/* ============================================
   EL & AS SAFETY FIRST
   Sistema de Diseño CSS - Industrial Moderno
   ============================================ */

/* ============================================
   1. CSS CUSTOM PROPERTIES (Variables)
   ============================================ */
:root {
    /* === COLORES PRINCIPALES === */
    --color-primary: #FFD700;
    --color-primary-dark: #E6C200;
    --color-primary-light: #FFF3B0;
    
    --color-secondary: #111111;
    --color-secondary-light: #1a1a2e;
    --color-secondary-dark: #000000;
    
    /* === COLORES NEUTROS === */
    --color-white: #FFFFFF;
    --color-gray-100: #F8F9FA;
    --color-gray-200: #E9ECEF;
    --color-gray-300: #DEE2E6;
    --color-gray-400: #CED4DA;
    --color-gray-500: #ADB5BD;
    --color-gray-600: #6C757D;
    --color-gray-700: #495057;
    --color-gray-800: #343A40;
    --color-gray-900: #212529;
    
    /* === COLORES DE ESTADO === */
    --color-success: #28A745;
    --color-warning: #FFC107;
    --color-danger: #DC3545;
    --color-info: #17A2B8;
    
    /* === TIPOGRAFÍA === */
    --font-primary: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Oswald', 'Impact', sans-serif;
    
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.2;
    --line-height-normal: 1.6;
    --line-height-relaxed: 1.75;
    
    /* === ESPACIADO === */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* === BORDES === */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    --border-radius-2xl: 24px;
    --border-radius-full: 9999px;
    
    /* === SOMBRAS === */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.25);
    --shadow-glow: 0 0 30px rgba(255, 215, 0, 0.4);
    --shadow-glow-strong: 0 0 50px rgba(255, 215, 0, 0.6);
    
    /* === TRANSICIONES === */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* === Z-INDEX === */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-tooltip: 600;
    
    /* === CONTENEDOR === */
    --container-max-width: 1200px;
    --container-padding: 20px;
    
    /* === HEADER === */
    --header-height: 80px;
    --header-height-scrolled: 70px;
}

/* ============================================
   2. CSS RESET MODERNO
   ============================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-gray-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-secondary);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary);
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input, button, textarea, select {
    font: inherit;
    color: inherit;
}

button {
    cursor: pointer;
    background: none;
    border: none;
}

ul, ol {
    list-style: none;
}

/* ============================================
   3. UTILIDADES Y LAYOUT
   ============================================ */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

section {
    padding: var(--spacing-4xl) 0;
    position: relative;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section__tag {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    padding: var(--spacing-xs) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md);
}

.section__title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
}

.section__title span {
    color: var(--color-primary);
}

.section__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

.section__header--light .section__title {
    color: var(--color-white);
}

.section__header--light .section__subtitle {
    color: var(--color-gray-400);
}

/* ============================================
   4. BOTONES
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-md);
    font-family: var(--font-display);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-decoration: none;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn--primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--color-secondary);
}

.btn--glow {
    box-shadow: var(--shadow-glow);
    animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: var(--shadow-glow); }
    50% { box-shadow: var(--shadow-glow-strong); }
}

.btn--secondary {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn--secondary:hover {
    background: var(--color-primary);
    color: var(--color-secondary);
    transform: translateY(-2px);
}

.btn--small {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.btn--large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

/* ============================================
   5. HEADER & NAVEGACIÓN - PREMIUM
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background: linear-gradient(180deg, rgba(0,0,0,0.5) 0%, transparent 100%);
    z-index: var(--z-fixed);
    transition: all var(--transition-normal);
}

/* Línea decorativa superior */
.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, 
        var(--color-primary) 0%, 
        var(--color-primary-dark) 25%,
        var(--color-secondary) 50%,
        var(--color-primary-dark) 75%,
        var(--color-primary) 100%);
    background-size: 200% 100%;
    animation: gradient-flow 3s linear infinite;
}

@keyframes gradient-flow {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.header.scrolled {
    height: var(--header-height-scrolled);
    background: rgba(17, 17, 17, 0.98);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 
        0 4px 30px rgba(0, 0, 0, 0.3),
        0 1px 0 rgba(255, 215, 0, 0.1);
}

.header.scrolled::before {
    height: 2px;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.nav__logo {
    display: flex;
    align-items: center;
    z-index: 10;
    position: relative;
}

.nav__logo-img {
    height: 50px;
    width: auto;
    transition: all var(--transition-normal);
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.nav__logo:hover .nav__logo-img {
    transform: scale(1.05);
    filter: drop-shadow(0 4px 8px rgba(255,215,0,0.3));
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav__link {
    position: relative;
    color: var(--color-white);
    font-family: var(--font-display);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: var(--spacing-sm) var(--spacing-sm);
    transition: all var(--transition-fast);
}

/* Efecto de brillo en hover */
.nav__link::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(255,215,0,0.15) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all var(--transition-normal);
    z-index: -1;
}

.nav__link:hover::before {
    width: 100px;
    height: 100px;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-primary);
    text-shadow: 0 0 20px rgba(255,215,0,0.5);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 100%;
}

.nav__cta {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-secondary) !important;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-bold);
    transition: all var(--transition-normal);
    box-shadow: 
        0 4px 15px rgba(255,215,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.2);
    position: relative;
    overflow: hidden;
}

.nav__cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s ease;
}

.nav__cta:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 
        0 6px 25px rgba(255,215,0,0.4),
        inset 0 1px 0 rgba(255,255,255,0.3);
    color: var(--color-secondary) !important;
}

.nav__cta:hover::before {
    left: 100%;
}

.nav__cta i {
    animation: pulse-icon 1.5s ease-in-out infinite;
}

@keyframes pulse-icon {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.nav__toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    cursor: pointer;
    z-index: 10;
}

.nav__toggle-bar {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--color-white);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

.nav__toggle-bar:nth-child(1) { margin-bottom: 5px; }
.nav__toggle-bar:nth-child(3) { margin-top: 5px; }

.nav__toggle.active .nav__toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.nav__toggle.active .nav__toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav__toggle.active .nav__toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* ============================================
   6. HERO SECTION - ÉPICO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -3;
    transform: scale(1.1);
    filter: brightness(0.7);
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 20% 80%, rgba(255,215,0,0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(255,215,0,0.08) 0%, transparent 40%),
        linear-gradient(
            135deg,
            rgba(17, 17, 17, 0.92) 0%,
            rgba(26, 26, 46, 0.88) 50%,
            rgba(17, 17, 17, 0.92) 100%
        );
    z-index: -2;
}

/* Grid de partículas/puntos industriales */
.hero__overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 2px 2px, rgba(255,215,0,0.15) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.5;
    animation: grid-pulse 4s ease-in-out infinite;
}

@keyframes grid-pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* Efecto de luz diagonal */
.hero__overlay::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(
        from 0deg at 50% 50%,
        transparent 0deg,
        rgba(255,215,0,0.03) 60deg,
        transparent 120deg
    );
    animation: rotate-light 20s linear infinite;
    z-index: -1;
}

@keyframes rotate-light {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Cintas de peligro mejoradas */
.hero__tape {
    position: absolute;
    left: -5%;
    width: 110%;
    height: 45px;
    background: repeating-linear-gradient(
        -45deg,
        var(--color-primary),
        var(--color-primary) 25px,
        var(--color-secondary) 25px,
        var(--color-secondary) 50px
    );
    z-index: 1;
    box-shadow: 
        0 4px 20px rgba(0,0,0,0.5),
        inset 0 2px 0 rgba(255,255,255,0.1),
        inset 0 -2px 0 rgba(0,0,0,0.2);
    animation: tape-shine 3s ease-in-out infinite;
}

@keyframes tape-shine {
    0%, 100% { filter: brightness(1); }
    50% { filter: brightness(1.1); }
}

.hero__tape--top {
    top: 0;
    transform: rotate(-2deg) translateY(-10px);
}

.hero__tape--bottom {
    bottom: 0;
    transform: rotate(2deg) translateY(10px);
}

.hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--spacing-4xl) var(--spacing-md);
    max-width: 1000px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 215, 0, 0.1);
    border: 2px solid var(--color-primary);
    color: var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-xl);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xl);
    animation: fadeInDown 0.8s ease, badge-glow 2s ease-in-out infinite;
    text-transform: uppercase;
    letter-spacing: 2px;
    backdrop-filter: blur(10px);
}

@keyframes badge-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(255,215,0,0.3); }
    50% { box-shadow: 0 0 40px rgba(255,215,0,0.5); }
}

.hero__badge i {
    animation: shield-pulse 1.5s ease-in-out infinite;
}

@keyframes shield-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.hero__title {
    font-size: var(--font-size-6xl);
    color: var(--color-white);
    text-transform: uppercase;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.8s ease 0.2s both;
    line-height: 1.1;
    letter-spacing: 2px;
}

.hero__title--highlight {
    color: var(--color-primary);
    display: block;
    text-shadow: 
        0 0 40px rgba(255, 215, 0, 0.4),
        0 0 80px rgba(255, 215, 0, 0.2),
        0 4px 0 rgba(0,0,0,0.3);
    position: relative;
}

/* Efecto de brillo en el texto destacado */
.hero__title--highlight::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255,255,255,0.1) 50%,
        transparent 100%
    );
    animation: text-shine 3s ease-in-out infinite;
}

@keyframes text-shine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-2xl);
    animation: fadeInUp 0.8s ease 0.4s both;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.hero__subtitle strong {
    color: var(--color-primary);
}

/* Stats mejorados */
.hero__stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero__stat {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,215,0,0.2);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(5px);
    transition: all var(--transition-normal);
    min-width: 140px;
}

.hero__stat:hover {
    background: rgba(255,215,0,0.1);
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255,215,0,0.2);
}

.hero__stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    text-shadow: 0 0 20px rgba(255,215,0,0.4);
    line-height: 1.2;
}

.hero__stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: var(--spacing-xs);
}

/* CTAs mejorados */
.hero__ctas {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.8s both;
}

.hero__ctas .btn--primary {
    font-size: var(--font-size-lg);
    padding: var(--spacing-lg) var(--spacing-2xl);
}

.hero__ctas .btn--secondary {
    backdrop-filter: blur(10px);
    background: rgba(255,215,0,0.1);
}

.hero__ctas .btn--secondary:hover {
    background: var(--color-primary);
}

/* Scroll indicator mejorado */
.hero__scroll {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-gray-400);
    text-decoration: none;
    animation: float 3s ease-in-out infinite;
    z-index: 5;
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
}

.hero__scroll:hover {
    color: var(--color-primary);
}

.hero__scroll-mouse {
    width: 26px;
    height: 42px;
    border: 2px solid currentColor;
    border-radius: 14px;
    position: relative;
    transition: all var(--transition-normal);
}

.hero__scroll:hover .hero__scroll-mouse {
    border-color: var(--color-primary);
    box-shadow: 0 0 20px rgba(255,215,0,0.3);
}

.hero__scroll-mouse::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 10px;
    background: var(--color-primary);
    border-radius: 2px;
    animation: scroll-wheel 1.5s ease-out infinite;
}

.hero__scroll-text {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 3px;
    font-weight: var(--font-weight-medium);
}

@keyframes scroll-wheel {
    0% { opacity: 1; top: 8px; }
    100% { opacity: 0; top: 20px; }
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* ============================================
   7. ABOUT SECTION - PREMIUM ENHANCED
   ============================================ */
.about {
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-100) 100%);
    position: relative;
    overflow: hidden;
}

/* Decorative Background Pattern */
.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(255, 215, 0, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(255, 215, 0, 0.05) 0%, transparent 40%);
    pointer-events: none;
}

/* Subtle Grid Pattern */
.about::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(17, 17, 17, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(17, 17, 17, 0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
}

.about .container {
    position: relative;
    z-index: 1;
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

/* Enhanced Image Wrapper with 3D Frame Effect */
.about__image-wrapper {
    position: relative;
    perspective: 1000px;
}

.about__image {
    width: 100%;
    max-width: 400px;
    border-radius: var(--border-radius-xl);
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 215, 0, 0.1);
    position: relative;
    z-index: 2;
    transition: all var(--transition-slow);
}

/* Hover effect for image */
.about__image-wrapper:hover .about__image {
    transform: scale(1.02) rotateY(-2deg);
    box-shadow: 
        0 35px 60px -15px rgba(0, 0, 0, 0.3),
        0 0 0 2px rgba(255, 215, 0, 0.3);
}

/* Animated Decoration Border */
.about__image-decoration {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 4px solid transparent;
    border-radius: var(--border-radius-xl);
    z-index: 1;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)) border-box;
    -webkit-mask: 
        linear-gradient(#fff 0 0) padding-box, 
        linear-gradient(#fff 0 0);
    mask: 
        linear-gradient(#fff 0 0) padding-box, 
        linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    transition: all var(--transition-slow);
}

/* Decoration Glow Effect */
.about__image-decoration::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: inherit;
    background: linear-gradient(135deg, var(--color-primary), transparent, var(--color-primary));
    opacity: 0;
    filter: blur(20px);
    transition: opacity var(--transition-slow);
}

.about__image-wrapper:hover .about__image-decoration::before {
    opacity: 0.5;
}

/* Corner Accents */
.about__image-decoration::after {
    content: '';
    position: absolute;
    top: -15px;
    right: -15px;
    width: 30px;
    height: 30px;
    background: var(--color-primary);
    clip-path: polygon(0 0, 100% 0, 100% 100%);
    opacity: 0;
    transform: translate(-10px, 10px);
    transition: all var(--transition-normal);
}

.about__image-wrapper:hover .about__image-decoration::after {
    opacity: 1;
    transform: translate(0, 0);
}

/* Floating Badge with Premium Effects */
.about__badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    box-shadow: 
        0 15px 40px rgba(255, 215, 0, 0.4),
        0 5px 15px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    z-index: 3;
    animation: badgeFloat 4s ease-in-out infinite;
    transform-origin: center center;
}

@keyframes badgeFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(2deg); }
}

/* Badge Shine Effect */
.about__badge::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.2), transparent);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 50% 50%;
    pointer-events: none;
}

/* Badge Glow Pulse */
.about__badge::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: inherit;
    background: var(--color-primary);
    z-index: -1;
    filter: blur(15px);
    opacity: 0.5;
    animation: badgeGlow 2s ease-in-out infinite alternate;
}

@keyframes badgeGlow {
    0% { opacity: 0.3; transform: scale(0.95); }
    100% { opacity: 0.6; transform: scale(1.05); }
}

.about__badge i {
    font-size: var(--font-size-3xl);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    animation: shieldPulse 2s ease-in-out infinite;
}

@keyframes shieldPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.about__badge span {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Content Area Enhanced */
.about__content {
    position: relative;
}

.about__name {
    font-size: var(--font-size-3xl);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

/* Underline accent for name */
.about__name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 2px;
}

.about__role {
    color: var(--color-primary-dark);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-lg);
    text-transform: uppercase;
    letter-spacing: 2px;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.about__role::before {
    content: '●';
    color: var(--color-primary);
    animation: roleDot 1.5s ease-in-out infinite;
}

@keyframes roleDot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.about__description {
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
    line-height: 1.8;
    position: relative;
    padding-left: var(--spacing-lg);
    border-left: 3px solid var(--color-primary);
}

/* Features Grid Enhanced */
.about__features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.about__feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: 
        0 4px 15px rgba(0, 0, 0, 0.05),
        0 1px 2px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid transparent;
}

/* Feature Card Hover Effects */
.about__feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.05), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.about__feature::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    transition: width var(--transition-normal);
}

.about__feature:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 
        0 15px 40px rgba(0, 0, 0, 0.1),
        0 5px 15px rgba(255, 215, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.2);
}

.about__feature:hover::before {
    opacity: 1;
}

.about__feature:hover::after {
    width: 100%;
}

/* Feature Icon Enhanced */
.about__feature-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-xl);
    position: relative;
    box-shadow: 
        0 8px 20px rgba(255, 215, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
}

.about__feature-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.2), transparent 50%);
}

.about__feature:hover .about__feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 
        0 12px 25px rgba(255, 215, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.about__feature-icon i {
    position: relative;
    z-index: 1;
}

/* Feature Text Enhanced */
.about__feature-text {
    position: relative;
    z-index: 1;
}

.about__feature-text strong {
    display: block;
    font-family: var(--font-display);
    font-size: var(--font-size-xl);
    color: var(--color-secondary);
    margin-bottom: 2px;
    transition: color var(--transition-fast);
}

.about__feature:hover .about__feature-text strong {
    color: var(--color-primary-dark);
}

.about__feature-text span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

/* Sequential Animation for Features */
.about__feature:nth-child(1) { transition-delay: 0s; }
.about__feature:nth-child(2) { transition-delay: 0.05s; }
.about__feature:nth-child(3) { transition-delay: 0.1s; }
.about__feature:nth-child(4) { transition-delay: 0.15s; }

/* ============================================
   8. SERVICES SECTION - PREMIUM ENHANCED
   ============================================ */
.services {
    background: var(--color-secondary);
    position: relative;
    overflow: hidden;
}

/* Animated Background Pattern */
.services__background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 40px,
            rgba(255, 215, 0, 0.02) 40px,
            rgba(255, 215, 0, 0.02) 80px
        );
    z-index: 0;
}

/* Floating Particles Effect */
.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(255, 215, 0, 0.08) 0%, transparent 25%),
        radial-gradient(circle at 80% 70%, rgba(255, 215, 0, 0.06) 0%, transparent 30%),
        radial-gradient(circle at 50% 50%, rgba(255, 215, 0, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* Animated Glow Orb */
.services::after {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: serviceGlow 8s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes serviceGlow {
    0%, 100% { opacity: 0.3; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.6; transform: translate(-50%, -50%) scale(1.2); }
}

.services .container {
    position: relative;
    z-index: 1;
}

/* Section Title Override for Dark Background */
.services .section-header__title {
    color: var(--color-white);
}

.services .section-header__subtitle {
    color: var(--color-gray-400);
}

.services .section-header__line {
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--spacing-xl);
    perspective: 1000px;
}

/* Service Card with 3D Effects */
.service-card {
    background: var(--color-white);
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    transition: all var(--transition-slow);
    display: flex;
    flex-direction: column;
    position: relative;
    transform-style: preserve-3d;
}

/* 3D Lift Effect on Hover */
.service-card:hover {
    transform: translateY(-15px) rotateX(2deg);
    box-shadow: 
        0 40px 80px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 215, 0, 0.3),
        0 0 60px rgba(255, 215, 0, 0.15);
}

/* Top Glow Line */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark), var(--color-primary));
    z-index: 10;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.service-card:hover::before {
    opacity: 1;
}

/* Shimmer Effect on Card */
.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transition: left 0.8s ease;
    z-index: 5;
    pointer-events: none;
}

.service-card:hover::after {
    left: 100%;
}

/* Floating Icon with Premium Effects */
.service-card__icon {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-2xl);
    box-shadow: 
        0 10px 30px rgba(255, 215, 0, 0.4),
        0 5px 15px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    z-index: 10;
    transition: all var(--transition-normal);
    transform: translateZ(30px);
}

/* Icon Inner Shine */
.service-card__icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.25), transparent);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 50% 50%;
    pointer-events: none;
}

.service-card:hover .service-card__icon {
    transform: translateZ(40px) scale(1.15) rotate(8deg);
    box-shadow: 
        0 15px 40px rgba(255, 215, 0, 0.5),
        0 8px 20px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* Icon Pulse Animation */
.service-card__icon i {
    position: relative;
    z-index: 1;
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

/* Image Container with Overlay */
.service-card__image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.service-card__image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        transparent 0%,
        transparent 50%,
        rgba(17, 17, 17, 0.8) 100%
    );
    z-index: 2;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.service-card:hover .service-card__image::before {
    opacity: 1;
}

.service-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.service-card:hover .service-card__image img {
    transform: scale(1.15);
}

/* Content Area Enhanced */
.service-card__content {
    padding: var(--spacing-xl);
    flex: 1;
    position: relative;
    z-index: 3;
    background: var(--color-white);
}

.service-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: var(--color-secondary);
    position: relative;
    display: inline-block;
    transition: color var(--transition-normal);
}

.service-card:hover .service-card__title {
    color: var(--color-primary-dark);
}

.service-card__description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-base);
    line-height: 1.7;
}

/* Service List with Animated Bullets */
.service-card__list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.service-card__list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    transition: all var(--transition-fast);
}

.service-card:hover .service-card__list li {
    color: var(--color-secondary);
}

.service-card__list li:hover {
    transform: translateX(5px);
}

.service-card__list i {
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    transition: transform var(--transition-normal);
}

.service-card__list li:hover i {
    transform: scale(1.3);
}

/* CTA Button Enhanced */
.service-card__cta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-gray-100), var(--color-gray-200));
    color: var(--color-secondary);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: var(--font-size-sm);
    transition: all var(--transition-normal);
    border-top: 2px solid var(--color-gray-200);
    position: relative;
    overflow: hidden;
}

.service-card__cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    transition: left var(--transition-normal);
    z-index: 0;
}

.service-card__cta span,
.service-card__cta i {
    position: relative;
    z-index: 1;
}

.service-card__cta:hover {
    color: var(--color-secondary);
    border-color: var(--color-primary);
}

.service-card__cta:hover::before {
    left: 0;
}

.service-card__cta i {
    transition: transform var(--transition-normal);
}

.service-card__cta:hover i {
    transform: translateX(8px);
}

/* Featured Card with Special Effects */
.service-card--featured {
    border: 3px solid var(--color-primary);
    position: relative;
}

.service-card--featured::before {
    opacity: 1;
    height: 5px;
}

/* Featured Badge */
.service-card--featured .service-card__content::before {
    content: '★ DESTACADO';
    position: absolute;
    top: -12px;
    left: var(--spacing-lg);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.4);
}

.service-card--featured .service-card__cta {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    border-color: var(--color-primary);
}

.service-card--featured .service-card__cta::before {
    background: linear-gradient(90deg, var(--color-primary-dark), var(--color-primary));
}

/* Staggered Animation for Cards */
.service-card:nth-child(1) { transition-delay: 0s; }
.service-card:nth-child(2) { transition-delay: 0.1s; }
.service-card:nth-child(3) { transition-delay: 0.2s; }
.service-card:nth-child(4) { transition-delay: 0.3s; }
.service-card:nth-child(5) { transition-delay: 0.4s; }

/* ============================================
   9. COURSES SECTION - PREMIUM ENHANCED
   ============================================ */
.courses {
    background: linear-gradient(180deg, var(--color-white) 0%, var(--color-gray-100) 100%);
    position: relative;
    overflow: hidden;
}

/* Background Decoration */
.courses::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 0% 50%, rgba(255, 215, 0, 0.05) 0%, transparent 40%),
        radial-gradient(circle at 100% 50%, rgba(255, 215, 0, 0.05) 0%, transparent 40%);
    pointer-events: none;
}

.courses .container {
    position: relative;
    z-index: 1;
}

/* Certification Badges with Premium Effects */
.courses__badges {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.courses__badge-img {
    height: 70px;
    width: auto;
    filter: grayscale(30%) drop-shadow(0 5px 15px rgba(0,0,0,0.1));
    opacity: 0.85;
    transition: all var(--transition-normal);
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    border: 2px solid transparent;
}

.courses__badge-img:hover {
    filter: grayscale(0) drop-shadow(0 10px 25px rgba(255, 215, 0, 0.3));
    opacity: 1;
    transform: scale(1.08) translateY(-5px);
    border-color: var(--color-primary);
}

/* Accordion Container */
.courses__accordion {
    max-width: 900px;
    margin: 0 auto;
}

/* Accordion Item with Premium Effects */
.accordion__item {
    background: var(--color-white);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius-xl);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: all var(--transition-normal);
    position: relative;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

/* Left Border Accent */
.accordion__item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.accordion__item:hover {
    border-color: rgba(255, 215, 0, 0.5);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    transform: translateX(5px);
}

.accordion__item:hover::before {
    opacity: 1;
}

.accordion__item.active {
    border-color: var(--color-primary);
    box-shadow: 
        0 15px 40px rgba(0, 0, 0, 0.1),
        0 0 0 1px rgba(255, 215, 0, 0.2);
    transform: translateX(0);
}

.accordion__item.active::before {
    opacity: 1;
}

/* Header with Gradient on Active */
.accordion__header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.accordion__header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--spacing-xl);
    right: var(--spacing-xl);
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gray-200), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.accordion__item.active .accordion__header::after {
    opacity: 1;
}

.accordion__header:hover {
    background: linear-gradient(90deg, rgba(255, 215, 0, 0.05), transparent);
}

.accordion__header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

/* Icon with Glow Effect */
.accordion__icon {
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-xl);
    box-shadow: 
        0 8px 20px rgba(255, 215, 0, 0.25),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
    position: relative;
}

.accordion__icon::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.2), transparent 50%);
}

.accordion__item:hover .accordion__icon,
.accordion__item.active .accordion__icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 
        0 12px 30px rgba(255, 215, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.accordion__title-wrapper {
    text-align: left;
}

.accordion__title {
    font-size: var(--font-size-lg);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-xs);
    transition: color var(--transition-normal);
}

.accordion__item:hover .accordion__title,
.accordion__item.active .accordion__title {
    color: var(--color-primary-dark);
}

/* Badge with Pulse Effect */
.accordion__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: linear-gradient(135deg, var(--color-gray-100), var(--color-gray-200));
    color: var(--color-gray-700);
    padding: 4px 12px;
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all var(--transition-normal);
}

.accordion__badge i {
    font-size: 10px;
    color: var(--color-primary);
}

.accordion__item.active .accordion__badge {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
}

/* Arrow with Rotation */
.accordion__arrow {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-100);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-base);
    color: var(--color-gray-500);
    transition: all var(--transition-normal);
}

.accordion__item:hover .accordion__arrow {
    background: rgba(255, 215, 0, 0.1);
    color: var(--color-primary);
}

.accordion__item.active .accordion__arrow {
    transform: rotate(180deg);
    background: var(--color-primary);
    color: var(--color-secondary);
}

/* Content with Smooth Reveal */
.accordion__content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(180deg, rgba(255, 215, 0, 0.02), transparent);
}

.accordion__item.active .accordion__content {
    max-height: 500px;
}

.accordion__content p {
    padding: var(--spacing-md) var(--spacing-xl) var(--spacing-lg);
    color: var(--color-gray-600);
    padding-left: calc(55px + var(--spacing-xl) + var(--spacing-lg));
    line-height: 1.8;
}

.accordion__content .btn {
    margin-left: calc(55px + var(--spacing-xl) + var(--spacing-lg));
    margin-bottom: var(--spacing-lg);
}

/* CTA Section at Bottom */
.courses__cta {
    text-align: center;
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--color-white), var(--color-gray-100));
    border-radius: var(--border-radius-xl);
    border: 2px solid var(--color-gray-200);
    position: relative;
    overflow: hidden;
}

.courses__cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark), var(--color-primary));
}

.courses__cta p {
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-xl);
}

/* Staggered Animation */
.accordion__item:nth-child(1) { transition-delay: 0s; }
.accordion__item:nth-child(2) { transition-delay: 0.03s; }
.accordion__item:nth-child(3) { transition-delay: 0.06s; }
.accordion__item:nth-child(4) { transition-delay: 0.09s; }
.accordion__item:nth-child(5) { transition-delay: 0.12s; }
.accordion__item:nth-child(6) { transition-delay: 0.15s; }

/* ============================================
   10. TESTIMONIALS SECTION - PREMIUM ENHANCED
   ============================================ */
.testimonials {
    background: linear-gradient(180deg, var(--color-gray-100) 0%, var(--color-white) 50%, var(--color-gray-100) 100%);
    overflow: hidden;
    position: relative;
}

/* Decorative Background */
.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 20%, rgba(255, 215, 0, 0.04) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(255, 215, 0, 0.04) 0%, transparent 40%);
    pointer-events: none;
}

/* Large Quote Mark Background */
.testimonials::after {
    content: '"';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 500px;
    font-family: Georgia, serif;
    color: var(--color-primary);
    opacity: 0.02;
    pointer-events: none;
    line-height: 1;
}

.testimonials .container {
    position: relative;
    z-index: 1;
}

/* Slider Grid */
.testimonials__slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--spacing-xl);
}

/* Testimonial Card with Premium Effects */
.testimonial-card {
    background: var(--color-white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.06),
        0 1px 3px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-slow);
    position: relative;
    border: 2px solid transparent;
    overflow: hidden;
}

/* Top Accent Line */
.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

/* Large Quote Mark */
.testimonial-card::after {
    content: '"';
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-xl);
    font-size: 100px;
    font-family: Georgia, serif;
    color: var(--color-primary);
    opacity: 0.1;
    line-height: 1;
    transition: all var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 
        0 25px 60px rgba(0, 0, 0, 0.12),
        0 10px 20px rgba(255, 215, 0, 0.08);
    border-color: rgba(255, 215, 0, 0.3);
}

.testimonial-card:hover::before {
    transform: scaleX(1);
}

.testimonial-card:hover::after {
    opacity: 0.2;
    transform: scale(1.1);
}

/* Stars Rating with Animation */
.testimonial-card__stars {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.testimonial-card__stars i {
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    filter: drop-shadow(0 2px 4px rgba(255, 215, 0, 0.3));
    transition: transform var(--transition-fast);
}

.testimonial-card:hover .testimonial-card__stars i {
    animation: starPop 0.4s ease forwards;
}

.testimonial-card:hover .testimonial-card__stars i:nth-child(1) { animation-delay: 0s; }
.testimonial-card:hover .testimonial-card__stars i:nth-child(2) { animation-delay: 0.05s; }
.testimonial-card:hover .testimonial-card__stars i:nth-child(3) { animation-delay: 0.1s; }
.testimonial-card:hover .testimonial-card__stars i:nth-child(4) { animation-delay: 0.15s; }
.testimonial-card:hover .testimonial-card__stars i:nth-child(5) { animation-delay: 0.2s; }

@keyframes starPop {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

/* Quote Text */
.testimonial-card__quote {
    font-size: var(--font-size-lg);
    color: var(--color-gray-700);
    font-style: italic;
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    position: relative;
    z-index: 1;
}

/* Author Section */
.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-200);
    position: relative;
}

/* Avatar with Glow Effect */
.testimonial-card__avatar {
    width: 65px;
    height: 65px;
    border-radius: var(--border-radius-full);
    object-fit: cover;
    border: 3px solid var(--color-primary);
    box-shadow: 
        0 0 0 3px var(--color-white),
        0 8px 20px rgba(0, 0, 0, 0.15);
    transition: all var(--transition-normal);
}

.testimonial-card:hover .testimonial-card__avatar {
    border-color: var(--color-primary-dark);
    box-shadow: 
        0 0 0 4px var(--color-white),
        0 0 20px rgba(255, 215, 0, 0.4),
        0 10px 25px rgba(0, 0, 0, 0.2);
    transform: scale(1.05);
}

.testimonial-card__info strong {
    display: block;
    color: var(--color-secondary);
    font-size: var(--font-size-base);
    font-family: var(--font-display);
    margin-bottom: 2px;
}

.testimonial-card__info span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.testimonial-card__info span::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
}

/* Trust Badges Section */
.testimonials__trust {
    margin-top: var(--spacing-3xl);
    text-align: center;
}

.testimonials__trust-title {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: var(--spacing-xl);
}

.testimonials__trust-badges {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-2xl);
    flex-wrap: wrap;
}

.testimonials__trust-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: all var(--transition-normal);
    min-width: 140px;
}

.testimonials__trust-badge:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.testimonials__trust-badge i {
    font-size: var(--font-size-3xl);
    color: var(--color-primary);
}

.testimonials__trust-badge span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    font-weight: var(--font-weight-semibold);
    text-align: center;
}

/* Staggered Animation */
.testimonial-card:nth-child(1) { transition-delay: 0s; }
.testimonial-card:nth-child(2) { transition-delay: 0.1s; }
.testimonial-card:nth-child(3) { transition-delay: 0.2s; }

/* ============================================
   11. CONTACT SECTION - PREMIUM ENHANCED
   ============================================ */
.contact {
    background: var(--color-secondary);
    position: relative;
    overflow: hidden;
}

/* Animated Background */
.contact__background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(135deg, rgba(17,17,17,0.98) 0%, rgba(26,26,46,0.95) 100%);
    z-index: 0;
}

/* Floating Particles */
.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 90%, rgba(255, 215, 0, 0.08) 0%, transparent 30%),
        radial-gradient(circle at 90% 10%, rgba(255, 215, 0, 0.06) 0%, transparent 35%),
        radial-gradient(circle at 50% 50%, rgba(255, 215, 0, 0.02) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

/* Animated Grid Pattern */
.contact::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(255, 215, 0, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 215, 0, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

.contact .container {
    position: relative;
    z-index: 1;
}

/* Section Header Override */
.contact .section-header__title {
    color: var(--color-white);
}

.contact .section-header__subtitle {
    color: var(--color-gray-400);
}

.contact .section-header__line {
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

/* Contact Grid */
.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-2xl);
    align-items: start;
}

/* Info Cards Container */
.contact__info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Contact Card with Premium Effects */
.contact__card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--border-radius-xl);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

/* Left Accent Line */
.contact__card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--color-primary), var(--color-primary-dark));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

/* Hover Glow Effect */
.contact__card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 0% 50%, rgba(255, 215, 0, 0.1), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.contact__card:hover {
    background: rgba(255, 215, 0, 0.08);
    border-color: rgba(255, 215, 0, 0.3);
    transform: translateX(10px);
    box-shadow: 
        0 15px 40px rgba(0, 0, 0, 0.3),
        0 0 30px rgba(255, 215, 0, 0.1);
}

.contact__card:hover::before {
    opacity: 1;
}

.contact__card:hover::after {
    opacity: 1;
}

/* Card Icon with Glow */
.contact__card-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-xl);
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    box-shadow: 
        0 10px 25px rgba(255, 215, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
}

.contact__card-icon::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.2), transparent 50%);
}

.contact__card:hover .contact__card-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 
        0 15px 35px rgba(255, 215, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* Card Content */
.contact__card-content {
    position: relative;
    z-index: 1;
}

.contact__card-content h3 {
    font-size: var(--font-size-lg);
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-display);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact__card-content a {
    color: var(--color-primary);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    text-decoration: none;
    transition: all var(--transition-normal);
    display: inline-block;
}

.contact__card-content a:hover {
    color: var(--color-white);
    text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
    transform: translateX(5px);
}

.contact__card-content p {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
    line-height: 1.6;
}

/* Map Container with Frame */
.contact__map {
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: 
        0 25px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 215, 0, 0.1);
    position: relative;
    border: 3px solid rgba(255, 215, 0, 0.2);
}

/* Map Overlay Effect */
.contact__map::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(180deg, rgba(17, 17, 17, 0.5), transparent);
    pointer-events: none;
    z-index: 2;
}

.contact__map::after {
    content: '📍 Nuestra Ubicación';
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-lg);
    color: var(--color-white);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 1px;
    z-index: 3;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.contact__map iframe {
    display: block;
    filter: saturate(0.8) contrast(1.1);
    transition: filter var(--transition-normal);
}

.contact__map:hover iframe {
    filter: saturate(1) contrast(1);
}

/* CTA Section */
.contact__cta {
    margin-top: var(--spacing-2xl);
    text-align: center;
    padding: var(--spacing-2xl);
    background: rgba(255, 215, 0, 0.05);
    border: 1px solid rgba(255, 215, 0, 0.1);
    border-radius: var(--border-radius-xl);
}

.contact__cta p {
    color: var(--color-gray-300);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
}

/* Staggered Animation for Cards */
.contact__card:nth-child(1) { transition-delay: 0s; }
.contact__card:nth-child(2) { transition-delay: 0.1s; }
.contact__card:nth-child(3) { transition-delay: 0.2s; }
.contact__card:nth-child(4) { transition-delay: 0.3s; }

/* ============================================
   12. FOOTER - PREMIUM ENHANCED
   ============================================ */
.footer {
    background: linear-gradient(180deg, var(--color-secondary) 0%, #0a0a0a 100%);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 0;
    position: relative;
    overflow: hidden;
}

/* Background Decoration */
.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, 
        transparent, 
        var(--color-primary) 20%, 
        var(--color-primary) 80%, 
        transparent);
}

/* Subtle Grid Pattern */
.footer::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 215, 0, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(255, 215, 0, 0.02) 0%, transparent 30%);
    pointer-events: none;
}

.footer .container {
    position: relative;
    z-index: 1;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Logo Section */
.footer__brand {
    position: relative;
}

.footer__logo {
    height: 55px;
    width: auto;
    margin-bottom: var(--spacing-lg);
    filter: brightness(1.1);
    transition: all var(--transition-normal);
}

.footer__logo:hover {
    filter: brightness(1.2) drop-shadow(0 0 20px rgba(255, 215, 0, 0.3));
    transform: scale(1.02);
}

.footer__description {
    color: var(--color-gray-400);
    font-size: var(--font-size-base);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

/* Social Icons with Premium Effects */
.footer__social {
    display: flex;
    gap: var(--spacing-md);
}

.footer__social a {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-white);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-xl);
    transition: all var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.footer__social a::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.footer__social a i {
    position: relative;
    z-index: 1;
}

.footer__social a:hover {
    color: var(--color-secondary);
    transform: translateY(-5px) scale(1.1);
    border-color: var(--color-primary);
    box-shadow: 
        0 10px 30px rgba(255, 215, 0, 0.3),
        0 0 20px rgba(255, 215, 0, 0.2);
}

.footer__social a:hover::before {
    opacity: 1;
}

/* Column Titles */
.footer__title {
    font-size: var(--font-size-lg);
    font-family: var(--font-display);
    color: var(--color-white);
    margin-bottom: var(--spacing-xl);
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    padding-bottom: var(--spacing-md);
}

.footer__title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    border-radius: 2px;
}

/* Links with Hover Animation */
.footer__links ul,
.footer__contact ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer__links a {
    color: var(--color-gray-400);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    position: relative;
}

.footer__links a::before {
    content: '→';
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--transition-fast);
    color: var(--color-primary);
}

.footer__links a:hover {
    color: var(--color-primary);
    transform: translateX(5px);
}

.footer__links a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

/* Contact Info */
.footer__contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    color: var(--color-gray-400);
    transition: all var(--transition-normal);
    padding: var(--spacing-sm) 0;
}

.footer__contact li:hover {
    color: var(--color-white);
}

.footer__contact i {
    color: var(--color-primary);
    width: 20px;
    font-size: var(--font-size-base);
    margin-top: 3px;
}

.footer__contact a {
    color: var(--color-gray-400);
    transition: all var(--transition-fast);
}

.footer__contact a:hover {
    color: var(--color-primary);
}

.footer__contact span {
    color: var(--color-gray-400);
    font-size: var(--font-size-base);
}

/* Bottom Bar */
.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xl) 0;
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    position: relative;
}

.footer__bottom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.footer__copyright {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer__copyright i {
    color: var(--color-primary);
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.footer__legal {
    display: flex;
    gap: var(--spacing-lg);
}

.footer__legal a {
    color: var(--color-gray-500);
    transition: color var(--transition-fast);
}

.footer__legal a:hover {
    color: var(--color-primary);
}

/* ============================================
   13. WHATSAPP FLOTANTE - PREMIUM ENHANCED
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 70px;
    height: 70px;
    background: linear-gradient(145deg, #25D366, #128C7E);
    color: var(--color-white);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    text-decoration: none;
    z-index: var(--z-fixed);
    box-shadow: 
        0 8px 25px rgba(37, 211, 102, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
    animation: whatsappFloat 3s ease-in-out infinite;
}

/* Inner Shine Effect */
.whatsapp-float::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.25), transparent);
    border-radius: var(--border-radius-full) var(--border-radius-full) 50% 50%;
    pointer-events: none;
}

/* Pulsing Ring Effect */
.whatsapp-float::after {
    content: '';
    position: absolute;
    inset: -5px;
    border-radius: var(--border-radius-full);
    border: 3px solid rgba(37, 211, 102, 0.5);
    animation: whatsappRing 2s ease-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.15) rotate(10deg);
    box-shadow: 
        0 15px 40px rgba(37, 211, 102, 0.6),
        0 0 60px rgba(37, 211, 102, 0.3);
    color: var(--color-white);
}

.whatsapp-float:hover::after {
    animation: none;
    opacity: 0;
}

.whatsapp-float i {
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

/* Tooltip with Premium Style */
.whatsapp-float__tooltip {
    position: absolute;
    right: 85px;
    background: var(--color-white);
    color: var(--color-secondary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
    white-space: nowrap;
    box-shadow: 
        0 10px 30px rgba(0, 0, 0, 0.15),
        0 5px 15px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateX(15px) scale(0.9);
    transition: all var(--transition-normal);
    pointer-events: none;
}

/* Tooltip Arrow */
.whatsapp-float__tooltip::after {
    content: '';
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 8px;
    border-style: solid;
    border-color: transparent transparent transparent var(--color-white);
}

/* Green accent line */
.whatsapp-float__tooltip::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #25D366, #128C7E);
    border-radius: var(--border-radius-lg) 0 0 var(--border-radius-lg);
}

.whatsapp-float:hover .whatsapp-float__tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(0) scale(1);
}

/* Notification Badge */
.whatsapp-float__badge {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 24px;
    height: 24px;
    background: #ff3b30;
    color: var(--color-white);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: var(--font-weight-bold);
    border: 3px solid var(--color-white);
    animation: badgeBounce 2s ease-in-out infinite;
    z-index: 2;
}

@keyframes whatsappFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

@keyframes whatsappRing {
    0% { 
        transform: scale(1);
        opacity: 1;
    }
    100% { 
        transform: scale(1.4);
        opacity: 0;
    }
}

@keyframes badgeBounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* ============================================
   14. SCROLL TO TOP - PREMIUM ENHANCED
   ============================================ */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 115px;
    width: 55px;
    height: 55px;
    background: linear-gradient(145deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-secondary);
    border: none;
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    cursor: pointer;
    z-index: var(--z-fixed);
    box-shadow: 
        0 8px 25px rgba(255, 215, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(30px) scale(0.8);
    transition: all var(--transition-normal);
}

/* Inner Shine */
.scroll-top::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.25), transparent);
    border-radius: var(--border-radius-full) var(--border-radius-full) 50% 50%;
    pointer-events: none;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.scroll-top:hover {
    background: linear-gradient(145deg, var(--color-primary-dark), var(--color-primary));
    transform: translateY(-8px) scale(1.1);
    box-shadow: 
        0 15px 40px rgba(255, 215, 0, 0.5),
        0 0 30px rgba(255, 215, 0, 0.2);
}

.scroll-top:active {
    transform: translateY(-3px) scale(1.05);
}

.scroll-top i {
    position: relative;
    z-index: 1;
    animation: arrowBounce 2s ease-in-out infinite;
}

@keyframes arrowBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

/* ============================================
   15. ANIMACIONES - ENHANCED
   ============================================ */
/* Fade Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Scale Animations */
@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scaleUp {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Slide Animations */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Rotate Animations */
@keyframes rotateIn {
    from {
        opacity: 0;
        transform: rotate(-180deg) scale(0.5);
    }
    to {
        opacity: 1;
        transform: rotate(0) scale(1);
    }
}

/* Bounce Animations */
@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Glow Pulse */
@keyframes glowPulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(255, 215, 0, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(255, 215, 0, 0.6);
    }
}

/* Shimmer Effect */
@keyframes shimmer {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

/* Text Reveal */
@keyframes textReveal {
    0% {
        clip-path: inset(0 100% 0 0);
    }
    100% {
        clip-path: inset(0 0 0 0);
    }
}

/* Floating Animation */
@keyframes floating {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-10px) rotate(2deg);
    }
    75% {
        transform: translateY(-5px) rotate(-2deg);
    }
}

/* Shake Animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* ============================================
   16. SCROLL REVEAL ANIMATIONS
   ============================================ */
/* Elements that will be animated on scroll */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Stagger Delays for Children */
.reveal-stagger > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger > *:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger > *:nth-child(4) { transition-delay: 0.3s; }
.reveal-stagger > *:nth-child(5) { transition-delay: 0.4s; }
.reveal-stagger > *:nth-child(6) { transition-delay: 0.5s; }

/* ============================================
   17. RESPONSIVE - TABLET
   ============================================ */
@media screen and (max-width: 1024px) {
    :root {
        --font-size-6xl: 2.5rem;
        --font-size-5xl: 2.25rem;
        --font-size-4xl: 2rem;
    }
    
    .hero__stats {
        gap: var(--spacing-xl);
    }
    
    .hero__stat {
        min-width: 120px;
        padding: var(--spacing-md);
    }
    
    .hero__overlay::after {
        display: none;
    }
    
    .about__grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .about__image-wrapper {
        max-width: 350px;
        margin: 0 auto;
    }
    
    .about__image-decoration {
        top: -15px;
        left: -15px;
    }
    
    .about__image-decoration::after {
        display: none;
    }
    
    .about__badge {
        right: 0;
    }
    
    .about__name::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .about__role {
        justify-content: center;
    }
    
    .about__description {
        text-align: left;
    }
    
    .about__features {
        justify-content: center;
    }
    
    .contact__grid {
        grid-template-columns: 1fr;
    }
    
    .footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   17. RESPONSIVE - MOBILE
   ============================================ */
@media screen and (max-width: 768px) {
    :root {
        --font-size-6xl: 2rem;
        --font-size-5xl: 1.75rem;
        --font-size-4xl: 1.5rem;
        --spacing-4xl: 4rem;
    }
    
    /* Header mobile */
    .header::before {
        height: 2px;
    }
    
    .nav__toggle {
        display: flex;
    }
    
    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 85%;
        max-width: 350px;
        height: 100vh;
        background: linear-gradient(180deg, var(--color-secondary) 0%, var(--color-secondary-light) 100%);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: var(--spacing-xl);
        transition: right var(--transition-normal);
        box-shadow: -10px 0 50px rgba(0, 0, 0, 0.5);
    }
    
    .nav__menu::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 40px,
            rgba(255, 215, 0, 0.02) 40px,
            rgba(255, 215, 0, 0.02) 80px
        );
        pointer-events: none;
    }
    
    .nav__menu.active {
        right: 0;
    }
    
    .nav__link {
        font-size: var(--font-size-xl);
    }
    
    .nav__link::before {
        display: none;
    }
    
    .nav__item--cta {
        margin-top: var(--spacing-lg);
    }
    
    /* Hero mobile */
    .hero__background {
        background-attachment: scroll;
        height: 100%;
    }
    
    .hero__overlay::before {
        background-size: 30px 30px;
    }
    
    .hero__overlay::after {
        display: none;
    }
    
    .hero__title {
        font-size: var(--font-size-4xl);
        letter-spacing: 1px;
    }
    
    .hero__title--highlight::after {
        display: none;
    }
    
    .hero__subtitle {
        font-size: var(--font-size-base);
        padding: 0 var(--spacing-sm);
    }
    
    .hero__stats {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: center;
    }
    
    .hero__stat {
        width: 100%;
        max-width: 250px;
    }
    
    .hero__ctas {
        flex-direction: column;
        align-items: center;
    }
    
    .hero__ctas .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .hero__ctas .btn--primary {
        font-size: var(--font-size-base);
        padding: var(--spacing-md) var(--spacing-xl);
    }
    
    .hero__tape {
        height: 30px;
    }
    
    .hero__scroll {
        display: none;
    }
    
    .hero__badge {
        font-size: var(--font-size-xs);
        padding: var(--spacing-xs) var(--spacing-md);
    }
    
    .about__features {
        grid-template-columns: 1fr;
    }
    
    .about__feature {
        padding: var(--spacing-md);
    }
    
    .about__feature-icon {
        width: 50px;
        height: 50px;
        min-width: 50px;
    }
    
    .about__badge {
        position: relative;
        bottom: auto;
        right: auto;
        margin: var(--spacing-xl) auto 0;
        flex-direction: row;
        animation: none;
    }
    
    .about__badge::after {
        display: none;
    }
    
    .about__description {
        padding-left: var(--spacing-md);
    }
    
    .about__image-wrapper:hover .about__image {
        transform: none;
    }
    
    /* Services Mobile */
    .services__grid {
        grid-template-columns: 1fr;
    }
    
    .service-card {
        transform: none !important;
    }
    
    .service-card:hover {
        transform: translateY(-8px) !important;
    }
    
    .service-card__icon {
        width: 55px;
        height: 55px;
        font-size: var(--font-size-xl);
    }
    
    .service-card:hover .service-card__icon {
        transform: scale(1.1) rotate(5deg);
    }
    
    .service-card__image {
        height: 180px;
    }
    
    .service-card__list {
        grid-template-columns: 1fr;
    }
    
    .service-card--featured .service-card__content::before {
        font-size: 10px;
    }
    
    .accordion__header {
        padding: var(--spacing-md);
    }
    
    .accordion__header-content {
        gap: var(--spacing-md);
    }
    
    .accordion__icon {
        width: 45px;
        height: 45px;
        font-size: var(--font-size-base);
    }
    
    .accordion__title {
        font-size: var(--font-size-base);
    }
    
    .accordion__arrow {
        width: 35px;
        height: 35px;
    }
    
    .accordion__content p,
    .accordion__content .btn {
        padding-left: var(--spacing-md);
        margin-left: 0;
    }
    
    .accordion__content p {
        padding-left: calc(45px + var(--spacing-md) + var(--spacing-md));
    }
    
    .accordion__content .btn {
        margin-left: calc(45px + var(--spacing-md) + var(--spacing-md));
    }
    
    .accordion__item:hover {
        transform: none;
    }
    
    .testimonials__slider {
        grid-template-columns: 1fr;
    }
    
    .testimonial-card {
        padding: var(--spacing-xl);
    }
    
    .testimonial-card:hover {
        transform: translateY(-5px);
    }
    
    .testimonials__trust-badges {
        gap: var(--spacing-lg);
    }
    
    .testimonials__trust-badge {
        min-width: 120px;
        padding: var(--spacing-md);
    }
    
    .testimonials__trust-badge i {
        font-size: var(--font-size-2xl);
    }
    
    .contact__card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-lg);
    }
    
    .contact__card:hover {
        transform: translateY(-5px);
    }
    
    .contact__card-icon {
        width: 55px;
        height: 55px;
    }
    
    .contact__map iframe {
        height: 300px;
    }
    
    .contact__map::after {
        display: none;
    }
    
    .footer__grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .footer__title::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer__social {
        justify-content: center;
    }
    
    .footer__links a::before {
        display: none;
    }
    
    .footer__links a:hover {
        transform: none;
        color: var(--color-primary);
    }
    
    .footer__contact li {
        justify-content: center;
    }
    
    .footer__bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .footer__legal {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    /* WhatsApp Float Mobile */
    .whatsapp-float {
        width: 60px;
        height: 60px;
        font-size: 28px;
        bottom: 20px;
        right: 20px;
        animation: none;
    }
    
    .whatsapp-float::after {
        display: none;
    }
    
    .whatsapp-float__tooltip {
        display: none;
    }
    
    .whatsapp-float__badge {
        width: 20px;
        height: 20px;
        font-size: 10px;
    }
    
    /* Scroll Top Mobile */
    .scroll-top {
        width: 45px;
        height: 45px;
        right: 90px;
        bottom: 20px;
    }
    
    /* Reveal Animations Simpler on Mobile */
    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        transition-duration: 0.5s;
    }
    
    /* Courses Mobile */
    .courses__badges {
        gap: var(--spacing-lg);
    }
    
    .courses__badge-img {
        height: 50px;
        padding: var(--spacing-sm);
    }
    
    .courses__cta {
        padding: var(--spacing-xl);
    }
    
    .courses__cta p {
        font-size: var(--font-size-base);
    }
    
    /* Section Headers Mobile */
    .section__header {
        margin-bottom: var(--spacing-2xl);
    }
    
    .section__tag {
        font-size: var(--font-size-xs);
        padding: var(--spacing-xs) var(--spacing-md);
    }
    
    .section__subtitle {
        font-size: var(--font-size-base);
        padding: 0 var(--spacing-sm);
    }
}

/* ============================================
   18. RESPONSIVE - MOBILE SMALL
   ============================================ */
@media screen and (max-width: 480px) {
    :root {
        --container-padding: 15px;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
    }
    
    .hero__title {
        font-size: var(--font-size-3xl);
    }
    
    .hero__badge {
        font-size: 10px;
        padding: 6px 12px;
    }
    
    .hero__stat-number {
        font-size: var(--font-size-2xl);
    }
    
    .section__title {
        font-size: var(--font-size-2xl);
    }
    
    .btn {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-sm);
    }
    
    .btn--large {
        padding: var(--spacing-md) var(--spacing-xl);
    }
    
    /* About Small */
    .about__name {
        font-size: var(--font-size-xl);
    }
    
    .about__role {
        font-size: var(--font-size-base);
    }
    
    .about__description {
        font-size: var(--font-size-base);
        padding-left: var(--spacing-sm);
    }
    
    .about__feature-text strong {
        font-size: var(--font-size-lg);
    }
    
    .about__badge {
        padding: var(--spacing-md);
    }
    
    /* Services Small */
    .service-card__content {
        padding: var(--spacing-lg);
    }
    
    .service-card__title {
        font-size: var(--font-size-lg);
    }
    
    .service-card__icon {
        width: 50px;
        height: 50px;
        top: var(--spacing-md);
        right: var(--spacing-md);
    }
    
    .service-card--featured .service-card__content::before {
        font-size: 9px;
        padding: 4px 8px;
    }
    
    /* Courses Small */
    .accordion__icon {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-sm);
    }
    
    .accordion__title {
        font-size: var(--font-size-sm);
    }
    
    .accordion__badge {
        font-size: 10px;
        padding: 2px 8px;
    }
    
    .accordion__arrow {
        width: 30px;
        height: 30px;
        font-size: var(--font-size-sm);
    }
    
    .accordion__content p {
        padding-left: calc(40px + var(--spacing-sm) + var(--spacing-sm));
        font-size: var(--font-size-sm);
    }
    
    .accordion__content .btn {
        margin-left: calc(40px + var(--spacing-sm) + var(--spacing-sm));
        font-size: var(--font-size-xs);
    }
    
    /* Testimonials Small */
    .testimonial-card {
        padding: var(--spacing-lg);
    }
    
    .testimonial-card__quote {
        font-size: var(--font-size-base);
    }
    
    .testimonial-card__avatar {
        width: 50px;
        height: 50px;
    }
    
    .testimonial-card::after {
        font-size: 60px;
    }
    
    .testimonials__trust-badge {
        min-width: 100px;
        padding: var(--spacing-sm);
    }
    
    .testimonials__trust-badge i {
        font-size: var(--font-size-xl);
    }
    
    .testimonials__trust-badge span {
        font-size: var(--font-size-xs);
    }
    
    /* Contact Small */
    .contact__card {
        padding: var(--spacing-md);
    }
    
    .contact__card-icon {
        width: 50px;
        height: 50px;
    }
    
    .contact__card-content h3 {
        font-size: var(--font-size-base);
    }
    
    .contact__card-content a {
        font-size: var(--font-size-lg);
    }
    
    .contact__map iframe {
        height: 250px;
    }
    
    /* Footer Small */
    .footer__logo {
        height: 45px;
    }
    
    .footer__social a {
        width: 42px;
        height: 42px;
    }
    
    .footer__description {
        font-size: var(--font-size-sm);
    }
    
    /* Float Buttons Small */
    .whatsapp-float {
        width: 55px;
        height: 55px;
        font-size: 26px;
        bottom: 15px;
        right: 15px;
    }
    
    .whatsapp-float__badge {
        width: 18px;
        height: 18px;
        font-size: 9px;
    }
    
    .scroll-top {
        width: 40px;
        height: 40px;
        right: 80px;
        bottom: 15px;
        font-size: var(--font-size-base);
    }
}

/* ============================================
   19. UTILIDADES DE ACCESIBILIDAD
   ============================================ */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus Visible Styles */
:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
    border-radius: var(--border-radius-sm);
}

a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 3px;
}

/* Skip Link for Keyboard Navigation */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: var(--color-secondary);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-md);
    font-weight: var(--font-weight-bold);
    z-index: 10000;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--spacing-md);
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #FFD700;
        --color-secondary: #000000;
        --color-gray-600: #333333;
    }
    
    .btn {
        border: 2px solid currentColor;
    }
}

/* Reduced Motion Preference */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .hero__background {
        background-attachment: scroll;
    }
    
    .whatsapp-float,
    .about__badge,
    .accordion__icon,
    .service-card__icon i {
        animation: none !important;
    }
    
    .reveal,
    .reveal-left,
    .reveal-right,
    .reveal-scale {
        opacity: 1;
        transform: none;
    }
}

/* Dark Mode Support (for users who prefer dark) */
@media (prefers-color-scheme: dark) {
    /* Already dark theme - no changes needed */
}

/* ============================================
   20. PRINT STYLES
   ============================================ */
@media print {
    /* Hide non-essential elements */
    .header,
    .nav,
    .whatsapp-float,
    .scroll-top,
    .hero__scroll,
    .hero__tape,
    .hero__ctas,
    .service-card__cta,
    .accordion__content .btn,
    .courses__cta,
    .contact__map,
    .footer__social,
    iframe {
        display: none !important;
    }
    
    /* Reset backgrounds and colors */
    body {
        color: #000 !important;
        background: #fff !important;
        font-size: 12pt;
        line-height: 1.5;
    }
    
    .hero,
    .services,
    .contact {
        background: #fff !important;
        color: #000 !important;
    }
    
    .hero__title,
    .section__title,
    .service-card__title,
    .accordion__title,
    .footer__title {
        color: #000 !important;
    }
    
    .hero__subtitle,
    .section__subtitle,
    .service-card__description,
    .testimonial-card__quote {
        color: #333 !important;
    }
    
    /* Adjust hero */
    .hero {
        min-height: auto !important;
        padding: 2rem 0 !important;
    }
    
    .hero__overlay,
    .hero__background {
        display: none !important;
    }
    
    .hero__content {
        position: relative !important;
        padding: 0 !important;
    }
    
    /* Show URLs for links */
    a[href]:after {
        content: " (" attr(href) ")";
        font-size: 10pt;
        color: #666;
    }
    
    a[href^="#"]:after,
    a[href^="javascript"]:after,
    a[href^="tel"]:after,
    a[href^="mailto"]:after {
        content: "";
    }
    
    /* Page breaks */
    .section,
    section {
        page-break-inside: avoid;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
    
    img {
        max-width: 100% !important;
        page-break-inside: avoid;
    }
    
    /* Cards layout for print */
    .services__grid,
    .testimonials__slider {
        display: block !important;
    }
    
    .service-card,
    .testimonial-card {
        page-break-inside: avoid;
        margin-bottom: 1rem;
        box-shadow: none !important;
        border: 1px solid #ddd;
    }
}

/* ============================================
   21. UTILITY CLASSES
   ============================================ */
/* Text Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-white { color: var(--color-white); }
.text-muted { color: var(--color-gray-500); }

.text-uppercase { text-transform: uppercase; }
.text-lowercase { text-transform: lowercase; }
.text-capitalize { text-transform: capitalize; }

.font-bold { font-weight: var(--font-weight-bold); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-normal { font-weight: var(--font-weight-normal); }

/* Spacing Utilities */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

/* Display Utilities */
.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Width Utilities */
.w-100 { width: 100%; }
.w-auto { width: auto; }

/* Visibility */
.visible { visibility: visible; }
.invisible { visibility: hidden; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }

/* Z-Index */
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-50 { z-index: 50; }
.z-100 { z-index: 100; }