/* ==========================================================================
   Anguila Buceo - Versión 3 "Océano Vivo"
   Inspirado en Sea Paradise + Efectos de Vida Marina
   Estilo: Dramático, Cinematográfico, Premium
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables - Paleta Dramática
   -------------------------------------------------------------------------- */
:root {
    /* Colores principales - Negro profundo del océano */
    --color-primary: #0A0A0A;
    --color-primary-dark: #000000;
    --color-primary-light: #1A1A1A;
    --color-surface: #111111;

    /* Naranja vibrante del logo */
    --color-secondary: #FF6B35;
    --color-secondary-dark: #E55A2B;
    --color-secondary-light: #FF8C5A;
    --color-secondary-glow: rgba(255, 107, 53, 0.6);

    /* Amarillo energético */
    --color-accent: #FFD93D;
    --color-accent-dark: #F5C800;
    --color-accent-light: #FFE566;
    --color-accent-glow: rgba(255, 217, 61, 0.5);

    /* Azul océano (complemento) */
    --color-ocean: #0077B6;
    --color-ocean-dark: #023E8A;
    --color-ocean-light: #00B4D8;
    --color-ocean-glow: rgba(0, 180, 216, 0.4);

    /* Neutros */
    --color-white: #FFFFFF;
    --color-gray-100: #F0F0F0;
    --color-gray-200: #E0E0E0;
    --color-gray-300: #B0B0B0;
    --color-gray-400: #808080;
    --color-gray-500: #606060;
    --color-gray-600: #404040;
    --color-gray-700: #303030;
    --color-gray-800: #202020;

    /* WhatsApp */
    --color-whatsapp: #25D366;

    /* Gradientes dramáticos */
    --gradient-fire: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
    --gradient-ocean-deep: linear-gradient(180deg, #000000 0%, #0A0A0A 30%, #0077B6 100%);
    --gradient-hero: linear-gradient(180deg,
        rgba(0, 0, 0, 0.7) 0%,
        rgba(10, 10, 10, 0.5) 50%,
        rgba(0, 119, 182, 0.3) 100%);
    --gradient-overlay: linear-gradient(180deg,
        rgba(0, 0, 0, 0.8) 0%,
        rgba(0, 0, 0, 0.4) 50%,
        rgba(0, 0, 0, 0.9) 100%);
    --gradient-text: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-accent) 100%);
    --gradient-glow: radial-gradient(ellipse at center, var(--color-secondary-glow) 0%, transparent 70%);

    /* Tipografía */
    --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    --font-size-6xl: 4.5rem;
    --font-size-hero: clamp(2.5rem, 8vw, 5rem);

    /* Espaciado */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;

    /* Bordes */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Sombras dramáticas */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px var(--color-secondary-glow);
    --shadow-glow-accent: 0 0 40px var(--color-accent-glow);
    --shadow-glow-ocean: 0 0 60px var(--color-ocean-glow);

    /* Transiciones */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-slower: 800ms ease;

    /* Z-index */
    --z-bubbles: 1;
    --z-content: 10;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
    --z-loader: 1000;
}

/* --------------------------------------------------------------------------
   Reset & Base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-white);
    background-color: var(--color-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul, ol {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* --------------------------------------------------------------------------
   Utilidades
   -------------------------------------------------------------------------- */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-8);
    }
}

.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-glow {
    text-shadow: 0 0 20px var(--color-secondary-glow),
                 0 0 40px var(--color-secondary-glow);
}

.uppercase {
    text-transform: uppercase;
    letter-spacing: 0.15em;
}

/* --------------------------------------------------------------------------
   Page Loader - Cinematográfico
   -------------------------------------------------------------------------- */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-loader);
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.page-loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-logo {
    width: 150px;
    height: 150px;
    margin: 0 auto var(--spacing-6);
    animation: loader-float 2s ease-in-out infinite;
    filter: drop-shadow(0 0 30px var(--color-secondary-glow));
}

.loader-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}

.loader-text {
    font-size: var(--font-size-sm);
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.3em;
    margin-bottom: var(--spacing-4);
}

.loader-bar {
    width: 250px;
    height: 2px;
    background: var(--color-gray-800);
    border-radius: var(--radius-full);
    margin: 0 auto;
    overflow: hidden;
    position: relative;
}

.loader-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 40%;
    height: 100%;
    background: var(--gradient-fire);
    border-radius: var(--radius-full);
    animation: loader-progress 1.5s ease-in-out infinite;
}

@keyframes loader-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes loader-progress {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(350%); }
}

/* --------------------------------------------------------------------------
   Burbujas Animadas - Vida Marina
   -------------------------------------------------------------------------- */
.bubbles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-bubbles);
    overflow: hidden;
}

.bubble {
    position: absolute;
    bottom: -100px;
    background: radial-gradient(circle at 30% 30%,
        rgba(255, 255, 255, 0.3) 0%,
        rgba(255, 255, 255, 0.1) 50%,
        transparent 100%);
    border-radius: 50%;
    animation: bubble-rise linear infinite;
    opacity: 0.6;
}

.bubble:nth-child(1) { left: 5%; width: 20px; height: 20px; animation-duration: 8s; animation-delay: 0s; }
.bubble:nth-child(2) { left: 15%; width: 15px; height: 15px; animation-duration: 10s; animation-delay: 1s; }
.bubble:nth-child(3) { left: 25%; width: 25px; height: 25px; animation-duration: 12s; animation-delay: 2s; }
.bubble:nth-child(4) { left: 35%; width: 18px; height: 18px; animation-duration: 9s; animation-delay: 0.5s; }
.bubble:nth-child(5) { left: 50%; width: 22px; height: 22px; animation-duration: 11s; animation-delay: 3s; }
.bubble:nth-child(6) { left: 65%; width: 16px; height: 16px; animation-duration: 8.5s; animation-delay: 1.5s; }
.bubble:nth-child(7) { left: 75%; width: 20px; height: 20px; animation-duration: 10s; animation-delay: 2.5s; }
.bubble:nth-child(8) { left: 85%; width: 14px; height: 14px; animation-duration: 9s; animation-delay: 4s; }
.bubble:nth-child(9) { left: 92%; width: 24px; height: 24px; animation-duration: 12s; animation-delay: 0.8s; }
.bubble:nth-child(10) { left: 45%; width: 12px; height: 12px; animation-duration: 7s; animation-delay: 3.5s; }

@keyframes bubble-rise {
    0% {
        transform: translateY(0) scale(1);
        opacity: 0.6;
    }
    50% {
        opacity: 0.4;
    }
    100% {
        transform: translateY(-120vh) scale(0.5);
        opacity: 0;
    }
}

/* --------------------------------------------------------------------------
   Navbar - Transparente a Sólido
   -------------------------------------------------------------------------- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-4) 0;
    z-index: var(--z-fixed);
    transition: all var(--transition-slow);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    padding: var(--spacing-3) 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    z-index: 10;
}

.logo-img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-secondary);
    box-shadow: var(--shadow-glow);
    transition: all var(--transition-base);
}

.navbar.scrolled .logo-img {
    width: 45px;
    height: 45px;
}

.logo:hover .logo-img {
    transform: scale(1.1);
    box-shadow: 0 0 30px var(--color-secondary-glow);
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.logo-accent {
    color: var(--color-secondary);
}

/* Nav Menu */
.nav-menu {
    display: none;
    align-items: center;
    gap: var(--spacing-6);
}

@media (min-width: 1024px) {
    .nav-menu {
        display: flex;
    }
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-200);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: var(--spacing-2) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-fire);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--color-white);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-cta {
    margin-left: var(--spacing-4);
}

/* Mobile Toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: var(--spacing-2);
    z-index: 10;
}

@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }
}

.nav-toggle span {
    width: 28px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Menu */
@media (max-width: 1023px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-8);
        transition: right var(--transition-slow);
    }

    .nav-menu.active {
        display: flex;
        right: 0;
    }

    .nav-link {
        font-size: var(--font-size-2xl);
    }

    .nav-cta {
        margin-left: 0;
        margin-top: var(--spacing-4);
    }
}

/* --------------------------------------------------------------------------
   Botones - Estilo Premium
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4) var(--spacing-8);
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    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: var(--gradient-fire);
    color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 50px var(--color-secondary-glow);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid var(--color-secondary);
}

.btn-outline:hover {
    background: var(--color-secondary);
    color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: var(--color-secondary);
}

.btn-lg {
    padding: var(--spacing-5) var(--spacing-10);
    font-size: var(--font-size-base);
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-xs);
}

.btn-full {
    width: 100%;
}

.btn-whatsapp {
    background: var(--color-whatsapp);
    color: var(--color-white);
    box-shadow: 0 0 30px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
    background: #128C7E;
    transform: translateY(-3px);
    box-shadow: 0 0 50px rgba(37, 211, 102, 0.6);
}

.btn-icon {
    width: 20px;
    height: 20px;
}

.btn-icon-left {
    margin-right: var(--spacing-1);
}

/* --------------------------------------------------------------------------
   Hero Section - Cinematográfico
   -------------------------------------------------------------------------- */
.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: 100%;
    z-index: 0;
}

.hero-video,
.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-overlay);
}

/* Rayos de luz desde arriba */
.hero-light-rays {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 200%;
    height: 100%;
    background:
        linear-gradient(180deg, rgba(255,217,61,0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 30% 0%, rgba(255,107,53,0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 0%, rgba(0,180,216,0.1) 0%, transparent 50%);
    pointer-events: none;
    animation: light-rays 8s ease-in-out infinite alternate;
}

@keyframes light-rays {
    0% { opacity: 0.5; transform: translateX(-50%) scale(1); }
    100% { opacity: 0.8; transform: translateX(-50%) scale(1.1); }
}

/* Partículas flotantes (polvo marino) */
.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    animation: particle-float 15s linear infinite;
}

.particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; animation-duration: 12s; }
.particle:nth-child(2) { left: 20%; top: 40%; animation-delay: 2s; animation-duration: 15s; }
.particle:nth-child(3) { left: 30%; top: 60%; animation-delay: 4s; animation-duration: 18s; }
.particle:nth-child(4) { left: 40%; top: 30%; animation-delay: 1s; animation-duration: 14s; }
.particle:nth-child(5) { left: 60%; top: 50%; animation-delay: 3s; animation-duration: 16s; }
.particle:nth-child(6) { left: 70%; top: 70%; animation-delay: 5s; animation-duration: 13s; }
.particle:nth-child(7) { left: 80%; top: 25%; animation-delay: 2.5s; animation-duration: 17s; }
.particle:nth-child(8) { left: 90%; top: 55%; animation-delay: 1.5s; animation-duration: 11s; }

@keyframes particle-float {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translate(-50px, -100px) rotate(360deg);
        opacity: 0;
    }
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: var(--z-content);
    text-align: center;
    padding: var(--spacing-20) var(--spacing-4);
    max-width: 1000px;
}

.hero-logo {
    width: 180px;
    height: 180px;
    margin: 0 auto var(--spacing-8);
    border-radius: 50%;
    box-shadow: var(--shadow-glow);
    animation: hero-logo-pulse 3s ease-in-out infinite;
}

.hero-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 50%;
}

@keyframes hero-logo-pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 40px var(--color-secondary-glow);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 0 60px var(--color-secondary-glow), 0 0 80px var(--color-accent-glow);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-5);
    background: rgba(255, 107, 53, 0.2);
    border: 1px solid var(--color-secondary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--spacing-6);
    color: var(--color-secondary);
}

.hero-title {
    font-size: var(--font-size-hero);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-4);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.hero-slogan {
    margin-bottom: var(--spacing-6);
}

.slogan-text {
    display: inline-block;
    padding: var(--spacing-3) var(--spacing-8);
    background: var(--gradient-fire);
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-glow);
    animation: slogan-glow 2s ease-in-out infinite alternate;
}

@keyframes slogan-glow {
    0% { box-shadow: 0 0 20px var(--color-secondary-glow); }
    100% { box-shadow: 0 0 40px var(--color-secondary-glow), 0 0 60px var(--color-accent-glow); }
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-200);
    max-width: 700px;
    margin: 0 auto var(--spacing-10);
    line-height: 1.8;
}

.hero-subtitle strong {
    color: var(--color-secondary);
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    justify-content: center;
    margin-bottom: var(--spacing-12);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-8);
    padding-top: var(--spacing-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: var(--color-secondary);
    text-shadow: 0 0 20px var(--color-secondary-glow);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.stat-divider {
    width: 1px;
    background: rgba(255, 255, 255, 0.2);
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--spacing-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--color-gray-400);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.2em;
    animation: scroll-bounce 2s ease-in-out infinite;
}

.hero-scroll svg {
    width: 24px;
    height: 24px;
}

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

/* --------------------------------------------------------------------------
   Olas Animadas CSS
   -------------------------------------------------------------------------- */
.waves {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    overflow: hidden;
}

.wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 200%;
    height: 100%;
    background-repeat: repeat-x;
    transform-origin: center bottom;
}

.wave-1 {
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120' preserveAspectRatio='none'%3E%3Cpath d='M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z' fill='rgba(255,107,53,0.2)'/%3E%3C/svg%3E") repeat-x;
    background-size: 1200px 100%;
    animation: wave-animation 15s linear infinite;
    opacity: 0.8;
}

.wave-2 {
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120' preserveAspectRatio='none'%3E%3Cpath d='M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z' fill='rgba(0,180,216,0.15)'/%3E%3C/svg%3E") repeat-x;
    background-size: 1200px 100%;
    animation: wave-animation 12s linear infinite reverse;
    opacity: 0.6;
    bottom: 10px;
}

.wave-3 {
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120' preserveAspectRatio='none'%3E%3Cpath d='M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z' fill='rgba(10,10,10,1)'/%3E%3C/svg%3E") repeat-x;
    background-size: 1200px 100%;
    animation: wave-animation 8s linear infinite;
    bottom: 0;
}

@keyframes wave-animation {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* --------------------------------------------------------------------------
   Section Headers
   -------------------------------------------------------------------------- */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-16);
}

.section-badge {
    display: inline-block;
    padding: var(--spacing-2) var(--spacing-5);
    background: rgba(255, 107, 53, 0.15);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-4);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-4);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

@media (min-width: 768px) {
    .section-title {
        font-size: var(--font-size-5xl);
    }
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-400);
    line-height: 1.7;
}

/* --------------------------------------------------------------------------
   Features Section
   -------------------------------------------------------------------------- */
.features {
    padding: var(--spacing-24) 0;
    background: var(--color-surface);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center top, rgba(255,107,53,0.05) 0%, transparent 50%);
    pointer-events: none;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: var(--spacing-6);
}

@media (min-width: 640px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-glow);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-glow);
}

.feature-card:hover::before {
    opacity: 0.1;
}

.feature-icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-4);
    background: rgba(255, 107, 53, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.feature-icon {
    font-size: 2.5rem;
}

.feature-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-2);
    color: var(--color-white);
    position: relative;
    z-index: 1;
}

.feature-card p {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* --------------------------------------------------------------------------
   Courses Section
   -------------------------------------------------------------------------- */
.courses {
    padding: var(--spacing-24) 0;
    background: var(--color-primary);
    position: relative;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: var(--spacing-8);
}

@media (min-width: 768px) {
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1200px) {
    .courses-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.course-card {
    background: var(--color-surface);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
    position: relative;
}

.course-card:hover {
    transform: translateY(-10px);
    border-color: var(--color-secondary);
    box-shadow: var(--shadow-glow);
}

.course-card.featured {
    border-color: var(--color-secondary);
    box-shadow: 0 0 30px rgba(255, 107, 53, 0.2);
}

.course-badge {
    position: absolute;
    top: var(--spacing-4);
    right: var(--spacing-4);
    background: var(--gradient-fire);
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 10;
}

.course-badge.pulse {
    animation: badge-pulse 2s ease-in-out infinite;
}

@keyframes badge-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.5); }
    50% { box-shadow: 0 0 0 10px rgba(255, 107, 53, 0); }
}

.course-image {
    height: 200px;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-ocean-dark) 100%);
    position: relative;
    overflow: hidden;
}

.course-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
}

.course-content {
    padding: var(--spacing-6);
}

.course-level {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--spacing-2);
}

.course-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-3);
}

.course-description {
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
    line-height: 1.6;
    margin-bottom: var(--spacing-4);
}

.course-features {
    margin-bottom: var(--spacing-6);
}

.course-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-2);
}

.check-icon {
    color: var(--color-secondary);
    font-weight: bold;
}

.course-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-4);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.course-price {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-1);
}

.price-value {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-accent);
}

.price-currency {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

/* --------------------------------------------------------------------------
   Pricing Section
   -------------------------------------------------------------------------- */
.pricing {
    padding: var(--spacing-24) 0;
    background: var(--color-surface);
}

.pricing-table {
    overflow-x: auto;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-table table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

.pricing-table th,
.pricing-table td {
    padding: var(--spacing-5) var(--spacing-6);
    text-align: left;
}

.pricing-table thead {
    background: rgba(255, 107, 53, 0.1);
}

.pricing-table th {
    font-size: var(--font-size-sm);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-secondary);
}

.pricing-row {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all var(--transition-base);
}

.pricing-row:hover {
    background: rgba(255, 107, 53, 0.05);
}

.pricing-row.featured {
    background: rgba(255, 107, 53, 0.08);
}

.pricing-row td {
    color: var(--color-gray-300);
}

.pricing-row td strong {
    color: var(--color-white);
}

.pricing-tag {
    display: inline-block;
    background: var(--gradient-fire);
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    margin-left: var(--spacing-2);
    font-weight: 600;
}

.price-cell {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-accent) !important;
}

.pricing-note {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    margin-top: var(--spacing-8);
    padding: var(--spacing-6);
    background: rgba(255, 217, 61, 0.1);
    border: 1px solid rgba(255, 217, 61, 0.2);
    border-radius: var(--radius-lg);
}

.pricing-note-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.pricing-note p {
    color: var(--color-gray-300);
    font-size: var(--font-size-sm);
}

.pricing-note strong {
    color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   About Section
   -------------------------------------------------------------------------- */
.about {
    padding: var(--spacing-24) 0;
    background: var(--color-primary);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,107,53,0.1) 0%, transparent 70%);
    transform: translateY(-50%);
    pointer-events: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-12);
    align-items: center;
}

@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
    }
}

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

.instructor-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-5);
    padding: var(--spacing-6);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-8);
}

.instructor-avatar {
    position: relative;
    flex-shrink: 0;
}

.avatar-placeholder {
    width: 80px;
    height: 80px;
    background: var(--gradient-fire);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-primary);
}

.avatar-badge {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 24px;
    height: 24px;
    background: var(--color-whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--color-primary);
}

.avatar-badge svg {
    width: 14px;
    height: 14px;
    color: white;
}

.instructor-info h3 {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-1);
}

.instructor-title {
    font-size: var(--font-size-sm);
    color: var(--color-secondary);
    margin-bottom: var(--spacing-2);
}

.instructor-badges {
    display: flex;
    gap: var(--spacing-2);
}

.badge {
    display: inline-block;
    padding: 2px 10px;
    background: rgba(255, 107, 53, 0.15);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--color-secondary);
}

.about-text {
    font-size: var(--font-size-base);
    color: var(--color-gray-300);
    line-height: 1.8;
    margin-bottom: var(--spacing-4);
}

.about-text strong {
    color: var(--color-white);
}

.about-text em {
    color: var(--color-secondary);
    font-style: normal;
}

.about-cta {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    flex-wrap: wrap;
    margin-top: var(--spacing-6);
}

.followers-count {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-400);
}

.followers-dot {
    width: 8px;
    height: 8px;
    background: var(--color-whatsapp);
    border-radius: 50%;
    animation: dot-pulse 2s ease-in-out infinite;
}

@keyframes dot-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.about-image {
    position: relative;
}

.about-image-wrapper {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
}

.about-image-wrapper .image-placeholder {
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--color-ocean-dark) 0%, var(--color-primary) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-4);
}

.image-placeholder span {
    font-size: 5rem;
}

.image-placeholder p {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

.about-badge {
    position: absolute;
    bottom: var(--spacing-6);
    right: var(--spacing-6);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-5);
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-secondary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.about-badge .badge-icon {
    font-size: 1.25rem;
}

.floating {
    animation: floating 3s ease-in-out infinite;
}

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

/* --------------------------------------------------------------------------
   Instagram Section
   -------------------------------------------------------------------------- */
.instagram-section {
    padding: var(--spacing-24) 0;
    background: var(--color-surface);
}

.instagram-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-3);
}

@media (min-width: 640px) {
    .instagram-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .instagram-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

.instagram-item {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.instagram-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-ocean-dark) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.instagram-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.instagram-item:hover .instagram-overlay {
    opacity: 1;
}

.instagram-stats {
    display: flex;
    gap: var(--spacing-4);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.instagram-cta {
    text-align: center;
    margin-top: var(--spacing-10);
}

.btn-instagram {
    background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
    color: white;
    box-shadow: 0 0 30px rgba(220, 39, 67, 0.4);
}

.btn-instagram:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 50px rgba(220, 39, 67, 0.6);
}

.btn-badge {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    margin-left: var(--spacing-2);
}

/* --------------------------------------------------------------------------
   Testimonials Section
   -------------------------------------------------------------------------- */
.testimonials {
    padding: var(--spacing-24) 0;
    background: var(--color-primary);
}

.testimonials-swiper {
    padding: var(--spacing-4) 0 var(--spacing-12);
}

.testimonial-card {
    background: var(--color-surface);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    height: 100%;
}

.testimonial-quote {
    font-size: 4rem;
    line-height: 1;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-2);
    font-family: Georgia, serif;
}

.testimonial-stars {
    margin-bottom: var(--spacing-4);
    font-size: var(--font-size-lg);
}

.testimonial-text {
    font-size: var(--font-size-base);
    color: var(--color-gray-300);
    line-height: 1.7;
    margin-bottom: var(--spacing-6);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-fire);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-base);
    color: var(--color-primary);
}

.author-info strong {
    display: block;
    color: var(--color-white);
    font-size: var(--font-size-base);
}

.author-info span {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

/* Swiper customization */
.swiper-pagination-bullet {
    background: var(--color-gray-600);
    opacity: 1;
}

.swiper-pagination-bullet-active {
    background: var(--color-secondary);
}

.swiper-button-prev,
.swiper-button-next {
    color: var(--color-secondary);
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}

.swiper-button-prev:hover,
.swiper-button-next:hover {
    opacity: 1;
}

/* --------------------------------------------------------------------------
   Location Section
   -------------------------------------------------------------------------- */
.location {
    padding: var(--spacing-24) 0;
    background: var(--color-surface);
}

.location-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
}

@media (min-width: 1024px) {
    .location-grid {
        grid-template-columns: 1fr 1.5fr;
    }
}

.location-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.location-card {
    display: flex;
    gap: var(--spacing-4);
    padding: var(--spacing-5);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.location-card:hover {
    border-color: var(--color-secondary);
    transform: translateX(5px);
}

.location-icon {
    font-size: 1.75rem;
    flex-shrink: 0;
}

.location-content h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--spacing-1);
}

.location-content p {
    color: var(--color-gray-300);
    font-size: var(--font-size-sm);
}

.location-content small {
    color: var(--color-gray-500);
    font-size: var(--font-size-xs);
}

.location-map {
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.map-container {
    height: 400px;
    width: 100%;
}

/* --------------------------------------------------------------------------
   FAQ Section
   -------------------------------------------------------------------------- */
.faq {
    padding: var(--spacing-24) 0;
    background: var(--color-primary);
}

.faq-grid {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.faq-item {
    background: var(--color-surface);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: rgba(255, 107, 53, 0.3);
}

.faq-item[open] {
    border-color: var(--color-secondary);
    box-shadow: 0 0 20px rgba(255, 107, 53, 0.1);
}

.faq-item summary {
    padding: var(--spacing-5) var(--spacing-6);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: var(--font-size-xl);
    color: var(--color-secondary);
    transition: transform var(--transition-base);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-content {
    padding: 0 var(--spacing-6) var(--spacing-5);
}

.faq-content p {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.cta-section {
    padding: var(--spacing-24) 0;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-ocean-dark) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(255,107,53,0.15) 0%, transparent 60%);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-4);
    text-transform: uppercase;
}

@media (min-width: 768px) {
    .cta-title {
        font-size: var(--font-size-5xl);
    }
}

.cta-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-gray-300);
    margin-bottom: var(--spacing-10);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    justify-content: center;
    margin-bottom: var(--spacing-6);
}

.cta-note {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.cta-note a {
    color: var(--color-secondary);
}

.cta-note a:hover {
    text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Contact Section
   -------------------------------------------------------------------------- */
.contact {
    padding: var(--spacing-24) 0;
    background: var(--color-surface);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-12);
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
}

.contact-form-wrapper {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-5);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-300);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-4);
    background: var(--color-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-family: inherit;
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-600);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-5);
}

@media (min-width: 640px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

.form-success {
    text-align: center;
    padding: var(--spacing-12);
}

.success-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-4);
}

.form-success h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-2);
}

.form-success p {
    color: var(--color-gray-400);
}

.contact-info-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    height: fit-content;
}

.contact-info-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-6);
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-5);
    margin-bottom: var(--spacing-8);
}

.contact-item {
    display: flex;
    gap: var(--spacing-4);
}

.contact-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-text strong {
    display: block;
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-1);
}

.contact-text a,
.contact-text p {
    color: var(--color-gray-400);
    font-size: var(--font-size-sm);
}

.contact-text a:hover {
    color: var(--color-secondary);
}

.social-links {
    display: flex;
    gap: var(--spacing-3);
}

.social-link {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: var(--color-gray-400);
    transition: fill var(--transition-base);
}

.social-link:hover {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
    transform: translateY(-3px);
}

.social-link:hover svg {
    fill: var(--color-primary);
}

.social-link.whatsapp:hover {
    background: var(--color-whatsapp);
    border-color: var(--color-whatsapp);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
    padding: var(--spacing-16) 0 var(--spacing-8);
    background: var(--color-primary-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-10);
    margin-bottom: var(--spacing-12);
}

@media (min-width: 640px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-content {
        grid-template-columns: 2fr repeat(3, 1fr);
    }
}

.footer-brand .logo {
    margin-bottom: var(--spacing-4);
}

.footer-brand .logo-img {
    width: 50px;
    height: 50px;
}

.footer-brand p {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    line-height: 1.7;
}

.footer-links h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
    color: var(--color-white);
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.footer-links a {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-secondary);
}

.footer-newsletter h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--spacing-4);
}

.footer-newsletter p {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-4);
}

.footer-bottom {
    padding-top: var(--spacing-8);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.footer-bottom p {
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-1);
}

.footer-credit a {
    color: var(--color-secondary);
}

.footer-credit a:hover {
    text-decoration: underline;
}

/* --------------------------------------------------------------------------
   WhatsApp Float
   -------------------------------------------------------------------------- */
.whatsapp-float {
    position: fixed;
    bottom: var(--spacing-8);
    right: var(--spacing-6);
    width: 60px;
    height: 60px;
    background: var(--color-whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.whatsapp-float svg {
    fill: white;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.7);
}

.whatsapp-tooltip {
    position: absolute;
    right: 75px;
    top: 50%;
    transform: translateY(-50%) translateX(10px);
    background: var(--color-primary);
    color: var(--color-white);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}

/* --------------------------------------------------------------------------
   Scroll to Top
   -------------------------------------------------------------------------- */
.scroll-top {
    position: fixed;
    bottom: var(--spacing-8);
    left: var(--spacing-6);
    width: 50px;
    height: 50px;
    background: var(--color-surface);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: var(--z-fixed);
}

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

.scroll-top:hover {
    background: var(--color-secondary);
    border-color: var(--color-secondary);
}

.scroll-top svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-gray-400);
    transition: stroke var(--transition-fast);
}

.scroll-top:hover svg {
    stroke: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Peces Animados SVG
   -------------------------------------------------------------------------- */
.fish-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: var(--z-bubbles);
    overflow: hidden;
}

.fish {
    position: absolute;
    width: 40px;
    height: 20px;
    opacity: 0.3;
    animation: fish-swim linear infinite;
}

.fish svg {
    width: 100%;
    height: 100%;
    fill: var(--color-secondary);
}

.fish:nth-child(1) { top: 20%; animation-duration: 20s; animation-delay: 0s; }
.fish:nth-child(2) { top: 40%; animation-duration: 25s; animation-delay: 5s; width: 30px; }
.fish:nth-child(3) { top: 60%; animation-duration: 18s; animation-delay: 10s; width: 50px; }
.fish:nth-child(4) { top: 75%; animation-duration: 22s; animation-delay: 3s; width: 35px; }

@keyframes fish-swim {
    0% {
        transform: translateX(-100px) scaleX(1);
        opacity: 0;
    }
    5% {
        opacity: 0.3;
    }
    95% {
        opacity: 0.3;
    }
    100% {
        transform: translateX(calc(100vw + 100px)) scaleX(1);
        opacity: 0;
    }
}

/* --------------------------------------------------------------------------
   Responsive Adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-4);
    }

    .stat-divider {
        display: none;
    }

    .cta-title {
        font-size: var(--font-size-2xl);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }
}

/* --------------------------------------------------------------------------
   Mobile Performance - Desactivar animaciones pesadas
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    /* Ocultar elementos decorativos animados */
    .bubbles,
    .fish-container,
    .particles,
    .light-rays {
        display: none !important;
    }

    /* Desactivar animaciones no esenciales */
    .hero-logo,
    .scroll-indicator,
    .badge,
    .floating-element {
        animation: none !important;
    }

    /* Reducir complejidad visual */
    .wave-bg svg {
        display: none;
    }
}

/* --------------------------------------------------------------------------
   Mejoras de Contraste (Accesibilidad)
   -------------------------------------------------------------------------- */
.nav-link,
.course-description,
.section-subtitle {
    color: var(--color-gray-200);
}

.course-features li,
.faq-content p,
.pricing-note p {
    color: var(--color-gray-300);
}

/* Mejorar contraste de textos secundarios */
.footer-description,
.footer-links a,
.stat-label {
    color: var(--color-gray-300);
}

/* Screen Reader Only - Oculto visualmente pero accesible */
.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;
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
    .navbar,
    .whatsapp-float,
    .scroll-top,
    .bubbles,
    .fish-container {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }
}

/* ========================================
   GALERÍA / NUESTRAS EXPERIENCIAS
======================================== */
.experiences {
    padding: 6rem 0;
    background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(255,106,0,0.03) 50%, rgba(0,0,0,0) 100%);
}

.experiences-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.experience-card {
    position: relative;
    margin: 0;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 4 / 5;
    background: #0a0a0a;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.experience-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(255,106,0,0.25);
}

.experience-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.experience-card:hover img {
    transform: scale(1.05);
}

.experience-card figcaption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 1.25rem 1.25rem 1rem;
    color: #fff;
    font-weight: 600;
    font-size: 0.95rem;
    background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.75) 60%, rgba(0,0,0,0.9) 100%);
    letter-spacing: 0.2px;
}

@media (max-width: 640px) {
    .experiences { padding: 4rem 0; }
    .experiences-grid { grid-template-columns: 1fr; }
    .experience-card { aspect-ratio: 4 / 5; }
}

/* ========================================
   CURSOS PADI - CARDS
======================================== */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.75rem;
    margin-top: 3rem;
}

.course-card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 2rem 1.75rem;
    background: linear-gradient(180deg, rgba(20,20,20,0.92) 0%, rgba(10,10,10,0.95) 100%);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.35);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.course-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255,106,0,0.35);
    box-shadow: 0 18px 40px rgba(255,106,0,0.18);
}

.course-card.featured {
    border-color: rgba(255,106,0,0.5);
    background: linear-gradient(180deg, rgba(255,106,0,0.08) 0%, rgba(10,10,10,0.95) 60%);
}

.course-card.premium {
    border-color: rgba(255,200,0,0.35);
    background: linear-gradient(180deg, rgba(255,180,0,0.06) 0%, rgba(10,10,10,0.95) 60%);
}

.course-header {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
    min-height: 26px;
}

.course-badge {
    display: inline-block;
    padding: 0.25rem 0.7rem;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #fff;
    background: linear-gradient(90deg, #ff6a00, #ffb347);
    border-radius: 100px;
}

.course-badge.premium {
    background: linear-gradient(90deg, #d4a017, #ffd86b);
    color: #1a1a1a;
}

.course-level {
    display: inline-block;
    padding: 0.25rem 0.7rem;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: rgba(255,255,255,0.8);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 100px;
}

.course-title {
    font-size: 1.35rem;
    font-weight: 800;
    line-height: 1.25;
    color: #fff;
    margin: 0 0 0.35rem;
}

.course-subtitle {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.6);
    margin: 0 0 1.25rem;
    font-style: italic;
}

.course-price {
    display: flex;
    align-items: baseline;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px dashed rgba(255,255,255,0.12);
}

.price-amount {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(90deg, #ff6a00, #ffb347);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    font-weight: 600;
}

.course-features {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
    flex-grow: 1;
}

.course-features li {
    position: relative;
    padding: 0.4rem 0 0.4rem 1.5rem;
    font-size: 0.92rem;
    line-height: 1.5;
    color: rgba(255,255,255,0.82);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.course-features li:last-child {
    border-bottom: none;
}

.course-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0.4rem;
    color: #ff6a00;
    font-weight: 800;
    font-size: 0.95rem;
}

.btn-course {
    width: 100%;
    text-align: center;
    margin-top: auto;
}

@media (max-width: 640px) {
    .courses-grid { grid-template-columns: 1fr; gap: 1.25rem; }
    .course-card { padding: 1.5rem 1.25rem; }
    .price-amount { font-size: 1.7rem; }
}

/* ========================================
   CURSOS - TABLA COMPARATIVA + ACORDEÓN
======================================== */

/* --- Tabla --- */
.courses-table-wrapper {
    margin-top: 2.5rem;
    background: linear-gradient(180deg, rgba(20,20,20,0.92) 0%, rgba(10,10,10,0.95) 100%);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.35);
}

.courses-table {
    width: 100%;
    border-collapse: collapse;
}

.courses-table thead tr {
    background: rgba(255,106,0,0.08);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.courses-table th {
    padding: 1.1rem 1.25rem;
    text-align: left;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #ff6a00;
}

.courses-table th.th-price,
.courses-table td.td-price { text-align: right; }

.courses-table th.th-action,
.courses-table td.td-action { text-align: right; }

.courses-table tbody tr {
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: background 0.25s ease;
}

.courses-table tbody tr:last-child {
    border-bottom: none;
}

.courses-table tbody tr:hover {
    background: rgba(255,106,0,0.05);
}

.courses-table td {
    padding: 1.1rem 1.25rem;
    color: rgba(255,255,255,0.85);
    font-size: 0.95rem;
    vertical-align: middle;
}

.courses-table td strong {
    color: #fff;
    font-size: 1rem;
    display: block;
    line-height: 1.3;
}

.courses-row.featured { background: rgba(255,106,0,0.05); }
.courses-row.premium { background: rgba(255,200,0,0.04); }

.row-tag {
    display: inline-block;
    margin-top: 0.35rem;
    padding: 0.15rem 0.6rem;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #fff;
    background: linear-gradient(90deg, #ff6a00, #ffb347);
    border-radius: 100px;
}
.row-tag.premium { background: linear-gradient(90deg, #d4a017, #ffd86b); color: #1a1a1a; }

.td-price {
    font-weight: 800;
    font-size: 1.1rem;
    background: linear-gradient(90deg, #ff6a00, #ffb347);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

/* --- Acordeón --- */
.courses-details {
    margin-top: 3rem;
}

.courses-details-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: #fff;
    margin: 0 0 1.25rem;
    text-align: center;
}

.course-detail {
    background: linear-gradient(180deg, rgba(20,20,20,0.92) 0%, rgba(10,10,10,0.95) 100%);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 14px;
    margin-bottom: 0.75rem;
    overflow: hidden;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.course-detail[open] {
    border-color: rgba(255,106,0,0.4);
    box-shadow: 0 10px 30px rgba(255,106,0,0.1);
}

.course-detail.premium[open] {
    border-color: rgba(255,200,0,0.4);
    box-shadow: 0 10px 30px rgba(255,200,0,0.1);
}

.course-detail summary {
    list-style: none;
    cursor: pointer;
    padding: 1.1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    user-select: none;
    flex-wrap: wrap;
}

.course-detail summary::-webkit-details-marker { display: none; }

.course-detail summary:hover { background: rgba(255,106,0,0.04); }

.cd-name {
    font-size: 1.1rem;
    font-weight: 800;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.cd-tag {
    display: inline-block;
    padding: 0.15rem 0.6rem;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #fff;
    background: linear-gradient(90deg, #ff6a00, #ffb347);
    border-radius: 100px;
}
.cd-tag.premium { background: linear-gradient(90deg, #d4a017, #ffd86b); color: #1a1a1a; }

.cd-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-left: auto;
}

.cd-level {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: rgba(255,255,255,0.7);
    padding: 0.25rem 0.7rem;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 100px;
}

.cd-price {
    font-size: 1.15rem;
    font-weight: 800;
    background: linear-gradient(90deg, #ff6a00, #ffb347);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    white-space: nowrap;
}

.cd-chevron {
    color: #ff6a00;
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.course-detail[open] .cd-chevron { transform: rotate(180deg); }

.cd-body {
    padding: 0.5rem 1.5rem 1.75rem;
    color: rgba(255,255,255,0.82);
    line-height: 1.65;
    border-top: 1px solid rgba(255,255,255,0.06);
    margin-top: 0.5rem;
}

.cd-body p { margin: 0.75rem 0; }
.cd-subtitle { color: rgba(255,255,255,0.55); margin-top: 0.25rem !important; }

.cd-body h4 {
    color: #ff6a00;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 1.25rem 0 0.5rem;
}

.cd-body ul { margin: 0.25rem 0 0.75rem 1rem; padding-left: 0.75rem; }
.cd-body ul li { margin-bottom: 0.4rem; }
.cd-body ul li::marker { color: #ff6a00; }

.cd-body .btn { margin-top: 1.25rem; }

/* --- Responsive: tabla → cards en mobile --- */
@media (max-width: 720px) {
    .courses-table thead { display: none; }
    .courses-table tbody tr {
        display: block;
        padding: 1rem;
        margin-bottom: 0.75rem;
        background: rgba(20,20,20,0.92);
        border: 1px solid rgba(255,255,255,0.08);
        border-radius: 14px;
    }
    .courses-table td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.4rem 0;
        border: none;
        font-size: 0.9rem;
    }
    .courses-table td::before {
        content: attr(data-label);
        font-size: 0.72rem;
        font-weight: 700;
        text-transform: uppercase;
        color: rgba(255,255,255,0.5);
        letter-spacing: 0.5px;
    }
    .courses-table td[data-label=""]::before { display: none; }
    .courses-table td[data-label=""] { justify-content: flex-end; margin-top: 0.5rem; }
    .courses-table td.td-price { font-size: 1.3rem; }
    .courses-table td strong { display: inline; font-size: 1rem; }
    .courses-row .row-tag { margin-top: 0; }

    .course-detail summary { padding: 1rem 1.1rem; }
    .cd-name { font-size: 1rem; flex-basis: 100%; }
    .cd-meta { margin-left: 0; width: 100%; justify-content: space-between; margin-top: 0.5rem; }
    .cd-body { padding: 0.5rem 1.1rem 1.25rem; }
}

/* ========================================
   CURSOS - MODALES (dialog nativo)
======================================== */

.course-modal {
    width: min(640px, 92vw);
    max-height: 90vh;
    padding: 0;
    border: 1px solid rgba(255,106,0,0.35);
    border-radius: 20px;
    background: linear-gradient(180deg, rgba(20,20,20,0.98) 0%, rgba(10,10,10,1) 100%);
    color: rgba(255,255,255,0.9);
    box-shadow: 0 30px 80px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,106,0,0.1);
    overflow: auto;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    margin: 0;
}

.course-modal.premium {
    border-color: rgba(255,200,0,0.4);
}

.course-modal::backdrop {
    background: rgba(0,0,0,0.75);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.course-modal[open] {
    animation: courseModalIn 0.25s ease-out;
}

@keyframes courseModalIn {
    from { opacity: 0; transform: translate(-50%, -48%) scale(0.97); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

.modal-close {
    position: sticky;
    top: 0.75rem;
    float: right;
    margin: 0.75rem 0.75rem 0 0;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(0,0,0,0.6);
    color: #fff;
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease;
    z-index: 2;
}

.modal-close:hover {
    background: rgba(255,106,0,0.6);
    transform: scale(1.08);
}

.course-modal .modal-header {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    padding: 2rem 2rem 0;
}

.modal-tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #fff;
    background: linear-gradient(90deg, #ff6a00, #ffb347);
    border-radius: 100px;
}
.modal-tag.premium { background: linear-gradient(90deg, #d4a017, #ffd86b); color: #1a1a1a; }

.modal-level {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: rgba(255,255,255,0.85);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 100px;
}

.modal-title {
    font-size: 1.7rem;
    font-weight: 800;
    color: #fff;
    margin: 1rem 2rem 0.35rem;
    line-height: 1.2;
}

.modal-subtitle {
    margin: 0 2rem 1rem;
    color: rgba(255,255,255,0.55);
    font-style: italic;
    font-size: 0.95rem;
}

.modal-price {
    margin: 0 2rem 1.25rem;
    padding-bottom: 1.25rem;
    border-bottom: 1px dashed rgba(255,255,255,0.15);
    font-size: 2.2rem;
    font-weight: 800;
    background: linear-gradient(90deg, #ff6a00, #ffb347);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-price span {
    font-size: 0.9rem;
    font-weight: 600;
    -webkit-text-fill-color: rgba(255,255,255,0.5);
    margin-left: 0.35rem;
}

.modal-body {
    padding: 0 2rem;
    color: rgba(255,255,255,0.82);
    line-height: 1.65;
}

.modal-body p {
    margin: 0.75rem 0;
}

.modal-body h4 {
    color: #ff6a00;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 1.5rem 0 0.5rem;
}

.modal-body ul {
    margin: 0.25rem 0 0.75rem 1rem;
    padding-left: 0.75rem;
}

.modal-body ul li {
    margin-bottom: 0.4rem;
}

.modal-body ul li::marker { color: #ff6a00; }

.modal-footer {
    padding: 1.5rem 2rem 2rem;
    position: sticky;
    bottom: 0;
    background: linear-gradient(180deg, rgba(10,10,10,0) 0%, rgba(10,10,10,0.98) 30%, rgba(10,10,10,1) 100%);
}

.modal-footer .btn {
    width: 100%;
    text-align: center;
}

@media (max-width: 640px) {
    .course-modal {
        width: 100vw;
        max-width: 100vw;
        max-height: 100vh;
        height: 100vh;
        border-radius: 0;
        top: 0;
        left: 0;
        transform: none;
    }
    @keyframes courseModalIn {
        from { opacity: 0; transform: translateY(20px); }
        to { opacity: 1; transform: translateY(0); }
    }
    .course-modal[open] { animation: courseModalIn 0.25s ease-out; }

    .course-modal .modal-header { padding: 1.5rem 1.25rem 0; }
    .modal-title { margin: 0.75rem 1.25rem 0.35rem; font-size: 1.4rem; }
    .modal-subtitle, .modal-price, .modal-body, .modal-footer { margin-left: 1.25rem; margin-right: 1.25rem; padding-left: 0; padding-right: 0; }
    .modal-body { padding: 0 1.25rem; margin: 0; }
    .modal-footer { padding: 1rem 1.25rem 1.5rem; margin: 0; }
    .modal-price { font-size: 1.8rem; }
}