/* Importar tipografía moderna */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --accent: #0284c7;
    --accent-glow: rgba(2, 132, 199, 0.08);
    --accent-hover: #0369a1;
    --text-main: #0f172a;
    --text-muted: #475569;
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(15, 23, 42, 0.08);
    --glass-border-hover: rgba(2, 132, 199, 0.35);
    --success: #059669;
    --success-glow: rgba(5, 150, 105, 0.1);
    --danger: #dc2626;
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-premium: 0 10px 30px -10px rgba(15, 23, 42, 0.08), 0 1px 3px rgba(15, 23, 42, 0.02);
    --shadow-premium-hover: 0 20px 40px -15px rgba(2, 132, 199, 0.15), 0 1px 3px rgba(15, 23, 42, 0.04);
}

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

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

body {
    background-color: var(--bg-primary);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Luces de fondo decorativas estilo glaciar (Modo Claro) */
body::before, body::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(14, 165, 233, 0.07) 0%, rgba(255, 255, 255, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

body::before {
    top: 15%;
    left: -100px;
}

body::after {
    bottom: 25%;
    right: -100px;
}

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

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

/* Tipografía */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--text-main);
}

.text-gradient {
    background: linear-gradient(135deg, #0f172a 30%, #0284c7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Contenedores */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header & Navegación */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition-smooth);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-main);
}

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

.logo-icon {
    font-size: 1.8rem;
    display: inline-block;
    animation: float 3s ease-in-out infinite;
}

.nav-menu {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-muted);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link:hover, .nav-link.active {
    color: var(--text-main);
}

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

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

.btn-header {
    background: linear-gradient(135deg, var(--accent) 0%, #0369a1 100%);
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    border: none;
    color: white;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(2, 132, 199, 0.25);
    transition: var(--transition-smooth);
}

.btn-header:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(2, 132, 199, 0.4);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.7) 0%, #f8fafc 95%), 
                url('https://images.unsplash.com/photo-1551829142-d9b812eb1a2a?auto=format&fit=crop&w=1920&q=80') no-repeat center center/cover;
    background-attachment: fixed;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(to top, var(--bg-primary), transparent);
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content {
    animation: fadeIn 1s ease-out;
}

.badge-seo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-ctas {
    display: flex;
    gap: 1.2rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, #0284c7 100%);
    color: white;
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(2, 132, 199, 0.25);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-smooth);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(2, 132, 199, 0.4);
    background: linear-gradient(135deg, var(--accent-hover) 0%, #0284c7 100%);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-main);
    border: 1px solid var(--glass-border);
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: 12px;
    cursor: pointer;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
    transition: var(--transition-smooth);
}

.btn-secondary:hover {
    background: #ffffff;
    border-color: var(--glass-border-hover);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

/* Glass Cards (Modo Claro) */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.2rem;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-premium);
    transition: var(--transition-smooth);
}

.glass-card:hover {
    border-color: var(--glass-border-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-premium-hover);
}

/* Stock Widget */
.stock-widget {
    animation: fadeInRight 1s ease-out;
}

.stock-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.stock-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--success);
    background: var(--success-glow);
    padding: 0.4rem 0.8rem;
    border-radius: 50px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--success);
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s infinite;
}

.stock-number {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--text-main);
    margin-bottom: 0.5rem;
    white-space: nowrap;
}

.stock-number span {
    font-size: 1.4rem;
    color: var(--text-muted);
    font-weight: 500;
}

.stock-bar-container {
    height: 8px;
    background: rgba(15, 23, 42, 0.08);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.stock-bar {
    height: 100%;
    width: 100%;
    background: linear-gradient(90deg, var(--accent) 0%, var(--success) 100%);
    border-radius: 10px;
    transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.stock-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stock-features li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.stock-features li svg {
    color: var(--accent);
    flex-shrink: 0;
}

/* Sections */
section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    text-align: center;
    background: #ffffff;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--accent-glow);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin: 0 auto 1.5rem auto;
    font-size: 1.8rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    text-align: justify;
}

/* Rutas Section */
.routes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.route-card {
    overflow: hidden;
    padding: 0;
    display: flex;
    flex-direction: column;
    background: #ffffff;
}

.route-img {
    height: 200px;
    width: 100%;
    object-fit: cover;
}

.route-body {
    padding: 2rem;
}

.route-meta {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
}

.route-meta span {
    background: var(--accent-glow);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.route-card h3 {
    margin-bottom: 0.8rem;
    text-align: center;
}

.route-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    text-align: justify;
}

.route-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    display: inline-flex;
    justify-content: center;
    width: 100%;
    align-items: center;
    gap: 0.5rem;
}

.route-link:hover {
    color: var(--accent-hover);
}

/* Precios Section */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
}

.pricing-card {
    text-align: center;
    position: relative;
    background: #ffffff;
}

.pricing-card.popular {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(2, 132, 199, 0.02) 0%, #ffffff 100%);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--accent) 0%, #0284c7 100%);
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: white;
}

.price {
    font-size: 3rem;
    font-weight: 800;
    margin: 1.5rem 0;
    color: var(--text-main);
}

.price span {
    font-size: 1rem;
    color: var(--text-muted);
    font-weight: 500;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.pricing-features li svg {
    color: var(--accent);
    flex-shrink: 0;
}

/* Booking Section */
.booking-container {
    max-width: 800px;
    margin: 0 auto;
}

.booking-container .glass-card {
    background: #ffffff;
}

.booking-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    position: relative;
}

.form-group.full-width {
    grid-column: span 2;
}

label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

input, select, textarea {
    width: 100%;
    background: #f8fafc;
    border: 1px solid #cbd5e1;
    border-radius: 12px;
    padding: 0.9rem 1.2rem;
    color: var(--text-main);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    transition: var(--transition-smooth);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(2, 132, 199, 0.15);
    background: #ffffff;
}

textarea {
    resize: none;
}

select, input[type="date"] {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2em;
    padding-right: 2.5rem;
}

input[type="date"]::-webkit-calendar-picker-indicator {
    opacity: 0;
    cursor: pointer;
    width: 100%;
    position: absolute;
    right: 0;
}

.booking-form button {
    grid-column: span 2;
    padding: 1.1rem;
    font-size: 1.05rem;
    margin-top: 1rem;
    justify-content: center;
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    background: #ffffff;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(15, 23, 42, 0.02);
    transition: var(--transition-smooth);
}

.faq-question {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-main);
    user-select: none;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-answer p {
    padding: 0 1.5rem 1.5rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.faq-item.active {
    border-color: var(--glass-border-hover);
    box-shadow: 0 10px 15px -3px rgba(2, 132, 199, 0.05);
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-icon {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
    color: var(--accent);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

/* Footer */
footer {
    background: #0f172a;
    color: #f8fafc;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 5rem 0 2rem;
}

footer h1, footer h2, footer h3, footer h4 {
    color: #ffffff;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1fr;
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    color: #94a3b8;
    font-size: 0.95rem;
    margin-top: 1rem;
    max-width: 320px;
}

.footer-links h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a {
    color: #94a3b8;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: #38bdf8;
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #94a3b8;
    font-size: 0.85rem;
}

/* Keyframes & Animaciones */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

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

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(5, 150, 105, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(5, 150, 105, 0); }
}

/* Modales */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.75);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 1rem;
    backdrop-filter: blur(5px);
}

.modal-overlay.active {
    display: flex;
    animation: fadeIn 0.3s ease-out forwards;
}

.modal-content {
    background-color: #f8fafc; /* Fondo claro para que el texto oscuro sea legible */
    max-width: 800px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.modal-header h2 {
    font-size: 1.8rem;
    color: #1e293b; /* Gris muy oscuro para el título principal */
    margin: 0;
}

.modal-close {
    background: transparent;
    border: none;
    color: #64748b;
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.3s ease;
    line-height: 1;
}

.modal-close:hover {
    color: #ef4444;
}

.modal-body {
    color: #475569; /* Gris oscuro para el texto normal */
    font-size: 0.95rem;
    line-height: 1.7;
}

.modal-body h3, .modal-body h4 {
    color: #1e293b; /* Gris muy oscuro para los subtítulos */
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
}

.modal-body p, .modal-body ul {
    margin-bottom: 1rem;
}

.modal-body ul {
    padding-left: 1.5rem;
}

.modal-body li {
    margin-bottom: 0.5rem;
}

/* Media Queries (Responsive) */
@media (max-width: 968px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.8rem;
    }

    .hero-content p {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-ctas {
        justify-content: center;
    }

    .stock-widget {
        max-width: 500px;
        margin: 0 auto;
    }

    .stock-header {
        justify-content: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
}

@media (max-width: 640px) {
    .nav-menu {
        display: none;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

    .hero-ctas {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary, .btn-secondary {
        width: 100%;
        justify-content: center;
        white-space: normal;
        height: auto;
        text-align: center;
        padding: 1rem;
    }

    .booking-form {
        grid-template-columns: 1fr;
    }

    .form-group.full-width {
        grid-column: span 1;
    }

    .booking-form button {
        grid-column: span 1;
    }

    .section-header h2 {
        font-size: 2rem;
    }
}