/* ============================================
   VOYAGES.TOURS - MODERN TRAVEL DESIGN SYSTEM
   Inspirado en Trip.com - Versión Ultra Profesional
   ============================================ */

/* Variables de Diseño */
:root {
    /* Colores principales de Trip.com */
    --trip-blue: #0055E8;
    --trip-blue-dark: #0044c0;
    --trip-blue-light: #E8F1FF;
    --trip-orange: #FF6B00;
    --trip-orange-dark: #e65c00;

    /* Escala de grises */
    --gray-900: #0F172A;
    --gray-800: #1E293B;
    --gray-700: #334155;
    --gray-600: #475569;
    --gray-500: #64748B;
    --gray-400: #94A3B8;
    --gray-300: #CBD5E1;
    --gray-200: #E2E8F0;
    --gray-100: #F1F5F9;
    --gray-50: #F8FAFC;

    /* Colores base */
    --white: #FFFFFF;
    --black: #000000;
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;

    /* Sombras Modernas */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-blue: 0 4px 20px rgba(0, 85, 232, 0.25);
    --shadow-orange: 0 4px 20px rgba(255, 107, 0, 0.25);

    /* Bordes redondeados */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-2xl: 24px;
    --radius-full: 9999px;

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

    /* Transiciones */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--gray-50);
    color: var(--gray-900);
    line-height: 1.6;
    min-height: 100vh;
}

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

a {
    text-decoration: none;
    color: inherit;
}

/* ============================================
   HEADER - Modern Navigation
   ============================================ */
.trip-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 0;
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--gray-200);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--space-4) var(--space-6);
}

.logo-trip {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--trip-blue);
    transition: transform var(--transition-base);
}

.logo-trip:hover {
    transform: scale(1.02);
}

.logo-v {
    background: linear-gradient(135deg, var(--trip-blue) 0%, var(--trip-blue-dark) 100%);
    color: white;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 1.25rem;
    box-shadow: var(--shadow-blue);
}

.menu-icons {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.menu-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--gray-600);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.menu-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--trip-blue-light) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.menu-item span {
    position: relative;
    z-index: 1;
}

.menu-item:hover {
    color: var(--trip-blue);
    transform: translateY(-2px);
}

.menu-item:hover::before {
    opacity: 1;
}

.menu-item.active {
    color: var(--trip-blue);
    background: var(--trip-blue-light);
}

/* ============================================
   HERO SECTION - Ultra Modern
   ============================================ */
.hero {
    background: linear-gradient(135deg, var(--trip-blue) 0%, #0066FF 50%, #00D4FF 100%);
    color: white;
    padding: 140px var(--space-6) 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-top: 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255,107,0,0.15) 0%, transparent 50%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to top, var(--gray-50), transparent);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--space-4);
    line-height: 1.1;
    text-shadow: 0 4px 20px rgba(0,0,0,0.15);
    letter-spacing: -0.02em;
}

.hero p {
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    opacity: 0.95;
    margin-bottom: var(--space-8);
    font-weight: 400;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Search Box Simulation */
.search-box {
    background: white;
    border-radius: var(--radius-2xl);
    padding: var(--space-2);
    box-shadow: var(--shadow-2xl);
    display: flex;
    gap: var(--space-2);
    max-width: 700px;
    margin: 0 auto var(--space-8);
    flex-wrap: wrap;
}

.search-field {
    flex: 1;
    min-width: 200px;
    padding: var(--space-4) var(--space-5);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-xl);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-base);
    background: var(--gray-50);
}

.search-field:focus {
    outline: none;
    border-color: var(--trip-blue);
    background: white;
    box-shadow: 0 0 0 4px var(--trip-blue-light);
}

.search-btn {
    background: linear-gradient(135deg, var(--trip-orange) 0%, var(--trip-orange-dark) 100%);
    color: white;
    border: none;
    padding: var(--space-4) var(--space-8);
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-orange);
    white-space: nowrap;
}

.search-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 0, 0.4);
}

/* Hero Gradient Variant */
.hero-gradient {
    background: linear-gradient(135deg, var(--trip-blue) 0%, #7C3AED 50%, #EC4899 100%);
    color: white;
    padding: 140px var(--space-6) 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-gradient::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 20%, rgba(255,255,255,0.1) 0%, transparent 40%),
        radial-gradient(circle at 70% 60%, rgba(255,255,255,0.08) 0%, transparent 40%);
}

.hero-gradient::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to top, var(--gray-50), transparent);
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    padding: var(--space-16) var(--space-6) var(--space-8);
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: var(--space-3);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-500);
    font-weight: 400;
}

/* ============================================
   GRID & CARDS - Ultra Modern
   ============================================ */
.hotels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-6);
    padding: var(--space-6) var(--space-6) var(--space-16);
    max-width: 1400px;
    margin: 0 auto;
}

.hotel-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-bounce);
    border: 1px solid var(--gray-200);
    position: relative;
}

.hotel-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--trip-blue-light) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.hotel-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--trip-blue);
}

.hotel-card:hover::before {
    opacity: 0.5;
}

/* ============================================
   HOTEL IMAGES - Perfect Fit
   ============================================ */
.hotel-image {
    width: 100%;
    height: 240px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, var(--gray-200) 0%, var(--gray-300) 100%);
}

.hotel-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.hotel-card:hover .hotel-image::after {
    opacity: 1;
}

.hotel-image img {
    width: 100%;
    height: 100%;
    object-fit: cover !important;
    object-position: center;
    transition: transform var(--transition-slow);
}

.hotel-card:hover .hotel-image img {
    transform: scale(1.08);
}

/* ============================================
   CARD CONTENT
   ============================================ */
.card-content {
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    position: relative;
    z-index: 1;
    background: var(--white);
}

.card-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-2);
    color: var(--gray-900);
    line-height: 1.3;
}

.card-content p {
    color: var(--gray-500);
    font-size: 0.95rem;
    margin-bottom: var(--space-3);
    line-height: 1.5;
}

.price-value {
    font-size: 1.75rem !important;
    font-weight: 800;
    color: var(--trip-blue) !important;
    margin: var(--space-2) 0 var(--space-5) 0 !important;
    display: flex;
    align-items: baseline;
    gap: var(--space-1);
}

.price-value::before {
    content: 'Desde';
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-400);
}

/* ============================================
   BUTTONS - Premium Design
   ============================================ */
.btn-book {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    background: linear-gradient(135deg, var(--trip-orange) 0%, var(--trip-orange-dark) 100%);
    color: white;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 1rem;
    text-align: center;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-orange);
    margin-top: auto;
    position: relative;
    overflow: hidden;
}

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

.btn-book:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 107, 0, 0.4);
}

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

.btn-book:active {
    transform: translateY(-1px);
}

.btn-book-blue {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    background: linear-gradient(135deg, var(--trip-blue) 0%, var(--trip-blue-dark) 100%);
    color: white;
    padding: var(--space-5) var(--space-8);
    border-radius: var(--radius-xl);
    font-weight: 700;
    font-size: 1.125rem;
    text-align: center;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-blue);
    position: relative;
    overflow: hidden;
}

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

.btn-book-blue:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 85, 232, 0.4);
}

.btn-book-blue:hover::before {
    left: 100%;
}

/* ============================================
   BADGES & TAGS
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-blue {
    background: var(--trip-blue-light);
    color: var(--trip-blue);
}

.badge-orange {
    background: rgba(255, 107, 0, 0.1);
    color: var(--trip-orange);
}

.badge-green {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
    padding: var(--space-6);
    max-width: 1400px;
    margin: 0 auto;
}

.feature-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-bounce);
    border: 1px solid var(--gray-200);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--trip-blue);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--trip-blue-light) 0%, var(--trip-blue) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-5);
    font-size: 1.75rem;
    color: var(--trip-blue);
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-3);
    color: var(--gray-900);
}

.feature-card p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ============================================
   FOOTER - Modern
   ============================================ */
footer {
    background: var(--gray-900);
    color: white;
    padding: var(--space-12) var(--space-6);
    margin-top: var(--space-16);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.footer-logo {
    font-size: 1.75rem;
    font-weight: 800;
    margin-bottom: var(--space-4);
    background: linear-gradient(135deg, white 0%, var(--gray-300) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--gray-400);
    transition: color var(--transition-base);
}

.footer-links a:hover {
    color: white;
}

footer p {
    color: var(--gray-500);
    font-size: 0.875rem;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .hotels-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }

    .search-box {
        flex-direction: column;
    }

    .search-field {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: var(--space-4);
        padding: var(--space-4);
    }

    .menu-icons {
        flex-wrap: wrap;
        justify-content: center;
    }

    .menu-item {
        padding: var(--space-2) var(--space-4);
        font-size: 0.875rem;
    }

    .hero {
        padding: 120px var(--space-4) 60px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hotels-grid {
        grid-template-columns: 1fr;
        padding: var(--space-4);
    }

    .hotel-image {
        height: 200px;
    }

    .section-header {
        padding: var(--space-10) var(--space-4) var(--space-6);
    }
}

@media (max-width: 480px) {
    .logo-trip {
        font-size: 1.25rem;
    }

    .logo-v {
        width: 32px;
        height: 32px;
        font-size: 1rem;
    }

    .hero {
        padding: 100px var(--space-4) 40px;
    }

    .card-content {
        padding: var(--space-4);
    }

    .price-value {
        font-size: 1.5rem !important;
    }

    .btn-book, .btn-book-blue {
        padding: var(--space-3) var(--space-4);
        font-size: 0.95rem;
    }
}

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

.mt-auto { margin-top: auto; }
.mb-auto { margin-bottom: auto; }

.hidden { display: none !important; }
.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;
}