/* ===================================
   CSS Variables & Design System
   =================================== */
:root {
    /* Ocean-inspired Color Palette */
    --ocean-deep: #0a1628;
    --ocean-dark: #1a2f4f;
    --ocean-blue: #2563eb;
    --ocean-bright: #3b82f6;
    --ocean-light: #60a5fa;
    --ocean-sky: #93c5fd;
    --ocean-foam: #dbeafe;
    
    --coral-accent: #ff6b6b;
    --sunset-orange: #ff8c42;
    --sunset-pink: #ff6b9d;
    --golden-sand: #fbbf24;
    --tropical-green: #10b981;
    
    --white: #ffffff;
    --off-white: #f8fafc;
    --light-gray: #e2e8f0;
    --gray: #94a3b8;
    --dark-gray: #475569;
    
    /* Typography */
    --font-primary: 'Outfit', sans-serif;
    --font-display: 'Playfair Display', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: linear-gradient(135deg, var(--ocean-deep) 0%, var(--ocean-dark) 100%);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    transition: var(--transition-normal);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

.logo-icon {
    font-size: 2rem;
    animation: float 3s ease-in-out infinite;
}

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

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

.nav-link {
    color: var(--light-gray);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--ocean-bright), var(--ocean-light));
    transition: var(--transition-normal);
}

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

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

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a1628 0%, #1a2f4f 50%, #2563eb 100%);
    overflow: hidden;
    padding: 8rem 2rem 6rem;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 107, 107, 0.15) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><path d="M0,300 Q300,200 600,300 T1200,300 L1200,600 L0,600 Z" fill="rgba(255,255,255,0.03)"/></svg>') repeat-x;
    background-size: 1200px 600px;
    animation: wave 20s linear infinite;
    opacity: 0.5;
}

@keyframes wave {
    0% { background-position: 0 0; }
    100% { background-position: 1200px 0; }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
}

.hero-subtitle {
    display: block;
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--ocean-sky);
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: fadeInDown 1s ease;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--white) 0%, var(--ocean-sky) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-description {
    font-size: 1.5rem;
    color: var(--light-gray);
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease 0.4s both;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Countdown Timer */
.countdown-container {
    margin: 3rem 0;
    animation: fadeInUp 1s ease 0.6s both;
}

.countdown-title {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    color: var(--ocean-sky);
    font-weight: 600;
}

.countdown {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

.countdown-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 2rem 2.5rem;
    min-width: 140px;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.countdown-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    background: rgba(255, 255, 255, 0.15);
}

.countdown-value {
    display: block;
    font-size: 3.5rem;
    font-weight: 800;
    font-family: var(--font-display);
    background: linear-gradient(135deg, var(--golden-sand) 0%, var(--sunset-orange) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.countdown-label {
    display: block;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--light-gray);
    font-weight: 500;
}

/* CTA Button */
.cta-button {
    display: inline-block;
    padding: 1.25rem 3rem;
    background: linear-gradient(135deg, var(--ocean-bright) 0%, var(--ocean-blue) 100%);
    color: var(--white);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 1s ease 0.8s both;
    position: relative;
    overflow: hidden;
}

.cta-button::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: var(--transition-slow);
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(37, 99, 235, 0.5);
}

/* Wave Divider */
.wave-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 80px;
    fill: var(--ocean-deep);
}

/* ===================================
   Bookings Section
   =================================== */
.bookings-section {
    padding: var(--spacing-xl) 2rem;
    background: var(--ocean-deep);
    position: relative;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    text-align: center;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--white) 0%, var(--ocean-sky) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 4rem;
}

.bookings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.booking-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.booking-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(59, 130, 246, 0.5);
}

.booking-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.booking-header h3 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--white);
}

.booking-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    transition: var(--transition-fast);
}

.detail-row:hover {
    background: rgba(255, 255, 255, 0.08);
}

.detail-label {
    color: var(--gray);
    font-weight: 500;
}

.detail-value {
    color: var(--white);
    font-weight: 700;
    font-size: 1.1rem;
}

.booking-note {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(251, 191, 36, 0.1);
    border-left: 4px solid var(--golden-sand);
    border-radius: 8px;
    display: flex;
    gap: 0.75rem;
}

.note-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.booking-note p {
    color: var(--light-gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Important Dates */
.important-dates {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(59, 130, 246, 0.05) 100%);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 24px;
    padding: 3rem;
    margin-top: 4rem;
}

.dates-title {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 2.5rem;
    color: var(--white);
}

.dates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.date-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    gap: 1.5rem;
    transition: var(--transition-normal);
}

.date-card.urgent {
    background: rgba(255, 107, 107, 0.1);
    border-color: var(--coral-accent);
    box-shadow: 0 0 30px rgba(255, 107, 107, 0.2);
}

.date-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.date-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.date-info h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.date-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ocean-sky);
    margin-bottom: 0.25rem;
}

.date-time {
    color: var(--gray);
    font-size: 0.95rem;
}

/* ===================================
   Timeline Section
   =================================== */
.timeline-section {
    padding: var(--spacing-xl) 2rem;
    background: linear-gradient(135deg, var(--ocean-dark) 0%, var(--ocean-deep) 100%);
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    padding-left: 3rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 1.5rem;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--ocean-bright) 0%, var(--ocean-light) 100%);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 3rem;
}

.timeline-marker {
    position: absolute;
    left: 0;
    top: 0;
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--ocean-bright) 0%, var(--ocean-blue) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.25rem;
    box-shadow: 0 0 0 8px rgba(37, 99, 235, 0.2);
    z-index: 10;
}

.timeline-content {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2rem;
    transition: var(--transition-normal);
}

.timeline-content:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.timeline-content h3 {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
    color: var(--white);
}

.timeline-status {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(16, 185, 129, 0.2);
    color: var(--tropical-green);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.timeline-deadline {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(251, 191, 36, 0.2);
    color: var(--golden-sand);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.timeline-content ul {
    list-style: none;
    margin-top: 1rem;
}

.timeline-content li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--light-gray);
    line-height: 1.6;
}

.timeline-content li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--ocean-bright);
    font-weight: 700;
}

/* ===================================
   Tips Section
   =================================== */
.tips-section {
    padding: var(--spacing-xl) 2rem;
    background: var(--ocean-deep);
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.tip-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-md);
}

.tip-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(59, 130, 246, 0.5);
}

.tip-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.tip-card h3 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

.tip-list {
    list-style: none;
}

.tip-list li {
    padding: 1rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--light-gray);
    line-height: 1.7;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.tip-list li:last-child {
    border-bottom: none;
}

.tip-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--tropical-green);
    font-weight: 700;
}

.tip-list strong {
    color: var(--ocean-sky);
    font-weight: 600;
}

/* ===================================
   Resources Section
   =================================== */
.resources-section {
    padding: var(--spacing-xl) 2rem;
    background: linear-gradient(135deg, var(--ocean-dark) 0%, var(--ocean-deep) 100%);
}

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

.resource-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2.5rem;
    text-decoration: none;
    color: inherit;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-md);
}

.resource-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(59, 130, 246, 0.5);
}

.resource-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.resource-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.resource-card p {
    color: var(--gray);
    line-height: 1.6;
    flex-grow: 1;
    margin-bottom: 1.5rem;
}

.resource-link {
    color: var(--ocean-bright);
    font-weight: 600;
    transition: var(--transition-fast);
}

.resource-card:hover .resource-link {
    color: var(--ocean-light);
}

.contact-card {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1) 0%, rgba(59, 130, 246, 0.05) 100%);
    border-color: rgba(59, 130, 246, 0.3);
}

.contact-info {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-info p {
    margin-bottom: 0.5rem;
}

.contact-info strong {
    color: var(--ocean-sky);
}

/* ===================================
   Footer
   =================================== */
.footer {
    position: relative;
    background: var(--ocean-deep);
    padding: 4rem 2rem 2rem;
    text-align: center;
}

.footer-wave {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
    transform: rotate(180deg);
}

.footer-wave svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 60px;
    fill: var(--ocean-dark);
}

.footer-content {
    position: relative;
    z-index: 10;
}

.footer-text {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--white);
}

.footer-subtext {
    color: var(--gray);
    font-size: 1rem;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
        font-size: 0.9rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .countdown {
        gap: 1rem;
    }
    
    .countdown-item {
        padding: 1.5rem 1.75rem;
        min-width: 100px;
    }
    
    .countdown-value {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .bookings-grid,
    .tips-grid,
    .resources-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline {
        padding-left: 2rem;
    }
    
    .timeline::before {
        left: 1rem;
    }
    
    .timeline-item {
        padding-left: 2rem;
    }
    
    .timeline-marker {
        width: 2rem;
        height: 2rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .nav-menu {
        display: none;
    }
    
    .hero {
        padding: 6rem 1rem 4rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .countdown-item {
        padding: 1rem 1.25rem;
        min-width: 80px;
    }
    
    .countdown-value {
        font-size: 2rem;
    }
    
    .countdown-label {
        font-size: 0.8rem;
    }
}