/* ============================================
   The Gulf House — Coastal Lodging Website
   Color Palette: Midnight Blue + Mint
   ============================================ */

/* CSS Custom Properties */
:root {
    --midnight: #0a1628;
    --midnight-light: #132240;
    --midnight-mid: #1a2d4a;
    --mint: #7ecfc0;
    --mint-light: #b8e8df;
    --mint-pale: #e8f5f2;
    --mint-ghost: #f4faf8;
    --sand: #f5f0e8;
    --sand-light: #faf8f4;
    --coral: #e8a87c;
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-sm: 0 1px 3px rgba(10, 22, 40, 0.06), 0 1px 2px rgba(10, 22, 40, 0.04);
    --shadow-md: 0 4px 16px rgba(10, 22, 40, 0.08), 0 2px 6px rgba(10, 22, 40, 0.04);
    --shadow-lg: 0 12px 40px rgba(10, 22, 40, 0.12), 0 4px 12px rgba(10, 22, 40, 0.06);
    --shadow-xl: 0 24px 60px rgba(10, 22, 40, 0.16), 0 8px 20px rgba(10, 22, 40, 0.08);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 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: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(10, 22, 40, 0.06);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--midnight);
}

.logo-icon {
    color: var(--mint);
}

.logo-text {
    letter-spacing: -0.02em;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--midnight);
    background: var(--mint-pale);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger {
    width: 22px;
    height: 2px;
    background: var(--midnight);
    border-radius: 2px;
    transition: var(--transition);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--midnight);
    color: var(--white);
}

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

.btn-ghost {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--midnight);
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(10, 22, 40, 0.85) 0%,
        rgba(10, 22, 40, 0.6) 50%,
        rgba(10, 22, 40, 0.75) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 24px 80px;
    width: 100%;
}

.hero-card {
    max-width: 640px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(126, 207, 192, 0.15);
    border: 1px solid rgba(126, 207, 192, 0.3);
    border-radius: 100px;
    color: var(--mint-light);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 28px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--white);
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.text-gradient {
    background: linear-gradient(135deg, var(--mint) 0%, var(--mint-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 40px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

/* Floating Stat Cards */
.hero-stats {
    position: absolute;
    right: 24px;
    bottom: 80px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: 1;
}

.stat-card {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 22px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-md);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    min-width: 180px;
    animation: float 6s ease-in-out infinite;
}

.stat-card:nth-child(2) {
    animation-delay: -2s;
}

.stat-card:nth-child(3) {
    animation-delay: -4s;
}

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

.stat-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(126, 207, 192, 0.2);
    border-radius: var(--radius-sm);
    color: var(--mint);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -0.02em;
}

.stat-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ============================================
   Section Shared Styles
   ============================================ */
.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--mint);
    margin-bottom: 16px;
}

.section-label::before {
    content: '';
    width: 24px;
    height: 2px;
    background: var(--mint);
    border-radius: 2px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    color: var(--midnight);
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 560px;
    line-height: 1.8;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-header .section-subtitle {
    margin: 0 auto;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: 120px 0;
    background: var(--sand-light);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
}

.about-accent {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--mint) 0%, var(--mint-light) 100%);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.5;
}

.about-content {
    padding: 20px 0;
}

.about-text {
    font-size: 1.05rem;
    color: var(--gray-600);
    line-height: 1.9;
    margin-bottom: 20px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 36px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--gray-700);
}

.feature-item svg {
    color: var(--mint);
    flex-shrink: 0;
}

/* ============================================
   Amenities Section
   ============================================ */
.amenities {
    padding: 120px 0;
    background: var(--white);
}

.amenities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.amenity-card {
    padding: 40px 32px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.amenity-card:hover {
    border-color: var(--mint);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.amenity-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--mint-pale) 0%, var(--mint-ghost) 100%);
    border-radius: var(--radius-md);
    color: var(--midnight);
    margin-bottom: 24px;
}

.amenity-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--midnight);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.amenity-card p {
    font-size: 0.95rem;
    color: var(--gray-500);
    line-height: 1.8;
}

/* ============================================
   Location Section
   ============================================ */
.location {
    padding: 120px 0;
    background: var(--sand-light);
}

.location-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: stretch;
}

.location-content {
    padding: 20px 0;
}

.location-text {
    font-size: 1.05rem;
    color: var(--gray-600);
    line-height: 1.9;
    margin-bottom: 36px;
}

.location-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 36px;
}

.location-detail {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.location-detail svg {
    color: var(--mint);
    flex-shrink: 0;
    margin-top: 2px;
}

.location-detail strong {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--gray-400);
    margin-bottom: 4px;
}

.location-detail span,
.location-detail a {
    font-size: 1rem;
    color: var(--gray-700);
    font-weight: 500;
}

.location-detail a:hover {
    color: var(--mint);
}

.location-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    min-height: 450px;
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
    position: relative;
    padding: 120px 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.cta-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(10, 22, 40, 0.9) 0%,
        rgba(19, 34, 64, 0.85) 100%
    );
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
}

.cta-content .section-label {
    color: var(--mint-light);
}

.cta-content .section-label::before {
    background: var(--mint-light);
}

.cta-content .section-title {
    color: var(--white);
}

.cta-text {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 48px;
}

/* Booking Form */
.booking-form {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 40px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    text-align: left;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.form-group.full-width {
    margin-bottom: 24px;
}

.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.6);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.form-group input,
.form-group textarea {
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    color: var(--white);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--mint);
    background: rgba(126, 207, 192, 0.08);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.booking-alternative {
    margin-top: 24px;
    text-align: center;
}

.booking-alternative p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.5);
}

.booking-alternative a {
    color: var(--mint);
    font-weight: 600;
}

.booking-alternative a:hover {
    color: var(--mint-light);
}

/* Form Success */
.form-success {
    display: none;
    text-align: center;
    padding: 40px;
}

.form-success svg {
    color: var(--mint);
    margin-bottom: 16px;
}

.form-success h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 8px;
}

.form-success p {
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--midnight);
    color: rgba(255, 255, 255, 0.6);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 64px;
    padding-bottom: 64px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 0.95rem;
    line-height: 1.8;
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.5);
}

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

.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-contact svg {
    color: var(--mint);
    flex-shrink: 0;
    margin-top: 3px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-contact a:hover {
    color: var(--mint);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.35);
}

/* ============================================
   Scroll Reveal Animations
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .hero-stats {
        position: relative;
        right: auto;
        bottom: auto;
        flex-direction: row;
        margin-top: 48px;
        justify-content: flex-start;
    }
    
    .stat-card {
        min-width: auto;
    }
    
    .about-grid,
    .location-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .amenities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px;
        gap: 8px;
        border-bottom: 1px solid rgba(10, 22, 40, 0.06);
        box-shadow: var(--shadow-lg);
        transform: translateY(-120%);
        opacity: 0;
        transition: var(--transition);
        pointer-events: none;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active .hamburger:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active .hamburger:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active .hamburger:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero {
        min-height: auto;
        padding: 120px 0 80px;
    }
    
    .hero-content {
        padding: 0 24px;
    }
    
    .hero-stats {
        flex-wrap: wrap;
    }
    
    .stat-card {
        flex: 1;
        min-width: 140px;
    }
    
    .amenities-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .booking-form {
        padding: 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal {
        opacity: 1;
        transform: none;
    }
}