/* ======================================
   MVR Rooms - Global Stylesheet
   Theme: Gold + White + Dark Blue
   Fonts: Playfair Display, Poppins
   ====================================== */

/* ===== CSS Variables (Design Tokens) ===== */
:root {
    /* Primary Colors */
    --gold: #C6A962;
    --gold-light: #D4BC7C;
    --gold-dark: #A88B3D;
    --gold-gradient: linear-gradient(135deg, #C6A962 0%, #E8D5A3 50%, #C6A962 100%);

    /* Dark Blue Theme */
    --navy: #0A1628;
    --navy-light: #12233D;
    --navy-medium: #1A2F4E;
    --navy-soft: #243B5E;

    /* Neutral Colors */
    --white: #FFFFFF;
    --off-white: #F8F6F3;
    --cream: #FDF9F0;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;

    /* Accent Colors */
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --info: #3B82F6;

    /* Typography */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 50%;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.25);
    --shadow-gold: 0 4px 20px rgba(198, 169, 98, 0.3);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-index layers */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-overlay: 300;
    --z-modal: 400;
    --z-preloader: 500;

    /* Layout */
    --container-max: 1280px;
    --navbar-height: 80px;

    /* Theme - Light mode defaults */
    --bg-primary: var(--white);
    --bg-secondary: var(--off-white);
    --bg-card: var(--white);
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-muted: var(--gray-400);
    --border-color: var(--gray-200);
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.3);
}

/* ===== Dark Mode ===== */
[data-theme="dark"] {
    --bg-primary: var(--navy);
    --bg-secondary: var(--navy-light);
    --bg-card: var(--navy-light);
    --text-primary: var(--gray-100);
    --text-secondary: var(--gray-300);
    --text-muted: var(--gray-500);
    --border-color: var(--navy-medium);
    --glass-bg: rgba(10, 22, 40, 0.75);
    --glass-border: rgba(198, 169, 98, 0.15);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.3), 0 2px 4px -2px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.3), 0 4px 6px -4px rgba(0,0,0,0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.4), 0 8px 10px -6px rgba(0,0,0,0.3);
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    transition: background-color var(--transition-base), color var(--transition-base);
}

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

ul {
    list-style: none;
}

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

button {
    border: none;
    outline: none;
    cursor: pointer;
    font-family: var(--font-body);
}

input, select, textarea {
    font-family: var(--font-body);
    outline: none;
}

::selection {
    background: var(--gold);
    color: var(--white);
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--gold);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gold-dark);
}

/* ===== Preloader ===== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--navy);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-preloader);
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-inner {
    text-align: center;
}

.preloader-ring {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(198, 169, 98, 0.2);
    border-top: 3px solid var(--gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.preloader-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--gold);
    letter-spacing: 8px;
    animation: pulse 1.5s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* ===== Container ===== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* ===== Section ===== */
.section {
    padding: var(--space-4xl) 0;
}

.section-sm {
    padding: var(--space-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-label {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gold);
    text-transform: uppercase;
    letter-spacing: 3px;
    display: block;
    margin-bottom: var(--space-sm);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.section-cta {
    text-align: center;
    margin-top: var(--space-3xl);
}

/* ===== Glass Card ===== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 12px 28px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-base);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

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

.btn-primary {
    background: var(--gold-gradient);
    color: var(--navy);
    border-color: var(--gold);
}

.btn-primary:hover {
    background: var(--gold-dark);
    border-color: var(--gold-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.btn-outline {
    background: transparent;
    color: var(--gold);
    border-color: var(--gold);
}

.btn-outline:hover {
    background: var(--gold);
    color: var(--navy);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--navy);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1rem;
}

.btn-sm {
    padding: 8px 20px;
    font-size: 0.85rem;
}

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-sticky);
    padding: 15px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 10px 0;
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-icon {
    font-size: 1.6rem;
    color: var(--gold);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 2px;
}

.navbar.scrolled .logo-text {
    color: var(--text-primary);
}

.logo-tagline {
    font-size: 0.55rem;
    color: var(--gold-light);
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 500;
    display: none;
}

@media (min-width: 768px) {
    .logo-tagline {
        display: block;
        position: absolute;
        margin-top: 42px;
        margin-left: 42px;
    }
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.85);
    letter-spacing: 0.5px;
    position: relative;
    padding: 5px 0;
}

.navbar.scrolled .nav-links a {
    color: var(--text-secondary);
}

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

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

.nav-links a:hover,
.nav-links a.active {
    color: var(--gold);
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
    color: var(--gold);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.1);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--transition-base);
    border: 1px solid rgba(255,255,255,0.15);
}

.navbar.scrolled .theme-toggle {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.theme-toggle:hover {
    background: var(--gold);
    color: var(--navy);
    border-color: var(--gold);
}

.nav-cta {
    padding: 10px 24px;
    font-size: 0.85rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 24px;
    background: transparent;
    justify-content: center;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--white);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.navbar.scrolled .hamburger span {
    background: var(--text-primary);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ===== Footer ===== */
.footer {
    background: var(--navy);
    color: var(--gray-300);
    padding-top: var(--space-4xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.footer-logo .logo-icon {
    font-size: 1.4rem;
}

.footer-logo .logo-text {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: 2px;
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: var(--space-lg);
    color: var(--gray-400);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 0.9rem;
    transition: all var(--transition-base);
}

.social-links a:hover {
    background: var(--gold);
    border-color: var(--gold);
    color: var(--navy);
    transform: translateY(-3px);
}

.footer-col h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: var(--white);
    margin-bottom: var(--space-lg);
    position: relative;
    padding-bottom: var(--space-sm);
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--gold);
}

.footer-col ul li {
    margin-bottom: var(--space-sm);
}

.footer-col ul li a {
    font-size: 0.9rem;
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

.footer-col ul li a:hover {
    color: var(--gold);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    gap: var(--space-sm);
    font-size: 0.9rem;
    color: var(--gray-400);
    margin-bottom: var(--space-md) !important;
}

.footer-contact li i {
    color: var(--gold);
    font-size: 0.85rem;
    margin-top: 4px;
    flex-shrink: 0;
}

.footer-bottom {
    padding: var(--space-lg) 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.footer-bottom-links {
    display: flex;
    gap: var(--space-lg);
}

.footer-bottom-links a {
    font-size: 0.85rem;
    color: var(--gray-500);
}

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

/* ===== Back to Top ===== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    background: var(--gold-gradient);
    color: var(--navy);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-dropdown);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-gold);
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 25px rgba(198, 169, 98, 0.4);
}

/* ===== Page Header (for inner pages) ===== */
.page-header {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    margin-top: 0;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(10, 22, 40, 0.7), rgba(10, 22, 40, 0.85));
}

.page-header-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--white);
}

.page-header-content .breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    font-size: 0.9rem;
    margin-bottom: var(--space-md);
    color: var(--gray-300);
}

.page-header-content .breadcrumb a {
    color: var(--gold);
}

.page-header-content .breadcrumb a:hover {
    text-decoration: underline;
}

.page-header-content h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.page-header-content p {
    font-size: 1.1rem;
    color: var(--gray-300);
    max-width: 500px;
    margin: 0 auto;
}

/* ===== Form Styles ===== */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.form-group label i {
    color: var(--gold);
    margin-right: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 0.9rem;
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(198, 169, 98, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--navy);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 30px 30px;
        gap: var(--space-lg);
        transition: right var(--transition-base);
        box-shadow: -5px 0 30px rgba(0,0,0,0.3);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links a {
        color: var(--gray-300) !important;
        font-size: 1rem;
    }

    .hamburger {
        display: flex;
    }

    .nav-cta {
        display: none;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .page-header {
        height: 300px;
    }

    .container {
        padding: 0 var(--space-md);
    }

    .section {
        padding: var(--space-3xl) 0;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInLeft {
    from { transform: translateX(-50px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideInRight {
    from { transform: translateX(50px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes scaleIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

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

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* ===== Scroll reveal animation classes ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* ===== Toast Notification ===== */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--navy);
    color: var(--white);
    padding: 16px 32px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    z-index: var(--z-modal);
    box-shadow: var(--shadow-2xl);
    border-left: 4px solid var(--gold);
    opacity: 0;
    transition: all var(--transition-base);
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ===== Modal ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 22, 40, 0.85);
    backdrop-filter: blur(5px);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    max-width: 500px;
    width: 90%;
    transform: scale(0.9);
    transition: transform var(--transition-spring);
    box-shadow: var(--shadow-2xl);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--bg-secondary);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--danger);
    color: var(--white);
}