/* ==========================================================================
   TRAVEL CEYLON NOW - Core Design System & Styling
   Theme: Luxury Black & White / Platinum Aesthetic
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root, [data-theme="light"] {
    /* Color Palette - Clean Light Theme Default */
    --bg-primary: #F8F9FA;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #F1F3F5;
    --bg-glass: rgba(255, 255, 255, 0.92);
    --bg-glass-card: rgba(0, 0, 0, 0.02);
    
    --text-primary: #0A0A0C;
    --text-secondary: #52525B;
    --text-muted: #71717A;
    --text-inverse: #FFFFFF;
    
    --border-light: rgba(0, 0, 0, 0.12);
    --border-hover: rgba(0, 0, 0, 0.28);
    --border-active: #0A0A0C;
    
    --accent-silver: #27272A;
    --accent-platinum: #18181B;
    --accent-dark: #F4F4F5;
    
    /* Layout & Spacing */
    --container-width: 1200px;
    --header-height: 84px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* Fonts */
    --font-heading: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
    
    /* Transitions & Shadows */
    --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-subtle: 0 10px 30px rgba(0, 0, 0, 0.06);
    --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.08);
}

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

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

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

ul {
    list-style: none;
}

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

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

button {
    cursor: pointer;
}

/* Container & Layout Precision Alignment */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 500;
    line-height: 1.18;
    letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.25rem); }
h2 { font-size: clamp(2rem, 3.5vw, 3rem); }
h3 { font-size: clamp(1.5rem, 2.5vw, 2.125rem); }
h4 { font-size: clamp(1.25rem, 1.8vw, 1.45rem); }

p {
    max-width: 75ch; /* Comfortable reading width so paragraphs don't stretch unnaturally */
}

.text-gold, .text-serif-italic {
    font-style: italic;
    font-weight: 400;
}

.section-label {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.25em;
    font-weight: 600;
    color: var(--text-secondary);
    display: inline-block;
    margin-bottom: 0.75rem;
    position: relative;
    padding-left: 1.75rem;
}

.section-label::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 1rem;
    height: 1px;
    background-color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-color: #0f172a !important;
    color: #ffffff !important;
    border: 1px solid #0f172a !important;
}

.btn-primary:hover {
    background-color: #1e293b !important;
    color: #ffffff !important;
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 0.938rem;
}

/* Header & Navbar - Always Clean White Look */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    height: var(--header-height);
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(16px) !important;
    -webkit-backdrop-filter: blur(16px) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    transition: background-color var(--transition-smooth), backdrop-filter var(--transition-smooth), border-color var(--transition-smooth);
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.98) !important;
    border-bottom-color: rgba(0, 0, 0, 0.12) !important;
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.site-header .brand-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #0f172a !important;
}

.site-header .brand-logo svg {
    width: 28px;
    height: 28px;
    fill: #0f172a !important;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.site-header .nav-link {
    font-size: 0.813rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #475569 !important;
    position: relative;
    padding: 0.5rem 0;
}

.site-header .nav-link:hover, 
.site-header .nav-link.active {
    color: #0f172a !important;
}

.site-header .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #0f172a !important;
    transition: width var(--transition-smooth);
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.theme-toggle-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
    border-color: var(--text-primary);
    background-color: var(--bg-glass-card);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    width: 30px;
    height: 24px;
    justify-content: center;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-fast);
}

/* Drawer Mobile Navigation */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background-color: var(--bg-secondary);
    z-index: 2000;
    padding: 3rem 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: right var(--transition-smooth);
    border-left: 1px solid var(--border-light);
}

.mobile-drawer.open {
    right: 0;
}

.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1999;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-smooth);
}

.drawer-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

/* Social Banner Section at End of Index */
.social-media-banner {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    padding: 4rem 0;
}

.social-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.social-card {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    padding: 1.75rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.social-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
    background-color: var(--bg-glass-card);
}

.social-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.social-card-title {
    font-family: var(--font-body);
    font-size: 0.938rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.social-card-sub {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Footer Section */
.site-footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    padding: 5rem 0 2rem;
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    color: var(--text-secondary);
    margin: 1.25rem 0 2rem;
    max-width: 340px;
    font-size: 0.938rem;
}

.social-links {
    display: flex;
    gap: 0.85rem;
}

.social-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-icon:hover {
    border-color: var(--text-primary);
    color: var(--text-inverse);
    background-color: var(--text-primary);
}

.footer-col h5 {
    font-family: var(--font-body);
    font-size: 0.813rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.footer-col a {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-col a:hover {
    color: var(--text-primary);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 2rem;
    border-top: 1px solid var(--border-light);
    color: var(--text-muted);
    font-size: 0.813rem;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

/* Utilities */
.section-padding {
    padding: 5rem 0;
}

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

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.85rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border: 1px solid var(--border-light);
    background: var(--bg-glass-card);
}

/* Mobile Responsive Adjustments */
@media (max-width: 992px) {
    .nav-links {
        display: none;
    }
    .mobile-menu-toggle {
        display: flex;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    .site-header .btn-primary {
        display: none;
    }
    .container {
        padding: 0 1.5rem;
    }
}

@media (max-width: 600px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    .container {
        padding: 0 1.25rem;
    }
}