/* * ==========================================================================
 * FLUXDRIVE - COMPLETE DESIGN SYSTEM (v3.0)
 * ==========================================================================
 * Branding: Powered by ⚡ Zen Developers ⚡
 * Design: Minimalist Ghost Browser Aesthetic with Ritten-Style Footer
 * Tech: Pure CSS3, CSS Variables, Flexbox/Grid
 * ==========================================================================
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Playfair+Display:ital,wght@0,700;1,700&display=swap');

/* * 1. DESIGN TOKENS & VARIABLES 
 * ==========================================================================
 */
:root {
    /* --- Core Palette (Light Mode) --- */
    --bg-color: #f8fafc;
    --surface: #ffffff;
    --surface-hover: #f1f5f9;
    --surface-active: #e2e8f0;
    
    /* Typography Colors */
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-dim: #94a3b8;
    --text-inverse: #ffffff;
    
    /* Brand Colors */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --primary-soft: rgba(99, 102, 241, 0.1);
    --primary-glass: rgba(99, 102, 241, 0.15);
    
    /* Accent Colors */
    --accent-teal: #14b8a6;
    --accent-peach: #fb923c;
    --accent-yellow: #f59e0b;
    --accent-purple: #a855f7;
    
    /* Functional Colors */
    --danger: #ef4444;
    --danger-soft: rgba(239, 68, 68, 0.1);
    --success: #22c55e;
    --success-soft: rgba(34, 197, 94, 0.1);
    --warning: #f59e0b;
    --warning-soft: rgba(245, 158, 11, 0.1);
    
    /* Borders & Dividers */
    --border-color: rgba(15, 23, 42, 0.08);
    --border-hover: rgba(15, 23, 42, 0.15);
    --input-bg: #f1f5f9;
    
    /* --- Elevation & Shadows --- */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --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-pill: 0 8px 32px 0 rgba(99, 102, 241, 0.15);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    
    /* --- Shape & Layout --- */
    --radius-pill: 100px;
    --radius-lg: 32px;
    --radius-md: 16px;
    --radius-sm: 8px;
    
    /* --- Animation --- */
    --transition-fast: 0.15s ease;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    /* --- Core Palette (Dark Mode) --- */
    --bg-color: #0b0f1a;
    --surface: #131a2b;
    --surface-hover: #1e293b;
    --surface-active: #334155;
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #475569;
    --text-inverse: #0f172a;
    
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --input-bg: #0f172a;
    
    --primary-soft: rgba(99, 102, 241, 0.2);
    --primary-glass: rgba(99, 102, 241, 0.25);
    
    /* Dark Mode Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.5);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-pill: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

/* * 2. GLOBAL RESETS & BASE TYPOGRAPHY 
 * ==========================================================================
 */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    height: 100%;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    transition: background-color 0.4s ease, color 0.4s ease;
    overflow-x: hidden;
    min-height: 100%;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1; /* Ensures footer is pushed down */
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    letter-spacing: -0.03em;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-main);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

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

/* Lists */
ul, ol {
    list-style: none;
}

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

/* Selection */
::selection {
    background: var(--primary);
    color: white;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--text-dim);
    border-radius: 4px;
    border: 2px solid var(--bg-color);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* * 3. NAVIGATION COMPONENTS (Floating Pill) 
 * ==========================================================================
 */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 8%;
    background: transparent;
    position: relative;
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--text-main);
    user-select: none;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    box-shadow: 0 4px 12px var(--primary-soft);
    transition: var(--transition);
}

.logo:hover .logo-icon {
    transform: rotate(10deg) scale(1.05);
}

/* Floating Navigation Pill */
.nav-pill {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

[data-theme="dark"] .nav-pill {
    background: rgba(19, 26, 43, 0.6);
}

.nav-pill:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.nav-item {
    padding: 8px 20px;
    border-radius: var(--radius-pill);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    white-space: nowrap;
}

.nav-item i {
    font-size: 0.9rem;
    opacity: 0.8;
}

.nav-item:hover {
    color: var(--primary);
    background: var(--surface-hover);
}

.nav-item.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.nav-item.active i {
    opacity: 1;
}

/* * 4. BUTTONS & INTERACTIVE ELEMENTS 
 * ==========================================================================
 */
.btn {
    padding: 12px 28px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    line-height: 1;
    text-transform: capitalize;
}

/* Primary Button */
.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px var(--primary-soft);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--primary-soft);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 5px var(--primary-soft);
}

/* Secondary Button */
.btn-secondary {
    background: var(--surface);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--surface-hover);
    border-color: var(--text-dim);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* Danger Button */
.btn-danger {
    background: var(--danger-soft);
    color: var(--danger);
    border: 1px solid transparent;
}

.btn-danger:hover {
    background: var(--danger);
    color: white;
    box-shadow: 0 4px 12px var(--danger-soft);
}

/* Icon Button */
.btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* * 5. HERO SECTION & LANDING 
 * ==========================================================================
 */
.hero {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    padding: 6rem 8% 8rem;
    gap: 4rem;
    position: relative;
}

/* Hero Badge */
.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 1.5rem;
    padding: 6px 16px;
    background: var(--primary-soft);
    border-radius: var(--radius-pill);
}

.hero-tag::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

/* Hero Typography */
.hero h1 {
    font-size: 4.5rem;
    line-height: 1.05;
    margin-bottom: 2rem;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--text-muted) 100%);
    -webkit-background-clip: text;
    background-clip: text; /* Standard property added */
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 520px;
    margin-bottom: 3rem;
    line-height: 1.7;
}

/* Hero 3D Visual */
.hero-visual {
    perspective: 1000px;
}

.visual-box {
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    position: relative;
    transform-style: preserve-3d;
    transition: transform 0.5s ease;
}

.visual-box:hover {
    transform: rotateY(-5deg) rotateX(5deg);
}

/* Floating Animation */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.visual-box i {
    animation: float 6s ease-in-out infinite;
    filter: drop-shadow(0 20px 30px rgba(0,0,0,0.1));
}

/* * 6. FILE GRID & CARDS 
 * ==========================================================================
 */
.file-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    padding: 2rem 0;
}

.file-card {
    background: var(--surface);
    padding: 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.file-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.file-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.file-card:hover::before {
    transform: scaleX(1);
}

.file-icon-wrapper {
    width: 60px;
    height: 60px;
    background: var(--bg-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.file-card:hover .file-icon-wrapper {
    background: var(--primary);
    color: white;
}

.file-info h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* * 7. ADMIN DASHBOARD & TABLES 
 * ==========================================================================
 */
.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.admin-header h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Stats Grid */
.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 4rem;
}

.stat-card {
    background: var(--surface);
    padding: 2.5rem;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.stat-card h3 {
    font-size: 2.8rem;
    color: var(--primary);
    margin-bottom: 8px;
    font-weight: 800;
    line-height: 1;
}

.stat-card p {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    font-weight: 700;
    color: var(--text-muted);
    margin: 0;
}

/* Advanced Tables */
.admin-table-container {
    background: var(--surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.table-header-row {
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-color);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    text-align: left;
    padding: 1.2rem 2rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--surface);
    border-bottom: 2px solid var(--border-color);
}

td {
    padding: 1.2rem 2rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
    color: var(--text-main);
    vertical-align: middle;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background: var(--surface-hover);
}

/* Status Badges */
.badge {
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: inline-block;
}

.badge-success { background: var(--success-soft); color: var(--success); }
.badge-danger { background: var(--danger-soft); color: var(--danger); }
.badge-warning { background: var(--warning-soft); color: var(--warning); }

/* * 8. FORMS & INPUTS 
 * ==========================================================================
 */
form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
}

input[type="text"], 
input[type="password"], 
input[type="email"], 
select, 
textarea {
    width: 100%;
    padding: 14px 20px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text-main);
    outline: none;
    transition: var(--transition);
}

input:focus, select:focus, textarea:focus {
    background: var(--surface);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-soft);
}

input::placeholder {
    color: var(--text-dim);
}

/* Upload Area */
.upload-zone {
    border: 2px dashed var(--primary-light);
    background: var(--primary-soft);
    padding: 5rem 2rem;
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.upload-zone:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: var(--primary);
}

.upload-zone i {
    font-size: 4rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

/* * 9. FOOTER - RITTEN STYLE LAYOUT (Multi-Column)
 * ==========================================================================
 */
.site-footer {
    padding: 6rem 8% 3rem;
    background: var(--surface);
    border-top: 1px solid var(--border-color);
    margin-top: 6rem;
    position: relative;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 5rem;
}

/* Brand Column */
.footer-brand-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-brand-info h2 {
    font-family: 'Playfair Display', serif;
    font-size: 2.2rem;
    color: var(--text-main);
    letter-spacing: -0.02em;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.contact-item i {
    color: var(--primary);
    width: 20px;
    text-align: center;
    margin-top: 4px;
}

/* Link Columns */
.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.8rem;
    color: var(--text-main);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.footer-links a {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
    position: relative;
    display: inline-block;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--primary);
    transform: translateX(4px);
}

/* Footer Bottom */
.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2.5rem;
    border-top: 1px solid var(--border-color);
}

.social-links {
    display: flex;
    gap: 14px;
}

.social-circle {
    width: 44px;
    height: 44px;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--text-muted);
    transition: var(--transition);
    background: var(--bg-color);
}

.social-circle:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 4px 12px var(--primary-soft);
}

.zen-signature {
    text-align: right;
    font-size: 0.9rem;
    color: var(--text-muted);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.zen-signature b {
    color: var(--text-main);
}

.lightning {
    color: var(--accent-yellow);
    margin: 0 4px;
    filter: drop-shadow(0 0 5px rgba(245, 158, 11, 0.4));
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
    100% { transform: scale(1); opacity: 1; }
}

/* * 10. UTILITIES 
 * ==========================================================================
 */
.hidden { display: none !important; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }

.soft-card {
    background: var(--surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    padding: 2rem;
}

.soft-card-inset {
    background: var(--input-bg);
    border-radius: var(--radius-sm);
    padding: 1rem;
}

/* * 11. RESPONSIVE MEDIA QUERIES 
 * ==========================================================================
 */
@media (max-width: 1200px) {
    .hero h1 { font-size: 3.5rem; }
    .visual-box { width: 400px; height: 400px; }
}

@media (max-width: 992px) {
    .hero { 
        grid-template-columns: 1fr; 
        text-align: center; 
        padding-top: 4rem;
        gap: 3rem;
    }
    .hero p { margin: 0 auto 3rem; }
    .visual-box { margin: 0 auto; }
    .hero-tag { margin-left: auto; margin-right: auto; }
    .hero-visual { order: -1; }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
    
    nav { 
        padding: 1rem 5%;
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .nav-pill {
        width: 100%;
        justify-content: center;
        overflow-x: auto;
    }
}

@media (max-width: 768px) {
    html { font-size: 14px; }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand-info {
        align-items: center;
    }
    
    .contact-item {
        justify-content: center;
    }
    
    .footer-links {
        align-items: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .zen-signature {
        align-items: center;
    }
    
    .admin-stats {
        grid-template-columns: 1fr;
    }
    
    th, td {
        padding: 1rem;
    }
    
    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}

/* 4. Footer - Ritten Style Layout */
footer {
    padding: 6rem 8% 3rem;
    background: var(--surface);
    border-top: 1px solid var(--border-color);
    margin-top: 6rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

/* Left Brand Column */
.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.footer-logo {
    font-family: 'Inter', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-main);
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.contact-item i {
    color: var(--text-dim);
    width: 20px;
    text-align: center;
}

/* Social Circles */
.social-row {
    display: flex;
    gap: 12px;
    margin-top: 1rem;
}

.social-circle {
    width: 42px;
    height: 42px;
    border: 1px solid var(--text-dim);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main);
    font-size: 1.1rem;
    transition: var(--transition);
}

.social-circle:hover {
    border-color: var(--primary);
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

/* Right Link Columns */
.footer-links h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-main);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: var(--transition);
}

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

/* Footer Bottom (Copyright) */
.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.zen-devs {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

.lightning {
    color: var(--accent-yellow);
}

/* 5. Buttons */
.btn {
    padding: 12px 28px;
    border-radius: var(--radius-pill);
    font-weight: 700;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

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