:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #f97316; /* Shopee-like orange but modern */
    --accent-hover: #ea580c;
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    background-image: 
        radial-gradient(at 0% 0%, hsla(28,100%,74%,0.15) 0px, transparent 50%),
        radial-gradient(at 100% 100%, hsla(28,100%,50%,0.1) 0px, transparent 50%);
    background-attachment: fixed;
    min-height: 100vh;
}

/* Glassmorphism Utilities */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

/* Navbar */
.navbar {
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo::after {
    content: '.';
    color: var(--accent);
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

/* Hero Section */
.hero {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.highlight {
    background: linear-gradient(135deg, #f97316, #fb923c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

/* Generator Box */
.generator-box {
    padding: 2.5rem;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.input-group {
    display: flex;
    gap: 1rem;
}

input[type="url"], input[type="text"] {
    flex: 1;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    background: rgba(0,0,0,0.2);
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s;
}

input[type="url"]:focus, input[type="text"]:focus {
    border-color: var(--accent);
}

.btn-primary, .btn-secondary {
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(249, 115, 22, 0.3);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
}

.hidden {
    display: none !important;
}

.result-card {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    text-align: left;
}

.result-card h3 {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.copy-group {
    display: flex;
    gap: 1rem;
}

/* Dashboard & Admin */
.dashboard-header {
    margin-bottom: 3rem;
}

.dashboard-header h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.dashboard-header p {
    color: var(--text-secondary);
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
}

.link-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.5rem;
    transition: transform 0.3s ease;
}

.link-card:hover {
    transform: translateY(-5px);
}

.short-link-display {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.2rem;
    display: block;
    margin-bottom: 0.5rem;
    word-break: break-all;
}

.original-url-display {
    color: var(--text-secondary);
    font-size: 0.85rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.click-stats {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.click-count {
    font-size: 2rem;
    font-weight: 800;
}

.click-label {
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

/* Admin Tables */
.admin-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.admin-panel {
    padding: 2rem;
}

.admin-panel h3 {
    margin-bottom: 1.5rem;
}

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

.data-table th, .data-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

.data-table th {
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
}

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

/* Responsive */
@media (max-width: 768px) {
    .input-group {
        flex-direction: column;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .nav-links {
        gap: 1rem;
    }
}