/**
 * NEXABOT - Stylesheet (Redesigned)
 * Clean, Modern, Fully Responsive
 */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    --primary: #5b5ef4;
    --primary-dark: #4244d4;
    --primary-light: #818cf8;
    --primary-glow: rgba(91, 94, 244, 0.18);
    --secondary: #06b6d4;
    --accent: #a855f7;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #0c0f1a;
    --dark-light: #161b2e;
    --dark-card: #1a2035;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --white: #ffffff;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.06);
    --shadow: 0 4px 16px rgba(0,0,0,.08);
    --shadow-lg: 0 12px 32px rgba(0,0,0,.12);
    --shadow-xl: 0 24px 48px rgba(0,0,0,.16);
    --shadow-primary: 0 8px 24px rgba(91,94,244,.25);
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
    --navbar-h: 68px;
}

/* ==================== RESET ==================== */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; -webkit-tap-highlight-color:transparent; }
body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--gray-50);
    color: var(--dark);
    line-height: 1.65;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
a { text-decoration:none; color:inherit; }
img { max-width:100%; display:block; }
button { font-family:inherit; }

/* ==================== LAYOUT ==================== */
.container {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ==================== NAVBAR ==================== */
.navbar {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--navbar-h);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 1rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--primary);
    flex-shrink: 0;
    letter-spacing: -0.3px;
}
.nav-brand i { color: var(--accent); font-size: 1.5rem; }

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    list-style: none;
}
.nav-menu a {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 0.9rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-600);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.nav-menu a:hover, .nav-menu a.active {
    color: var(--primary);
    background: var(--primary-glow);
}
.nav-menu a i { font-size: 0.85rem; }

.nav-cart { position: relative; }
.nav-cart .badge {
    position: absolute;
    top: 2px; right: 2px;
    background: var(--danger);
    color: #fff;
    font-size: 0.6rem;
    font-weight: 800;
    width: 18px; height: 18px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    border: 2px solid #fff;
}

/* Hamburger */
.mobile-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    width: 42px; height: 42px;
    background: var(--gray-100);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 1.2rem;
    color: var(--gray-700);
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}
.mobile-toggle:hover {
    background: var(--primary-glow);
    color: var(--primary);
}

/* ==================== HERO ==================== */
.hero {
    background: var(--dark);
    color: var(--white);
    padding: 5rem 0 4rem;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content:'';
    position:absolute; top:-30%; right:-15%;
    width:700px; height:700px;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
    opacity: 0.12;
}
.hero::after {
    content:'';
    position:absolute; bottom:-40%; left:-10%;
    width:500px; height:500px;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    opacity: 0.1;
}
.hero .container { position:relative; z-index:1; }
.hero-content { max-width: 600px; }
.hero h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 700;
    line-height: 1.12;
    margin-bottom: 1.25rem;
    letter-spacing: -0.5px;
}
.hero h1 span {
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero p {
    font-size: 1.05rem;
    color: var(--gray-400);
    margin-bottom: 2rem;
    line-height: 1.8;
    max-width: 520px;
}
.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.72rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    letter-spacing: 0.1px;
}
.btn:active { transform: scale(0.97) !important; }

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: var(--shadow-primary);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(91,94,244,.35); }

.btn-secondary { background: var(--gray-200); color: var(--gray-700); }
.btn-secondary:hover { background: var(--gray-300); transform: translateY(-1px); }

.btn-outline { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.3); }
.btn-outline:hover { background: rgba(255,255,255,.1); border-color: #fff; }

.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #059669; transform: translateY(-2px); }

.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; }

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

.btn-sm { padding: 0.45rem 1rem; font-size: 0.82rem; border-radius: var(--radius-sm); }
.btn-lg { padding: 0.95rem 2rem; font-size: 1rem; }
.btn-block { width: 100%; }

/* ==================== CARDS ==================== */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.card-body { padding: 1.5rem; }
.card-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--dark); }
.card-text { color: var(--gray-500); font-size: 0.88rem; }

/* ==================== PRICING ==================== */
.pricing-section { padding: 4rem 0; }
.section-header { text-align:center; margin-bottom: 3rem; }
.section-header h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.75rem;
}
.section-header p { color: var(--gray-500); max-width: 500px; margin: 0 auto; }

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 1.5rem;
}
.pricing-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}
.pricing-card:hover { box-shadow: var(--shadow-xl); transform: translateY(-6px); }
.pricing-card.featured {
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-primary);
    transform: scale(1.02);
}
.pricing-card.featured:hover { transform: scale(1.02) translateY(-6px); }

.pricing-badge {
    position:absolute; top:1rem; right:1rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    font-size: 0.7rem;
    font-weight: 800;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}
.pricing-header { padding: 2rem; text-align:center; background: var(--gray-50); }
.pricing-header h3 { font-size: 1.2rem; font-weight: 700; color: var(--dark); margin-bottom: 0.5rem; }
.pricing-price { font-family: 'Space Grotesk', sans-serif; font-size: 2.4rem; font-weight: 800; color: var(--primary); }
.pricing-price span { font-size: 0.95rem; font-weight: 500; color: var(--gray-400); }
.pricing-duration { color: var(--gray-500); font-size: 0.88rem; margin-top: 0.25rem; }
.pricing-body { padding: 2rem; }
.pricing-specs {
    display: flex; gap: 0.75rem; justify-content: center;
    margin-bottom: 1.5rem; flex-wrap: wrap;
}
.spec-item {
    display:flex; align-items:center; gap:0.35rem;
    font-size: 0.78rem; color: var(--gray-600);
    background: var(--gray-100); padding: 0.35rem 0.75rem;
    border-radius: 20px;
}
.spec-item i { color: var(--primary); font-size: 0.72rem; }
.pricing-features { list-style:none; margin-bottom: 1.5rem; }
.pricing-features li {
    display:flex; align-items:center; gap:0.75rem;
    padding: 0.5rem 0; font-size: 0.88rem; color: var(--gray-600);
    border-bottom: 1px solid var(--gray-100);
}
.pricing-features li:last-child { border-bottom:none; }
.pricing-features li i { font-size: 0.78rem; width:18px; text-align:center; }
.pricing-features li .fa-check { color: var(--success); }
.pricing-features li .fa-xmark { color: var(--gray-300); }
.pricing-features li .fa-star { color: var(--warning); }
.pricing-footer { padding: 0 2rem 2rem; }

/* ==================== FORMS ==================== */
.form-section {
    min-height: calc(100vh - var(--navbar-h));
    display:flex; align-items:center; justify-content:center;
    padding: 3rem 1.5rem;
    background: linear-gradient(135deg, #f0f4ff 0%, #faf5ff 100%);
}
.form-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%; max-width: 440px;
    overflow: hidden;
    border: 1px solid var(--gray-200);
}
.form-header {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
    padding: 2rem;
    text-align:center;
    position: relative;
    overflow: hidden;
}
.form-header::before {
    content:'';
    position:absolute; top:-50%; right:-30%;
    width:200px; height:200px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.15;
}
.form-header i { font-size: 2.75rem; color: var(--primary-light); margin-bottom: 1rem; display:block; }
.form-header h2 { font-size: 1.4rem; font-weight: 700; position:relative; }
.form-body { padding: 2rem; }
.form-group { margin-bottom: 1.25rem; }
.form-label { display:block; font-size: 0.85rem; font-weight: 700; color: var(--gray-700); margin-bottom: 0.5rem; }
.form-control {
    width:100%; padding: 0.75rem 1rem;
    font-size: 0.9rem; font-family:inherit;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--dark);
    transition: var(--transition);
}
.form-control:focus { outline:none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-glow); }
.form-control::placeholder { color: var(--gray-400); }
.form-hint { font-size: 0.78rem; color: var(--gray-400); margin-top: 0.35rem; }
.input-group { display:flex; gap:0.75rem; }

/* ==================== ALERTS ==================== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    display:flex; align-items:flex-start; gap:0.75rem;
    font-size: 0.88rem;
    border-left: 4px solid transparent;
}
.alert-success { background: #ecfdf5; color: #065f46; border-color: var(--success); }
.alert-danger { background: #fef2f2; color: #991b1b; border-color: var(--danger); }
.alert-warning { background: #fffbeb; color: #92400e; border-color: var(--warning); }
.alert-info { background: #eff6ff; color: #1e40af; border-color: var(--secondary); }

/* ==================== TABLES ==================== */
.table-responsive { overflow-x:auto; border-radius: var(--radius); }
.table { width:100%; border-collapse:collapse; background:var(--white); }
.table th {
    background: var(--dark);
    color: var(--white);
    padding: 0.85rem 1rem;
    text-align:left;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform:uppercase;
    letter-spacing: 0.7px;
    white-space: nowrap;
}
.table td { padding: 0.85rem 1rem; border-bottom: 1px solid var(--gray-100); font-size: 0.88rem; color: var(--gray-700); }
.table tbody tr:hover { background: var(--gray-50); }
.table tbody tr:last-child td { border-bottom: none; }

/* ==================== BADGES ==================== */
.badge {
    display:inline-flex; align-items:center; gap:0.3rem;
    padding: 0.3rem 0.7rem;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}
.badge-pending { background:#fef3c7; color:#92400e; }
.badge-waiting_payment { background:#dbeafe; color:#1e40af; }
.badge-waiting { background:#dbeafe; color:#1e40af; }
.badge-paid { background:#d1fae5; color:#065f46; }
.badge-confirmed { background:#d1fae5; color:#065f46; }
.badge-expired { background:#fee2e2; color:#991b1b; }
.badge-cancelled { background:#f1f5f9; color:#475569; }

/* ==================== DASHBOARD ==================== */
.dashboard { padding: 2.5rem 0; flex:1; }
.page-header {
    display:flex; align-items:center; justify-content:space-between;
    margin-bottom: 2rem; flex-wrap:wrap; gap:1rem;
}
.page-header h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem; font-weight: 700; color: var(--dark);
    display:flex; align-items:center; gap:0.6rem;
}
.page-header h1 i { color: var(--primary); }

.stats-grid {
    display:grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
    margin-bottom: 2rem;
}
.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 1.35rem 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    display:flex; align-items:center; gap:1rem;
    transition: var(--transition);
}
.stat-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.stat-icon {
    width:48px; height:48px;
    border-radius: var(--radius-sm);
    display:flex; align-items:center; justify-content:center;
    font-size: 1.2rem; flex-shrink:0;
}
.stat-icon.purple { background:#ede9fe; color:var(--accent); }
.stat-icon.blue { background:#dbeafe; color:var(--secondary); }
.stat-icon.green { background:#d1fae5; color:var(--success); }
.stat-icon.orange { background:#ffedd5; color:#ea580c; }
.stat-icon.red { background:#fee2e2; color:var(--danger); }
.stat-info h3 { font-size: 1.4rem; font-weight: 800; color: var(--dark); }
.stat-info p { font-size: 0.82rem; color: var(--gray-500); }

/* ==================== CART ==================== */
.cart-item {
    display:flex; gap:1.25rem; padding:1.25rem;
    background:var(--white); border-radius:var(--radius);
    box-shadow:var(--shadow); border:1px solid var(--gray-200);
    margin-bottom:1rem; align-items:center; flex-wrap:wrap;
    transition: var(--transition);
}
.cart-item:hover { box-shadow: var(--shadow-lg); }
.cart-item-image {
    width:72px; height:72px; border-radius:var(--radius-sm);
    background: linear-gradient(135deg, var(--primary-glow), rgba(168,85,247,.1));
    display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.cart-item-image i { font-size:1.75rem; color:var(--primary); }
.cart-item-info { flex:1; min-width:180px; }
.cart-item-info h4 { font-size:1rem; font-weight:700; color:var(--dark); margin-bottom:0.2rem; }
.cart-item-info p { font-size:0.82rem; color:var(--gray-500); }
.cart-item-price { font-size:1.15rem; font-weight:800; color:var(--primary); }

/* ==================== CHECKOUT ==================== */
.checkout-grid {
    display:grid;
    grid-template-columns: 1fr 360px;
    gap: 2rem;
    align-items: start;
}
.checkout-form {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    padding: 2rem;
}
.checkout-summary {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
    padding: 2rem;
    position: sticky;
    top: calc(var(--navbar-h) + 1rem);
}
.summary-row {
    display:flex; justify-content:space-between;
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.88rem;
}
.summary-row.total {
    border-bottom:none; border-top: 2px solid var(--dark);
    margin-top: 0.5rem; padding-top: 1rem;
    font-size: 1.05rem; font-weight: 800; color: var(--dark);
}

/* ==================== PAYMENT ==================== */
.payment-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 520px;
    margin: 2rem auto;
    overflow: hidden;
    border: 1px solid var(--gray-200);
}
.payment-header {
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-light) 100%);
    color: var(--white);
    padding: 2rem;
    text-align:center;
    position: relative;
    overflow: hidden;
}
.payment-header::after {
    content:'';
    position:absolute; bottom:-40%; right:-20%;
    width:200px; height:200px;
    background: var(--primary); border-radius:50%; opacity:0.12;
}
.payment-header h2 { font-size: 1.2rem; font-weight: 700; position:relative; }
.payment-timer {
    font-family: 'Space Grotesk', monospace;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--warning);
    margin: 0.75rem 0;
    letter-spacing: 2px;
    position: relative;
}
.payment-header p { font-size: 0.85rem; color: var(--gray-400); position:relative; }

.payment-body { padding: 2rem; }
.payment-detail {
    background: var(--gray-50);
    border-radius: var(--radius);
    padding: 1.25rem;
    margin: 1rem 0;
    border: 1px solid var(--gray-200);
}
.payment-detail-row {
    display:flex; justify-content:space-between;
    padding: 0.5rem 0;
    font-size: 0.88rem; color: var(--gray-600);
    border-bottom: 1px solid var(--gray-100);
}
.payment-detail-row:last-child { border-bottom:none; }
.payment-detail-row.highlight {
    font-size: 1.05rem; font-weight: 800;
    color: var(--dark);
    border-top: 2px solid var(--dark);
    border-bottom: none;
    margin-top: 0.5rem; padding-top: 1rem;
}

.payment-image {
    text-align:center;
    margin: 1.75rem 0 1rem;
}
.payment-image img {
    max-width: 260px;
    width: 100%;
    border-radius: var(--radius);
    box-shadow: 0 8px 32px rgba(0,0,0,.15);
    margin: 0 auto;
    border: 3px solid var(--gray-200);
    transition: var(--transition);
}
.payment-image img:hover { box-shadow: var(--shadow-xl); transform: scale(1.02); }

/* QRIS missing state */
.qris-missing {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 2.5rem 1.5rem;
    background: var(--gray-50);
    border-radius: var(--radius);
    border: 2px dashed var(--gray-300);
    color: var(--gray-500);
    margin: 0 auto;
    max-width: 280px;
    text-align: center;
}
.qris-missing i { font-size: 3rem; color: var(--gray-300); }
.qris-missing p { font-size: 0.85rem; line-height: 1.6; }

/* ==================== FOOTER ==================== */
.footer {
    background: var(--dark);
    color: var(--gray-400);
    padding: 1.75rem 0;
    margin-top: auto;
}
.footer .container {
    display:flex; justify-content:space-between;
    align-items:center; flex-wrap:wrap; gap:1rem;
    font-size: 0.85rem;
}
.footer-brand { font-weight:700; color:var(--white); display:flex; align-items:center; gap:0.5rem; }
.footer-brand i { color: var(--primary-light); }

/* ==================== ADMIN ==================== */
.admin-wrapper {
    display:grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}
.admin-sidebar {
    background: var(--dark);
    color: var(--gray-400);
    padding: 1.5rem;
    position: sticky;
    top: 0; height: 100vh;
    overflow-y: auto;
}
.admin-brand {
    display:flex; align-items:center; gap:0.75rem;
    font-size:1.2rem; font-weight:800; color:var(--white);
    margin-bottom:2rem; padding-bottom:1rem;
    border-bottom: 1px solid var(--gray-700);
}
.admin-brand i { color: var(--primary-light); }
.admin-nav { list-style:none; }
.admin-nav li { margin-bottom:0.2rem; }
.admin-nav a {
    display:flex; align-items:center; gap:0.75rem;
    padding: 0.7rem 1rem; border-radius: var(--radius-sm);
    font-size: 0.88rem; font-weight:600; transition: var(--transition);
}
.admin-nav a:hover, .admin-nav a.active { background: var(--dark-light); color: var(--white); }
.admin-nav a.active i { color: var(--primary-light); }
.admin-nav i { width:20px; text-align:center; }
.admin-main { background: var(--gray-50); min-height:100vh; }
.admin-header {
    background: var(--white);
    padding: 1rem 2rem;
    display:flex; justify-content:space-between; align-items:center;
    box-shadow: var(--shadow-sm);
    position:sticky; top:0; z-index:100;
    border-bottom: 1px solid var(--gray-200);
}
.admin-header h2 { font-size:1.15rem; font-weight:700; color:var(--dark); }
.admin-user { display:flex; align-items:center; gap:0.75rem; font-size:0.88rem; font-weight:600; color:var(--gray-600); }
.admin-user i { font-size:1.2rem; color:var(--primary); }
.admin-content { padding: 2rem; }

/* ==================== MODAL ==================== */
.modal-overlay {
    position:fixed; inset:0;
    background: rgba(12,15,26,.6);
    backdrop-filter: blur(4px);
    display:flex; align-items:center; justify-content:center;
    z-index:2000;
    opacity:0; visibility:hidden; transition:var(--transition);
}
.modal-overlay.active { opacity:1; visibility:visible; }
.modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 90%; max-width:520px; max-height:90vh;
    overflow-y:auto;
    transform: scale(0.93) translateY(20px);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}
.modal-overlay.active .modal { transform: scale(1) translateY(0); }
.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
    display:flex; justify-content:space-between; align-items:center;
}
.modal-header h3 { font-size:1.05rem; font-weight:700; }
.modal-close { background:none; border:none; font-size:1.25rem; color:var(--gray-400); cursor:pointer; transition:var(--transition); }
.modal-close:hover { color:var(--danger); }
.modal-body { padding:1.5rem; }
.modal-footer { padding:1rem 1.5rem; border-top:1px solid var(--gray-200); display:flex; justify-content:flex-end; gap:0.75rem; }

/* ==================== EMPTY STATE ==================== */
.empty-state { text-align:center; padding:3.5rem 2rem; color:var(--gray-400); }
.empty-state i { font-size:3.5rem; margin-bottom:1.25rem; display:block; color:var(--gray-300); }
.empty-state h3 { font-size:1.15rem; color:var(--gray-600); margin-bottom:0.5rem; }

/* ==================== UPLOAD ZONE ==================== */
.hidden { display:none !important; }
.upload-zone {
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    text-align:center;
    cursor:pointer;
    transition: var(--transition);
    background: var(--gray-50);
    position: relative;
}
.upload-zone:hover, .upload-zone.drag-over {
    border-color: var(--primary);
    background: var(--primary-glow);
}
.upload-zone i { font-size:2.5rem; color:var(--gray-400); margin-bottom:0.75rem; display:block; }
.upload-zone p { color:var(--gray-500); font-size:0.88rem; }
.image-preview {
    max-width: 160px;
    border-radius: var(--radius-sm);
    margin: 1rem auto 0;
    box-shadow: var(--shadow);
    border: 3px solid var(--white);
    outline: 2px solid var(--primary-glow);
}

/* ==================== UTILITIES ==================== */
.text-center { text-align:center; }
.text-success { color:var(--success) !important; }
.text-danger { color:var(--danger) !important; }
.text-warning { color:var(--warning) !important; }
.text-muted { color:var(--gray-500); }
.mb-1 { margin-bottom:0.75rem; }
.mb-2 { margin-bottom:1.25rem; }
.mb-3 { margin-bottom:2rem; }
.mt-1 { margin-top:0.75rem; }
.mt-3 { margin-top:2rem; }
.d-flex { display:flex; }
.gap-1 { gap:0.75rem; }

/* Countdown */
@keyframes pulse-warning {
    0%, 100% { opacity:1; }
    50% { opacity:0.55; }
}
.timer-warning { animation: pulse-warning 0.9s infinite; color: var(--danger) !important; }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .checkout-grid { grid-template-columns: 1fr; }
    .checkout-summary { position:static; }
    .admin-wrapper { grid-template-columns: 1fr; }
    .admin-sidebar { position:fixed; bottom:0; left:0; right:0; height:auto; overflow-x:auto; z-index:500; padding:0.75rem 1rem; display:flex; align-items:center; gap:0.5rem; }
    .admin-brand { display:none; }
    .admin-nav { display:flex; gap:0.5rem; }
    .admin-nav li { margin-bottom:0; }
    .admin-nav a { padding:0.5rem 0.75rem; white-space:nowrap; font-size:0.82rem; }
    .admin-nav a span { display:none; }
    .admin-main { padding-bottom: 70px; }
    .admin-content { padding: 1.5rem; }
}

@media (max-width: 768px) {
    :root { --navbar-h: 62px; }

    .mobile-toggle { display:flex; }

    .nav-menu {
        position: fixed;
        top: var(--navbar-h);
        left: 0; right: 0;
        background: var(--white);
        flex-direction: column;
        align-items: stretch;
        padding: 1rem;
        gap: 0.25rem;
        box-shadow: var(--shadow-lg);
        border-top: 1px solid var(--gray-200);
        transform: translateY(-8px);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        z-index: 999;
    }
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    .nav-menu a {
        padding: 0.75rem 1rem;
        font-size: 0.95rem;
        border-radius: var(--radius-sm);
    }
    .nav-menu a:hover { background: var(--primary-glow); color: var(--primary); }

    .hero { padding: 3rem 0 2.5rem; }
    .hero h1 { font-size: 1.85rem; }
    .hero p { font-size: 0.95rem; }
    .hero-buttons { flex-direction:column; }
    .hero-buttons .btn { width:100%; justify-content:center; }

    .pricing-grid { grid-template-columns: 1fr; }
    .pricing-card.featured { transform:none; }

    .payment-card { margin: 1rem; border-radius: var(--radius-lg); }
    .payment-body { padding: 1.5rem; }
    .payment-image img { max-width: 220px; }

    .stats-grid { grid-template-columns: 1fr 1fr; }

    .page-header { flex-direction: column; align-items:flex-start; }
    .page-header h1 { font-size:1.35rem; }

    .table th, .table td { padding: 0.7rem 0.75rem; font-size: 0.8rem; }

    .dashboard { padding: 1.5rem 0; }
    .card-body { padding: 1.25rem; }

    .checkout-form, .checkout-summary { padding: 1.25rem; border-radius:var(--radius); }

    .form-card { border-radius: var(--radius-lg); }
    .form-header, .form-body { padding: 1.5rem; }

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

@media (max-width: 480px) {
    .container { padding: 0 1rem; }
    .stats-grid { grid-template-columns: 1fr; }
    .cart-item { flex-direction:column; align-items:flex-start; }
    .payment-timer { font-size: 2rem; }
    .btn-lg { padding: 0.85rem 1.5rem; font-size: 0.95rem; }
}