:root {
    --bg-dark: #f0f2f5;
    --card-bg: #ffffff;
    --primary: #22c55e;
    --primary-gradient: linear-gradient(135deg, #22c55e, #16a34a);
    --secondary-gradient: linear-gradient(135deg, #3b82f6, #2563eb);
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --border-soft: #e2e8f0;
    --sidebar-bg: #f8fafc;
}

html {
    background-color: #f0f2f5;
}

body {
    margin: 0 auto;
    font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    max-width: 100%;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

body.dark-theme {
    /* To keep dark theme as an option, but default is now light Wingo style */
    --bg-dark: #0f1015;
    --card-bg: #1a1b23;
    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --text-muted: #9ca3af;
    --border-soft: rgba(255, 255, 255, 0.05);
    --sidebar-bg: #15161c;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-soft);
    position: sticky;
    top: 0;
    z-index: 100;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.brand-icon {
    font-size: 1.5rem;
    color: var(--primary);
}

.brand-text h1 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 700;
}

.brand-text span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.wallet-chip {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--primary);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
}

.main-content {
    padding: 20px 20px 80px 20px;
}

.brand-strip {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 20px;
    border: 1px solid var(--border-soft);
}

.welcome-msg {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

@media (max-width: 600px) {
    .stats-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

.stat-box {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--card-bg);
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--border-soft);
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.stat-icon {
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
}

.stat-icon.s-1 { color: #22c55e; background: #f0fdf4; }
.stat-icon.s-2 { color: #3b82f6; background: #eff6ff; }
.stat-icon.s-3 { color: #eab308; background: #fefce8; }

.stat-text strong {
    display: block;
    font-size: 1.25rem;
    color: var(--text-primary);
    font-weight: 700;
}

.stat-text span {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

@media (max-width: 600px) {
    .card-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
}

.card {
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid var(--border-soft);
    padding: 24px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    overflow: hidden;
    position: relative;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.btn-primary {
    background: var(--primary-gradient);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
}

.btn-primary:hover {
    opacity: 0.9;
}

.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 480px;
    background: var(--card-bg);
    display: flex;
    justify-content: space-around;
    padding: 10px 0;
    border-top: 1px solid var(--border-soft);
    z-index: 100;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.75rem;
    gap: 5px;
}

.nav-item.active {
    color: var(--primary);
}

.nav-item i {
    font-size: 1.2rem;
}

.auth-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid var(--border-soft);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}

/* Responsive Tables for Admin */
@media (max-width: 768px) {
    .table-card { padding: 10px; overflow-x: hidden; }
    table, thead, tbody, th, td, tr { display: block; width: 100%; box-sizing: border-box; }
    thead { display: none; }
    tr { border: 1px solid var(--border-soft); border-radius: 12px; margin-bottom: 15px; padding: 5px; box-shadow: 0 2px 4px rgba(0,0,0,0.02); }
    td { display: flex; flex-direction: column; border-bottom: 1px solid var(--border-soft); padding: 10px; text-align: left; }
    td:last-child { border-bottom: none; }
    td::before { content: attr(data-label); font-weight: 700; color: var(--text-muted); font-size: 0.75rem; text-transform: uppercase; margin-bottom: 6px; letter-spacing: 0.5px; }
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    background: #f8fafc;
    border: 1px solid var(--border-soft);
    border-radius: 10px;
    color: var(--text-primary);
    outline: none;
    transition: all 0.2s;
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.1);
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 480px;
    height: 100%;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(5px);
    display: none;
    z-index: 1000;
    align-items: flex-end;
}

.modal-overlay.active {
    display: flex;
}

.bottom-sheet {
    background: var(--card-bg);
    width: 100%;
    border-radius: 20px 20px 0 0;
    padding: 20px;
    animation: slideUp 0.3s ease-out;
    max-height: 90vh;
    overflow-y: auto;
}

@keyframes slideUp {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
}

.sheet-header {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.sheet-img {
    width: 80px;
    height: 80px;
    border-radius: 12px;
    object-fit: cover;
}

.toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--primary);
    color: #fff;
    padding: 10px 20px;
    border-radius: 30px;
    transition: transform 0.3s;
    z-index: 2000;
    opacity: 0;
}

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