/* public/css/styles.css */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Color Palette */
    --bg-dark: #07090e;
    --bg-card: rgba(13, 17, 30, 0.7);
    --bg-card-hover: rgba(22, 28, 48, 0.85);
    --border-color: rgba(255, 255, 255, 0.07);
    --border-hover: rgba(99, 102, 241, 0.3);
    
    --primary: #5f5dec;
    --primary-glow: rgba(95, 93, 236, 0.4);
    --primary-grad: linear-gradient(135deg, #6366f1, #4f46e5);
    
    --accent: #f59e0b;
    --accent-grad: linear-gradient(135deg, #fbbf24, #d97706);
    
    --success: #10b981;
    --success-grad: linear-gradient(135deg, #34d399, #059669);
    --success-glow: rgba(16, 185, 129, 0.15);
    
    --danger: #ef4444;
    --danger-grad: linear-gradient(135deg, #f87171, #dc2626);
    --danger-glow: rgba(239, 68, 68, 0.15);
    
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #6b7280;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Base resets & styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-dark);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(245, 158, 11, 0.05) 0%, transparent 40%);
    color: var(--text-main);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Glassmorphism Styles */
.glass-panel {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    transition: var(--transition-smooth);
}

.glass-panel:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 15px rgba(99, 102, 241, 0.2); }
    50% { box-shadow: 0 0 25px rgba(99, 102, 241, 0.4); }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.animate-fade {
    animation: fadeIn 0.6s ease forwards;
}

/* Navigation Layout */
header {
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    background: rgba(7, 9, 14, 0.75);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 24px;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #fff 30%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.logo span {
    color: var(--accent);
    background: var(--accent-grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 28px;
    align-items: center;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition-smooth);
}

.nav-link:hover, .nav-link.active {
    color: var(--text-main);
    text-shadow: 0 0 10px rgba(99, 102, 241, 0.4);
}

.nav-btn {
    padding: 8px 20px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition-smooth);
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.nav-btn.primary {
    background: var(--primary-grad);
    border: none;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.nav-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

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

/* User layout with sidebar */
.app-container {
    display: flex;
    min-height: 100vh;
    padding-top: 73px;
}

.app-container.in-app {
    padding-top: 0;
}

.sidebar {
    width: 250px;
    background: rgba(7, 9, 14, 0.9);
    border-right: 1px solid var(--border-color);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: fixed;
    top: 73px;
    height: calc(100vh - 73px);
    overflow-y: auto;
}

.app-container.in-app .sidebar {
    top: 0;
    height: 100vh;
}

.sidebar-menu {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 10px;
    font-weight: 500;
    transition: var(--transition-smooth);
}

.sidebar-link i {
    font-size: 18px;
    width: 20px;
}

.sidebar-link:hover, .sidebar-link.active {
    background: rgba(99, 102, 241, 0.12);
    color: var(--text-main);
    border-left: 3px solid var(--primary);
}

.main-content {
    flex: 1;
    margin-left: 250px;
    padding: 40px;
    max-width: 1200px;
    width: calc(100% - 250px);
}

/* Typography & Headers */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: -0.3px;
}

.page-title {
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 24px;
    background: linear-gradient(to right, #fff, #9ca3af);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Cards & Dashboards */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.metric-card {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.metric-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
}

.metric-icon {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--primary);
}

.metric-card.accent .metric-icon {
    color: var(--accent);
}

.metric-card.success .metric-icon {
    color: var(--success);
}

.metric-value {
    font-family: var(--font-heading);
    font-size: 30px;
    font-weight: 700;
    color: #fff;
}

.metric-footer {
    font-size: 13px;
    color: var(--text-dark);
}

.metric-footer.trend-up {
    color: var(--success);
}

/* Tables & Tickers */
.table-container {
    overflow-x: auto;
    width: 100%;
}

.custom-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.custom-table th {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 14px;
}

.custom-table td {
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    font-size: 14px;
    vertical-align: middle;
}

.custom-table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    border: none;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-grad);
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

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

.btn-success {
    background: var(--success-grad);
    color: #fff;
    box-shadow: 0 4px 15px var(--success-glow);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.35);
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: #fff;
    font-family: var(--font-body);
    font-size: 15px;
    transition: var(--transition-smooth);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 10px rgba(99, 102, 241, 0.15);
}

/* Badges */
.badge {
    display: inline-flex;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-pending {
    background: rgba(245, 158, 11, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #f87171;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Loading Spinner */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .sidebar {
        width: 80px;
        padding: 16px 8px;
    }
    .sidebar-link span {
        display: none;
    }
    .sidebar-link {
        justify-content: center;
        padding: 12px;
    }
    .main-content {
        margin-left: 80px;
        width: calc(100% - 80px);
        padding: 24px;
    }
    .app-container.in-app .sidebar {
        top: 0;
        height: 100vh;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    .sidebar {
        display: none !important; /* Fully hide sidebar on mobile views */
    }
    .main-content {
        margin-left: 0 !important;
        width: 100% !important;
        padding: 20px;
    }
    .app-container.in-app .main-content {
        padding-bottom: 90px; /* Clear space for bottom mobile tab bar */
    }
    .mobile-tab-bar {
        display: flex !important; /* Show bottom navigation on mobile */
    }
}

/* Mobile Bottom Tab Bar Style */
.mobile-tab-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 68px;
    background: rgba(13, 17, 30, 0.88);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    display: none; /* Hidden by default (desktop) */
    justify-content: space-around;
    align-items: center;
    padding-bottom: env(safe-area-inset-bottom, 0px); /* support iPhone safe-areas */
    z-index: 1000;
    box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.5);
}

.tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 10px;
    font-weight: 600;
    transition: var(--transition-smooth);
    padding: 8px 12px;
    gap: 4px;
    flex: 1;
}

.tab-item i {
    font-size: 20px;
}

.tab-item:hover {
    color: var(--text-main);
}

.tab-item.active {
    color: var(--primary);
    text-shadow: 0 0 12px rgba(99, 102, 241, 0.4);
}