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

:root {
    --primary-color: #1F3A8A;
    --primary-light: #3B82F6;
    --primary-dark: #1E3A8A;
    --secondary-color: #0891B2;
    --accent-color: #06B6D4;
    --bg-color: #F8FAFC;
    --card-bg: rgba(255, 255, 255, 0.8);
    --sidebar-bg: #FFFFFF;
    --sidebar-header: #1F3A8A;
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --sidebar-text: #64748B;
    --sidebar-active: #1F3A8A;
    --border-color: #E2E8F0;
    --danger-color: #EF4444;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --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);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --glass-bg: rgba(255, 255, 255, 0.4);
    --glass-border: rgba(255, 255, 255, 0.2);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 256px;
    height: 100vh;
    background-color: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    position: fixed;
    left: 0;
    top: 0;
    z-index: 40;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

/* Flicker-free initial state */
.sidebar-init-minimized .sidebar {
    width: 80px !important;
    transition: none !important;
}

.sidebar-init-minimized .main-wrapper {
    margin-left: 80px !important;
    transition: none !important;
}

.sidebar-init-minimized .logo-text,
.sidebar-init-minimized .sidebar-subtitle,
.sidebar-init-minimized .nav-item span,
.sidebar-init-minimized .nav-item .chevron,
.sidebar-init-minimized .nav-section-title {
    display: none !important;
}

.sidebar-init-minimized .logo {
    justify-content: center !important;
    width: 100% !important;
    margin: 0 !important;
}

.sidebar-init-minimized .sidebar-toggle {
    display: none !important;
}

.no-transition {
    transition: none !important;
}

.sidebar.minimized {
    width: 80px;
}

.sidebar-header {
    height: 64px;
    background-color: var(--sidebar-header);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    color: white;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.sidebar.minimized .logo-text,
.sidebar.minimized .sidebar-subtitle {
    display: none;
}

.sidebar.minimized .logo {
    justify-content: center;
    width: 100%;
    margin: 0;
}

.sidebar-toggle {
    background: none;
    border: none;
    cursor: pointer;
    color: white;
    padding: 0.25rem;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.sidebar-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.sidebar.minimized .sidebar-toggle {
    display: none; /* Hide toggle in minimized mode or implement reverse toggle */
}

.sidebar-logo {
    width: 32px;
    height: 32px;
}

.sidebar-title {
    font-size: 0.875rem;
    font-weight: 600;
}

.sidebar-subtitle {
    font-size: 0.625rem;
    opacity: 0.8;
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden; /* Main nav has scroll, footer doesn't */
    min-height: 0;
}

.nav-main-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-height: 0;
}

.nav-footer {
    padding: 0.75rem;
    border-top: 1px solid var(--border-color);
}

.logout-item {
    color: var(--danger-color) !important;
}

.logout-item:hover {
    background-color: #FEF2F2 !important;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.75rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--sidebar-text);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
    border: none;
    background: none;
    width: 100%;
    cursor: pointer;
    text-align: left;
}

.sidebar.minimized .nav-item {
    justify-content: center;
    padding: 0.625rem;
}

.sidebar.minimized .nav-item span,
.sidebar.minimized .nav-item .chevron {
    display: none;
}

.nav-item:hover {
    background-color: #F1F5F9;
    color: var(--text-primary);
}

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

.nav-item i, .nav-item svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Chevron rotation for submenu toggle */
.nav-item.has-submenu .chevron {
    transition: transform 0.3s ease;
    margin-left: auto;
}

.nav-group.open .nav-item.has-submenu .chevron {
    transform: rotate(180deg);
}

.nav-section-title {
    margin-top: 1rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.sidebar.minimized .nav-section-title {
    display: none;
}

/* Sub-menu Styles */
.nav-group {
    display: flex;
    flex-direction: column;
}

.sub-menu {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    flex-direction: column;
    padding-left: 2.5rem;
    gap: 0.25rem;
    margin-top: 0.25rem;
    transition: max-height 0.3s ease, opacity 0.3s ease;
}

.nav-group.open .sub-menu {
    max-height: 3000px;
    opacity: 1;
    display: flex;
}

.sub-menu a {
    display: flex;
    align-items: center;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.8125rem;
    transition: all 0.2s;
}

.sub-menu a:hover {
    background-color: #F1F5F9;
    color: var(--text-primary);
}

.sub-menu a.active {
    color: var(--primary-color);
    font-weight: 600;
}

/* Chevron Styles */
.chevron {
    margin-left: auto;
    width: 16px;
    height: 16px;
    transition: transform 0.3s;
}

.nav-group.expanded .chevron {
    transform: rotate(180deg);
}

.sidebar-footer {
    padding: 0.75rem;
    border-top: 1px solid var(--border-color);
}

.btn-logout {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 0.75rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--danger-color);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-logout:hover {
    background-color: #FEF2F2;
}

/* Main Content */
.main-wrapper {
    margin-left: 256px;
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-wrapper.minimized {
    margin-left: 80px;
}

/* Top Bar */
.topbar {
    height: 64px;
    background-color: var(--card-bg);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
}

.search-container {
    max-width: 400px;
    width: 100%;
    position: relative;
}

.search-input {
    width: 100%;
    height: 40px;
    background-color: #F1F5F9;
    border: none;
    border-radius: var(--radius-md);
    padding: 0 1rem 0 2.5rem;
    font-size: 0.875rem;
    outline: none;
}

.search-icon {
    position: absolute;
    left: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.date-time {
    text-align: right;
    display: none;
}

@media (min-width: 768px) {
    .date-time {
        display: block;
    }
}

.date-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.time-text {
    font-size: 0.875rem;
    font-weight: 500;
}

.icon-button {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem;
    border-radius: 50%;
    transition: background 0.2s;
}

.icon-button:hover {
    background-color: #F1F5F9;
}

.badge {
    position: absolute;
    top: 0;
    right: 0;
    background-color: var(--danger-color);
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid white;
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background 0.2s;
}

.user-profile:hover {
    background-color: #F1F5F9;
}

.user-avatar {
    width: 32px;
    height: 32px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.user-info {
    display: none;
}

@media (min-width: 768px) {
    .user-info {
        display: block;
    }
}

.user-name {
    font-size: 0.875rem;
    font-weight: 500;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Page Content */
.page-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.page-header {
    margin-bottom: 0.5rem;
}

.page-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
}

.page-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Cards & Grid */
.grid-cols-4 {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 1rem;
}

@media (min-width: 640px) {
    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-cols-4 {
        grid-template-columns: repeat(4, 1fr);
    }
}

.card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stats-card {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* --- Deposit Sub-menu Specific Classes --- */
.content-wrapper {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.stat-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.stat-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.stat-footer {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.trend {
    color: var(--text-secondary);
}

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

.table-container {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    overflow-x: auto;
}

/* Utility classes used in sub-pages */
.flex { display: flex; }
.justify-between { justify-content: space-between; }
.items-center { align-items: center; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-4 { margin-bottom: 1rem; }
.text-lg { font-size: 1.125rem; }
.font-semibold { font-weight: 600; }
.text-gray-800 { color: #1F2937; }
.text-green-600 { color: var(--success-color); }
.text-red-600 { color: var(--danger-color); }

.stats-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.stats-title {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.stats-icon {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
    background-color: #EEF2FF;
    padding: 0.25rem;
    border-radius: var(--radius-sm);
}

.stats-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stats-trend {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
}

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

.trend-down {
    color: var(--danger-color);
}

/* Charts Placeholder */
.chart-container {
    width: 100%;
    height: 300px;
    background-color: #F8FAFC;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.chart-placeholder {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Tables */
.table-container {
    overflow-x: auto;
}

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

th {
    text-align: left;
    padding: 0.75rem 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 1rem;
    font-size: 0.875rem;
    border-bottom: 1px solid var(--border-color);
}

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

.status-badge {
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: capitalize;
}

.status-completed {
    background-color: #D1FAE5;
    color: #065F46;
}

.status-processing {
    background-color: #FEF3C7;
    color: #92400E;
}

.status-failed {
    background-color: #FEE2E2;
    color: #991B1B;
}

/* Utility Classes */
.mt-4 { margin-top: 1rem; }
.mb-4 { margin-bottom: 1rem; }
.p-6 { padding: 1.5rem; }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: 1rem; }
.text-right { text-align: right; }
.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }