/* CSS Variables */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f4f7fa;
    --bg-tertiary: #e1e8f0;
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --border-color: #cbd5e0;
    --primary: #0062ff;
    --primary-hover: #0051d4;
    --accent-cyan: #00b4d8;
    --success: #059669;
    --danger: #e11d48;
    --danger-hover: #be123c;
    --warning: #d97706;
    --radius: 6px;
    --radius-lg: 10px;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-lg: 0 4px 12px rgba(0,0,0,0.15);
}

[data-theme="dark"] {
    --bg-primary: #0a0e14;
    --bg-secondary: #111821;
    --bg-tertiary: #1b2632;
    --text-primary: #f5f7fa;
    --text-secondary: #94a3b8;
    --text-muted: #475569;
    --border-color: #1e293b;
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --accent-cyan: #22d3ee;
    --success: #34d399;
    --danger: #f43f5e;
    --danger-hover: #e11d48;
    --glow-cyan: rgba(34, 211, 238, 0.3);
    --shadow: 0 8px 20px rgba(0,0,0,0.5);
    --shadow-lg: 0 12px 24px rgba(0,0,0,0.6);
}

[data-theme="dark-cyber"] {
    --bg-primary: #050505;
    --bg-secondary: #0d1117;
    --bg-tertiary: #161b22;
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --text-muted: #484f58;
    --border-color: #30363d;
    --primary: #58a6ff;
    --primary-hover: #388bfd;
    --accent-cyan: #39c5bb;
    --success: #3fb950;
    --danger: #f85149;
    --danger-hover: #da3633;
    --shadow: 0 0 20px rgba(88, 166, 255, 0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.6);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
}

/* Navigation */
.navbar {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-links { display: flex; gap: 0.5rem; }

.nav-link {
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.2s;
}
.nav-link:hover { background: var(--bg-secondary); color: var(--text-primary); }
.nav-link.active { background: var(--primary); color: white; }

.nav-actions { display: flex; gap: 0.5rem; align-items: center; }

.theme-select {
    padding: 0.375rem 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.75rem;
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
}

/* Container */
.container { max-width: 1400px; margin: 0 auto; padding: 1.5rem; }

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}
.page-header h1 { font-size: 1.5rem; font-weight: 600; }
.header-actions { display: flex; gap: 0.75rem; align-items: center; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); }
.btn-secondary:hover { background: var(--border-color); }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: var(--danger-hover); }
.btn-outline { background: transparent; border: 1px solid var(--border-color); color: var(--text-secondary); }
.btn-outline:hover { background: var(--bg-secondary); }
.btn-small { padding: 0.25rem 0.5rem; font-size: 0.75rem; }
.btn-icon {
    background: transparent;
    border: none;
    padding: 0.375rem;
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--text-secondary);
    display: inline-flex;
    align-items: center;
}
.btn-icon:hover { background: var(--bg-secondary); color: var(--text-primary); }

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}
.stat-card {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--border-color);
    transition: all 0.2s;
}
.stat-card:hover { border-left-color: var(--accent-cyan); transform: translateY(-2px); }
.stat-card.stat-spend { border-left-color: var(--accent-cyan); }
.stat-card.stat-active { border-left-color: var(--success); }
.stat-card.stat-warning { border-left-color: var(--warning); }
.stat-value { font-size: 1.875rem; font-weight: 700; color: var(--text-primary); }
.stat-label { font-size: 0.8125rem; color: var(--text-secondary); margin-top: 0.25rem; }

/* Tables */
.table-container {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}
.data-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}
.data-table tbody tr:hover { background: var(--bg-secondary); }
.data-table tbody tr:last-child td { border-bottom: none; }

.name-cell { font-weight: 500; }
.token-cell { font-family: monospace; font-size: 0.8125rem; }
.date-cell { font-size: 0.875rem; color: var(--text-secondary); }
.spend-cell { font-weight: 600; font-size: 0.9375rem; }
.currency-cell { font-size: 0.8125rem; color: var(--text-muted); }
.count-cell { text-align: center; }
.actions-col { width: 180px; }
.actions-cell { display: flex; gap: 0.375rem; align-items: center; flex-wrap: wrap; }

/* Status badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.625rem;
    border-radius: var(--radius);
    font-size: 0.75rem;
    font-weight: 500;
}
.status-active {
    background: rgba(52, 211, 153, 0.12);
    color: var(--success);
}
.status-active::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--success);
}
.status-inactive {
    background: rgba(225, 29, 72, 0.1);
    color: var(--danger);
}
.status-warning {
    background: rgba(217, 119, 6, 0.1);
    color: var(--warning);
}

/* Token expiry badge */
.expiry-ok { color: var(--text-muted); font-size: 0.8125rem; }
.expiry-soon { color: var(--warning); font-size: 0.8125rem; font-weight: 500; }
.expiry-expired { color: var(--danger); font-size: 0.8125rem; font-weight: 500; }

/* Error hint */
.error-hint {
    font-size: 0.75rem;
    color: var(--danger);
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Modal */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}
.modal-backdrop.show { display: flex; }
.modal {
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow: auto;
    box-shadow: var(--shadow-lg);
}
.confirm-modal { max-width: 400px; }
.modal-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.modal-header h2, .modal-header h3 { font-size: 1.125rem; font-weight: 600; }
.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    line-height: 1;
}
.modal-close:hover { color: var(--text-primary); }
.modal-body { padding: 1.5rem; }
.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}
.item-name { font-weight: 600; color: var(--text-primary); margin-top: 0.5rem; }

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.375rem;
    color: var(--text-secondary);
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.9375rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: border-color 0.2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}
.form-hint { display: block; font-size: 0.75rem; color: var(--text-muted); margin-top: 0.25rem; }

/* Date filter bar (legacy) */
.filter-bar {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}
.filter-bar input[type="date"], .filter-bar select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.875rem;
    background: var(--bg-primary);
    color: var(--text-primary);
}

/* Spend controls — two-panel layout */
.spend-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.filter-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.filter-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.filter-select {
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    min-width: 180px;
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent-color);
}

.control-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 1.25rem 1.5rem;
}

.control-card-action {
    border-color: var(--primary);
    border-width: 1.5px;
}

.control-card-header {
    margin-bottom: 1rem;
}

.control-card-title {
    display: block;
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--text-primary);
    margin-bottom: 0.2rem;
}

.control-card-hint {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.control-card-body {
    display: flex;
    align-items: flex-end;
    gap: 1rem;
    flex-wrap: wrap;
}

.control-field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.control-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.control-separator {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding-bottom: 0.5rem;
}

.control-card input[type="date"],
.control-card input[type="text"] {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.875rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.15s;
}
.control-card input[type="date"]:focus,
.control-card input[type="text"]:focus {
    border-color: var(--primary);
}
.control-card input[type="text"]::placeholder {
    color: var(--text-muted);
}

@media (max-width: 720px) {
    .spend-controls { grid-template-columns: 1fr; }
}

.control-card select {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.875rem;
    background: var(--bg-secondary);
    color: var(--text-primary);
    min-width: 160px;
}

/* Pagination */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1rem;
    border-top: 1px solid var(--border-color);
    margin-top: 0;
}

.pagination-info {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.pagination-current {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 0 0.25rem;
    min-width: 60px;
    text-align: center;
}

/* Empty state */
.empty-state { text-align: center; padding: 3rem 1.5rem; color: var(--text-secondary); }
.empty-state p { margin-bottom: 1rem; }
.empty-state .hint { font-size: 0.875rem; color: var(--text-muted); }

/* Login page */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
}

.login-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg, 12px);
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 380px;
    box-shadow: 0 4px 24px rgba(0,0,0,.08);
}

.login-logo {
    font-size: 1.6rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
}

.login-form .form-group {
    margin-bottom: 1rem;
}

.login-btn {
    width: 100%;
    margin-top: 0.5rem;
}

/* Alerts */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}
.alert-error { background: rgba(225, 29, 72, 0.1); color: var(--danger); }
.alert-success { background: rgba(5, 150, 105, 0.1); color: var(--success); }
.error { background: rgba(225, 29, 72, 0.1); color: var(--danger); padding: 0.75rem 1rem; border-radius: var(--radius); font-size: 0.875rem; }

/* HTMX indicators */
.htmx-indicator { display: none; }
.htmx-request .htmx-indicator { display: inline-block; }
.htmx-request.htmx-indicator { display: inline-block; }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.htmx-indicator { animation: spin 1s linear infinite; }
.btn.htmx-request { opacity: 0.7; pointer-events: none; }

/* Spend summary total row */
.total-row td { font-weight: 700; background: var(--bg-secondary); border-top: 2px solid var(--border-color); }

/* Token name pill */
.token-pill {
    display: inline-block;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius);
    font-size: 0.75rem;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

/* Gradient brand text */
.text-gradient {
    background: linear-gradient(90deg, var(--primary), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar { flex-wrap: wrap; gap: 0.75rem; }
    .nav-links { order: 3; width: 100%; justify-content: center; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .actions-cell { flex-wrap: wrap; }
    .filter-bar { flex-direction: column; align-items: flex-start; }
}