/* =========================================
   Pampling Vault - Theme & Layout
   ========================================= */

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

:root {
    --sidebar-bg: #1a1a2e;
    --sidebar-hover: #16213e;
    --sidebar-active: #0f3460;
    --sidebar-text: #a8a8b3;
    --sidebar-text-active: #ffffff;
    --sidebar-width: 240px;

    --bg-primary: #f5f6fa;
    --bg-white: #ffffff;
    --text-primary: #2d3436;
    --text-secondary: #636e72;
    --text-muted: #b2bec3;

    --accent: #e94560;
    --accent-hover: #c23152;
    --accent-light: #fde8ec;

    --success: #00b894;
    --success-light: #e6f9f4;
    --warning: #fdcb6e;
    --warning-light: #fef9e7;
    --danger: #d63031;
    --danger-light: #fdeaea;
    --info: #0984e3;
    --info-light: #e7f3fd;

    --border: #dfe6e9;
    --border-light: #eef1f3;
    --radius: 8px;
    --radius-sm: 4px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);

    --font: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
}

body {
    font-family: var(--font);
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.5;
    min-height: 100vh;
}

/* --- Login Screen --- */
.login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--sidebar-bg) 0%, #16213e 50%, #0f3460 100%);
}

.login-card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 48px 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--accent);
    color: #fff;
    font-size: 28px;
    font-weight: 700;
    border-radius: 16px;
    margin-bottom: 16px;
}

.login-logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 4px;
}

/* --- Forms --- */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: var(--font);
    color: var(--text-primary);
    background: var(--bg-white);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group input[type="checkbox"] {
    width: auto;
    margin-right: 8px;
}

.form-group .checkbox-label {
    display: inline-flex;
    align-items: center;
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
}

.inline-form {
    display: flex;
    gap: 16px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.inline-form .form-group {
    flex: 1;
    min-width: 200px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    font-family: var(--font);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--accent-hover);
}

.btn-secondary {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--border-light);
}

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

.btn-danger:hover:not(:disabled) {
    background: #b71c1c;
}

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

.btn-success:hover:not(:disabled) {
    background: #00a381;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-block {
    width: 100%;
}

.btn-icon {
    padding: 6px 10px;
    font-size: 13px;
}

/* --- Admin Panel Layout --- */
.admin-panel {
    display: flex;
    min-height: 100vh;
}

/* --- Sidebar --- */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 20px 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--accent);
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    border-radius: 10px;
    flex-shrink: 0;
}

.sidebar-title {
    color: var(--sidebar-text-active);
    font-size: 16px;
    font-weight: 700;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    color: var(--sidebar-text);
    text-decoration: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.nav-item:hover {
    background: var(--sidebar-hover);
    color: var(--sidebar-text-active);
}

.nav-item.active {
    background: var(--sidebar-active);
    color: var(--sidebar-text-active);
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-logout {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 10px 12px;
    background: none;
    border: none;
    color: var(--sidebar-text);
    font-size: 14px;
    font-family: var(--font);
    cursor: pointer;
    border-radius: var(--radius);
    transition: all 0.2s;
}

.btn-logout:hover {
    background: rgba(233, 69, 96, 0.15);
    color: var(--accent);
}

/* --- Main Content --- */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    padding: 32px;
    min-height: 100vh;
}

.content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.content-header h2 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
}

/* --- Tab Content --- */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* --- Tables --- */
.table-container {
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

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

.data-table thead {
    background: var(--bg-primary);
}

.data-table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--border);
}

.data-table td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--border-light);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: #f8f9fb;
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.empty-state {
    padding: 48px 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 15px;
}

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 12px;
}

.badge-success {
    background: var(--success-light);
    color: var(--success);
}

.badge-danger {
    background: var(--danger-light);
    color: var(--danger);
}

.badge-info {
    background: var(--info-light);
    color: var(--info);
}

.badge-warning {
    background: var(--warning-light);
    color: #e67e22;
}

/* --- Masked value --- */
.masked-value {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-muted);
    letter-spacing: 2px;
}

/* --- Action buttons in table --- */
.actions {
    display: flex;
    gap: 6px;
}

/* --- Permissions Section --- */
.permissions-assign {
    background: var(--bg-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 24px;
}

.permissions-assign h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.permissions-filter {
    margin-bottom: 16px;
    max-width: 300px;
}

/* --- Audit Filters --- */
.audit-filters {
    display: flex;
    gap: 16px;
    align-items: flex-end;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.audit-filters .form-group {
    min-width: 180px;
}

/* --- Pagination --- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 16px;
}

#audit-page-info {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* --- Modal --- */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(2px);
}

.modal {
    background: var(--bg-white);
    border-radius: var(--radius);
    width: 100%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: modalIn 0.2s ease-out;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(-16px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-light);
}

.modal-header h3 {
    font-size: 18px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-light);
}

/* --- Toast Notifications --- */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    animation: toastIn 0.3s ease-out;
    min-width: 280px;
    max-width: 420px;
}

.toast.toast-out {
    animation: toastOut 0.3s ease-in forwards;
}

.toast-success {
    background: var(--success);
    color: #fff;
}

.toast-error {
    background: var(--danger);
    color: #fff;
}

.toast-info {
    background: var(--info);
    color: #fff;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(40px);
    }
}

/* --- Token display --- */
.token-display {
    background: var(--sidebar-bg);
    color: #00ff88;
    font-family: var(--font-mono);
    font-size: 13px;
    padding: 16px;
    border-radius: var(--radius);
    word-break: break-all;
    margin: 12px 0;
    position: relative;
}

.token-display .copy-hint {
    display: block;
    color: var(--text-muted);
    font-size: 11px;
    margin-top: 8px;
    font-family: var(--font);
}

/* --- Loading spinner --- */
.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* --- Error message --- */
.error-msg {
    color: var(--danger);
    font-size: 13px;
    margin-top: 12px;
    text-align: center;
}

/* --- Utility classes --- */
.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.text-muted {
    color: var(--text-muted);
}

.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }

/* --- Responsive --- */
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
    }

    .sidebar-title,
    .nav-item span,
    .btn-logout span {
        display: none;
    }

    .sidebar-header {
        justify-content: center;
        padding: 16px 8px;
    }

    .nav-item {
        justify-content: center;
        padding: 12px;
    }

    .btn-logout {
        justify-content: center;
    }

    .main-content {
        margin-left: 60px;
        padding: 20px;
    }

    .content-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .inline-form {
        flex-direction: column;
    }

    .audit-filters {
        flex-direction: column;
    }
}