/* ============================================
   Portal — Современный адаптивный дизайн
   ============================================ */

/* ---------- Variables & Reset ---------- */
:root {
    --bg-primary: #f0f2f5;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-header: #ffffff;
    --bg-footer: #ffffff;
    --text-primary: #1a1a2e;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border-color: #e2e8f0;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --accent-light: #eff6ff;
    --danger: #ef4444;
    --danger-bg: #fef2f2;
    --warning: #f59e0b;
    --warning-bg: #fffbeb;
    --success: #10b981;
    --success-bg: #ecfdf5;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
    --radius: 8px;
    --radius-lg: 12px;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --transition: 0.2s ease;
}

/* Тёмная тема */
[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #1e293b;
    --bg-header: #1e293b;
    --bg-footer: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #334155;
    --accent-light: #1e3a5f;
    --danger-bg: #3b1f1f;
    --warning-bg: #3b2f1f;
    --success-bg: #1a3b2f;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.4);
}

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

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* ---------- Header ---------- */
.header {
    background: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(8px);
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition);
}

.logo:hover {
    text-decoration: none;
    opacity: 0.8;
}

.logo h1 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-badge {
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: var(--accent-light);
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 500;
}

.user-badge-link {
    text-decoration: none;
    transition: var(--transition);
}

.user-badge-link:hover {
    text-decoration: none;
    opacity: 0.8;
}

.user-badge-link:hover .user-badge {
    background: var(--accent);
    color: #fff;
}

.btn-logout {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.btn-logout:hover {
    background: var(--bg-primary);
    color: var(--danger);
    text-decoration: none;
}

.btn-back-portal {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
    margin-right: 4px;
}

.btn-back-portal:hover {
    background: var(--accent-light);
    color: var(--accent);
    text-decoration: none;
}

/* ---------- Theme Toggle ---------- */
.btn-theme {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    background: none;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-theme:hover {
    background: var(--bg-primary);
    color: var(--accent);
}

.btn-theme .icon-sun,
.btn-theme .icon-moon {
    display: none;
}

/* Светлая тема: показываем луну */
[data-theme="light"] .btn-theme .icon-moon,
:root:not([data-theme]) .btn-theme .icon-moon {
    display: block;
}

/* Тёмная тема: показываем солнце */
[data-theme="dark"] .btn-theme .icon-sun {
    display: block;
}

/* ---------- Admin Nav ---------- */
.admin-nav {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 0 20px;
}

.admin-nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 0;
}

.admin-nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
}

.admin-nav-link:hover {
    color: var(--accent);
    background: var(--accent-light);
    text-decoration: none;
}

.admin-nav-link.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* ---------- Main ---------- */
.main {
    flex: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    width: 100%;
}

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

.page-header h2 {
    font-size: 1.4rem;
    font-weight: 600;
}

/* ---------- Cards Grid (Portal) ---------- */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.service-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    padding: 24px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

.service-card:active {
    transform: translateY(-2px);
}

.service-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: var(--accent-light);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.service-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.service-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.service-card .card-arrow {
    position: absolute;
    top: 20px;
    right: 20px;
    color: var(--text-muted);
    transition: var(--transition);
}

.service-card:hover .card-arrow {
    color: var(--accent);
    transform: translateX(4px);
}

/* ---------- Empty State ---------- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state h2 {
    margin-top: 16px;
    font-size: 1.3rem;
    color: var(--text-secondary);
}

.empty-state p {
    margin-top: 8px;
    font-size: 0.9rem;
}

/* ---------- Tables ---------- */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    background: var(--bg-secondary);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.data-table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 12px 14px;
    text-align: left;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.data-table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.data-table tr:hover {
    background: var(--accent-light);
}

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

/* ---------- Badges ---------- */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

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

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

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

.badge-user {
    background: var(--bg-primary);
    color: var(--text-secondary);
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid transparent;
    font-family: var(--font);
    text-decoration: none;
    line-height: 1.4;
}

.btn:hover {
    text-decoration: none;
}

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

.btn-primary:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59,130,246,0.3);
}

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

.btn-danger:hover {
    background: #dc2626;
    color: #fff;
    transform: translateY(-1px);
}

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

.btn-secondary:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 0.78rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius);
}

/* ---------- Forms ---------- */
.form-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    padding: 32px;
    max-width: 600px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.form-group .form-hint {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ---------- Password Toggle ---------- */
.password-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-wrapper input {
    padding-right: 40px !important;
}

.password-toggle {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition);
    padding: 0;
}

.password-toggle:hover {
    color: var(--accent);
}

.password-toggle svg {
    pointer-events: none;
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.form-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent);
}

.form-checkbox label {
    font-size: 0.85rem;
    cursor: pointer;
}

.form-error {
    background: var(--danger-bg);
    color: var(--danger);
    padding: 10px 14px;
    border-radius: var(--radius);
    font-size: 0.85rem;
    margin-bottom: 16px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 24px;
}

/* ---------- Permissions Section ---------- */
.permissions-section {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.permissions-section h3 {
    font-size: 1rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.permission-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.permission-row label {
    min-width: 140px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.permission-row input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.85rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    outline: none;
}

.permission-row input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

/* ---------- Footer ---------- */
.footer {
    background: var(--bg-footer);
    border-top: 1px solid var(--border-color);
    padding: 12px 20px;
    margin-top: auto;
}

.footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ---------- Auth Page ---------- */
.auth-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.auth-theme-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 10;
}

.auth-theme-btn .btn-theme {
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(4px);
    color: rgba(255,255,255,0.8);
    border-radius: 50%;
    width: 40px;
    height: 40px;
}

.auth-theme-btn .btn-theme:hover {
    background: rgba(255,255,255,0.25);
    color: #fff;
}

[data-theme="dark"] .auth-page {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

.auth-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.auth-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 40px 32px;
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-icon {
    color: var(--accent);
    margin-bottom: 16px;
}

.auth-header h1 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
}

.auth-header p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 6px;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.auth-form .form-group {
    margin-bottom: 0;
}

.auth-form .form-group label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.auth-form .form-group input {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
    outline: none;
    width: 100%;
}

.auth-form .form-group input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

.auth-form .form-group input::placeholder {
    color: var(--text-muted);
}

.auth-form .form-error {
    background: var(--danger-bg);
    color: var(--danger);
    padding: 10px 14px;
    border-radius: var(--radius);
    font-size: 0.85rem;
    text-align: center;
    display: none;
}

.auth-form .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font);
    width: 100%;
}

.auth-form .btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59,130,246,0.3);
}

.auth-form .btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.auth-form .btn-loader {
    display: none;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.auth-footer {
    text-align: center;
    margin-top: 16px;
    font-size: 0.8rem;
    color: rgba(255,255,255,0.6);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .header-inner {
        padding: 0 12px;
    }
    .main {
        padding: 12px;
    }
    .cards-grid {
        grid-template-columns: 1fr;
    }
    .page-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    .form-card {
        padding: 20px;
    }
    .footer-inner {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
    .admin-nav-inner {
        overflow-x: auto;
    }
    .permission-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    .permission-row input {
        width: 100%;
    }
    .profile-cards .form-card {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .auth-card {
        padding: 28px 20px;
    }
    .data-table {
        font-size: 0.78rem;
    }
    .data-table th,
    .data-table td {
        padding: 8px 10px;
    }
}