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12px}.topbar-actions{gap:6px}.theme-toggle-btn{width:36px;height:36px;font-size:18px}.calculator-container{padding:12px}.calculator-card{padding:16px}.calculator-card .form-group label{font-size:14px}.result-card .price{font-size:24px}}@media (width<=480px){.sidebar{width:240px;left:-260px}.data-table{min-width:500px;font-size:12px}.data-table th,.data-table td{padding:6px 8px}.modal{padding:12px}.auth-card{padding:16px}.btn-primary,.btn-secondary{padding:8px 14px;font-size:14px}}.burger-btn{display:none!important}@media (width<=992px){.burger-btn{display:block!important}}
/* ===== ТЁМНАЯ ТЕМА ===== */
body.dark-theme {
    background: #0f0f1a;
    color: #f0f0f0;
}

body.dark-theme .app {
    background: #0f0f1a;
}

body.dark-theme .sidebar {
    background: #1a1a2e;
    border-right-color: #2a2a3e;
}

body.dark-theme .logo h2,
body.dark-theme .nav li {
    color: #e0e0e0;
}

body.dark-theme .nav li.active {
    background: #f97316;
    color: white;
    border-left-color: white;
}

body.dark-theme .main {
    background: #0f0f1a;
}

/* Таблицы */
body.dark-theme .table-container {
    background: #1a1a2e;
    border-color: #2a2a3e;
}

body.dark-theme .data-table th {
    background: #25253a;
    color: #f0f0f0;
    border-bottom-color: #3a3a4e;
}

body.dark-theme .data-table td {
    color: #e0e0e0;
    border-bottom-color: #2a2a3e;
}

body.dark-theme .data-table tbody tr:hover {
    background: #25253a;
}

/* ===== ИСПРАВЛЕНИЕ ДЛЯ SELECT (выпадающий список) ===== */
body.dark-theme select {
    background: #2a2a3e;
    color: #f0f0f0;
    border: 1px solid #4a4a5a;
}

body.dark-theme select option {
    background: #1a1a2e;
    color: #f0f0f0;
}

/* ===== СТРАНИЦА ВХОДА/РЕГИСТРАЦИИ (всегда светлая) ===== */
.auth-container {
    background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.auth-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    width: 360px;
    max-width: 90%;
}

.auth-card h2 {
    color: #1e2a3a !important;
}

.auth-card .input-group label {
    color: #334155 !important;
}

.auth-card .input-group input {
    background: white !important;
    border: 1px solid #cbd5e1 !important;
    color: #1e2a3a !important;
}

/* Кнопки на странице авторизации — всегда оранжевые/белые */
.auth-card .btn-primary {
    background: #f97316 !important;
    color: white !important;
    border: none !important;
}

.auth-card .btn-primary:hover {
    background: #ea580c !important;
}

.auth-card .btn-secondary {
    background: white !important;
    color: #f97316 !important;
    border: 1px solid #f97316 !important;
}

.auth-card .btn-secondary:hover {
    background: #fff7ed !important;
}

.auth-card .error-message {
    background: #fee2e2 !important;
    color: #b91c1c !important;
}

/* ===== АДАПТИВНОСТЬ (мобильные) ===== */
@media (max-width: 992px) {
    .sidebar {
        position: fixed;
        top: 0;
        left: -300px;
        width: 280px;
        height: 100vh;
        background: white;
        z-index: 1000;
        transition: left 0.3s ease;
        box-shadow: 2px 0 8px rgba(0,0,0,0.1);
    }
    .sidebar.open {
        left: 0;
    }
    .overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.4);
        z-index: 999;
    }
    .overlay.show {
        display: block;
    }
    .burger-btn {
        display: block !important;
        background: none;
        border: none;
        font-size: 28px;
        cursor: pointer;
        padding: 8px 12px;
        color: #1e2a3a;
    }
    body.dark-theme .burger-btn {
        color: #e0e0e0;
    }
    .main {
        padding: 16px;
        margin-left: 0;
    }
    .page-header h1 {
        font-size: 20px;
    }
    .table-container {
        overflow-x: auto;
        border-radius: 12px;
    }
    .data-table {
        font-size: 13px;
        min-width: 600px;
    }
    .data-table th,
    .data-table td {
        padding: 8px 10px;
        white-space: nowrap;
    }
    .action-buttons {
        gap: 4px;
    }
    .action-buttons .icon-btn {
        font-size: 16px;
        padding: 4px;
    }
    .modal {
        width: 95%;
        max-width: 95%;
        padding: 16px;
        border-radius: 16px;
        max-height: 90vh;
    }
    .modal h3 {
        font-size: 18px;
    }
    .modal .form-group {
        margin-bottom: 12px;
    }
    .modal .form-group input,
    .modal .form-group select,
    .modal .form-group textarea {
        font-size: 16px;
        padding: 10px 12px;
    }
    .auth-card {
        width: 90%;
        padding: 24px 20px;
    }
    .auth-card h2 {
        font-size: 22px;
    }
    .topbar {
        padding: 8px 12px;
        flex-wrap: wrap;
        gap: 8px;
    }
    .topbar-actions {
        gap: 6px;
    }
    .theme-toggle-btn {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }
    .calculator-container {
        padding: 12px;
    }
    .calculator-card {
        padding: 16px;
    }
    .calculator-card .form-group label {
        font-size: 14px;
    }
    .result-card .price {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .sidebar {
        width: 240px;
        left: -260px;
    }
    .data-table {
        font-size: 12px;
        min-width: 500px;
    }
    .data-table th,
    .data-table td {
        padding: 6px 8px;
    }
    .modal {
        padding: 12px;
    }
    .auth-card {
        padding: 16px;
    }
    .btn-primary,
    .btn-secondary {
        padding: 8px 14px;
        font-size: 14px;
    }
}