/* ==========================================================================
   KIPLAB MODERN & ROUNDED THEME
   ========================================================================== */

:root {
    /* Основные цвета */
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --success: #16a34a;
    --danger: #dc2626;
    --warning: #d97706;
    
    /* КРИТИЧНО ДЛЯ JS: Цвета статусов "Сдал / Не сдал" */
    --pass: #16a34a; 
    --fail: #dc2626; 
    
    /* Фоны и текст */
    --bg-main: #ffffff;
    --bg-alt: #f8fafc;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border: #cbd5e1;
}

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--bg-main);
    color: var(--text-main);
    margin: 0;
    padding: 0;
    display: flex;
    height: 100vh;
    overflow: hidden;
    line-height: 1.5;
}

/* --- САЙДБАР --- */
.sidebar { width: 260px; background: var(--bg-alt); border-right: 1px solid var(--border); display: flex; flex-direction: column; flex-shrink: 0; }
.sidebar-header { padding: 20px; font-size: 1.1em; font-weight: 700; border-bottom: 1px solid var(--border); }
.nav-list { flex-grow: 1; overflow-y: auto; padding: 12px 8px; list-style: none; margin: 0; display: flex; flex-direction: column; }
.nav-category { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; margin: 20px 0 8px 12px; font-weight: 600; }
.nav-item { padding: 8px 12px; margin-bottom: 4px; border-radius: 8px; cursor: pointer; transition: background 0.15s; font-size: 0.95em; display: flex; gap: 10px; }
.nav-item:hover { background: #e2e8f0; }
.nav-item.active { background: var(--primary); color: white; font-weight: 500; }

/* --- ОСНОВНОЙ КОНТЕНТ --- */
.main { flex-grow: 1; display: flex; flex-direction: column; overflow: hidden; background: var(--bg-main); }
.topbar { padding: 0 24px; height: 60px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.content { padding: 24px; flex-grow: 1; overflow-y: auto; }
.panel { display: none; }
.panel.active { display: block; }

/* --- ТУЛБАР --- */
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 20px; }
.hidden-input { display: none; }

/* --- ИНПУТЫ И СЕЛЕКТЫ (Все скругленные) --- */
input[type="text"], input[type="number"], input[type="date"], select, textarea {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: 8px; /* Скругление всех окон ввода */
    font-family: inherit;
    font-size: 0.95em;
    outline: none;
    transition: all 0.2s;
    background: var(--bg-main);
    color: var(--text-main);
}
input:focus, select:focus, textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15); /* Красивое свечение при клике */
}

/* --- ВКЛАДКИ (Основа, Пересдача) --- */
.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 15px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 12px;
    flex-wrap: wrap;
}
.tab {
    padding: 8px 18px;
    border-radius: 8px; /* Скругленные вкладки */
    background: var(--bg-alt);
    border: 1px solid var(--border);
    cursor: pointer;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.2s;
}
.tab:hover { background: #e2e8f0; color: var(--text-main); }
.tab.active { background: var(--primary); color: white; border-color: var(--primary); }

/* --- ПОДВКЛАДКИ (Группы) --- */
.sub-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.sub-tab {
    padding: 6px 16px;
    font-size: 0.9em;
    border-radius: 20px; /* Овальные вкладки групп */
    background: var(--bg-main);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-muted);
}
.sub-tab:hover { border-color: var(--text-muted); color: var(--text-main); }
.sub-tab.active { background: var(--primary); border-color: var(--primary); color: white; font-weight: 600; box-shadow: 0 2px 4px rgba(37, 99, 235, 0.2); }

/* --- ТАБЛИЦЫ --- */
table { width: 100%; border-collapse: collapse; margin-top: 10px; }
th { background: var(--bg-alt); padding: 12px 16px; text-align: left; font-size: 0.85em; font-weight: 600; color: var(--text-muted); border-bottom: 2px solid var(--border); }
td { padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 0.95em; }
tr:hover td { background: var(--bg-alt); }
.clickable-row { cursor: pointer; }

/* --- СПЕЦИАЛЬНЫЕ ИНПУТЫ ДЛЯ ГЛОБАЛЬНОЙ КАРТОЧКИ --- */
.lab-row { display: flex; gap: 12px; align-items: center; margin-bottom: 8px; }
.lab-row input[type="text"], .lab-row input[type="number"] {
    width: 55px !important;
    text-align: center;
    padding: 6px;
    border-radius: 8px !important;
    background: var(--bg-alt);
}
.lab-row input:focus { background: var(--bg-main); }

/* --- КРИТЕРИИ (ЛПР МОДАЛКА) --- */
.crit-table { table-layout: fixed; }
.crit-table td:nth-child(1) { width: 45px; text-align: center; color: var(--text-muted); }
.crit-table td:nth-child(3) { width: 160px; }
.crit-table td:nth-child(4) { width: 60px; text-align: center; }

.btn-group { display: flex; gap: 4px; }
.btn-score { flex: 1; padding: 8px 0; border: 1px solid var(--border); background: var(--bg-main); border-radius: 6px; cursor: pointer; font-weight: 600; transition: 0.15s; }
.btn-score:hover:not(:disabled) { background: var(--bg-alt); }
.btn-score.active-zero { background: #fee2e2 !important; color: var(--danger) !important; border-color: #fca5a5 !important; }
.btn-score.active-half { background: #fef3c7 !important; color: var(--warning) !important; border-color: #fde047 !important; }
.btn-score.active-max  { background: #dcfce7 !important; color: var(--success) !important; border-color: #86efac !important; }

/* --- КНОПКИ --- */
.btn { padding: 8px 16px; background: var(--primary); color: white; border: none; border-radius: 8px; cursor: pointer; font-size: 0.9em; font-weight: 500; transition: all 0.2s; display: inline-flex; align-items: center; gap: 6px; }
.btn:hover { background: var(--primary-hover); transform: translateY(-1px); }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #b91c1c; }
.btn-success { background: var(--success); }
.btn-success:hover { background: #15803d; }
.btn-outline { background: transparent; border: 1px solid var(--border); color: var(--text-main); }
.btn-outline:hover { background: var(--bg-alt); }

/* --- МОДАЛЬНЫЕ ОКНА --- */
.modal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(15, 23, 42, 0.65); align-items: center; justify-content: center; z-index: 1000; }
.modal-content { background: var(--bg-main); padding: 24px; width: 90%; max-width: 850px; border-radius: 12px; max-height: 85vh; overflow-y: auto; border: 1px solid var(--border); position: relative; box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2); }
.close { position: absolute; top: 16px; right: 20px; font-size: 28px; cursor: pointer; color: var(--text-muted); line-height: 1; transition: 0.2s; }
.close:hover { color: var(--danger); transform: scale(1.1); }

/* --- ГРАФИКИ И ВЫХОД --- */
.summary-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--bg-main); padding: 16px; border-radius: 10px; border: 1px solid var(--border); }
.stat-card-title { font-size: 0.75em; color: var(--text-muted); text-transform: uppercase; font-weight: 600; margin-bottom: 4px; }
.stat-card-value { font-size: 1.5em; font-weight: 700; color: var(--text-main); }
#logoutBtn { margin-top: auto; margin-bottom: 20px; border-top: 1px solid var(--border); padding: 12px 20px; color: var(--danger); background: transparent; }
#logoutBtn:hover { background: #fee2e2; }
#currentRoomDisplay { font-size: 0.8em; color: var(--text-muted); padding-left: 12px; }

/* --- СКРОЛЛБАР --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cbd5e1; border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: #94a3b8; }