/* components.css - Упрощенные компоненты (бело-синие) */

/* --- Шапка --- */
header {
    background: white;
    border-bottom: 3px solid #0b3b5c; /* Жирная нижняя граница */
    position: sticky;
    top: 0;
    z-index: 100;
}
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}
.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}
.logo-icon {
    font-size: 24px;
}
.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0b3b5c; /* Просто темно-синий, без градиента */
}
.nav-links {
    display: flex;
    gap: 20px;
}
.nav-link {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 4px;
    transition: 0.2s;
}
.nav-link:hover {
    background-color: #e6f0fa;
    color: #0b3b5c;
}
.nav-link.active {
    background-color: #0b3b5c;
    color: white;
}

/* --- Подвал --- */
footer {
    background: #0b3b5c; /* Темно-синий */
    color: white;
    padding: 30px 0;
    margin-top: 40px;
    border-top: 3px solid #809ab3;
}
.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    text-align: center;
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}
.footer-logo .logo-text {
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
}
.footer-text {
    color: #d0e0f0;
    font-size: 0.9rem;
}
.footer-links {
    display: flex;
    gap: 20px;
}
.footer-link {
    color: #d0e0f0;
    text-decoration: none;
    transition: 0.2s;
}
.footer-link:hover {
    color: white;
    text-decoration: underline;
}

/* --- Кнопки (плоские, без теней) --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border: 2px solid transparent;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: 0.15s;
    text-decoration: none;
    white-space: nowrap;
}
.btn-primary {
    background-color: #0b3b5c;
    color: white;
    border-color: #0b3b5c;
}
.btn-primary:hover {
    background-color: #1f4f70;
    border-color: #1f4f70;
}
.btn-outline {
    background: white;
    color: #0b3b5c;
    border: 2px solid #0b3b5c;
}
.btn-outline:hover {
    background: #e6f0fa;
}
.btn-secondary {
    background: #f0f7ff;
    color: #0b3b5c;
    border: 2px solid #b0c4de;
}
.btn-secondary:hover {
    background: #e6f0fa;
}
.btn-large {
    padding: 14px 28px;
    font-size: 1.1rem;
}

/* --- Выбор предмета/кабинета (как кнопки) --- */
.subject-select,
.classroom-select {
    width: 100%;
    padding: 10px 12px;
    background: white;
    border: 2px solid #b0c4de;
    border-radius: 4px;
    font-size: 1rem;
    color: #1e293b;
    cursor: pointer;
    text-align: left;
    transition: 0.15s;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

/* Стрелка вниз для обоих элементов */
.subject-select::after,
.classroom-select::after {
    content: '▼';
    font-size: 12px;
    color: #809ab3;
    transition: transform 0.15s;
    margin-left: 8px;
}

/* Состояния при наведении */
.subject-select:hover,
.classroom-select:hover {
    border-color: #0b3b5c;
    background: #f8fcff;
}

.subject-select:hover::after,
.classroom-select:hover::after {
    color: #0b3b5c;
}

/* Активное состояние (когда открыт выпадающий список) */
.subject-select:active,
.classroom-select:active {
    background: #e6f0fa;
}

/* Отключенное состояние */
.subject-select:disabled,
.classroom-select:disabled {
    background: #f0f7ff;
    border-color: #d0e0f0;
    color: #809ab3;
    cursor: not-allowed;
}

.subject-select:disabled::after,
.classroom-select:disabled::after {
    color: #b0c4de;
}

/* Состояние "заполнено" (когда предмет/кабинет выбран) */
.subject-select.subject-filled,
.classroom-select.classroom-filled {
    background-color: #e3f2fd;
    border-color: #0b3b5c;
    font-weight: 500;
}

/* Состояние "пропуск" для предметов */
.subject-select.subject-skip {
    background-color: #fff3e0;
    border-color: #ffb74d;
    color: #b85c00;
}

.subject-select.subject-skip::after {
    color: #b85c00;
}

/* --- Кнопка добавления урока --- */
.add-row-btn {
    width: 100%;
    padding: 12px;
    background: #f0f7ff;
    border: 2px dashed #809ab3;
    border-radius: 4px;
    font-size: 1rem;
    color: #0b3b5c;
    cursor: pointer;
    transition: 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.add-row-btn::before {
    content: '+';
    font-size: 1.4rem;
    font-weight: 600;
}
.add-row-btn:hover {
    background: #e6f0fa;
    border-color: #0b3b5c;
}

/* --- Кнопка пропуска урока --- */
.skip-lesson-btn {
    background: #f0f7ff;
    color: #0b3b5c;
    border: 2px solid #809ab3;
    padding: 10px 20px;
    border-radius: 4px;
    font-size: 1rem;
    cursor: pointer;
    transition: 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.skip-lesson-btn::before {
    content: '⏸️';
    font-size: 1rem;
}
.skip-lesson-btn:hover {
    background: #e6f0fa;
    border-color: #0b3b5c;
}

/* --- Панель действий --- */
.controls {
    display: flex;
    justify-content: center;
    margin: 30px 0;
    padding: 20px;
    background: #f8fcff;
    border: 2px solid #d0e0f0;
    border-radius: 6px;
}
.action-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid #d0e0f0;
}
.action-buttons .btn {
    min-width: 180px;
}
.class-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}