/*
 * СТИЛИ ДЛЯ СТРАНИЦЫ "ОБРАЗОВАТЕЛЬНЫЙ ЦЕНТР ЮРИЯ БАШМЕТА"
 * Final Edition v7.0 (с вкладками)
 */

:root {
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'Playfair Display', serif;
    --color-text: #333;
    --color-accent: #8B0000;
    --color-accent-hover: #A52A2A;
    --color-background: #FDFDFD;
    --color-light-gray: #F9F9F9;
    --color-border: #EAEAEA;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 7px 18px rgba(0, 0, 0, 0.09);
    --border-radius: 12px;
    --transition-fast: 0.3s ease;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background-color: var(--color-background);
}

.main-content {
    padding-top: 2rem;
    padding-bottom: 4rem;
}

/* --- Секция HERO --- */
.hero-section-bashmet {
    background: linear-gradient(135deg, #F9F9F9 0%, #FDFBFB 100%);
    padding: 5rem 0;
    text-align: center;
    margin-bottom: 3rem;
    border-bottom: 1px solid var(--color-border);
}
.hero-title-bashmet {
    font-family: var(--font-secondary);
    font-size: 3.5rem;
    font-weight: 700;
    color: #222;
    margin-bottom: 0.5rem;
}
.hero-title-bashmet .text-accent {
    color: var(--color-accent);
    font-style: italic;
}
.hero-subtitle-bashmet {
    font-size: 1.25rem;
    color: #555;
    max-width: 600px;
    margin: 0 auto;
}

/* --- Основной макет --- */
.bashmet-layout {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 3rem;
}
.section-title {
    font-family: var(--font-secondary);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    border-bottom: 2px solid var(--color-accent);
    padding-bottom: 0.5rem;
    display: inline-block;
}
.about-block .text-block {
    font-size: 1.1rem;
    line-height: 1.7;
}
.about-block .text-block p { margin-bottom: 1em; }

/* --- Блок Мастер-классов --- */
.masterclasses-block { margin-top: 3rem; }

/* Стили для вкладок */
.mc-tabs {
    border-bottom: 1px solid var(--color-border);
    margin-top: 1.5rem;
    margin-bottom: 2rem;
}
.mc-tab-btn {
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1.1rem;
    color: #666;
    background: none;
    border: none;
    padding: 0.8rem 1.5rem;
    cursor: pointer;
    position: relative;
    border-bottom: 3px solid transparent;
    transition: color var(--transition-fast);
}
.mc-tab-btn:hover {
    color: #333;
}
.mc-tab-btn.is-active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

/* Стили для контента вкладок */
.mc-tab-content {
    display: none;
    animation: fadeIn 0.5s ease;
}
.mc-tab-content.is-active {
    display: block;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.masterclass-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.75rem;
}
.mc-card {
    background-color: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}
.mc-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}
.mc-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background-color: var(--color-light-gray);
    border-bottom: 1px solid var(--color-border);
    border-top-left-radius: var(--border-radius);
    border-top-right-radius: var(--border-radius);
}
.mc-date {
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-accent);
}
.mc-instrument {
    font-weight: 500;
    background-color: var(--color-accent);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
}
.mc-body { padding: 1.5rem; flex-grow: 1; }
.mc-title {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}
.mc-description {
    font-size: 1rem;
    line-height: 1.6;
    color: #555;
}
.mc-footer {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem 1.5rem;
    background-color: var(--color-light-gray);
    border-top: 1px solid var(--color-border);
    border-bottom-left-radius: var(--border-radius);
    border-bottom-right-radius: var(--border-radius);
    font-size: 0.9rem;
    color: #444;
}
.mc-footer span { display: flex; align-items: center; }
.mc-footer .fas {
    color: var(--color-accent);
    margin-right: 0.75rem;
    width: 16px;
    text-align: center;
}
.mc-empty-message, .error-message {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem 1rem;
    font-size: 1.1rem;
    color: #777;
    background-color: var(--color-light-gray);
    border-radius: var(--border-radius);
}
.error-message {
    color: var(--color-accent);
    font-weight: 500;
}

/* Стиль для архивных карточек */
.mc-card--archived {
    opacity: 0.85;
    filter: grayscale(50%);
}
.mc-card--archived:hover {
    opacity: 1;
    filter: grayscale(0);
}
.mc-card--archived .mc-instrument {
    background-color: #777;
}

/* --- Боковая панель --- */
.bashmet-sidebar {
    position: sticky;
    top: 2rem;
    align-self: start;
}
.sidebar-block {
    background-color: #fff;
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow);
}
.sidebar-block > * + * { margin-top: 1.5rem; }
.sidebar-title {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--color-accent);
}
.sidebar-block p { line-height: 1.6; }
.sidebar-block a {
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 500;
}
.sidebar-block a:hover { text-decoration: underline; }

/* --- Карточка контактов --- */
.contact-block { margin-top: 2.5rem; }
.contact-card {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-light-gray);
}
.contact-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    cursor: pointer;
}
.contact-card__name { font-weight: 600; font-size: 1.1rem; }
.contact-card__position { font-size: 0.9rem; color: #666; }
.contact-card__toggle {
    background: none;
    border: none;
    color: var(--color-accent);
    font-size: 1.2rem;
    transition: transform var(--transition-fast);
    padding: 0.5rem;
}
.contact-card__header.active .contact-card__toggle { transform: rotate(180deg); }
.contact-card__details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding 0.4s ease-out;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    border-top: 1px solid var(--color-border);
}
.contact-card__header.active + .contact-card__details {
    max-height: 300px;
    padding: 1rem;
}
.contact-detail-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.25rem 0;
}
.contact-detail-link i { color: var(--color-accent); }
.contact-detail-link span { color: var(--color-text); }


/* --- Адаптивность --- */
@media (max-width: 992px) {
    .bashmet-layout { grid-template-columns: 1fr; gap: 2rem; }
    .bashmet-sidebar { position: static; margin-top: 2rem; }
    .hero-title-bashmet { font-size: 2.8rem; }
}

@media (max-width: 768px) {
    .hero-title-bashmet { font-size: 2.2rem; }
    .hero-subtitle-bashmet { font-size: 1.1rem; }
    .section-title { font-size: 2rem; }
    .masterclass-grid { grid-template-columns: 1fr; }
    .mc-tab-btn { font-size: 1rem; padding: 0.8rem 1rem; }
}