/* --- Стили для основной сетки (сайдбар + контент), кнопок и общих блоков контента. --- */

/* --- Основная сетка  --- */
.main-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    margin-top: 80px;
    padding-top: var(--spacing-lg);
}

@media (min-width: 768px) {
    .main-layout {
        grid-template-columns: 280px 1fr;
        margin-top: 100px;
        padding-top: 0;
    }
}

/* --- Левый сайдбар --- */
.sidebar-left {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
    border-radius: var(--radius-main);
    padding: var(--spacing-lg);
    height: fit-content;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal);
}

@media (min-width: 768px) {
    .sidebar-left {
        position: sticky;
        top: 110px;
    }
}

.sidebar-left:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Кнопка "Создать" */
.btn {
    display: block;
    text-align: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-main);
    font-weight: 600;
    transition: all var(--transition-normal);
    font-size: 1rem;
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

/* Shimmer эффект */
.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
    transition: left 0.6s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn:active {
    transform: translateY(0) !important;
    box-shadow: none !important;
}

.btn i {
    margin-right: var(--spacing-sm);
    transition: transform var(--transition-fast);
}

.btn:hover i {
    transform: scale(1.15);
}

/* Primary - Золотой градиент */
.btn-primary {
    background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-hover) 100%);
    color: var(--bg-dark);
    box-shadow: 0 4px 15px rgba(192, 160, 112, 0.3);
}

/* Отключаем shimmer для primary кнопок чтобы избежать засветки */
.btn-primary::before {
    display: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-gold-hover) 0%, var(--accent-gold) 100%);
    color: var(--bg-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(192, 160, 112, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(192, 160, 112, 0.3);
}

/* Secondary - Тёмный с рамкой (стиль как у subscription-toggle) */
.btn-secondary {
    background: linear-gradient(135deg, var(--bg-dark) 0%, var(--bg-light) 100%);
    border: 1px solid var(--border-color);
    color: var(--text-light);
}

/* Золотистый shimmer для secondary кнопок */
.btn-secondary::before {
    background: linear-gradient(90deg, transparent, rgba(192, 160, 112, 0.1), transparent);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, rgba(192, 160, 112, 0.1) 0%, rgba(192, 160, 112, 0.05) 100%);
    border-color: var(--accent-gold);
    color: var(--accent-gold);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(192, 160, 112, 0.2);
}

.btn-secondary:active {
    transform: translateY(0);
    box-shadow: none;
}

/* Danger - Красный */
.btn-danger {
    background: linear-gradient(135deg, var(--color-danger) 0%, var(--color-danger-dark) 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(204, 88, 88, 0.3);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dd6666 0%, var(--color-danger) 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(204, 88, 88, 0.4);
}

.btn-danger:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px rgba(204, 88, 88, 0.3);
}

/* Danger Outline */
.btn-danger-outline {
    background: transparent;
    border: 1px solid var(--color-danger);
    color: var(--color-danger);
}

.btn-danger-outline:hover {
    background: linear-gradient(135deg, rgba(204, 88, 88, 0.2) 0%, rgba(204, 88, 88, 0.1) 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(204, 88, 88, 0.2);
}

/* Размеры кнопок */
.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.85rem;
    border-radius: var(--radius-small);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: 1.1rem;
}

/* Навигация сайдбара */
.sidebar-nav {
    margin-top: var(--spacing-lg);
}

.sidebar-nav h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-dim);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.sidebar-nav ul {
    list-style: none;
}

.sidebar-nav ul li a {
    display: flex;
    align-items: center;
    padding: var(--spacing-md);
    border-radius: var(--radius-small);
    color: var(--text-dim);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    position: relative;
}

.sidebar-nav ul li a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--accent-gold);
    border-radius: 0 3px 3px 0;
    transition: height var(--transition-normal);
}

.sidebar-nav ul li a:hover,
.sidebar-nav ul li a.active {
    background-color: var(--bg-dark);
    color: var(--text-light);
    padding-left: var(--spacing-lg);
}

.sidebar-nav ul li a:hover::before,
.sidebar-nav ul li a.active::before {
    height: 70%;
}

.sidebar-nav ul li a i {
    width: 24px;
    text-align: center;
    margin-right: var(--spacing-md);
    font-size: 1.1rem;
    transition: transform var(--transition-fast);
}

.sidebar-nav ul li a:hover i {
    transform: scale(1.1);
}

.categories-nav i {
    color: var(--accent-gold);
}

/* --- Основной контент --- */
.content-main {
    min-width: 0;
}

/* Блок контента */
.content-block {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-lighter) 100%);
    border-radius: var(--radius-main);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.content-block:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.block-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    background-color: rgba(0, 0, 0, 0.15);
}

.block-header h3 {
    font-size: 1.3rem;
    color: var(--text-light);
    font-weight: 700;
}

/* Список тем */
.topic-item {
    display: grid;
    grid-template-areas:
        "icon info stats"
        "icon info lastpost";
    grid-template-columns: 50px 1fr auto;
    align-items: center;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-fast);
    gap: var(--spacing-sm) var(--spacing-md);
    position: relative;
}

.topic-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 0;
    background: var(--accent-gold);
    transition: height var(--transition-normal);
}

.topic-item:last-child {
    border-bottom: none;
}

.topic-item:hover {
    background-color: var(--bg-dark);
    padding-left: calc(var(--spacing-lg) + 8px);
}

.topic-item:hover::before {
    height: 100%;
}

.topic-icon {
    grid-area: icon;
    font-size: 1.5rem;
    color: var(--accent-gold);
    text-align: center;
    align-self: center;
    transition: all var(--transition-normal);
}

.topic-item:hover .topic-icon {
    transform: scale(1.15) rotate(5deg);
}

.topic-info {
    grid-area: info;
    min-width: 0;
}

.topic-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-light);
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color var(--transition-fast);
}

.topic-title:hover {
    color: var(--accent-gold);
    text-decoration: underline;
}

.topic-meta {
    font-size: 0.85rem;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: var(--spacing-xs);
}

.topic-meta .username {
    color: var(--accent-gold);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.topic-meta .username:hover {
    color: var(--accent-gold-hover);
}

.topic-meta .category-link {
    color: var(--text-dim);
    font-style: italic;
    transition: color var(--transition-fast);
}

.topic-meta .category-link:hover {
    color: var(--text-light);
}

.topic-stats {
    grid-area: stats;
    font-size: 0.85rem;
    color: var(--text-dim);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    white-space: nowrap;
}

.topic-stats i {
    margin-right: var(--spacing-xs);
}

.topic-last-post {
    grid-area: lastpost;
    font-size: 0.85rem;
    text-align: right;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.topic-last-post .username {
    color: var(--text-light);
    font-weight: 500;
    margin-right: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.topic-last-post .username:hover {
    color: var(--accent-gold);
}

/* Адаптация списка тем для больших экранов */
@media (min-width: 768px) {
    .topic-item {
        grid-template-areas: "icon info stats lastpost";
        grid-template-columns: 60px 1fr 120px 180px;
        gap: var(--spacing-md) var(--spacing-lg);
    }

    .topic-icon {
        font-size: 1.8rem;
    }

    .topic-title {
        font-size: 1.15rem;
    }

    .topic-meta {
        font-size: 0.9rem;
    }

    .topic-stats {
        font-size: 0.9rem;
        gap: var(--spacing-lg);
        justify-content: flex-start;
    }

    .topic-last-post {
        font-size: 0.9rem;
    }

    .topic-last-post .username {
        display: block;
        margin-right: 0;
        margin-bottom: var(--spacing-xs);
    }
}

/* Блок категорий */
.category-block {
    border-bottom: 1px solid var(--border-color);
}

.category-block:last-child {
    border-bottom: none;
}

.category-header {
    padding: var(--spacing-lg);
    background: rgba(0, 0, 0, 0.15);
    transition: background-color var(--transition-fast);
}

.category-header:hover {
    background: rgba(0, 0, 0, 0.25);
}

.category-header h4 a {
    font-size: 1.2rem;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.category-header h4 a:hover {
    color: var(--accent-gold);
}

.category-header p {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-top: var(--spacing-xs);
}

@media (min-width: 768px) {
    .category-header {
        padding: var(--spacing-xl);
    }

    .category-header h4 a {
        font-size: 1.35rem;
    }

    .category-header p {
        font-size: 0.95rem;
    }
}

.subforum-item {
    display: grid;
    grid-template-areas:
        "icon info stats";
    grid-template-columns: 50px 1fr auto;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    transition: all var(--transition-fast);
    position: relative;
}

.subforum-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 0;
    background: var(--accent-gold);
    transition: height var(--transition-normal);
}

.subforum-item:hover {
    background-color: var(--bg-dark);
    padding-left: calc(var(--spacing-lg) + 6px);
}

.subforum-item:hover::before {
    height: 100%;
}

.subforum-icon {
    grid-area: icon;
    font-size: 1.8rem;
    text-align: center;
    color: var(--text-dim);
    align-self: center;
    transition: all var(--transition-normal);
}

.subforum-item:hover .subforum-icon {
    color: var(--accent-gold);
    transform: scale(1.1);
}

.subforum-info {
    grid-area: info;
    min-width: 0;
}

.subforum-title {
    font-size: 1.05rem;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.subforum-title:hover {
    color: var(--accent-gold);
}

.subforum-desc {
    font-size: 0.9rem;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: var(--spacing-xs);
}

.subforum-stats {
    grid-area: stats;
    font-size: 0.85rem;
    color: var(--text-dim);
    text-align: right;
    white-space: nowrap;
}

@media (min-width: 768px) {
    .subforum-item {
        grid-template-columns: 60px 1fr 180px;
        padding: var(--spacing-xl);
    }

    .subforum-icon {
        font-size: 2rem;
    }

    .subforum-title {
        font-size: 1.15rem;
    }

    .subforum-desc {
        font-size: 0.95rem;
    }

    .subforum-stats {
        font-size: 0.9rem;
    }
}