/**
 * 首页样式
 * 注意：卡片、状态标签、加载动画等公共组件请查看 m-components.css
 */

/* 首页容器 */
.m-home {
    padding: 6px;
    padding-bottom: calc(56px + env(safe-area-inset-bottom) + 6px);
    transform: none;
}

/* ========== 轮播组件 ========== */
.m-banner {
    margin: 0 -2px var(--spacing-4) -2px;
    position: relative;
}

.m-banner__slider {
    position: relative;
    overflow: hidden;
}

.m-banner__track {
    display: flex;
    gap: 4px;
    transition: transform 0.4s ease;
}

.m-banner__slide {
    flex: 0 0 calc(33.333% - 2.667px);
    position: relative;
    aspect-ratio: 3/4;
    overflow: hidden;
    text-decoration: none;
    border-radius: var(--radius-lg);
}

.m-banner__cover {
    position: absolute;
    inset: 0;
}

.m-banner__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.m-banner__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.3) 40%, transparent 100%);
}

.m-banner__content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 12px;
    color: #fff;
}

.m-banner__title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
    text-shadow: 0 1px 3px rgba(0,0,0,0.5);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.m-banner__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 11px;
    opacity: 0.9;
}

.m-banner__author {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 60%;
}

.m-banner__hits {
    flex-shrink: 0;
}

.m-banner__dots {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 10px;
}

.m-banner__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
    opacity: 0.4;
    transition: all 0.3s;
}

.m-banner__dot.active {
    width: 18px;
    border-radius: 3px;
    background: var(--primary);
    opacity: 1;
}

/* ========== 区块样式 ========== */
.m-section {
    margin-bottom: var(--spacing-6);
}

.m-section__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-4);
}

.m-section__more {
    font-size: var(--text-sm);
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: 2px;
}

/* ========== 换一批按钮 ========== */
.m-load-more {
    width: 100%;
    padding: var(--spacing-3);
    margin-top: var(--spacing-4);
    font-size: var(--text-base);
    font-weight: 600;
    color: white;
    background: var(--primary-gradient);
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.m-load-more:active {
    transform: scale(0.98);
    opacity: 0.9;
}

.m-load-more:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ========== 热门标签 - 三行滚动效果 ========== */
.m-hot-tags-wrapper {
    overflow: hidden;
    position: relative;
    margin: 0 -6px;
    padding: 0 6px;
    cursor: grab;
}

.m-hot-tags-wrapper:active {
    cursor: grabbing;
}

.m-hot-tags {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.tag-scroll-row {
    display: flex;
    gap: 10px;
    white-space: nowrap;
    animation: tagsScroll 30s linear infinite;
}

.tag-scroll-row:nth-child(1) { padding-left: 0; }
.tag-scroll-row:nth-child(2) { 
    padding-left: 30px;
    animation-direction: reverse;
}
.tag-scroll-row:nth-child(3) { padding-left: 15px; }

.m-hot-tags-wrapper:hover .tag-scroll-row,
.m-hot-tags-wrapper.dragging .tag-scroll-row {
    animation-play-state: paused;
}

@keyframes tagsScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.m-hot-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    font-size: 13px;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius-full);
    white-space: nowrap;
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.m-hot-tag:hover,
.m-hot-tag:active {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: scale(1.05);
}

/* ========== 瀑布流双列布局 ========== */
.m-waterfall {
    display: flex !important;
    flex-direction: row !important;
    gap: 6px !important;
    width: 100% !important;
    padding: 0 !important;
}

.m-waterfall__column {
    flex: 1 !important;
    width: 50% !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 6px !important;
}

/* ========== 横幅广告位样式 ========== */
.m-ad-banner {
    width: 100%;
    margin: var(--spacing-4) 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.m-ad-banner__placeholder {
    background: linear-gradient(135deg, rgba(233, 30, 99, 0.15) 0%, rgba(156, 39, 176, 0.15) 100%);
    border: 2px dashed var(--primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-8) var(--spacing-4);
    text-align: center;
    color: var(--primary);
    font-size: var(--text-base);
    font-weight: 600;
}

/* 首次加载不显示广告 */
.m-ad-banner[data-page="0"] {
    display: none;
}