/* ===== video-modal.css ===== */
.video-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: var(--z-index-modal);
    display: none;
    opacity: 0;
    transition: opacity var(--animation-speed-normal) ease;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl);
}
.video-modal-overlay.active {
    display: flex;
    opacity: 1;
}
.video-modal-container {
    position: relative;
    width: 90%;
    max-width: 1200px;
    background: #000;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    aspect-ratio: 16/9;
    max-height: 90vh;
}
.video-modal-player {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.video-modal-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 10;
    opacity: 0;
    transition: opacity var(--animation-speed-normal) ease;
}
.video-modal-container:hover .video-modal-controls {
    opacity: 1;
}
.video-modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 44px;
    height: 44px;
    background: rgba(0, 0, 0, 0.6);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: background-color var(--animation-speed-normal), transform var(--animation-speed-normal);
    z-index: var(--z-index-tooltip);
    border: 1px solid rgba(255, 255, 255, 0.2);
}
@supports (backdrop-filter: blur(5px)) {
    .video-modal-close {
        backdrop-filter: blur(5px);
    }
}
.video-modal-close:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: rotate(90deg);
}
.video-modal-controls-left {
    display: flex;
    align-items: center;
    gap: 15px;
}
.video-modal-control-btn {
    background: none;
    border: none;
    color: white;
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: background-color var(--animation-speed-normal);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
}
.video-modal-control-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}
.video-modal-time {
    color: white;
    font-size: var(--font-size-lg);
    font-family: monospace;
}
.video-modal-progress {
    flex: 1;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    margin: 0 var(--spacing-xl);
    position: relative;
    cursor: pointer;
}
.video-modal-progress-bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: var(--color-primary);
    border-radius: 3px;
    width: 0%;
}
.video-modal-controls-right {
    display: flex;
    align-items: center;
    gap: 15px;
}
.video-modal-volume {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}
.video-modal-volume-slider {
    width: 100px;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    position: relative;
    cursor: pointer;
}
.video-modal-volume-level {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: white;
    border-radius: 3px;
    width: 70%;
}
.video-modal-fullscreen-btn {
    background: none;
    border: none;
    color: white;
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: background-color var(--animation-speed-normal);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
}
.video-modal-fullscreen-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ===== 移动端视频弹窗自适应修复 ===== */
@media (max-width: 768px) {
    .video-modal-overlay {
        padding: 0;
    }
    .video-modal-container {
        width: 100%;
        max-width: 100%;
        border-radius: 0;
        max-height: 100vh;
        aspect-ratio: 16/9;
    }
    .video-modal-close {
        top: 10px;
        right: 10px;
        width: 36px;
        height: 36px;
        font-size: var(--font-size-lg);
        background: rgba(0, 0, 0, 0.7);
        border: 1px solid rgba(255, 255, 255, 0.3);
    }
    .video-modal-controls {
        padding: 10px 12px;
        opacity: 1; /* 移动端常显，方便触摸 */
        background: linear-gradient(to top, rgba(0,0,0,0.9), rgba(0,0,0,0.4));
    }
    .video-modal-controls-left,
    .video-modal-controls-right {
        gap: 8px;
    }
    .video-modal-control-btn {
        width: 32px;
        height: 32px;
        font-size: var(--font-size-lg);
    }
    .video-modal-time {
        font-size: var(--font-size-sm);
    }
    .video-modal-progress {
        margin: 0 var(--spacing-md);
        height: 4px;
    }
    .video-modal-volume {
        display: none; /* 移动端简化，保留全屏按钮即可 */
    }
    .video-modal-fullscreen-btn {
        width: 32px;
        height: 32px;
        font-size: var(--font-size-lg);
    }
    .video-modal-volume-slider,
    .video-modal-volume-level {
        display: none;
    }
}

/* 针对小屏设备（480px以下）进一步优化 */
@media (max-width: 480px) {
    .video-modal-close {
        width: 32px;
        height: 32px;
        top: 8px;
        right: 8px;
        font-size: var(--font-size-md);
    }
    .video-modal-controls {
        padding: 8px 10px;
    }
    .video-modal-control-btn {
        width: 28px;
        height: 28px;
        font-size: var(--font-size-md);
    }
    .video-modal-time {
        font-size: var(--font-size-xs);
    }
    .video-modal-progress {
        margin: 0 8px;
    }
}