/* 探花VR - 高级视频播放器样式 - VR优化版 */

/* 基础变量 */
:root {
    /* 颜色 */
    --color-primary: #6c5ce7;
    --color-secondary: #4d62e5;
    --color-accent: #00c9ff;
    --color-dark: #121222;
    --color-darker: #0a0a15;
    --color-light: #ffffff;
    --color-muted: #a0a0c0;
    --color-success: #27ae60;
    --color-warning: #f39c12;
    --color-error: #e74c3c;

    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #6c5ce7, #00c9ff);
    --gradient-vr: linear-gradient(135deg, #6c5ce7, #00c9ff);
    --gradient-dark: linear-gradient(180deg, rgba(18, 18, 34, 0.95), rgba(10, 10, 21, 0.98));

    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-inset: inset 0 1px 3px rgba(0, 0, 0, 0.2);

    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* 过渡 */
    --transition-fast: all 0.15s ease;
    --transition-normal: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
    --transition-slow: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);

    /* 间距 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;

    /* Z-index层级 */
    --z-player-controls: 5;
    --z-vr-ui: 100;
    --z-vr-help: 110;
    --z-modal: 1000;
}

/* 全局样式 */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--color-dark);
    color: var(--color-light);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.vr-mode-active {
    overflow: hidden;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--color-light);
}

/* 导航栏 */
.navbar {
    background: var(--gradient-dark);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: 12px 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.4rem;
    background: var(--gradient-vr);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    padding: 0;
}

.navbar-dark .navbar-nav .nav-link {
    color: var(--color-muted);
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: var(--transition-fast);
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link.active {
    color: var(--color-light);
    background-color: rgba(255, 255, 255, 0.05);
}

/* 主内容容器 */
.page-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 80px 20px 40px;
}

.content-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}

@media (min-width: 1100px) {
    .content-wrapper {
        grid-template-columns: 3fr 1fr;
    }
}

/* 播放器部分 */
.player-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.player-container {
    position: relative;
    background-color: var(--color-darker);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    max-width: 1280px;
    margin: 0 auto;
}

.video-player {
    width: 100%;
    background-color: black;
    aspect-ratio: 16 / 9;
    position: relative;
    overflow: hidden;
    min-height: 450px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* 大屏幕上的尺寸优化 */
@media (min-width: 1440px) {
    .video-player {
        min-height: 560px;
    }
}

.video-player video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 视频标题信息 */
.video-header {
    padding: var(--spacing-md);
    background-color: rgba(18, 18, 34, 0.6);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    margin-top: var(--spacing-md);
    box-shadow: var(--shadow-md);
}

.video-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-light);
}

.video-metadata {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-muted);
    font-size: 0.9rem;
}

.meta-item i {
    color: var(--color-accent);
}

/* 自定义播放器控制 */
.player-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%);
    transition: var(--transition-normal);
    opacity: 0;
    z-index: var(--z-player-controls);
    will-change: opacity;
}

.player-container:hover .player-controls,
.player-controls:focus-within {
    opacity: 1;
}

.controls-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.left-controls,
.right-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.control-btn {
    background-color: transparent;
    border: none;
    color: var(--color-light);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    transition: var(--transition-fast);
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.control-btn:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-1px);
}

.btn-play-pause {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    background-color: rgba(255, 255, 255, 0.15);
    margin-right: var(--spacing-xs);
}

.btn-play-pause:hover {
    background-color: rgba(255, 255, 255, 0.25);
    transform: scale(1.1);
}

.btn-play-pause i {
    font-size: 1.1rem;
}

/* VR模式按钮 */
.vr-mode-btn {
    color: var(--color-light);
    background-color: rgba(108, 92, 231, 0.3);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs) var(--spacing-md);
    font-weight: 500;
    transition: var(--transition-fast);
    margin-right: var(--spacing-xs);
    box-shadow: 0 2px 8px rgba(108, 92, 231, 0.2);
}

.vr-mode-btn:hover {
    background-color: rgba(108, 92, 231, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(108, 92, 231, 0.3);
}

.vr-mode-btn i {
    font-size: 1.1rem;
}

.vr-supported {
    background-color: rgba(108, 92, 231, 0.5);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(108, 92, 231, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(108, 92, 231, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(108, 92, 231, 0);
    }
}

/* 音量控制 */
.volume-control {
    display: flex;
    align-items: center;
    position: relative;
}

.volume-slider-container {
    width: 0;
    overflow: hidden;
    transition: width 0.2s ease;
}

.volume-control:hover .volume-slider-container,
.volume-slider-container:focus-within {
    width: 80px;
}

.volume-slider {
    -webkit-appearance: none;
    width: 70px;
    height: 4px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.2);
    outline: none;
    margin: 0 var(--spacing-xs);
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-light);
    cursor: pointer;
}

.volume-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-light);
    cursor: pointer;
    border: none;
}

/* 时间显示 */
.time-display {
    color: var(--color-muted);
    font-size: 0.85rem;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.time-separator {
    margin: 0 2px;
}

/* 网速显示 */
.network-speed {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--color-muted);
    font-size: 0.8rem;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
    background-color: rgba(255, 255, 255, 0.05);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: color 0.3s ease;
}

.network-speed i {
    font-size: 0.75rem;
    animation: pulse-wifi 2s infinite;
}

@keyframes pulse-wifi {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* 进度条 */
.progress-container {
    position: relative;
    height: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.progress-bar-bg {
    width: 100%;
    height: 4px;
    background-color: rgba(255, 255, 255, 0.1);
    position: relative;
    border-radius: var(--radius-full);
    overflow: hidden;
    transition: height 0.2s ease;
}

.loaded-bar,
.progress-bar {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    border-radius: var(--radius-full);
    will-change: width;
}

.loaded-bar {
    background-color: rgba(255, 255, 255, 0.2);
    width: 0;
    transition: width 0.1s ease;
}

.progress-bar {
    background-color: var(--color-primary);
    width: 0;
    transition: width 0.05s ease;
}

.progress-handle {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background-color: var(--color-light);
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: opacity 0.1s ease, transform 0.1s ease;
    will-change: left, opacity, transform;
}

.progress-container:hover .progress-handle,
.progress-container:active .progress-handle {
    opacity: 1;
}

.progress-container:hover .progress-bar-bg {
    height: 6px;
}

.progress-container:active .progress-handle {
    transform: translate(-50%, -50%) scale(1.2);
}

/* 侧边栏 */
.info-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.actress-card,
.tags-card,
.videos-card {
    background-color: rgba(18, 18, 34, 0.6);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: var(--transition-normal);
}

.actress-card:hover,
.tags-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
    color: var(--color-light);
    position: relative;
    padding-left: var(--spacing-sm);
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

/* 女优信息 */
.actress-content {
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.actress-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0.05);
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.actress-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.actress-avatar:hover img {
    transform: scale(1.1);
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-muted);
    font-size: 2rem;
}

.actress-info {
    flex: 1;
}

.actress-name {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0 0 var(--spacing-xs);
}

.actress-more {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-accent);
    font-size: 0.9rem;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    background-color: rgba(255, 255, 255, 0.05);
    transition: var(--transition-fast);
    margin-top: var(--spacing-xs);
}

.actress-more:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    transform: translateX(3px);
}

/* 标签 */
.tags-content {
    padding: var(--spacing-md);
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.tag {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--color-muted);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.tag:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    transform: translateY(-2px);
}

/* VR模式容器 */
.vr-mode-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9000;
    background-color: #000;
    display: none;
}

/* A-Frame VR相关样式 */
.a-enter-vr {
    position: absolute;
    bottom: 20px;
    right: 20px;
}

.a-enter-vr-button,
.a-enter-vr-modal {
    background-color: rgba(0, 0, 0, 0.5) !important;
    border-radius: var(--radius-md) !important;
}

/* 让A-Frame光标更美观 */
.a-cursor {
    opacity: 0.8;
}

.a-cursor:hover {
    opacity: 1;
}

/* 隐藏A-Frame的一些默认UI */
.a-orientation-modal {
    display: none !important;
}

/* 自定义VR进入按钮 */
.custom-enter-vr-button {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background-color: rgba(108, 92, 231, 0.7);
    color: white;
    padding: 12px 20px;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    z-index: 10;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 16px;
}

.custom-enter-vr-button:hover {
    background-color: rgba(108, 92, 231, 0.9);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.custom-enter-vr-button i {
    font-size: 1.3rem;
}

/* VR模式下的交互元素 */
.vr-interactive {
    cursor: pointer;
}

.vr-interactive:hover {
    transform: scale(1.05);
}

/* 加载动画 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 10, 21, 0.95);
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
}

.loading-animation {
    margin-bottom: var(--spacing-lg);
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s infinite linear;
    box-shadow: 0 0 20px rgba(108, 92, 231, 0.3);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-text {
    font-size: 1.2rem;
    color: var(--color-light);
    text-align: center;
    max-width: 80%;
    font-weight: 500;
    animation: pulse-text 1.5s ease infinite;
}

@keyframes pulse-text {
    0% { opacity: 0.7; }
    50% { opacity: 1; }
    100% { opacity: 0.7; }
}

/* 无视频提示 */
.no-video-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--color-muted);
    text-align: center;
    padding: var(--spacing-xl);
}

.no-video-message i {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.no-video-message p {
    font-size: 1.1rem;
    margin: 0;
}

/* 通知样式优化 */
.notification {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: rgba(10, 10, 21, 0.9);
    color: white;
    padding: 14px 24px;
    border-radius: 12px;
    font-size: 16px;
    z-index: 10000;
    opacity: 0;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    text-align: center;
    max-width: 90%;
    font-weight: 500;
    border-left: 3px solid var(--color-primary);
}

.notification.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* Quest设备特定样式 */
body.quest-device .custom-enter-vr-button {
    background-color: rgba(72, 52, 212, 0.8);
    padding: 14px 22px;
    font-size: 18px;
    border-radius: 14px;
}

body.quest-device .vr-mode-btn {
    background-color: rgba(72, 52, 212, 0.4);
    font-size: 16px;
}

/* WebXR设备检测样式 */
body.vr-device-detected .vr-mode-btn {
    box-shadow: 0 0 0 0 rgba(108, 92, 231, 0.4);
    animation: pulse 2s infinite;
}

/* 陀螺仪启用状态 */
body.orientation-enabled .vr-mode-btn::before {
    content: "📱";
    font-size: 12px;
    margin-right: 4px;
}

/* 性能优化 */
.player-controls,
.progress-bar,
.loaded-bar,
.progress-handle,
.notification {
    will-change: auto;
}

/* 防止文本选择 */
.player-controls,
.control-btn,
.progress-container,
.vr-interactive {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    -webkit-touch-callout: none;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .content-wrapper {
        grid-template-columns: 2.5fr 1fr;
    }

    .video-player {
        min-height: 400px;
    }
}

@media (max-width: 991px) {
    .content-wrapper {
        grid-template-columns: 2fr 1fr;
    }

    .video-player {
        min-height: 350px;
    }
}

@media (max-width: 768px) {
    .page-container {
        padding: 70px 15px 30px;
    }

    .content-wrapper {
        grid-template-columns: 1fr;
    }

    .video-title {
        font-size: 1.3rem;
    }

    .controls-row {
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }

    .left-controls,
    .right-controls {
        gap: var(--spacing-xs);
    }

    .vr-mode-btn span {
        display: none;
    }

    .vr-mode-btn {
        padding: 8px;
    }

    .time-display {
        font-size: 0.75rem;
    }

    .network-speed {
        display: none;
    }

    .actress-avatar {
        width: 70px;
        height: 70px;
    }

    .actress-name {
        font-size: 1.1rem;
    }

    .btn-play-pause {
        width: 36px;
        height: 36px;
    }

    .video-player {
        min-height: 250px;
    }

    /* 移动设备全屏优化 */
    .player-container:fullscreen .player-controls {
        padding: var(--spacing-md);
    }

    .player-container:fullscreen .controls-row {
        margin-bottom: var(--spacing-md);
    }
}

/* 针对超小屏幕的优化 */
@media (max-width: 480px) {
    .video-player {
        min-height: 200px;
    }

    .actress-avatar {
        width: 60px;
        height: 60px;
    }

    .btn-play-pause {
        width: 32px;
        height: 32px;
    }

    .control-btn {
        padding: 4px 6px;
    }

    .right-controls {
        flex-wrap: nowrap;
    }

    .spinner {
        width: 50px;
        height: 50px;
    }

    .loading-text {
        font-size: 1rem;
    }

    .notification {
        padding: 10px 16px;
        font-size: 14px;
    }

    .left-controls {
        gap: var(--spacing-xs);
    }

    .volume-control:hover .volume-slider-container {
        width: 60px; /* 缩小音量滑块 */
    }
}

/* 横屏模式优化 */
@media screen and (orientation: landscape) and (max-height: 500px) {
    .page-container {
        padding: 60px 15px 20px;
    }

    .video-player {
        min-height: 300px;
    }
}

/* 高DPI屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .spinner {
        border-width: 2px;
    }

    .progress-bar-bg {
        height: 3px;
    }

    .progress-container:hover .progress-bar-bg {
        height: 5px;
    }
}

/* 暗色主题增强 */
@media (prefers-color-scheme: dark) {
    .loading-overlay {
        background-color: rgba(5, 5, 10, 0.98);
    }

    .notification {
        background-color: rgba(5, 5, 10, 0.95);
        border-left-color: var(--color-accent);
    }
}

/* 减少动画的用户偏好支持 */
@media (prefers-reduced-motion: reduce) {
    .notification,
    .control-btn,
    .progress-handle,
    .actress-avatar img,
    .tag {
        transition: none;
    }

    .spinner {
        animation: none;
    }

    .pulse,
    .pulse-text,
    .pulse-wifi {
        animation: none;
    }
}

/* 打印样式 */
@media print {
    .player-controls,
    .vr-mode-container,
    .loading-overlay,
    .notification {
        display: none !important;
    }

    .video-player {
        background: #f0f0f0;
        min-height: 200px;
    }

    .video-player::after {
        content: "视频播放器 - 打印模式下不可用";
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        color: #666;
        font-size: 1.2rem;
    }
}