body {
    margin: 0;
    padding: 0;
    background-color: #0a0e1a;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    font-family: 'Arial', sans-serif;
    color: #e0e0e0;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 80, 160, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(0, 120, 255, 0.1) 0%, transparent 20%);
}

.container {
    width: 100%;
    max-width: 900px;
    padding: 20px;
}

.player-container {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 0 25px rgba(0, 150, 255, 0.4);
    transition: box-shadow 0.5s ease;
}

.player-container:hover {
    box-shadow: 0 0 35px rgba(0, 200, 255, 0.6);
}

.player-title {
    position: absolute;
    top: 20px;
    left: 20px;
    color: #4af8ff;
    text-shadow: 0 0 10px rgba(74, 248, 255, 0.7);
    font-weight: 500;
    letter-spacing: 1.5px;
    font-size: 20px;
    z-index: 10;
    padding: 8px 16px;
    background: rgba(5, 20, 40, 0.6);
    border-radius: 6px;
    border: 1px solid rgba(0, 150, 255, 0.4);
    box-shadow: 0 0 15px rgba(0, 100, 200, 0.3);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
}

.player-title::before {
    content: "";
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #4af8ff;
    box-shadow: 0 0 8px #4af8ff;
    margin-right: 10px;
    animation: pulse 2s infinite;
}

.tech-border {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 1px solid rgba(0, 150, 255, 0.4);
    border-radius: 12px;
    pointer-events: none;
    box-shadow: 0 0 15px rgba(0, 150, 255, 0.3);
}

.corner {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid #4af8ff;
    box-shadow: 0 0 10px rgba(74, 248, 255, 0.7);
}

.corner-tl {
    top: 10px;
    left: 10px;
    border-right: none;
    border-bottom: none;
    border-radius: 8px 0 0 0;
}

.corner-tr {
    top: 10px;
    right: 10px;
    border-left: none;
    border-bottom: none;
    border-radius: 0 8px 0 0;
}

.corner-bl {
    bottom: 10px;
    left: 10px;
    border-right: none;
    border-top: none;
    border-radius: 0 0 0 8px;
}

.corner-br {
    bottom: 10px;
    right: 10px;
    border-left: none;
    border-top: none;
    border-radius: 0 0 8px 0;
}

.glow-effect {
    position: absolute;
    width: 100%;
    height: 30px;
    bottom: 0;
    left: 0;
    background: linear-gradient(to top, rgba(0, 150, 255, 0.3), transparent);
    pointer-events: none;
    z-index: 5;
}

.video-player {
    width: 100%;
    display: block;
    background: #000;
}

.controls {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(0, 20, 40, 0.9), transparent);
    padding: 15px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: space-between;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 10;
}

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

.left-controls, .right-controls {
    display: flex;
    align-items: center;
}

.play-pause {
    background: rgba(0, 40, 80, 0.7);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(0, 150, 255, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 0 15px rgba(0, 150, 255, 0.4);
    transition: all 0.3s ease;
}

.play-pause:hover {
    box-shadow: 0 0 20px rgba(0, 200, 255, 0.8);
    transform: scale(1.1);
}

.play-icon, .pause-icon {
    color: #4af8ff;
    font-size: 18px;
}

.progress-container {
    flex-grow: 1;
    height: 8px;
    background: rgba(0, 40, 80, 0.6);
    margin: 0 15px;
    border-radius: 4px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(to right, #0077ff, #00ddff);
    border-radius: 4px;
    width: 0%;
    transition: width 0.2s ease;
}

.time {
    color: #8acfff;
    font-size: 14px;
    min-width: 100px;
    text-shadow: 0 0 5px rgba(138, 207, 255, 0.5);
}

.volume-container {
    display: flex;
    align-items: center;
    margin: 0 15px;
}

.volume-icon {
    color: #8acfff;
    margin-right: 10px;
    font-size: 18px;
}

.volume-slider {
    width: 80px;
    height: 6px;
    background: rgba(0, 40, 80, 0.6);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #4af8ff;
    cursor: pointer;
    box-shadow: 0 0 8px rgba(74, 248, 255, 0.8);
}

.control-btn {
    background: rgba(0, 40, 80, 0.7);
    width: 40px;
    height: 40px;
    border-radius: 8px;
    border: 1px solid rgba(0, 150, 255, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(0, 150, 255, 0.3);
    transition: all 0.3s ease;
    margin-left: 10px;
}

.control-btn:hover {
    box-shadow: 0 0 15px rgba(0, 200, 255, 0.6);
    transform: scale(1.1);
}

.control-icon {
    color: #4af8ff;
    font-size: 18px;
}

.breathing-light {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(0, 100, 200, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 6;
    animation: breathe 3s infinite;
}

.player-container.paused .breathing-light {
    opacity: 1;
}

.breathing-light::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(0, 150, 255, 0.2);
    animation: pulse 3s infinite;
}

.play-icon-large {
    color: rgba(255, 255, 255, 0.9);
    font-size: 36px;
    z-index: 7;
    text-shadow: 0 0 15px rgba(0, 200, 255, 0.9);
}

@keyframes breathe {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 150, 255, 0.7);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(0, 150, 255, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 150, 255, 0);
    }
}

@keyframes pulse {
    0% {
        transform: scale(0.8);
        opacity: 0.7;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.3;
    }
    100% {
        transform: scale(0.8);
        opacity: 0.7;
    }
}

.quality-select {
    background: rgba(0, 40, 80, 0.7);
    color: #8acfff;
    border: 1px solid rgba(0, 150, 255, 0.5);
    border-radius: 6px;
    padding: 6px 12px;
    margin: 0 10px;
    outline: none;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(0, 150, 255, 0.2);
}

.quality-select option {
    background: #0f1524;
}

.download-btn {
    position: relative;
    overflow: hidden;
}

.download-btn::after {
    content: "";
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        to bottom right,
        rgba(255, 255, 255, 0),
        rgba(255, 255, 255, 0.1),
        rgba(255, 255, 255, 0)
    );
    transform: rotate(30deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% {
        top: -50%;
        left: -50%;
    }
    100% {
        top: 100%;
        left: 100%;
    }
}
.icon-play:before { content: "▶"; }
.icon-pause:before { content: "❚❚"; }
.icon-volume-up:before { content: "🔊"; } /* 如果数据库支持 */
.icon-volume-off:before { content: "🔇"; } /* 如果数据库支持 */
.icon-download:before { content: "⬇"; } /* 使用更常见的符号 */
.icon-fullscreen:before { content: "⬜"; } /* 使用简单方框符号 */