/* 黑色星空风格 */
        :root {
            --bg-deep: #06060f;
            --bg-card: rgba(18, 16, 38, 0.75);
            --text-primary: #e8e6f0;
            --text-secondary: #b8b4cc;
            --text-muted: #8a85a3;
            --accent-gold: #d4a853;
            --accent-starlight: #c4b8f0;
            --accent-planet: #7b6fde;
            --divider-color: rgba(180, 170, 220, 0.25);
            --photo-gap: 16px;
            --content-max-width: 640px;
            --side-padding: 18px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            background: var(--bg-deep);
            color: var(--text-primary);
            font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', -apple-system, sans-serif;
            line-height: 1.6;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            /* 多层星空背景 */
            background-image:
                /* 第一层：微小星点 */
                radial-gradient(1px 1px at 10% 8%, rgba(255, 255, 255, 0.55), transparent),
                radial-gradient(1px 1px at 22% 15%, rgba(255, 255, 255, 0.5), transparent),
                radial-gradient(1.5px 1.5px at 35% 6%, rgba(220, 210, 255, 0.6), transparent),
                radial-gradient(1px 1px at 48% 20%, rgba(255, 255, 255, 0.45), transparent),
                radial-gradient(1px 1px at 55% 9%, rgba(255, 255, 255, 0.5), transparent),
                radial-gradient(1.5px 1.5px at 68% 13%, rgba(210, 200, 255, 0.55), transparent),
                radial-gradient(1px 1px at 75% 7%, rgba(255, 255, 255, 0.5), transparent),
                radial-gradient(1px 1px at 85% 18%, rgba(255, 255, 255, 0.48), transparent),
                radial-gradient(1px 1px at 92% 5%, rgba(230, 220, 255, 0.55), transparent),
                radial-gradient(1px 1px at 15% 28%, rgba(255, 255, 255, 0.4), transparent),
                radial-gradient(1.5px 1.5px at 40% 32%, rgba(210, 200, 240, 0.5), transparent),
                radial-gradient(1px 1px at 60% 26%, rgba(255, 255, 255, 0.42), transparent),
                radial-gradient(1px 1px at 78% 30%, rgba(255, 255, 255, 0.38), transparent),
                radial-gradient(1px 1px at 88% 24%, rgba(220, 215, 250, 0.48), transparent),
                /* 第二层：稍大星点 */
                radial-gradient(2px 2px at 18% 42%, rgba(200, 190, 240, 0.45), transparent),
                radial-gradient(2px 2px at 33% 50%, rgba(220, 210, 255, 0.4), transparent),
                radial-gradient(2.5px 2.5px at 52% 38%, rgba(190, 180, 235, 0.5), transparent),
                radial-gradient(2px 2px at 70% 46%, rgba(210, 200, 245, 0.42), transparent),
                radial-gradient(2px 2px at 82% 55%, rgba(200, 190, 230, 0.38), transparent),
                radial-gradient(2px 2px at 8% 58%, rgba(215, 205, 240, 0.4), transparent),
                radial-gradient(2.5px 2.5px at 45% 62%, rgba(190, 180, 225, 0.45), transparent),
                radial-gradient(2px 2px at 62% 68%, rgba(210, 200, 240, 0.38), transparent),
                /* 第三层：星云光晕 */
                radial-gradient(ellipse 180px 120px at 25% 25%, rgba(60, 30, 100, 0.12), transparent),
                radial-gradient(ellipse 200px 140px at 72% 35%, rgba(40, 25, 90, 0.1), transparent),
                radial-gradient(ellipse 160px 100px at 50% 60%, rgba(35, 20, 80, 0.09), transparent),
                radial-gradient(ellipse 220px 150px at 15% 70%, rgba(45, 28, 95, 0.1), transparent),
                radial-gradient(ellipse 180px 130px at 80% 72%, rgba(38, 22, 85, 0.11), transparent);
            background-color: #06060f;
            background-attachment: fixed;
        }

        /* 全局星空闪烁粒子容器 */
        .stars-container {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            pointer-events: none;
            z-index: 0;
        }

        .star-particle {
            position: absolute;
            border-radius: 50%;
            background: white;
            animation: twinkle var(--duration) ease-in-out infinite;
            animation-delay: var(--delay);
            opacity: 0;
        }

        @keyframes twinkle {
            0%,
            100% {
                opacity: 0.15;
                transform: scale(0.8);
            }
            30% {
                opacity: 0.9;
                transform: scale(1.4);
            }
            60% {
                opacity: 0.25;
                transform: scale(1);
            }
            85% {
                opacity: 0.7;
                transform: scale(1.2);
            }
        }

        /* 主体内容包裹 */
        .main-wrapper {
            position: relative;
            z-index: 1;
            max-width: var(--content-max-width);
            margin: 0 auto;
            padding: 0 var(--side-padding);
        }

        /* ========== 头部 Logo ========== */
        .header {
            text-align: center;
            padding: 36px 0 10px;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 28px;
            font-weight: 700;
            letter-spacing: 3px;
            color: #e0d8f8;
            text-decoration: none;
            user-select: none;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: radial-gradient(circle at 40% 35%, #f0e0b0 0%, #d4a853 40%, #6b4f2a 100%);
            box-shadow: 0 0 18px rgba(210, 170, 90, 0.5), 0 0 40px rgba(180, 140, 70, 0.25);
            animation: logoGlow 3s ease-in-out infinite;
            flex-shrink: 0;
        }

        @keyframes logoGlow {
            0%,
            100% {
                box-shadow: 0 0 18px rgba(210, 170, 90, 0.5), 0 0 40px rgba(180, 140, 70, 0.25);
            }
            50% {
                box-shadow: 0 0 28px rgba(240, 200, 120, 0.7), 0 0 55px rgba(200, 160, 90, 0.4);
            }
        }

        .logo-text {
            background: linear-gradient(180deg, #f2e8d0 0%, #c8b8e8 60%, #a898d0 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            color: transparent;
        }

        /* ========== 英雄区：头像 + 核心数据 ========== */
        .hero-section {
            text-align: center;
            padding: 24px 0 30px;
        }

        .hero-avatar-wrap {
            display: inline-block;
            position: relative;
            margin-bottom: 22px;
        }

        .hero-avatar {
            width: 180px;
            height: 180px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid rgba(200, 180, 240, 0.5);
            box-shadow:
                0 0 30px rgba(180, 150, 220, 0.45),
                0 0 70px rgba(140, 110, 200, 0.25),
                0 0 120px rgba(100, 70, 180, 0.15);
            animation: breatheGlow 3.5s ease-in-out infinite;
            transition: transform 0.3s ease;
        }

        @keyframes breatheGlow {
            0%,
            100% {
                box-shadow:
                    0 0 28px rgba(180, 150, 220, 0.4),
                    0 0 65px rgba(140, 110, 200, 0.22),
                    0 0 110px rgba(100, 70, 180, 0.12);
            }
            35% {
                box-shadow:
                    0 0 44px rgba(210, 180, 245, 0.6),
                    0 0 90px rgba(170, 140, 230, 0.38),
                    0 0 150px rgba(130, 90, 210, 0.22);
            }
            70% {
                box-shadow:
                    0 0 32px rgba(190, 160, 230, 0.5),
                    0 0 72px rgba(150, 120, 210, 0.3),
                    0 0 125px rgba(110, 80, 190, 0.17);
            }
        }

        /* 头像光环 */
        .hero-avatar-wrap::before {
            content: '';
            position: absolute;
            top: -12px;
            left: -12px;
            right: -12px;
            bottom: -12px;
            border-radius: 50%;
            border: 1.5px solid rgba(200, 180, 240, 0.25);
            animation: ringPulse 3.5s ease-in-out infinite;
            pointer-events: none;
        }

        .hero-avatar-wrap::after {
            content: '';
            position: absolute;
            top: -22px;
            left: -22px;
            right: -22px;
            bottom: -22px;
            border-radius: 50%;
            border: 1px solid rgba(180, 160, 220, 0.12);
            animation: ringPulse 3.5s ease-in-out 0.6s infinite;
            pointer-events: none;
        }

        @keyframes ringPulse {
            0%,
            100% {
                transform: scale(1);
                opacity: 0.25;
            }
            50% {
                transform: scale(1.04);
                opacity: 0.55;
            }
        }

        .hero-name {
            font-size: 38px;
            font-weight: 700;
            letter-spacing: 2px;
            color: #f0e8d8;
            margin-bottom: 4px;
            text-shadow: 0 0 30px rgba(220, 190, 140, 0.4);
        }

        .hero-coordinate {
            display: inline-block;
            font-size: 15px;
            font-weight: 500;
            letter-spacing: 2px;
            color: #c8b8e8;
            background: rgba(100, 80, 160, 0.25);
            border: 1px solid rgba(180, 160, 220, 0.35);
            border-radius: 20px;
            padding: 6px 18px;
            margin-bottom: 14px;
            font-family: 'SF Mono', 'Consolas', 'Menlo', 'Courier New', monospace;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .hero-dates {
            font-size: 15px;
            color: var(--text-muted);
            letter-spacing: 1.5px;
            font-weight: 400;
        }

        .hero-dates .dot-sep {
            display: inline-block;
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: rgba(200, 180, 220, 0.6);
            margin: 0 10px;
            vertical-align: middle;
            animation: dotTwinkle 2s ease-in-out infinite;
        }

        .hero-dates .dot-sep:nth-child(2) {
            animation-delay: 0.7s;
        }

        @keyframes dotTwinkle {
            0%,
            100% {
                opacity: 0.5;
            }
            50% {
                opacity: 1;
                box-shadow: 0 0 6px rgba(200, 180, 240, 0.7);
            }
        }

        /* ========== 区块标题 ========== */
        .section-title {
            text-align: center;
            font-size: 18px;
            letter-spacing: 3px;
            color: var(--text-secondary);
            margin: 10px 0 18px;
            font-weight: 500;
            position: relative;
        }

        .section-title::after {
            content: '';
            display: block;
            width: 50px;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(200, 180, 240, 0.5), transparent);
            margin: 10px auto 0;
        }

        /* ========== 纪念视频区 ========== */
        .video-section {
            margin: 10px 0 30px;
            border-radius: 12px;
            overflow: hidden;
            position: relative;
            background: #0a0a18;
            box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(180, 160, 220, 0.15);
        }

        .video-poster-container {
            position: relative;
            width: 100%;
            aspect-ratio: 16/9;
            cursor: pointer;
            overflow: hidden;
        }

        .video-poster-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.6s ease;
        }

        .video-poster-container:hover img {
            transform: scale(1.03);
        }

        .play-btn-overlay {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(20, 15, 40, 0.7);
            border: 2px solid rgba(220, 200, 240, 0.6);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            box-shadow: 0 0 25px rgba(150, 120, 200, 0.3);
            z-index: 2;
        }

        .play-btn-overlay:hover {
            background: rgba(40, 25, 60, 0.85);
            border-color: rgba(240, 220, 255, 0.85);
            box-shadow: 0 0 40px rgba(180, 150, 220, 0.5);
            transform: translate(-50%, -50%) scale(1.08);
        }

        .play-btn-overlay::after {
            content: '';
            display: block;
            width: 0;
            height: 0;
            border-style: solid;
            border-width: 14px 0 14px 22px;
            border-color: transparent transparent transparent #e8ddf8;
            margin-left: 4px;
            transition: border-color 0.3s ease;
        }

        .play-btn-overlay:hover::after {
            border-color: transparent transparent transparent #fff;
        }

        .video-hint {
            position: absolute;
            bottom: 14px;
            left: 50%;
            transform: translateX(-50%);
            font-size: 12px;
            letter-spacing: 1.5px;
            color: rgba(200, 190, 220, 0.7);
            pointer-events: none;
            z-index: 2;
            background: rgba(10, 8, 25, 0.6);
            padding: 4px 14px;
            border-radius: 12px;
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
        }

        /* ========== 相册区域 ========== */
        .gallery-section {
            padding: 0 0 20px;
        }

        .gallery-item {
            margin-bottom: var(--photo-gap);
            animation-fill-mode: both;
        }

        .gallery-item img {
            display: block;
            width: 100%;
            border-radius: 8px;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(160, 140, 200, 0.1);
            transition: transform 0.35s ease, box-shadow 0.35s ease;
            object-fit: cover;
            aspect-ratio: 4/3;
            background: #0d0b1a;
        }

        .gallery-item img:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(180, 160, 220, 0.25), 0 0 40px rgba(140, 110, 200, 0.12);
        }

        /* 星空分隔线 */
        .star-divider {
            height: 1px;
            margin: 6px 0 20px;
            background: linear-gradient(90deg,
                    transparent 0%,
                    rgba(180, 160, 220, 0.08) 15%,
                    rgba(200, 180, 240, 0.35) 30%,
                    rgba(220, 200, 250, 0.55) 50%,
                    rgba(200, 180, 240, 0.35) 70%,
                    rgba(180, 160, 220, 0.08) 85%,
                    transparent 100%);
            position: relative;
        }

        .star-divider::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: rgba(220, 200, 250, 0.8);
            box-shadow: 0 0 8px rgba(200, 180, 240, 0.7), 0 0 16px rgba(180, 150, 220, 0.35);
            animation: dividerSpark 2.5s ease-in-out infinite;
        }

        @keyframes dividerSpark {
            0%,
            100% {
                opacity: 0.5;
                box-shadow: 0 0 6px rgba(200, 180, 240, 0.5), 0 0 12px rgba(180, 150, 220, 0.25);
            }
            50% {
                opacity: 1;
                box-shadow: 0 0 12px rgba(220, 200, 255, 0.9), 0 0 22px rgba(200, 170, 240, 0.5);
            }
        }

        /* ========== 点亮星球按钮区 ========== */
        .interact-section {
            text-align: center;
            padding: 16px 0 8px;
        }

        .btn-light-planet {
            display: inline-block;
            position: relative;
            padding: 16px 44px;
            font-size: 19px;
            font-weight: 600;
            letter-spacing: 2px;
            color: #f8f0e0;
            background: linear-gradient(135deg, #3b2560 0%, #1e1240 40%, #2a1850 100%);
            border: 2px solid rgba(210, 180, 140, 0.55);
            border-radius: 50px;
            cursor: pointer;
            user-select: none;
            transition: all 0.3s ease;
            box-shadow:
                0 0 20px rgba(200, 150, 80, 0.35),
                0 0 50px rgba(180, 130, 60, 0.18),
                inset 0 0 30px rgba(160, 120, 200, 0.08);
            animation: btnGlowPulse 2.8s ease-in-out infinite;
            overflow: visible;
            z-index: 1;
        }

        @keyframes btnGlowPulse {
            0%,
            100% {
                box-shadow:
                    0 0 18px rgba(200, 150, 80, 0.3),
                    0 0 45px rgba(180, 130, 60, 0.15),
                    inset 0 0 25px rgba(160, 120, 200, 0.06);
                border-color: rgba(210, 180, 140, 0.5);
            }
            50% {
                box-shadow:
                    0 0 30px rgba(230, 180, 100, 0.5),
                    0 0 65px rgba(200, 150, 80, 0.3),
                    inset 0 0 40px rgba(180, 140, 220, 0.14);
                border-color: rgba(240, 200, 160, 0.75);
            }
        }

        .btn-light-planet:hover {
            transform: translateY(-2px);
            box-shadow:
                0 0 35px rgba(240, 190, 110, 0.55),
                0 0 75px rgba(210, 160, 90, 0.35),
                inset 0 0 45px rgba(180, 140, 220, 0.15);
            border-color: rgba(250, 220, 180, 0.85);
            color: #fff;
        }

        .btn-light-planet:active {
            transform: scale(0.95);
            transition: transform 0.1s ease;
            box-shadow:
                0 0 50px rgba(250, 200, 120, 0.7),
                0 0 100px rgba(220, 170, 100, 0.45),
                inset 0 0 50px rgba(200, 160, 230, 0.2);
        }

        /* 点击涟漪 */
        .btn-ripple {
            position: absolute;
            border-radius: 50%;
            background: rgba(255, 220, 160, 0.5);
            transform: scale(0);
            animation: rippleOut 0.7s ease-out forwards;
            pointer-events: none;
        }

        @keyframes rippleOut {
            to {
                transform: scale(8);
                opacity: 0;
            }
        }

        /* 飞散粒子 */
        .spark-particle {
            position: absolute;
            border-radius: 50%;
            background: #ffe8b0;
            pointer-events: none;
            animation: sparkFly 0.8s ease-out forwards;
        }

        @keyframes sparkFly {
            0% {
                transform: translate(0, 0) scale(1);
                opacity: 1;
            }
            100% {
                transform: translate(var(--sx), var(--sy)) scale(0);
                opacity: 0;
            }
        }

        .light-count {
            display: block;
            margin-top: 12px;
            font-size: 14px;
            letter-spacing: 1.5px;
            color: var(--text-muted);
            transition: all 0.3s ease;
        }

        .light-count .count-num {
            font-weight: 700;
            font-size: 20px;
            color: #e8d5a0;
            display: inline-block;
            transition: transform 0.3s ease;
            text-shadow: 0 0 12px rgba(220, 180, 120, 0.5);
        }

        .light-count .count-num.pop {
            animation: countPop 0.45s ease-out;
        }

        @keyframes countPop {
            0% {
                transform: scale(1);
            }
            40% {
                transform: scale(1.45);
                color: #fff3d0;
            }
            100% {
                transform: scale(1);
            }
        }

        /* ========== 底部 ========== */
        .footer {
            text-align: center;
            padding: 30px 20px 36px;
            position: relative;
            z-index: 1;
        }

        .footer-quote {
            font-size: 15px;
            letter-spacing: 2px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            font-style: italic;
            opacity: 0.8;
        }

        .footer-copy {
            font-size: 12px;
            letter-spacing: 1px;
            color: var(--text-muted);
            opacity: 0.6;
        }

        /* ========== 响应式微调 ========== */
        @media (min-width: 768px) {
            .hero-avatar {
                width: 210px;
                height: 210px;
            }
            .hero-name {
                font-size: 44px;
            }
            .btn-light-planet {
                padding: 18px 52px;
                font-size: 20px;
            }
            .gallery-item img {
                aspect-ratio: 16/10;
                border-radius: 10px;
            }
            .video-poster-container {
                aspect-ratio: 16/9;
                border-radius: 10px;
            }
            .video-section {
                border-radius: 14px;
            }
            :root {
                --photo-gap: 20px;
                --side-padding: 20px;
            }
        }

        @media (max-width: 380px) {
            .hero-avatar {
                width: 150px;
                height: 150px;
            }
            .hero-name {
                font-size: 30px;
            }
            .hero-coordinate {
                font-size: 13px;
                padding: 5px 14px;
            }
            .btn-light-planet {
                padding: 14px 32px;
                font-size: 16px;
                letter-spacing: 1px;
            }
            :root {
                --photo-gap: 12px;
                --side-padding: 14px;
            }
        }

        /* 视频占位（无实际视频时显示） */
        .video-placeholder-overlay {
            position: absolute;
            inset: 0;
            background: rgba(8, 6, 22, 0.55);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 1;
            pointer-events: none;
        }