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

body {
    font-family: 'Google Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    /* Google I/O 2025 多彩渐变背景 */
    background: linear-gradient(135deg, 
        #4285F4 0%,    /* Google Blue */
        #34A853 25%,   /* Google Green */
        #FBBC04 50%,   /* Google Yellow */
        #EA4335 75%,   /* Google Red */
        #4285F4 100%
    );
    background-size: 400% 400%;
    animation: googleGradient 20s ease infinite;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

@keyframes googleGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.lottery-container {
    width: 100%;
    min-height: 100vh;
    position: relative;
}

/* 页面切换 */
.page {
    display: none;
    width: 100%;
    min-height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
}

.page.active {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
    padding: 20px 0;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 密码验证页面 */
.password-content {
    text-align: center;
    color: white;
    padding: 60px 40px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 500px;
    width: 90%;
}

.password-title {
    font-size: 3em;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.password-subtitle {
    font-size: 1.5em;
    margin-bottom: 40px;
    opacity: 0.9;
}

.password-input-group {
    margin-bottom: 30px;
}

.password-input {
    width: 100%;
    padding: 18px 24px;
    font-size: 1.3em;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    text-align: center;
    letter-spacing: 2px;
    transition: all 0.3s ease;
}

.password-input:focus {
    outline: none;
    border-color: white;
    background: white;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.5);
}

.password-error {
    margin-top: 15px;
    padding: 12px 20px;
    background: rgba(234, 67, 53, 0.9);
    color: white;
    border-radius: 12px;
    font-size: 1.1em;
    font-weight: 500;
}

.btn-verify {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.85));
    color: #4285F4;
    border: none;
    padding: 20px 60px;
    font-size: 1.5em;
    font-weight: 700;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.btn-verify:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.btn-verify:active {
    transform: translateY(-2px) scale(1.02);
}

/* 待机页面 */
.standby-content {
    text-align: center;
    color: white;
    padding: 40px;
}

.main-title {
    font-size: 5em;
    margin-bottom: 50px;
    color: white;
    font-weight: 700;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: titleFloat 3s ease-in-out infinite;
    letter-spacing: -2px;
}

@keyframes titleFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.info-box {
    display: flex;
    gap: 40px;
    justify-content: center;
    margin-bottom: 60px;
}

.info-item {
    background: white;
    padding: 40px 60px;
    border-radius: 24px;
    min-width: 220px;
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.12),
        0 8px 24px rgba(0, 0, 0, 0.16);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.info-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #4285F4, #34A853, #FBBC04, #EA4335);
}

.info-item:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.12),
        0 16px 48px rgba(0, 0, 0, 0.24);
}

.info-label {
    font-size: 1.2em;
    margin-bottom: 15px;
    color: #5F6368;
    font-weight: 500;
}

.info-value {
    font-size: 4.5em;
    font-weight: 700;
    color: #4285F4;
    display: inline-block;
}

.info-item:nth-child(2) .info-value {
    color: #34A853;
}

.info-unit {
    font-size: 1.6em;
    display: inline-block;
    margin-left: 10px;
    color: #202124;
    font-weight: 500;
}

.btn-start {
    background: white;
    color: #4285F4;
    border: none;
    padding: 24px 72px;
    font-size: 2.2em;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.12),
        0 8px 24px rgba(0, 0, 0, 0.16);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    letter-spacing: 0.5px;
}

.btn-start:hover {
    transform: scale(1.05);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.12),
        0 16px 48px rgba(0, 0, 0, 0.24);
    background: linear-gradient(135deg, #4285F4, #34A853);
    color: white;
}

.btn-start:active {
    transform: scale(0.98);
}

.btn-text {
    margin-right: 10px;
}

.admin-link {
    margin-top: 40px;
}

.admin-link a {
    color: white;
    text-decoration: none;
    font-size: 1.1em;
    font-weight: 500;
    opacity: 0.9;
    transition: all 0.3s;
    padding: 12px 24px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.admin-link a:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* 抽奖页面 */
#lotteryPage {
    padding: 40px;
    width: 100%;
}

.lottery-header {
    text-align: center;
    color: white;
    margin-bottom: 50px;
}

.lottery-header h2 {
    font-size: 3.5em;
    /* margin-bottom: 20px; */
    font-weight: 700;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    letter-spacing: -1px;
}

.lottery-progress {
    font-size: 1.6em;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    padding: 16px 40px;
    border-radius: 50px;
    display: inline-block;
}

.lottery-progress span {
    font-weight: 700;
    font-size: 1.2em;
    color: #FBBC04;
}

.rolling-display {
    background: white;
    border-radius: 32px;
    padding: 40px;
    margin: 0 auto 50px;
    width: 700px;
    height: 400px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.12),
        0 8px 24px rgba(0, 0, 0, 0.16);
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
}

/* 滚动网格布局 */
.rolling-grid {
    display: grid;
    width: 100%;
    height: 100%;
}

/* 1个人 - 占满整个容器 */
.rolling-grid.count-1 {
    grid-template-columns: 1fr;
    gap: 0;
}

/* 2个人 - 横向2列 */
.rolling-grid.count-2 {
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
}

/* 3个人 - 横向3列 */
.rolling-grid.count-3 {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

/* 4个人 - 2x2 */
.rolling-grid.count-4 {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 12px;
}

/* 5-6个人 - 3列 */
.rolling-grid.count-5,
.rolling-grid.count-6 {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

/* 7-10个人 - 4列 */
.rolling-grid.count-7,
.rolling-grid.count-8,
.rolling-grid.count-9,
.rolling-grid.count-10 {
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

/* 滚动项基础样式 */
.rolling-item {
    background: white;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    box-sizing: border-box;
}

/* 根据数量调整滚动项样式 */
.rolling-grid.count-1 .rolling-item {
    padding: 40px 20px;
    border-radius: 16px;
}

.rolling-grid.count-2 .rolling-item {
    padding: 30px 15px;
    border-radius: 14px;
}

.rolling-grid.count-3 .rolling-item {
    padding: 25px 12px;
    border-radius: 12px;
}

.rolling-grid.count-4 .rolling-item {
    padding: 20px 10px;
    border-radius: 10px;
}

.rolling-grid.count-5 .rolling-item,
.rolling-grid.count-6 .rolling-item {
    padding: 15px 8px;
    border-radius: 8px;
}

.rolling-grid.count-7 .rolling-item,
.rolling-grid.count-8 .rolling-item,
.rolling-grid.count-9 .rolling-item,
.rolling-grid.count-10 .rolling-item {
    padding: 12px 6px;
    border-radius: 6px;
}

/* 顶部颜色条 */
.rolling-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
}

/* 根据数量调整颜色条高度 */
.rolling-grid.count-1 .rolling-item::before {
    height: 5px;
}

.rolling-grid.count-2 .rolling-item::before,
.rolling-grid.count-3 .rolling-item::before {
    height: 4px;
}

.rolling-grid.count-4 .rolling-item::before,
.rolling-grid.count-5 .rolling-item::before,
.rolling-grid.count-6 .rolling-item::before {
    height: 3px;
}

.rolling-grid.count-7 .rolling-item::before,
.rolling-grid.count-8 .rolling-item::before,
.rolling-grid.count-9 .rolling-item::before,
.rolling-grid.count-10 .rolling-item::before {
    height: 2px;
}

.rolling-item:nth-child(4n+1)::before { background: #4285F4; }
.rolling-item:nth-child(4n+2)::before { background: #34A853; }
.rolling-item:nth-child(4n+3)::before { background: #FBBC04; }
.rolling-item:nth-child(4n+4)::before { background: #EA4335; }

/* 名字颜色规则 */
.rolling-item:nth-child(4n+1) .rolling-name { color: #4285F4; }
.rolling-item:nth-child(4n+2) .rolling-name { color: #34A853; }
.rolling-item:nth-child(4n+3) .rolling-name { color: #FBBC04; }
.rolling-item:nth-child(4n+4) .rolling-name { color: #EA4335; }

.rolling-item.winner {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.rolling-display::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: linear-gradient(90deg, 
        #4285F4 0%, 
        #34A853 33%, 
        #FBBC04 66%, 
        #EA4335 100%
    );
}

.rolling-display.rolling::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(66, 133, 244, 0.1), 
        transparent
    );
    animation: shimmer 1s infinite;
}

@keyframes shimmer {
    to {
        left: 100%;
    }
}

.rolling-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.rolling-name {
    font-weight: 700;
    color: #202124;
    margin: 0;
    animation: textPop 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    letter-spacing: -1px;
    word-break: break-word;
    overflow-wrap: break-word;
}

/* 根据数量调整字体大小 */
.rolling-grid.count-1 .rolling-name {
    font-size: 3.5em;
}

.rolling-grid.count-2 .rolling-name {
    font-size: 2.5em;
}

.rolling-grid.count-3 .rolling-name {
    font-size: 2em;
}

.rolling-grid.count-4 .rolling-name {
    font-size: 1.8em;
}

.rolling-grid.count-5 .rolling-name,
.rolling-grid.count-6 .rolling-name {
    font-size: 1.5em;
}

.rolling-grid.count-7 .rolling-name,
.rolling-grid.count-8 .rolling-name,
.rolling-grid.count-9 .rolling-name,
.rolling-grid.count-10 .rolling-name {
    font-size: 1.2em;
}

.rolling-phone {
    font-size: 1.2em;
    color: #4285F4;
    font-weight: 600;
    letter-spacing: 2px;
}

@keyframes textPop {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.rolling-display.rolling .rolling-name,
.rolling-display.rolling .rolling-phone {
    animation: textPop 0.1s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.lottery-actions {
    text-align: center;
    margin-bottom: 50px;
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-draw {
    background: white;
    color: #4285F4;
    border: none;
    padding: 24px 60px;
    font-size: 2em;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.12),
        0 8px 24px rgba(0, 0, 0, 0.16);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    letter-spacing: 0.5px;
}

.btn-draw-one {
    background: white;
    color: #4285F4;
}

.btn-draw-all {
    background: linear-gradient(135deg, #EA4335, #FBBC04);
    color: white;
}

.btn-draw:hover {
    transform: scale(1.05);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.12),
        0 16px 48px rgba(0, 0, 0, 0.24);
    background: linear-gradient(135deg, #4285F4, #34A853);
    color: white;
}

.btn-draw.active {
    background: linear-gradient(135deg, #EA4335, #FBBC04);
    color: white;
    animation: btnPulse 0.6s cubic-bezier(0.4, 0.0, 0.2, 1) infinite;
}

@keyframes btnPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.btn-draw:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    animation: none;
}

/* 当前中奖者列表 */
.current-winners {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.winner-card-small {
    background: white;
    padding: 28px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.12),
        0 4px 16px rgba(0, 0, 0, 0.14);
    animation: cardFadeIn 0.5s cubic-bezier(0.4, 0.0, 0.2, 1);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.winner-card-small::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
}

.winner-card-small:nth-child(4n+1)::before { background: #4285F4; }
.winner-card-small:nth-child(4n+2)::before { background: #34A853; }
.winner-card-small:nth-child(4n+3)::before { background: #FBBC04; }
.winner-card-small:nth-child(4n+4)::before { background: #EA4335; }

.winner-card-small:hover {
    transform: translateY(-8px);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.12),
        0 16px 48px rgba(0, 0, 0, 0.24);
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.winner-card-small .winner-rank {
    color: #5F6368;
    font-size: 0.95em;
    margin-bottom: 12px;
    font-weight: 500;
}

.winner-card-small .winner-name {
    font-size: 2em;
    font-weight: 700;
    color: #202124;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.winner-card-small:nth-child(4n+1) .winner-name { color: #4285F4; }
.winner-card-small:nth-child(4n+2) .winner-name { color: #34A853; }
.winner-card-small:nth-child(4n+3) .winner-name { color: #FBBC04; }
.winner-card-small:nth-child(4n+4) .winner-name { color: #EA4335; }

.winner-card-small .winner-phone {
    color: #5F6368;
    font-size: 1.2em;
    font-weight: 600;
}

/* 结果页面 */
#resultPage {
    padding: 30px 20px;
    overflow-y: auto !important;
    justify-content: center !important;
    align-items: center !important;
}

.result-title {
    text-align: center;
    color: white;
    font-size: 2.5em;
    margin-bottom: 30px;
    font-weight: 700;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: titleBounce 0.8s cubic-bezier(0.4, 0.0, 0.2, 1);
    letter-spacing: -1px;
}

@keyframes titleBounce {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.winners-list {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding: 0 20px;
    justify-content: center;
    align-content: center;
}

.winner-card {
    background: white;
    border-radius: 16px;
    padding: 24px 20px;
    text-align: center;
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.12),
        0 8px 24px rgba(0, 0, 0, 0.16);
    animation: cardPop 0.6s cubic-bezier(0.4, 0.0, 0.2, 1) backwards;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

/* 根据中奖人数动态调整样式 */
/* 1人 - 超大 */
.winner-count-1 .winner-card {
    flex: 0 0 calc(100% - 40px);
    max-width: 600px;
    padding: 60px 40px;
    border-radius: 32px;
}
.winner-count-1 .winner-rank { font-size: 1.5em; margin-bottom: 20px; }
.winner-count-1 .winner-name { font-size: 4em; margin-bottom: 20px; }
.winner-count-1 .winner-phone { font-size: 2em; }

/* 2-3人 - 大 */
.winner-count-2 .winner-card,
.winner-count-3 .winner-card {
    flex: 0 0 calc(50% - 15px);
    max-width: 500px;
    padding: 48px 32px;
    border-radius: 28px;
}
.winner-count-2 .winner-rank,
.winner-count-3 .winner-rank { font-size: 1.2em; margin-bottom: 16px; }
.winner-count-2 .winner-name,
.winner-count-3 .winner-name { font-size: 3.2em; margin-bottom: 16px; }
.winner-count-2 .winner-phone,
.winner-count-3 .winner-phone { font-size: 1.8em; }

/* 4-6人 - 中等 */
.winner-count-4 .winner-card,
.winner-count-5 .winner-card,
.winner-count-6 .winner-card {
    flex: 0 0 calc(33.333% - 14px);
    max-width: 400px;
    padding: 36px 28px;
    border-radius: 24px;
}
.winner-count-4 .winner-rank,
.winner-count-5 .winner-rank,
.winner-count-6 .winner-rank { font-size: 1.1em; margin-bottom: 14px; }
.winner-count-4 .winner-name,
.winner-count-5 .winner-name,
.winner-count-6 .winner-name { font-size: 2.6em; margin-bottom: 14px; }
.winner-count-4 .winner-phone,
.winner-count-5 .winner-phone,
.winner-count-6 .winner-phone { font-size: 1.5em; }

/* 7-10人 - 中小 */
.winner-count-7 .winner-card,
.winner-count-8 .winner-card,
.winner-count-9 .winner-card,
.winner-count-10 .winner-card {
    flex: 0 0 calc(25% - 15px);
    max-width: 320px;
    padding: 28px 24px;
    border-radius: 20px;
}
.winner-count-7 .winner-rank,
.winner-count-8 .winner-rank,
.winner-count-9 .winner-rank,
.winner-count-10 .winner-rank { font-size: 1em; margin-bottom: 12px; }
.winner-count-7 .winner-name,
.winner-count-8 .winner-name,
.winner-count-9 .winner-name,
.winner-count-10 .winner-name { font-size: 2.2em; margin-bottom: 12px; }
.winner-count-7 .winner-phone,
.winner-count-8 .winner-phone,
.winner-count-9 .winner-phone,
.winner-count-10 .winner-phone { font-size: 1.3em; }

/* 11-20人 - 小 */
.winner-count-11 .winner-card,
.winner-count-12 .winner-card,
.winner-count-13 .winner-card,
.winner-count-14 .winner-card,
.winner-count-15 .winner-card,
.winner-count-16 .winner-card,
.winner-count-17 .winner-card,
.winner-count-18 .winner-card,
.winner-count-19 .winner-card,
.winner-count-20 .winner-card {
    flex: 0 0 calc(20% - 16px);
    max-width: 260px;
    padding: 20px 16px;
    border-radius: 16px;
}
.winner-count-11 .winner-rank,
.winner-count-12 .winner-rank,
.winner-count-13 .winner-rank,
.winner-count-14 .winner-rank,
.winner-count-15 .winner-rank,
.winner-count-16 .winner-rank,
.winner-count-17 .winner-rank,
.winner-count-18 .winner-rank,
.winner-count-19 .winner-rank,
.winner-count-20 .winner-rank { font-size: 0.9em; margin-bottom: 10px; }
.winner-count-11 .winner-name,
.winner-count-12 .winner-name,
.winner-count-13 .winner-name,
.winner-count-14 .winner-name,
.winner-count-15 .winner-name,
.winner-count-16 .winner-name,
.winner-count-17 .winner-name,
.winner-count-18 .winner-name,
.winner-count-19 .winner-name,
.winner-count-20 .winner-name { font-size: 1.8em; margin-bottom: 10px; }
.winner-count-11 .winner-phone,
.winner-count-12 .winner-phone,
.winner-count-13 .winner-phone,
.winner-count-14 .winner-phone,
.winner-count-15 .winner-phone,
.winner-count-16 .winner-phone,
.winner-count-17 .winner-phone,
.winner-count-18 .winner-phone,
.winner-count-19 .winner-phone,
.winner-count-20 .winner-phone { font-size: 1.1em; }

/* 21+人 - 超小 */
.winners-list[class*="winner-count-"]:not(.winner-count-1):not(.winner-count-2):not(.winner-count-3):not(.winner-count-4):not(.winner-count-5):not(.winner-count-6):not(.winner-count-7):not(.winner-count-8):not(.winner-count-9):not(.winner-count-10):not(.winner-count-11):not(.winner-count-12):not(.winner-count-13):not(.winner-count-14):not(.winner-count-15):not(.winner-count-16):not(.winner-count-17):not(.winner-count-18):not(.winner-count-19):not(.winner-count-20) .winner-card {
    flex: 0 0 calc(16.666% - 17px);
    max-width: 200px;
    padding: 16px 12px;
    border-radius: 12px;
}
.winners-list[class*="winner-count-"]:not(.winner-count-1):not(.winner-count-2):not(.winner-count-3):not(.winner-count-4):not(.winner-count-5):not(.winner-count-6):not(.winner-count-7):not(.winner-count-8):not(.winner-count-9):not(.winner-count-10):not(.winner-count-11):not(.winner-count-12):not(.winner-count-13):not(.winner-count-14):not(.winner-count-15):not(.winner-count-16):not(.winner-count-17):not(.winner-count-18):not(.winner-count-19):not(.winner-count-20) .winner-rank { font-size: 0.8em; margin-bottom: 8px; }
.winners-list[class*="winner-count-"]:not(.winner-count-1):not(.winner-count-2):not(.winner-count-3):not(.winner-count-4):not(.winner-count-5):not(.winner-count-6):not(.winner-count-7):not(.winner-count-8):not(.winner-count-9):not(.winner-count-10):not(.winner-count-11):not(.winner-count-12):not(.winner-count-13):not(.winner-count-14):not(.winner-count-15):not(.winner-count-16):not(.winner-count-17):not(.winner-count-18):not(.winner-count-19):not(.winner-count-20) .winner-name { font-size: 1.5em; margin-bottom: 8px; }
.winners-list[class*="winner-count-"]:not(.winner-count-1):not(.winner-count-2):not(.winner-count-3):not(.winner-count-4):not(.winner-count-5):not(.winner-count-6):not(.winner-count-7):not(.winner-count-8):not(.winner-count-9):not(.winner-count-10):not(.winner-count-11):not(.winner-count-12):not(.winner-count-13):not(.winner-count-14):not(.winner-count-15):not(.winner-count-16):not(.winner-count-17):not(.winner-count-18):not(.winner-count-19):not(.winner-count-20) .winner-phone { font-size: 0.95em; }

.winner-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
}

.winner-card:nth-child(4n+1)::before { background: #4285F4; }
.winner-card:nth-child(4n+2)::before { background: #34A853; }
.winner-card:nth-child(4n+3)::before { background: #FBBC04; }
.winner-card:nth-child(4n+4)::before { background: #EA4335; }

.winner-card:hover {
    transform: translateY(-6px);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.12),
        0 12px 32px rgba(0, 0, 0, 0.20);
}

@keyframes cardPop {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.winner-card:nth-child(1) { animation-delay: 0.1s; }
.winner-card:nth-child(2) { animation-delay: 0.2s; }
.winner-card:nth-child(3) { animation-delay: 0.3s; }
.winner-card:nth-child(4) { animation-delay: 0.4s; }
.winner-card:nth-child(5) { animation-delay: 0.5s; }

/* 基础样式（会被动态class覆盖） */
.winner-rank {
    color: #5F6368;
    font-weight: 500;
}

.winner-name {
    font-weight: 700;
    color: #202124;
    letter-spacing: -0.5px;
}

.winner-card:nth-child(4n+1) .winner-name { color: #4285F4; }
.winner-card:nth-child(4n+2) .winner-name { color: #34A853; }
.winner-card:nth-child(4n+3) .winner-name { color: #FBBC04; }
.winner-card:nth-child(4n+4) .winner-name { color: #EA4335; }

.winner-phone {
    color: #5F6368;
    font-weight: 600;
    letter-spacing: 2px;
}

.result-actions {
    text-align: center;
    display: flex;
    gap: 24px;
    justify-content: center;
    max-width: 700px;
    margin: 30px auto 50px;
    padding: 0 20px;
}

.btn-action {
    flex: 1;
    padding: 20px 48px;
    font-size: 1.6em;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    letter-spacing: 0.5px;
}

.btn-action:hover {
    transform: translateY(-4px);
    box-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.12),
        0 16px 48px rgba(0, 0, 0, 0.24);
}

.btn-primary {
    background: white;
    color: #4285F4;
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.12),
        0 8px 24px rgba(0, 0, 0, 0.16);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4285F4, #34A853);
    color: white;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    backdrop-filter: blur(10px);
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.12),
        0 4px 16px rgba(0, 0, 0, 0.14);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.4);
}

/* 烟花特效 */
.firework {
    position: fixed;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    animation: fireworkExplode 1.2s ease-out forwards;
}

@keyframes fireworkExplode {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(var(--tx), var(--ty)) scale(0);
        opacity: 0;
    }
}

/* 响应式设计 */
/* 中等屏幕响应式 */
@media (max-width: 1024px) {
    .winner-card {
        flex: 0 0 calc(33.333% - 14px);
    }
}

@media (max-width: 768px) {
    .main-title {
        font-size: 3em;
        letter-spacing: -1px;
    }
    
    .info-box {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
    
    .btn-start {
        font-size: 1.8em;
        padding: 20px 48px;
    }
    
    .lottery-header h2 {
        font-size: 2.5em;
    }
    
    .rolling-display {
        padding: 60px 30px;
        min-height: 320px;
    }
    
    .rolling-name {
        font-size: 3.5em;
    }
    
    .rolling-phone {
        font-size: 2em;
    }
    
    .btn-draw {
        font-size: 1.8em;
        padding: 20px 56px;
    }
    
    .result-title {
        font-size: 2em;
    }
    
    .winner-name {
        font-size: 1.8em;
    }
    
    .winner-phone {
        font-size: 1em;
    }
    
    .result-actions {
        flex-direction: column;
    }
    
    .winner-card {
        flex: 0 0 calc(50% - 10px);
    }
}

/* 小屏幕响应式 */
@media (max-width: 480px) {
    .winner-card {
        flex: 0 0 100%;
        max-width: 100%;
    }
}