/* ========== Reset & Base ========== */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: #f5f0e8;
    color: #333;
    line-height: 1.6;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ========== Hero Banner ========== */
.hero {
    position: relative;
    min-height: 650px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: url(../images/banner.jpg);
    background-size: cover;
    background-position: center;
    /* background: linear-gradient(135deg, #a0151d 0%, #c8161d 30%, #d9261c 60%, #b0141d 100%); */
    overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        radial-gradient(circle at 20% 30%, rgba(255,215,0,0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255,200,50,0.12) 0%, transparent 50%),
        radial-gradient(circle at 50% 50%, rgba(255,180,30,0.08) 0%, transparent 70%);
}
/* 水墨纹理 */
.hero::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        repeating-linear-gradient(45deg, transparent, transparent 60px, rgba(255,215,0,0.03) 60px, rgba(255,215,0,0.03) 61px),
        repeating-linear-gradient(-45deg, transparent, transparent 80px, rgba(255,200,50,0.025) 80px, rgba(255,200,50,0.025) 81px);
}
.hero-inner {
    position: relative;
    z-index: 2;
    padding: 60px 20px;
    max-width: 900px;
}
.hero-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ffd700, #ffaa00);
    color: #8b0000;
    font-size: 16px;
    font-weight: 700;
    padding: 6px 24px;
    border-radius: 30px;
    margin-bottom: 24px;
    letter-spacing: 2px;
    box-shadow: 0 4px 15px rgba(255,215,0,0.4);
    animation: badgePulse 2s ease-in-out infinite;
}
@keyframes badgePulse {
    0%,100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}
.hero h1 {
    font-size: 52px;
    font-weight: 900;
    color: #fff;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3), 0 0 40px rgba(255,215,0,0.3);
    margin-bottom: 16px;
    letter-spacing: 4px;
    animation: fadeInUp 1s ease 0.2s both;
}
.hero h1 .gold-text {
    background: linear-gradient(180deg, #fff5cc 0%, #ffd700 40%, #f0a500 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
}
.hero-subtitle {
    font-size: 24px;
    color: rgba(255,255,255,0.9);
    margin-bottom: 40px;
    letter-spacing: 6px;
    animation: fadeInUp 1s ease 0.4s both;
}
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.6s both;
}
.hero-stat {
    text-align: center;
}
.hero-stat-num {
    font-size: 42px;
    font-weight: 900;
    color: #ffd700;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
    line-height: 1;
}
.hero-stat-label {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    margin-top: 6px;
    letter-spacing: 1px;
}
.hero-btn-group {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 1s ease 0.8s both;
}
.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 40px;
    font-size: 18px;
    font-weight: 700;
    border-radius: 40px;
    transition: all 0.3s ease;
    letter-spacing: 2px;
}
.hero-btn-primary {
    background: linear-gradient(135deg, #ffd700, #ff9500);
    color: #8b0000;
    box-shadow: 0 6px 25px rgba(255,165,0,0.5);
}
.hero-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(255,165,0,0.6);
}
.hero-btn-outline {
    background: rgba(255,255,255,0.15);
    color: #fff;
    border: 2px solid rgba(255,215,0,0.6);
}
.hero-btn-outline:hover {
    background: rgba(255,255,255,0.25);
    border-color: #ffd700;
}

/* 装饰元素 */
.hero-deco {
    position: absolute;
    opacity: 0.08;
    pointer-events: none;
}
.hero-deco-1 { top: 40px; left: 40px; width: 120px; height: 120px; border: 3px solid #ffd700; border-radius: 50%; }
.hero-deco-2 { bottom: 40px; right: 60px; width: 80px; height: 80px; border: 3px solid #ffd700; transform: rotate(45deg); }
.hero-deco-3 { top: 50%; left: 5%; width: 60px; height: 60px; border: 2px solid #fff; border-radius: 50%; }

/* ========== 通用 Section ========== */
.section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 70px 20px;
    position: relative;
}
.section-title {
    text-align: center;
    margin-bottom: 50px;
    position: relative;
}
.section-title h2 {
    font-size: 36px;
    font-weight: 900;
    color: #c8161d;
    letter-spacing: 3px;
    display: inline-block;
    position: relative;
}
.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, transparent, #ffd700, transparent);
    border-radius: 2px;
}
.section-title p {
    margin-top: 20px;
    font-size: 15px;
    color: #999;
    letter-spacing: 2px;
}

/* ========== 亮点区 ========== */
.highlights {
    background: #fff;
    position: relative;
    z-index: 3;
    margin-top: -20px;
    border-radius: 20px;
    box-shadow: 0 10px 50px rgba(139,0,0,0.12);
    padding: 50px 40px;
    max-width: 1140px;
}
.highlights-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}
.highlight-card {
    text-align: center;
    padding: 30px 15px;
    border-radius: 16px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}
.highlight-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: linear-gradient(90deg, #c8161d, #ffd700);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}
.highlight-card:hover {
    background: linear-gradient(180deg, #fff9f0 0%, #fff 100%);
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(200,22,29,0.12);
}
.highlight-card:hover::before {
    transform: scaleX(1);
}
.highlight-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #fff0e6, #ffe0d0);
    color: #c8161d;
    transition: all 0.4s ease;
}
.highlight-card:hover .highlight-icon {
    background: linear-gradient(135deg, #c8161d, #d9261c);
    color: #fff;
    transform: scale(1.1) rotate(5deg);
}
.highlight-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
}
.highlight-card p {
    font-size: 13px;
    color: #888;
    line-height: 1.7;
}

/* ========== 模考日历 ========== */
.calendar-section {
    background: linear-gradient(180deg, #fff5f5 0%, #f5f0e8 100%);
}
.calendar-wrap {
    background: #fff;
    border-radius: 20px;
    padding: 50px 40px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.06);
}
.calendar-time-info {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}
.time-info-card {
    display: flex;
    align-items: center;
    gap: 15px;
    background: linear-gradient(135deg, #fff8f0, #fff0e6);
    padding: 18px 30px;
    border-radius: 14px;
    border: 1px solid #ffe0d0;
}
.time-info-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 22px;
    color: #fff;
}
.time-info-icon.am { background: linear-gradient(135deg, #ff9966, #ff5e62); }
.time-info-icon.pm { background: linear-gradient(135deg, #667eea, #764ba2); }
.time-info-text strong { font-size: 20px; color: #333; display: block; }
.time-info-text span { font-size: 13px; color: #999; }

.calendar-timeline {
    position: relative;
    padding: 20px 0;
}
.calendar-timeline::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 3px;
    background: repeating-linear-gradient(90deg, #c8161d 0, #c8161d 8px, transparent 8px, transparent 16px);
    transform: translateY(-50%);
}
.calendar-dates {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
    position: relative;
    z-index: 2;
}
.date-card {
    background: #fff;
    border: 2px solid #ffd4d4;
    border-radius: 14px;
    padding: 20px 8px;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}
.date-card::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 16px;
    background: #c8161d;
    border: 3px solid #fff;
    border-radius: 50%;
    box-shadow: 0 0 0 2px #c8161d;
}
.date-card:hover {
    border-color: #c8161d;
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(200,22,29,0.15);
}
.date-card .round {
    display: inline-block;
    background: linear-gradient(135deg, #c8161d, #d9261c);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 3px 14px;
    border-radius: 20px;
    margin-bottom: 10px;
}
.date-card .date {
    font-size: 17px;
    font-weight: 800;
    color: #c8161d;
    margin-bottom: 4px;
}
.date-card .weekday {
    font-size: 12px;
    color: #999;
}

/* ========== 模考说明 ========== */
.desc-section { background: #fff; }
.desc-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.desc-card {
    border-radius: 18px;
    overflow: hidden;
    transition: all 0.4s ease;
    position: relative;
}
.desc-card-top {
    padding: 35px 30px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}
.desc-card:nth-child(1) .desc-card-top { background: linear-gradient(135deg, #c8161d, #e2362c); }
.desc-card:nth-child(2) .desc-card-top { background: linear-gradient(135deg, #b8860b, #daa520); }
.desc-card:nth-child(3) .desc-card-top { background: linear-gradient(135deg, #2c3e50, #4a5568); }
.desc-card-top::after {
    content: '';
    position: absolute;
    bottom: -20px;
    right: -20px;
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
}
.desc-card-icon {
    font-size: 40px;
    margin-bottom: 12px;
}
.desc-card-top h3 {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 2px;
}
.desc-card-body {
    background: #fff;
    padding: 30px;
    border: 1px solid #f0f0f0;
    border-top: none;
    border-radius: 0 0 18px 18px;
}
.desc-card-body p {
    font-size: 14px;
    color: #666;
    line-height: 1.9;
}
.desc-card-body .feature-tag {
    display: inline-block;
    background: #fff5f0;
    color: #c8161d;
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 12px;
    margin: 4px 4px 10px 0;
    font-weight: 600;
}
.desc-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.12);
}

/* ========== 往期模考回顾 ========== */
.gallery-section {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}
.gallery-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(255,215,0,0.08) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(200,22,29,0.1) 0%, transparent 40%);
}
.gallery-section .section-title h2 {
    color: #ffd700;
}
.gallery-section .section-title h2::after {
    background: linear-gradient(90deg, transparent, #c8161d, transparent);
}
.gallery-section .section-title p { color: rgba(255,255,255,0.5); }

.gallery-carousel {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 16px;
}
.gallery-viewport {
    flex: 1;
    overflow: hidden;
    border-radius: 16px;
}
.gallery-track {
    display: flex;
    gap: 18px;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}
.gallery-item {
    flex: 0 0 calc((100% - 54px) / 3);
    aspect-ratio: 1 / 1;
    border-radius: 14px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,215,0,0.1);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.gallery-item:hover {
    border-color: rgba(255,215,0,0.4);
    box-shadow: 0 8px 30px rgba(255,215,0,0.15);
}
.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}
.gallery-item:hover img {
    transform: scale(1.08);
}
.gallery-item-label {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    padding: 30px 14px 12px;
    background: linear-gradient(0deg, rgba(0,0,0,0.7) 0%, transparent 100%);
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    text-align: center;
    letter-spacing: 1px;
}

.gallery-arrow {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(255,215,0,0.15);
    border: 2px solid rgba(255,215,0,0.3);
    color: #ffd700;
    font-size: 22px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 3;
}
.gallery-arrow:hover {
    background: rgba(255,215,0,0.3);
    border-color: #ffd700;
    transform: scale(1.1);
}

.gallery-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 28px;
    position: relative;
    z-index: 2;
}
.gallery-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}
.gallery-dot.active {
    width: 30px;
    border-radius: 5px;
    background: linear-gradient(90deg, #ffd700, #ff9500);
}

/* ========== 考试流程 ========== */
.process-section { background: #fff; }
.process-timeline {
    position: relative;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
}
.process-timeline::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 60px;
    right: 60px;
    height: 4px;
    background: linear-gradient(90deg, #c8161d, #ffd700, #c8161d);
    border-radius: 2px;
}
.process-step {
    position: relative;
    z-index: 2;
    flex: 1;
    text-align: center;
    padding: 0 10px;
}
.process-step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: #fff;
    border: 4px solid #c8161d;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: #c8161d;
    transition: all 0.3s ease;
    position: relative;
}
.process-step-icon::after {
    content: attr(data-step);
    position: absolute;
    top: -8px;
    right: -8px;
    width: 28px;
    height: 28px;
    background: #ffd700;
    color: #8b0000;
    border-radius: 50%;
    font-size: 14px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #fff;
}
.process-step:hover .process-step-icon {
    background: linear-gradient(135deg, #c8161d, #d9261c);
    color: #fff;
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(200,22,29,0.3);
}
.process-step h4 {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
}
.process-step p {
    font-size: 13px;
    color: #888;
    line-height: 1.8;
}
.process-step .tag {
    display: inline-block;
    margin-top: 8px;
    background: #fff5f0;
    color: #c8161d;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 12px;
}

/* ========== 奖品设置 ========== */
.prize-section {
    background: linear-gradient(180deg, #2d0a0e 0%, #1a0506 100%);
    color: #fff;
    position: relative;
    overflow: hidden;
}
.prize-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        radial-gradient(circle at 30% 20%, rgba(255,215,0,0.06) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(200,22,29,0.08) 0%, transparent 50%);
}
/* 金币飘落装饰 */
.prize-section::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        radial-gradient(circle at 15% 30%, rgba(255,215,0,0.04) 2px, transparent 3px),
        radial-gradient(circle at 85% 60%, rgba(255,215,0,0.04) 2px, transparent 3px),
        radial-gradient(circle at 50% 90%, rgba(255,215,0,0.03) 1px, transparent 2px);
}
.prize-section .section-title h2 {
    color: #ffd700;
}
.prize-section .section-title h2::after {
    background: linear-gradient(90deg, transparent, #c8161d, transparent);
}
.prize-section .section-title p { color: rgba(255,255,255,0.4); }

.prize-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    position: relative;
    z-index: 2;
    margin-bottom: 20px
}
.prize-card {
    border-radius: 18px;
    padding: 35px 30px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    border: 1px solid rgba(255,215,0,0.15);
}
 .prize-icon{
    display: flex;
    justify-content: space-between;
} 
.prize-card:hover {
    transform: translateY(-6px);
    border-color: rgba(255,215,0,0.4);
    box-shadow: 0 15px 40px rgba(255,215,0,0.1);
}
.prize-card-1 {
    background: linear-gradient(135deg, rgba(255,215,0,0.08), rgba(255,165,0,0.05));
}
.prize-card-2 {
    background: linear-gradient(135deg, rgba(192,192,192,0.08), rgba(220,220,220,0.05));
}
.prize-card-3 {
    background: linear-gradient(135deg, rgba(255,215,0,0.12), rgba(200,22,29,0.08));
}
.prize-card-4 {
    text-align: center;
    background: linear-gradient(135deg, rgba(200,22,29,0.15), rgba(255,215,0,0.1));
    border: 2px solid rgba(255,215,0,0.3);
}
.prize-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 18px;
}
.prize-card-1 .prize-badge { background: linear-gradient(135deg, #ffd700, #ff9500); color: #8b0000; }
.prize-card-2 .prize-badge { background: linear-gradient(135deg, #c0c0c0, #dcdcdc); color: #333; }
.prize-card-3 .prize-badge { background: linear-gradient(135deg, #ffd700, #c8161d); color: #fff; }
.prize-card-4 .prize-badge { background: linear-gradient(135deg, #c8161d, #ffd700); color: #fff; font-size: 15px; padding: 8px 20px; }
.prize-card h3 {
    font-size: 26px;
    color: #ffd700;
    margin-bottom: 12px;
    font-weight: 800;
}
.prize-card-4 h3 { font-size: 26px; color: #ffd700; }
.prize-card p {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    line-height: 1.9;
    margin-bottom: 16px;
}
.prize-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}
.prize-item {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.08);
    padding: 8px 16px;
    border-radius: 10px;
    font-size: 13px;
    color: #fff;
}
.prize-item strong { color: #ffd700; font-size: 16px; }
.prize-card-4 .prize-item {
    background: linear-gradient(135deg, rgba(255,215,0,0.15), rgba(200,22,29,0.1));
    border: 1px solid rgba(255,215,0,0.2);
}
.prize-card-4 .prize-item strong { font-size: 20px; }

/* ========== 参与福利 ========== */
.benefit-section { background: #fff; }
.benefit-banner {
    background: linear-gradient(135deg, #c8161d 0%, #d9261c 50%, #b0141d 100%);
    border-radius: 20px;
    padding: 50px 40px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    position: relative;
    overflow: hidden;
}
.benefit-banner::before {
    content: '';
    position: absolute;
    top: -50px; right: -50px;
    width: 200px; height: 200px;
    background: rgba(255,215,0,0.1);
    border-radius: 50%;
}
.benefit-banner::after {
    content: '';
    position: absolute;
    bottom: -30px; left: -30px;
    width: 150px; height: 150px;
    background: rgba(255,215,0,0.08);
    border-radius: 50%;
}
.benefit-content {
    position: relative;
    z-index: 2;
    flex: 1;
}
.benefit-content .tag {
    display: inline-block;
    background: rgba(255,215,0,0.2);
    color: #ffd700;
    font-size: 13px;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 12px;
    margin-bottom: 12px;
    letter-spacing: 1px;
}
.benefit-content h3 {
    font-size: 28px;
    font-weight: 900;
    margin-bottom: 10px;
    letter-spacing: 2px;
}
.benefit-content p {
    font-size: 15px;
    color: rgba(255,255,255,0.85);
    line-height: 1.8;
}
.benefit-visual {
    position: relative;
    z-index: 2;
    text-align: center;
    flex-shrink: 0;
}
.benefit-visual .gift-icon {
    font-size: 80px;
    animation: giftFloat 3s ease-in-out infinite;
}
@keyframes giftFloat {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}
.benefit-visual .member-text {
    margin-top: 12px;
    font-size: 14px;
    color: #ffd700;
    font-weight: 700;
}

/* 小红书福利banner */
.benefit-banner-xhs {
    background: linear-gradient(135deg, #c8161d 0%, #e2362c 50%, #ff4757 100%);
    border-radius: 20px;
    padding: 50px 40px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    position: relative;
    overflow: hidden;
    margin-top: 25px;
}
.benefit-banner-xhs::before {
    content: '';
    position: absolute;
    top: -50px; right: -50px;
    width: 200px; height: 200px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
}
.benefit-banner-xhs::after {
    content: '';
    position: absolute;
    bottom: -30px; left: -30px;
    width: 150px; height: 150px;
    background: rgba(255,255,255,0.08);
    border-radius: 50%;
}
.benefit-banner-xhs .xhs-tag {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 12px;
    margin-bottom: 12px;
    letter-spacing: 1px;
}
.benefit-banner-xhs h3 {
    font-size: 28px;
    font-weight: 900;
    margin-bottom: 10px;
    letter-spacing: 2px;
}
.benefit-banner-xhs p {
    font-size: 15px;
    color: rgba(255,255,255,0.85);
    line-height: 1.8;
}
.xhs-visual {
    position: relative;
    z-index: 2;
    text-align: center;
    flex-shrink: 0;
}
.xhs-visual .xhs-icon {
    font-size: 80px;
    animation: giftFloat 3s ease-in-out infinite;
}
.xhs-visual .xhs-text {
    margin-top: 12px;
    font-size: 14px;
    color: #ffd700;
    font-weight: 700;
}

/* ========== 参与方式 CTA ========== */
.cta-section {
    background: linear-gradient(135deg, #1a0506 0%, #2d0a0e 50%, #1a0506 100%);
    text-align: center;
    padding: 80px 20px;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(200,22,29,0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255,215,0,0.08) 0%, transparent 50%);
}
.cta-inner {
    position: relative;
    z-index: 2;
    max-width: 700px;
    margin: 0 auto;
}
.cta-inner h2 {
    font-size: 36px;
    font-weight: 900;
    color: #ffd700;
    margin-bottom: 20px;
    letter-spacing: 3px;
}
.cta-inner p {
    font-size: 16px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 35px;
    line-height: 2;
}
.cta-methods {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 35px;
    flex-wrap: wrap;
}
.cta-method {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 28px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,215,0,0.2);
    border-radius: 14px;
    color: #fff;
    font-size: 15px;
    transition: all 0.3s ease;
}
.cta-method:hover {
    background: rgba(255,255,255,0.12);
    border-color: #ffd700;
    transform: translateY(-3px);
}
.cta-method .icon { font-size: 24px; }
.cta-method strong { color: #ffd700; }
.cta-btn {
    display: inline-block;
    padding: 16px 50px;
    background: linear-gradient(135deg, #ffd700, #ff9500);
    color: #8b0000;
    font-size: 20px;
    font-weight: 800;
    border-radius: 50px;
    letter-spacing: 3px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 30px rgba(255,165,0,0.4);
    cursor: pointer;
    border: none;
}
.cta-btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(255,165,0,0.5);
}

/* ========== Footer ========== */
.site-footer {
    background: #0d0d0d;
    color: #666;
    text-align: center;
    padding: 40px 20px;
    font-size: 13px;
    line-height: 2;
}
.site-footer a { color: #999; }

/* ========== 动画 ========== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
.animate-in {
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .hero { min-height: 600px;background-image: url(../images/banner_m.jpg); }
    .highlights-grid { grid-template-columns: repeat(2, 1fr); }
    .desc-grid { grid-template-columns: 1fr; }
    .paper-content { grid-template-columns: 1fr; }
    .paper-visual { margin-bottom: 40px; }
    .calendar-dates { grid-template-columns: repeat(3, 1fr); }
    .prize-grid { grid-template-columns: 1fr; }
    .process-timeline { flex-direction: column; gap: 30px; }
    .process-timeline::before { display: none; }
    .benefit-banner { flex-direction: column; text-align: center; }
    .benefit-banner-xhs { flex-direction: column; text-align: center; }
}
@media (max-width: 640px) {
    .hero { min-height: 400px;background-image: url(../images/banner_mm.jpg); }
    .hero h1 { font-size: 32px; letter-spacing: 2px; }
    .hero-subtitle { font-size: 18px; letter-spacing: 3px; }
    .hero-stats { gap: 20px; }
    .hero-stat-num { font-size: 32px; }
	.highlights{
		margin-top: 0px;
		padding: 10px;
	}
    .section-title h2 { font-size: 26px; }
    /* .highlights-grid { grid-template-columns: 1fr; } */
    .gallery-item { flex: 0 0 calc((100%)); }
    .calendar-dates { grid-template-columns: repeat(2, 1fr); }
    .hero-btn-group { flex-direction: column; align-items: center; }
    .cta-methods { flex-direction: column; }
}

/* ========== 报名按钮 ========== */
.signup-btn {
    display: block;
    width: 100%;
    margin-top: 10px;
    padding: 6px 4px;
    background: linear-gradient(135deg, #c8161d, #d9261c);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 1px;
}
.signup-btn:hover {
    background: linear-gradient(135deg, #d9261c, #e2362c);
    box-shadow: 0 4px 15px rgba(200,22,29,0.3);
    transform: translateY(-2px);
}
.signup-btn-disabled {
    background: #d0d0d0 !important;
    color: #999 !important;
    cursor: not-allowed !important;
    box-shadow: none !important;
    transform: none !important;
}
.date-card.ended {
    opacity: 0.55;
}
.date-card.ended .round {
    background: linear-gradient(135deg, #aaa, #bbb);
}
.date-card.ended .date {
    color: #999;
}

/* ========== 二维码弹窗 ========== */
.qr-modal-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.65);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}
.qr-modal-overlay.active {
    display: flex;
}
.qr-modal {
    background: #fff;
    border-radius: 20px;
    padding: 40px 35px 30px;
    text-align: center;
    max-width: 360px;
    width: 90%;
    position: relative;
    animation: modalIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
@keyframes modalIn {
    from { opacity: 0; transform: scale(0.7) translateY(30px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}
.qr-modal-close {
    position: absolute;
    top: 12px;
    right: 14px;
    width: 32px;
    height: 32px;
    background: #f5f5f5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 20px;
    color: #999;
    transition: all 0.2s ease;
    border: none;
    line-height: 1;
}
.qr-modal-close:hover {
    background: #e8e8e8;
    color: #333;
    transform: rotate(90deg);
}
.qr-modal-round {
    display: inline-block;
    background: linear-gradient(135deg, #c8161d, #d9261c);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    padding: 5px 18px;
    border-radius: 20px;
    margin-bottom: 14px;
    letter-spacing: 1px;
}
.qr-modal-title {
    font-size: 24px;
    font-weight: 900;
    color: #c8161d;
    margin-bottom: 6px;
    letter-spacing: 2px;
}
.qr-modal-subtitle {
    font-size: 14px;
    color: #999;
    margin-bottom: 25px;
}
.qr-code-box {
    width: 200px;
    height: 200px;
    margin: 0 auto 22px;
    border-radius: 12px;
    overflow: hidden;
}
.qr-code-box img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: contain;
}
.qr-modal-info {
    background: linear-gradient(135deg, #fff8f3, #fff0e6);
    border-radius: 12px;
    padding: 16px 22px;
    margin-bottom: 6px;
    text-align: left;
}
.qr-modal-info p {
    font-size: 13px;
    color: #666;
    line-height: 2;
}
.qr-modal-info p strong {
    color: #c8161d;
}
.qr-modal-tip {
    font-size: 12px;
    color: #ccc;
    margin-top: 10px;
}
.qr-scan-hint {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: #c8161d;
    font-weight: 600;
    margin-bottom: 18px;
}
.qr-scan-hint::before {
    content: '';
    width: 6px;
    height: 6px;
    background: #c8161d;
    border-radius: 50%;
    animation: dotPulse 1.5s ease-in-out infinite;
}
@keyframes dotPulse {
    0%,100% { opacity: 0.3; }
    50% { opacity: 1; }
}