/* ========================================
   足球预测网 - 全局样式
   更新时间：2026 年 3 月 9 日
   ======================================== */

/* CSS Reset & 基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1e3c72;
    --secondary-color: #2a5298;
    --accent-color: #f39c12;
    --success-color: #27ae60;
    --danger-color: #e74c3c;
    --warning-color: #f1c40f;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --text-color: #333;
    --text-light: #666;
    --border-color: #ddd;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 5px 20px rgba(0, 0, 0, 0.15);
    --gradient-primary: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    --gradient-gold: linear-gradient(135deg, #f39c12 0%, #e74c3c 100%);
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #f5f7fa;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   导航栏
   ======================================== */
.navbar {
    background: var(--gradient-primary);
    color: white;
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
}

.logo i {
    font-size: 32px;
    animation: rotate 3s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-menu a {
    color: white;
    padding: 8px 16px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    background: rgba(255, 255, 255, 0.2);
}

.btn-register {
    background: var(--accent-color) !important;
    color: white !important;
    font-weight: bold;
}

.btn-register:hover {
    background: #e67e22 !important;
    transform: translateY(-2px);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 3px;
}

/* ========================================
   Hero 区域
   ======================================== */
.hero {
    background: var(--gradient-primary);
    color: white;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"%3E%3Ccircle cx="50" cy="50" r="2" fill="rgba(255,255,255,0.1)"/%3E%3C/svg%3E');
    opacity: 0.3;
}

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

.hero-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

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

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 42px;
    font-weight: bold;
    color: var(--accent-color);
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
}

.btn-primary {
    display: inline-block;
    background: var(--accent-color);
    color: white;
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: bold;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background: #e67e22;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.btn-secondary {
    display: inline-block;
    background: transparent;
    color: white;
    padding: 15px 40px;
    border-radius: 30px;
    font-size: 18px;
    font-weight: bold;
    border: 2px solid white;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

.btn-large {
    padding: 18px 50px;
    font-size: 20px;
}

/* ========================================
   通用区块样式
   ======================================== */
section {
    padding: 60px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-light);
}

.view-all {
    color: var(--primary-color);
    font-weight: bold;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    margin-top: 15px;
}

.view-all:hover {
    gap: 10px;
}

/* ========================================
   重点推荐区域
   ======================================== */
.featured-predictions {
    background: white;
}

.prediction-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.prediction-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
    border: 2px solid transparent;
}

.prediction-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.prediction-card.featured {
    border-color: var(--accent-color);
}

.card-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--gradient-gold);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    z-index: 1;
}

.card-header {
    background: var(--gradient-primary);
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header .league {
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-body {
    padding: 25px;
}

.teams {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.team {
    text-align: center;
    flex: 1;
}

.team-logo {
    width: 70px;
    height: 70px;
    margin: 0 auto 10px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--light-color);
}

.team-logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-name {
    display: block;
    font-weight: bold;
    font-size: 14px;
}

.vs {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary-color);
    padding: 0 20px;
}

.prediction-info {
    background: var(--light-color);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.prediction-type {
    font-size: 18px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.prediction-odds {
    color: var(--success-color);
    font-weight: bold;
    margin-bottom: 10px;
}

.confidence {
    margin-top: 10px;
}

.confidence-bar {
    height: 8px;
    background: #ddd;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 5px;
}

.confidence-fill {
    height: 100%;
    background: var(--gradient-gold);
    border-radius: 4px;
    transition: width 0.5s ease;
}

.analysis-brief {
    color: var(--text-light);
    font-size: 14px;
    line-height: 1.6;
}

/* ========================================
   直播赛事区域
   ======================================== */
.live-matches {
    background: var(--light-color);
}

.live-indicator {
    color: var(--danger-color);
    animation: pulse 1.5s ease-in-out infinite;
}

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

.live-match-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.live-match-item {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 30px;
    transition: all 0.3s ease;
}

.live-match-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-lg);
}

.match-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
    min-width: 100px;
}

.league-name {
    font-weight: bold;
    color: var(--primary-color);
}

.match-time-live {
    color: var(--danger-color);
    font-weight: bold;
}

.match-teams {
    flex: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.team-score {
    display: flex;
    align-items: center;
    gap: 15px;
}

.score {
    font-size: 28px;
    font-weight: bold;
    color: var(--primary-color);
}

.match-events {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.event {
    font-size: 13px;
    color: var(--text-light);
    background: var(--light-color);
    padding: 5px 10px;
    border-radius: 5px;
}

/* ========================================
   赛事日程
   ======================================== */
.match-schedule {
    background: white;
}

.date-filter {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.date-btn {
    padding: 8px 20px;
    border: 2px solid var(--primary-color);
    background: white;
    color: var(--primary-color);
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.date-btn.active,
.date-btn:hover {
    background: var(--primary-color);
    color: white;
}

.schedule-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.schedule-item {
    background: var(--light-color);
    padding: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 15px;
    transition: all 0.3s ease;
}

.schedule-item:hover {
    background: white;
    box-shadow: var(--shadow);
}

.schedule-time {
    display: flex;
    flex-direction: column;
    gap: 5px;
    min-width: 80px;
}

.time {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary-color);
}

.league-tag {
    font-size: 12px;
    color: var(--text-light);
    background: white;
    padding: 3px 8px;
    border-radius: 3px;
}

.schedule-match {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
}

.vs-small {
    color: var(--text-light);
    font-size: 12px;
}

.btn-analyze {
    padding: 8px 15px;
    background: var(--primary-color);
    color: white;
    border-radius: 5px;
    font-size: 13px;
    transition: all 0.3s ease;
}

.btn-analyze:hover {
    background: var(--secondary-color);
}

/* ========================================
   数据统计区域
   ======================================== */
.statistics-section {
    background: var(--gradient-primary);
    color: white;
}

.statistics-section .section-header h2 {
    color: white;
}

.statistics-section .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.stat-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 30px;
    border-radius: 15px;
    display: flex;
    gap: 20px;
    align-items: center;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.stat-icon {
    font-size: 48px;
    color: var(--accent-color);
}

.stat-content h3 {
    font-size: 16px;
    margin-bottom: 10px;
    opacity: 0.9;
}

.stat-value {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 5px;
}

.stat-change {
    font-size: 14px;
}

.stat-change.positive {
    color: var(--success-color);
}

/* ========================================
   新闻资讯
   ======================================== */
.news-section {
    background: white;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.news-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

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

.news-card.featured {
    grid-column: span 2;
}

.news-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.placeholder-img {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 60px;
    color: white;
}

.news-category {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--accent-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
}

.news-content {
    padding: 20px;
}

.news-content h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.news-content p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    color: var(--text-light);
    font-size: 13px;
}

/* ========================================
   专家团队
   ======================================== */
.experts-section {
    background: var(--light-color);
}

.experts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.expert-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.expert-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.expert-avatar {
    margin-bottom: 20px;
}

.avatar-placeholder {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
    margin: 0 auto;
}

.expert-info h4 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.expert-specialty {
    color: var(--text-light);
    margin-bottom: 15px;
}

.expert-stats {
    display: flex;
    justify-content: center;
    gap: 20px;
    color: var(--success-color);
    font-weight: bold;
}

/* ========================================
   CTA 区域
   ======================================== */
.cta-section {
    background: var(--gradient-gold);
    color: white;
    padding: 80px 0;
}

.cta-content {
    text-align: center;
}

.cta-content h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.cta-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 16px;
}

.cta-features i {
    color: white;
    font-size: 20px;
}

/* ========================================
   页脚
   ======================================== */
.footer {
    background: var(--dark-color);
    color: white;
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 20px;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

.footer-column h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--accent-color);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-column ul a {
    color: rgba(255, 255, 255, 0.8);
    transition: all 0.3s ease;
}

.footer-column ul a:hover {
    color: var(--accent-color);
    padding-left: 10px;
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-links a:hover {
    color: var(--accent-color);
}

.copyright {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 15px;
}

.seo-text {
    color: rgba(255, 255, 255, 0.4);
    font-size: 13px;
}

/* ========================================
   认证页面（登录/注册）
   ======================================== */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-color);
    padding: 40px 20px;
}

.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    max-width: 1100px;
    width: 100%;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.auth-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 0;
}

.bg-animation .circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(30, 60, 114, 0.1);
    animation: float 20s infinite ease-in-out;
}

.circle-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    left: -100px;
}

.circle-2 {
    width: 200px;
    height: 200px;
    bottom: -50px;
    right: -50px;
    animation-delay: -5s;
}

.circle-3 {
    width: 150px;
    height: 150px;
    top: 50%;
    left: 50%;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(30px, -30px); }
    50% { transform: translate(-20px, 20px); }
    75% { transform: translate(20px, 30px); }
}

.auth-card {
    padding: 60px;
    z-index: 1;
}

.auth-header {
    text-align: center;
    margin-bottom: 40px;
}

.auth-header .logo {
    justify-content: center;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.auth-header h1 {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.auth-header p {
    color: var(--text-light);
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: bold;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group label i {
    color: var(--primary-color);
}

.form-group input {
    padding: 15px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-size: 15px;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 60, 114, 0.1);
}

.form-group small {
    color: var(--text-light);
    font-size: 12px;
}

.password-input {
    position: relative;
}

.password-input input {
    width: 100%;
    padding-right: 50px;
}

.toggle-password {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-light);
    font-size: 18px;
}

.phone-input {
    display: flex;
    gap: 10px;
}

.phone-input input {
    flex: 1;
}

.btn-code {
    padding: 15px 20px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.btn-code:hover {
    background: var(--secondary-color);
}

.btn-code:disabled {
    background: var(--border-color);
    cursor: not-allowed;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    color: var(--text-light);
    font-size: 14px;
}

.checkbox-label input {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.forgot-password {
    color: var(--primary-color);
    font-size: 14px;
}

.btn-auth {
    padding: 15px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.btn-auth:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.auth-divider {
    text-align: center;
    position: relative;
    margin: 20px 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border-color);
}

.auth-divider span {
    background: white;
    padding: 0 20px;
    color: var(--text-light);
    position: relative;
}

.social-login {
    display: flex;
    gap: 15px;
}

.social-btn {
    flex: 1;
    padding: 12px;
    border: 2px solid var(--border-color);
    background: white;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.social-btn:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.social-btn.wechat i { color: #07c160; }
.social-btn.qq i { color: #12b7f5; }
.social-btn.weibo i { color: #e6162d; }

.auth-footer {
    text-align: center;
    margin-top: 30px;
    color: var(--text-light);
}

.auth-footer a {
    color: var(--primary-color);
    font-weight: bold;
}

.auth-side {
    background: var(--gradient-primary);
    color: white;
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.auth-side-content h2 {
    font-size: 32px;
    margin-bottom: 30px;
}

.auth-side-content ul {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.auth-side-content ul li {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 16px;
}

.auth-side-content ul li i {
    color: var(--accent-color);
    font-size: 20px;
}

.auth-stats {
    display: flex;
    gap: 30px;
    margin-top: auto;
}

.side-stat {
    text-align: center;
}

.stat-num {
    display: block;
    font-size: 32px;
    font-weight: bold;
    color: var(--accent-color);
}

.stat-label {
    font-size: 14px;
    opacity: 0.9;
}

.register-card {
    max-height: 90vh;
    overflow-y: auto;
}

.register-bonus {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.bonus-item {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.bonus-item i {
    font-size: 32px;
    color: var(--accent-color);
    display: block;
    margin-bottom: 10px;
}

.required {
    color: var(--danger-color);
}

/* ========================================
   预测页面样式
   ======================================== */
.page-header {
    background: var(--gradient-primary);
    color: white;
    padding: 60px 0 40px;
    text-align: center;
}

.page-header h1 {
    font-size: 42px;
    margin-bottom: 15px;
}

.breadcrumb {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 30px;
}

.update-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.update-info span {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px 20px;
    border-radius: 20px;
}

.filter-section {
    background: white;
    padding: 30px 0;
    box-shadow: var(--shadow);
}

.filter-bar {
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.filter-group label {
    font-weight: bold;
    color: var(--text-color);
}

.filter-group select {
    padding: 10px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
}

.btn-filter {
    margin-left: auto;
    padding: 10px 25px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.btn-filter:hover {
    background: var(--secondary-color);
}

.vip-predictions {
    background: var(--light-color);
}

.vip-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 30px;
}

.vip-header h2 {
    color: var(--primary-color);
}

.vip-badge {
    background: var(--gradient-gold);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
}

.vip-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 30px;
}

.vip-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--accent-color);
}

.vip-tag {
    background: var(--gradient-gold);
    color: white;
    padding: 10px 20px;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 8px;
}

.match-header {
    background: var(--gradient-primary);
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
}

.match-teams-large {
    padding: 30px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.team-info {
    text-align: center;
    flex: 1;
}

.team-badge {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    margin: 0 auto 10px;
}

.team-form {
    display: block;
    font-size: 12px;
    color: var(--text-light);
    margin-top: 5px;
}

.match-vs {
    text-align: center;
    padding: 0 30px;
}

.match-vs span {
    display: block;
    font-size: 20px;
    font-weight: bold;
    color: var(--primary-color);
}

.match-vs small {
    color: var(--text-light);
    font-size: 12px;
}

.prediction-detail {
    background: var(--light-color);
    padding: 25px;
    text-align: center;
}

.prediction-main {
    margin-bottom: 15px;
}

.prediction-label {
    display: block;
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 8px;
}

.prediction-value {
    font-size: 28px;
    font-weight: bold;
    color: var(--primary-color);
}

.prediction-odds-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 15px;
}

.confidence-level {
    color: var(--success-color);
    font-weight: bold;
}

.confidence-bar-large {
    height: 10px;
    background: #ddd;
    border-radius: 5px;
    max-width: 300px;
    margin: 0 auto;
}

.analysis-detail {
    padding: 25px;
}

.analysis-detail h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.analysis-detail p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

.analysis-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.tag {
    background: var(--light-color);
    color: var(--text-color);
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 13px;
}

.prediction-footer {
    padding: 20px;
    text-align: center;
    background: var(--light-color);
}

.btn-vip {
    width: 100%;
    padding: 15px;
    background: var(--gradient-gold);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.btn-vip:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.regular-predictions {
    background: white;
}

.prediction-stats {
    display: flex;
    gap: 20px;
    margin-top: 15px;
}

.prediction-stats .stat {
    background: var(--light-color);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 14px;
}

.prediction-stats .stat.high-confidence {
    background: var(--success-color);
    color: white;
}

.predictions-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.prediction-row {
    display: grid;
    grid-template-columns: 120px 1fr 120px 100px 100px;
    gap: 20px;
    align-items: center;
    padding: 20px;
    background: var(--light-color);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.prediction-row:hover {
    background: white;
    box-shadow: var(--shadow);
    transform: translateX(5px);
}

.match-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.league-badge {
    background: var(--primary-color);
    color: white;
    padding: 5px 10px;
    border-radius: 5px;
    font-size: 12px;
    text-align: center;
}

.prediction-result {
    text-align: center;
}

.prediction-type {
    display: block;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.odds {
    color: var(--success-color);
    font-weight: bold;
}

.confidence-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: bold;
}

.confidence-indicator.high { color: var(--success-color); }
.confidence-indicator.medium { color: var(--warning-color); }
.confidence-indicator.low { color: var(--text-light); }

.btn-detail {
    padding: 8px 15px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: all 0.3s ease;
}

.btn-detail:hover {
    background: var(--secondary-color);
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
}

.page-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--border-color);
    background: white;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.page-btn.active,
.page-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.history-section {
    background: var(--light-color);
}

.history-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.history-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.history-period {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 10px;
}

.history-data {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.history-data .total {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
}

.history-data .success {
    color: var(--success-color);
    font-weight: bold;
}

.history-data .rate {
    font-size: 28px;
    font-weight: bold;
    color: var(--accent-color);
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--primary-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 20px 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hero-content h1 {
        font-size: 32px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }

    .prediction-grid {
        grid-template-columns: 1fr;
    }

    .news-card.featured {
        grid-column: span 1;
    }

    .auth-container {
        grid-template-columns: 1fr;
    }

    .auth-side {
        display: none;
    }

    .vip-grid {
        grid-template-columns: 1fr;
    }

    .prediction-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 600px) {
    .section-header h2 {
        font-size: 28px;
    }

    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-filter {
        margin-left: 0;
    }

    .match-teams-large {
        flex-direction: column;
        gap: 20px;
    }

    .social-login {
        flex-direction: column;
    }

    .phone-input {
        flex-direction: column;
    }
}