@charset "UTF-8";
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
body { font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif; overflow-x:hidden; background:#FFFDF8; color:#173B36; }

/* ===== 背景纹理 ===== */
body::before {
  content:''; position:fixed; top:0; left:0; width:100%; height:100%;
  background-image:
    radial-gradient(rgba(255,94,58,0.07) 1.5px, transparent 1.5px),
    radial-gradient(rgba(43,181,163,0.06) 1.5px, transparent 1.5px);
  background-size:32px 32px, 48px 48px;
  background-position:0 0, 8px 12px;
  pointer-events:none; z-index:0;
}

/* ===== 核心布局 ===== */
.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { padding:96px 0; position:relative; }
.section:nth-child(even) { background:#EFF8F5; }

/* ===== 导航 ===== */
.site-header {
  position:fixed; top:0; left:0; width:100%; z-index:1000;
  background:rgba(255,253,248,0.88);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(43,181,163,0.18);
}
.header-inner { display:flex; align-items:center; justify-content:space-between; height:72px; max-width:1200px; margin:0 auto; padding:0 24px; }
.logo { display:flex; align-items:center; gap:10px; font-weight:800; font-size:1.25rem; text-decoration:none; color:#173B36; letter-spacing:0.02em; }
.logo-icon {
  width:38px; height:38px; border-radius:12px;
  background:linear-gradient(135deg,#FF5E3A 0%,#FF8E68 60%,#FFC93C 130%);
  display:flex; align-items:center; justify-content:center;
  font-size:0.95rem; color:#fff; font-weight:900;
  box-shadow:0 4px 14px rgba(255,94,58,0.35);
  transform:rotate(-6deg);
  transition:transform 0.3s;
}
.logo:hover .logo-icon { transform:rotate(0deg) scale(1.05); }
.main-nav { display:flex; align-items:center; gap:32px; list-style:none; }
.main-nav a {
  text-decoration:none; font-size:0.9rem; font-weight:600; color:#173B36;
  transition:0.2s; position:relative; padding:4px 0;
}
.main-nav a::after {
  content:''; position:absolute; bottom:-2px; left:50%; width:0; height:2px;
  background:#FF5E3A; transition:0.3s; transform:translateX(-50%);
}
.main-nav a:hover::after { width:100%; }
.main-nav a:hover { color:#FF5E3A; }
.nav-cta {
  padding:9px 22px; border-radius:40px;
  background:linear-gradient(135deg,#FF5E3A,#FF8E68);
  color:#fff !important; font-weight:700; letter-spacing:0.03em;
  box-shadow:0 4px 14px rgba(255,94,58,0.35);
  transition:0.25s;
}
.nav-cta::after { display:none; }
.nav-cta:hover { box-shadow:0 6px 22px rgba(255,94,58,0.5); transform:translateY(-2px); }
.menu-toggle { display:none; }

/* ===== Hero ===== */
.hero {
  min-height:100vh; display:flex; align-items:center; position:relative;
  background:linear-gradient(140deg,#FFFDF8 0%,#F2FBF9 50%,#E8F7F4 100%);
  padding:120px 0 80px;
}
.hero::before {
  content:''; position:absolute; top:10%; right:-120px; width:480px; height:480px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(255,94,58,0.14), transparent 70%);
  pointer-events:none;
}
.hero::after {
  content:''; position:absolute; bottom:5%; left:-80px; width:260px; height:260px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(43,181,163,0.12), transparent 70%);
  pointer-events:none;
}
.hero .container { display:flex; align-items:center; gap:72px; position:relative; z-index:2; }
.hero-content { max-width:640px; flex:1; }
.hero-eyebrow {
  display:inline-flex; align-items:center; gap:6px;
  font-size:0.78rem; font-weight:700; padding:6px 16px; border-radius:40px;
  margin-bottom:20px; background:#FF5E3A; color:#fff;
  box-shadow:0 4px 12px rgba(255,94,58,0.3);
  letter-spacing:0.08em;
}
.hero-eyebrow::before { content:''; width:6px; height:6px; border-radius:50%; background:#fff; }
.hero h1 {
  font-size:3.4rem; line-height:1.1; margin-bottom:22px; font-weight:900;
  letter-spacing:-0.02em; color:#173B36;
}
.hero h1 .accent { color:#FF5E3A; }
.hero h1 .accent-bg {
  background:linear-gradient(90deg,transparent 0%, rgba(255,200,60,0.38) 50%, transparent 100%);
  border-radius:4px;
}
.hero p {
  font-size:1.08rem; opacity:0.72; max-width:560px; margin-bottom:36px;
  line-height:1.7; font-weight:400;
}
.hero-buttons { display:flex; gap:16px; }
.hero-image {
  flex:0 0 420px; border-radius:24px; overflow:hidden; position:relative;
  min-height:420px;
  background:linear-gradient(135deg,#FF5E3A 0%,#FF8E68 45%,#FFC93C 100%);
  box-shadow:0 24px 48px rgba(255,94,58,0.28);
  display:flex; align-items:center; justify-content:center;
}
.hero-image::before {
  content:'DAILY\nCONTEST'; white-space:pre;
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  font-size:2.6rem; font-weight:900; color:rgba(255,255,255,0.95);
  text-align:center; letter-spacing:0.08em; line-height:1.3;
  z-index:0;
}
.hero-image::after {
  content:'天天开赛 · 天天赢';
  position:absolute; bottom:20px; left:0; width:100%; text-align:center;
  font-size:0.85rem; color:rgba(255,255,255,0.85); font-weight:600;
  letter-spacing:0.06em;
}
.hero-image img { width:100%; height:100%; object-fit:cover; position:relative; z-index:1; }

/* ===== 按钮 ===== */
.btn {
  display:inline-flex; align-items:center; gap:8px; padding:14px 32px;
  border-radius:40px; font-weight:700; cursor:pointer; border:none;
  text-decoration:none; transition:0.25s; font-size:0.95rem;
  letter-spacing:0.02em;
}
.btn-primary {
  background:linear-gradient(135deg,#FF5E3A,#FF8E68);
  color:#fff; box-shadow:0 8px 24px rgba(255,94,58,0.35);
}
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 12px 32px rgba(255,94,58,0.45); }
.btn-outline { background:transparent; border:2px solid #2BB5A3; color:#2BB5A3; }
.btn-outline:hover { background:#2BB5A3; color:#fff; transform:translateY(-2px); box-shadow:0 8px 24px rgba(43,181,163,0.3); }

/* ===== 标签 / 标题 ===== */
.section-label {
  display:inline-block; font-size:0.78rem; font-weight:800;
  letter-spacing:3px; margin-bottom:16px; color:#FF5E3A;
  position:relative; padding-left:20px;
}
.section-label::before {
  content:''; position:absolute; left:0; top:50%; transform:translateY(-50%);
  width:12px; height:2px; background:#FF5E3A; border-radius:2px;
}
.section-title { font-size:2.3rem; font-weight:900; line-height:1.2; margin-bottom:14px; color:#173B36; letter-spacing:-0.02em; }
.section-desc { max-width:600px; opacity:0.7; margin-bottom:48px; font-size:0.98rem; line-height:1.8; }

/* ===== 卡片网格 ===== */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:28px; }
.category-card {
  border-radius:18px; padding:32px 28px; border:1px solid rgba(23,59,54,0.06);
  background:#fff; position:relative; overflow:hidden; transition:0.3s;
}
.category-card::before {
  content:''; position:absolute; top:0; left:0; width:100%; height:4px;
  background:linear-gradient(90deg,#FF5E3A,#FFC93C);
  transform:scaleX(0); transform-origin:left; transition:transform 0.35s;
}
.category-card::after {
  content:'01'; position:absolute; top:20px; right:24px;
  font-size:0.75rem; font-weight:800; color:rgba(23,59,54,0.15);
  letter-spacing:0.1em;
}
.category-card:hover { transform:translateY(-5px); box-shadow:0 16px 40px rgba(23,59,54,0.08); }
.category-card:hover::before { transform:scaleX(1); }
.card-icon {
  width:52px; height:52px; border-radius:14px;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:18px; font-size:1.4rem;
  background:linear-gradient(135deg,#EFF8F5,#D3F0E8); color:#2BB5A3;
  transition:0.3s;
}
.category-card:hover .card-icon {
  background:linear-gradient(135deg,#FF5E3A,#FF8E68); color:#fff;
  transform:rotate(-8deg) scale(1.05);
}
.card-link { font-weight:700; font-size:0.88rem; text-decoration:none; color:#FF5E3A; display:inline-flex; align-items:center; gap:6px; }
.card-link::after { content:'→'; transition:transform 0.2s; }
.card-link:hover::after { transform:translateX(4px); }

/* ===== 特性块 ===== */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center; }
.feature-image {
  border-radius:20px; overflow:hidden; position:relative;
  min-height:320px; background:linear-gradient(135deg,#2BB5A3,#7CE0D3);
  box-shadow:0 16px 40px rgba(43,181,163,0.2);
}
.feature-image::before {
  content:'赛程\n日历'; white-space:pre;
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%);
  font-size:2rem; font-weight:900; color:rgba(255,255,255,0.8); text-align:center; line-height:1.4;
}
.feature-image img { width:100%; height:100%; object-fit:cover; position:relative; z-index:1; transition:transform 0.5s; }
.feature-image:hover img { transform:scale(1.04); }
.feature-text .section-title { margin-bottom:18px; }
.feature-list { list-style:none; margin-top:24px; }
.feature-list li {
  padding:12px 0; display:flex; align-items:center; gap:14px;
  font-size:0.98rem; border-bottom:1px dashed rgba(23,59,54,0.08);
}
.feature-list li:last-child { border-bottom:none; }
.feature-list li::before {
  content:'✓'; font-weight:900; color:#fff; background:#2BB5A3;
  width:22px; height:22px; border-radius:8px;
  display:flex; align-items:center; justify-content:center; font-size:0.75rem;
  flex-shrink:0; box-shadow:0 2px 8px rgba(43,181,163,0.3);
}

/* ===== 数据条 ===== */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-item {
  padding:32px 20px; border-radius:18px; border:1px solid rgba(23,59,54,0.05);
  background:#fff; position:relative; overflow:hidden; transition:0.3s;
}
.stat-item::before {
  content:''; position:absolute; bottom:0; left:0; width:100%; height:3px;
  background:linear-gradient(90deg,#FF5E3A,#FFC93C);
  transform:scaleX(0); transition:transform 0.3s;
}
.stat-item:hover::before { transform:scaleX(1); }
.stat-item:hover { transform:translateY(-3px); box-shadow:0 12px 32px rgba(23,59,54,0.08); }
.stat-number {
  font-size:2.8rem; font-weight:900; color:#FF5E3A; line-height:1.1;
  display:block; letter-spacing:-0.02em;
}
.stat-label { font-size:0.9rem; opacity:0.6; margin-top:8px; font-weight:500; letter-spacing:0.05em; }

/* ===== 内容墙 ===== */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:28px; }
.content-wall-item {
  border-radius:18px; overflow:hidden; border:1px solid rgba(23,59,54,0.05);
  background:#fff; transition:0.3s;
}
.content-wall-item:hover { transform:translateY(-5px); box-shadow:0 16px 40px rgba(23,59,54,0.08); }
.content-wall-item img {
  width:100%; height:200px; object-fit:cover;
  transition:transform 0.4s;
}
.content-wall-item:hover img { transform:scale(1.03); }
.content-wall-body { padding:24px; }
.content-wall-body h3 { font-size:1.1rem; margin-bottom:8px; font-weight:700; color:#173B36; }
.content-wall-body p { font-size:0.88rem; opacity:0.65; line-height:1.7; }

/* ===== FAQ ===== */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item {
  border:1px solid rgba(23,59,54,0.08); border-radius:16px;
  margin-bottom:12px; overflow:hidden; cursor:pointer;
  background:#fff; transition:0.2s;
}
.faq-item:hover { border-color:rgba(255,94,58,0.3); }
.faq-item.open { box-shadow:0 12px 32px rgba(23,59,54,0.06); border-color:rgba(255,94,58,0.4); }
.faq-item .faq-question {
  padding:20px 24px; font-weight:700; display:flex; justify-content:space-between;
  align-items:center; font-size:0.98rem; color:#173B36;
}
.faq-item .faq-question::after {
  content:'+'; font-size:1.4rem; font-weight:400; color:#2BB5A3;
  transition:transform 0.3s; line-height:1;
}
.faq-item.open .faq-question::after { transform:rotate(45deg); color:#FF5E3A; }
.faq-item .faq-answer {
  padding:0 24px 20px; display:none; opacity:0.72;
  font-size:0.9rem; line-height:1.8;
}
.faq-item.open .faq-answer { display:block; }

/* ===== CTA横幅 ===== */
.cta-banner {
  padding:64px 40px; text-align:center; border-radius:24px;
  background:linear-gradient(135deg,#FF5E3A 0%,#FF8E68 50%,#FFC93C 140%);
  color:#fff; position:relative; overflow:hidden;
  box-shadow:0 20px 48px rgba(255,94,58,0.3);
}
.cta-banner::before {
  content:'★'; position:absolute; top:-40px; right:-20px;
  font-size:10rem; opacity:0.12; transform:rotate(20deg); line-height:1;
}
.cta-banner h2 { color:#fff; font-size:2.2rem; font-weight:900; margin-bottom:12px; letter-spacing:-0.02em; }
.cta-banner p { color:rgba(255,255,255,0.9); margin-bottom:24px; font-size:1rem; }
.cta-banner .btn-primary {
  background:#fff; color:#FF5E3A;
  box-shadow:0 8px 24px rgba(0,0,0,0.12);
}
.cta-banner .btn-primary:hover { transform:translateY(-2px) scale(1.02); }

/* ===== 页脚 ===== */
.site-footer {
  padding:64px 0 28px;
  background:#F5E9E2;
  border-top:3px solid #FF5E3A;
  position:relative;
}
.site-footer .container { }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; }
.footer-brand h3 { font-size:1.2rem; font-weight:800; color:#173B36; margin-bottom:12px; }
.footer-brand p { font-size:0.9rem; opacity:0.6; line-height:1.8; max-width:300px; }
.footer-col h4 { font-size:0.95rem; font-weight:700; color:#173B36; margin-bottom:16px; }
.footer-col ul { list-style:none; }
.footer-col ul li { padding:6px 0; }
.footer-col ul a {
  text-decoration:none; font-size:0.88rem; color:rgba(23,59,54,0.7);
  transition:0.2s;
}
.footer-col ul a:hover { color:#FF5E3A; padding-left:4px; }
.footer-bottom {
  border-top:1px solid rgba(23,59,54,0.12); margin-top:40px; padding-top:22px;
  text-align:center; font-size:0.85rem; color:rgba(23,59,54,0.55);
}

/* ===== 工具类 ===== */
.text-accent { color:#FF5E3A; font-weight:700; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.72; font-size:0.95rem; line-height:1.8; }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* ===== 额外细节 ===== */
::selection { background:#FF5E3A; color:#fff; }
::-webkit-scrollbar { width:6px; height:6px; }
::-webkit-scrollbar-thumb { background:#FF5E3A; border-radius:3px; }
::-webkit-scrollbar-track { background:#F2FBF9; }

/* ===== 响应式 ===== */
@media (max-width: 992px) {
  .hero { padding-top:120px; }
  .hero .container { flex-direction:column; gap:40px; }
  .hero-image { flex:0 0 360px; width:100%; min-height:360px; }
  .hero-content { max-width:100%; }
  .hero h1 { font-size:2.8rem; }
  .feature-block { gap:40px; }
  .footer-grid { grid-template-columns:1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding:64px 0; }
  .feature-block { grid-template-columns:1fr; }
  .stats-bar { grid-template-columns:repeat(2,1fr); }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .main-nav { display:none; }
  .menu-toggle { display:flex; }
  .main-nav.open {
    display:flex; flex-direction:column; position:absolute; top:72px; left:0;
    width:100%; background:#FFFDF8; padding:24px; gap:16px;
    box-shadow:0 12px 32px rgba(23,59,54,0.1);
    border-top:1px solid rgba(43,181,163,0.15);
    animation:navFade 0.3s ease-out;
  }
  .main-nav.open li { width:100%; }
  .main-nav.open a { display:block; padding:12px 0; font-size:1rem; border-bottom:1px dashed rgba(23,59,54,0.08); }
  .main-nav.open .nav-cta { text-align:center; border-bottom:none; }
  @keyframes navFade { from { opacity:0; transform:translateY(-8px); } to { opacity:1; transform:translateY(0); } }
  .hero h1 { font-size:2.2rem; }
  .hero-image { min-height:280px; }
  .hero-image::before { font-size:1.8rem; }
  .cta-banner { padding:48px 24px; }
  .cta-banner h2 { font-size:1.6rem; }
}
@media (max-width: 480px) {
  .cards-grid, .content-wall, .stats-bar { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; }
  .hero-buttons { flex-direction:column; }
  .btn { width:100%; justify-content:center; }
  .section-title { font-size:1.7rem; }
  .stat-number { font-size:2.2rem; }
}