/* ================= 我爱猜字谜官网 · 古卷风 ================= */
:root{
  --paper:#F7F0DF;
  --paper-lt:#FCF8F0;
  --ink:#1A1A1A;
  --cinnabar:#B5343A;
  --gold:#B8945A;
  --gray:#8A8078;
  --flash:#FF3D00;
  --serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --sans:"PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.7;
  overflow-x:hidden;
}
/* 宣纸纹理 */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(circle at 12% 18%,rgba(184,148,90,.06) 0 120px,transparent 121px),
    radial-gradient(circle at 85% 60%,rgba(181,52,58,.05) 0 160px,transparent 161px),
    radial-gradient(circle at 40% 88%,rgba(138,128,120,.06) 0 200px,transparent 201px),
    repeating-linear-gradient(0deg,transparent 0 3px,rgba(138,128,120,.018) 3px 4px),
    repeating-linear-gradient(90deg,transparent 0 3px,rgba(138,128,120,.014) 3px 4px);
}
main,header,section,footer{position:relative;z-index:1}
a{color:inherit;text-decoration:none}
ul{list-style:none}

/* ================= 导航 ================= */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .3s,box-shadow .3s,padding .3s;
  padding:14px 0;
}
.nav.scrolled{
  background:rgba(252,248,240,.92);backdrop-filter:blur(12px);
  box-shadow:0 1px 0 rgba(184,148,90,.35);
  padding:8px 0;
}
.nav-inner{
  max-width:1180px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;
}
.nav-logo{display:flex;align-items:center;gap:10px}
.logo-seal{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:8px;
  background:var(--cinnabar);color:#FCF8F0;
  font-family:var(--serif);font-size:24px;font-weight:700;
  transform:rotate(-8deg);box-shadow:2px 3px 0 rgba(26,26,26,.15);
}
.logo-text{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:2px}
.logo-text em{display:block;font-style:normal;font-size:11px;color:var(--gray);letter-spacing:4px}
.nav-links{display:flex;align-items:center;gap:26px;font-size:14.5px}
.nav-links a:not(.nav-cta){color:#4a4440;transition:color .2s}
.nav-links a:not(.nav-cta):hover{color:var(--cinnabar)}
.nav-cta{
  background:var(--cinnabar);color:#FCF8F0!important;
  padding:8px 18px;border-radius:22px;font-weight:600;
  box-shadow:0 4px 14px rgba(181,52,58,.35);transition:transform .2s;
}
.nav-cta:hover{transform:translateY(-2px)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);transition:.3s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ================= 首屏 ================= */
.hero{
  min-height:100vh;position:relative;
  display:flex;align-items:center;
  padding:120px 24px 80px;overflow:hidden;
}
/* 山脉 */
.hero-mountains{position:absolute;inset:auto 0 0 0;height:46%;pointer-events:none}
.m{position:absolute;bottom:0;width:0;height:0;border-style:solid}
.m1{left:-6%;border-width:0 24vw 16vh transparent;border-color:transparent transparent rgba(184,148,90,.22)}
.m2{right:-4%;border-width:0 28vw 22vh transparent;border-color:transparent transparent rgba(138,128,120,.18)}
.m3{left:32%;border-width:0 22vw 13vh transparent;border-color:transparent transparent rgba(181,52,58,.08)}
/* 云雾 */
.cloud{
  position:absolute;height:14px;border-radius:20px;
  background:linear-gradient(90deg,transparent,rgba(252,248,240,.95),transparent);
  animation:drift 26s linear infinite;filter:blur(1px);
}
.c1{top:22%;left:-15%;width:220px;animation-duration:34s}
.c2{top:38%;left:-25%;width:160px;animation-duration:44s;animation-delay:-12s}
.c3{top:14%;left:-30%;width:130px;animation-duration:52s;animation-delay:-25s}
@keyframes drift{from{transform:translateX(0)}to{transform:translateX(130vw)}}

.hero-inner{
  max-width:1180px;margin:0 auto;width:100%;
  display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;
}
.hero-badge{
  display:inline-block;font-size:13.5px;letter-spacing:1px;
  background:var(--paper-lt);border:1px solid var(--gold);
  color:var(--cinnabar);padding:6px 16px;border-radius:20px;margin-bottom:22px;
}
.hero-title{
  font-family:var(--serif);font-size:clamp(38px,5vw,58px);
  line-height:1.25;letter-spacing:3px;font-weight:900;
}
.hero-title .accent{color:var(--cinnabar);position:relative}
.hero-title .accent::after{
  content:"";position:absolute;left:0;right:0;bottom:6px;height:10px;
  background:rgba(184,148,90,.25);z-index:-1;
}
.hero-slogan{margin:22px 0 30px;font-size:17px;color:#4a4440;letter-spacing:.5px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 30px;border-radius:30px;font-size:16px;font-weight:600;
  transition:transform .2s,box-shadow .2s;cursor:pointer;
}
.btn-primary{
  background:var(--cinnabar);color:#FCF8F0;
  box-shadow:0 8px 24px rgba(181,52,58,.35);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(181,52,58,.45)}
.btn-seal{
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:6px;background:rgba(252,248,240,.2);
  font-family:var(--serif);font-size:15px;transform:rotate(-8deg);
}
.btn-ghost{
  border:1.5px solid var(--gold);color:#6b5f4e;background:rgba(252,248,240,.5);
}
.btn-ghost:hover{transform:translateY(-3px);border-color:var(--cinnabar);color:var(--cinnabar)}
.hero-stats{display:flex;gap:38px;flex-wrap:wrap}
.hero-stats li strong{
  display:block;font-family:var(--serif);font-size:32px;font-weight:900;color:var(--cinnabar);
}
.hero-stats li strong::after{content:"+"}
.hero-stats li span{font-size:13px;color:var(--gray);letter-spacing:1px}

/* —— 手机模拟 —— */
.hero-phone{position:relative;display:flex;justify-content:center}
.phone{
  width:320px;height:640px;border-radius:44px;position:relative;
  background:var(--ink);padding:10px;z-index:2;
  box-shadow:0 30px 70px rgba(26,26,26,.28),0 6px 18px rgba(26,26,26,.15);
  animation:phone-float 5s ease-in-out infinite;
}
@keyframes phone-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}
.phone-shadow{
  position:absolute;bottom:-34px;width:240px;height:26px;border-radius:50%;
  background:rgba(26,26,26,.16);filter:blur(10px);left:calc(50% - 120px);
}
.phone-notch{
  position:absolute;top:18px;left:50%;transform:translateX(-50%);
  width:110px;height:22px;border-radius:12px;background:var(--ink);z-index:3;
}
.phone-screen{
  width:100%;height:100%;border-radius:35px;overflow:hidden;
  background:var(--paper);padding:52px 16px 14px;
  display:flex;flex-direction:column;gap:12px;
}
.screen-header{display:flex;align-items:center;gap:8px;padding:0 4px}
.flame{font-size:22px;animation:flicker 1.6s ease-in-out infinite}
@keyframes flicker{0%,100%{transform:scale(1)}50%{transform:scale(1.15) rotate(-3deg)}}
.flame-big{font-size:30px}
.streak-num{font-family:var(--serif);font-size:22px;font-weight:900;color:var(--cinnabar)}
.streak-num small{font-size:11px;color:var(--gray);margin-left:3px;font-weight:400}
.screen-tabs{margin-left:auto;display:flex;gap:12px;font-size:16px;opacity:.85}
.screen-tabs .tab{transition:.2s}
.screen-tabs .tab.on{transform:scale(1.3)}

.daily-card{
  background:var(--paper-lt);border:1.5px solid var(--gold);border-radius:16px;
  padding:16px;box-shadow:0 6px 18px rgba(184,148,90,.2);
}
.daily-tag{display:flex;justify-content:space-between;font-size:10.5px;color:var(--gray);margin-bottom:12px}
.daily-tag b{color:var(--cinnabar)}
.daily-grid{display:flex;gap:8px;justify-content:center;margin-bottom:10px}
.daily-grid .cell{
  width:52px;height:52px;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:26px;font-weight:700;
  background:#fff;border:1.5px solid var(--gold);border-radius:10px;
  position:relative;
}
.daily-grid .cell::before{
  content:"";position:absolute;inset:4px;
  background:
    linear-gradient(var(--gold),var(--gold)) center/100% 1px no-repeat,
    linear-gradient(var(--gold),var(--gold)) center/1px 100% no-repeat,
    linear-gradient(45deg,transparent 48%,rgba(184,148,90,.4) 48%,rgba(184,148,90,.4) 52%,transparent 52%),
    linear-gradient(-45deg,transparent 48%,rgba(184,148,90,.4) 48%,rgba(184,148,90,.4) 52%,transparent 52%);
  opacity:.45;pointer-events:none;
}
.daily-tip{text-align:center;font-size:12px;color:var(--gray);letter-spacing:2px}
.daily-social{
  margin-top:10px;text-align:center;font-size:10.5px;color:var(--gray);
  border-top:1px dashed var(--gold);padding-top:9px;
}
.daily-social b{color:var(--cinnabar)}

.banner-warn{
  font-size:10.5px;padding:8px 12px;border-radius:10px;
  background:linear-gradient(90deg,#FFF3E0,#FFE0B2);color:#B26A00;
  border:1px solid #FFCC80;
}
.entry-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.entry{
  background:var(--paper-lt);border:1px solid var(--gold);border-radius:14px;
  padding:14px 10px;text-align:center;font-size:13px;color:#4a4440;
  display:flex;flex-direction:column;align-items:center;gap:4px;position:relative;
  transition:transform .2s;cursor:pointer;
}
.entry:hover{transform:translateY(-3px)}
.entry b{font-size:24px}
.entry span{
  position:absolute;top:6px;right:8px;font-size:9px;font-weight:700;
  background:var(--flash);color:#fff;border-radius:8px;padding:1px 6px;
  animation:hot-blink 1.2s infinite;
}
@keyframes hot-blink{0%,100%{opacity:1}50%{opacity:.4}}

/* ================= 通用 Section ================= */
.section{padding:100px 24px;max-width:1180px;margin:0 auto}
.section-alt{
  max-width:none;
  background:linear-gradient(180deg,transparent,rgba(252,248,240,.75) 12%,rgba(252,248,240,.75) 88%,transparent);
}
.section-alt>*{max-width:1180px;margin-left:auto;margin-right:auto}
.section-head{text-align:center;margin-bottom:60px}
.section-kicker{
  display:inline-block;font-size:13px;letter-spacing:5px;color:var(--cinnabar);
  border-bottom:2px solid var(--gold);padding:0 10px 6px;margin-bottom:16px;
}
.section-kicker.light{color:#FCF8F0;border-color:rgba(252,248,240,.6)}
.section-head h2{font-family:var(--serif);font-size:clamp(28px,3.4vw,40px);letter-spacing:3px;font-weight:900}
.section-head p{color:var(--gray);margin-top:12px;letter-spacing:1px}

/* ================= 特色 ================= */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:26px}
.feature-card{
  background:var(--paper-lt);border:1px solid rgba(184,148,90,.5);border-radius:18px;
  padding:34px 28px;transition:transform .3s,box-shadow .3s;position:relative;overflow:hidden;
}
.feature-card::after{
  content:"";position:absolute;top:0;right:0;width:80px;height:80px;
  background:radial-gradient(circle at top right,rgba(184,148,90,.18),transparent 70%);
}
.feature-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(138,128,120,.22)}
.feature-icon{
  width:56px;height:56px;border-radius:14px;background:var(--icon-bg,var(--cinnabar));
  color:#FCF8F0;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:26px;font-weight:700;margin-bottom:20px;
  transform:rotate(-6deg);box-shadow:3px 4px 0 rgba(26,26,26,.12);
}
.feature-card h3{font-family:var(--serif);font-size:20px;margin-bottom:10px;letter-spacing:1px}
.feature-card p{font-size:14.5px;color:#5a534d}

/* ================= 玩法 ================= */
.mode-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:26px}
.mode-card{
  background:var(--paper);border:1.5px solid rgba(184,148,90,.55);border-radius:18px;
  padding:26px;transition:transform .3s,box-shadow .3s;
}
.mode-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(138,128,120,.2)}
.mode-demo{
  height:150px;border-radius:12px;background:var(--paper-lt);
  border:1px dashed var(--gold);margin-bottom:20px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
}
.mode-hint{font-size:12px;color:var(--gray);letter-spacing:1px}
.mode-card h3{font-family:var(--serif);font-size:19px;margin-bottom:8px;text-align:center}
.mode-card p{font-size:14px;color:#5a534d;text-align:center}
.rice-grid{
  width:70px;height:70px;display:flex;align-items:center;justify-content:center;
  background:#fff;border:1.5px solid var(--gold);border-radius:8px;
  font-family:var(--serif);font-size:34px;font-weight:700;position:relative;
}
.rice-grid::before{
  content:"";position:absolute;inset:5px;
  background:
    linear-gradient(var(--gold),var(--gold)) center/100% 1px no-repeat,
    linear-gradient(var(--gold),var(--gold)) center/1px 100% no-repeat,
    linear-gradient(45deg,transparent 48%,rgba(184,148,90,.45) 48%,rgba(184,148,90,.45) 52%,transparent 52%),
    linear-gradient(-45deg,transparent 48%,rgba(184,148,90,.45) 48%,rgba(184,148,90,.45) 52%,transparent 52%);
  opacity:.5;
}
.rice-grid.lg{width:84px;height:84px;font-size:42px}
.emoji-row{font-size:34px;letter-spacing:6px}
.pic-ph{
  text-align:center;font-size:36px;line-height:1.4;color:var(--gray);
}
.pic-ph small{display:block;font-size:11px;letter-spacing:1px}
.audio-wave{display:flex;gap:5px;align-items:center;height:44px}
.audio-wave i{
  width:6px;border-radius:4px;background:var(--cinnabar);
  animation:wave 1s ease-in-out infinite;
}
.audio-wave i:nth-child(1){height:16px}
.audio-wave i:nth-child(2){height:30px;animation-delay:.15s}
.audio-wave i:nth-child(3){height:44px;animation-delay:.3s}
.audio-wave i:nth-child(4){height:36px;animation-delay:.45s}
.audio-wave i:nth-child(5){height:24px;animation-delay:.6s}
.audio-wave i:nth-child(6){height:38px;animation-delay:.75s}
.audio-wave i:nth-child(7){height:18px;animation-delay:.9s}
@keyframes wave{0%,100%{transform:scaleY(1)}50%{transform:scaleY(.55)}}

/* ================= 古卷美学 ================= */
.visual-wrap{display:grid;grid-template-columns:300px 1fr;gap:30px;margin-bottom:50px}
.palette{
  background:var(--ink);border-radius:18px;padding:30px 28px;color:#FCF8F0;
  align-self:start;
}
.palette h3{font-family:var(--serif);letter-spacing:3px;margin-bottom:20px;font-size:18px}
.palette-list li{
  display:flex;align-items:center;gap:12px;padding:8px 0;font-size:13.5px;
  border-bottom:1px dashed rgba(252,248,240,.15);
}
.palette-list li:last-child{border:none}
.palette-list span{width:26px;height:26px;border-radius:6px;flex:none}
.palette-list b{letter-spacing:2px}
.palette-list i{margin-left:auto;font-style:normal;color:rgba(252,248,240,.55);font-size:12px}
.visual-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:26px}
.vcard{
  background:var(--paper-lt);border:1px solid rgba(184,148,90,.5);border-radius:18px;
  padding:24px;text-align:center;transition:transform .3s;
}
.vcard:hover{transform:translateY(-5px)}
.vcard-show{
  height:150px;border-radius:12px;margin-bottom:18px;
  background:var(--paper);border:1px dashed var(--gold);
  display:flex;align-items:center;justify-content:center;gap:18px;
}
.vcard h3{font-family:var(--serif);font-size:17px;margin-bottom:8px}
.vcard p{font-size:13px;color:#5a534d}
.big-seal{
  display:flex;align-items:center;justify-content:center;
  width:64px;height:64px;border-radius:10px;background:var(--cinnabar);
  color:#FCF8F0;font-family:var(--serif);font-size:34px;font-weight:700;
  transform:rotate(-8deg);box-shadow:2px 4px 0 rgba(26,26,26,.15);
}
.seal-fire{background:#C0392B;transform:rotate(6deg)}
.timer-ring{
  width:96px;height:96px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:conic-gradient(var(--cinnabar) 0 70%,rgba(184,148,90,.25) 70% 100%);
  position:relative;
}
.timer-ring::before{content:"";position:absolute;inset:8px;border-radius:50%;background:var(--paper)}
.timer-ring b{position:relative;font-family:var(--serif);font-size:26px;color:var(--cinnabar)}
.timer-ring small{font-size:12px}

/* —— 分享卡 —— */
.sharecards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:26px}
.sharecard{text-align:center}
.sc{
  width:100%;max-width:300px;margin:0 auto;height:380px;border-radius:14px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  padding:26px;position:relative;overflow:hidden;
  box-shadow:0 14px 34px rgba(138,128,120,.28);
  transition:transform .3s;
}
.sharecard:hover .sc{transform:translateY(-8px) rotate(-1deg)}
.sc-name{margin-top:14px;font-size:13px;color:var(--gray);letter-spacing:1px}
.sc-scroll,.sc-calendar{
  background:linear-gradient(160deg,#FCF8F0,#F5ECD8);
  border:2px solid var(--cinnabar);outline:1px solid var(--gold);outline-offset:-7px;
  color:var(--ink);
}
.sc-seal{
  position:absolute;top:16px;right:16px;
  width:44px;height:44px;border-radius:8px;background:var(--cinnabar);
  color:#FCF8F0;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:24px;font-weight:700;transform:rotate(-8deg);
}
.seal-fire{background:#C0392B}
.sc-title{font-family:var(--serif);font-size:26px;letter-spacing:4px;font-weight:900}
.sc-grid{display:grid;grid-template-columns:repeat(3,26px);gap:6px}
.sc-grid i{width:26px;height:26px;border-radius:5px;background:rgba(26,26,26,.08)}
.sc-grid i.on{background:#5B8C5A}
.sc-meta{font-size:12px;color:var(--gray)}
.sc-cta{
  font-size:14px;color:#FCF8F0;background:var(--cinnabar);
  padding:6px 20px;border-radius:16px;letter-spacing:2px;
}
.sc-cta.light{background:transparent;color:#FFAB40;border:1px solid #FFAB40}
.sc-days{font-family:var(--serif);font-size:56px;font-weight:900;color:var(--cinnabar);line-height:1}
.sc-days small{font-size:16px;color:var(--ink);margin-left:6px;font-weight:700}
.sc-cal{
  display:grid;grid-template-columns:repeat(7,20px);gap:5px;
}
.sc-cal i{width:20px;height:20px;border-radius:4px;background:rgba(26,26,26,.07)}
.sc-cal i.on{background:var(--cinnabar)}
.sc-cal i.now{background:var(--gold);animation:hot-blink 1.4s infinite}
.sc-speed{
  background:linear-gradient(165deg,#16130f,#241d16 60%,#2b1c10);
  border:1px solid #FF6D00;color:#FCF8F0;
}
.sc-banner{
  font-size:15px;letter-spacing:3px;padding:5px 22px;border-radius:14px;
  background:linear-gradient(90deg,#FF3D00,#FF9100);color:#fff;
}
.sc-medal{font-size:14px;color:#FFAB40;letter-spacing:2px}
.sc-score{font-size:64px;font-weight:900;line-height:1;color:#fff}
.sc-score small{font-size:18px;color:#FFAB40}
.sc-kv{display:flex;gap:10px;font-size:11.5px;color:rgba(252,248,240,.85);flex-wrap:wrap;justify-content:center}

/* ================= 打卡 ================= */
.streak-flow{
  display:flex;align-items:stretch;justify-content:center;gap:20px;flex-wrap:wrap;
  margin-bottom:40px;
}
.flow-step{
  background:var(--paper-lt);border:1px solid rgba(184,148,90,.5);border-radius:18px;
  padding:30px 34px;text-align:center;min-width:230px;flex:1;max-width:300px;
  transition:transform .3s;
}
.flow-step:hover{transform:translateY(-5px)}
.flow-flame{font-size:40px;display:block;margin-bottom:12px}
.flame-huge{font-size:48px;animation:flicker 1.4s infinite}
.flame-gold{
  font-family:var(--serif);font-size:40px;font-weight:900;color:var(--gold);
  animation:flicker 1.2s infinite;
}
.flame-gold small{font-size:14px;color:var(--gray);font-weight:400}
.flow-step b{font-family:var(--serif);letter-spacing:2px;display:block;margin-bottom:8px}
.flow-step p{font-size:13.5px;color:#5a534d}
.flow-arrow{align-self:center;font-size:26px;color:var(--gold)}
.title-badges{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-bottom:34px;
}
.badge{
  font-family:var(--serif);font-size:15px;letter-spacing:2px;
  background:var(--paper-lt);border:1.5px solid var(--gold);color:#6b5f4e;
  padding:9px 22px;border-radius:22px;transition:.25s;cursor:default;
}
.badge:hover{background:var(--cinnabar);border-color:var(--cinnabar);color:#FCF8F0;transform:translateY(-3px)}
.streak-note{text-align:center;color:var(--gray);font-size:14px;letter-spacing:.5px;margin-bottom:56px}

/* ================= 答题规则 ================= */
.rules-wrap{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:start}
.rule-item{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--paper-lt);border:1px solid rgba(184,148,90,.5);
  border-radius:16px;padding:24px 26px;margin-bottom:18px;
  transition:transform .3s;
}
.rule-item:hover{transform:translateX(6px)}
.rule-no{
  flex:none;width:44px;height:44px;border-radius:50%;
  background:var(--ink);color:#FCF8F0;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:19px;font-weight:700;
}
.rule-item h3{font-family:var(--serif);font-size:17px;margin-bottom:6px;letter-spacing:1px}
.rule-item p{font-size:13.5px;color:#5a534d}
.star-table{
  background:var(--paper-lt);border:1px solid rgba(184,148,90,.5);
  border-radius:16px;padding:26px 28px;margin-bottom:18px;
}
.star-table h3,.result-perks h3{font-family:var(--serif);letter-spacing:2px;margin-bottom:16px;font-size:17px}
.star-row{
  display:flex;gap:16px;align-items:center;padding:12px 14px;border-radius:10px;margin-bottom:10px;
  border:1px solid rgba(184,148,90,.35);
}
.star-row.s3{background:linear-gradient(90deg,#FFF8E1,transparent)}
.star-row.s2{background:linear-gradient(90deg,rgba(184,148,90,.12),transparent)}
.star-row.s1{background:transparent}
.star-row.s0{opacity:.72}
.stars{font-size:17px;flex:none;width:64px;letter-spacing:2px}
.star-row b{font-size:14.5px;letter-spacing:1px}
.star-row p{font-size:12.5px;color:var(--gray)}
.result-perks{
  background:var(--paper-lt);border:1px solid rgba(184,148,90,.5);
  border-radius:16px;padding:26px 28px;color:var(--ink);
}
.result-perks h3{color:var(--cinnabar)}
.perks-list{display:flex;flex-wrap:wrap;gap:10px}
.perk{
  font-size:13px;letter-spacing:.5px;color:#5a534d;
  background:var(--paper);border:1px solid rgba(184,148,90,.5);
  border-radius:16px;padding:6px 14px;transition:.25s;cursor:default;
}
.perk:hover{background:var(--cinnabar);border-color:var(--cinnabar);color:#FCF8F0;transform:translateY(-2px)}

/* ================= 闪电战 ================= */
.section-speed{
  max-width:none;color:#FCF8F0;
  background:linear-gradient(150deg,#16120e 0%,#241a10 55%,#311d0d 100%);
  padding:100px 24px;
}
.section-speed .section-head{max-width:1180px;margin:0 auto 60px}
.section-speed .section-head h2{color:#fff}
.section-speed .section-head p{color:rgba(252,248,240,.6)}
.section-kicker.light{color:#FFAB40;border-color:rgba(255,171,64,.5)}
.speed-wrap{
  max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:30px;
}
.speed-card{
  background:rgba(252,248,240,.05);border:1px solid rgba(255,171,64,.25);
  border-radius:18px;padding:32px 30px;backdrop-filter:blur(4px);
}
.speed-card h3{font-family:var(--serif);font-size:19px;letter-spacing:3px;margin-bottom:22px;color:#FFAB40}
.score-list li,.rank-list li{display:flex;gap:16px;align-items:center;margin-bottom:16px}
.score-num{
  flex:none;min-width:64px;text-align:center;
  font-family:var(--serif);font-size:26px;font-weight:900;color:#FF9100;
  background:rgba(255,61,0,.14);border:1px solid rgba(255,145,0,.4);
  border-radius:10px;padding:6px 10px;
}
.score-num small{font-size:12px;color:rgba(255,145,0,.7)}
.score-list b,.rank-list b{font-size:14.5px;letter-spacing:1px}
.score-list p,.rank-list p{font-size:12.5px;color:rgba(252,248,240,.55)}
.rank-medal{font-size:30px;flex:none;width:52px;text-align:center}
.rank-list li{
  padding:10px 14px;border-radius:12px;margin-bottom:10px;
  background:rgba(252,248,240,.04);border:1px solid rgba(252,248,240,.08);
  transition:transform .25s;
}
.rank-list li:hover{transform:translateX(6px)}
.combo-show{
  margin-top:22px;text-align:center;padding:20px;border-radius:12px;
  border:1px dashed rgba(255,145,0,.4);
}
.combo-pop{
  display:inline-block;font-family:var(--serif);font-size:30px;font-weight:900;
  color:#FF9100;text-shadow:0 0 24px rgba(255,145,0,.5);
  animation:combo-in .9s ease infinite alternate;margin-bottom:8px;
}
@keyframes combo-in{from{transform:scale(1)}to{transform:scale(1.1) rotate(-2deg)}}
.combo-show p{font-size:12px;color:rgba(252,248,240,.55)}
.speed-stats{margin-top:20px;padding:16px 18px;border-radius:12px;background:rgba(252,248,240,.04)}
.speed-stats p{font-size:12.5px;color:rgba(252,248,240,.65);line-height:2}

/* ================= 排行榜 Tabs ================= */
.rank-tabs{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:20px;
  margin-bottom:20px;
}
.rank-tab{
  background:var(--paper-lt);border:1.5px solid rgba(184,148,90,.55);
  border-radius:16px;padding:24px 22px;text-align:center;transition:.3s;
}
.rank-tab:hover{transform:translateY(-5px);border-color:var(--cinnabar);box-shadow:0 12px 28px rgba(181,52,58,.14)}
.rank-tab b{font-family:var(--serif);font-size:17px;letter-spacing:2px;display:block;margin-bottom:8px}
.rank-tab p{font-size:12.5px;color:var(--gray)}
.rank-note{text-align:center;color:var(--gray);font-size:13.5px;margin-bottom:60px}

/* ================= 称号分组 ================= */
.titles-block{margin-top:10px}
.titles-block>h3{
  font-family:var(--serif);text-align:center;font-size:20px;letter-spacing:3px;margin-bottom:34px;
}
.title-groups{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.title-group{
  background:var(--paper-lt);border:1px solid rgba(184,148,90,.45);
  border-radius:16px;padding:22px 24px;
}
.title-group h4{font-family:var(--serif);font-size:15px;letter-spacing:2px;margin-bottom:14px;color:#6b5f4e}
.title-group .title-badges{justify-content:flex-start;margin-bottom:0;gap:10px}
.badge{
  display:inline-flex;flex-direction:column;align-items:center;gap:2px;
  font-size:13.5px;padding:7px 16px;
}
.badge small{font-size:10.5px;color:var(--gray);letter-spacing:1px}
.badge:hover small{color:rgba(252,248,240,.8)}

/* ================= 玩法扩展 ================= */
.mode-note{text-align:center;color:var(--gray);font-size:13.5px;margin-top:36px;letter-spacing:1px}
.compete-grid{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:26px;margin-top:36px;
}
.compete-card{
  position:relative;border-radius:18px;padding:28px;
  background:linear-gradient(150deg,#241d15,#31251a);
  color:#FCF8F0;transition:transform .3s;overflow:hidden;
}
.compete-card::after{
  content:"";position:absolute;right:-30px;top:-30px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,145,0,.25),transparent 70%);
}
.compete-card:hover{transform:translateY(-6px)}
.compete-head{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.compete-icon{font-size:34px}
.compete-head h3{font-family:var(--serif);font-size:18px;letter-spacing:2px}
.compete-tag{
  display:inline-block;font-size:10px;font-weight:700;letter-spacing:1px;
  padding:2px 9px;border-radius:9px;margin-left:8px;vertical-align:2px;
}
.compete-tag.hot{background:var(--flash);color:#fff;animation:hot-blink 1.2s infinite}
.compete-tag.new{background:#2E7D32;color:#fff}
.compete-card p{font-size:13.5px;color:rgba(252,248,240,.75);margin-bottom:14px;line-height:1.9}
.compete-link{font-size:13px;color:#FFAB40;letter-spacing:1px}
.compete-link:hover{text-decoration:underline}
/* 演示小样式 */
.xh-row{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:2px}
.brain-q,.joke-q{font-size:15px;color:#4a4440;letter-spacing:1px;text-align:center;max-width:180px;line-height:1.8}
.poetry-line{font-family:var(--serif);font-size:21px;letter-spacing:3px}
.poetry-blank{
  display:inline-block;width:26px;height:26px;margin:0 2px;vertical-align:-4px;
  border-bottom:2px solid var(--cinnabar);color:var(--cinnabar);
  text-align:center;line-height:26px;font-size:15px;
}

/* ================= 主题皮肤 ================= */
.skin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:26px;margin-bottom:40px}
.skin-card{
  background:var(--paper-lt);border:1px solid rgba(184,148,90,.5);border-radius:18px;
  padding:16px 16px 20px;transition:transform .3s,box-shadow .3s;
}
.skin-card:hover{transform:translateY(-6px);box-shadow:0 16px 36px rgba(138,128,120,.22)}
.skin-preview{
  border-radius:12px;overflow:hidden;background:var(--pv-bg);
  border:1px solid rgba(0,0,0,.08);display:flex;flex-direction:column;margin-bottom:14px;
}
.pv-nav{
  height:26px;background:var(--pv-main);opacity:.92;
  clip-path:polygon(0 0,100% 0,100% 70%,50% 100%,0 70%);
}
.pv-body{
  display:flex;align-items:center;gap:10px;flex:1;
  padding:20px 16px 14px;color:var(--pv-text);
  font-family:var(--serif);font-size:15px;letter-spacing:2px;
}
.pv-body b{
  width:38px;height:38px;display:flex;align-items:center;justify-content:center;
  border:1.5px solid var(--pv-main);border-radius:8px;color:var(--pv-main);
  font-size:17px;position:relative;flex:none;
}
.pv-body b::before{
  content:"";position:absolute;inset:3px;
  background:
    linear-gradient(var(--pv-main),var(--pv-main)) center/100% 1px no-repeat,
    linear-gradient(var(--pv-main),var(--pv-main)) center/1px 100% no-repeat;
  opacity:.35;
}
.pv-dots{display:flex;gap:8px;padding:0 16px 14px}
.pv-dots i{
  width:16px;height:16px;border-radius:50%;border:1px solid rgba(0,0,0,.12);
}
.skin-info{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.skin-info h3{font-family:var(--serif);font-size:17px;letter-spacing:1px}
.skin-badge{
  font-size:11.5px;font-weight:700;letter-spacing:.5px;
  background:rgba(184,148,90,.15);color:#8a6f3c;
  border:1px solid var(--gold);border-radius:12px;padding:2px 12px;
}
.skin-badge.free{background:rgba(91,140,90,.12);color:#3E6B3D;border-color:#5B8C5A}
.skin-card p{font-size:12.5px;color:var(--gray)}
/* —— 节日限定 —— */
.skin-limited{
  margin-bottom:40px;padding:28px 28px 24px;border-radius:18px;
  background:linear-gradient(140deg,#3A2418,#2B1B12 60%,#3D2214);
  color:#FCF8F0;
}
.skin-limited>h3{
  font-family:var(--serif);font-size:18px;letter-spacing:3px;
  color:#FFAB40;margin-bottom:22px;text-align:center;
}
.limited-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;max-width:640px;margin:0 auto}
.limited-card{position:relative}
.limited-card .skin-info h3{color:#FCF8F0}
.limited-card p{color:rgba(252,248,240,.65)}
.limited-card .skin-badge{background:rgba(255,171,64,.15);color:#FFAB40;border-color:rgba(255,171,64,.5)}
.limited-note{
  text-align:center;font-size:12.5px;color:rgba(252,248,240,.55);
  margin-top:22px;letter-spacing:1px;
}
.skin-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.skin-feat{
  background:var(--paper-lt);border:1px dashed var(--gold);border-radius:14px;
  padding:20px 24px;text-align:center;transition:.25s;
}
.skin-feat:hover{border-style:solid;transform:translateY(-4px)}
.skin-feat b{font-family:var(--serif);font-size:15.5px;letter-spacing:2px;display:block;margin-bottom:8px;color:#6b5f4e}
.skin-feat p{font-size:12.5px;color:var(--gray);line-height:1.8}

/* ================= FAQ（SEO） ================= */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{
  background:var(--paper-lt);border:1px solid rgba(184,148,90,.5);
  border-radius:14px;margin-bottom:14px;overflow:hidden;transition:box-shadow .25s;
}
.faq-item[open]{box-shadow:0 8px 24px rgba(138,128,120,.15)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 24px;
  font-family:var(--serif);font-size:16px;font-weight:700;letter-spacing:1px;
  display:flex;align-items:center;justify-content:space-between;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;color:var(--cinnabar);font-weight:400;transition:transform .25s;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 24px 20px}
.faq-answer p{font-size:14px;color:#5a534d;line-height:1.9}

/* ================= 页脚 SEO 词 ================= */
.seo-words{
  font-size:12px;line-height:2.1;color:rgba(252,248,240,.35);
  max-width:900px;margin:0 auto 30px;text-align:center;letter-spacing:.5px;
}
.seo-words b{color:rgba(252,248,240,.5);font-weight:400}

/* ================= 下载 ================= */
.download{
  max-width:none;background:linear-gradient(140deg,#211a14,#3a2a1c 55%,#4a2f1a);
  color:#FCF8F0;padding:110px 24px;
}
.download-inner{
  max-width:1000px;margin:0 auto;display:flex;gap:70px;align-items:center;flex-wrap:wrap;justify-content:center;
}
.qr-box{text-align:center}
.qr-art{
  width:210px;height:210px;border-radius:18px;background:#FCF8F0;
  margin-bottom:16px;padding:14px;
  box-shadow:0 0 0 8px rgba(252,248,240,.12),0 20px 50px rgba(0,0,0,.4);
  transition:transform .3s;
}
.qr-art:hover{transform:scale(1.05)}
.qr-art img{display:block;width:100%;height:100%;border-radius:8px;object-fit:cover}
.qr-box>span{font-size:14px;color:rgba(252,248,240,.8);letter-spacing:2px}
.download-copy h2{
  font-family:var(--serif);font-size:clamp(28px,3.4vw,40px);
  letter-spacing:3px;margin:14px 0 16px;line-height:1.4;
}
.download-copy p{color:rgba(252,248,240,.75);margin-bottom:24px}
.download-checks{display:grid;grid-template-columns:1fr 1fr;gap:10px;font-size:14.5px;margin-bottom:26px}
.download-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:rgba(252,248,240,.6)}
.download-meta span{border:1px solid rgba(252,248,240,.25);padding:4px 14px;border-radius:14px}

/* ================= 页脚 ================= */
.footer{
  background:#14100c;color:rgba(252,248,240,.85);
  padding:56px 24px 34px;text-align:center;
}
.footer-brand{display:flex;align-items:center;gap:12px;justify-content:center;margin-bottom:14px}
.footer-brand b{font-family:var(--serif);font-size:20px;letter-spacing:3px}
.footer-sub{font-size:12px;color:rgba(252,248,240,.5);border-left:1px solid rgba(252,248,240,.25);padding-left:12px}
.footer-slogan{font-size:14px;color:rgba(252,248,240,.6);margin-bottom:22px;letter-spacing:1px}
.footer-links{display:flex;gap:24px;justify-content:center;flex-wrap:wrap;font-size:13.5px;margin-bottom:24px}
.footer-links a{color:rgba(252,248,240,.7);transition:color .2s}
.footer-links a:hover{color:#FFAB40}
.footer-copy{font-size:12px;color:rgba(252,248,240,.4)}

/* ================= 滚动显现 ================= */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}

/* ================= 响应式 ================= */
@media (max-width:960px){
  .hero-inner{grid-template-columns:1fr;gap:50px;text-align:center}
  .hero-copy{display:flex;flex-direction:column;align-items:center}
  .hero-stats{justify-content:center}
  .visual-wrap{grid-template-columns:1fr}
  .rules-wrap{grid-template-columns:1fr}
  .speed-wrap{grid-template-columns:1fr}
  .nav-links{
    position:fixed;top:64px;right:0;left:0;
    background:rgba(252,248,240,.97);backdrop-filter:blur(10px);
    flex-direction:column;padding:20px 24px 26px;gap:18px;
    border-bottom:1px solid var(--gold);
    transform:translateY(-130%);transition:transform .35s;z-index:99;
  }
  .nav-links.open{transform:translateY(0)}
  .nav-toggle{display:flex}
}
@media (max-width:560px){
  .hero{padding-top:100px}
  .hero-title{letter-spacing:1px}
  .hero-stats{gap:22px}
  .flow-arrow{transform:rotate(90deg)}
  .download-checks{grid-template-columns:1fr}
  .phone{width:290px;height:600px}
}