/* ============================================================
   Galgame游戏盒子 单页官网样式表
   主题：夜樱 · 鎏金（樱粉纸底、深梅墨字、鎏金点缀、对话框元素）
   移动优先：375px 起步，640 / 900 / 1100 逐级扩展
   ============================================================ */

:root{
  --plum:#2A1730;
  --plum-2:#40254B;
  --plum-deep:#1E1024;
  --sakura:#E97B9E;
  --sakura-deep:#D4638A;
  --sakura-soft:#FBE7ED;
  --gold:#C9A25E;
  --gold-deep:#AD8543;
  --gold-soft:#F7EEDC;
  --paper:#FFF9F7;
  --bg:#FDF3F5;
  --ink:#2A1730;
  --muted:#6E5A72;
  --line:rgba(42,23,48,.13);
  --radius:16px;
  --shadow:0 22px 46px rgba(42,23,48,.15);
  --font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Noto Sans CJK SC",sans-serif;
  --serif:"Georgia","Times New Roman","Songti SC","Source Han Serif SC",serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--paper);line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
ul,ol{list-style:none}
button{font-family:inherit;cursor:pointer}

.container{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.skip{position:absolute;left:-999px;top:8px;z-index:200;background:var(--gold);color:#fff;padding:10px 16px;border-radius:10px;font-weight:800;text-decoration:none}
.skip:focus{left:8px}

section{scroll-margin-top:76px}

/* ============ 小标 ============ */
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:var(--serif);font-size:11.5px;font-weight:700;letter-spacing:.2em;color:var(--gold-deep);margin-bottom:12px}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--gold);display:inline-block}
.eyebrow-light{color:#EBC98F}
.eyebrow-light::before{background:#EBC98F}

.sec-head{max-width:600px;margin-bottom:34px}
.sec-title{font-size:clamp(24px,5vw,36px);font-weight:800;line-height:1.28;letter-spacing:.02em}
.sec-title-light{color:#FDF3F5}
.sec-desc{color:var(--muted);margin-top:9px;font-size:15px}
.sec-desc-light{color:rgba(253,243,245,.72)}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:16px;padding:13px 30px;border-radius:999px;text-decoration:none;border:0;white-space:nowrap;transition:transform .16s ease,background .16s ease,box-shadow .16s ease,color .16s ease}
.btn-sakura{background:var(--sakura);color:#fff;box-shadow:0 10px 24px rgba(233,123,158,.34)}
.btn-sakura:hover{background:var(--sakura-deep);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--plum);border:1.5px solid rgba(42,23,48,.28)}
.btn-outline:hover{background:var(--sakura-soft);border-color:var(--sakura)}
.btn-light{background:var(--paper);color:var(--plum);box-shadow:0 12px 26px rgba(30,16,36,.3)}
.btn-light:hover{background:#fff;transform:translateY(-2px)}
.btn-lg{padding:16px 42px;font-size:17px}

/* ============ 页头 ============ */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,249,247,.94);border-bottom:1px solid var(--line)}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(42,23,48,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand-logo{width:42px;height:42px;border-radius:12px;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line)}
.brand-logo img{width:100%;height:100%;object-fit:cover}
.brand-name{font-weight:800;font-size:18px;letter-spacing:.01em}

.nav-toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:transparent;border:0;border-radius:10px}
.nav-toggle span{display:block;width:24px;height:2px;border-radius:2px;background:var(--plum);transition:transform .2s ease,opacity .2s ease}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.nav-open .nav-toggle span:nth-child(2){opacity:0}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.site-nav{display:none;position:absolute;top:68px;left:0;right:0;background:var(--paper);padding:12px 20px 22px;border-bottom:1px solid var(--line);flex-direction:column;gap:4px}
body.nav-open .site-nav{display:flex}
.site-nav a{color:var(--ink);text-decoration:none;font-weight:600;padding:11px 12px;border-radius:10px;font-size:16px}
.site-nav a:hover{background:var(--sakura-soft);color:var(--plum)}
.nav-download{text-align:center;background:var(--sakura);color:#fff !important;border-radius:999px;margin-top:8px;font-weight:800}
.nav-download:hover{background:var(--sakura-deep)}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#FFF8FA 0%,#FDEDF1 66%,#FFF9F7 100%)}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--line)}
.petal{position:absolute;width:26px;height:15px;border-radius:62% 38% 62% 38%/62% 38% 62% 38%;background:linear-gradient(135deg,rgba(233,123,158,.5),rgba(233,123,158,.12));pointer-events:none}
.p1{top:9%;left:5%;transform:rotate(24deg)}
.p2{top:26%;right:9%;width:20px;height:12px;transform:rotate(-18deg)}
.p3{bottom:15%;left:32%;width:16px;height:10px;transform:rotate(52deg);opacity:.7}
.p4{top:64%;right:4%;width:30px;height:17px;transform:rotate(10deg);opacity:.55}

.hero-grid{position:relative;z-index:1;display:grid;gap:38px;padding-top:50px;padding-bottom:58px}
.hero-title{font-size:clamp(32px,8.4vw,62px);font-weight:800;line-height:1.12;letter-spacing:.01em;color:var(--plum);margin-bottom:14px}
.hero-sub{font-size:16px;color:var(--muted);max-width:470px;margin-bottom:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
.hero-meta{display:flex;flex-wrap:wrap;max-width:470px;margin-bottom:26px}
.meta-item{padding:0 18px;border-left:1px solid var(--line)}
.meta-item:first-child{padding-left:0;border-left:0}
.meta-item dt{font-family:var(--serif);font-size:19px;font-weight:700;color:var(--plum);line-height:1.2}
.meta-item dd{font-size:12px;color:var(--muted);margin-top:3px;letter-spacing:.04em}

/* 对话框：本站签名元素 */
.dialog{position:relative;max-width:460px;background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:12px;padding:18px 18px 16px;box-shadow:0 14px 30px rgba(42,23,48,.08)}
.dialog-name{position:absolute;top:-12px;left:16px;background:var(--gold);color:#fff;font-size:12px;font-weight:800;letter-spacing:.14em;padding:4px 12px;border-radius:6px}
.dialog-text{font-size:14px;color:var(--muted);line-height:1.7}

.hero-visual{position:relative;display:flex;justify-content:center}
.hero-shot{position:relative;display:inline-block}
.phone{position:relative;border-radius:24px;padding:6px;background:#fff;border:1px solid rgba(42,23,48,.1);box-shadow:var(--shadow)}
.phone img{width:100%;height:auto;border-radius:19px}
.hero-visual .phone{width:min(252px,66vw)}
.hero-tag{position:absolute;z-index:2;top:-13px;left:-22px;background:var(--gold);color:#fff;font-size:12px;font-weight:800;letter-spacing:.06em;padding:6px 13px;border-radius:999px;transform:rotate(-4deg);box-shadow:0 10px 20px rgba(42,23,48,.16);white-space:nowrap}

/* ============ 游戏库 ============ */
.library{background:var(--paper);padding:72px 0}
.cat-grid{display:grid;grid-template-columns:repeat(1,1fr);gap:12px}
.cat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.cat-card:hover{transform:translateY(-3px);border-color:rgba(201,162,94,.5);box-shadow:0 14px 28px rgba(42,23,48,.08)}
.cat-count{font-family:var(--serif);font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--gold-deep);margin-bottom:6px}
.cat-card h3{font-size:18px;font-weight:800;letter-spacing:.04em;margin-bottom:4px}
.cat-card p{font-size:13.5px;color:var(--muted)}

/* ============ 功能（细线表格栅格） ============ */
.features{background:var(--bg);padding:72px 0}
.feat-grid{display:grid;grid-template-columns:repeat(1,1fr);column-gap:34px}
.feat{border-top:1px solid rgba(42,23,48,.16);padding:24px 0 26px}
.feat-icon{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:#fff;border:1px solid rgba(201,162,94,.4);color:var(--gold-deep);margin-bottom:12px}
.feat-icon svg{width:18px;height:18px}
.feat h3{font-size:17px;font-weight:800;letter-spacing:.04em;margin-bottom:6px}
.feat p{font-size:14px;color:var(--muted);max-width:300px}

/* ============ 更新公告 ============ */
.updates{background:var(--paper);padding:72px 0}
.notice{background:var(--gold-soft);border:1px solid rgba(201,162,94,.4);border-radius:var(--radius);padding:8px 24px}
.notice-list li{display:flex;align-items:flex-start;gap:14px;padding:16px 0;font-size:14.5px;color:var(--plum);border-bottom:1px dashed rgba(201,162,94,.45)}
.notice-list li:last-child{border-bottom:0}
.notice-tag{flex:0 0 auto;background:#fff;color:var(--gold-deep);border:1px solid rgba(201,162,94,.55);font-size:12px;font-weight:800;letter-spacing:.12em;padding:3px 10px;border-radius:6px;margin-top:2px}

/* ============ 界面预览（深色展示带） ============ */
.preview{position:relative;overflow:hidden;background:linear-gradient(155deg,var(--plum-deep),var(--plum) 48%,var(--plum-2));padding:76px 0;color:#FDF3F5}
.preview::before{content:"";position:absolute;width:420px;height:420px;right:-120px;top:-160px;border-radius:50%;background:radial-gradient(circle,rgba(233,123,158,.34),rgba(233,123,158,0) 68%)}
.preview::after{content:"";position:absolute;width:320px;height:320px;left:-100px;bottom:-140px;border-radius:50%;background:radial-gradient(circle,rgba(201,162,94,.22),rgba(201,162,94,0) 70%)}
.shot-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(1,1fr);gap:28px;justify-items:center}
.shot-item{text-align:center}
.shot-item .phone{width:min(264px,72vw);border-color:rgba(255,255,255,.28);box-shadow:0 24px 44px rgba(12,6,16,.4)}
.shot-item figcaption{font-size:13px;font-weight:700;color:#EBC98F;margin-top:14px;letter-spacing:.1em}

/* ============ 用户评价 ============ */
.reviews{background:var(--paper);padding:72px 0}
.review-grid{display:grid;grid-template-columns:repeat(1,1fr);gap:14px}
.review-card{background:var(--sakura-soft);border:1px solid rgba(233,123,158,.28);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;gap:12px}
.stars svg{display:block}
.review-card p{font-size:14.5px;color:var(--plum);flex:1}
.review-card footer{font-size:12.5px;font-weight:700;color:var(--muted)}

/* ============ 常见问题 ============ */
.faq{background:var(--bg);padding:72px 0}
.faq-list{display:flex;flex-direction:column;gap:10px;max-width:780px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:16px 18px;font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-family:var(--serif);font-size:19px;color:var(--gold-deep);transition:transform .2s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 18px 16px;color:var(--muted);font-size:14px;max-width:640px}

/* ============ 下载 CTA ============ */
.cta{position:relative;overflow:hidden;background:linear-gradient(150deg,#B85A7E,#E97B9E 55%,#F2A7BC);padding:80px 0;color:#fff;text-align:center}
.cta::before{content:"";position:absolute;width:320px;height:320px;right:-90px;top:-120px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.32),rgba(255,255,255,0) 70%)}
.cta::after{content:"";position:absolute;width:260px;height:260px;left:-80px;bottom:-110px;border-radius:50%;background:radial-gradient(circle,rgba(42,23,48,.24),rgba(42,23,48,0) 70%)}
.cta-inner{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:16px}
.cta-title{font-size:clamp(26px,5.8vw,42px);font-weight:800;line-height:1.24;letter-spacing:.02em}
.cta-desc{font-size:15px;color:rgba(255,255,255,.9);max-width:500px}
.cta-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:9px;margin-top:6px}
.cta-chips li{border:1px solid rgba(255,255,255,.5);background:rgba(255,255,255,.14);padding:6px 15px;border-radius:999px;font-size:12.5px;font-weight:600}

/* ============ 页脚 ============ */
.site-footer{background:var(--plum-deep);color:rgba(255,255,255,.72);padding:32px 0}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:9px;text-align:center}
.site-footer .brand{color:#fff}
.site-footer .brand-logo{width:36px;height:36px;border-radius:10px;border-color:rgba(255,255,255,.16)}
.site-footer .brand-name{font-size:14px;letter-spacing:.02em}
.footer-slogan{font-size:12.5px;color:rgba(255,255,255,.56);letter-spacing:.12em}
.footer-copy{font-size:12px;color:rgba(255,255,255,.4)}

/* ============ 焦点可见 ============ */
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* ============ 动效偏好 ============ */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition:none !important;animation:none !important}
}

/* ============ 响应式：640px ============ */
@media (min-width:640px){
  .cat-grid{grid-template-columns:repeat(2,1fr);gap:14px}
  .feat-grid{grid-template-columns:repeat(2,1fr);column-gap:40px}
  .review-grid{grid-template-columns:repeat(2,1fr)}
}

/* ============ 响应式：900px ============ */
@media (min-width:900px){
  .nav-toggle{display:none}
  .site-nav{display:flex;position:static;background:transparent;border:0;padding:0;flex-direction:row;align-items:center;gap:4px}
  .site-nav a{padding:9px 13px;font-size:14.5px;border-radius:8px}
  .nav-download{margin-top:0;padding:10px 22px}
  .hero-grid{grid-template-columns:1.12fr .88fr;align-items:center;gap:24px;padding-top:72px;padding-bottom:82px}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .feat-grid{grid-template-columns:repeat(3,1fr);column-gap:44px}
  .review-grid{grid-template-columns:repeat(3,1fr)}
  .shot-grid{grid-template-columns:repeat(3,1fr)}
  .shot-item .phone{width:min(272px, calc((100vw - 120px) / 3))}
  .faq-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;align-items:start;max-width:none}
  section{scroll-margin-top:84px}
}

/* ============ 响应式：1100px ============ */
@media (min-width:1100px){
  .container{padding-left:32px;padding-right:32px}
  .hero-sub{font-size:17px}
}