/* ============================================================
   feeoo.fun 设计系统 v2 — 电影感暗黑科技 / 液体玻璃(liquid-glass)
   参考：Cinematic Space-Travel Landing Page 的设计语言
   ============================================================ */
:root{
  --bg:#000;
  --glow:#3da9fc;
  --glow-2:#7cc4ff;
  --text:#f3f7ff;
  --text-2:rgba(243,247,255,.72);
  --text-3:rgba(243,247,255,.5);
  --glass-border:rgba(255,255,255,.55);
  --serif:'Instrument Serif',ui-serif,Georgia,'Songti SC',serif;
  --sans:'Barlow',system-ui,-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  --radius-pill:9999px;
  --radius-card:22px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text); font-family:var(--sans);
  font-weight:300; letter-spacing:.01em; min-height:100vh; overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img,svg{display:block}

/* ---------- 背景视频（只播放一次，播完消失） ---------- */
.bg-video{
  position:fixed;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;
  opacity:0;transition:opacity 1.2s ease;
  animation:videofade 1.6s ease .15s forwards
}
@keyframes videofade{to{opacity:1}}
.bg-video.ready{opacity:1}
/* 新增：播完之后给video加上played类，透明度渐隐 */
.bg-video.played{
  opacity:0 !important;
  transition: opacity 1.2s ease;
}

.bg-tint{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  /* 在tint这里加上【兜底背景图片】，视频消失后就会露出来 */
  background:
    url("assets/images/bg-static.jpg") center / cover no-repeat fixed,
    radial-gradient(130% 92% at 50% 10%, rgba(8,16,34,0) 0%, rgba(4,8,20,.30) 55%, rgba(2,4,12,.84) 100%),
    radial-gradient(78% 58% at 50% 46%, rgba(61,169,252,.07) 0%, rgba(0,0,0,0) 62%),
    linear-gradient(180deg, rgba(2,4,12,.5) 0%, rgba(0,0,0,0) 24%, rgba(0,0,0,0) 64%, rgba(2,4,12,.74) 100%);
}

/* ---------- 液体玻璃（核心质感） ---------- */
.liquid-glass{
  background:rgba(255,255,255,.012);
  background-blend-mode:luminosity;
  backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
  border:none; position:relative; overflow:hidden;
  box-shadow:inset 0 1px 1px rgba(255,255,255,.12);
}
.liquid-glass::before{
  content:""; position:absolute; inset:0; border-radius:inherit; padding:1.4px;
  background:linear-gradient(180deg,
    rgba(255,255,255,.5) 0%, rgba(255,255,255,.16) 20%, rgba(255,255,255,0) 42%,
    rgba(255,255,255,0) 60%, rgba(255,255,255,.16) 80%, rgba(255,255,255,.5) 100%);
  -webkit-mask:linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite:xor; mask-composite:exclude; pointer-events:none;
}
.liquid-glass-strong{
  backdrop-filter:blur(40px); -webkit-backdrop-filter:blur(40px);
  box-shadow:4px 4px 18px rgba(0,0,0,.25), inset 0 1px 1px rgba(255,255,255,.18);
}

/* ---------- 导航（HOME 中央悬浮） ---------- */
.nav-float{
  position:fixed; top:20px; left:50%; transform:translateX(-50%);
  z-index:50; display:flex; align-items:center; gap:8px;
  padding:8px 10px; max-width:94vw; border-radius:var(--radius-pill);
  backdrop-filter:blur(16px) saturate(140%); -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:0 8px 30px rgba(0,0,0,.45), 0 0 0 1px rgba(255,255,255,.06), inset 0 1px 1px rgba(255,255,255,.16);
  transition:box-shadow .3s, transform .3s;
}
.nav-float:hover{transform:translateX(-50%) translateY(-1px);
  box-shadow:0 12px 40px rgba(0,0,0,.5), 0 0 0 1px rgba(124,196,255,.25), 0 0 30px rgba(61,169,252,.18), inset 0 1px 1px rgba(255,255,255,.2);}
.nav-logo{
  width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-style:italic;font-size:22px;color:#fff;flex:none;
}
.nav-float .menu{display:flex;gap:2px;overflow:hidden;max-width:62vw}
.nav-float .track{display:flex;gap:2px;align-items:center;white-space:nowrap;
  transition:transform .6s cubic-bezier(.22,1,.36,1)}
.nav-float:hover .track{animation:marq 14s linear infinite}
@keyframes marq{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.nav-item{
  padding:9px 15px;border-radius:var(--radius-pill);font-size:14px;color:var(--text-2);
  cursor:pointer;transition:.25s;white-space:nowrap;
}
.nav-item:hover{color:#fff;background:rgba(255,255,255,.09);box-shadow:0 0 18px rgba(124,196,255,.18)}
.nav-cta{
  margin-left:4px;padding:9px 18px;border-radius:var(--radius-pill);
  background:#fff;color:#05060a;font-weight:500;font-size:14px;cursor:pointer;
  transition:.25s;white-space:nowrap;
}
.nav-cta:hover{box-shadow:0 0 22px rgba(124,196,255,.6)}

/* ---------- Hero ---------- */
.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;
  justify-content:center;text-align:center;padding:120px 20px 96px;position:relative;z-index:10;
  animation:herofloat 8s ease-in-out infinite}
@keyframes herofloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.kicker{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:var(--radius-pill);
  font-size:13px;color:var(--text-2);margin-bottom:26px;
}
.kicker .dot{width:7px;height:7px;border-radius:50%;background:var(--glow-2);
  box-shadow:0 0 10px var(--glow-2)}
.headline{
  font-family:var(--serif);font-style:italic;font-weight:400;
  font-size:clamp(2.8rem,7.4vw,5.8rem);line-height:1.05;letter-spacing:0;
  max-width:15ch;
  background:linear-gradient(180deg,#ffffff 0%,#d3e8ff 52%,#8fc4ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 2px 26px rgba(61,169,252,.16));
}
.headline .blur-word .word{display:inline-block;margin-right:.26em;vertical-align: baseline;}
.subhead{max-width:46ch;margin:22px auto 0;font-size:clamp(14px,1.6vw,17px);
  color:var(--text-2);font-weight:300;line-height:1.55}
.search-wrap{display:flex;justify-content:center;margin-top:38px;width:100%}
.search-box{
  display:flex;align-items:center;gap:12px;width:min(560px,90vw);padding:15px 22px;
  border-radius:var(--radius-pill);
  box-shadow:inset 0 1px 1px rgba(255,255,255,.14), 0 10px 40px rgba(0,0,0,.35);
  transition:box-shadow .3s, transform .3s;
}
.search-box:focus-within{box-shadow:inset 0 1px 1px rgba(255,255,255,.18), 0 0 0 1px rgba(124,196,255,.4), 0 12px 44px rgba(61,169,252,.24)}
.search-box input{flex:1;background:transparent;border:0;outline:none;color:#fff;font-size:16px;font-family:var(--sans)}
.search-box input::placeholder{color:var(--text-3)}
.search-box .ico{color:var(--glow-2);font-size:20px;cursor:pointer}

/* ---------- 文章瀑布流 ---------- */
.section-title{width:min(1100px,92vw);margin:40px auto 0;position:relative;z-index:10;
  font-family:var(--serif);font-style:italic;font-size:clamp(1.8rem,3vw,2.6rem);
  color:#fff;letter-spacing:-.01em}
.stream{width:min(1100px,92vw);margin:26px auto 120px;column-count:3;column-gap:22px;position:relative;z-index:10}
@media(max-width:900px){.stream{column-count:2}}
@media(max-width:600px){.stream{column-count:1}}
.card-post{
  break-inside:avoid;margin-bottom:22px;padding:20px;border-radius:var(--radius-card);
  transition:transform .3s, box-shadow .3s; display:inline-block; width:100%;
}
.card-post:hover{transform:translateY(-5px);box-shadow:0 0 30px rgba(61,169,252,.22)}
.card-post h3{margin:0 0 9px;font-size:18px;font-weight:500;color:#fff;letter-spacing:.01em}
.card-post p{margin:0 0 14px;color:var(--text-2);font-size:13.5px;line-height:1.65;font-weight:300}
.card-post .meta{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--text-3)}
.reads{display:inline-flex;align-items:center;gap:6px}
.eye{width:15px;height:10px;background:var(--text-3);-webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 16'><path d='M12 0C6 0 1 8 0 8s6 8 12 8 12-8 12-8-6-8-12-8zm0 13a5 5 0 110-10 5 5 0 010 10z'/></svg>") center/contain no-repeat;mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 16'><path d='M12 0C6 0 1 8 0 8s6 8 12 8 12-8 12-8-6-8-12-8zm0 13a5 5 0 110-10 5 5 0 010 10z'/></svg>") center/contain no-repeat}
.reward-btn{border:1px solid rgba(124,196,255,.4);background:rgba(124,196,255,.1);
  color:var(--glow-2);padding:6px 15px;border-radius:var(--radius-pill);font-size:12px;cursor:pointer;transition:.2s}
.reward-btn:hover{background:rgba(124,196,255,.22);box-shadow:0 0 16px rgba(124,196,255,.4)}

/* ---------- 页脚 ---------- */
.footer{text-align:center;color:var(--text-3);font-size:12px;padding:30px 16px 64px;line-height:2;position:relative;z-index:10}

/* ---------- 滚动提示 ---------- */
.scroll-cue{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:10;
  display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-3);
  font-size:10px;letter-spacing:.28em;text-transform:uppercase}
.scroll-cue .mouse{width:22px;height:34px;border:1px solid rgba(255,255,255,.25);border-radius:12px;position:relative}
.scroll-cue .mouse::after{content:"";position:absolute;top:6px;left:50%;transform:translateX(-50%);
  width:3px;height:7px;border-radius:2px;background:var(--glow-2);animation:wheel 1.6s ease-in-out infinite}
@keyframes wheel{0%{opacity:0;transform:translate(-50%,0)}30%{opacity:1}100%{opacity:0;transform:translate(-50%,11px)}}

/* ---------- 弹窗 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(5px);
  display:none;align-items:center;justify-content:center;z-index:100}
.modal-mask.open{display:flex}
.modal{width:350px;max-width:92vw;padding:28px;border-radius:var(--radius-card);position:relative}
.modal h2{margin:0 0 18px;font-family:var(--serif);font-style:italic;font-size:26px;color:#fff}
.modal .close{position:absolute;top:14px;right:18px;cursor:pointer;color:var(--text-3);font-size:22px;line-height:1}
.modal label{display:block;margin:12px 0 6px;font-size:13px;color:var(--text-2)}
.modal input{width:100%;box-sizing:border-box;padding:11px 13px;border-radius:12px;
  border:1px solid rgba(255,255,255,.16);background:rgba(0,0,0,.35);color:#fff;font-size:14px;outline:none}
.modal input:focus{border-color:rgba(124,196,255,.5)}
.btn-primary{margin-top:18px;width:100%;padding:12px;border:0;border-radius:var(--radius-pill);cursor:pointer;
  background:#fff;color:#05060a;font-weight:500;font-size:14px;transition:.2s}
.btn-primary:hover{box-shadow:0 0 22px rgba(124,196,255,.55)}
.hint{margin-top:14px;font-size:12px;color:var(--text-3);text-align:center}
.hint a{color:var(--glow-2)}
.toast{position:fixed;left:50%;bottom:40px;transform:translateX(-50%) translateY(20px);
  background:rgba(10,16,30,.92);border:1px solid rgba(255,255,255,.14);color:#fff;
  padding:12px 20px;border-radius:12px;font-size:13px;opacity:0;transition:.3s;z-index:200;pointer-events:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- 模糊入场动画 ---------- */
@keyframes reveal{from{opacity:0;filter:blur(12px);transform:translateY(26px)}to{opacity:1;filter:blur(0);transform:none}}
.reveal{animation:reveal .9s cubic-bezier(.22,1,.36,1) both}
.d1{animation-delay:.15s}.d2{animation-delay:.32s}.d3{animation-delay:.5s}
.d4{animation-delay:.68s}.d5{animation-delay:.86s}.d6{animation-delay:1.04s}
@keyframes wordin{0%{opacity:0;filter:blur(12px);transform:translateY(40px)}
  50%{opacity:.5;filter:blur(5px);transform:translateY(-5px)}
  100%{opacity:1;filter:blur(0);transform:none}}
.blur-word{display:inline-block;opacity:0;}
.blur-word.in{animation:wordin 0.7s ease-out forwards}

.demo-banner{position:fixed;bottom:0;left:0;right:0;background:rgba(124,196,255,.12);
  border-top:1px solid rgba(124,196,255,.3);color:#cfe8ff;font-size:12px;
  text-align:center;padding:8px;z-index:90}

/* ============================================================
   内页通用：左侧竖版导航 + 页面主区（纯黑背景）
   ============================================================ */
.side-nav{position:fixed;top:50%;left:22px;transform:translateY(-50%);z-index:50;
  display:flex;flex-direction:column;gap:5px;padding:14px 9px;width:168px}
.side-nav .logo{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;
  justify-content:center;font-family:var(--serif);font-style:italic;font-size:22px;color:#fff;margin:0 auto 12px}
.side-nav a{padding:11px 14px;border-radius:14px;font-size:14px;color:var(--text-2);
  cursor:pointer;transition:.25s;white-space:nowrap;text-align:center}
.side-nav a:hover,.side-nav a.active{color:#fff;background:rgba(255,255,255,.08)}
.page-main{margin-left:212px;padding:48px 40px 120px;position:relative;z-index:10;min-height:100vh}
.page-head{font-family:var(--serif);font-style:italic;font-size:clamp(2rem,4vw,3rem);
  color:#fff;letter-spacing:-.01em;margin:0 0 6px}
.page-sub{color:var(--text-3);font-size:13px;margin:0 0 30px}
@media(max-width:760px){.side-nav{display:none}.page-main{margin-left:0;padding:96px 18px 120px}}

/* 栏目式 / 工具卡片网格 */
.grid{display:grid;gap:18px}
.grid.t3{grid-template-columns:repeat(3,1fr)}
.grid.t2{grid-template-columns:repeat(2,1fr)}
.grid.t4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1100px){.grid.t4{grid-template-columns:repeat(3,1fr)}.grid.t3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.grid.t4,.grid.t3,.grid.t2{grid-template-columns:1fr}}
.tile{display:block;padding:22px;border-radius:var(--radius-card);transition:transform .3s,box-shadow .3s}
.tile:hover{transform:translateY(-4px);box-shadow:0 0 26px rgba(61,169,252,.2)}
.tile h3{margin:0 0 8px;font-size:17px;color:#fff;font-weight:500}
.tile p{margin:0;color:var(--text-2);font-size:13px;line-height:1.6;font-weight:300}
.tile .go{margin-top:14px;color:var(--glow-2);font-size:13px}
.cat-tag{display:inline-block;font-size:11px;color:var(--text-3);border:1px solid rgba(255,255,255,.14);
  padding:3px 10px;border-radius:9999px;margin:0 6px 6px 0}

/* ============================================================
   AI组件商城：商品卡片 + 个人中心
   ============================================================ */
.cat-bar{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 26px}
.cat-bar button{padding:9px 18px;border-radius:9999px;border:1px solid rgba(255,255,255,.16);
  background:transparent;color:var(--text-2);font-size:13px;cursor:pointer;transition:.2s;font-family:var(--sans)}
.cat-bar button.on,.cat-bar button:hover{color:#fff;background:rgba(255,255,255,.08);border-color:rgba(124,196,255,.4)}
.products{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:1100px){.products{grid-template-columns:repeat(3,1fr)}}
@media(max-width:820px){.products{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.products{grid-template-columns:1fr}}
.pcard{padding:14px;border-radius:var(--radius-card);cursor:pointer;transition:transform .3s,box-shadow .3s}
.pcard:hover{transform:translateY(-4px);box-shadow:0 0 26px rgba(61,169,252,.2)}
.pcard .ph{aspect-ratio:1/1;border-radius:16px;overflow:hidden;background:rgba(255,255,255,.04);
  display:flex;align-items:center;justify-content:center;font-size:40px}
.pcard .ph img{width:100%;height:100%;object-fit:cover}
.pcard h4{margin:12px 2px 4px;font-size:15px;color:#fff;font-weight:500}
.pcard .row{display:flex;align-items:center;justify-content:space-between;margin:8px 2px 0}
.pcard .price{color:var(--glow-2);font-size:14px;font-weight:500}
.pcard .acts{display:flex;gap:8px}
.mini-btn{border:1px solid rgba(124,196,255,.4);background:rgba(124,196,255,.1);color:var(--glow-2);
  padding:6px 12px;border-radius:9999px;font-size:12px;cursor:pointer;transition:.2s}
.mini-btn:hover{background:rgba(124,196,255,.22)}
.mini-btn.solid{background:#fff;color:#05060a;border-color:#fff}
.float-login{position:fixed;left:22px;bottom:26px;z-index:60;padding:11px 20px;border-radius:9999px;
  display:flex;align-items:center;gap:8px;cursor:pointer}
.float-login .av{width:26px;height:26px;border-radius:50%;background:rgba(255,255,255,.15);display:flex;
  align-items:center;justify-content:center;font-size:14px}

/* 个人中心弹窗 */
.pcenter{width:min(880px,94vw);max-height:86vh;overflow:auto}
.pc-layout{display:grid;grid-template-columns:180px 1fr;gap:22px}
@media(max-width:640px){.pc-layout{grid-template-columns:1fr}}
.pc-side{display:flex;flex-direction:column;gap:4px}
.pc-side button{text-align:left;padding:11px 14px;border-radius:12px;background:transparent;border:0;
  color:var(--text-2);font-size:14px;cursor:pointer;font-family:var(--sans);transition:.2s}
.pc-side button.on,.pc-side button:hover{background:rgba(255,255,255,.08);color:#fff}
.pc-pane{display:none}.pc-pane.on{display:block}
.pc-pane h3{margin:0 0 16px;font-family:var(--serif);font-style:italic;font-size:24px;color:#fff}
.qr{width:150px;height:150px;border-radius:16px;background:rgba(255,255,255,.06);display:flex;
  align-items:center;justify-content:center;font-size:12px;color:var(--text-3);margin:6px 0 16px}
.tier{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.tier button{flex:1;min-width:140px;padding:14px;border-radius:16px;background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);color:var(--text);font-size:13px;cursor:pointer;text-align:center}
.tier b{display:block;font-size:16px;color:var(--glow-2);margin-bottom:4px}
.field{margin:10px 0}.field label{display:block;font-size:12px;color:var(--text-2);margin-bottom:5px}
.field input{width:100%;box-sizing:border-box;padding:10px 12px;border-radius:10px;
  border:1px solid rgba(255,255,255,.16);background:rgba(0,0,0,.35);color:#fff;font-size:14px;outline:none}

/* 兑换 / 收货弹窗 */
.addr-form .field{margin:12px 0}

/* ============================================================
   后台框架
   ============================================================ */
.admin{display:flex;min-height:100vh;background:#05060a}
.admin-nav{width:212px;flex:none;padding:24px 14px;border-right:1px solid rgba(255,255,255,.08);
  position:fixed;top:0;bottom:0;left:0;overflow:auto;background:#070a12}
.admin-nav .logo{font-family:var(--serif);font-style:italic;font-size:24px;color:#fff;
  padding:6px 12px 20px;display:block}
.admin-nav a{display:block;padding:12px 14px;border-radius:12px;color:var(--text-2);font-size:14px;
  cursor:pointer;transition:.2s;margin-bottom:3px}
.admin-nav a:hover,.admin-nav a.active{background:rgba(255,255,255,.07);color:#fff}
.admin-main{margin-left:212px;flex:1;padding:30px 36px 80px}
.admin-main h1{font-family:var(--serif);font-style:italic;font-size:30px;color:#fff;margin:0 0 22px}
.tbtn{padding:9px 16px;border-radius:9999px;border:1px solid rgba(255,255,255,.16);background:transparent;
  color:var(--text);font-size:13px;cursor:pointer;transition:.2s;font-family:var(--sans)}
.tbtn:hover{background:rgba(255,255,255,.08)}
.tbtn.danger{border-color:rgba(255,120,120,.4);color:#ff9b9b}
.tbtn.primary{background:#fff;color:#05060a;border-color:#fff}
.row-actions{display:flex;gap:8px;flex-wrap:wrap}
.atable{width:100%;border-collapse:collapse;font-size:13px}
.atable th,.atable td{text-align:left;padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.08);color:var(--text-2)}
.atable th{color:var(--text-3);font-weight:400;font-size:12px}
.atable td.blue{color:var(--glow-2)}
.atable td.gray{color:var(--text-3)}
.panel{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:18px}
.admin-editor{width:100%;min-height:280px;box-sizing:border-box;padding:14px;border-radius:14px;
  border:1px solid rgba(255,255,255,.14);background:rgba(0,0,0,.4);color:#fff;font-size:14px;font-family:var(--sans)}
@media(max-width:760px){.admin-nav{display:none}.admin-main{margin-left:0;padding:18px}}

/* ============================================================
   About Me — 暗黑宇宙星空 + 飞船
   ============================================================ */
.about-stage{position:fixed;inset:0;z-index:-2;background:
  radial-gradient(120% 90% at 50% 30%, rgba(20,30,60,.25) 0%, rgba(0,0,0,.55) 55%, rgba(0,0,0,.85) 100%);
  overflow:hidden}
#stars{position:fixed;inset:0;z-index:-2;display:block}
.ship-wrap{position:relative;z-index:10;display:flex;justify-content:center;margin:30px 0 36px;cursor:pointer}
.ship{width:min(420px,80vw);filter:drop-shadow(0 0 24px rgba(124,196,255,.4));
  animation:shipFloat 6s ease-in-out infinite;transition:transform .6s cubic-bezier(.22,1,.36,1)}
@keyframes shipFloat{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-14px) rotate(1deg)}}
.about-text{font-family:var(--serif);font-style:italic;font-size:clamp(1.3rem,2.4vw,1.9rem);
  color:#fff;text-align:center;max-width:30ch;margin:0 auto;line-height:1.5;letter-spacing:-.01em}
.about-contact{text-align:center;color:var(--text-3);margin-top:18px;font-size:13px}
.hint-rotate{text-align:center;color:var(--text-3);font-size:12px;margin-top:10px}}