/* miyu · AI聊天拍立得馆 */
:root{
  --ink:#241E24;
  --paper:#FFF5F7;
  --card:#FFFFFF;
  --pink:#E94B6C;
  --pink-soft:#FDE4EA;
  --teal:#0FA99A;
  --teal-deep:#0B7F74;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:auto}
body{background:var(--paper);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{width:1100px;max-width:calc(100% - 40px);margin:0 auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.btn{display:inline-block;padding:11px 26px;border:2px solid var(--pink);font-weight:700;font-size:15px;cursor:pointer;transition:transform .12s}
.btn:hover{transform:translate(-2px,-2px)}
.btn-pink{background:var(--pink);color:#fff}
.btn-teal{background:var(--teal);border-color:var(--teal);color:#fff}
.btn-outline{background:transparent;color:var(--teal-deep);border-color:var(--teal)}
.btn-lg{padding:14px 34px;font-size:16px}
.pkick{display:flex;align-items:center;gap:10px;font-style:normal;font-size:12px;letter-spacing:3px;color:var(--teal-deep);margin-bottom:14px}
.pkick i{display:inline-block;background:var(--pink);color:#fff;font-style:normal;padding:2px 8px;letter-spacing:1px}

/* bar */
.pbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);border-bottom:2px solid var(--pink)}
.pbar-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.plogo{display:flex;align-items:center;gap:10px}
.plogo img{border:2px solid var(--pink)}
.plogo-t{display:flex;flex-direction:column;line-height:1.2}
.plogo-t strong{font-size:17px;letter-spacing:1px}
.plogo-t small{font-size:11px;color:var(--teal-deep)}
.pnav{display:flex;gap:6px}
.pnav a{padding:7px 13px;font-size:14px;color:#6B5E66;border:2px solid transparent}
.pnav a:hover,.pnav a.on{color:var(--pink);border-color:var(--pink)}
.pbar-r{display:flex;align-items:center;gap:14px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:24px;height:3px;background:var(--pink)}

/* hero */
.phe{background:var(--card);border-bottom:2px solid var(--pink);padding:64px 0 88px}
.phe-in{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
.phe-l h1{font-size:66px;letter-spacing:2px;line-height:1;margin:2px 0 18px;color:var(--ink)}
.phe-l .lead{font-size:15px;color:#574B52;max-width:560px}
.phe-acts{display:flex;gap:16px;margin:28px 0 20px;flex-wrap:wrap}
.ptags{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin-bottom:22px}
.ptags li{border:2px solid var(--teal);color:var(--teal-deep);font-size:12px;padding:3px 12px;background:#fff}
.pnote{font-size:12px;color:#8A7A82;display:flex;align-items:center;gap:8px}
.pnote .dot{width:9px;height:9px;background:var(--pink);animation:blink 1.6s steps(1) infinite}
@keyframes blink{50%{opacity:.15}}

/* developing tray */
.tray{position:relative;background:var(--card);border:2px solid var(--ink);box-shadow:14px 14px 0 var(--teal)}
.tray-h{display:flex;align-items:center;gap:8px;padding:10px 14px;border-bottom:2px solid var(--ink);font-size:11px;letter-spacing:2px;color:var(--teal-deep)}
.tray-h img{border:1px solid var(--pink)}
.tray-h span{margin-left:auto;color:#fff;background:var(--pink);font-weight:700;padding:1px 9px}
.tray-liquid{position:relative;margin:18px;padding:26px 20px 30px;background:#E9FAF7;border:2px solid var(--teal);display:flex;justify-content:center}
.shot{background:#fff;border:2px solid var(--ink);padding:10px 10px 30px;width:230px;transform:rotate(-1.6deg)}
.shot img{width:100%;height:auto;border:1px solid #E4D6DB}
.shot figcaption{text-align:center;font-size:11px;letter-spacing:2px;color:var(--pink);margin-top:8px;font-weight:700}
.clip{position:absolute;width:18px;height:14px;background:var(--pink);border:2px solid var(--ink);top:6px}
.cl1{left:22%;transform:rotate(-8deg)}
.cl2{right:22%;transform:rotate(7deg)}
.bubble{position:absolute;width:10px;height:10px;background:var(--teal);transform:rotate(45deg)}
.b1{left:16px;top:24px}.b2{right:20px;top:54px;background:var(--pink)}.b3{left:26px;bottom:20px;width:7px;height:7px}
.tray-foot{display:flex;justify-content:space-between;padding:10px 14px;border-top:2px solid var(--ink);font-size:11px;color:#8A7A82;letter-spacing:1px}
.tray-foot b{color:var(--teal-deep)}
.tray-tag{position:absolute;background:var(--ink);color:#fff;padding:8px 12px;min-width:128px;border:2px solid var(--ink)}
.tray-tag b{display:block;color:#fff;font-size:14px}
.tray-tag span{font-size:11px;color:#E8D4DA}
.tg-a{left:-16px;bottom:-24px;background:var(--teal-deep);border-color:var(--teal-deep)}
.tg-b{right:-14px;top:36%;background:var(--pink);border-color:var(--pink)}

/* band */
.ppb{background:var(--pink);box-shadow:12px -12px 0 var(--teal)}
.ppb-in{display:grid;grid-template-columns:repeat(4,1fr)}
.pp{position:relative;display:flex;flex-direction:column;padding:20px 26px;color:#fff;border-right:2px solid rgba(255,255,255,.4);min-width:0}
.pp:last-child{border-right:0}
.pp b{font-size:25px;letter-spacing:1px}
.pp span{font-size:13px;opacity:.92}
.pp i{position:absolute;right:-6px;top:50%;width:10px;height:10px;background:var(--paper);transform:translateY(-50%) rotate(45deg)}
.pp:last-child i{display:none}

/* sections */
.sec-h{text-align:center;margin-bottom:42px}
.sec-h .pkick{justify-content:center}
.sec-h h2{font-size:30px;letter-spacing:1px;color:var(--ink)}
.sec-sub{color:#7A6B73;font-size:14px;margin-top:10px}
.pft{padding:78px 0;background:var(--paper)}
.pwall{display:grid;grid-template-columns:repeat(3,1fr);gap:30px 26px;background:var(--pink-soft);border:2px solid var(--pink);padding:38px;box-shadow:-14px -10px 0 var(--pink)}
.pw{background:var(--card);border:2px solid var(--ink);padding:12px 12px 18px;transform:rotate(1deg)}
.pw:nth-child(2n){transform:rotate(-1.3deg)}
.pw:nth-child(3n){transform:rotate(.7deg)}
.pw-ph{height:118px;background:var(--ink);display:flex;align-items:center;justify-content:center;margin-bottom:12px;position:relative}
.pw-ph span{font-size:40px;font-weight:800;color:var(--paper);letter-spacing:2px}
.pw-ph::after{content:"";position:absolute;width:12px;height:12px;background:var(--teal);top:8px;right:8px;transform:rotate(45deg)}
.pw h3{font-size:16.5px;margin-bottom:6px}
.pw p{font-size:13.5px;color:#574B52}

/* clothesline */
.pga{padding:78px 0;background:#fff;border-top:2px solid var(--teal);border-bottom:2px solid var(--teal)}
.prope{background:var(--paper);border:2px solid var(--teal);padding:42px 28px 36px;box-shadow:16px 8px 0 var(--teal);position:relative;overflow:hidden}
.pline{display:flex;align-items:flex-start;gap:30px;justify-content:center}
.pline::before{content:"";position:absolute;left:0;right:0;top:26px;height:3px;background:var(--teal)}
.ps{position:relative;background:#fff;border:2px solid var(--ink);padding:9px 9px 26px;width:190px;flex:none}
.ps img{width:100%;height:auto;border:1px solid #E4D6DB}
.ps figcaption{text-align:center;font-size:11px;color:var(--pink);font-weight:700;margin-top:8px;letter-spacing:1px}
.pin{position:absolute;top:-13px;left:50%;margin-left:-9px;width:18px;height:14px;background:var(--pink);border:2px solid var(--ink);z-index:2}
.s1{transform:rotate(-1.8deg);margin-top:18px}
.s2{transform:rotate(1.4deg);margin-top:38px}
.s3{transform:rotate(-.9deg);margin-top:10px}
.s4{transform:rotate(2deg);margin-top:44px}
.s5{transform:rotate(-1.2deg);margin-top:22px}

/* voucher */
.pfl{padding:78px 0;background:var(--paper)}
.pvoucher{display:grid;grid-template-columns:repeat(3,1fr);gap:0;background:#fff;border:2px solid var(--ink);box-shadow:10px 16px 0 var(--pink)}
.pv{position:relative;padding:30px 28px;border-right:2px dashed var(--pink)}
.pv:last-child{border-right:0}
.pv-no{display:inline-block;background:var(--teal);color:#fff;font-size:12px;font-weight:800;letter-spacing:2px;padding:3px 12px;margin-bottom:12px}
.pv h3{font-size:18px;margin-bottom:6px}
.pv p{font-size:14px;color:#574B52}
.stamp{position:absolute;right:18px;bottom:16px;width:52px;height:52px;border:3px solid var(--pink);color:var(--pink);font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center;transform:rotate(-12deg)}
.st2{border-color:var(--teal);color:var(--teal-deep);transform:rotate(9deg)}
.st3{transform:rotate(-6deg)}

/* manual */
.pak{padding:78px 0;background:#fff;border-top:2px solid var(--pink)}
.pmanual{background:#fff;border:2px solid var(--ink);box-shadow:0 14px 0 var(--teal)}
.pmq{border-bottom:2px solid var(--pink-soft)}
.pmq:last-child{border-bottom:0}
.pmq summary{display:grid;grid-template-columns:58px 1fr 30px;align-items:center;gap:14px;padding:19px 26px;cursor:pointer;list-style:none}
.pmq summary::-webkit-details-marker{display:none}
.pmq-n{background:var(--ink);color:#fff;font-size:13px;font-weight:800;text-align:center;padding:3px 0}
.pmq-t{font-size:16px;font-weight:700}
.pmq-x{position:relative;width:16px;height:16px;justify-self:end}
.pmq-x::before,.pmq-x::after{content:"";position:absolute;background:var(--pink);top:7px;left:0;width:16px;height:2px}
.pmq-x::after{transform:rotate(90deg);transition:transform .18s}
.pmq[open] .pmq-x::after{transform:rotate(0)}
.pmq-a{padding:0 26px 20px 98px;color:#574B52;font-size:14px}

/* guestbook */
.pvo{padding:78px 0;background:var(--paper)}
.pboard{display:grid;grid-template-columns:repeat(3,1fr);gap:30px 26px;background:var(--pink-soft);border:2px solid var(--teal);padding:40px 36px;box-shadow:-16px 8px 0 var(--pink)}
.pnote{position:relative;background:#fff;border:2px solid var(--ink);padding:26px 20px 16px;transform:rotate(-1deg)}
.pn2,.pn5{transform:rotate(1.1deg)}
.pn3,.pn6{transform:rotate(-.6deg)}
.tape{position:absolute;top:-12px;left:50%;margin-left:-34px;width:68px;height:22px;background:rgba(233,75,108,.75);border:1px solid var(--pink);transform:translateX(-6px) rotate(-4deg)}
.tape.t2{background:rgba(15,169,154,.7);border-color:var(--teal);transform:translateX(4px) rotate(5deg)}
.pnote p{font-size:13.5px;color:#3E343B}
.pnote footer{margin-top:12px;padding-top:9px;border-top:2px dashed var(--pink-soft);display:flex;justify-content:space-between;gap:8px;font-size:11px;color:#8A7A82;flex-wrap:wrap}
.pnote footer b{color:var(--pink);font-size:12px}

/* cta */
.pct{padding:78px 0;background:#fff;border-top:2px solid var(--teal)}
.pct-box{text-align:center;background:var(--pink);border:2px solid var(--ink);padding:58px 30px;box-shadow:12px -14px 0 var(--teal)}
.pct-sign{display:inline-block;background:#fff;color:var(--pink);border:2px solid #fff;font-size:12px;font-weight:700;letter-spacing:3px;padding:4px 18px;margin-bottom:22px;animation:blink 1.8s steps(1) infinite}
.pct-box h2{font-size:30px;letter-spacing:1px;color:#fff;margin-bottom:12px}
.pct-p{color:#FFE9EE;font-size:14px;margin-bottom:28px}
.pct-box .btn-pink{background:#fff;color:var(--pink);border-color:#fff}
.pct-note{margin-top:16px;font-size:12px;color:#FFD9E1}

/* footer */
.pfoot{background:var(--ink);padding:36px 0 30px;color:#EBDDE2}
.pfoot-in{text-align:center}
.pfoot-brand{display:flex;align-items:center;justify-content:center;gap:10px;font-weight:700;margin-bottom:16px}
.pfoot-brand img{border:1px solid var(--pink)}
.pfoot-nav{display:flex;justify-content:center;flex-wrap:wrap;gap:6px 22px;font-size:13px;color:#C9B4BC;margin-bottom:18px}
.pfoot-nav a:hover{color:var(--pink)}
.pfoot-icp{font-size:12px;color:#9C8A92;margin-bottom:4px}
.pfoot-c{font-size:12px;color:#6E5E66}

.backtop{position:fixed;right:24px;bottom:40px;width:44px;height:44px;background:var(--pink);color:#fff;border:2px solid var(--ink);font-size:18px;cursor:pointer;opacity:0;visibility:hidden;transition:opacity .2s;z-index:60}
.backtop.show{opacity:1;visibility:visible}

.rv{opacity:0;transform:translateY(22px);transition:opacity .55s ease,transform .55s ease}
.rv.in{opacity:1;transform:none}

@media(max-width:900px){
  .phe-r{display:flex;justify-content:center}
  .phe-in{grid-template-columns:1fr;gap:52px}
  .tray{width:100%;max-width:430px}
  .ppb-in{grid-template-columns:1fr 1fr}
  .pp:nth-child(2){border-right:0}
  .pp:nth-child(1),.pp:nth-child(2){border-bottom:2px solid rgba(255,255,255,.4)}
  .pp:nth-child(3) i{display:none}
  .pwall{grid-template-columns:1fr 1fr}
  .pboard{grid-template-columns:1fr 1fr}
  .pvoucher{grid-template-columns:1fr}
  .pv{border-right:0;border-bottom:2px dashed var(--pink)}
  .pv:last-child{border-bottom:0}
}
@media(max-width:640px){
  .burger{display:flex}
  .pnav{position:absolute;top:64px;left:0;right:0;flex-direction:column;background:#fff;border-bottom:2px solid var(--pink);display:none;padding:8px 20px}
  .pnav.open{display:flex}
  .phe-l h1{font-size:46px}
  .tray{box-shadow:9px 9px 0 var(--teal)}
  .ppb{box-shadow:8px -8px 0 var(--teal)}
  .pwall{grid-template-columns:1fr;padding:22px;box-shadow:-10px -8px 0 var(--pink)}
  .prope{padding:30px 14px 24px;box-shadow:10px 6px 0 var(--teal)}
  .pline{flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;padding-bottom:10px;gap:22px}
  .ps{width:168px}
  .pvoucher{box-shadow:8px 10px 0 var(--pink)}
  .pmanual{box-shadow:0 10px 0 var(--teal)}
  .pmq summary{grid-template-columns:46px 1fr 24px;padding:15px 14px;gap:10px}
  .pmq-a{padding:0 14px 16px 14px}
  .pboard{grid-template-columns:1fr;padding:26px 18px;box-shadow:-8px 10px 0 var(--pink)}
  .pct-box{box-shadow:8px -10px 0 var(--teal)}
  .sec-h h2,.pct-box h2{font-size:23px}
}