/* PartyHero — 设计：派对策划书。蕨叶绿 + 琥珀黄，纸感背景；ZCOOL KuaiLe 做标题，Noto Sans SC 做正文，Fredoka 做数字 */
:root{
  --paper:#f2f5ef; --card:#ffffff; --ink:#1f2a24; --muted:#5d6b62; --line:#d9e1d6;
  --fern:#2e6b4f; --fern-ink:#ffffff; --fern-soft:#e3efe7; --amber:#e39b2d; --amber-soft:#fbefd9; --berry:#c9466f; --stone:#8a8f86;
  --danger:#b3261e;
  --display:"ZCOOL KuaiLe","Noto Sans SC","PingFang SC",sans-serif;
  --body:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --num:"Fredoka","Noto Sans SC",system-ui,sans-serif;
  --r:14px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --paper:#131b17; --card:#1b2520; --ink:#e8efe9; --muted:#a2b0a7; --line:#2d3a33;
  --fern:#6fbf94; --fern-ink:#0f1a14; --fern-soft:#1f3329; --amber:#f0b252; --amber-soft:#3a2e18; --berry:#e57a9c; --stone:#8f978f; --danger:#f2867d; color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#131b17; --card:#1b2520; --ink:#e8efe9; --muted:#a2b0a7; --line:#2d3a33;
  --fern:#6fbf94; --fern-ink:#0f1a14; --fern-soft:#1f3329; --amber:#f0b252; --amber-soft:#3a2e18; --berry:#e57a9c; --stone:#8f978f; --danger:#f2867d; color-scheme:dark}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.7}
[hidden]{display:none!important}
a{color:inherit}
h1,h2,h3{text-wrap:balance}
img{max-width:100%}
.wrap{max-width:880px;margin:0 auto;padding-inline:16px}
.num{font-family:var(--num);font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.small{font-size:13px}

/* top bar */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:56px;gap:12px}
.logo{display:flex;align-items:center;gap:8px;text-decoration:none;font-family:var(--display);font-size:22px}
.logo svg{width:28px;height:28px}
.logo small{font-family:var(--body);font-size:12px;color:var(--muted);margin-left:2px}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang button{border:0;background:transparent;padding:4px 12px;font:inherit;font-size:13px;color:var(--muted);cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--ink);color:var(--paper)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:700;cursor:pointer;border-radius:12px;padding:12px 20px;border:1px solid transparent;text-decoration:none;transition:transform .12s ease}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--fern);color:var(--fern-ink)}
.btn-amber{background:var(--amber);color:#2a1d07}
.btn-ghost{background:var(--card);border-color:var(--line);color:var(--ink);font-weight:500}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.btn:focus-visible,.chip input:focus-visible+span,input:focus-visible,select:focus-visible,textarea:focus-visible,.lang button:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.linkbtn{background:none;border:0;padding:0;font:inherit;color:var(--fern);text-decoration:underline;text-underline-offset:3px;cursor:pointer}

/* hero */
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center;padding-block:36px 8px}
@media (max-width:760px){.hero{grid-template-columns:1fr;padding-block:24px 0}}
.hero h1{font-family:var(--display);font-weight:400;font-size:clamp(34px,6.4vw,54px);line-height:1.12;margin:0}
.hero h1 em{font-style:normal;color:var(--fern)}
.hero p{margin:12px 0 0;color:var(--muted);max-width:32em}
.perks{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.perks span{font-size:13px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:3px 12px}
.mock{background:var(--fern);color:#fff;border-radius:22px;padding:20px;display:grid;gap:12px;transform:rotate(1.5deg);box-shadow:0 18px 40px -22px rgba(31,42,36,.6)}
.mock .eyebrow{font-size:11px;letter-spacing:.18em;color:#ffe2ad;font-weight:700}
.mock b{font-family:var(--display);font-weight:400;font-size:26px;line-height:1.15}
.mock ol{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:14px}
.mock li{display:grid;grid-template-columns:48px 1fr;gap:8px;background:rgba(255,255,255,.12);border-radius:10px;padding:6px 10px}
.mock li span:first-child{font-family:var(--num);font-weight:600;color:#ffcf73}
@media (max-width:760px){.mock{transform:none}}
a.mock{text-decoration:none;transition:transform .2s ease}
a.mock:hover{transform:rotate(0) translateY(-2px)}
a.mock:focus-visible{outline:3px solid var(--amber);outline-offset:4px}
.mock .more{font-size:14px;font-weight:700;color:#ffe2ad}
@media (prefers-reduced-motion:reduce){a.mock{transition:none}}

/* form */
.section{padding-block:28px}
#start{scroll-margin-top:60px}
.section>h2,.h2{font-family:var(--display);font-weight:400;font-size:28px;line-height:1.2;margin:0 0 6px}
.eyebrow-s{display:block;font-size:12px;letter-spacing:.14em;color:var(--fern);font-weight:700;margin-bottom:4px}
.form{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:22px;display:grid;gap:18px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media (max-width:640px){.grid2,.grid3{grid-template-columns:1fr}}
.field{display:grid;gap:6px;min-width:0}
.field>label,.field>.lb{font-size:13px;font-weight:700;color:var(--muted)}
.field .opt{font-weight:400}
input[type=text],input[type=email],input[type=number],input[type=date],select,textarea{font:inherit;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:10px 12px;width:100%;min-width:0}
textarea{resize:vertical;min-height:70px}
.field.err input,.field.err select{border-color:var(--danger)}
.field .errmsg{color:var(--danger);font-size:13px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip span{display:inline-block;cursor:pointer;padding:7px 14px;border-radius:999px;background:var(--paper);border:1px solid var(--line);font-size:14px;user-select:none}
.chip input:checked+span{background:var(--fern-soft);border-color:var(--fern);color:var(--ink);font-weight:700}
.suggest{display:flex;flex-wrap:wrap;gap:6px}
.suggest button{font:inherit;font-size:13px;border:1px dashed var(--line);background:transparent;color:var(--muted);border-radius:999px;padding:2px 10px;cursor:pointer}
.suggest button:hover{color:var(--ink);border-color:var(--stone)}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted)}
.check input{margin-top:5px;accent-color:var(--fern);width:16px;height:16px;flex:none}
.submit-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.alert{background:var(--amber-soft);border-radius:12px;padding:10px 14px;font-size:14px}
.alert.bad{color:var(--danger);background:transparent;border:1px solid var(--danger)}

/* what you get */
.gets{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:700px){.gets{grid-template-columns:1fr 1fr}}
@media (max-width:420px){.gets{grid-template-columns:1fr}}
.get{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.get b{display:block;font-size:15px}
.get span{font-size:13px;color:var(--muted)}
.pricebox{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:baseline;margin-top:14px}
.pricebox .big{font-family:var(--num);font-weight:600;font-size:30px}
.faq{display:grid;gap:8px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 16px}
.faq summary{cursor:pointer;font-weight:700}
.faq p{margin:6px 0 0;color:var(--muted);font-size:14px}
footer.site{border-top:1px solid var(--line);margin-top:24px;padding-block:20px 40px;color:var(--muted);font-size:13px}

/* ===== plan / preview shared ===== */
.planwrap{display:grid;gap:32px;padding-block:20px 56px}
.cover{--c:var(--fern);--ci:#fff;background:var(--c);color:var(--ci);border-radius:22px;padding:28px 24px 24px;position:relative;overflow:hidden;display:grid;gap:16px}
.cover canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.16;pointer-events:none}
.cover>*{position:relative}
.cover .eyebrow{font-size:12px;letter-spacing:.18em;font-weight:700;opacity:.85}
.cover h1{font-family:var(--display);font-weight:400;font-size:clamp(34px,8vw,58px);line-height:1.08;margin:0}
.cover p{margin:0;max-width:34em;opacity:.92}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media (max-width:620px){.facts{grid-template-columns:repeat(2,1fr)}}
.facts div{background:color-mix(in srgb,var(--ci) 13%,transparent);border-radius:12px;padding:10px 12px;min-width:0}
.facts span{display:block;font-size:12px;opacity:.8}
.facts b{font-family:var(--num);font-weight:600;font-size:17px}
.toc{display:flex;flex-wrap:wrap;gap:8px}
.toc a{font-size:13px;text-decoration:none;border:1px solid color-mix(in srgb,var(--ci) 40%,transparent);border-radius:999px;padding:3px 11px}
.toc a:hover{background:color-mix(in srgb,var(--ci) 15%,transparent)}
.psec{display:grid;gap:14px;min-width:0;scroll-margin-top:72px}
.psec h2{font-family:var(--display);font-weight:400;font-size:28px;line-height:1.2;margin:0}
.rule{height:10px;background-image:radial-gradient(circle,var(--line) 2px,transparent 2.5px);background-size:16px 10px;background-repeat:repeat-x;background-position:center}
.box{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;min-width:0}
.box ul{margin:0;padding-left:1.2em}
.swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media (max-width:560px){.swatches{grid-template-columns:repeat(2,1fr)}}
.sw{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.sw i{display:block;height:56px;box-shadow:inset 0 -1px 0 rgba(0,0,0,.06)}
.sw div{padding:8px 12px;font-size:13px}
.sw b{display:block;font-size:14px}
.sw span{color:var(--muted)}

/* timeline */
.legend{display:flex;flex-wrap:wrap;gap:12px;font-size:13px;color:var(--muted)}
.tl{list-style:none;margin:0;padding:0;display:grid}
.tl li{display:grid;grid-template-columns:58px 20px 1fr;gap:0 12px;min-width:0}
.tl time{font-family:var(--num);font-weight:600;font-variant-numeric:tabular-nums;text-align:right;padding-top:12px}
.tl .rail{position:relative}
.tl .rail::before{content:"";position:absolute;left:9px;top:0;bottom:0;width:2px;background:var(--line)}
.tl li:first-child .rail::before{top:18px}
.tl li:last-child .rail::before{bottom:calc(100% - 18px)}
.tl .rail i{position:absolute;left:3px;top:15px;width:14px;height:14px;border-radius:50%;background:var(--card);border:3px solid var(--stone)}
.tl li[data-k=game] .rail i{border-color:var(--fern)}
.tl li[data-k=food] .rail i{border-color:var(--amber)}
.tl li[data-k=moment] .rail i{border-color:var(--berry);background:var(--berry)}
.tl .body{padding:8px 0 14px;min-width:0}
.tl .body b{display:block}
.tl .body p{margin:2px 0 0;color:var(--muted);font-size:14px}
.tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;border-radius:6px;padding:0 7px;margin-left:6px;vertical-align:2px}
.tag.k-game{background:var(--fern-soft);color:var(--fern)}
.tag.k-food{background:var(--amber-soft);color:var(--ink)}
.tag.k-moment{background:var(--berry);color:#fff}
.tag.k-prep{background:var(--paper);color:var(--muted);border:1px solid var(--line)}

/* games */
.games{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:640px){.games{grid-template-columns:1fr}}
.game{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;display:grid;gap:8px;align-content:start;min-width:0}
.game h3{margin:0;font-size:17px}
.meta{display:flex;flex-wrap:wrap;gap:4px 14px;font-size:13px;color:var(--muted)}
.meta b{color:var(--ink);font-weight:500}
.game ol{margin:0;padding-left:1.2em;font-size:14px}
.inset{font-size:13px;background:var(--paper);border-radius:10px;padding:8px 10px}
.inset b{color:var(--ink)}

/* shopping */
.shopcat{display:grid;gap:6px}
.shopcat h3{margin:0;font-size:15px;color:var(--fern)}
.shoplist{list-style:none;margin:0;padding:0;background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
.shoplist li{display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:start;padding:10px 14px;border-bottom:1px solid var(--line)}
.shoplist li:last-child{border-bottom:0}
.shoplist input{margin-top:5px;accent-color:var(--fern);width:16px;height:16px}
.shoplist .nm{min-width:0}
.shoplist .nm b{font-weight:500}
.shoplist input:checked~.nm b{text-decoration:line-through;color:var(--muted)}
.shoplist .nm small{display:block;color:var(--muted);font-size:12px}
.shoplist .nm a{font-size:12px;color:var(--fern)}
.shoplist .pr{font-family:var(--num);font-weight:600;white-space:nowrap}
.store{display:inline-block;font-size:11px;border-radius:6px;padding:0 6px;background:var(--paper);border:1px solid var(--line);margin-right:6px}

/* budget */
.bar{display:flex;height:22px;border-radius:999px;overflow:hidden;background:var(--line)}
.bar i{display:block;height:100%}
.btable{width:100%;border-collapse:collapse;font-size:14px}
.btable td{padding:8px 4px;border-bottom:1px solid var(--line);vertical-align:top}
.btable td:last-child{text-align:right;font-family:var(--num);font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap}
.btable .dot{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:8px}
.btable td small{display:block;color:var(--muted);font-size:12px}
.btable tfoot td{border-bottom:none;font-weight:700;font-size:16px;padding-top:12px}

/* countdown */
.weeks{display:grid;gap:12px}
.week{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 18px;display:grid;grid-template-columns:120px 1fr;gap:12px}
@media (max-width:560px){.week{grid-template-columns:1fr;gap:6px}}
.week h3{margin:0;font-size:15px;color:var(--fern)}
.checks{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.checks label{display:flex;gap:10px;align-items:flex-start;cursor:pointer;font-size:14px}
.checks input{margin-top:5px;accent-color:var(--fern);width:16px;height:16px;flex:none}
.checks input:checked+span{color:var(--muted);text-decoration:line-through}

/* invite */
.tabs{display:flex;gap:8px;flex-wrap:wrap}
.tabs button{font:inherit;cursor:pointer;border-radius:10px;padding:7px 14px;border:1px solid var(--line);background:var(--card);color:var(--ink);font-size:14px}
.tabs button[aria-pressed="true"]{background:var(--fern);border-color:var(--fern);color:var(--fern-ink)}
.invite{background:var(--amber);color:#2a1d07;border-radius:20px;padding:24px;white-space:pre-wrap;font-size:16px;line-height:1.8;position:relative;overflow:hidden;min-height:150px}
.invite svg{position:absolute;right:-8px;bottom:-12px;width:130px;opacity:.2}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}

.shots{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.shot{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;font-size:14px}
.shot b{display:block;font-family:var(--num);color:var(--berry);font-size:13px}
.note{background:var(--fern-soft);border-radius:var(--r);padding:14px 18px;font-size:14px}

/* plan toolbar */
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px}
.variants{display:flex;gap:6px;flex-wrap:wrap}
.variants button{font:inherit;font-size:13px;cursor:pointer;border-radius:999px;padding:4px 12px;border:1px solid var(--line);background:var(--paper);color:var(--ink)}
.variants button[aria-pressed="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* sample plan */
.toolbar.sample{background:var(--amber-soft);border-color:transparent;font-size:14px}
.toolbar.sample span{flex:1 1 280px}
.samplecta{background:var(--fern);color:var(--fern-ink);border-radius:22px;padding:26px 24px;display:grid;gap:10px;justify-items:start}
.samplecta h2{font-family:var(--display);font-weight:400;font-size:28px;line-height:1.2;margin:0}
.samplecta p{margin:0;opacity:.9}

/* paywall */
.locked{position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line);background:var(--card)}
.locked .ghost{padding:22px;display:grid;gap:14px;filter:blur(5px);opacity:.7;user-select:none;pointer-events:none}
.ghost .gl{height:12px;border-radius:6px;background:var(--line)}
.ghost .gr{display:grid;grid-template-columns:50px 1fr;gap:12px;align-items:center}
.ghost .gt{height:16px;border-radius:6px;background:var(--fern-soft)}
.paycard{position:absolute;inset:0;display:grid;place-items:center;padding:16px;background:color-mix(in srgb,var(--paper) 35%,transparent)}
.paycard .in{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px;max-width:440px;width:100%;display:grid;gap:12px;box-shadow:0 20px 50px -28px rgba(0,0,0,.45)}
.paycard h3{margin:0;font-family:var(--display);font-weight:400;font-size:24px;display:flex;align-items:center;gap:8px}
.paycard ul{margin:0;padding:0;list-style:none;display:grid;gap:6px;font-size:14px}
.paycard li{display:flex;gap:8px}
.paycard li::before{content:"";flex:none;width:16px;height:16px;margin-top:4px;border-radius:50%;background:var(--fern-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' stroke='%232e6b4f' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") center/12px no-repeat}
.paycard .price{font-family:var(--num);font-weight:600;font-size:28px}
.guarantee{font-size:12px;color:var(--muted)}
@media (max-width:520px){.locked .ghost{min-height:560px}}
.locked .ghost{min-height:470px}

/* status */
.status{display:grid;place-items:center;text-align:center;gap:12px;padding-block:80px}
.spinner{width:56px;height:56px;border-radius:50%;border:5px solid var(--fern-soft);border-top-color:var(--fern);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.status h2{font-family:var(--display);font-weight:400;font-size:28px;margin:0}
.status p{margin:0;color:var(--muted);max-width:30em}
.dev{background:var(--amber-soft);text-align:center;font-size:12px;padding:4px}

@media (prefers-reduced-motion:reduce){.spinner{animation-duration:3s}.btn{transition:none}}

/* print = 保存 PDF */
@media print{
  .top,.toolbar,.noprint,footer.site,.dev{display:none!important}
  body{background:#fff;font-size:12px}
  .psec{break-inside:avoid-page}
  .cover{print-color-adjust:exact;-webkit-print-color-adjust:exact}
  .invite,.sw i,.bar i,.tag{print-color-adjust:exact;-webkit-print-color-adjust:exact}
}