/* style.css — 悉尼集市预购 · 全部样式(由原 <style> 块原样迁出) */

:root{
  --bg:#fffefc; --surface:#f8f7f4; --surface-2:#f2f0ec; --line:#e9e6e1; --ink:#1b1a18;
  --muted:#7a756e; --accent:#2f6f68; --accent-1:#eef5f3; --accent-line:#d8e9e6;
  --warn:#a35a06; --warn-bg:#fff8ef; --warn-line:#f2e3d0; --danger:#c02626;
  --radius:14px; --shadow:0 1px 2px rgba(28,25,23,.04), 0 10px 26px rgba(28,25,23,.07);
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.55;
  -webkit-font-smoothing:antialiased;-webkit-text-size-adjust:100%;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}

/* ---------- chrome ---------- */
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,254,252,.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar-in{max-width:1080px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:12px}
.brand{display:flex;align-items:center;gap:9px;min-width:0}
.brand-mark{width:30px;height:30px;flex:none;border-radius:10px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:15px}
.brand-txt{min-width:0}
.brand-txt b{display:block;font-size:14.5px;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav a{padding:7px 12px;border-radius:999px;font-size:14px;color:var(--muted);font-weight:500;position:relative;white-space:nowrap}
.nav a:hover{background:var(--surface)}
.nav a.on{background:var(--accent-1);color:var(--accent);font-weight:600}
.lang-btn{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 12px;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap}
.lang-btn:hover{background:var(--surface)}
.badge{display:inline-grid;place-items:center;min-width:17px;height:17px;padding:0 4px;border-radius:999px;background:var(--accent);color:#fff;font-size:10.5px;font-weight:700;line-height:1;margin-left:4px;vertical-align:1px}
.container{max-width:1080px;margin:0 auto;padding:0 16px 60px}
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;background:rgba(255,254,252,.97);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--line);padding:5px 4px calc(5px + env(safe-area-inset-bottom))}
.tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:10.5px;color:var(--muted);padding:5px 0;position:relative}
.tabbar a.on{color:var(--accent);font-weight:600}
.tabbar .ico{font-size:19px;line-height:1}
.tabbar .badge{position:absolute;top:1px;left:50%;margin-left:8px}

/* ---------- generic ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border-radius:11px;padding:11px 18px;
  font-weight:600;font-size:14.5px;border:1px solid transparent;cursor:pointer;background:var(--accent);color:#fff;transition:.15s;white-space:nowrap}
.btn:hover{filter:brightness(1.07)}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{background:var(--surface);filter:none}
.btn.danger{background:#fff;border-color:#f0d5d5;color:var(--danger)}
.btn.danger:hover{background:#fff5f5;filter:none}
.btn.sm{padding:8px 13px;font-size:13.5px;border-radius:10px}
.btn.block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:.18s}
a.card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:#ded9d2}
.thumb{position:relative;aspect-ratio:1/1;background:var(--surface);display:grid;place-items:center;overflow:hidden}
.thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.thumb .ph{font-size:40px;opacity:.45;user-select:none}
.card-body{padding:11px 12px 13px;display:flex;flex-direction:column;gap:6px;flex:1}
.cat-tag{align-self:flex-start;font-size:10.5px;font-weight:700;letter-spacing:.02em;color:var(--accent);background:var(--accent-1);padding:3px 8px;border-radius:999px}
.card-title{font-size:14px;font-weight:600;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:38px}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px;padding-top:6px}
.price{font-weight:800;font-size:15.5px;letter-spacing:-.01em}
.sec{margin-top:36px}
.sec-h{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:14px;flex-wrap:wrap}
.sec-h h2{font-size:19.5px;font-weight:800}
.sec-h p{margin:3px 0 0;color:var(--muted);font-size:13px}
.muted{color:var(--muted)}
.empty{border:1px dashed var(--line);border-radius:var(--radius);padding:46px 20px;text-align:center;background:var(--surface)}
.empty .em{font-size:36px;opacity:.5}
.empty h3{font-size:16px;margin:10px 0 6px}
.empty p{margin:0 0 18px;color:var(--muted);font-size:13.5px}
.crumbs{font-size:13px;color:var(--muted);padding:16px 0 0}
.crumbs a:hover{color:var(--accent)}

/* ---------- home ---------- */
.alert{background:var(--warn-bg);border:1px solid var(--warn-line);border-left:4px solid var(--warn);border-radius:12px;padding:14px 16px;margin:16px 0 0}
.alert-main{margin:0;font-size:17px;font-weight:800;color:#8a4b06;line-height:1.35}
.alert-sub{margin:7px 0 0;font-size:13px;color:#9a6b3c}
.alert-sub b{font-weight:700}
.hero{position:relative;margin:16px 0 0;padding:36px 22px 32px;border-radius:18px;overflow:hidden;background-color:#232a2e;
  background-image:linear-gradient(rgba(16,18,20,.6),rgba(16,18,20,.6)),url('https://images.unsplash.com/photo-1506973035872-a4ec16b8e8d9?w=1600&h=760&fit=crop&q=80&auto=format');
  background-size:cover;background-position:center 60%}
.hero .kicker{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#f0f6f5;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.24);padding:4px 10px;border-radius:999px;margin-bottom:12px}
.hero h1{font-size:31px;line-height:1.18;font-weight:800;letter-spacing:-.02em;margin-bottom:12px;color:#fff;text-shadow:0 1px 12px rgba(0,0,0,.3)}
.hero p{margin:0 0 18px;color:rgba(255,255,255,.88);max-width:640px;font-size:15px}
.hero .btn{background:#fff;color:var(--ink)}
.hero .btn.ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.55);color:#fff}
.hero .btn.ghost:hover{background:rgba(255,255,255,.24);filter:none}
.btn-row{display:flex;gap:10px;flex-wrap:wrap}
.steps{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.step{border:1px solid var(--line);border-radius:var(--radius);padding:15px;background:#fff}
.step .n{width:26px;height:26px;border-radius:8px;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700;margin-bottom:9px}
.step h3{font-size:14.5px;margin-bottom:5px}
.step p{margin:0;font-size:13px;color:var(--muted)}
.mkt-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.mkt{border:1px solid var(--line);border-radius:var(--radius);padding:14px;background:#fff;display:flex;flex-direction:column;gap:9px}
.mkt.today{border-color:var(--accent-line);box-shadow:0 0 0 3px rgba(47,111,104,.07)}
.mkt-top{display:flex;align-items:center;gap:10px}
.mkt-ico{width:34px;height:34px;flex:none;border-radius:10px;background:var(--surface);display:grid;place-items:center;font-size:17px}
.mkt-name{font-weight:700;font-size:15px;line-height:1.25}
.mkt-local{color:var(--muted);font-size:12px;line-height:1.3}
.mkt-goods{font-size:12.5px;color:var(--muted)}
.mkt-hours{font-size:12.5px;font-weight:600;color:#3f3b36}
.mkt-desc{font-size:12.5px;color:var(--muted);line-height:1.5}
.days{display:flex;gap:4px}
.day{width:23px;height:23px;border-radius:7px;display:grid;place-items:center;font-size:10.5px;font-weight:700;background:var(--surface);color:#b3aca4}
.day.on{background:var(--accent-1);color:var(--accent)}
.day.today{outline:2px solid var(--accent);outline-offset:1px}
.mkt-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px;padding-top:4px;border-top:1px dashed var(--line);margin-top:10px}
.pill{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:700;padding:3px 9px;border-radius:999px;background:var(--surface);color:var(--muted);white-space:nowrap}
.pill.open{background:#e7f4ec;color:#1c7a45}
.pill.soon{background:var(--accent-1);color:var(--accent)}
.about-note{border-left:3px solid var(--accent-line);padding:2px 0 2px 14px;color:var(--muted);font-size:14px}

/* ---------- products / detail ---------- */
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px 0 8px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{white-space:nowrap;border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 14px;font-size:13.5px;cursor:pointer;color:var(--muted);font-weight:500}
.chip:hover{background:var(--surface)}
.chip.on{background:var(--ink);border-color:var(--ink);color:#fff;font-weight:600}
.filter-label{font-size:12px;font-weight:700;color:var(--muted);letter-spacing:.04em;text-transform:uppercase;margin:14px 0 6px}
.filter-label:first-child{margin-top:0}
.p-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(158px,1fr))}
.pd{display:grid;gap:22px;padding-top:16px}
.pd-img{position:relative;aspect-ratio:1/1;border-radius:16px;overflow:hidden;background:var(--surface);display:grid;place-items:center;border:1px solid var(--line)}
.pd-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.pd-img .ph{font-size:80px;opacity:.4}
.pd h1{font-size:24px;font-weight:800;line-height:1.25;margin:10px 0 8px}
.pd-desc{color:var(--muted);font-size:14px;line-height:1.65;margin:12px 0}
.pd-meta{display:flex;flex-direction:column;gap:10px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;margin:16px 0}
.pd-meta .row{display:flex;gap:10px;font-size:13.5px;align-items:flex-start}
.pd-meta .row b{font-weight:600;min-width:96px;color:var(--muted)}
.qty{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:11px;overflow:hidden;background:#fff}
.qty button{width:38px;height:40px;border:0;background:#fff;font-size:18px;cursor:pointer;color:var(--ink);line-height:1}
.qty button:hover{background:var(--surface)}
.qty input{width:48px;height:40px;border:0;text-align:center;font-weight:700;font-size:15px;background:transparent;-moz-appearance:textfield}
.qty input::-webkit-outer-spin-button,.qty input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.buy-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:18px}
.notice-inline{background:var(--warn-bg);border:1px solid var(--warn-line);color:var(--warn);border-radius:12px;padding:11px 14px;font-size:13px;margin-top:16px;line-height:1.5}

/* ---------- cart ---------- */
.rows{display:flex;flex-direction:column;gap:12px}
.row{display:grid;grid-template-columns:74px 1fr;gap:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:12px}
.row-thumb{position:relative;width:74px;height:74px;border-radius:10px;overflow:hidden;background:var(--surface);display:grid;place-items:center}
.row-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.row-thumb .ph{font-size:26px;opacity:.45}
.row-main{display:flex;flex-direction:column;gap:8px;min-width:0}
.row-title{font-size:14px;font-weight:600;line-height:1.35}
.row-line{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:auto}
.qty-sm{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:9px;overflow:hidden}
.qty-sm button{width:30px;height:32px;border:0;background:#fff;cursor:pointer;font-size:16px;line-height:1}
.qty-sm button:hover{background:var(--surface)}
.qty-sm span{min-width:32px;text-align:center;font-weight:700;font-size:14px}
.link-btn{border:0;background:none;padding:0;font-size:12.5px;color:var(--muted);cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.link-btn:hover{color:var(--danger)}
.summary{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:16px;margin-top:16px}
.sum-row{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding:5px 0}
.sum-row.total{border-top:1px solid var(--line);margin-top:8px;padding-top:12px;font-size:17px;font-weight:800}
.sum-row .k{color:var(--muted)}
.sum-row.total .k{color:var(--ink)}

/* ---------- forms ---------- */
.panel{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:18px}
.field{margin-bottom:15px}
.field > label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field .req{color:#c2410c}
.input,select,textarea{width:100%;border:1px solid var(--line);border-radius:11px;padding:11px 12px;background:#fff;font-size:15px;outline:none;transition:.15s}
.input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(47,111,104,.13)}
select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%237a756e' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 13px center;padding-right:34px}
textarea{resize:vertical;min-height:74px}
.field.invalid .input,.field.invalid select{border-color:#e0a3a3;background:#fffafa}
.err{color:var(--danger);font-size:12.5px;margin:5px 0 0;display:none}
.field.invalid .err{display:block}
.hint{background:var(--accent-1);border:1px solid var(--accent-line);border-radius:12px;padding:12px 14px;font-size:13px;color:#26564f;line-height:1.55;margin-bottom:16px}
.hint b{display:block;font-size:13.5px;margin-bottom:3px;color:#1e463f}
.two-col{display:grid;gap:22px}
.form-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:6px}

/* ---------- orders ---------- */
.order{border:1px solid var(--line);border-radius:var(--radius);background:#fff;padding:16px;margin-bottom:14px}
.order.fresh{border-color:var(--accent-line);box-shadow:0 0 0 3px rgba(47,111,104,.09)}
.order-h{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:center;border-bottom:1px dashed var(--line);padding-bottom:11px;margin-bottom:12px}
.ono{font-weight:800;font-size:15px}
.ono span{display:block;font-size:11.5px;color:var(--muted);font-weight:500;letter-spacing:0}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 12px;font-size:13.5px;margin:0 0 12px}
.kv dt{color:var(--muted);white-space:nowrap}
.kv dd{margin:0;font-weight:600}
.kv dd .place{color:var(--accent)}
.o-items{border:1px solid var(--line);border-radius:10px;overflow:hidden;margin-bottom:12px}
.o-item{display:flex;justify-content:space-between;gap:12px;padding:9px 12px;font-size:13.5px;border-bottom:1px solid var(--line)}
.o-item:last-child{border-bottom:0}
.o-item .n{min-width:0}
.o-item .n em{font-style:normal;color:var(--muted);font-size:12.5px;margin-left:6px}
.o-item .amt{white-space:nowrap;font-weight:700}
.o-total{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:16px;font-weight:800;margin-bottom:12px}
.pay-note{background:var(--warn-bg);border:1px solid var(--warn-line);color:var(--warn);border-radius:10px;padding:9px 12px;font-size:12.5px;margin-bottom:12px}
.order-foot{display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap}
.success{background:#eef7f1;border:1px solid #cfe8da;border-radius:var(--radius);padding:16px;margin-top:18px}
.success h3{font-size:16px;color:#1c7a45;margin-bottom:6px}
.success p{margin:0;font-size:13.5px;color:#2c6349}
.success .ono-big{font-size:19px;font-weight:800;letter-spacing:.02em;margin:8px 0 4px;color:#175a35}

/* ---------- scarcity & motion ---------- */
.pill.low{background:#fff1e6;color:#b45309}
.pill.sold{background:#f4f2ef;color:#9a938a}
.card.is-sold{opacity:.55;filter:grayscale(.5)}
.card.is-sold:hover{transform:none;box-shadow:none;border-color:var(--line)}
.badge-new{position:absolute;top:8px;left:8px;z-index:2;background:var(--ink);color:#fff;
  font-size:10px;font-weight:700;letter-spacing:.03em;padding:3px 8px;border-radius:999px}
.card-thumb-wrap{position:relative}
.stock-slot{min-height:20px;display:flex;align-items:center}
.fly-dot{position:fixed;z-index:300;width:32px;height:32px;margin:-16px 0 0 -16px;border-radius:50%;
  background:var(--accent);color:#fff;display:grid;place-items:center;font-size:15px;
  pointer-events:none;box-shadow:0 6px 18px rgba(47,111,104,.35);
  transition:transform .62s cubic-bezier(.45,-0.25,.65,1), opacity .62s}
@keyframes badgePulse{0%{transform:scale(1)}35%{transform:scale(1.6)}100%{transform:scale(1)}}
.badge.pulse{animation:badgePulse .5s ease}
@media (prefers-reduced-motion:reduce){
  .fly-dot{display:none}
  .badge.pulse{animation:none}
  a.card:hover{transform:none}
}

/* ---------- toast ---------- */
.toast{position:fixed;left:50%;bottom:78px;transform:translate(-50%,16px);background:var(--ink);color:#fff;
  padding:11px 18px;border-radius:999px;font-size:13.5px;font-weight:600;opacity:0;pointer-events:none;transition:.22s;z-index:200;box-shadow:var(--shadow);max-width:88vw;text-align:center}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- ai assistant ---------- */
.ai-fab{position:fixed;right:18px;bottom:22px;z-index:150;width:44px;height:44px;border:1px solid #d6dfd9;border-radius:50%;cursor:pointer;
  background:#e7ede9;color:#5c7268;font-size:11px;font-weight:700;letter-spacing:.2px;line-height:1;
  display:grid;place-items:center;box-shadow:0 3px 10px rgba(28,25,23,.10);transition:.18s}
.ai-fab:hover{background:#dee6e1;color:#4a5d55}
.ai-fab.open{opacity:0;pointer-events:none}
/* 抽屉遮罩:打开时半透明黑底、点击关闭;关闭时完全不挡点击 */
.ai-backdrop{position:fixed;inset:0;z-index:170;background:rgba(28,25,23,.38);opacity:0;pointer-events:none;transition:opacity .22s ease}
.ai-backdrop.open{opacity:1;pointer-events:auto}
.ai-drawer{position:fixed;top:0;right:0;z-index:180;height:100%;width:min(384px,100vw);background:var(--bg);
  border-left:1px solid var(--line);box-shadow:-14px 0 40px rgba(28,25,23,.12);
  display:flex;flex-direction:column;transform:translateX(102%);transition:transform .26s ease}
.ai-drawer.open{transform:translateX(0)}
.ai-head{display:flex;align-items:center;gap:9px;padding:13px 14px;border-bottom:1px solid var(--line);background:#fff}
.ai-head b{font-size:15px;font-weight:800}
.ai-x{margin-left:auto;width:32px;height:32px;flex:none;border:1px solid var(--line);background:#fff;border-radius:10px;
  cursor:pointer;color:var(--muted);font-size:15px;line-height:1}
.ai-x:hover{background:var(--surface);color:var(--ink)}
.ai-chips{display:flex;flex-wrap:wrap;gap:8px;padding:12px 14px;border-bottom:1px dashed var(--line)}
.ai-chip{border:1px solid var(--accent-line);background:var(--accent-1);color:#26564f;border-radius:999px;
  padding:6px 12px;font-size:12.5px;font-weight:600;cursor:pointer;text-align:left}
.ai-chip:hover{background:#e4f1ee}
.ai-msgs{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px}
.ai-row{display:flex}
.ai-row.me{justify-content:flex-end}
.ai-row.bot{justify-content:flex-start}
.ai-bub{max-width:86%;padding:10px 13px;border-radius:14px;font-size:13.5px;line-height:1.6;white-space:pre-line;word-break:break-word}
.ai-row.bot .ai-bub{background:#fff;border:1px solid var(--line);border-top-left-radius:5px}
.ai-row.me .ai-bub{background:var(--accent);color:#fff;border-top-right-radius:5px}
.ai-bub.thinking{color:var(--muted)}
.ai-bub.error{background:#fff5f5;border-color:#f0d5d5;color:var(--danger)}
.ai-input-row{display:flex;gap:9px;padding:12px 14px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fff}
.ai-input-row .input{flex:1;min-width:0;padding:10px 12px;font-size:14px}
.ai-dots{display:inline-flex;gap:3px;vertical-align:middle}
.ai-dots i{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.4;animation:aiDot 1.1s infinite ease-in-out}
.ai-dots i:nth-child(2){animation-delay:.15s}
.ai-dots i:nth-child(3){animation-delay:.3s}
@keyframes aiDot{0%,80%,100%{opacity:.25;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}

/* ---------- responsive ---------- */
@media (min-width:820px){
  .pd{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start}
  .two-col{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);align-items:start}
  .hero h1{font-size:40px}
  .p-grid{grid-template-columns:repeat(auto-fill,minmax(212px,1fr));gap:16px}
  .toast{bottom:36px}
}
@media (max-width:720px){
  .nav{display:none}
  .tabbar{display:flex}
  .container{padding-bottom:96px}
  .hero h1{font-size:26px}
  .hero{padding:28px 18px 26px}
  .alert-main{font-size:15.5px}
  .row{grid-template-columns:62px 1fr}
  .row-thumb{width:62px;height:62px}
  .sec{margin-top:28px}
  .ai-fab{bottom:calc(66px + env(safe-area-inset-bottom))}
}