/* =====================================================================
   QQAI · page-specific styles (suzhe-ui method)
   Shared tokens and base styles live in tokens.css — do not duplicate them here.
   Only QQAI page/component styles below.
   ===================================================================== */

/* Orphan control: keep a short closing phrase (with its 。) on one line */
.nowrap{white-space:nowrap}

/* ---------- Top navigation ---------- */
.gnav .brand{display:flex;align-items:center;margin-right:auto;text-decoration:none}
.gnav .brand img{height:28px;width:auto;display:block}
.gnav-links{display:flex;gap:0;flex:1;justify-content:center}
.gnav-links a{padding:0 12px}
.gnav .btn{min-height:28px;padding:4px 12px;font-size:12px}
.gnav-burger{display:none;width:36px;height:36px;border:0;border-radius:50%;background:transparent;cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.gnav-burger span{display:block;width:16px;height:1.4px;background:#f5f5f7;transition:transform .3s var(--ease),opacity .2s var(--ease)}
.gnav-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(3.2px) rotate(45deg)}
.gnav-burger[aria-expanded="true"] span:nth-child(2){transform:translateY(-3.2px) rotate(-45deg)}
.gnav-menu{display:none}
@media (max-width:1023px){
  .gnav-links{display:none}
  .gnav-burger{display:flex}
  .gnav[data-menu-open="true"] .gnav-menu{display:flex;position:fixed;inset:var(--nav-h) 0 0;z-index:49;flex-direction:column;gap:4px;padding:24px var(--gut);background:rgba(0,0,0,.96);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
  .gnav[data-menu-open="true"] .gnav-menu a{display:block;padding:14px 0;font:600 28px/1.2 var(--f-display);color:#f5f5f7;text-decoration:none;animation:rise-s .4s var(--ease-out) both}
  .gnav[data-menu-open="true"] .gnav-menu a:nth-child(2){animation-delay:30ms}
  .gnav[data-menu-open="true"] .gnav-menu a:nth-child(3){animation-delay:60ms}
  .gnav[data-menu-open="true"] .gnav-menu a:nth-child(4){animation-delay:90ms}
  .gnav[data-menu-open="true"] .gnav-menu a:nth-child(5){animation-delay:120ms}
}

/* ---------- Hero ---------- */
.hero{--head:120px;min-height:440px;min-height:max(440px,calc(100vh - var(--head)));min-height:max(440px,calc(100svh - var(--head)));
  display:flex;flex-direction:column;align-items:center;text-align:center;padding:calc(var(--nav-h) + 64px) 0 56px;
  background:radial-gradient(56% 60% at 12% 0%,rgba(46,211,166,.075),transparent 70%),
             radial-gradient(48% 56% at 92% 6%,rgba(90,125,255,.085),transparent 70%),#000}
.hero .h-hero{animation:rise 1.1s var(--spring) both}
.hero .sub{margin-top:14px;animation:rise 1.1s var(--spring) .05s both}
.hero-cta{display:flex;gap:16px;align-items:center;justify-content:center;flex-wrap:wrap;margin-top:28px;animation:rise 1.1s var(--spring) .1s both}
.hero-stage{flex:1 1 0;display:grid;place-items:center;width:100%;margin-top:48px;animation:fade 1.2s var(--ease) .15s both}
.hero-mascot{position:relative;width:min(300px,62vw);height:auto;filter:drop-shadow(0 24px 32px rgba(0,0,0,.55))}
.hero-mascot::before{content:"";position:absolute;inset:12% 8%;border-radius:50%;background:radial-gradient(closest-side,rgba(46,211,166,.22),transparent);filter:blur(28px);z-index:-1}
@media (max-width:734px){ .hero{--head:200px;padding-top:calc(var(--nav-h) + 48px)} .hero-mascot{width:min(220px,58vw)} }
@media (max-height:820px){ .hero .h-hero{font-size:clamp(40px,5vw,64px)} .hero-stage{margin-top:32px} }
@media (max-height:700px){ .hero .h-hero{font-size:clamp(36px,4.4vw,52px)} .hero-stage{margin-top:24px} .hero-mascot{width:min(220px,52vw)} }

/* ---------- Shop toolbar (search + filters) ---------- */
.shop-tools{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:28px}
.shop-search{flex:1 1 260px;min-width:0}
.shop-search .field{min-height:48px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:8px 16px;border:0;border-radius:var(--pill);background:var(--bg-3);color:var(--ink);font:500 14px/1.2 var(--f-text);cursor:pointer;transition:background-color .2s var(--ease),color .2s var(--ease)}
.chip:hover{background:#dedee3}
.chip[aria-pressed="true"]{background:var(--ink);color:#fff}
.result-note{margin:0 0 20px;font:400 14px/1.43 var(--f-text);color:var(--ink-2)}

/* ---------- Plan cards (product grid) ---------- */
.plans{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.plan{display:flex;flex-direction:column;padding:30px 24px 24px}
.plan .media{position:relative;display:grid;place-items:center;height:132px;margin-bottom:8px}
.plan .media::before{content:"";position:absolute;inset:16% 20%;border-radius:50%;background:radial-gradient(closest-side,var(--glow,rgba(0,113,227,.14)),transparent);filter:blur(16px);opacity:.75;z-index:0}
.plan .media img{position:relative;z-index:1;height:120px;width:auto;max-width:100%;object-fit:contain;filter:drop-shadow(0 14px 16px rgba(0,0,0,.16));transition:transform .7s var(--spring)}
.plan:hover .media img{transform:scale(1.05) rotate(-2deg)}
.plan .eyebrow{margin-top:4px}
.plan .h-card{font-size:26px;line-height:1.12;margin-top:4px}
.plan .tag{margin:8px 0 18px;font:400 14px/1.43 var(--f-text);color:var(--ink-2)}
.plan .price{margin:0;font:600 28px/1 var(--f-display);letter-spacing:-.01em}
.plan .price span{font:400 14px var(--f-text);color:var(--ink-2);letter-spacing:0}
.plan .price .strike{font:400 14px var(--f-text);color:var(--ink-3);text-decoration:line-through;margin-left:6px}
.pts{list-style:none;margin:20px 0 24px;padding:18px 0 0;border-top:1px solid var(--line-2);display:grid;gap:10px;font:400 14px/1.43 var(--f-text)}
.pts li{display:grid;grid-template-columns:16px minmax(0,1fr);gap:10px;align-items:start}
.pts li::before{content:"";width:16px;height:16px;margin-top:2px;border-radius:50%;background:#1d1d1f url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.2 2.2 4.8-4.8' fill='none' stroke='%23fff' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat}
.plan .btn{margin-top:auto;align-self:flex-start}
.plan .badge{display:inline-flex;padding:5px 10px;border-radius:var(--pill);background:rgba(0,113,227,.08);color:#0058b0;font:600 12px/1 var(--f-text)}
.plan .badge-hot{background:#fff4e5;color:#b64400}
@media (max-width:1068px){ .plans{grid-template-columns:repeat(3,minmax(0,1fr))} }
@media (max-width:734px){
  .plans{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:14px;margin:0 calc(-1*var(--gut));padding:4px var(--gut) 24px;scrollbar-width:none}
  .plans::-webkit-scrollbar{display:none}
  .plan{flex:0 0 min(82vw,320px);scroll-snap-align:center}
}

/* ---------- Promo banner (black) ---------- */
.promo{position:relative;text-align:center;padding:132px 0 136px}
.promo::before{content:"";position:absolute;z-index:0;left:50%;bottom:-40%;width:1100px;height:700px;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(64,140,255,.28),transparent);pointer-events:none}
.promo .wrap{position:relative;z-index:1}
.promo .sub{max-width:560px;margin:16px auto 30px}
@media (max-width:734px){ .promo{padding:92px 0 96px} }

/* ---------- Reason cards ---------- */
.why{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.why .card{display:flex;flex-direction:column;min-height:240px;padding:28px}
.why svg{width:40px;height:40px;fill:none;stroke:var(--ink);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.why .card>div{margin-top:auto}
.why .h-card{margin:0 0 8px}
.why p{margin:0;font:400 14px/1.5 var(--f-text);color:var(--ink-2)}
@media (max-width:1068px){ .why{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:734px){ .why{grid-template-columns:1fr} .why .card{min-height:0;flex-direction:row;gap:16px;align-items:flex-start} .why .card>div{margin-top:0} .why .h-card{margin:0 0 6px} }

/* ---------- Footer ---------- */
.foot{padding:22px 0 34px;font:400 12px/1.4 var(--f-text);color:var(--ink-2)}
.foot hr{border:0;border-top:1px solid var(--line);margin:16px 0}
.foot-cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.foot-cols b{display:block;margin-bottom:8px;color:var(--ink);font-weight:600}
.foot-cols a{display:block;margin:6px 0;color:var(--ink-4)}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand img{height:28px;width:auto}
.foot-brand span{font:600 14px/1 var(--f-text);color:var(--ink)}
@media (max-width:734px){ .foot-cols{grid-template-columns:repeat(2,minmax(0,1fr))} }

/* ---------- Modal (confirm order / contact / query) ---------- */
.modal-scrim{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.42);opacity:0;transition:opacity .24s var(--ease)}
.modal{position:fixed;left:50%;top:50%;z-index:81;width:min(560px,calc(100vw - 32px));max-height:calc(100dvh - 48px);overflow:auto;padding:30px 30px 28px;border-radius:22px;background:#fff;box-shadow:var(--sh-modal);overscroll-behavior:contain;transform:translate(-50%,-50%);opacity:0}
.modal.is-open{display:block}
.modal.is-in{opacity:1;animation:modal-in .44s var(--spring)}
.modal-scrim.is-in{opacity:1}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:8px}
.modal-head h2{font:600 24px/1.17 var(--f-display);letter-spacing:-.012em;margin:0}
.modal-close{flex:none;width:36px;height:36px;border:0;border-radius:50%;background:transparent;color:var(--ink-2);font-size:22px;line-height:1;cursor:pointer}
.modal-close:hover{color:var(--ink);background:var(--bg-2)}
.modal .prod{display:flex;gap:16px;align-items:center;padding:16px;border-radius:var(--r-lg);background:var(--bg-2);margin:16px 0}
.modal .prod img{width:72px;height:72px;object-fit:contain;flex:none}
.modal .prod .nm{font:600 17px/1.3 var(--f-display);margin:0}
.modal .prod .pr{margin:4px 0 0;font:600 20px/1 var(--f-display)}
.modal .prod .pr .strike{font:400 14px var(--f-text);color:var(--ink-3);text-decoration:line-through;margin-left:6px}
.qty{display:flex;align-items:center;gap:0;border:1px solid var(--line);border-radius:var(--pill);overflow:hidden;width:max-content}
.qty button{width:44px;height:44px;border:0;background:transparent;font:400 20px/1 var(--f-text);cursor:pointer}
.qty button:hover{background:var(--bg-2)}
.qty output{min-width:44px;text-align:center;font:600 17px/1 var(--f-display)}
.sumrow{display:flex;justify-content:space-between;align-items:baseline;padding:10px 0;border-top:1px solid var(--line-2);font:400 15px/1.4 var(--f-text)}
.sumrow.total{font:600 20px/1.2 var(--f-display)}
.sumrow .free{color:var(--ok)}
.modal .demo-note{margin:16px 0 0}
.modal-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
@media (max-width:734px){
  .modal{left:0;top:auto;bottom:0;width:100%;max-height:calc(100dvh - 48px);border-radius:16px 16px 0 0;transform:none;padding:16px 20px calc(24px + env(safe-area-inset-bottom));animation:sheet-up .4s var(--ease-apple)}
  .modal::before{content:"";display:block;width:36px;height:5px;border-radius:3px;background:var(--line);margin:0 auto 16px}
}

/* ---------- Item detail ---------- */
.item{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:start}
.item .media{display:grid;place-items:center;min-height:360px;border-radius:var(--r-lg);background:var(--bg-2);padding:32px}
.item .media img{width:min(320px,80%);height:auto;object-fit:contain;filter:drop-shadow(0 14px 16px rgba(0,0,0,.16))}
.item .eyebrow{margin-bottom:8px}
.item h1{font:600 clamp(28px,3.3vw,40px)/1.1 var(--f-display);letter-spacing:-.015em;margin:0 0 12px}
.item .price{margin:0 0 8px;font:600 32px/1 var(--f-display)}
.item .price .strike{font:400 16px var(--f-text);color:var(--ink-3);text-decoration:line-through;margin-left:8px}
.item .tag{margin:0 0 24px;font:400 17px/1.47 var(--f-text);color:var(--ink-2)}
.item .pts{margin:0 0 28px}
.item .cta{display:flex;gap:12px;flex-wrap:wrap}
@media (max-width:734px){ .item{grid-template-columns:1fr;gap:28px} .item .media{min-height:280px} }
.empty{text-align:center;padding:48px 0}
.empty p{color:var(--ink-2);margin:0 0 20px}

/* ---------- Activation (flow) ---------- */
.tabs{display:inline-flex;gap:2px;padding:2px;border-radius:9px;background:var(--bg-3);margin-bottom:28px}
.tabs button{padding:9px 20px;border:0;border-radius:7px;background:none;font:500 14px/1.3 var(--f-text);cursor:pointer}
.tabs [aria-pressed="true"]{background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.12),0 0 0 .5px rgba(0,0,0,.04)}
.act-panel{max-width:640px}
.act-panel .field{margin-bottom:4px}
.act-panel textarea.field{min-height:120px;resize:vertical;font-family:var(--f-mono);font-size:14px}
.act-panel .field-wrap{margin-bottom:20px}
.status-card{margin-top:28px;padding:24px;border-radius:var(--r-lg);background:var(--bg-2)}
.status-card h3{font:600 19px/1.26 var(--f-display);margin:0 0 6px}
.status-card p{margin:0 0 16px;font:400 14px/1.5 var(--f-text);color:var(--ink-2)}
.status-steps{display:grid;gap:8px}
.status-steps li{display:flex;align-items:center;gap:10px;list-style:none;font:400 14px/1.43 var(--f-text);color:var(--ink-3)}
.status-steps .dot{width:10px;height:10px;border-radius:50%;background:var(--line);flex:none}

/* ---------- Login (editorial, forced dark) ---------- */
/* The task specifies a dark login page; force the editorial dark tokens even when the system is light. */
@media (prefers-color-scheme:light){
  .editorial{
    --bg:#141413; --surface:#262624; --surface-h:#30302d; --field:#1c1c1a;
    --ink:#f5f4ef; --ink-2:#c3bfb6; --ink-3:#8f8b83;
    --line:rgba(245,244,239,.14); --line-2:rgba(245,244,239,.08);
    --primary:#f5f4ef; --primary-ink:#141413;
    --link:#86adff; --focus:#4a8cff;
    --ok:#5fd07a; --warn:#f0a65a; --err:#ff6b6b;
  }
}
.login{min-height:100svh;display:flex;flex-direction:column;padding-top:calc(var(--nav-h) + 8px)}
.login-top{display:flex;align-items:center;justify-content:space-between;padding:20px 0}
.login-top img{height:28px;width:auto}
.login-top a{color:var(--ink-2);font:400 14px/1.4 var(--f-text);text-decoration:none}
.login-top a:hover{color:var(--ink)}
.login-grid{flex:1;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:64px;align-items:center;padding:32px 0 64px}
.login-statement .display{margin-bottom:20px}
.login-form .card{padding:28px}
.login-form .field-wrap{margin-bottom:16px}
.login-form .row{display:flex;justify-content:space-between;align-items:center;margin-top:16px}
.login-form .row a{color:var(--link);font:400 14px/1.4 var(--f-text);text-decoration:none}
.login-form .row a:hover{text-decoration:underline}
.login-form .btn-ink{width:100%;margin-top:8px}
.login-note{margin:16px 0 0;text-align:center;font:400 13px/1.4 var(--f-text);color:var(--ink-3)}
.login-note a{color:var(--link);text-decoration:none}
@media (max-width:1068px){ .login-grid{grid-template-columns:1fr;gap:40px} }

/* ---------- Agent page ---------- */
.agent-hero{text-align:center}
.agent-hero .price-big{margin:24px 0 0;font:600 clamp(40px,5vw,56px)/1.05 var(--f-display)}
.agent-hero .price-big span{font:400 17px var(--f-text);color:var(--d-ink-2)}
.agent-benefits{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.agent-benefits .card{padding:28px}
.agent-benefits .h-card{margin:0 0 8px}
.agent-benefits p{margin:0;font:400 14px/1.5 var(--f-text);color:var(--ink-2)}
@media (max-width:734px){ .agent-benefits{grid-template-columns:1fr} }