/* =================================================
   Source: GC（雲端）
   Save: studio/assets/studio.css
   Task: studio 改版 v2（GPT 設計稿 studio_design_v2：深海藍＋霧金）
   Date: 2026-10-24
   Status: production
   Scope: /studio/ 三頁共用樣式（手機優先；內文 ≥18px、可點區 ≥48px）
   Out of Scope: 全站其他頁面樣式
   ================================================= */
:root{
  --bg:#F7F5F0;--card:#FFFFFF;--ink:#24343D;--ink-2:#4A5A63;--muted:#7C8A92;
  --rule:#E6E1D8;--navy:#24475B;--navy-press:#1A3546;--gold:#C39A61;--gold-ink:#7A5A2E;
  --soft:#E8EEF0;--green:#2E8B57;--red:#B83A2E;
  --grey-fill:#E5E5EA;--grey-ink:#8E8E93;--bubble-me:#24475B;--bubble-ai:#FFFFFF;
  --tabbar-h:64px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--ink)}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang TC","Noto Sans TC","Helvetica Neue",sans-serif;
  font-size:18px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  padding-bottom:calc(var(--tabbar-h) + env(safe-area-inset-bottom))}
a{color:var(--navy);text-decoration:none}
.wrap{max-width:480px;margin:0 auto;padding:0 16px 40px}

/* 頂部品牌列（首頁） */
.brandbar{max-width:480px;margin:0 auto;padding:14px 16px 0;font-size:20px;font-weight:800;color:var(--ink);letter-spacing:.02em}
.brandbar b{color:var(--gold)}
.brand-l{display:inline-flex;align-items:center;gap:8px}
.brand-mark{width:32px;height:32px;border-radius:50%;flex:none}

/* 導覽列：左上永遠有回首頁的出口 */
.navbar{position:sticky;top:0;z-index:20;background:rgba(247,245,240,.94);
  -webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--rule)}
.navbar-in{max-width:480px;margin:0 auto;height:52px;padding:0 8px;display:grid;
  grid-template-columns:auto minmax(0,1fr) auto;gap:6px;align-items:center}
.navbar .back{white-space:nowrap;font-size:17px;padding:12px 8px;justify-self:start;color:var(--navy);font-weight:600}
.navbar .ttl{font-size:18px;font-weight:700;text-align:center;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
html[lang=en] .navbar .ttl{font-size:16px}
.navbar-in>div:last-child{min-width:64px}

/* 首頁 hero */
.hero{padding:18px 4px 8px;text-align:center}
.hero h1{font-size:32px;line-height:1.25;font-weight:800;letter-spacing:.01em;color:var(--ink)}
.hero h1 .gold{color:var(--gold)}
.hero p{margin-top:8px;font-size:16px;color:var(--ink-2);letter-spacing:-.01em}
.hero-art{display:block;width:calc(100% + 32px);max-width:none;height:auto;margin:12px -16px 0;aspect-ratio:16/9;object-fit:cover}

/* 按鈕：要看得出是按鈕 */
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:52px;border:0;border-radius:14px;
  padding:14px 18px;font-size:18px;font-weight:700;text-align:center;cursor:pointer;font-family:inherit;
  transition:transform .08s,background .15s;box-shadow:0 2px 0 rgba(0,0,0,.06)}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:active{background:var(--navy-press)}
.btn-secondary{background:var(--soft);color:var(--navy)}
.btn-ghost{background:#fff;color:var(--navy);border:1.5px solid var(--navy)}
.btn .chev{margin-left:auto;font-size:22px;opacity:.8}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.btn-row{display:grid;gap:12px;margin-top:16px}
.btn-row .btn{justify-content:flex-start;padding-left:24px}
.btn-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* 分組標題 */
.sec-h{margin:28px 2px 12px;font-size:20px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:8px}
.sec-h::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--gold)}

/* 案例左右滑 */
.cases-grid{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none;margin:0 -16px;padding:0 16px 6px;scroll-padding-inline:16px}
.cases-grid::-webkit-scrollbar{display:none}
.cases-grid .case-tile{flex:0 0 calc(50% - 6px);scroll-snap-align:start}
.cases-dots{display:flex;justify-content:center;gap:8px;margin-top:10px}
.cases-dots i{width:7px;height:7px;border-radius:50%;background:#D5D0C6}
.cases-dots i.on{background:var(--navy)}
.case-tile{background:var(--card);border-radius:14px;overflow:hidden;box-shadow:0 1px 3px rgba(36,52,61,.08)}
.case-tile .pic{aspect-ratio:3/4;background:var(--grey-fill);display:flex;align-items:center;justify-content:center}
.case-tile .pic img{width:100%;height:100%;object-fit:cover;display:block}
.case-tile .cap{padding:10px 12px;font-size:16px;font-weight:700}
/* 未接：灰色框 + 標籤 */
.unwired{background:var(--grey-fill);color:var(--grey-ink);font-size:14px;font-weight:600;border:1px dashed #C7C7CC}
.tag-unwired{display:inline-block;background:var(--grey-fill);color:var(--grey-ink);border:1px dashed #C7C7CC;
  border-radius:6px;padding:1px 8px;font-size:13px;font-weight:600}
.case-tile.is-unwired .cap{color:var(--grey-ink)}

/* 聊天 */
.chat{padding-top:16px;display:flex;flex-direction:column;gap:12px}
.bubble{max-width:86%;padding:12px 16px;border-radius:20px;font-size:18px;white-space:pre-wrap;word-break:break-word}
.bubble.ai{align-self:flex-start;background:var(--bubble-ai);color:var(--ink);border-bottom-left-radius:6px;box-shadow:0 1px 3px rgba(36,52,61,.08)}
.bubble.me{align-self:flex-end;background:var(--bubble-me);color:#fff;border-bottom-right-radius:6px}
.bubble .step{display:block;font-size:13px;color:var(--muted);margin-bottom:2px}
.answer-box{background:transparent;border-radius:14px;margin-top:4px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{border:0;color:var(--navy);background:var(--soft);border-radius:999px;padding:12px 18px;min-height:48px;
  font-size:17px;font-weight:600;cursor:pointer;font-family:inherit}
.chip:active,.chip.on{background:var(--navy);color:#fff}

/* 第 1 題：兩欄圖示格（像 iPhone 主畫面），12 類一個畫面看得完 */
.opt-list{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.opt{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:6px;width:100%;min-height:104px;padding:12px 8px;border:0;border-radius:16px;
  background:var(--card);box-shadow:0 1px 3px rgba(36,52,61,.08);font-family:inherit;font-size:17px;font-weight:700;line-height:1.3;
  color:var(--ink);text-align:center;cursor:pointer}
.opt:active,.opt.on{background:var(--soft);box-shadow:0 0 0 2px var(--navy)}
.opt .ic{width:48px;height:48px;border-radius:50%;background:var(--soft);display:flex;align-items:center;justify-content:center}
.opt .ic img{width:36px;height:36px;object-fit:contain}
.opt .lb small{display:block;font-size:13px;font-weight:500;color:var(--muted);margin-top:2px}
.say{display:flex;gap:8px;margin-top:12px;background:var(--card);border-radius:999px;padding:6px 6px 6px 18px;box-shadow:0 1px 3px rgba(36,52,61,.08)}
.say input{flex:1;border:0;background:transparent;font-size:17px;font-family:inherit;color:var(--ink);min-width:0}
.say input:focus{outline:none}
.say button{flex:0 0 48px;height:48px;border-radius:50%;border:0;background:var(--navy);color:#fff;font-size:20px;cursor:pointer}
.say button[disabled]{opacity:.4}

.field{display:block;margin-top:12px}
.field>span{display:block;font-size:15px;color:var(--ink-2);margin-bottom:4px;font-weight:600}
.req{color:var(--red);margin-left:2px}
.input,.textarea{width:100%;border:1.5px solid var(--rule);border-radius:12px;padding:13px 14px;font-size:18px;
  font-family:inherit;background:#fff;color:var(--ink);min-height:52px}
.textarea{min-height:96px;resize:vertical}
.input:focus,.textarea:focus{outline:2px solid var(--navy);outline-offset:-1px}
.hint-block{font-size:14px;color:var(--red);margin-top:6px;min-height:0}
.answer-box .btn{margin-top:12px}

/* 需求單卡片 */
.sheet{background:var(--card);border-radius:18px;padding:18px;margin-top:16px;box-shadow:0 2px 8px rgba(36,52,61,.08);border-top:4px solid var(--gold)}
.sheet .kicker{font-size:14px;color:var(--gold-ink);font-weight:700}
.sheet h2{font-size:22px;font-weight:800;margin:2px 0 10px}
.kv{display:grid;grid-template-columns:88px 1fr;gap:8px 10px;font-size:17px;padding:10px 0;border-top:1px solid var(--rule)}
.kv dt{color:var(--muted)}
.kv dd{color:var(--ink);white-space:pre-wrap;word-break:break-word}
.sheet .btn-pair{margin-top:14px}

/* 成功訊息 + 魔法特效 */
.success{background:var(--card);border-radius:18px;padding:22px 16px;margin-top:16px;text-align:center;position:relative;overflow:hidden;box-shadow:0 2px 8px rgba(36,52,61,.08)}
.success .ok-art{display:block;width:150px;height:auto;margin:0 auto 6px}
.success .ok{width:56px;height:56px;border-radius:50%;background:var(--green);color:#fff;font-size:32px;line-height:56px;margin:0 auto 10px}
.success h3{font-size:22px}
.success p{font-size:17px;color:var(--ink-2);margin-top:6px}
.success .btn{margin-top:14px}
.magic::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.95) 50%,transparent 70%);
  transform:translateX(-120%);animation:shine 1.1s .35s ease-out both}
.magic{position:relative;overflow:hidden;box-shadow:0 0 0 0 rgba(195,154,97,.6);animation:magicIn .7s cubic-bezier(.2,.9,.3,1.2) both,glow 1.6s .2s ease-out both}
@keyframes magicIn{0%{opacity:0;transform:translateY(16px) scale(.94)}100%{opacity:1;transform:none}}
@keyframes shine{to{transform:translateX(120%)}}
@keyframes glow{0%{box-shadow:0 0 0 0 rgba(195,154,97,.6)}100%{box-shadow:0 0 0 18px rgba(195,154,97,0)}}

/* 看案列表 */
.page-h{padding:20px 2px 4px}
.page-h h1{font-size:28px;font-weight:800}
.page-h p{font-size:16px;color:var(--muted)}
.case-card{background:var(--card);border-radius:18px;padding:16px;margin-top:12px;box-shadow:0 1px 3px rgba(36,52,61,.08)}
.case-card .head{display:flex;gap:12px;align-items:center}
.case-card .ic{flex:0 0 56px;width:56px;height:56px;border-radius:50%;background:var(--soft);display:flex;align-items:center;justify-content:center}
.case-card .ic img{width:38px;height:38px;object-fit:contain}
.case-card h3{font-size:19px;font-weight:800;line-height:1.35}
.case-card .meta{display:flex;justify-content:space-between;font-size:15px;color:var(--muted);margin-top:2px;gap:8px}
.case-card .budget{color:var(--gold-ink);font-weight:700}
.case-card .kv{grid-template-columns:max-content 1fr;gap:8px 14px;margin-top:10px}
.kv dt{white-space:nowrap}
.kv dd.muted{color:var(--muted)}
.case-card .btn{margin-top:10px}
.quote-form{margin-top:4px;border-top:1px solid var(--rule);padding-top:4px}
.empty{background:var(--card);border-radius:18px;padding:28px 16px;text-align:center;color:var(--muted);margin-top:12px;font-size:17px}

/* 底部分頁列：首頁／發案／看案 */
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;background:rgba(255,255,255,.96);border-top:1px solid var(--rule);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);padding-bottom:env(safe-area-inset-bottom)}
.tabbar-in{max-width:480px;margin:0 auto;height:var(--tabbar-h);display:grid;grid-template-columns:repeat(3,1fr)}
.tabbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--muted);font-size:13px;font-weight:600}
.tabbar a svg{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:1.8}
.tabbar a.on{color:var(--navy)}

.fine{margin-top:22px;text-align:center;font-size:14px;color:var(--muted)}
.fine a{color:var(--muted);text-decoration:underline}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.sheet,.success,.case-card,.quote-form,.answer-box{scroll-margin-top:64px;scroll-margin-bottom:calc(var(--tabbar-h) + 16px)}

/* 刪除連結卡片（送出成功後）與刪除頁 */
.dlink{margin-top:16px;text-align:left;background:var(--bg);border:1.5px dashed var(--gold);border-radius:14px;padding:12px 14px}
.dlink b{display:block;font-size:17px;margin-bottom:4px}
.dlink p{font-size:15px;color:var(--ink-2);margin:0 0 8px}
.dlink-url{display:block;font-family:ui-monospace,Menlo,monospace;font-size:13px;color:var(--gold-ink);word-break:break-all;background:#fff;border-radius:8px;padding:8px 10px}
.dlink .btn{margin-top:10px}
.btn-danger{background:var(--red);color:#fff}
.btn-danger:active{background:#9A2F25}
.info-card{background:var(--card);border-radius:18px;padding:18px;margin-top:16px;box-shadow:0 1px 3px rgba(36,52,61,.08)}
.info-card h2{font-size:21px;font-weight:800;margin-bottom:8px}
.info-card p{font-size:17px;color:var(--ink-2)}
.info-card .btn{margin-top:12px}

/* 隱私說明 */
.tldr{background:var(--navy);color:#fff;border-radius:18px;padding:18px;margin-top:16px}
.tldr b{display:block;color:#E9D2AE;font-size:17px;margin-bottom:6px}
.tldr li{margin-left:20px;font-size:17px;line-height:1.6}
.pv{background:var(--card);border-radius:18px;padding:16px 18px;margin-top:12px;box-shadow:0 1px 3px rgba(36,52,61,.08)}
.pv h2{font-size:19px;font-weight:800;margin-bottom:6px;display:flex;gap:10px;align-items:baseline}
.pv h2 i{font-style:normal;color:var(--gold);font-size:17px}
.pv p,.pv li{font-size:17px;color:var(--ink-2)}
.pv ul{margin:4px 0 0 20px}
.pv p+p{margin-top:8px}
a.case-tile{display:block;color:inherit}
.case-tile .cap .try{display:inline-block;margin-left:4px;font-size:13px;font-weight:700;color:var(--gold-ink)}

/* 首頁「怎麼運作？」 */
.how{margin:22px 0 6px}
.how h2{margin:0;text-align:center;font-size:22px;color:var(--ink)}
.how .sub{text-align:center;color:var(--muted);font-size:14px;margin:4px 0 14px}
.how-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.how-ch{text-align:center;font-weight:700;font-size:16px;color:var(--ink)}
.how-ch small{display:block;font-weight:400;color:var(--gold);font-size:12px}
.how-c{background:#fff;border-radius:14px;padding:10px 10px;display:flex;gap:8px;align-items:center;box-shadow:0 1px 3px rgba(0,0,0,.06);font-size:15px;color:var(--ink)}
.how-c .n{font-style:normal;flex:none;width:24px;height:24px;border-radius:50%;background:var(--navy,#24475B);color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center}
.how-c b{display:block}.how-c span{color:var(--muted);font-size:12px}
.how-c.full{grid-column:1/3}.how-c.gold .n{background:var(--gold)}
.how-arrow{grid-column:1/3;text-align:center;color:#C9C4BA;font-size:12px;line-height:10px}

/* 中／英切換鈕 */
.brandbar.has-sw{display:flex;align-items:center;justify-content:space-between}
.navbar-in .sw-slot{display:flex;justify-content:flex-end}
.lang-sw{border:0;background:var(--navy);color:#fff;border-radius:999px;padding:6px 12px;min-height:34px;font:inherit;font-size:14px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:2px;letter-spacing:0}
.lang-sw b{color:#fff}.lang-sw i{font-style:normal;opacity:.5}.lang-sw span{opacity:.6;font-weight:400}
.lang-sw:active{background:var(--navy-press)}

/* 怎麼運作：可按 vs 說明 */
.how-c.go{background:var(--navy);color:#fff;position:relative;padding-right:28px;box-shadow:0 2px 6px rgba(36,71,91,.25)}
.how-c.go .n{background:#fff;color:var(--navy)}
.how-c.go span{color:#CFD8DE}
.how-c.go::after{content:"›";position:absolute;right:12px;top:50%;transform:translateY(-52%);font-size:24px;color:#fff}
.how-c.go:active{background:var(--navy-press)}
.how-c.info{background:transparent;box-shadow:none;border:1.5px dashed #D5D0C6}
.how-c.info .n{background:var(--gold)}

/* 2026-10-26 案例圖點一下放大（光鵬建議） */
.cases-grid .case-tile .pic img{cursor:zoom-in}
.case-tile .cap a.try{text-decoration:none}
.zoom{position:fixed;inset:0;z-index:1000;background:#0A0E12;display:flex;flex-direction:column;
  padding:calc(env(safe-area-inset-top,0px) + 56px) max(12px,env(safe-area-inset-right,0px)) calc(env(safe-area-inset-bottom,0px) + 16px) max(12px,env(safe-area-inset-left,0px))}
.zoom[hidden]{display:none}
.zoom-body{flex:1;min-height:0;overflow:auto;display:flex;align-items:center;justify-content:center;touch-action:pinch-zoom pan-x pan-y}
.zoom-body img{max-width:100%;max-height:100%;object-fit:contain;display:block;border-radius:8px}
.zoom-cap{color:#EDE8DF;font-size:15px;font-weight:700;text-align:center;padding-top:10px}
.zoom-x{position:absolute;top:calc(env(safe-area-inset-top,0px) + 10px);right:max(12px,env(safe-area-inset-right,0px));
  width:44px;height:44px;border-radius:50%;border:0;background:rgba(255,255,255,.16);color:#fff;font-size:20px;cursor:pointer}
.zoom-x:focus-visible{outline:3px solid #C39A61;outline-offset:2px}
.zoom-go{align-self:center;margin-top:12px;display:inline-flex;align-items:center;min-height:44px;padding:0 22px;border-radius:999px;background:#C39A61;color:#1E2B33;font-size:16px;font-weight:700;text-decoration:none}
.zoom-go[hidden]{display:none}

/* 2026-10-27 固定價方案卡片（LINE 官方帳號設定包） */
.plan-card{display:flex;gap:12px;background:var(--card);border-radius:14px;padding:12px;box-shadow:0 1px 3px rgba(36,52,61,.08)}
.plan-card .pic{flex:none;align-self:flex-start;width:96px;aspect-ratio:4/5;border-radius:10px;overflow:hidden;background:var(--grey-fill)}
.plan-card .pic img{width:100%;height:100%;object-fit:cover;display:block;cursor:zoom-in}
.plan-body{flex:1;min-width:0;display:flex;flex-direction:column}
.plan-name{font-size:18px;font-weight:800;line-height:1.3}
.plan-desc{font-size:14px;color:var(--ink-2);margin-top:2px}
.plan-price{font-size:22px;font-weight:800;color:var(--gold-ink);margin-top:4px}
.plan-btns{display:flex;gap:8px;margin-top:auto;padding-top:8px;flex-wrap:wrap}
.plan-btn{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:12px;font-size:15px;font-weight:700;border:1.5px solid var(--navy);color:var(--navy);background:#fff}
.plan-btn.line{background:#06C755;border-color:#06C755;color:#fff}
.plan-btn:active{transform:scale(.98)}

/* 2026-10-27 發案頁 LINE 類別：加 LINE 直接問 捷徑 */
.line-shortcut{background:var(--card);border:1.5px dashed var(--gold);border-radius:14px;padding:12px 14px;margin:4px 0 12px;display:flex;flex-direction:column;gap:8px}
.line-shortcut p{margin:0;font-size:15px;color:var(--ink-2)}
.line-shortcut .line-shortcut-or{font-size:13px;color:var(--muted);text-align:center}
.line-shortcut-btn{display:flex;align-items:center;justify-content:center;min-height:48px;border-radius:12px;background:#06C755;color:#fff;font-weight:700;font-size:17px}
.line-shortcut-btn:active{transform:scale(.98)}

/* 2026-10-28 設計服務區：兩欄小卡，左邊 GPT 範例小方圖（可放大），右邊整塊可按 */
.svc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.svc-tile{display:flex;align-items:center;gap:10px;background:var(--card);border-radius:14px;padding:8px;box-shadow:0 1px 3px rgba(36,52,61,.08);min-width:0}
.svc-tile .pic{flex:none;width:52px;height:52px;border-radius:10px;overflow:hidden;background:var(--grey-fill);display:flex;align-items:center;justify-content:center}
.svc-tile .pic img{width:100%;height:100%;object-fit:cover;display:block;cursor:zoom-in}
.svc-tile .pic.unwired{font-size:12px;color:var(--grey-ink)}
.svc-tile a.try{flex:1;min-width:0;min-height:52px;display:flex;align-items:center;justify-content:space-between;gap:4px;font-size:16px;font-weight:700;color:var(--ink);text-decoration:none}
.svc-tile a.try .chev{color:var(--ink-2);font-weight:400}
.svc-tile a.try:focus-visible,.svc-tile .pic img:focus-visible{outline:3px solid var(--gold);outline-offset:2px;border-radius:8px}