/* Settings page for the link-in-bio site.
   Layout: editor column + phone preview on wide screens; editor with a Preview button on phones. */
:root{
  --bg:#f3f5f5;
  --surface:#ffffff;
  --line:#dde3e3;
  --fg:#16292b;
  --muted:#5d7072;
  --accent:#0b7f86;
  --accent-soft:#e2f4f3;
  --danger:#c0392b;
  --radius:14px;
  color-scheme:light;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font:15px/1.45 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg);-webkit-font-smoothing:antialiased}
[hidden]{display:none!important}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* buttons */
.btn{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:10px 16px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;text-decoration:none;color:var(--fg);min-height:44px}
.btn:hover{border-color:#b9c6c6}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.ghost{background:transparent}
.btn.small{padding:6px 12px;min-height:36px;font-size:14px}
.btn.wide{width:100%}
.btn.danger{color:var(--danger)}
.btn.danger.armed{background:var(--danger);border-color:var(--danger);color:#fff}
.icon-btn{width:40px;height:40px;border:0;background:transparent;border-radius:10px;display:inline-grid;place-items:center;cursor:pointer;color:var(--muted)}
.icon-btn:hover{background:var(--bg);color:var(--fg)}
.icon-btn:disabled{opacity:.3;cursor:default;background:transparent}
.icon-btn svg{width:20px;height:20px}
.icon-btn.off{color:var(--danger)}

/* login */
.login{min-height:100vh;display:grid;place-items:center;padding:24px max(16px,env(safe-area-inset-right)) 24px max(16px,env(safe-area-inset-left))}
.login-card{width:100%;max-width:360px;background:var(--surface);border:1px solid var(--line);border-radius:20px;padding:28px;display:grid;gap:10px}
.login-card h1{margin:0;font-size:24px}
.login-card p{margin:0 0 6px;color:var(--muted)}

/* shell */
.top{position:sticky;top:0;z-index:5;background:var(--surface);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top)}
.top-row{display:flex;align-items:center;gap:12px;padding:10px max(16px,env(safe-area-inset-right)) 6px max(16px,env(safe-area-inset-left))}
.brand{font-size:17px}
.status{flex:1;color:var(--muted);font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.status.err{color:var(--danger)}
.tabs{display:flex;gap:4px;overflow-x:auto;padding:0 max(10px,env(safe-area-inset-right)) 0 max(10px,env(safe-area-inset-left));scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs button{border:0;background:none;padding:12px 12px 10px;font-weight:600;color:var(--muted);border-bottom:3px solid transparent;cursor:pointer;white-space:nowrap}
.tabs button[aria-selected="true"]{color:var(--accent);border-color:var(--accent)}
.layout{display:flex;justify-content:center;gap:40px;padding:20px max(16px,env(safe-area-inset-right)) 120px max(16px,env(safe-area-inset-left))}
.panel{width:100%;max-width:640px;display:grid;gap:16px;align-content:start;min-width:0}

/* preview */
.preview{position:sticky;top:120px;align-self:flex-start}
.phone{width:340px;height:700px;border-radius:44px;border:10px solid #16292b;overflow:hidden;background:#000;box-shadow:0 20px 50px rgba(22,41,43,.25)}
.phone iframe{width:100%;height:100%;border:0;display:block}
.close-preview,.preview-fab{display:none}
@media (max-width:999px){
  .preview{display:none}
  .preview-fab{display:inline-flex;position:fixed;right:max(16px,env(safe-area-inset-right));bottom:calc(16px + env(safe-area-inset-bottom));box-shadow:0 8px 24px rgba(11,127,134,.4);z-index:6}
  body.previewing .preview{display:flex;flex-direction:column;align-items:center;gap:12px;position:fixed;top:0;left:0;right:0;bottom:0;width:100%;height:100vh;height:100dvh;z-index:20;background:rgba(22,41,43,.92);padding:calc(16px + env(safe-area-inset-top)) 16px calc(16px + env(safe-area-inset-bottom))}
  body.previewing .phone{width:min(100%,390px);height:auto;flex:1 1 0;min-height:0;border-width:6px;border-radius:30px}
  body.previewing .close-preview{display:inline-flex}
  body.previewing .preview-fab{display:none}
}

/* cards & fields */
.card>*,.item>*,.grid>*{min-width:0}
.item-head>*{flex:none}
.item-head>.item-title,.item-head>.grow{flex:1}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:grid;gap:12px;min-width:0}
.card.is-hidden{opacity:.6}
.card h2,.card h3{margin:0;font-size:16px}
.section-title{font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:8px 0 -6px}
.hint{color:var(--muted);font-size:13px;margin:0}
.row{display:flex;gap:8px;align-items:center}
.row.end{justify-content:flex-end}
.grow{flex:1;min-width:0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:480px){.grid3{grid-template-columns:1fr 1fr}}
.grid{display:grid;gap:12px}
.field{display:grid;gap:4px;min-width:0}
.field>span{font-size:13px;font-weight:600;color:var(--muted)}
input[type=text],input[type=url],input[type=tel],input[type=email],input[type=password],input[type=number],select,textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 12px;background:#fff;min-height:44px}
textarea{resize:vertical;min-height:84px}
input:focus,select:focus,textarea:focus{border-color:var(--accent);outline:none;box-shadow:0 0 0 3px var(--accent-soft)}
.err{color:var(--danger);font-size:14px;margin:0;min-height:1em}

/* item rows (links, listings) */
.item{border:1px solid var(--line);border-radius:12px;padding:12px;display:grid;gap:10px;background:#fbfcfc}
.item.is-hidden{opacity:.55}
.item-head{display:flex;align-items:center;gap:4px}
.item-title{flex:1;min-width:0;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;border:0;background:none;text-align:left;padding:8px 4px;cursor:pointer}
.item-title small{display:block;font-weight:400;color:var(--muted)}
.thumb{width:56px;height:56px;border-radius:10px;object-fit:cover;background:var(--accent-soft);flex:none;display:grid;place-items:center;color:var(--accent)}
.thumb svg{width:26px;height:26px}
.photo-row{display:flex;gap:12px;align-items:center}
.photo-row img,.photo-row .thumb{width:96px;height:72px;border-radius:10px;object-fit:cover}
.photo-row .round{width:72px;height:72px;border-radius:50%}

/* choice tiles */
.choices{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}
.choice{border:2px solid var(--line);border-radius:12px;background:#fff;padding:10px;cursor:pointer;display:grid;gap:8px;justify-items:center;font-weight:600;font-size:14px;text-align:center}
.choice[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
.swatch{width:100%;height:56px;border-radius:8px}
.mini{width:70px;height:56px;display:grid;gap:4px;align-content:center}
.mini i{display:block;background:#b9d8d6;border-radius:3px}
.color-row{display:flex;gap:12px;flex-wrap:wrap}
.color-row label{display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px}
input[type=color]{width:48px;height:40px;border:1px solid var(--line);border-radius:8px;padding:2px;background:#fff}
.toggle{display:flex;align-items:center;gap:10px;font-weight:600;cursor:pointer}
.toggle input{width:22px;height:22px;accent-color:var(--accent)}
.toast{position:fixed;left:50%;bottom:calc(84px + env(safe-area-inset-bottom));transform:translateX(-50%);background:var(--fg);color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;z-index:30;opacity:0;transition:opacity .2s;pointer-events:none}
.toast.show{opacity:1}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* AI assistant sheet */
.sheet{position:fixed;inset:0;z-index:40;background:rgba(22,41,43,.55);display:flex;align-items:flex-end;justify-content:center;padding:max(12px,env(safe-area-inset-top)) max(0px,env(safe-area-inset-right)) 0 max(0px,env(safe-area-inset-left))}
@media (min-width:720px){.sheet{align-items:center;padding:24px}}
.sheet-card{background:var(--surface);width:100%;max-width:880px;max-height:100%;overflow:auto;border-radius:20px 20px 0 0;padding:18px max(16px,env(safe-area-inset-right)) calc(18px + env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));display:grid;gap:14px}
@media (min-width:720px){.sheet-card{border-radius:20px;padding:24px}}
.sheet-head{display:flex;align-items:center;gap:8px}
.sheet-head h2{flex:1;margin:0;font-size:19px}
.sheet-head .icon-btn{font-size:26px;line-height:1}
.ai-step{display:grid;gap:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1px solid var(--line);background:var(--bg);border-radius:999px;padding:8px 12px;font-size:13px;cursor:pointer;text-align:left}
.chip:hover{border-color:var(--accent)}
.ai-note{margin:0;padding:12px 14px;background:var(--accent-soft);border-radius:12px;font-size:15px}
.steps{margin:0;padding-left:22px;display:grid;gap:10px;font-size:15px}
.steps li{padding-left:4px}
.steps .btn{margin-left:6px;vertical-align:middle}
.sr-copy{position:fixed;left:-9999px;top:0;width:1px;height:1px;opacity:0}
.ba{display:grid;grid-template-columns:1fr 1fr;gap:16px;justify-items:center}
.ba figure{margin:0;display:grid;gap:6px;justify-items:center;min-width:0;width:100%}
.ba figcaption{font-weight:700;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.phone.sm{width:100%;max-width:300px;height:560px;border-width:7px;border-radius:30px}
.ba-toggle{display:none}
@media (max-width:719px){
  .ba{grid-template-columns:1fr}
  .ba figcaption{display:none}
  .ba figure:not(.on){display:none}
  .phone.sm{height:min(62vh,560px)}
  .ba-toggle{display:flex;background:var(--bg);border-radius:999px;padding:4px;gap:4px}
  .ba-toggle button{flex:1;border:0;background:none;border-radius:999px;padding:10px;font-weight:700;cursor:pointer;color:var(--muted)}
  .ba-toggle button[aria-selected="true"]{background:var(--surface);color:var(--accent);box-shadow:0 1px 4px rgba(0,0,0,.12)}
}
.row.wrap{flex-wrap:wrap}
.ai-busy{grid-template-columns:auto 1fr;align-items:center;padding:24px 4px}
.ai-busy p{margin:0}
.spinner{width:36px;height:36px;border-radius:50%;border:4px solid var(--accent-soft);border-top-color:var(--accent);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion:reduce){.spinner{animation-duration:3s}}
#aiFullPreview{justify-self:start}