/* Stone customization styles — layered after styles.css.
   Drives: dynamic accent (set by JS on <html>), light theme, grid column
   count (from --cards), and the Settings drawer UI. */

/* light theme */
html[data-theme="light"]{
  --bg:#f7f7f8; --surface:#ffffff; --surface-2:#ececef; --card:#ffffff;
  --text:#111; --muted:#555; --dim:#8a8a8a; --accent-2:#222;
  --chip:#ececef; --chip-hover:#dcdce0; --chip-on:#111; --chip-on-tx:#fff;
  --shadow:0 4px 14px rgba(0,0,0,.14);
}
html[data-theme="light"] .appbar{background:rgba(247,247,248,.95);border-bottom-color:#e0e0e0}
html[data-theme="light"] .appbar .search input{background:#fff;border-color:#e0e0e0;color:var(--text)}
html[data-theme="light"] .appbar .search-btn{background:#e5e5e9}
html[data-theme="light"] .footer{border-top-color:#e0e0e0}
html[data-theme="light"] .card-upnext{border:1px solid #ececef}
html[data-theme="light"] .card-upnext-thumb,html[data-theme="light"] .card-thumb{box-shadow:none}

/* grid: column count is computed per-width by JS into --grid-cols
   (clamped between a 2-column phone minimum and the user's cardsPerRow).
   CSS fallback chain: --grid-cols -> --cards (settings) -> 6. */
.grid{grid-template-columns:repeat(var(--grid-cols, var(--cards, 6)), minmax(0,1fr))}

/* ---------- Settings drawer ---------- */
.no-scroll{overflow:hidden}
#settingsBackdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:90}
#settingsBackdrop[hidden]{display:none}
#settingsDrawer{
  position:fixed;top:0;right:0;bottom:0;width:min(440px,92vw);z-index:100;
  background:var(--surface);border-left:1px solid var(--surface-2);
  box-shadow:-8px 0 30px rgba(0,0,0,.35);display:flex;flex-direction:column;
  color:var(--text);overflow-y:auto;overflow-x:hidden;
}
#settingsDrawer[hidden]{display:none!important}
.sd-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--surface-2);position:sticky;top:0;background:var(--surface);z-index:2}
.sd-head h2{font-size:17px;margin:0}
.sd-close{width:32px;height:32px;border-radius:50%;border:0;background:var(--surface-2);color:var(--text);cursor:pointer;font-size:15px}
.sd-close:hover{background:var(--chip-hover)}
/* Larger close tap target on touch devices (44px min) */
@media (max-width:640px){
  .sd-close{width:44px;height:44px;font-size:18px}
  .sd-tabs .sd-tab{padding:10px 14px}
}
/* Optional: hide the persistent top bar + category chips */
body.hide-bars .appbar, body.hide-bars .chips{display:none}
/* Settings FAB only shows when the bars (and their gear button) are hidden */
body:not(.hide-bars) #settingsFab{display:none}
/* when both FABs show (bars hidden), stack the chat button above the gear */
body.hide-bars #chatFab{bottom:calc(70px + env(safe-area-inset-bottom))}
.sd-tabs{display:flex;gap:4px;padding:10px 14px;border-bottom:1px solid var(--surface-2);position:sticky;top:52px;background:var(--surface);z-index:2}
.sd-tab{flex:1;padding:8px 4px;border:0;border-radius:8px;background:transparent;color:var(--muted);cursor:pointer;font-size:14px}
.sd-tab.on{background:var(--accent);color:#fff;font-weight:600}
.sd-panel{padding:16px;flex:1}
.sd-panel,.addrow,.vrow,.catrow{min-width:0}
.fld{display:flex;flex-direction:column;gap:5px;margin-bottom:14px}
.fld .lbl{font-size:12px;color:var(--muted);letter-spacing:.2px}
.fld input,.fld select{height:38px;padding:0 10px;border:1px solid var(--surface-2);border-radius:8px;background:var(--surface-2);color:var(--text);font-size:14px;outline:none}
.fld input:focus,.fld select:focus{border-color:var(--accent)}
.fld input[type="color"]{height:38px;padding:2px;width:64px;cursor:pointer;background:var(--surface-2)}
.chk{display:flex;align-items:center;gap:8px;margin-bottom:10px;cursor:pointer;font-size:14px}
.chk input{width:18px;height:18px;accent-color:var(--accent);cursor:pointer}
.sd-hint{color:var(--muted);font-size:13px;margin:8px 0}

/* category rows */
.catrow{display:grid;grid-template-columns:70px minmax(0,1fr) minmax(0,1fr) 24px 24px 24px 26px;gap:5px;align-items:center;margin-bottom:8px;padding:8px;border:1px solid var(--surface-2);border-radius:10px}
.catkey{font-family:ui-monospace,monospace;font-size:11px;color:var(--dim)}
.catrow input{height:34px;padding:0 8px;border:1px solid var(--surface-2);border-radius:7px;background:var(--surface-2);color:var(--text);font-size:13px;outline:none}
.catrow input[maxlength="2"]{text-align:center;width:100%}

/* video rows */
.vrow{display:grid;grid-template-columns:20px minmax(0,1.5fr) minmax(0,.9fr) 30px 24px 24px 26px;gap:5px;align-items:center;margin-bottom:7px}
.vrow .vtag:empty{border:1px dashed var(--surface-2);border-radius:5px;opacity:.4;text-align:center;font-size:10px}
.vrow .vtag:empty::before{content:"線上"}
.vno{color:var(--dim);font-size:12px;text-align:center}
.vrow input{height:32px;padding:0 8px;border:1px solid var(--surface-2);border-radius:7px;background:var(--surface-2);color:var(--text);font-size:13px;outline:none}
.vtag{font-size:11px;background:var(--surface-2);color:var(--muted);padding:2px 6px;border-radius:5px;white-space:nowrap}
.arrow,.catrow .arrow{width:26px;height:30px;border:1px solid var(--surface-2);border-radius:6px;background:transparent;color:var(--text);cursor:pointer}
.rm{width:28px;height:30px;border:1px solid #ff4d4d;border-radius:6px;background:transparent;color:#ff6b6b;cursor:pointer;font-size:12px}
.rm:hover{background:#ff4d4d;color:#fff}
.addrow{display:flex;gap:8px;align-items:center;margin-top:12px;padding-top:12px;border-top:1px dashed var(--surface-2)}
.addrow input[type=text]{flex:1;height:36px;padding:0 10px;border:1px solid var(--surface-2);border-radius:8px;background:var(--surface-2);color:var(--text);outline:none}
.addrow input[type=file]{display:none}
.sd-add,.sd-add-sm{height:36px;padding:0 12px;border:0;border-radius:8px;background:var(--accent);color:#fff;cursor:pointer;font-size:13px;white-space:nowrap}
.sd-add{width:100%;margin-top:10px}
.sd-add-sm:hover{filter:brightness(1.1)}
.adl{font-size:13px;color:var(--muted);white-space:nowrap}

.sd-foot{display:flex;gap:10px;padding:14px 16px;border-top:1px solid var(--surface-2);position:sticky;bottom:0;background:var(--surface)}
.sd-save{flex:1;height:42px;border:0;border-radius:10px;background:var(--accent);color:#fff;font-size:15px;font-weight:600;cursor:pointer}
.sd-save:hover{filter:brightness(1.08)}
.sd-cancel{height:42px;padding:0 18px;border-radius:10px;border:1px solid var(--surface-2);background:transparent;color:var(--text);cursor:pointer}

.save-toast{position:fixed;left:50%;bottom:calc(28px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:120;background:#12b76a;color:#fff;padding:10px 18px;border-radius:10px;box-shadow:0 6px 20px rgba(0,0,0,.3);font-size:14px;max-width:92vw}
.save-toast.err{background:#e03131}

/* ---------- phone: settings drawer becomes a bottom sheet ---------- */
@media (max-width:640px){
  #settingsDrawer{
    top:auto;left:0;right:0;bottom:0;width:100%;max-height:88dvh;
    border-radius:18px 18px 0 0;border-left:0;border-top:1px solid var(--surface-2);
    box-shadow:0 -8px 30px rgba(0,0,0,.4);padding-bottom:env(safe-area-inset-bottom,0px);
  }
  #settingsDrawer::before{ /* grab handle (above the sticky head, visible) */
    content:"";position:absolute;top:8px;left:50%;transform:translateX(-50%);
    width:48px;height:5px;border-radius:5px;background:var(--dim);z-index:4;
  }
  .sd-head{top:0;min-height:52px;padding:0 8px 0 16px}
  .sd-tabs{top:52px;padding:8px 12px}
  .sd-panel{padding:14px}
}