/* ─────────────────────────────────────────────────────────────────────────────
   PTAI — Design System  (Loan-Origination visual language, PTAI functionality)
   Token-based dark theme. Override tokens in :root to re-brand.

   COLOR TOKENS
   --bg-0        #0d0f14   deepest background (body/shell)
   --bg-1        #13161d   card background
   --bg-2        #1a1e27   elevated card / input bg
   --bg-3        #232838   hover / subtle highlight
   --bg-4        #2d3347   borders, dividers
   --text-0      #f0f2f7   primary text
   --text-1      #c4c9d8   secondary text
   --text-2      #8990a8   muted / labels
   --text-3      #5a6077   very muted / placeholders
   --blue        #4d8df5   primary accent
   --blue-dim    #1d3a6b
   --teal        #2cc4b0   success / ok
   --teal-dim    #113f3b
   --amber       #f5a623   warning
   --amber-dim   #5a3900
   --red         #f55050   error
   --red-dim     #4a1616
   --green       #4ecb6e   complete
   --green-dim   #133321
   ───────────────────────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-0:       #0d0f14;
  --bg-1:       #13161d;
  --bg-2:       #1a1e27;
  --bg-3:       #232838;
  --bg-4:       #2d3347;
  --text-0:     #f0f2f7;
  --text-1:     #c4c9d8;
  --text-2:     #8990a8;
  --text-3:     #5a6077;
  --blue:       #4d8df5;
  --blue-dim:   #1d3a6b;
  --teal:       #2cc4b0;
  --teal-dim:   #113f3b;
  --amber:      #f5a623;
  --amber-dim:  #5a3900;
  --red:        #f55050;
  --red-dim:    #4a1616;
  --green:      #4ecb6e;
  --green-dim:  #133321;
  --border:     #2d3347;
  --border-hi:  #3d4460;
  --radius:     6px;
  --radius-lg:  12px;
  --sans:       'Inter', system-ui, sans-serif;
  --mono:       'JetBrains Mono', 'Fira Mono', monospace;
  --shadow:     0 2px 12px rgba(0,0,0,.4);
  --shadow-lg:  0 8px 32px rgba(0,0,0,.6);
  --shadow-sm:  0 1px 3px rgba(0,0,0,.35);

  /* Console media bar */
  --media-btn-size: 42px;
  --teal-border:    rgba(44,196,176,.28);
  --teal-glow:      rgba(44,196,176,.12);

  /* Legacy PTAI aliases mapped to new tokens so existing JS/HTML refs work */
  --bg:         var(--bg-0);
  --fg:         var(--text-0);
  --mut:        var(--text-2);
  --card:       var(--bg-1);
  --chip:       var(--bg-3);
  --pri:        var(--blue);
  --pri2:       #3a72d4;
  --ok:         var(--teal);
  --warn:       var(--amber);
  --br:         var(--radius-lg);
  --card-bg:    linear-gradient(135deg, var(--bg-2) 0%, #1d2235 100%);
  --card-border: var(--border);
  --card-radius: var(--radius-lg);
  --stat-bg:    rgba(255,255,255,0.04);
  --stat-border: rgba(255,255,255,0.06);
}

html, body {
  height: 100%;
  background: var(--bg-0);
  color: var(--text-0);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-text-size-adjust: 100%;
}

/* ── Layout ──────────────────────────────────────────────────────────────── */
.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 14px;
}

/* Breadcrumbs */
.crumbs {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: .75rem;
  font-size: .75rem;
  color: var(--text-2);
}
.crumb-link {
  color: var(--blue);
  text-decoration: none;
  font-weight: 500;
}
.crumb-link:hover { text-decoration: underline; }
.crumb-sep {
  margin: 0 .5rem;
  color: var(--text-3);
}
.crumb-item { color: var(--text-2); }

/* ── App Header — BriefCast style ──────────────────────────────────────── */
.ptai-app-header {
  margin-bottom: 1rem;
}
.ptai-app-label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: .3rem;
}
.ptai-app-title {
  margin: 0 0 .25rem;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-0);
  line-height: 1.1;
}
.ptai-app-sub {
  margin: 0;
  font-size: .9rem;
  color: var(--text-2);
  font-weight: 400;
}

.badge.dev   { background: var(--blue-dim); color: var(--blue); }
.badge.debug { background: #42334f; color: #e5b9ff; cursor: pointer; }

h3 {
  margin: 0 0 12px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-1);
}

/* ── Tabs — always single swipeable row ──────────────────────────────────── */
/* ── Nav Tab Bar — underline style (C-28 canonical) ── */
.tabs {
  display: flex !important;
  flex-wrap: nowrap !important;
  overflow-x: auto !important;
  overflow-y: hidden !important;
  white-space: nowrap !important;
  -webkit-overflow-scrolling: touch !important;
  gap: 0;
  padding-bottom: 0;
  scrollbar-width: none;
  margin-top: 6px;
  border-bottom: 1px solid var(--border);
}
.tabs::-webkit-scrollbar { display: none !important; }

.tab {
  flex: 0 0 auto !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  background: transparent;
  color: var(--text-2);
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: .55rem 1rem;
  margin-bottom: -1px;
  cursor: pointer;
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .01em;
  min-height: 40px;
  transition: color .15s, border-bottom-color .15s;
}
.tab:hover  { color: var(--text-0); border-bottom-color: var(--border-hi); background: transparent; }
.tab.active { color: var(--text-0); border-bottom-color: var(--blue); font-weight: 600; }

.panel { display: none; margin-top: 14px; }
.panel.active { display: block; }

/* ── Cards ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.1rem;
  margin-bottom: 12px;
}
.muted { color: var(--text-2); font-size: .85rem; }

/* ── Forms ───────────────────────────────────────────────────────────────── */
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.grid.compact { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid .full   { grid-column: 1 / -1; }

label {
  display: block;
  margin-bottom: 4px;
  color: var(--text-2);
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .03em;
}

input, select, textarea {
  width: 100%;
  background: var(--bg-2);
  color: var(--text-0);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: .55rem .75rem;
  font-size: .9rem;
  font-family: var(--sans);
  transition: border-color .15s, background .15s;
}
input::placeholder, textarea::placeholder { color: var(--text-3); }
select[multiple] { height: 120px; }

input:focus, select:focus, textarea:focus {
  border-color: var(--blue);
  outline: none;
  background: var(--bg-3);
  box-shadow: 0 0 0 2px rgba(77,141,245,.15);
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
  align-items: center;
}

.btn {
  background: var(--bg-3);
  color: var(--text-1);
  border: 1px solid var(--border-hi);
  border-radius: var(--radius);
  padding: .5rem .9rem;
  cursor: pointer;
  font-size: .875rem;
  font-family: var(--sans);
  font-weight: 600;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: opacity .15s, background .15s, transform .1s;
}
.btn:hover    { background: var(--bg-4); }
.btn:active   { transform: scale(.98); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-sm  { padding: .4rem .75rem; font-size: .8rem; min-height: 36px; }
.btn.primary  { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn.primary:hover { opacity: .88; }
.btn.warn     { background: var(--red-dim); border-color: var(--red); color: var(--red); }
.btn.icon     { width: 40px; padding-inline: 0; }

/* ── Feedback ────────────────────────────────────────────────────────────── */
.ok   { color: var(--teal); font-size: .85rem; }
.note { color: var(--amber); font-size: .85rem; }

/* ── Notice banners ──────────────────────────────────────────────────────── */
#skillbot-guest-banner, #skillbot-t2-banner {
  background: var(--red-dim) !important;
  border-color: var(--red) !important;
  border-radius: var(--radius) !important;
}

/* ── History Controls ────────────────────────────────────────────────────── */
.history-controls {
  margin: 10px 0;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

/* Days filter pill */
.days-filter {
  display: flex;
  align-items: center;
  gap: 5px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 4px 10px;
}
.days-filter label {
  display: inline;
  margin: 0;
  font-size: .78rem;
  color: var(--text-2);
  white-space: nowrap;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
}
.days-filter input {
  width: 46px;
  padding: 2px 4px;
  font-size: .85rem;
  font-weight: 600;
  color: var(--blue);
  background: transparent;
  border: none;
  border-radius: 0;
  text-align: center;
}
.days-filter input:focus { box-shadow: none; border: none; outline: none; color: var(--text-0); }

/* Empty state */
.ptai-empty-state {
  text-align: center;
  color: var(--text-3);
  padding: 24px 16px;
  font-size: .85rem;
  font-style: italic;
  border: 1px dashed var(--border-hi);
  border-radius: var(--radius);
}

/* ── Animations ──────────────────────────────────────────────────────────── */
.spin {
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,.15);
  border-top-color: #fff;
  border-radius: 50%;
  display: inline-block;
  animation: rot 1s linear infinite;
}
@keyframes rot { to { transform: rotate(360deg); } }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* ═══════════════════════════════════════════════════════════════════════════
   CARD-BASED HISTORY SYSTEM  (mobile-first, replaces horizontal tables)
   ═══════════════════════════════════════════════════════════════════════════ */

.ptai-card-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: 65vh;
  overflow-y: auto;
  padding: 4px 2px;
  scrollbar-width: thin;
  scrollbar-color: var(--bg-4) transparent;
  -webkit-overflow-scrolling: touch;
}
.ptai-card-list::-webkit-scrollbar       { width: 4px; }
.ptai-card-list::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 4px; }

/* ── Routine Row Card ────────────────────────────────────────────────────── */
.ptai-row-card {
  position: relative;
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--card-radius);
  padding: 12px 14px;
  cursor: pointer;
  transition: border-color .2s, transform .15s, box-shadow .2s;
  user-select: none;
  touch-action: pan-y;
}
.ptai-row-card:active        { transform: scale(.99); }
.ptai-row-card:hover         { border-color: var(--blue); box-shadow: 0 0 0 1px rgba(77,141,245,.2); }
.ptai-row-card.draft-card    { border-left: 3px solid var(--teal); background: linear-gradient(135deg,#0d2318 0%,#132a1e 100%); }
.ptai-row-card.selected-card { border-color: var(--blue); box-shadow: 0 0 0 2px rgba(77,141,245,.3); }
.ptai-row-card.swiping       { transition: none; }
.ptai-row-card.swipe-left    { transform: translateX(-100%); opacity: 0; transition: transform .3s ease, opacity .3s ease; }

/* Card header */
.ptai-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}
.ptai-card-check { flex-shrink: 0; width: 18px; height: 18px; cursor: pointer; accent-color: var(--blue); }
.ptai-card-date  { font-size: .72rem; color: var(--text-3); font-variant-numeric: tabular-nums; letter-spacing: .02em; white-space: nowrap; }
.ptai-card-label { flex: 1; font-size: .82rem; font-weight: 600; color: var(--text-2); text-transform: uppercase; letter-spacing: .06em; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ptai-expand-ico { margin-left: auto; color: var(--text-3); font-size: .8rem; transition: transform .2s; flex-shrink: 0; }
.ptai-row-card.expanded .ptai-expand-ico { transform: rotate(180deg); }

/* Badge pills */
.ptai-card-badge { font-size: .68rem; padding: 2px 8px; border-radius: 20px; font-weight: 600; letter-spacing: .05em; white-space: nowrap; flex-shrink: 0; }
.badge-upper  { background: var(--blue-dim);              color: var(--blue);  border: 1px solid rgba(77,141,245,.3); }
.badge-lower  { background: var(--teal-dim);              color: var(--teal);  border: 1px solid rgba(44,196,176,.25); }
.badge-full   { background: rgba(168,85,247,.12);         color: #c084fc;      border: 1px solid rgba(168,85,247,.25); }
.badge-core   { background: var(--amber-dim);             color: var(--amber); border: 1px solid rgba(245,166,35,.25); }
.badge-cardio { background: var(--red-dim);               color: var(--red);   border: 1px solid rgba(245,80,80,.25); }

/* Exercise name */
.ptai-card-exercise { font-size: 1rem; font-weight: 600; color: var(--text-0); margin-bottom: 8px; display: none; align-items: center; gap: 8px; }
.ptai-row-card.expanded .ptai-card-exercise { display: flex; }

/* Stats row */
.ptai-card-stats { display: none; gap: 8px; flex-wrap: wrap; margin-bottom: 6px; }
.ptai-row-card.expanded .ptai-card-stats { display: flex; }

.ptai-stat {
  display: flex; flex-direction: column; align-items: center;
  background: var(--stat-bg);
  border-radius: 8px; padding: 6px 12px; min-width: 52px;
  border: 1px solid var(--stat-border); flex: 1 1 auto;
}
.ptai-stat-val                      { font-size: 1rem; font-weight: 700; color: var(--text-0); line-height: 1; font-variant-numeric: tabular-nums; }
.ptai-stat-lbl                      { font-size: .6rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .08em; margin-top: 2px; }
.ptai-stat.highlight .ptai-stat-val { color: var(--blue); }

/* Expanded extras */
.ptai-card-body-extra { display: none; margin-top: 8px; padding-top: 8px; border-top: 1px solid rgba(255,255,255,.05); }
.ptai-row-card.expanded .ptai-card-body-extra { display: block; }
.ptai-card-notes { font-size: .78rem; color: var(--text-3); font-style: italic; margin-top: 6px; border-top: 1px solid rgba(255,255,255,.05); padding-top: 6px; }

.ptai-notes-textarea {
  width: 100%; background: var(--bg-2); color: var(--text-0);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 6px 8px; font-size: .82rem; resize: vertical; min-height: 54px; margin-top: 6px;
}
.ptai-notes-textarea:focus { border-color: var(--blue); outline: none; }

/* Swipe delete visual */
.ptai-swipe-hint {
  position: absolute; right: 0; top: 0; bottom: 0; width: 60px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(to left,rgba(245,80,80,.7),transparent);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  opacity: 0; transition: opacity .2s; pointer-events: none; font-size: 1.2rem;
}
.ptai-row-card.swipe-reveal .ptai-swipe-hint { opacity: 1; }

/* Inline editable */
.ptai-editable { cursor: pointer; padding: 1px 4px; border-radius: 4px; transition: background .15s; display: inline-block; min-width: 24px; }
.ptai-editable:hover { background: rgba(77,141,245,.15); outline: 1px dashed rgba(77,141,245,.5); }
.ptai-editable:has(input) { background: rgba(77,141,245,.08); }
.ptai-edit-input {
  background: var(--bg-2); color: var(--text-0);
  border: 1px solid var(--blue); border-radius: 4px;
  padding: 2px 6px; font-size: inherit; font-weight: inherit; width: auto; max-width: 120px;
}

.ptai-list-hint { font-size: .68rem; color: var(--text-3); text-align: center; padding: 4px 0 0; letter-spacing: .05em; }

/* ── Progress Cards ──────────────────────────────────────────────────────── */
.ptai-pg-card {
  display: flex; align-items: center; gap: 12px;
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 10px 14px;
  transition: border-color .2s; flex-wrap: wrap;
}
.ptai-pg-card:hover { border-color: var(--blue); }
.ptai-pg-date  { font-size: .72rem; color: var(--text-3); min-width: 76px; white-space: nowrap; }
.ptai-pg-stats { display: flex; gap: 14px; flex: 1; flex-wrap: wrap; align-items: baseline; }
.ptai-pg-stat  { display: flex; gap: 4px; align-items: baseline; }
.ptai-pg-val   { font-size: .95rem; font-weight: 700; color: var(--text-0); }
.ptai-pg-unit  { font-size: .65rem; color: var(--text-3); }
.ptai-pg-note  { font-size: .72rem; color: var(--text-3); font-style: italic; width: 100%; margin-top: 4px; overflow: hidden; text-overflow: ellipsis; }

/* ── Goals Cards ─────────────────────────────────────────────────────────── */
.ptai-gl-card {
  display: flex; flex-direction: column; gap: 6px;
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 10px 14px; transition: border-color .2s;
}
.ptai-gl-card:hover  { border-color: var(--teal); }
.ptai-gl-header      { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.ptai-gl-target      { font-size: 1rem; font-weight: 700; color: var(--teal); }
.ptai-gl-deadline    { font-size: .72rem; color: var(--text-3); margin-left: auto; white-space: nowrap; }
.ptai-gl-meta        { font-size: .75rem; color: var(--text-2); }

/* ── OLD TABLE SYSTEM — hidden ───────────────────────────────────────────── */
.table-scroll { display: none !important; }
tr.draft-row  { display: none; }

/* ── Collapsible Sections ────────────────────────────────────────────────── */
.ptai-collapsible-hdr {
  display: flex; align-items: center; justify-content: space-between;
  cursor: pointer; padding: 10px 14px;
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius); margin-bottom: 2px; user-select: none;
}
.ptai-collapsible-hdr:hover { background: var(--bg-3); }
.ptai-collapsible-hdr .ptai-coll-ico { color: var(--text-3); font-size: .8rem; transition: transform .2s; }
.ptai-collapsible-hdr.open .ptai-coll-ico { transform: rotate(180deg); }
.ptai-collapsible-body      { display: none; padding: 12px 0 4px; }
.ptai-collapsible-body.open { display: block; }

/* ── Routines Form ───────────────────────────────────────────────────────── */
#rt.rt-form   { display: flex; flex-direction: column; gap: 8px; }
.rt-row-main  { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-end; }
.rt-cell      { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.rt-cell-id       { flex: 0 0 70px; max-width: 80px; }
.rt-cell-date     { flex: 0 0 150px; max-width: 170px; }
.rt-cell-label    { flex: 1 1 200px; }
.rt-cell-body     { flex: 0 0 160px; max-width: 190px; }
.rt-cell-ex       { flex: 1 1 220px; }
.rt-cell-weight   { flex: 0 0 80px; max-width: 90px; }
.rt-cell-reps     { flex: 0 0 70px; max-width: 80px; }
.rt-cell-sets     { flex: 0 0 70px; max-width: 80px; }
.rt-cell-duration { flex: 0 0 170px; max-width: 190px; }
.rt-duration-wrap { display: flex; align-items: flex-end; gap: 6px; }
.rt-row-buttons   { display: flex; gap: 4px; }
.rt-row-buttons .btn.icon { width: 34px; padding-inline: 0; }
.rt-row-actions   { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.rt-row-actions .btn { flex: 0 0 auto; }
.rt-row-actions #rt-q { flex: 1 1 180px; min-width: 160px; }
#rt .rt-notes     { min-height: 64px; max-height: 220px; }
.rt-notes {
  width: 100%; min-height: 80px; max-height: 320px; resize: vertical;
  line-height: 1.4; padding: 6px 8px;
  border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--bg-2); color: var(--text-0);
}

/* ── Console — Restaurant-pattern layout (SAD canonical) ─────────────────── */
.ptai-hidden { display: none !important; }

/* Chat log */
#chatlog {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 14px;
  min-height: 150px; max-height: 300px; overflow-y: auto;
  display: flex; flex-direction: column; gap: 8px; font-size: .82rem;
}
#chatlog::-webkit-scrollbar       { width: 6px; }
#chatlog::-webkit-scrollbar-track { background: transparent; }
#chatlog::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 99px; }
.chatlog { display: flex; flex-direction: column; gap: 8px; }

/* Chat bubbles */
.bubble {
  max-width: 90%; padding: .4rem .75rem; border-radius: 14px;
  line-height: 1.45; word-wrap: break-word; white-space: pre-wrap;
}
#chatlog, #chatlog .bubble, #chatInput { font-family: var(--sans); font-size: 13px; line-height: 1.5; }
#chatlog .bubble.ai { font-weight: 400; }
#chatlog .bubble.me { font-weight: 500; }
.bubble.me {
  align-self: flex-end;
  background: var(--blue-dim); color: var(--text-0);
  border: 1px solid var(--blue); border-radius: 14px 14px 4px 14px;
}
.bubble.ai {
  align-self: flex-start;
  background: var(--bg-1); color: var(--text-0);
  border-radius: 14px 14px 14px 4px; border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.bubble.system {
  align-self: center; color: var(--text-3); font-style: italic;
  font-size: .75rem; border: none; background: none; padding: 2px 0;
}
#chatlog .actions { justify-content: flex-start; padding: 4px 0; }

/* Chat input form */
#chatForm { display: flex; gap: 8px; margin-top: 8px; align-items: center; }
#chatInput {
  flex: 1; background: var(--bg-1); color: var(--text-0);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 10px 14px; font-family: var(--sans); font-size: .9rem;
  box-shadow: var(--shadow-sm); transition: border-color .15s, box-shadow .15s;
  min-height: 44px;
}
#chatInput::placeholder { color: var(--text-3); opacity: 1; }
#chatInput:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px var(--teal-glow); }

/* Send icon button */
#sendBtn {
  width: 44px; height: 44px; min-width: 44px; padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--teal); border: none; border-radius: 10px; cursor: pointer;
  color: #0a1a18; flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(44,196,176,.25); transition: filter .15s;
}
#sendBtn:hover { filter: brightness(1.1); }
#sendBtn svg { pointer-events: none; }

/* Media toolbar */
.ptai-media-bar {
  display: flex; align-items: center; gap: 6px; margin-top: 10px; flex-wrap: wrap;
}
.ptai-media-btn {
  width: var(--media-btn-size); height: var(--media-btn-size);
  min-width: var(--media-btn-size); padding: 0;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 10px; flex-shrink: 0; cursor: pointer;
  color: var(--text-2); border: 1px solid var(--border);
  background: var(--bg-1); box-shadow: var(--shadow-sm);
  transition: color .15s, border-color .15s, background .15s;
}
.ptai-media-btn svg { pointer-events: none; }
.ptai-media-btn:hover { color: var(--teal); border-color: var(--teal-border); background: var(--teal-dim); }
.ptai-media-btn.is-active-voice { color: var(--teal); border-color: var(--teal-border); background: var(--teal-dim); }
.ptai-media-btn.is-active-stop  { color: var(--red); border-color: rgba(245,80,80,.3); background: rgba(245,80,80,.07); }
.ptai-media-btn.is-muted        { color: var(--amber); border-color: rgba(245,166,35,.3); background: rgba(245,166,35,.07); }
.ptai-media-divider { width: 1px; height: 24px; background: var(--border); margin: 0 2px; flex-shrink: 0; }

/* Animated VAD dots bar */
.ptai-vad-bar {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 14px; background: var(--bg-2);
  border: 1px solid var(--teal-border); border-radius: 10px; width: fit-content;
}
.ptai-vad-dot {
  width: 4px; height: 16px; border-radius: 2px;
  background: var(--teal); opacity: .3; transform-origin: center bottom;
}
.ptai-vad-bar.is-speaking .ptai-vad-dot:nth-child(1) { animation: ptai-vad .8s ease-in-out infinite 0s; }
.ptai-vad-bar.is-speaking .ptai-vad-dot:nth-child(2) { animation: ptai-vad .8s ease-in-out infinite .1s; }
.ptai-vad-bar.is-speaking .ptai-vad-dot:nth-child(3) { animation: ptai-vad .8s ease-in-out infinite .2s; }
.ptai-vad-bar.is-speaking .ptai-vad-dot:nth-child(4) { animation: ptai-vad .8s ease-in-out infinite .1s; }
.ptai-vad-bar.is-speaking .ptai-vad-dot:nth-child(5) { animation: ptai-vad .8s ease-in-out infinite 0s; }
@keyframes ptai-vad { 0%,100%{height:4px;opacity:.2} 50%{height:20px;opacity:1} }
.ptai-vad-label { font-size: .75rem; color: var(--teal); margin-left: 6px; font-family: var(--mono); }

/* VAD fill bar (thin line below media bar) */
#ptaiVadFill {
  display: none; /* removed from media bar — kept hidden so JS references don't error */
}

/* Token / session note row */
.ptai-token-bar { font-size: .75rem; color: var(--text-3); padding: 3px 0; margin: 0; }
.ptai-sess-note { font-size: .75rem; color: var(--text-3); }

/* "Try saying" panel */
.ptai-try-saying-panel {
  margin-top: 10px; border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; background: var(--bg-2);
}
.ptai-try-saying-toggle {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; background: none; border: none; cursor: pointer;
  font-family: var(--sans); font-size: .85rem; font-weight: 600;
  color: var(--text-1); text-align: left;
}
.ptai-try-saying-toggle:hover { background: var(--bg-3); }
.ptai-chevron { transition: transform .2s; flex-shrink: 0; }
.ptai-try-saying-panel.is-open .ptai-chevron { transform: rotate(180deg); }
.ptai-try-saying-body { padding: 0 14px 12px; }
.ptai-voice-hints { display: flex; flex-direction: column; gap: 6px; padding-top: 6px; }
.ptai-voice-hint {
  padding: 7px 12px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--bg-1); color: var(--text-1); font-size: .82rem;
  cursor: pointer; transition: background .15s, border-color .15s;
}
.ptai-voice-hint:hover { background: var(--teal-dim); border-color: var(--teal-border); color: var(--text-0); }

/* Camera section (hidden until enabled in Settings) */
.coach video { width: 100%; background: #000; border-radius: var(--radius-lg); }
audio#aout   { display: none; }
.camera-section { margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--border); }
.camera-label {
  font-size: .72rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .08em; color: var(--text-3); margin-bottom: 8px;
}
#cam {
  width: 100%; min-height: 170px; background: #020617;
  border-radius: var(--radius-lg); border: 1px solid var(--bg-4);
  box-shadow: inset 0 0 25px rgba(15,23,42,.9); object-fit: cover;
}
.camera-controls { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }
.camera-controls .btn { font-size: .78rem; padding: .35rem .75rem; }

/* Legacy compat */
.coach-card { display:flex;flex-direction:column;gap:.75rem;padding:1rem 1.25rem;background:var(--bg-1);border-radius:var(--radius-lg);border:1px solid var(--border); }
.ptai .bodypart-select, .bodypart-select { height:35px;max-height:35px;min-height:20px;font-size:.9rem;line-height:1.2;width:125px;overflow-y:auto; }
.btn.mic-active { background:var(--teal);border-color:var(--teal);color:#fff; }

/* ── Exercise Carousel ───────────────────────────────────────────────────── */
.ptai-carousel { display: grid; grid-template-columns: 40px 1fr 40px; align-items: center; gap: 8px; margin: 10px 0; }
.ptai-nav {
  border: 1px solid var(--border); background: var(--bg-3);
  color: var(--text-1); border-radius: var(--radius); padding: 6px 0; cursor: pointer;
}
.ptai-nav:hover { background: var(--bg-4); }
.ptai-track {
  display: flex; overflow-x: auto; scroll-snap-type: x mandatory;
  gap: 8px; padding: 6px; border: 1px solid var(--border);
  border-radius: var(--radius); background: var(--bg-0);
}
.ptai-item {
  flex: 0 0 auto; width: 84px; scroll-snap-align: start;
  text-align: center; user-select: none; cursor: pointer;
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 6px; background: var(--bg-1);
}
.ptai-item img { display: block; width: 72px; height: 72px; object-fit: cover; border-radius: 4px; margin: 0 auto 4px; }
.ptai-item .ptai-label { font-size: 11px; color: var(--text-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ptai-item[aria-selected="true"] { border-color: var(--blue); box-shadow: 0 0 0 2px rgba(77,141,245,.3) inset; }

/* ── Charts ──────────────────────────────────────────────────────────────── */
.ptai-chart-container { position: relative; height: 300px; width: 100%; margin-bottom: 20px; }

/* ── AI Advise ───────────────────────────────────────────────────────────── */
#rt-ai-advise-bar { animation: fadeIn .2s ease; }
.apply-advise:hover { background: rgba(44,196,176,.1); }

/* ── Feature / Profile Cards ─────────────────────────────────────────────── */
.ptai-feature-card {
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px; margin-bottom: 12px;
}
.ptai-feature-card h4 { color: var(--blue); margin: 0 0 6px; font-size: .9rem; display: flex; align-items: center; gap: 8px; }
.ptai-feature-card p  { color: var(--text-2); font-size: .82rem; margin: 0 0 10px; line-height: 1.5; }
.ptai-feature-badge        { font-size: .65rem; padding: 2px 8px; border-radius: 20px; background: var(--blue-dim); color: var(--blue); border: 1px solid rgba(77,141,245,.3); letter-spacing: .05em; }
.ptai-feature-badge.coming { background: var(--amber-dim); color: var(--amber); border-color: rgba(245,166,35,.25); }

/* ── Persona Cards ───────────────────────────────────────────────────────── */
#pn-list > div { transition: border-color .2s; }
#pn-list > div:hover { border-color: var(--border-hi) !important; }

/* ── Media ───────────────────────────────────────────────────────────────── */
.media-subtabs {
  display: flex; gap: 4px; margin-bottom: 16px;
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 4px;
  overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.media-subtabs::-webkit-scrollbar { display: none; }
.media-subtab {
  background: transparent; border: none; border-radius: calc(var(--radius) - 2px);
  color: var(--text-2); cursor: pointer; padding: 6px 14px; white-space: nowrap;
  font-size: .82rem; font-weight: 500; flex: 0 0 auto;
  transition: background .15s, color .15s; min-height: 34px;
}
.media-subtab.active {
  background: var(--bg-0); color: var(--text-0); font-weight: 600;
  box-shadow: 0 1px 3px rgba(0,0,0,.4);
}
.media-subtab:hover:not(.active) { color: var(--text-0); background: var(--bg-3); }

.media-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(160px,1fr)); gap: 12px; margin-top: 12px; }
.media-card {
  position: relative; background: var(--bg-2); border-radius: var(--radius);
  overflow: hidden; border: 1px solid var(--border);
  cursor: pointer; transition: transform .2s, border-color .15s; display: flex; flex-direction: column;
}
.media-card:hover  { transform: scale(1.02); border-color: var(--blue); }
.media-thumb       { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; background: var(--bg-0); }
.media-info        { padding: 8px; font-size: .8rem; line-height: 1.3; flex-grow: 1; color: var(--text-1); }
.media-play        { position: absolute; top: 35%; left: 50%; transform: translate(-50%,-50%); font-size: 28px; color: rgba(255,255,255,.9); text-shadow: 0 2px 6px rgba(0,0,0,.6); pointer-events: none; }
.media-del         { position: absolute; top: 5px; right: 5px; background: rgba(0,0,0,.65); color: var(--red); border: none; border-radius: 50%; width: 24px; height: 24px; cursor: pointer; display: flex; align-items: center; justify-content: center; font-weight: bold; z-index: 5; transition: background .15s; }
.media-del:hover   { background: var(--red-dim); }
.media-consult     { width: 100%; border: none; background: var(--bg-3); color: var(--text-2); font-size: .72rem; padding: 6px; cursor: not-allowed; text-transform: uppercase; letter-spacing: .5px; }

/* ── Modal ───────────────────────────────────────────────────────────────── */
#vidModal { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,.9); z-index: 9999; align-items: center; justify-content: center; }
#vidModal.open { display: flex; }
.vid-wrap   { width: 90%; max-width: 800px; aspect-ratio: 16/9; background: #000; position: relative; }
.vid-close  { position: absolute; top: -30px; right: 0; color: #fff; font-size: 30px; cursor: pointer; background: none; border: none; }
.vid-player { width: 100%; height: 100%; }

/* ── TikTok ──────────────────────────────────────────────────────────────── */
.tiktok-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(300px,1fr)); gap: 20px; margin-top: 10px; }
.tiktok-card { position: relative; background: var(--bg-1); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }
.tiktok-card blockquote.tiktok-embed { margin: 0 !important; }
.tiktok-del { position: absolute; top: 6px; right: 6px; background: rgba(0,0,0,.7); color: var(--red); border: none; border-radius: 50%; width: 26px; height: 26px; cursor: pointer; font-size: 16px; font-weight: bold; display: flex; align-items: center; justify-content: center; z-index: 10; }
.tiktok-del:hover { background: var(--red-dim); color: #fff; }
.tiktok-placeholder { padding: 20px; color: var(--text-2); font-size: .9rem; text-align: center; min-height: 120px; display: flex; align-items: center; justify-content: center; }

/* ── Settings Panel ──────────────────────────────────────────────────────── */
.settings-section { margin-bottom: 20px; }
.settings-section-label {
  font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em;
  color: var(--text-3); padding-bottom: 8px; border-bottom: 1px solid var(--border);
  margin-bottom: 14px;
}
.settings-row {
  display: flex; align-items: center; gap: 12px; padding: 10px 0;
  border-bottom: 1px solid var(--bg-3);
}
.settings-row:last-child { border-bottom: none; }
.settings-row-label { flex: 1; font-size: .875rem; color: var(--text-1); }
.settings-row-label small { display: block; font-size: .75rem; color: var(--text-3); margin-top: 2px; }
.settings-row-value { font-size: .82rem; color: var(--text-2); text-align: right; }

/* Toggle switch */
.ptai-toggle { position: relative; display: inline-block; width: 40px; height: 22px; flex-shrink: 0; }
.ptai-toggle input { opacity: 0; width: 0; height: 0; }
.ptai-toggle-track {
  position: absolute; inset: 0; cursor: pointer;
  background: var(--bg-4); border-radius: 99px; transition: background .2s;
}
.ptai-toggle input:checked + .ptai-toggle-track { background: var(--teal); }
.ptai-toggle-track::after {
  content: ''; position: absolute; width: 16px; height: 16px;
  left: 3px; top: 3px; background: #fff; border-radius: 50%;
  transition: transform .2s;
}
.ptai-toggle input:checked + .ptai-toggle-track::after { transform: translateX(18px); }

/* Legacy how-to guide (keep class for any JS that might reference it) */
/* ── Settings Panel ──────────────────────────────────────────────────────── */
.settings-section-title {
  font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em;
  color: var(--text-3); margin-bottom: 14px; padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.settings-desc {
  font-size: .82rem; color: var(--text-2); line-height: 1.5; margin-bottom: 14px;
}
.settings-row {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 10px;
}
.settings-label {
  font-size: .82rem; color: var(--text-1); flex-shrink: 0; min-width: 120px;
}
.settings-input {
  flex: 1; min-width: 0; height: 36px; padding: 0 10px;
  background: var(--bg-3); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text-0); font-size: .82rem;
}
.settings-input:focus { outline: none; border-color: var(--blue); }
.settings-status {
  font-size: .75rem; min-height: 18px; margin: 2px 0 0; color: var(--text-2);
}

/* ═══════════════════════════════════════════════════════════════════════════
   COLLAPSIBLE FORM SECTIONS  (mobile — wraps inputs behind a toggle header)
   ═══════════════════════════════════════════════════════════════════════════ */

.ptai-section-toggle {
  display: flex; align-items: center; justify-content: space-between;
  cursor: pointer; padding: 10px 14px;
  background: var(--bg-2); border: 1px solid var(--border);
  border-radius: var(--radius); margin-bottom: 4px; user-select: none;
  font-size: .88rem; font-weight: 600; color: var(--text-2);
  transition: background .15s; width: 100%; text-align: left;
}
.ptai-section-toggle:hover { background: var(--bg-3); }
.ptai-section-toggle .ptai-tog-ico   { color: var(--text-3); font-size: .78rem; transition: transform .2s; flex-shrink: 0; }
.ptai-section-toggle.open .ptai-tog-ico { transform: rotate(180deg); }
.ptai-section-toggle .ptai-tog-title { flex: 1; }
.ptai-section-toggle .ptai-tog-badge {
  font-size: .65rem; padding: 2px 7px; border-radius: 20px;
  background: var(--blue-dim); color: var(--blue);
  border: 1px solid rgba(77,141,245,.3); margin-right: 8px;
}

.ptai-section-body      { display: none; padding: 10px 0 4px; }
.ptai-section-body.open { display: block; }

/* Desktop: always show section bodies */
@media (min-width: 641px) {
  .ptai-section-toggle { display: none; }
  .ptai-section-body   { display: block !important; }
}

/* ── Inline edit grid ────────────────────────────────────────────────────── */
.ptai-edit-grid {
  display: grid; grid-template-columns: repeat(auto-fill,minmax(140px,1fr));
  gap: 8px 12px; margin-bottom: 4px;
}
.ptai-edit-grid label { display: flex; flex-direction: column; gap: 3px; font-size: .75rem; color: var(--text-2); text-transform: none; letter-spacing: 0; font-weight: 400; }
.ptai-edit-grid input, .ptai-edit-grid select {
  background: var(--bg-0); border: 1px solid var(--border);
  border-radius: 4px; padding: 5px 8px; color: var(--text-0); font-size: .82rem; width: 100%;
}
.ptai-edit-grid input:focus { outline: none; border-color: var(--teal); }
.ptai-card-edit-row textarea {
  width: 100%; background: var(--bg-0); border: 1px solid var(--border);
  border-radius: 4px; padding: 6px 8px; color: var(--text-0); font-size: .82rem; resize: vertical;
}
.ptai-edit-actions { display: flex; gap: 8px; margin-top: 10px; align-items: center; flex-wrap: wrap; }

/* ── Research / AI Analysis Cards ───────────────────────────────────────── */
.ptai-research-card {
  background: var(--bg-1); border: 1px solid var(--border);
  border-left: 3px solid var(--teal); border-radius: 0 var(--radius) var(--radius) 0;
  padding: 14px 16px; margin-bottom: 12px;
}
.ptai-research-card-header { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.ptai-research-label       { font-weight: 600; color: var(--text-0); font-size: .88rem; }
.ptai-research-time        { font-size: .75rem; color: var(--text-3); }
.ptai-research-text        { font-size: .83rem; line-height: 1.65; color: var(--text-2); white-space: pre-wrap; }

/* ── Product Retrieval Cards ─────────────────────────────────────────────── */
.ptai-product-card {
  display: flex; flex-direction: column; gap: 10px;
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 14px; background: var(--bg-2);
}
.ptai-product-name         { font-size: 1.05rem; font-weight: 700; color: var(--text-0); display: block; margin-bottom: 4px; }
.ptai-product-desc         { font-size: .88rem; color: var(--text-2); margin: 0; line-height: 1.5; }
.ptai-product-media-grid   { display: flex; flex-wrap: wrap; gap: 8px; }
.ptai-product-figure       { margin: 0; flex: 1 1 140px; max-width: 260px; }
.ptai-product-figure img   { width: 100%; border-radius: var(--radius); display: block; border: 1px solid var(--border); }
.ptai-product-caption      { font-size: .72rem; color: var(--text-3); margin-top: 4px; text-align: center; }
.ptai-product-no-media     { font-size: .82rem; color: var(--text-3); font-style: italic; margin: 0; }
.ptai-product-works-with   { border-top: 1px solid var(--border); padding-top: 10px; font-size: .88rem; color: var(--text-2); }
.ptai-product-works-with strong { color: var(--blue); display: block; margin-bottom: 4px; }
.ptai-product-works-with ul { margin: 0; padding-left: 18px; color: var(--text-1); }
.ptai-product-works-with li { margin-bottom: 4px; }
#ptai-product-test-row input { background: var(--bg-2); border: 1px solid var(--border); color: var(--text-0); border-radius: var(--radius); padding: 4px 8px; }

/* ── Flash overlay (VoiceNav highlight) ──────────────────────────────────── */
.lo-flash {
  pointer-events: none; position: fixed; border-radius: var(--radius);
  border: 2px solid var(--blue); background: rgba(77,141,245,.15);
  z-index: 9999; transition: opacity .3s;
}

/* ── Utility ─────────────────────────────────────────────────────────────── */
[hidden] { display: none !important; }

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE — DESKTOP (≥980px)
   ═══════════════════════════════════════════════════════════════════════════ */
@media (min-width: 980px) {
  .routines-grid { display: grid; grid-template-columns: 1fr 1.8fr; gap: 14px; align-items: start; }
  .grid.compact  { grid-template-columns: repeat(6,minmax(0,1fr)); }
}

/* ═══════════════════════════════════════════════════════════════════════════
   RESPONSIVE — MOBILE (≤640px)
   ═══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 640px) {
  .wrap { padding: 8px 10px; }

  /* Tabs: shrink padding on mobile */
  .tab { min-height: 38px; padding: 8px 10px; font-size: .82rem; }

  /* Bigger touch targets */
  .btn { min-height: 44px; padding: 10px 14px; }

  /* Prevent iOS auto-zoom */
  input, select, textarea { font-size: 16px; }

  /* Single-column forms */
  .grid, .grid.compact { grid-template-columns: 1fr; }

  /* Routines form */
  .rt-row-main { flex-direction: column; align-items: stretch; gap: 10px; }
  .rt-cell-id, .rt-cell-date, .rt-cell-label, .rt-cell-body,
  .rt-cell-ex, .rt-cell-weight, .rt-cell-reps, .rt-cell-sets,
  .rt-cell-duration { flex: 1 1 100%; max-width: 100%; }
  .rt-row-actions { flex-direction: column; align-items: stretch; gap: 8px; }
  .rt-row-actions .btn, .rt-row-actions #rt-q { width: 100%; }
  #rt-ai-advise-bar input { min-width: 0; }

  /* History cards: collapsed by default on mobile */
  .ptai-card-exercise { display: none; }
  .ptai-card-stats    { display: none; }
  .ptai-row-card.expanded .ptai-card-exercise { display: flex; }
  .ptai-row-card.expanded .ptai-card-stats    { display: flex; }
  .ptai-row-card .ptai-expand-ico { display: inline-block; }

  /* Progress cards: stay as row on mobile */
  .ptai-pg-card  { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 8px; }
  .ptai-pg-date  { min-width: 76px; }
  .ptai-pg-stats { flex: 1; flex-wrap: wrap; gap: 12px; }
  .ptai-pg-note  { width: 100%; white-space: normal; }

  /* Media: 2-column on mobile */
  .media-grid { grid-template-columns: repeat(2,1fr); gap: 10px; }

  /* TikTok: single column on mobile */
  .tiktok-grid { grid-template-columns: 1fr; }

  /* Routines grid: single column on mobile */
  .routines-grid { display: block; }
}

/* ── C-48: Wake Word State Indicator ─────────────────────────────────────── */
.ww-state-indicator {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .04em;
  opacity: .75;
  transition: opacity .3s;
  margin-right: 4px;
}
.ww-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #9ca3af;
  flex-shrink: 0;
}
/* sleeping — amber pulse */
.ww-state-indicator.ww-sleeping .ww-dot {
  background: #f59e0b;
  animation: ww-pulse 2s ease-in-out infinite;
}
.ww-state-indicator.ww-sleeping .ww-label::after { content: 'Sleeping'; }
/* listening — green fast pulse */
.ww-state-indicator.ww-listening .ww-dot {
  background: #22c55e;
  animation: ww-pulse .8s ease-in-out infinite;
}
.ww-state-indicator.ww-listening .ww-label::after { content: 'Listening'; }
/* dormant — grey, no label */
.ww-state-indicator.ww-dormant .ww-dot  { background: #9ca3af; }
.ww-state-indicator.ww-dormant          { opacity: .35; }
.ww-state-indicator.ww-dormant .ww-label::after { content: 'Off'; }
@keyframes ww-pulse { 0%,100% { opacity: 1; } 50% { opacity: .25; } }