/* Weppy web client: design tokens and surfaces. */
:root {
  color-scheme: light;
  --bg: #f3f7f3;
  --surface: #ffffff;
  --surface-2: #f7faf8;
  --surface-3: #eef5f0;
  --ink: #14201a;
  --muted: #5b6b61;
  --faint: #84948a;
  --line: rgba(20, 40, 28, 0.1);
  --line-strong: rgba(20, 40, 28, 0.18);
  --accent: #16a34a;
  --accent-strong: #15803d;
  --accent-soft: #e7f6ec;
  --accent-ink: #0f4d28;
  --warn: #b45309;
  --warn-soft: #fff7ed;
  --danger: #b91c1c;
  --radius-xl: 26px;
  --radius-lg: 20px;
  --radius: 14px;
  --radius-sm: 10px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --shadow-sm: 0 1px 2px rgba(18, 38, 26, 0.06), 0 1px 3px rgba(18, 38, 26, 0.05);
  --shadow-md: 0 2px 6px rgba(18, 38, 26, 0.06), 0 12px 28px -10px rgba(18, 38, 26, 0.18);
  --shadow-lg: 0 4px 12px rgba(18, 38, 26, 0.07), 0 28px 60px -24px rgba(18, 38, 26, 0.28);
  --ease-out: cubic-bezier(0.22, 0.8, 0.28, 1);
  --ease-in: cubic-bezier(0.5, 0, 0.9, 0.4);
  --dur-press: 130ms;
  --dur-small: 200ms;
  --dur-enter: 240ms;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #0e1511;
    --surface: #141d18;
    --surface-2: #18231d;
    --surface-3: #1d2a23;
    --ink: #e8f0ea;
    --muted: #a3b3a8;
    --faint: #7d8f83;
    --line: rgba(220, 240, 228, 0.12);
    --line-strong: rgba(220, 240, 228, 0.22);
    --accent: #34d27b;
    --accent-strong: #22b866;
    --accent-soft: rgba(52, 210, 123, 0.14);
    --accent-ink: #b8f5d2;
    --warn: #f0b267;
    --warn-soft: rgba(240, 178, 103, 0.12);
    --danger: #f38b8b;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.35), 0 18px 40px -16px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 4px 14px rgba(0, 0, 0, 0.4), 0 34px 80px -30px rgba(0, 0, 0, 0.7);
  }
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

html, body { height: 100%; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

h1, h2, h3, p { margin: 0; }

h1, h2 {
  text-wrap: balance;
  letter-spacing: -0.02em;
}

p { text-wrap: pretty; }

a { color: var(--accent-strong); text-underline-offset: 3px; }
a:hover { color: var(--accent); }

button, input, textarea {
  font: inherit;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

.nums { font-variant-numeric: tabular-nums; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Landing ---------- */
.site {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px var(--space-4);
  padding: calc(14px + env(safe-area-inset-top)) calc(clamp(16px, 4vw, 40px) + env(safe-area-inset-right)) 14px calc(clamp(16px, 4vw, 40px) + env(safe-area-inset-left));
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
  font-size: 1.05rem;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--accent);
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.brand-mark svg { width: 18px; height: 18px; }

.brand small {
  display: block;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.1;
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-2);
  min-width: 0;
  margin-left: auto;
}
.topnav .btn { white-space: nowrap; }
.lang-code { display: none; }

.landing {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: clamp(40px, 7vw, 88px) 0 var(--space-7);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.hero { min-width: 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  max-width: 100%;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.hero h1 {
  font-size: clamp(2.4rem, 5.4vw, 4rem);
  line-height: 1.04;
  margin: var(--space-5) 0 var(--space-4);
}

.hero h1 em {
  font-style: normal;
  color: var(--accent-strong);
}

.hero-lede {
  color: var(--muted);
  font-size: clamp(1.02rem, 1.4vw, 1.16rem);
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.btn {
  --btn-bg: var(--surface);
  --btn-ink: var(--ink);
  --btn-line: var(--line-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid var(--btn-line);
  background: var(--btn-bg);
  color: var(--btn-ink);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: transform var(--dur-press) var(--ease-out), background var(--dur-press) var(--ease-out), box-shadow var(--dur-press) var(--ease-out);
  box-shadow: var(--shadow-sm);
}

.btn:hover { box-shadow: var(--shadow-md); }
.btn:active { transform: scale(0.97); }
.btn svg { width: 18px; height: 18px; }

.btn-primary {
  --btn-bg: var(--accent);
  --btn-ink: #ffffff;
  --btn-line: transparent;
  box-shadow: 0 1px 2px rgba(18, 38, 26, 0.18), 0 10px 24px -10px rgba(22, 163, 74, 0.6);
}

.btn-primary:hover { --btn-bg: var(--accent-strong); }
.btn-ghost { --btn-bg: transparent; --btn-line: transparent; box-shadow: none; color: var(--muted); }
.btn-ghost:hover { color: var(--ink); background: var(--surface-2); box-shadow: none; }
.btn-small { min-height: 36px; padding: 0 14px; font-size: 0.86rem; }

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  margin-top: var(--space-6);
  color: var(--muted);
  font-size: 0.86rem;
}
.hero-meta span { display: inline-flex; align-items: center; gap: 7px; }
.hero-meta svg { width: 15px; height: 15px; color: var(--accent); }

.preview-shell {
  position: relative;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--surface), var(--surface-2));
  box-shadow: var(--shadow-lg);
  padding: 14px;
}

.preview-window {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  overflow: hidden;
}

.preview-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
}
.preview-bar .avatar { width: 28px; height: 28px; font-size: 0.8rem; }
.preview-bar b { font-size: 0.9rem; }
.preview-bar span { font-size: 0.74rem; color: var(--muted); display: block; line-height: 1.2; }

.preview-body {
  padding: 16px 14px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  background:
    radial-gradient(circle at 18% 8%, var(--accent-soft), transparent 46%),
    var(--surface);
}

.mini-bubble {
  max-width: 88%;
  padding: 9px 12px;
  border-radius: 13px;
  font-size: 0.82rem;
  line-height: 1.45;
  border: 1px solid var(--line);
  background: var(--surface-2);
  animation: rise var(--dur-enter) var(--ease-out) both;
}
.mini-bubble.out {
  align-self: flex-end;
  background: var(--accent);
  border-color: transparent;
  color: #fff;
}
.mini-bubble strong { color: var(--accent-strong); }
.mini-bubble .mini-meta { display: block; margin-top: 4px; font-size: 0.72rem; color: var(--muted); }
.mini-chips { display: flex; flex-wrap: wrap; gap: 6px; animation: rise var(--dur-enter) var(--ease-out) 80ms both; }
.mini-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--muted);
}
.mini-chip svg { width: 12px; height: 12px; flex: none; }

.feature-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: clamp(48px, 7vw, 84px);
}

.feature {
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.feature-icon {
  width: 38px; height: 38px;
  border-radius: 11px;
  display: grid; place-items: center;
  background: var(--accent-soft);
  color: var(--accent-strong);
  margin-bottom: var(--space-3);
}
.feature-icon svg { width: 20px; height: 20px; }
.feature h3 { font-size: 1rem; letter-spacing: -0.01em; margin-bottom: 6px; }
.feature p { color: var(--muted); font-size: 0.9rem; }

.note-strip {
  margin-top: var(--space-5);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--muted);
  font-size: 0.86rem;
}

.site-footer {
  margin-top: auto;
  padding: var(--space-5) clamp(16px, 4vw, 40px);
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 0.82rem;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
  justify-content: space-between;
}

/* ---------- App shell ---------- */
.app-body {
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background:
    radial-gradient(circle at 8% -10%, var(--accent-soft), transparent 42%),
    var(--bg);
}

.app-shell {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.app-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: calc(10px + env(safe-area-inset-top)) calc(clamp(12px, 3vw, 24px) + env(safe-area-inset-right)) 10px calc(clamp(12px, 3vw, 24px) + env(safe-area-inset-left));
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 84%, transparent);
  backdrop-filter: blur(14px);
  z-index: 20;
}

.app-topbar .topnav { gap: var(--space-1); }

.app-main {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 350px;
  gap: var(--space-4);
  width: min(1240px, 100%);
  margin: 0 auto;
  padding: var(--space-4);
  padding-left: max(var(--space-4), env(safe-area-inset-left));
  padding-right: max(var(--space-4), env(safe-area-inset-right));
}

.chat-panel {
  min-height: 0;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.chat-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.avatar {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: var(--shadow-sm);
}
.avatar svg { width: 21px; height: 21px; }

.chat-head-text { min-width: 0; }
.chat-head-text b { display: block; font-size: 0.98rem; letter-spacing: -0.01em; }
.chat-head-text span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  color: var(--muted);
}
.live-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.chat-head-actions { margin-left: auto; display: flex; gap: var(--space-1); }
.icon-btn {
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 11px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background var(--dur-press) var(--ease-out), color var(--dur-press) var(--ease-out), transform var(--dur-press) var(--ease-out);
}
.icon-btn svg { width: 19px; height: 19px; }
.icon-btn:hover { background: var(--surface-2); color: var(--ink); }
.icon-btn:active { transform: scale(0.94); }
.icon-btn[aria-pressed="true"] { background: var(--accent-soft); color: var(--accent-strong); }

.messages {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--space-4) clamp(12px, 3vw, 22px) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    radial-gradient(circle at 90% 0%, var(--accent-soft), transparent 40%);
}

.msg {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  max-width: min(86%, 620px);
  animation: rise var(--dur-enter) var(--ease-out) both;
}
.msg .avatar { width: 28px; height: 28px; border-radius: 9px; font-size: 0.72rem; }
.msg .avatar svg { width: 16px; height: 16px; }
.msg-stack { min-width: 0; display: flex; flex-direction: column; gap: 7px; }

.bubble {
  padding: 10px 13px;
  border-radius: 15px 15px 15px 5px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  font-size: 0.93rem;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  box-shadow: var(--shadow-sm);
}
.bubble strong { color: var(--accent-strong); font-weight: 700; }
.bubble .line-bullet { display: block; padding-left: 2px; }

.msg.user {
  align-self: flex-end;
  flex-direction: row-reverse;
  align-items: flex-end;
  max-width: min(78%, 520px);
}
.msg.continued { padding-left: 37px; }
.msg.user .bubble {
  border-radius: 15px 15px 5px 15px;
  background: var(--accent);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 1px 2px rgba(18, 38, 26, 0.16), 0 8px 20px -10px rgba(22, 163, 74, 0.55);
}
.msg.user .bubble strong { color: #fff; }
.msg.user .avatar { display: none; }

.msg.system { max-width: 100%; align-self: center; }
.msg.system .bubble {
  border-radius: 999px;
  background: var(--warn-soft);
  border-color: transparent;
  color: var(--warn);
  font-size: 0.82rem;
  padding: 6px 14px;
  box-shadow: none;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  animation: rise var(--dur-small) var(--ease-out) both;
}
.action {
  min-height: 36px;
  padding: 6px 13px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  font-size: 0.84rem;
  font-weight: 550;
  cursor: pointer;
  transition: background var(--dur-press) var(--ease-out), border-color var(--dur-press) var(--ease-out), transform var(--dur-press) var(--ease-out), color var(--dur-press) var(--ease-out);
  box-shadow: var(--shadow-sm);
}
.action:hover { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-ink); }
.action:active { transform: scale(0.96); }
.action:disabled { opacity: 0.45; cursor: default; transform: none; }

.note-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  max-width: 100%;
}
.note-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 10px 13px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--line);
}
.note-card-head b { font-size: 0.86rem; letter-spacing: 0.01em; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 650;
  letter-spacing: 0.03em;
  background: var(--accent-soft);
  color: var(--accent-ink);
  border: 1px solid transparent;
}
.pill.draft { background: var(--warn-soft); color: var(--warn); }
.pill.muted { background: var(--surface-3); color: var(--muted); }

.note-fields { padding: 4px 13px 10px; }
.note-field {
  display: grid;
  grid-template-columns: 108px minmax(0, 1fr);
  gap: var(--space-2);
  padding: 7px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.86rem;
}
.note-field:last-child { border-bottom: 0; }
.note-field dt { color: var(--muted); font-size: 0.78rem; }
.note-field dd { margin: 0; overflow-wrap: anywhere; }
.note-field dd.empty { color: var(--faint); font-style: italic; }
.note-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 9px 13px;
  border-top: 1px solid var(--line);
  background: var(--surface-2);
  font-size: 0.74rem;
  color: var(--muted);
}
.progress {
  flex: 1;
  height: 5px;
  border-radius: 999px;
  background: var(--surface-3);
  overflow: hidden;
  max-width: 120px;
}
.progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  transition: width var(--dur-small) var(--ease-out);
}

.file-card {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 11px 13px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}
.file-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: grid; place-items: center;
  background: var(--accent-soft);
  color: var(--accent-strong);
  flex: 0 0 auto;
}
.file-icon svg { width: 18px; height: 18px; }
.file-card b { display: block; font-size: 0.88rem; }
.file-card span { font-size: 0.76rem; color: var(--muted); }
.file-card .btn { margin-left: auto; }

.typing { display: inline-flex; gap: 4px; align-items: center; padding: 12px 14px; }
.typing i {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--faint);
  animation: blink 1.1s infinite var(--ease-in);
}
.typing i:nth-child(2) { animation-delay: 0.14s; }
.typing i:nth-child(3) { animation-delay: 0.28s; }

.composer-wrap {
  border-top: 1px solid var(--line);
  background: var(--surface);
  padding: var(--space-2) var(--space-3) calc(var(--space-3) + env(safe-area-inset-bottom));
}

.quick-actions {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 4px 2px 8px;
  scrollbar-width: none;
}
.quick-actions::-webkit-scrollbar { display: none; }
.quick-action {
  flex: 0 0 auto;
  min-height: 32px;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--muted);
  font-size: 0.79rem;
  font-weight: 550;
  cursor: pointer;
  transition: background var(--dur-press) var(--ease-out), color var(--dur-press) var(--ease-out), transform var(--dur-press) var(--ease-out);
}
.quick-action:hover { background: var(--accent-soft); color: var(--accent-ink); }
.quick-action:active { transform: scale(0.96); }

.composer {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background: var(--surface-2);
  padding: 5px 5px 5px 14px;
  transition: border-color var(--dur-small) var(--ease-out), box-shadow var(--dur-small) var(--ease-out);
}
.composer:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.composer textarea {
  flex: 1;
  min-height: 38px;
  max-height: 132px;
  resize: none;
  border: 0;
  outline: none;
  background: transparent;
  font-size: 0.94rem;
  line-height: 1.45;
  padding: 8px 0;
}
.composer textarea::placeholder { color: var(--faint); }

.send-btn, .mic-btn {
  width: 40px; height: 40px;
  flex: 0 0 auto;
  border-radius: 12px;
  border: 0;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background var(--dur-press) var(--ease-out), transform var(--dur-press) var(--ease-out), opacity var(--dur-press) var(--ease-out);
}
.send-btn { background: var(--accent); color: #fff; box-shadow: 0 1px 2px rgba(18, 38, 26, 0.18); }
.send-btn:hover { background: var(--accent-strong); }
.send-btn:active, .mic-btn:active { transform: scale(0.94); }
.send-btn:disabled { opacity: 0.4; cursor: default; transform: none; }
.mic-btn { background: transparent; color: var(--muted); }
.mic-btn:hover { background: var(--surface-3); color: var(--ink); }
.mic-btn[aria-pressed="true"] {
  background: var(--danger);
  color: #fff;
  animation: pulse 1.6s infinite var(--ease-out);
}
.send-btn svg, .mic-btn svg { width: 19px; height: 19px; }

.recording-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 7px 6px 2px;
  color: var(--danger);
  font-size: 0.8rem;
  font-weight: 600;
}
.recording-bar .rec-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--danger); animation: blink 1.1s infinite; }

.footnote {
  padding: 7px 4px 0;
  font-size: 0.72rem;
  color: var(--faint);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2px var(--space-2);
}

/* ---------- Side panel ---------- */
.side {
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-right: 2px;
  padding-bottom: env(safe-area-inset-bottom);
}

/* Scrim shown only when the side panel becomes an overlay drawer (mobile). */
.side-scrim {
  position: fixed;
  inset: 0;
  z-index: 39;
  border: 0;
  padding: 0;
  margin: 0;
  background: rgba(10, 20, 14, 0.44);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--dur-enter) var(--ease-out), visibility var(--dur-enter) var(--ease-out);
}
.side-scrim.show { opacity: 1; visibility: visible; pointer-events: auto; }
@media (min-width: 961px) { .side-scrim { display: none; } }

/* Drawer header (close button) — only meaningful in the mobile drawer. */
.side-head { display: none; align-items: center; justify-content: space-between; gap: var(--space-3); margin-bottom: var(--space-1); }
.side-head h2 { font-size: 1rem; letter-spacing: -0.01em; }
.side-close { flex: 0 0 auto; }

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  padding: var(--space-4);
}

.profile-panel { display: flex; align-items: center; gap: var(--space-3); }
.profile-panel .avatar { width: 44px; height: 44px; border-radius: 13px; font-size: 1.05rem; }
.profile-panel b { display: block; font-size: 0.98rem; }
.profile-panel span { display: block; font-size: 0.78rem; color: var(--muted); }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
}
.stat {
  padding: 10px 8px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--line);
  text-align: center;
}
.stat b { display: block; font-size: 1.25rem; line-height: 1.15; letter-spacing: -0.02em; }
.stat span { font-size: 0.68rem; color: var(--muted); letter-spacing: 0.02em; }

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}
.panel-head h2 { font-size: 0.86rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.panel-head .count {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--surface-3);
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.note-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.note-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 8px 9px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: background var(--dur-press) var(--ease-out), border-color var(--dur-press) var(--ease-out);
}
.note-item:hover { background: var(--surface-2); border-color: var(--line); }
.note-item:active { transform: scale(0.99); }
.note-item .stage-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex: 0 0 auto; }
.note-item .note-text { min-width: 0; flex: 1; }
.note-item b { display: block; font-size: 0.84rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.note-item span { display: block; font-size: 0.72rem; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.note-item .due { font-size: 0.68rem; color: var(--warn); font-variant-numeric: tabular-nums; flex: 0 0 auto; }

.empty-state {
  padding: var(--space-4) var(--space-3);
  border-radius: var(--radius-sm);
  border: 1px dashed var(--line-strong);
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
  line-height: 1.5;
}

.side-actions { display: flex; flex-direction: column; gap: 7px; margin-top: var(--space-3); }
.side-actions .btn { width: 100%; justify-content: flex-start; }

.side-toggle { display: none; }

/* ---------- Dialog ---------- */
dialog {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 0;
  background: var(--surface);
  color: var(--ink);
  width: min(420px, calc(100vw - 32px));
  max-height: min(85vh, 640px);
  max-height: min(85dvh, 640px);
  overflow: auto;
  box-shadow: var(--shadow-lg);
  animation: dialog-in var(--dur-enter) var(--ease-out);
}
dialog::backdrop {
  background: rgba(10, 20, 14, 0.42);
  backdrop-filter: blur(3px);
  animation: fade-in var(--dur-small) var(--ease-out);
}
.dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  border-bottom: 1px solid var(--line);
}
.dialog-head h2 { font-size: 1.02rem; }
.dialog-body { padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); }
.dialog-body p { color: var(--muted); font-size: 0.88rem; }
.dialog-row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding: 9px 0; border-bottom: 1px solid var(--line); font-size: 0.9rem; }
.dialog-row:last-child { border-bottom: 0; }
.dialog-row > div { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.dialog-row b { overflow-wrap: anywhere; }
.dialog-row span { color: var(--muted); font-size: 0.82rem; overflow-wrap: anywhere; }
.dialog-row .btn { flex: 0 0 auto; }
.dialog-foot { display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: flex-end; padding: 0 var(--space-4) var(--space-4); }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom));
  transform: translate(-50%, 12px);
  z-index: 60;
  max-width: min(440px, calc(100vw - 32px));
  padding: 10px 16px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow-lg);
  font-size: 0.86rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-small) var(--ease-out), transform var(--dur-small) var(--ease-out);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast[data-tone="error"] { border-color: var(--danger); color: var(--danger); }

/* ---------- Animations ---------- */
@keyframes rise {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes dialog-in {
  from { opacity: 0; transform: translateY(8px) scale(0.985); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes blink {
  0%, 60%, 100% { opacity: 0.35; }
  30% { opacity: 1; }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(185, 28, 28, 0.35); }
  50% { box-shadow: 0 0 0 8px rgba(185, 28, 28, 0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .preview-shell { max-width: 520px; }
  .feature-row { grid-template-columns: 1fr; }
  .app-main {
    grid-template-columns: 1fr;
    padding: var(--space-2);
    padding-left: max(var(--space-2), env(safe-area-inset-left));
    padding-right: max(var(--space-2), env(safe-area-inset-right));
  }
  .side {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(360px, 92vw);
    z-index: 40;
    padding: calc(var(--space-3) + env(safe-area-inset-top)) calc(var(--space-3) + env(safe-area-inset-right)) calc(var(--space-3) + env(safe-area-inset-bottom)) var(--space-3);
    background: var(--bg);
    border-left: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    transform: translateX(102%);
    transition: transform var(--dur-enter) var(--ease-out);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .side.open { transform: translateX(0); }
  .side-head { display: flex; }
  .side-toggle { display: inline-grid; }
  .chat-panel { border-radius: var(--radius-lg); }
  .msg { max-width: 92%; }
  .msg.user { max-width: 86%; }
}

@media (max-width: 560px) {
  .topnav .btn .btn-label { display: none; }
  .topnav .btn { padding: 0 12px; }
  #langToggle { padding: 0 11px; }
  .lang-name { display: none; }
  .lang-code { display: inline; }
  .composer textarea { font-size: 1rem; } /* ≥16px avoids iOS Safari focus zoom */
  .toast { max-width: calc(100vw - 24px); bottom: calc(12px + env(safe-area-inset-bottom)); }
  .hero h1 { font-size: clamp(2.1rem, 9vw, 2.8rem); }
  .note-field { grid-template-columns: 92px minmax(0, 1fr); }
  .stat-grid { grid-template-columns: repeat(3, 1fr); }
  .footnote { font-size: 0.7rem; }
}

/* Extra-narrow phones (≤380px): tighten the header so it never overflows. */
@media (max-width: 380px) {
  .brand small { display: none; }
  .brand { font-size: 1rem; }
  .brand-mark { width: 26px; height: 26px; border-radius: 8px; }
  .brand-mark svg { width: 16px; height: 16px; }
  .topbar { gap: 8px 10px; padding-left: calc(12px + env(safe-area-inset-left)); padding-right: calc(12px + env(safe-area-inset-right)); }
  .topnav { gap: 6px; }
  .topnav .btn { padding: 0 10px; }
  .landing { width: min(1120px, calc(100% - 24px)); }
  .hero-actions { gap: var(--space-2); }
  .hero-actions .btn { padding: 0 16px; }
}

/* Coarse pointers (phones/tablets): enforce comfortable 44px tap targets. */
@media (pointer: coarse) {
  .btn-small { min-height: 44px; padding: 0 15px; }
  .icon-btn { width: 44px; height: 44px; }
  .action { min-height: 44px; padding: 8px 14px; }
  .quick-action { min-height: 40px; padding: 8px 14px; }
  .note-item { min-height: 44px; }
  .send-btn, .mic-btn { width: 44px; height: 44px; }
  .composer textarea { font-size: 1rem; }
  .side-toggle { width: 44px; height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}