/* ==========================================================================
   Niloogram — "Studio Hardware" design system
   A voice tool that feels like beautifully-machined recording equipment:
   ink-black surfaces, warm off-white type, one signal color (recording
   amber), tabular-mono readouts, deliberate spring motion.
   ========================================================================== */

:root {
  /* surfaces */
  --ink: #09090b;
  --ink-2: #101014;
  --panel: #141419;
  --panel-2: #1a1a21;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(255, 255, 255, 0.16);

  /* type */
  --text: #f2efe9;
  --muted: #9a968d;
  --muted-2: #5f5c55;

  /* signal */
  --amber: #ff9f2e;
  --amber-hot: #ffbf69;
  --amber-deep: #ff7a29;
  --rec: #ff4530;
  --info: #7dd8d0;

  --glow-amber: 0 0 32px rgba(255, 159, 46, 0.35);
  --glow-rec: 0 0 40px rgba(255, 69, 48, 0.4);

  /* geometry */
  --radius: 18px;
  --radius-sm: 12px;
  --hairline: 1px solid var(--line);

  /* type stacks */
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-ui);
  color: var(--text);
  background:
    radial-gradient(1000px 500px at 85% -10%, rgba(255, 122, 41, 0.07), transparent 60%),
    radial-gradient(800px 500px at 0% 110%, rgba(125, 216, 208, 0.05), transparent 55%),
    linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

.app {
  max-width: 560px;
  margin: 0 auto;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  padding: calc(14px + env(safe-area-inset-top)) 18px calc(24px + env(safe-area-inset-bottom));
  position: relative;
}

/* ------------------------------------------------------------- backdrop -- */
.bg-decor {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

/* one slow, faint sweep of light — machine idle, not lava lamp */
.scanline {
  position: absolute;
  left: -20%;
  width: 140%;
  height: 220px;
  top: -220px;
  background: linear-gradient(
    180deg,
    transparent,
    rgba(255, 159, 46, 0.035) 45%,
    rgba(255, 159, 46, 0.05) 50%,
    rgba(255, 159, 46, 0.035) 55%,
    transparent
  );
  animation: sweep 14s linear infinite;
}
@keyframes sweep {
  0%   { transform: translateY(0); }
  100% { transform: translateY(calc(100vh + 440px)); }
}

.app > *:not(.bg-decor) {
  position: relative;
  z-index: 1;
}

/* --------------------------------------------------------------- header -- */
header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 6px 2px 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.rec-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--muted-2);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
  transition: background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.rec-dot.live {
  background: var(--rec);
  box-shadow: var(--glow-rec);
}

.wordmark {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0;
  color: var(--text);
}

nav {
  display: flex;
  gap: 2px;
  background: var(--panel);
  border: var(--hairline);
  border-radius: 999px;
  padding: 3px;
}

nav button {
  position: relative;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: 600 0.78rem/1 var(--font-ui);
  letter-spacing: 0.04em;
  text-transform: capitalize;
  padding: 8px 13px;
  border-radius: 999px;
  cursor: pointer;
}
nav button.active { color: var(--ink); }
.nav-pill {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: linear-gradient(160deg, var(--amber-hot), var(--amber));
  box-shadow: var(--glow-amber);
}
.nav-label { position: relative; z-index: 1; }

/* ---------------------------------------------------------------- panels - */
main {
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex: 1;
}

.dictate .controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding-top: 8px;
}

/* mode chips */
.mode-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 20px;
}

.chip {
  position: relative;
  border: var(--hairline);
  background: var(--panel);
  color: var(--muted);
  font: 600 0.8rem/1 var(--font-ui);
  letter-spacing: 0.03em;
  padding: 9px 15px;
  border-radius: 999px;
  cursor: pointer;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.chip.active { color: var(--ink); border-color: transparent; }
.chip-glow {
  position: absolute;
  inset: -1px;
  border-radius: 999px;
  background: linear-gradient(160deg, var(--amber-hot), var(--amber-deep));
  box-shadow: var(--glow-amber);
}
.chip-label { position: relative; z-index: 1; }

/* language picker — sits just under the format chips */
.lang-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font: 600 0.74rem/1 var(--font-ui);
  letter-spacing: 0.03em;
  color: var(--muted);
}
.lang-row select {
  appearance: none;
  border: var(--hairline);
  background: var(--panel);
  color: var(--text);
  color-scheme: dark;
  font: 600 0.8rem/1 var(--font-ui);
  letter-spacing: 0.02em;
  padding: 7px 30px 7px 12px;
  border-radius: 999px;
  cursor: pointer;
  outline: none;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239a968d' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}
/* Keep the selected value + the open option list legible on the dark panel.
   (The old :hover rule set color: var(--ink) ≈ #09090b, which vanished on the
   dark background — and on some browsers the native <option> popup inherited
   near-black text too.) */
.lang-row select:hover { color: var(--amber); border-color: var(--line-strong); }
.lang-row select:focus { border-color: var(--amber); }
.lang-row select:disabled { opacity: 0.5; cursor: default; }
.lang-row select option {
  color: var(--text);
  background: var(--panel);
}

/* the stage: visualizer ring + mic */
.stage {
  position: relative;
  width: 300px;
  height: 300px;
  display: grid;
  place-items: center;
}

.visualizer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.mic {
  position: relative;
  width: 132px;
  height: 132px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(circle at 32% 26%, rgba(255, 255, 255, 0.10), transparent 42%),
    linear-gradient(165deg, var(--panel-2) 0%, var(--panel) 55%, #0e0e12 100%);
  color: var(--amber);
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 -10px 24px rgba(0, 0, 0, 0.5);
  transition: color 0.3s var(--ease), box-shadow 0.35s var(--ease);
}
.mic svg { width: 46px; height: 46px; }
.mic.recording {
  color: var(--rec);
  box-shadow:
    var(--glow-rec),
    0 18px 40px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  animation: mic-pulse 1.4s ease-in-out infinite;
}
@keyframes mic-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.04); }
}
.mic:disabled { cursor: default; opacity: 0.85; }

.spinner {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 3px solid rgba(255, 159, 46, 0.2);
  border-top-color: var(--amber);
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* readouts */
.timer {
  font: 700 1.5rem/1 var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
  color: var(--muted-2);
  min-height: 1.5rem;
  margin: 6px 0 0;
  transition: color 0.3s var(--ease);
}
.timer.rec { color: var(--rec); text-shadow: 0 0 18px rgba(255, 69, 48, 0.5); }

.hint {
  color: var(--muted);
  font-size: 0.86rem;
  margin: 2px 0 0;
  text-align: center;
}

.error {
  color: #ff7a6b;
  font-size: 0.86rem;
  text-align: center;
  margin: 4px 0 0;
}

/* --------------------------------------------------------------- result -- */
.result {
  background: var(--panel);
  border: var(--hairline);
  border-radius: var(--radius);
  padding: 18px 18px 14px;
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.35);
}

.result h2 {
  margin: 0 0 8px;
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  background: linear-gradient(90deg, var(--amber-hot), var(--amber));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.result .clean {
  margin: 0 0 10px;
  white-space: pre-wrap;
  line-height: 1.55;
  font-size: 0.95rem;
}

.result details {
  margin: 0 0 10px;
  border-top: var(--hairline);
  padding-top: 8px;
}
.result summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.result .raw {
  color: var(--muted);
  white-space: pre-wrap;
  font-size: 0.86rem;
  line-height: 1.5;
}

.actions {
  display: flex;
  gap: 8px;
  margin: 4px 0 8px;
}

button {
  font-family: var(--font-ui);
}

.actions button,
.settings button,
.account-row button {
  border: var(--hairline);
  background: var(--panel-2);
  color: var(--text);
  font-weight: 600;
  font-size: 0.84rem;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.actions button:hover,
.settings button:hover { border-color: var(--amber); }

button.primary {
  background: linear-gradient(160deg, var(--amber-hot), var(--amber-deep));
  color: var(--ink);
  border: 0;
  box-shadow: var(--glow-amber);
}

button.danger {
  color: #ff7a6b;
  border-color: rgba(255, 90, 70, 0.35);
}
button.danger:hover { border-color: var(--rec); }

.meta {
  color: var(--muted-2);
  font: 500 0.72rem/1.4 var(--font-mono);
  margin: 0;
  word-break: break-all;
}

/* -------------------------------------------------------------- history -- */
.history { gap: 14px; }
.history audio {
  width: 100%;
  height: 38px;
  margin: 4px 0 8px;
}

/* ------------------------------------------------------------- settings -- */
.settings { gap: 14px; padding-bottom: 24px; }

.settings h2 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 18px 0 0;
  border-top: var(--hairline);
  padding-top: 18px;
}

.settings label {
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--muted);
}
.settings label.row {
  flex-direction: row;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 500;
}

.settings select,
.settings input[type="text"],
.settings input[type="password"],
.settings textarea {
  appearance: none;
  border: var(--hairline);
  background: var(--panel);
  color: var(--text);
  color-scheme: dark;
  font: 500 0.9rem/1.4 var(--font-ui);
  padding: 11px 13px;
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.2s var(--ease);
}
.settings select:focus,
.settings input:focus,
.settings textarea:focus { border-color: var(--amber); }

.settings select {
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239a968d' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  padding-right: 34px;
}

.settings textarea { resize: vertical; }

.settings input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--amber);
}

.save-flash { color: var(--info); }

/* custom prompts */
.prompt-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--panel);
  border: var(--hairline);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
}
.prompt-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
  min-width: 0;
}
.prompt-name { font-weight: 700; font-size: 0.88rem; }
.prompt-hint-text {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.prompt-row .danger {
  border: 0;
  background: transparent;
  padding: 2px 6px;
  font-size: 0.9rem;
  cursor: pointer;
}

.prompt-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* BYOK keys */
.key-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.key-name {
  width: 86px;
  flex-shrink: 0;
  font: 600 0.8rem/1 var(--font-mono);
  color: var(--muted);
}
.key-row input { flex: 1; min-width: 0; }

.account-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

/* boot shimmer while /api/me resolves */
.boot {
  margin: auto;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 3px solid rgba(255, 159, 46, 0.15);
  border-top-color: var(--amber);
  animation: spin 0.8s linear infinite;
}

/* ------------------------------------------------------- history status ---- */
.badge {
  display: inline-block;
  margin-left: 8px;
  padding: 1px 9px;
  border-radius: 999px;
  font: 600 0.68rem/1.7 var(--font-ui);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  vertical-align: middle;
}
.badge-failed { background: rgba(255, 69, 48, 0.16); color: var(--rec); }
.badge-partial { background: rgba(255, 159, 46, 0.16); color: var(--amber); }

/* Collapsible error disclosure on history cards. */
.error-detail { margin: 10px 0 0; }
.error-detail > summary {
  cursor: pointer;
  font-size: 0.8rem;
  color: var(--muted);
  user-select: none;
  list-style: none;
}
.error-detail > summary::-webkit-details-marker { display: none; }
.error-detail[open] > summary { color: var(--rec); margin-bottom: 6px; }
.error-detail .error {
  font: 0.78rem/1.5 var(--font-mono);
  background: var(--panel-2);
  border: var(--hairline);
  border-radius: var(--radius-sm);
  padding: 9px 11px;
  margin: 0;
  word-break: break-word;
  white-space: pre-wrap;
}

/* Redo-cleanup row on a history card. */
.redo-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: var(--hairline);
}
.redo-row label { white-space: nowrap; }
.redo-row select {
  appearance: none;
  border: var(--hairline);
  background: var(--panel);
  color: var(--text);
  color-scheme: dark;
  font: 500 0.84rem/1.4 var(--font-ui);
  padding: 7px 28px 7px 10px;
  border-radius: var(--radius-sm);
  outline: none;
  flex: 1;
  min-width: 0;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239a968d' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}
.redo-row select:focus { border-color: var(--amber); }

/* Subtle secondary button (used by Apply in the redo row). */
button.ghost {
  background: transparent;
  border: var(--hairline);
  color: var(--text);
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}
button.ghost:hover:not(:disabled) { border-color: var(--line-strong); }
button.ghost:disabled { opacity: 0.5; cursor: default; }

/* -------------------------------------------------------- progress bar ----- */
.progress { width: 100%; max-width: 320px; margin-top: 10px; }
.progress-bar {
  height: 5px;
  border-radius: 999px;
  background: var(--panel-2);
  border: var(--hairline);
  overflow: hidden;
  position: relative;
}
.progress-fill {
  position: absolute;
  inset: 0;
  width: 35%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--amber-deep), var(--amber-hot), var(--amber-deep));
  background-size: 200% 100%;
  animation: progress-slide 1.1s ease-in-out infinite;
}
@keyframes progress-slide {
  0%   { left: -35%; }
  100% { left: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .progress-fill { animation: progress-pulse 1.4s ease-in-out infinite; left: 0; width: 100%; opacity: 0.6; }
  @keyframes progress-pulse { 0%,100% { opacity: 0.4; } 50% { opacity: 0.8; } }
}

/* -------------------------------------------------------- upload button ------ */
/* Seats the secondary "Upload a file" ghost button under the hint. Hidden
   during busy/recording (see App.tsx); only shown when idle. */
.upload-row {
  display: flex;
  justify-content: center;
  margin-top: 14px;
}

/* -------------------------------------------------------- model picker ------ */
.model-picker { display: flex; flex-direction: column; gap: 8px; margin-top: -4px; }
.model-picker .hint { margin: 2px 0 0; }

/* -------------------------------------------------------- theme picker ------ */
/* Segmented theme switcher in Settings. Mirrors the top-nav pill shape so the
   shared .nav-pill (layoutId="theme-pill") slides between options cleanly. */
.theme-picker {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2px;
  background: var(--panel);
  border: var(--hairline);
  border-radius: 22px;
  padding: 3px;
}
.theme-picker button {
  position: relative;
  flex: 1 1 auto;
  min-width: 84px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: 600 0.8rem/1 var(--font-ui);
  letter-spacing: 0.03em;
  padding: 9px 16px;
  border-radius: 999px;
  cursor: pointer;
}
.theme-picker button.active { color: var(--ink); }

/* --------------------------------------------------- prompt edit / actions -- */
.prompt-row-actions { display: flex; gap: 6px; align-items: center; }
.prompt-row-actions button {
  background: transparent;
  border: var(--hairline);
  color: var(--text);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
}
.prompt-edit { display: flex; flex-direction: column; gap: 8px; width: 100%; }
.prompt-edit input,
.prompt-edit textarea {
  appearance: none;
  border: var(--hairline);
  background: var(--panel);
  color: var(--text);
  color-scheme: dark;
  font: 500 0.9rem/1.4 var(--font-ui);
  padding: 9px 11px;
  border-radius: var(--radius-sm);
  outline: none;
  width: 100%;
}
.prompt-edit textarea { resize: vertical; min-height: 64px; }
.prompt-edit input:focus,
.prompt-edit textarea:focus { border-color: var(--amber); }
.prompt-edit-actions { display: flex; gap: 8px; }
.prompt-edit-actions button.primary { padding: 7px 16px; }

/* -------------------------------------------------------- iphone / pwa ------ */
/* Standalone PWA (Add to Home Screen) has no Safari chrome, so we must
   pad for the notch/status bar (top) and the home indicator (bottom) —
   env(safe-area-inset-*) only returns nonzero under viewport-fit=cover,
   which index.html already sets. */
@media (display-mode: standalone) {
  .app {
    padding-top: calc(18px + env(safe-area-inset-top));
    padding-bottom: calc(28px + env(safe-area-inset-bottom));
  }
}

/* Small / phone screens: keep the mic stage comfortable and prevent the nav
   + chips from crowding. The stage is 300px by default, which is fine, but
   on very narrow phones shrink it so the controls breathe. */
@media (max-width: 380px) {
  .stage { width: 260px; height: 260px; }
  .mode-row { gap: 6px; }
  .chip { padding: 8px 12px; font-size: 0.76rem; }
}

/* Larger tap targets + no text selection flash on buttons in the PWA. */
button { touch-action: manipulation; }

/* Make sure long history cards / redo rows never cause horizontal scroll. */
.result { overflow-wrap: anywhere; word-break: break-word; }
.redo-row select { max-width: 50vw; }

/* --------------------------------------------------------- reduced motion  */
@media (prefers-reduced-motion: reduce) {
  .scanline { animation: none; opacity: 0; }
  .mic.recording { animation: none; }
  /* The visualizer stays: it reflects live voice input (state, not decor). */
}