/* Nadto Quiet UI — original token and component layer inspired by quiet editorial tools. */
:root {
  color-scheme: light;
  --nq-ink-950: #111113;
  --nq-ink-700: #3f3f46;
  --nq-ink-500: #71717a;
  --nq-paper-0: #ffffff;
  --nq-paper-25: #fcfcfc;
  --nq-paper-50: #f7f7f8;
  --nq-paper-100: #f0f0f2;
  --nq-line: rgba(17, 17, 19, .08);
  --nq-line-strong: rgba(17, 17, 19, .14);
  --nq-accent: #18b78d;
  --nq-danger: #c63d4f;
  --nq-radius-sm: 8px;
  --nq-radius-md: 12px;
  --nq-radius-lg: 16px;
  --nq-radius-pill: 999px;
  --nq-shadow-popover: 0 24px 70px rgba(20, 20, 24, .12), 0 6px 22px rgba(20, 20, 24, .06);
  --nq-motion-fast: 140ms;
  --nq-motion-base: 220ms;
  --nq-ease: cubic-bezier(.23, 1, .32, 1);
  --bg: var(--nq-paper-50);
  --text: var(--nq-ink-950);
  --muted: var(--nq-ink-500);
  --panel: var(--nq-paper-0);
  --border: var(--nq-line);
  --control: var(--nq-paper-100);
  --active: var(--nq-paper-0);
  --accent: var(--nq-ink-950);
  --button: var(--nq-ink-950);
  --buttonText: var(--nq-paper-0);
  --dots: rgba(17, 17, 19, .025);
}

html[data-theme=dark] {
  color-scheme: dark;
  --nq-ink-950: #f5f5f5;
  --nq-ink-700: #d4d4d8;
  --nq-ink-500: #a1a1a6;
  --nq-paper-0: #1c1c1d;
  --nq-paper-25: #101112;
  --nq-paper-50: #101112;
  --nq-paper-100: #272728;
  --nq-line: rgba(255, 255, 255, .09);
  --nq-line-strong: rgba(255, 255, 255, .16);
  --nq-shadow-popover: 0 28px 80px rgba(0, 0, 0, .46), 0 8px 24px rgba(0, 0, 0, .28);
  --bg: var(--nq-paper-50);
  --text: var(--nq-ink-950);
  --muted: var(--nq-ink-500);
  --panel: var(--nq-paper-0);
  --border: var(--nq-line);
  --control: var(--nq-paper-100);
  --active: #343436;
  --accent: var(--nq-ink-950);
  --button: var(--nq-ink-950);
  --buttonText: #111113;
  --dots: rgba(255, 255, 255, .055);
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme]) {
    color-scheme: dark;
    --nq-ink-950: #f7f7f8;
    --nq-ink-700: #d4d4d8;
    --nq-ink-500: #a1a1aa;
    --nq-paper-0: #0c0c0d;
    --nq-paper-25: #101012;
    --nq-paper-50: #141416;
    --nq-paper-100: #222226;
    --nq-line: rgba(255, 255, 255, .09);
    --nq-line-strong: rgba(255, 255, 255, .16);
    --bg: var(--nq-paper-50);
    --text: var(--nq-ink-950);
    --muted: var(--nq-ink-500);
    --panel: var(--nq-paper-0);
    --border: var(--nq-line);
    --control: var(--nq-paper-100);
    --active: #303036;
    --button: var(--nq-ink-950);
    --buttonText: #111113;
  }
}

html,
body {
  background: var(--bg);
}

body {
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  font-feature-settings: 'kern' 1;
  text-rendering: optimizeLegibility;
}

button,
input,
select,
summary,
a {
  transition: background-color var(--nq-motion-fast) var(--nq-ease), border-color var(--nq-motion-fast) var(--nq-ease), color var(--nq-motion-fast) var(--nq-ease), opacity var(--nq-motion-fast) var(--nq-ease), transform var(--nq-motion-fast) var(--nq-ease), box-shadow var(--nq-motion-fast) var(--nq-ease);
}

button:active:not(:disabled),
.primary:active:not(:disabled),
.secondary:active:not(:disabled) {
  transform: scale(.98);
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
canvas:focus-visible,
summary:focus-visible,
a:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 3px;
}

.glass {
  background: var(--panel);
  border-color: var(--border);
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.workspace {
  grid-template-columns: minmax(0, 1fr) 320px;
  background: var(--bg);
}

.editor {
  background-color: var(--nq-paper-25);
  background-image: radial-gradient(var(--dots) 1px, transparent 1.25px);
  background-size: 18px 18px;
}

.inspector,
.workspace.is-empty .inspector {
  padding-inline: 18px;
  border-left: 1px solid var(--border);
  background: var(--panel);
}

.inspector-title {
  min-height: 64px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.inspector-title h1 {
  font-size: 16px;
  font-weight: 650;
  letter-spacing: -.025em;
}

.inspector-actions {
  gap: 6px;
}

.logout-link {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 11px;
  border-radius: var(--nq-radius-pill);
  color: var(--muted);
  font-size: 12px;
}

.logout-link:hover {
  background: var(--control);
  color: var(--text);
}

.theme-switch {
  gap: 1px;
  padding: 2px;
  border-radius: var(--nq-radius-pill);
  background: var(--control);
}

.theme-switch button {
  width: 30px;
  height: 30px;
  border-radius: var(--nq-radius-pill);
}

.theme-switch button[aria-pressed=true] {
  background: var(--active);
  box-shadow: 0 1px 2px rgba(17, 17, 19, .08);
}

.inspector-scroll {
  margin-inline: -4px;
  padding: 18px 4px 4px;
}

.control-section {
  margin-bottom: 26px;
}

.section-title {
  margin: 0 2px 11px;
}

.section-title::after {
  background: var(--border);
}

.section-title h3,
.advanced summary,
.export-options label {
  color: var(--muted);
  font-size: 12px;
  font-weight: 550;
}

.upload-prompt {
  min-height: 44px;
  padding: 0 18px;
  border: 0;
  border-radius: var(--nq-radius-pill);
  background: var(--button);
  color: var(--buttonText);
  box-shadow: 0 1px 2px rgba(17, 17, 19, .12), 0 8px 24px rgba(17, 17, 19, .08);
  font-size: 14px;
  font-weight: 620;
}

.upload-prompt:hover {
  filter: none;
  transform: translate(-50%, calc(-50% - 2px));
}

.media-card {
  min-height: 64px;
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: var(--nq-radius-md);
  background: var(--control);
}

.media-card:hover {
  border-color: var(--nq-line-strong);
}

.media-card .file-symbol {
  width: 34px;
  height: 44px;
  border-radius: 7px;
  background: var(--active);
}

.file-info strong {
  font-size: 13px;
  font-weight: 580;
}

.file-info small {
  margin-top: 3px;
  font-size: 11px;
}

.select-trigger,
select,
.color-field,
input[type=range] {
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: var(--nq-radius-sm);
  background-color: var(--control);
}

.select-trigger {
  padding: 0 12px;
}

.select-trigger:hover,
select:hover,
.color-field:hover,
input[type=range]:hover {
  border-color: var(--nq-line-strong);
  filter: none;
}

.select-trigger[aria-expanded=true] {
  border-color: var(--nq-line-strong);
  background: var(--active);
}

.select-menu {
  padding: 5px;
  border-color: var(--border);
  border-radius: var(--nq-radius-md);
  background: var(--panel);
  box-shadow: var(--nq-shadow-popover);
}

.select-option {
  min-height: 40px;
  padding: 0 10px;
  border-radius: var(--nq-radius-sm);
  font-size: 13px;
}

.select-option:hover,
.select-option:focus,
.select-option[aria-selected=true] {
  background: var(--control);
}

.range-label {
  height: 42px;
  padding-inline: 12px;
  margin-bottom: -42px;
  color: var(--muted);
  font-size: 13px;
}

input[type=range] {
  height: 42px;
  margin-bottom: 10px;
  background-image: linear-gradient(var(--active), var(--active));
  background-color: var(--control);
}

input[type=range]::-webkit-slider-thumb {
  width: 2px;
  height: 22px;
  border-radius: 2px;
  background: var(--nq-line-strong);
}

.segments {
  gap: 2px;
  padding: 3px;
  border-radius: 10px;
  background: var(--control);
}

.segments button {
  min-height: 34px;
  padding: 0 6px;
  border-radius: 7px;
  color: var(--muted);
  font-size: 12px;
}

.segments button:hover {
  color: var(--text);
  filter: none;
}

.segments button[aria-pressed=true] {
  border: 0;
  background: var(--active);
  color: var(--text);
  box-shadow: 0 1px 3px rgba(17, 17, 19, .1);
}

input[type=checkbox] {
  width: 34px;
  height: 20px;
  border: 0;
  background: #d8d8dc;
}

html[data-theme=dark] input[type=checkbox] {
  background: #37373d;
}

input[type=checkbox]::after {
  top: 3px;
  left: 3px;
  width: 14px;
  height: 14px;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, .22);
}

input[type=checkbox]:checked {
  background: var(--nq-accent);
}

input[type=checkbox]:checked::after {
  transform: translateX(14px);
}

.secondary,
.primary,
.export-buttons button {
  min-height: 42px;
  border-radius: var(--nq-radius-sm);
  font-weight: 590;
}

.secondary {
  border: 1px solid transparent;
  background: var(--control);
  color: var(--text);
}

.secondary:hover {
  border-color: var(--nq-line-strong);
  filter: none;
}

.primary {
  background: var(--button);
  color: var(--buttonText);
}

.primary:hover {
  filter: none;
  opacity: .88;
}

.export-section {
  margin-inline: -18px;
  padding: 12px 18px max(16px, env(safe-area-inset-bottom));
  border-top: 1px solid var(--border);
  background: var(--panel);
}

.advanced summary {
  min-height: 32px;
  display: flex;
  align-items: center;
  border-radius: 7px;
}

.advanced summary:hover {
  color: var(--text);
}

.toast {
  padding: 11px 15px;
  border: 1px solid var(--border);
  border-radius: var(--nq-radius-pill);
  background: var(--text);
  color: var(--bg);
  box-shadow: var(--nq-shadow-popover);
  font-size: 13px;
  font-weight: 550;
}

.auth-page {
  background: var(--bg);
  background-image: none;
}

.auth-card {
  width: min(420px, 100%);
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--nq-radius-lg);
  background: var(--panel);
  box-shadow: 0 28px 90px rgba(17, 17, 19, .09);
}

.auth-brand {
  min-height: 38px;
  margin-bottom: 44px;
}

.auth-brand strong {
  font-size: 16px;
  font-weight: 650;
}

.brand-mark {
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 11px;
  background: var(--text);
  color: var(--bg);
}

.auth-card h1 {
  font-size: 30px;
  letter-spacing: -.04em;
}

.auth-message {
  color: var(--muted);
}

.auth-input {
  min-height: 46px;
  border-color: transparent;
  border-radius: var(--nq-radius-sm);
  background: var(--control);
  color: var(--text);
}

.auth-input:hover,
.auth-input:focus-visible {
  border-color: var(--nq-line-strong);
  box-shadow: none;
}

.auth-message.error {
  color: var(--nq-danger);
}

.auth-note {
  color: var(--muted);
}

@media (max-width: 720px) {
  .workspace,
  .workspace.is-empty {
    display: flex;
    flex-direction: column;
  }

  .editor,
  .workspace.is-empty .editor {
    position: relative;
    top: auto;
    z-index: 0;
    height: clamp(300px, 58dvh, 520px);
  }

  .inspector,
  .workspace.is-empty .inspector {
    position: relative;
    width: 100%;
    height: auto;
    padding-inline: 16px;
    border-top: 1px solid var(--border);
    border-left: 0;
  }

  .inspector-title {
    min-height: 60px;
  }

  .inspector-scroll,
  .workspace.is-empty .inspector-scroll {
    overflow: visible;
  }

  .export-section {
    margin-inline: -16px;
    padding-inline: 16px;
  }

  .select-menu {
    max-height: 48dvh;
  }

  .toast {
    top: max(14px, env(safe-area-inset-top));
    bottom: auto;
    left: 50%;
    max-width: calc(100vw - 32px);
  }
}

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