/* ytrss · Workbench — design tokens and component styles.
   Locked in DESIGN-SYSTEM.md, 2026-04-24. */

/* Theme tokens. Default = dark (Workbench warm-paper-on-cocoa).
   data-theme="light" inverts surfaces + ink while keeping the same
   amber accent so the brand still reads. Toggle in the nav, persisted
   to localStorage, applied before paint by the inline script in
   pageShell to avoid a flash of wrong theme. */
:root,
:root[data-theme="dark"] {
  --surface: #1D1B17;
  --surface-raised: #25221C;
  --surface-edge: #13110E;

  --ink: #E8E1D2;
  --ink-soft: #9C9385;
  --ink-faint: #5A5346;

  --accent: #E6A537;
  --flag: #A04E2C;
  --marginalia: #D9AF5F;

  --hairline: #3A362E;
  --hairline-bright: #4A4437;

  --grid-opacity: 0.12;
  --shadow-dropdown: 0 8px 24px rgba(0,0,0,0.4);
  --hover-tint: rgba(230, 165, 55, 0.08);
}

:root[data-theme="light"] {
  --surface: #F5F1E8;
  --surface-raised: #FBF8EF;
  --surface-edge: #E8E2D3;

  --ink: #2A2620;
  --ink-soft: #6B6357;
  --ink-faint: #A39A87;

  --accent: #B57A1F;
  --flag: #8E3F22;
  --marginalia: #9C7320;

  --hairline: #DCD4C0;
  --hairline-bright: #C4BAA0;

  --grid-opacity: 0.06;
  --shadow-dropdown: 0 8px 24px rgba(0,0,0,0.12);
  --hover-tint: rgba(181, 122, 31, 0.10);
}

:root {
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.25rem;
  --space-5: 3.5rem;

  --type-display: 'IBM Plex Mono', 'SF Mono', Menlo, monospace;
  --type-body: 'IBM Plex Sans', system-ui, sans-serif;
  --type-mono: 'IBM Plex Mono', 'SF Mono', Menlo, monospace;
  --type-hand: 'Caveat', cursive;
}

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

html, body {
  background: var(--surface);
  color: var(--ink);
  font-family: var(--type-body);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  padding: var(--space-4) var(--space-3) var(--space-5);
  max-width: 960px;
  margin: 0 auto;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--hairline) 1px, transparent 1px),
    linear-gradient(90deg, var(--hairline) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: var(--grid-opacity);
  z-index: 0;
}

main, header, section, footer, article, aside, nav { position: relative; z-index: 1; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 3px; }

/* ————— header ————— */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--accent);
  margin-bottom: var(--space-3);
}

.masthead {
  font-family: var(--type-display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
}
.masthead .slash { color: var(--accent); font-weight: 400; margin: 0 0.35em; }
.masthead a { color: inherit; }
.masthead a:hover { color: var(--accent); text-decoration: none; }

.status {
  font-family: var(--type-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  text-transform: uppercase;
}
.status .dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  margin-right: 0.5em;
  vertical-align: middle;
  box-shadow: 0 0 8px var(--accent);
}

.site-nav { display: flex; gap: var(--space-2); align-items: center; }
.site-nav a {
  font-family: var(--type-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.site-nav a:hover { color: var(--accent); text-decoration: none; }

/* ————— stacks dropdown ————— */
.nav-dropdown { position: relative; }
.nav-dropdown-toggle {
  font-family: var(--type-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
}
.nav-dropdown-toggle:hover { color: var(--accent); }
.nav-dropdown-chevron {
  font-size: 0.65rem;
  transition: transform 0.15s ease;
  display: inline-block;
}
.nav-dropdown.open .nav-dropdown-chevron { transform: rotate(180deg); }
.nav-dropdown.open .nav-dropdown-toggle { color: var(--accent); }

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  min-width: 220px;
  max-width: calc(100vw - 2rem);
  background: var(--surface-raised);
  border: 1px solid var(--hairline-bright);
  border-radius: 4px;
  box-shadow: var(--shadow-dropdown);
  padding: 0.4rem 0;
  z-index: 100;
}
.nav-dropdown.open .nav-dropdown-menu { display: block; }

.nav-dropdown-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.45rem 0.9rem;
  font-family: var(--type-body);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--ink);
  white-space: nowrap;
  cursor: pointer;
}
.nav-dropdown-item:hover {
  background: var(--hover-tint);
  color: var(--accent);
  text-decoration: none;
}
.nav-dropdown-header {
  font-family: var(--type-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.nav-dropdown-action {
  font-family: var(--type-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}
.nav-dropdown-count {
  font-family: var(--type-mono);
  font-size: 0.65rem;
  color: var(--ink-soft);
  margin-left: 1rem;
}
.nav-dropdown-divider {
  height: 1px;
  background: var(--hairline);
  margin: 0.3rem 0;
}

/* ————— heartbeat ————— */
.heartbeat {
  font-family: var(--type-mono);
  font-size: 0.75rem;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
  padding: var(--space-1) 0;
}
.heartbeat .label {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-right: 0.75em;
}
.heartbeat .empty { font-style: italic; color: var(--ink-faint); }

/* ————— compose ————— */
.compose {
  background: var(--surface-raised);
  border: 1px solid var(--hairline-bright);
  margin-top: var(--space-4);
  margin-bottom: var(--space-5);
  display: flex;
  align-items: stretch;
}

.compose-label {
  font-family: var(--type-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: var(--space-2) var(--space-3);
  background: var(--surface-edge);
  display: flex;
  align-items: center;
  border-right: 1px solid var(--hairline-bright);
}

.compose input {
  flex: 1;
  /* Recessed field so the input reads as a distinct box rather than blending
     into the row — was transparent + borderless, which made it hard to tell
     where to type, especially on mobile where the row stacks. */
  background: var(--surface-edge);
  border: none;
  outline: none;
  font-family: var(--type-mono);
  font-size: 0.92rem;
  color: var(--ink);
  padding: var(--space-2) var(--space-3);
  box-shadow: inset 0 0 0 1px transparent;
  transition: box-shadow 100ms ease;
}
/* Brighter than --ink-faint so the URL hint is actually legible. */
.compose input::placeholder { color: var(--ink-soft); }
.compose input:focus { box-shadow: inset 0 0 0 1px var(--accent); }

/* ————— buttons ————— */
.btn {
  font-family: var(--type-mono);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.6rem 1.2rem;
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--hairline-bright);
  cursor: pointer;
  transition: all 100ms ease;
  border-radius: 0;
}
.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 2px 0 var(--hairline);
}
.btn:active { transform: translateY(0); box-shadow: none; }

.btn.primary {
  background: var(--accent);
  color: var(--surface);
  border-color: var(--accent);
  padding: 0.6rem 1.4rem;
  font-weight: 500;
}
.btn.primary:hover {
  background: var(--flag);
  border-color: var(--flag);
  color: var(--ink);
}

.btn.quiet {
  font-size: 0.65rem;
  padding: 0.4rem 0.75rem;
  border-color: var(--hairline);
  color: var(--ink-soft);
}
.btn.quiet:hover { color: var(--accent); border-color: var(--accent); }

.btn.danger:hover { color: var(--flag); border-color: var(--flag); }

/* ————— section head ————— */
.section-head {
  font-family: var(--type-mono);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-2);
  margin-top: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.section-head::before { content: '◆'; color: var(--accent); }
.section-head::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--hairline);
}
.section-head .count { color: var(--ink-soft); font-weight: 400; letter-spacing: 0.15em; }
/* When a header carries an action button, the hairline rule fills the gap
   and the button sits flush right. order: keeps the button after the rule. */
.section-head.with-action::after { order: 1; }
.section-head.with-action .btn { order: 2; margin-left: var(--space-2); flex: none; }

/* ————— feed row ————— */
.feed-list { margin-bottom: var(--space-3); }

.feed {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  align-items: stretch;
  background: var(--surface-raised);
  border: 1px solid var(--hairline-bright);
  margin-bottom: var(--space-1);
  text-decoration: none;
  color: inherit;
  transition: border-color 100ms ease;
}
.feed:hover { border-color: var(--accent); text-decoration: none; }

/* bench tag */
.tag {
  background: var(--surface-edge);
  border-right: 1px solid var(--hairline-bright);
  padding: var(--space-2);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  position: relative;
}
.tag::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  width: 10px;
  height: 10px;
  background: var(--surface-edge);
  border-right: 1px solid var(--hairline-bright);
  border-top: 1px solid var(--hairline-bright);
  transform: translateY(-50%) rotate(45deg);
}
.tag-id {
  font-family: var(--type-mono);
  font-size: 0.65rem;
  color: var(--ink-faint);
  letter-spacing: 0.1em;
}
.tag-date {
  font-family: var(--type-mono);
  font-size: 0.8rem;
  color: var(--ink);
  font-weight: 500;
  margin-top: 0.15rem;
  text-transform: uppercase;
}

.feed-body {
  padding: var(--space-2) var(--space-3);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feed-title {
  font-family: var(--type-body);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 0.3rem;
}

.feed-meta {
  font-family: var(--type-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  display: flex;
  gap: var(--space-1);
  flex-wrap: wrap;
  align-items: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.55rem;
  border: 1px solid var(--hairline);
  border-radius: 2px;
  font-family: var(--type-mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.pill.fresh { color: var(--accent); border-color: var(--accent); }
.pill.error { color: var(--flag); border-color: var(--flag); }
.pill.success { color: var(--ink-soft); border-color: var(--hairline); }
.pill.synced { color: var(--accent); border-color: var(--accent); opacity: 0.7; }
.pill.pending { color: var(--ink-faint); border-color: var(--hairline); }
.pill.skipped { color: var(--ink-faint); border-color: var(--hairline); opacity: 0.8; font-style: italic; }

.feed-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: var(--space-2);
  border-left: 1px solid var(--hairline-bright);
  background: var(--surface-edge);
}

/* prevent link click bubbling from action buttons */
.feed-actions .btn { position: relative; z-index: 2; }

/* ————— detail page header ————— */
.detail-head {
  margin: var(--space-4) 0 var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--hairline);
}
.detail-kicker {
  font-family: var(--type-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: var(--space-1);
}
.detail-title {
  font-family: var(--type-body);
  font-size: 2rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: var(--space-2);
}
.detail-meta {
  font-family: var(--type-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

/* ————— video row (inside channel detail) ————— */
.video-row {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: var(--space-2);
  padding: var(--space-2);
  background: var(--surface-raised);
  border: 1px solid var(--hairline);
  margin-bottom: 0.35rem;
  align-items: center;
}
.video-row:hover { border-color: var(--hairline-bright); }
.video-date {
  font-family: var(--type-mono);
  font-size: 0.72rem;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
  border-right: 1px solid var(--hairline);
  padding-right: var(--space-2);
  text-transform: uppercase;
}
.video-title {
  font-family: var(--type-body);
  font-size: 1rem;
  color: var(--ink);
}
.video-title a { color: var(--ink); }
.video-title a:hover { color: var(--accent); text-decoration: none; }
.video-status {
  display: flex;
  gap: 0.35rem;
  align-items: center;
}

/* ————— transcript reader ————— */
.transcript-body {
  font-family: var(--type-body);
  font-size: 1.02rem;
  line-height: 1.72;
  color: var(--ink);
  max-width: 65ch;
  margin: var(--space-3) auto 0;
  white-space: pre-wrap;
  word-wrap: break-word;
}
.transcript-body p + p { margin-top: var(--space-2); }

/* ————— login ————— */
.login-shell {
  max-width: 380px;
  margin: var(--space-5) auto;
  padding: var(--space-4);
  background: var(--surface-raised);
  border: 1px solid var(--hairline-bright);
}
.login-shell h1 {
  font-family: var(--type-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--accent);
  margin-bottom: var(--space-3);
}
.login-shell h1 .slash { color: var(--accent); margin: 0 0.35em; }
.login-shell label {
  display: block;
  font-family: var(--type-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 0.4rem;
  margin-top: var(--space-2);
}
.login-shell input {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--hairline-bright);
  color: var(--ink);
  font-family: var(--type-mono);
  font-size: 0.95rem;
  padding: 0.6rem var(--space-2);
  outline: none;
  border-radius: 0;
}
.login-shell input:focus { border-color: var(--accent); }
.login-shell .login-error {
  color: var(--flag);
  font-family: var(--type-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

/* ————— paste result ————— */
.paste-meta {
  font-family: var(--type-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  margin: var(--space-2) 0;
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.paste-actions {
  display: flex;
  gap: var(--space-1);
  margin-bottom: var(--space-3);
}

/* ————— messages / errors ————— */
.msg {
  font-family: var(--type-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  padding: var(--space-2);
  border-left: 3px solid var(--hairline);
  background: var(--surface-raised);
  margin: var(--space-2) 0;
}
.msg.error { border-left-color: var(--flag); color: var(--flag); }
.msg.ok { border-left-color: var(--accent); color: var(--accent); }

/* ————— Caveat accents (used sparingly) ————— */
.caveat {
  font-family: var(--type-hand);
  font-size: 1.25rem;
  color: var(--marginalia);
  line-height: 1.3;
}
.caveat-rotate { display: inline-block; transform: rotate(-1deg); }

/* ————— footer ————— */
.site-footer {
  margin-top: var(--space-5);
  padding-top: var(--space-2);
  border-top: 1px solid var(--hairline);
  font-family: var(--type-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--ink-faint);
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
}

/* ————— theme toggle ————— */
.theme-toggle {
  background: transparent;
  border: 1px solid var(--hairline);
  color: var(--ink-soft);
  cursor: pointer;
  width: 2rem;
  height: 2rem;
  padding: 0;
  font-size: 0.85rem;
  line-height: 1;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 100ms ease, border-color 100ms ease;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }
.theme-toggle .theme-icon-light { display: none; }
.theme-toggle .theme-icon-dark { display: inline; }
:root[data-theme="light"] .theme-toggle .theme-icon-dark { display: none; }
:root[data-theme="light"] .theme-toggle .theme-icon-light { display: inline; }

/* ————— responsive ————— */
/* 768px — tablet/landscape phone — wrap the nav rather than overflow */
@media (max-width: 768px) {
  .site-header { flex-wrap: wrap; gap: var(--space-1); }
  .site-nav { flex-wrap: wrap; gap: var(--space-1) var(--space-2); }
}

/* 640px — phones — stack the heaviest layouts */
@media (max-width: 640px) {
  body { padding: var(--space-3) var(--space-2); }
  .masthead { font-size: 0.9rem; }
  .feed { grid-template-columns: 70px 1fr; grid-template-rows: auto auto; }
  .feed-actions { grid-column: 1 / -1; border-left: none; border-top: 1px solid var(--hairline-bright); justify-content: flex-end; }
  .video-row { grid-template-columns: 1fr; gap: 0.35rem; }
  .video-date { border-right: none; padding-right: 0; }
  .detail-title { font-size: 1.5rem; }
  .compose { flex-direction: column; align-items: stretch; }
  .compose-label { border-right: none; border-bottom: 1px solid var(--hairline-bright); }
  /* iOS touch-target minimum is 44px. Bump small buttons. */
  .btn.quiet { padding: 0.7rem 1rem; font-size: 0.7rem; }
  .btn { padding: 0.7rem 1.2rem; }
  /* select / inputs inside .compose grow full-width when stacked */
  .compose select,
  .compose input { width: 100%; }
  /* Dropdown menu min-width drops so it can fit narrow viewports */
  .nav-dropdown-menu { min-width: 180px; }
}

/* 480px — narrow phones — tighten further */
@media (max-width: 480px) {
  body { padding: var(--space-2); }
  .site-nav a, .nav-dropdown-toggle { font-size: 0.65rem; }
  .detail-title { font-size: 1.25rem; line-height: 1.2; }
  .heartbeat { font-size: 0.7rem; }
  .feed { grid-template-columns: 60px 1fr; }
  .tag-id { font-size: 0.6rem; }
}