@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --bg:        #0b0c10;
  --bg-card:   #141621;
  --bg-deep:   #0f1120;
  --border:    #23263a;
  --border-mid:#2a2e47;
  --text:      #e8e8ea;
  --text-2:    #b8b8c0;
  --text-3:    #8f93a8;
  --accent:    #8fb0ff;
  --accent-glow: rgba(143, 176, 255, 0.14);
  --blue:      #4b73ff;
  --blue-dim:  rgba(75, 115, 255, 0.15);
  --green:     #3fd4a1;
  --red:       #ff7878;
  --yellow:    #ffe07a;
  --radius:    12px;
  --radius-lg: 16px;
  font-family: 'Inter', system-ui, sans-serif;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

/* ─── Navigation ──────────────────────────────────────────── */

.siteNav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11, 12, 16, 0.9);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.siteNav .navInner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.siteNav a {
  color: var(--text-2);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: color 0.15s;
}

.siteNav a:hover { color: var(--text); }

.navBrand {
  color: var(--text-2);
}

.navLinks {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.navLinks a + a::before {
  content: "|";
  color: var(--text-3);
  margin-right: 6px;
  font-size: 12px;
}

.navToggle {
  display: none;
  margin-left: auto;
  border: 1px solid var(--border-mid);
  background: var(--bg-card);
  color: var(--text-2);
  border-radius: var(--radius);
  padding: 6px 12px;
  font-size: 12px;
  font-family: 'Inter', system-ui, sans-serif;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}

.navToggle:hover { color: var(--text); border-color: var(--border-mid); }
.navToggle:active { transform: translateY(1px); }

.siteNav a[aria-current="page"] {
  color: var(--accent);
  text-decoration: none;
}

@media (max-width: 720px) {
  .siteNav .navInner { align-items: center; }
  .navToggle { display: inline-flex; }
  .navLinks {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
    margin-top: 8px;
  }
  .navLinks a + a::before { display: none; }
  .navLinks.open { display: flex; }
}

/* ─── Layout ──────────────────────────────────────────────── */

.wrap {
  margin: 0 auto;
  padding: 32px 20px 56px;
  max-width: 1100px;
}

.siteFooter {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px 32px;
  color: var(--text-3);
  font-size: 12px;
  text-align: center;
  letter-spacing: 0.02em;
}

.siteFooter small { font-size: 100%; }

.page-utm .wrap     { max-width: 720px; }
.page-qr .wrap      { max-width: 720px; }
.page-aptitles .wrap { max-width: 960px; }
.page-symbols .wrap { max-width: 980px; }
.page-charcopy .wrap { max-width: 820px; }
.page-serp .wrap    { max-width: 1100px; }
.page-home .wrap    { max-width: 1000px; }
.page-counter .wrap { max-width: 900px; }

/* ─── Typography ──────────────────────────────────────────── */

h1 {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 26px;
  font-weight: 400;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

p {
  margin: 0 0 18px;
  color: var(--text-2);
  line-height: 1.5;
}

.page-utm h1     { margin-bottom: 16px; }
.page-charcopy h1 { margin-bottom: 10px; }
.page-utm p      { margin: 6px 0 20px; }

/* ─── Cards ───────────────────────────────────────────────── */

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: border-color 0.2s;
}

.page-utm .card,
.page-aptitles .card {
  padding: 24px;
}

/* ─── Form elements ───────────────────────────────────────── */

label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 8px;
}

.page-utm label {
  display: flex;
  align-items: center;
  gap: 6px;
}

.page-serp label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 14px;
}

input,
textarea,
select {
  width: 100%;
  box-sizing: border-box;
  padding: 11px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-deep);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  margin-bottom: 4px;
}

textarea:focus,
input:focus,
select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-dim);
}

.page-utm input,
.page-utm select {
  margin-bottom: 18px;
}

.page-aptitles textarea { min-height: 120px; resize: vertical; }
.page-charcopy textarea { min-height: 68px;  resize: vertical; }
.page-charcopy input,
.page-charcopy textarea { padding: 8px 12px; }
.page-charcopy input    { height: 36px; }
.page-serp textarea     { min-height: 92px;  resize: vertical; }
.page-counter textarea  { min-height: 180px; resize: vertical; }

/* ─── Buttons ─────────────────────────────────────────────── */

button,
.btn {
  padding: 10px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border-mid);
  background: var(--bg-card);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  user-select: none;
  transition: border-color 0.15s, background 0.15s, transform 0.1s;
}

button:hover, .btn:hover {
  border-color: var(--border-mid);
  background: #1b1f33;
}

.btn { white-space: nowrap; }

button.primary {
  background: #2b55ff;
  border-color: #2b55ff;
  color: #e8e8ea;
  font-weight: 600;
}

button.primary:hover {
  background: #3d65ff;
  border-color: #3d65ff;
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

button:active:not(:disabled),
.btn:active { transform: translateY(1px); }

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.page-utm .actions    { margin-top: 6px; }

/* ─── Stats / Counters ────────────────────────────────────── */

.counterStats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
  margin-bottom: 14px;
}

@media (max-width: 600px) {
  .counterStats { grid-template-columns: 1fr; }
}

.stat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-deep);
}

.statLabel {
  font-size: 12px;
  color: var(--text-2);
}

.miniBtn {
  padding: 7px 10px;
  font-size: 12px;
}

/* ─── Badges ──────────────────────────────────────────────── */

.badge {
  font-size: 11px;
  font-weight: 500;
  padding: 3px 9px;
  border: 1px solid var(--border-mid);
  border-radius: 999px;
  color: var(--text-2);
  white-space: nowrap;
}

.ok   { border-color: #2a6b3f; color: #bfeecf; background: rgba(63, 212, 161, 0.08); }
.warn { border-color: #7a6b2a; color: #ffe9a6; background: rgba(255, 224, 122, 0.08); }
.over { border-color: #7a2b2b; color: #ffb4b4; background: rgba(255, 120, 120, 0.08); }

/* ─── Misc ────────────────────────────────────────────────── */

.meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.92em;
}

.req {
  color: var(--accent);
  font-weight: 600;
}

.pill {
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-2);
}

.tip {
  position: relative;
  cursor: help;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 11px;
  text-transform: none;
  color: var(--blue);
  border: 1px solid var(--border-mid);
  border-radius: 50%;
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.tip:hover::after,
.tip:focus::after {
  content: attr(data-tip);
  position: absolute;
  left: 0;
  top: 22px;
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius);
  padding: 10px 12px;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 12px;
  color: var(--text);
  white-space: normal;
  width: min(240px, 70vw);
  z-index: 10;
}

.mini {
  font-size: 12px;
  color: var(--text-2);
  margin-top: 10px;
}

.out {
  margin-top: 16px;
  padding: 11px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-deep);
  font-size: 14px;
  word-break: break-all;
}

.error {
  color: var(--red);
  font-size: 12px;
  margin-top: 10px;
}

/* ─── QR ──────────────────────────────────────────────────── */

.qrWrap {
  margin-top: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-deep);
  padding: 16px;
  display: none;
}

.qrHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.qrTitle {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.qrCanvasWrap {
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  padding: 24px;
  background: #ffffff;
}

canvas {
  image-rendering: pixelated;
  max-width: 250px;
}

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 16px 0 20px;
}

/* ─── Character copy checker ──────────────────────────────── */

.charcopy-layout {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: 20px;
}

.charcopy-sidebar {
  width: 140px;
  flex-shrink: 0;
  position: sticky;
  top: 20px;
  padding-right: 16px;
}

.charcopy-sidebar-label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-3);
  margin-bottom: 10px;
}


.charcopy-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.charcopy-nav-item {
  display: flex;
  align-items: center;
  gap: 7px;
  width: 100%;
  padding: 7px 10px;
  background: none;
  border: none;
  border-radius: 6px;
  color: var(--text-2);
  font-size: 13px;
  font-family: 'Inter', system-ui, sans-serif;
  cursor: pointer;
  text-align: left;
  transition: color .15s, background .15s;
}

.charcopy-nav-item:hover {
  color: var(--text);
  background: var(--bg-deep);
}

.charcopy-nav-item.active {
  background: var(--blue);
  color: #fff;
}

.charcopy-nav-item .icon {
  color: inherit;
  flex-shrink: 0;
}

.charcopy-panel {
  flex: 1;
  min-width: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}

.charcopy-panel h2 {
  margin: 0 0 18px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-charcopy .field { margin-bottom: 14px; }

.page-charcopy .row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 5px;
}

.page-charcopy .row label {
  display: inline;
  margin-bottom: 0;
}

.charcopy-count {
  font-size: 12px;
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--accent);
  flex-shrink: 0;
}

.charcopy-input-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.charcopy-input-row input,
.charcopy-input-row textarea {
  flex: 1;
  min-width: 0;
}

@media (max-width: 1000px) {
  .charcopy-layout { flex-direction: column; }
  .charcopy-sidebar { width: 100%; position: static; padding-right: 0; padding-bottom: 16px; }
  .charcopy-nav { flex-direction: row; flex-wrap: wrap; }
}

.note {
  font-size: 12px;
  color: var(--text-2);
  margin-top: 14px;
  line-height: 1.5;
}

.icon {
  width: 16px;
  height: 16px;
  color: var(--accent);
  flex-shrink: 0;
}

/* ─── AP Titles ───────────────────────────────────────────── */

.page-aptitles .row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 16px 0;
}

.apHelp {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--text-2);
}

.apHelp h2 {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.apHelp p {
  margin: 10px 0;
  color: var(--text-2);
  line-height: 1.6;
  font-size: 13px;
}

.apHelp h3 {
  margin: 18px 0 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.apHelp ul {
  margin: 8px 0 14px 18px;
  padding: 0;
  color: var(--text-2);
  line-height: 1.6;
  font-size: 13px;
}

.apHelp li { margin: 7px 0; }

.apHelp .callout {
  margin: 14px 0;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border-mid);
  background: var(--bg-deep);
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.55;
}

.apHelp .mono { color: var(--text); }

.apHelp .examples {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.apHelp .ex {
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-deep);
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.55;
}

.apHelp .ex b { color: var(--text); }

.apHelp .tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-2);
  font-size: 11px;
  margin-right: 6px;
  transform: translateY(-1px);
  white-space: nowrap;
}

.apHelp .divider {
  height: 1px;
  background: var(--border);
  margin: 16px 0;
}

@media (max-width: 700px) {
  .apHelp p,
  .apHelp ul,
  .apHelp .callout,
  .apHelp .ex {
    font-size: 13px;
  }
}

/* ─── Symbol library ──────────────────────────────────────── */

.topbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 16px;
}

.search {
  flex: 1 1 320px;
  display: flex;
  gap: 10px;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 10px 14px;
  transition: border-color 0.15s;
}

.search:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-dim);
}

.search input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: var(--text);
  font-size: 14px;
  box-shadow: none;
  padding: 0;
}

.muted { color: var(--text-2); font-size: 12px; }

.chipRow {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.chip {
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-2);
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-family: 'Inter', system-ui, sans-serif;
  font-weight: 500;
  cursor: pointer;
  user-select: none;
  transition: border-color 0.15s, color 0.15s;
}

.chip:hover { color: var(--text); border-color: var(--border-mid); }

.chip.active {
  border-color: #2b55ff;
  background: var(--bg-deep);
  color: var(--text);
}

.page-symbols .grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 900px) {
  .page-symbols .grid { grid-template-columns: 1fr; }
}

.page-symbols .card h2 {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.symbols {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

@media (max-width: 480px) {
  .symbols { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

.symBtn {
  border: 1px solid var(--border);
  background: var(--bg-deep);
  border-radius: var(--radius);
  padding: 10px 8px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  justify-content: center;
  min-height: 70px;
  user-select: none;
  transition: border-color 0.15s, background 0.15s, transform 0.1s;
}

.symBtn:hover { border-color: var(--border-mid); background: var(--bg-card); }
.symBtn:active { transform: translateY(1px); }

.symBtn.copied {
  border-color: var(--green);
  box-shadow: 0 0 0 2px rgba(63, 212, 161, 0.15);
}

.sym  { font-size: 24px; line-height: 1; color: var(--text); }
.name { font-size: 11px; color: var(--text-2); text-align: center; line-height: 1.15; }

.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--border-mid);
  color: var(--text);
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
  z-index: 50;
}

.toast.show { opacity: 1; }

.btn.copied {
  border-color: var(--green);
  box-shadow: 0 0 0 2px rgba(63, 212, 161, 0.15);
}

.page-symbols .row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
  align-items: center;
}

/* ─── SERP Preview ────────────────────────────────────────── */

.page-serp .grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

@media (max-width: 980px) {
  .page-serp .grid { grid-template-columns: 1fr; }
}

.page-serp .card h2 {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.page-serp .row { margin-top: 10px; }

/* ─── Homepage ────────────────────────────────────────────── */

.homeHero {
  padding: 48px 0 36px;
}

.homeEyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 14px;
}

.homeHero h1 {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0 0 14px;
  color: var(--text);
}

.homeHero h1 em {
  font-style: italic;
  color: var(--accent);
}

.homeSubtitle {
  font-size: 15px;
  color: var(--text-2);
  margin: 0;
  line-height: 1.5;
  max-width: 480px;
}

.homeDivider {
  height: 1px;
  background: var(--border);
  margin: 0 0 28px;
}

.homeGrid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

@media (max-width: 900px) {
  .homeGrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .homeGrid { grid-template-columns: 1fr; }
}

.homeCard {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.homeCard:hover {
  border-color: var(--border-mid);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  transform: translateY(-2px);
}

.homeCard:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.homeCardIcon {
  font-size: 20px;
  line-height: 1;
  margin-bottom: 4px;
  color: var(--accent);
}

.homeTitle {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

.homeDesc {
  margin: 0;
  color: var(--text-2);
  line-height: 1.5;
  font-size: 13px;
}

/* ─── Shared ──────────────────────────────────────────────── */

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

.smallSplit {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

@media (max-width: 540px) {
  .smallSplit { grid-template-columns: 1fr; }
}

/* ─── SERP render ─────────────────────────────────────────── */

.serpWrap {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: 18px;
  border: 1px solid #e0dbd4;
}

.serpResult {
  font-family: Arial, Helvetica, sans-serif;
  max-width: 600px;
}

.serpHeader {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 6px;
}

.serpFavicon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #f1f3f4;
  object-fit: cover;
  flex: 0 0 auto;
}

.serpSiteName {
  font-size: 14px;
  color: #202124;
  line-height: 1.2;
  margin-bottom: 1px;
}

.serpUrl {
  font-size: 13px;
  color: #5f6368;
  line-height: 1.2;
  max-width: 560px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.serpTitle {
  font-size: 20px;
  line-height: 1.3;
  color: #1a0dab;
  margin: 6px 0;
  display: inline-block;
  text-decoration: none;
}

.serpDesc {
  font-size: 14px;
  line-height: 1.4;
  color: #4d5156;
  margin: 0;
  white-space: normal;
}

.serpDesc b { color: #202124; font-weight: 600; }

.serpHelp {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.serpHelp h2 {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.serpHelp h3 {
  margin: 20px 0 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.serpHelp p {
  margin: 10px 0;
  color: var(--text-2);
  line-height: 1.6;
  font-size: 13px;
}

.serpHelp ul {
  margin: 8px 0 14px 18px;
  padding: 0;
  color: var(--text-2);
  line-height: 1.6;
  font-size: 13px;
}

.serpHelp li { margin: 7px 0; }

.serpHelp .callout {
  margin: 16px 0;
  padding: 13px 15px;
  border-radius: var(--radius);
  border: 1px solid var(--border-mid);
  background: var(--bg-deep);
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.55;
}

.serpHelp .tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-card);
  color: var(--text-2);
  font-size: 11px;
  margin-right: 6px;
  transform: translateY(-1px);
  white-space: nowrap;
}

.serpHelp .divider { height: 1px; background: var(--border); margin: 18px 0; }

/* ─── Color Contrast Checker ─────────────────────────────── */

.page-contrast .wrap { max-width: 960px; }

.page-contrast .grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}

@media (max-width: 780px) {
  .page-contrast .grid { grid-template-columns: 1fr; }
}

.page-contrast .card h2 {
  margin: 0 0 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.colorField {
  margin-bottom: 18px;
}

.colorField label {
  display: block;
  margin-bottom: 7px;
}

.colorRow {
  display: flex;
  gap: 8px;
  align-items: center;
}

.colorRow input[type="color"] {
  width: 40px;
  height: 40px;
  padding: 2px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-deep);
  cursor: pointer;
  flex-shrink: 0;
}

.colorRow input[type="text"] {
  flex: 1;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.contrastPreview {
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  transition: color 0.15s, background-color 0.15s;
}

.previewLarge {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 8px;
  line-height: 1.3;
}

.previewNormal {
  font-size: 14px;
  margin: 0;
  line-height: 1.5;
}

.contrastRatio {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-deep);
  margin-bottom: 12px;
}

.contrastLabel {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.contrastValue {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
}

.badgeGrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

@media (max-width: 400px) {
  .badgeGrid { grid-template-columns: 1fr; }
}

.badgeItem {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-deep);
  font-size: 13px;
  color: var(--text-2);
}