/* ============================================================
   KeywordCatch — tokens
   ============================================================ */
:root {
  --sky: #58b9ee;
  --sky-soft: #dff4ff;
  --paper: #f4fbff;
  --paper-alt: #ffffff;
  --ink: #111111;
  --ink-soft: #4d4d4d;
  --navy: #111111;
  --navy-deep: #000000;
  --coral: #111111;
  --coral-deep: #000000;
  --green: #1d8f66;
  --line: #dfeef8;
  --line-soft: #edf9ff;

  --font-display: 'Inter', 'Segoe UI', Arial, sans-serif;
  --font-body: 'Inter', 'Segoe UI', Arial, sans-serif;

  --wrap: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: linear-gradient(180deg, var(--sky) 0%, var(--sky-soft) 18%, #ffffff 36%, #ffffff 100%);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

a { color: inherit; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--navy-deep);
  margin: 0 0 0.5em;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

h2 { font-size: clamp(28px, 4vw, 38px); font-weight: 700; }
h3 { font-size: 19px; font-weight: 700; }

p { margin: 0 0 1em; }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}
.wrap-narrow { max-width: 720px; }

:focus-visible {
  outline: 2px solid var(--coral);
  outline-offset: 3px;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  padding: 13px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.btn-small { padding: 9px 16px; font-size: 13px; }

.btn-primary {
  background: #111111;
  color: #ffffff;
  border-color: rgba(17, 17, 17, 0.14);
}
.btn-primary:hover { background: #000000; }

.btn-ghost {
  background: transparent;
  color: var(--navy-deep);
  border-color: rgba(17, 17, 17, 0.18);
}
.btn-ghost:hover { background: var(--ink); color: var(--paper); }

/* ============================================================
   Top bar
   ============================================================ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(6px);
}
.topbar-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  text-decoration: none;
  color: var(--navy-deep);
}
.brand-dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--coral);
  display: inline-block;
}
.topnav {
  display: flex;
  gap: 28px;
  font-size: 14px;
}
.topnav a { text-decoration: none; color: var(--ink-soft); }
.topnav a:hover { color: var(--ink); }

@media (max-width: 720px) {
  .topnav,
  .desktop-only {
    display: none;
  }

  .topbar-row {
    position: relative;
    gap: 14px;
  }

  .menu-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(17, 17, 17, 0.18);
    border-radius: 999px;
    background: #fff;
    padding: 0 10px;
    cursor: pointer;
  }

  .menu-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--ink);
    border-radius: 999px;
  }

  .mobile-menu {
    display: none;
    flex-direction: column;
    gap: 12px;
    padding: 0 28px 20px;
    background: #fff;
  }

  .mobile-menu.is-open {
    display: flex;
  }

  .mobile-menu a {
    text-decoration: none;
    color: var(--ink);
    font-weight: 600;
  }

  .mobile-menu .btn {
    width: fit-content;
  }
}

@media (min-width: 721px) {
  .menu-toggle,
  .mobile-menu {
    display: none !important;
  }
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: start;
  padding: 76px 28px 64px;
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; padding-top: 48px; }
}

.kicker {
  font-size: 13px;
  color: var(--coral-deep);
  margin: 0 0 18px;
  letter-spacing: 0.01em;
}

.hero h1 {
  font-size: clamp(42px, 5.6vw, 72px);
  max-width: 14ch;
  margin-bottom: 22px;
  line-height: 0.95;
}

.hero-sub {
  max-width: 46ch;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 28px 0 44px;
}

.hero-stats {
  display: flex;
  gap: 36px;
  margin: 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.hero-stats dt {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--navy-deep);
}
.hero-stats dd {
  margin: 2px 0 0;
  font-size: 12.5px;
  color: var(--ink-soft);
}

/* ---- terminal / live ticker ---- */
.hero-demo { position: relative; }
.term {
  background: #fffdf9;
  border: 1px solid rgba(18, 23, 42, 0.08);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 18px 40px -24px rgba(18, 23, 42, 0.25);
}
.term-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 14px;
  background: #f4efe8;
  border-bottom: 1px solid rgba(18, 23, 42, 0.08);
}
.term-dot-live {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(31,157,108,0.18);
  flex: 0 0 auto;
}
.term-title {
  color: var(--navy-deep);
  font-size: 12px;
  font-weight: 600;
}
.term-status {
  margin-left: auto;
  font-size: 11px;
  color: var(--coral-deep);
  text-transform: lowercase;
  background: rgba(214, 67, 47, 0.08);
  border: 1px solid rgba(214, 67, 47, 0.18);
  border-radius: 999px;
  padding: 3px 8px;
}
.term-list {
  list-style: none;
  margin: 0;
  padding: 8px 0;
  min-height: 340px;
  max-height: 340px;
  overflow: hidden;
  background: linear-gradient(180deg, #fffefb 0%, #f7f3ed 100%);
}
.term-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  font-size: 13px;
  color: var(--ink);
  border-bottom: 1px solid rgba(18, 23, 42, 0.06);
  animation: rowIn .45s cubic-bezier(.2, .7, .2, 1) both;
}
.term-list li.trend-up-row {
  background: rgba(31, 157, 108, 0.04);
}
.term-list li.trend-down-row {
  background: rgba(214, 67, 47, 0.03);
}
.term-list li .word-bar {
  width: 4px;
  height: 22px;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--coral) 0%, #f09a8a 100%);
  flex: 0 0 auto;
  box-shadow: 0 0 0 2px rgba(214, 67, 47, 0.08);
}
.term-list li.trend-up-row .word-bar {
  background: linear-gradient(180deg, var(--green) 0%, #7ad3b3 100%);
  box-shadow: 0 0 0 2px rgba(31, 157, 108, 0.08);
}
.term-list li.trend-down-row .word-bar {
  background: linear-gradient(180deg, var(--coral) 0%, #f09a8a 100%);
}
.term-list li .pos {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  padding: 4px 6px;
  background: rgba(214, 67, 47, 0.12);
  color: var(--coral-deep);
  border: 1px solid rgba(214, 67, 47, 0.18);
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  flex: 0 0 auto;
}
.term-list li.trend-up-row .pos {
  background: rgba(31, 157, 108, 0.12);
  color: var(--green);
  border-color: rgba(31, 157, 108, 0.18);
}
.term-list li .trend {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  flex: 0 0 auto;
}
.term-list li .trend-up {
  background: rgba(31, 157, 108, 0.12);
  color: var(--green);
}
.term-list li .trend-down {
  background: rgba(214, 67, 47, 0.12);
  color: var(--coral-deep);
}
.term-list li .t {
  color: #5f677d;
  font-size: 11.5px;
  flex: 0 0 auto;
}
.term-list li .cat {
  color: var(--navy-deep);
  background: rgba(30, 42, 71, 0.08);
  border: 1px solid rgba(30, 42, 71, 0.12);
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 10.5px;
  font-weight: 600;
  flex: 0 0 auto;
}
.term-list li .q {
  flex: 1 1 auto;
  color: var(--ink);
  background: rgba(214, 67, 47, 0.06);
  border-left: 2px solid var(--coral);
  padding: 4px 8px 4px 10px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
}
.term-list li.trend-up-row .q {
  background: rgba(31, 157, 108, 0.06);
  border-left-color: var(--green);
}
@keyframes rowIn {
  from {
    opacity: 0;
    transform: translateY(-16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
@media (prefers-reduced-motion: reduce) {
  .term-list li { animation: none; }
}

.hero-demo-caption {
  margin: 10px 2px 0;
  font-size: 11.5px;
  color: var(--ink-soft);
}

/* ============================================================
   Trust row
   ============================================================ */
.trust-row {
  padding: 30px 28px 64px;
  border-bottom: 1px solid var(--line);
}
.trust-label {
  font-size: 12px;
  color: var(--ink-soft);
  margin: 0 0 14px;
  text-transform: none;
  letter-spacing: 0.01em;
}
.client-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.client-row span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(17, 17, 17, 0.08);
  color: var(--ink-soft);
  font-weight: 600;
  letter-spacing: -0.02em;
  box-shadow: 0 8px 18px -18px rgba(17, 17, 17, 0.25);
}


/* ============================================================
   Sections
   ============================================================ */
.section { padding: 76px 0; }
.section-alt { background: var(--paper-alt); }
.section-sub { color: var(--ink-soft); max-width: 52ch; margin-top: -6px; }

/* ---- steps ---- */
.steps {
  list-style: none;
  margin: 44px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
@media (max-width: 760px) {
  .steps { grid-template-columns: 1fr; }
}
.steps li { border-top: 1px solid var(--ink); padding-top: 18px; }
.step-no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--coral-deep);
  display: block;
  margin-bottom: 10px;
}
.steps p { color: var(--ink-soft); font-size: 14px; }

/* ---- features ---- */
.feature-grid {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}
@media (max-width: 760px) {
  .feature-grid { grid-template-columns: 1fr; }
}
.feature {
  background: #ffffff;
  padding: 30px 26px;
}
.feature p { color: var(--ink-soft); font-size: 13.5px; margin-bottom: 0; }
.feature-lead {
  grid-column: span 3;
  background: #ffffff;
  border: 1px solid var(--line);
}
.feature-lead h3, .feature-lead p { color: var(--ink); }
.feature-lead h3 { font-family: var(--font-display); font-size: 24px; max-width: 20ch; }
.feature-lead p { color: var(--ink-soft); max-width: 50ch; }
@media (max-width: 760px) {
  .feature-lead { grid-column: span 1; }
}

/* ============================================================
   Pricing table
   ============================================================ */
.price-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 40px;
  font-size: 13.5px;
}
.price-table th, .price-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.price-table thead th { text-align: center; }
.price-table th[scope="row"] {
  text-align: left;
  font-weight: 500;
  color: var(--ink-soft);
}
.price-table-plan { visibility: hidden; }
.price-table thead tr th:first-child { text-align: left; }

.price-table thead th {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  color: var(--navy-deep);
  padding-bottom: 18px;
  border-bottom: 2px solid var(--ink);
}
.price-table-featured {
  background: var(--paper-alt);
}
.price {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--navy-deep);
}
.price-period { font-size: 12px; color: var(--ink-soft); }
.price-table-cta-row td { border-bottom: none; padding-top: 22px; }

@media (max-width: 700px) {
  .price-table { font-size: 12px; }
  .price-table th, .price-table td { padding: 10px 8px; }
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list { margin-top: 36px; }
.faq-list details {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}
.faq-list summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 17px;
  color: var(--navy-deep);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: '+';
  font-family: var(--font-mono);
  color: var(--coral);
  font-size: 20px;
  flex: 0 0 auto;
}
.faq-list details[open] summary::after { content: '–'; }
.faq-list p {
  margin: 12px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
  max-width: 60ch;
}

/* ============================================================
   Closing CTA
   ============================================================ */
.closing { text-align: left; }
.closing-inner h2 { max-width: 16ch; }

.seo-page {
  background: #ffffff;
}

.seo-page-header {
  padding: 72px 28px 32px;
}

.seo-page-header h1 {
  font-size: clamp(36px, 5vw, 58px);
  max-width: 14ch;
  margin-bottom: 18px;
}

.seo-page-header p {
  max-width: 62ch;
  color: var(--ink-soft);
  font-size: 17px;
}

.seo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  padding: 12px 28px 0;
}

.seo-card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px 22px;
  box-shadow: 0 10px 28px -24px rgba(17, 17, 17, 0.22);
}

.seo-card h2 {
  font-size: clamp(20px, 2vw, 26px);
  margin-bottom: 12px;
}

.seo-card p,
.seo-card li {
  color: var(--ink-soft);
  font-size: 15px;
}

.seo-card a {
  color: var(--navy-deep);
  text-decoration: none;
}

.seo-section {
  padding: 48px 28px 72px;
}

.seo-section h2 {
  font-size: clamp(26px, 4vw, 36px);
  margin-bottom: 18px;
}

.seo-list {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-soft);
  line-height: 1.9;
}

/* ---- private sheet test page ---- */
.test-header {
  padding-bottom: 24px;
}
.test-status {
  color: var(--ink-soft);
  font-size: 13px;
}
.test-table-wrap {
  padding-bottom: 80px;
}
.sheet-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.sheet-tab {
  border: 1px solid #cfe5f2;
  border-radius: 999px;
  background: #ffffff;
  color: var(--ink-soft);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 9px 14px;
  cursor: pointer;
}
.sheet-tab.is-active,
.sheet-tab:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: #ffffff;
}
.test-table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: #ffffff;
}
.test-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
}
.test-table th,
.test-table td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}
.test-table th {
  background: var(--sky-soft);
  color: var(--ink);
  font-weight: 700;
}
.test-table tr:last-child td {
  border-bottom: 0;
}
.trend-arrow {
  width: 72px;
  color: var(--green);
  font-size: 20px;
  font-weight: 700;
  text-align: center !important;
}
.sheet-tab[data-tab="dying"] + .sheet-tab,
.test-table .trend-arrow[aria-label="Dying"] {
  color: var(--coral-deep);
}
.test-empty {
  margin-top: 16px;
  color: var(--ink-soft);
}

/* ---- contact page ---- */
.contact-header {
  padding-bottom: 24px;
}
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: 64px;
  padding-bottom: 80px;
}
.contact-aside h2 {
  font-size: clamp(24px, 3vw, 32px);
}
.contact-aside p {
  max-width: 38ch;
  color: var(--ink-soft);
}
.contact-email a {
  color: var(--ink);
  font-weight: 600;
}
.contact-form {
  display: grid;
  gap: 18px;
  padding: 28px;
  border: 1px solid var(--line);
  background: #ffffff;
  box-shadow: 0 14px 32px -28px rgba(17, 17, 17, .35);
}
.form-field {
  display: grid;
  gap: 7px;
}
.form-field label {
  font-size: 13px;
  font-weight: 600;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  border: 1px solid #cfe5f2;
  border-radius: 6px;
  background: #fbfeff;
  color: var(--ink);
  font: inherit;
  padding: 11px 12px;
}
.form-field textarea {
  resize: vertical;
  min-height: 132px;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--sky);
  outline: 2px solid rgba(88, 185, 238, .2);
  outline-offset: 1px;
}
.form-note {
  margin: -6px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
}
.contact-form button:disabled {
  cursor: wait;
  opacity: .65;
}

@media (max-width: 760px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-bottom: 56px;
  }
  .contact-form {
    padding: 22px;
  }
}

/* ============================================================
   Footer
   ============================================================ */
.footer { border-top: 1px solid var(--line); padding: 32px 0 40px; }
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  align-items: flex-start;
  padding-bottom: 20px;
}
.footer-brand-block {
  min-width: 180px;
}
.footer-menu {
  display: grid;
  grid-template-columns: repeat(3, minmax(150px, 1fr));
  gap: 28px;
  width: min(540px, 100%);
}
.footer-menu h3 {
  margin: 0 0 12px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}
.footer-menu a {
  display: block;
  margin-bottom: 10px;
  color: var(--ink);
  text-decoration: none;
  font-size: 14px;
}
.footer-row {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}
.brand-footer { font-size: 15px; }
.footer-note, .footer-copy {
  margin: 0;
  font-size: 12px;
  color: var(--ink-soft);
}

@media (max-width: 760px) {
  .footer-top {
    flex-direction: column;
  }
  .footer-menu {
    grid-template-columns: 1fr;
    width: 100%;
  }
}

@media (max-width: 760px) {
  .seo-grid {
    grid-template-columns: 1fr;
  }
}