:root {
  --bg: #f6f8fb;
  --bg-strong: #e8f7f3;
  --text: #15202b;
  --muted: #5b6876;
  --line: rgba(21, 32, 43, 0.12);
  --panel: rgba(255, 255, 255, 0.78);
  --panel-solid: #ffffff;
  --brand: #0f8f83;
  --brand-strong: #08766d;
  --accent: #ff7a59;
  --ink: #243b53;
  --warning: #f59e0b;
  --danger: #dc2626;
  --success: #16a34a;
  --shadow: 0 22px 60px rgba(23, 36, 51, 0.12);
  --radius: 8px;
  --radius-lg: 8px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    linear-gradient(135deg, rgba(232, 247, 243, 0.95), rgba(255, 242, 233, 0.85) 42%, rgba(246, 248, 251, 1) 78%),
    var(--bg);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
textarea {
  font: inherit;
}

code {
  border-radius: 5px;
  padding: 0.12rem 0.32rem;
  color: var(--brand-strong);
  background: rgba(15, 143, 131, 0.1);
  font-size: 0.92em;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 1rem;
  z-index: 20;
  padding: 0.7rem 1rem;
  color: #fff;
  background: var(--brand);
}

.skip-link:focus {
  left: 1rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(100% - 2rem, var(--max));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  box-shadow: 0 10px 28px rgba(15, 143, 131, 0.28);
}

.brand-mark::before {
  content: "";
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-radius: 50%;
  box-shadow: 8px 8px 0 -6px currentColor;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a {
  padding: 0.45rem 0.2rem;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a:focus {
  color: var(--brand-strong);
  border-color: var(--brand);
}

.btn,
.link-button {
  min-height: 44px;
  border: 0;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.72rem 1rem;
  font-weight: 750;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand), #1769aa);
  box-shadow: 0 16px 34px rgba(15, 143, 131, 0.25);
}

.btn-secondary,
.link-button {
  color: var(--brand-strong);
  background: rgba(15, 143, 131, 0.1);
}

.btn:hover,
.link-button:hover {
  transform: translateY(-1px);
}

.btn:disabled {
  cursor: wait;
  opacity: 0.72;
  transform: none;
}

.icon-search,
.icon-arrow,
.icon-mail {
  position: relative;
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
}

.icon-search::before {
  content: "";
  position: absolute;
  width: 11px;
  height: 11px;
  border: 2px solid currentColor;
  border-radius: 50%;
  left: 1px;
  top: 1px;
}

.icon-search::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 2px;
  background: currentColor;
  transform: rotate(45deg);
  right: 0;
  bottom: 2px;
}

.icon-arrow::before {
  content: "";
  position: absolute;
  inset: 4px 3px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
}

.icon-mail::before {
  content: "";
  position: absolute;
  inset: 3px 1px;
  border: 2px solid currentColor;
  border-radius: 3px;
}

.icon-mail::after {
  content: "";
  position: absolute;
  left: 3px;
  right: 3px;
  top: 7px;
  height: 8px;
  border-top: 2px solid currentColor;
  transform: skewY(-28deg);
}

.hero {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 5rem 0 3rem;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(330px, 0.95fr);
  gap: 2rem;
  align-items: center;
}

.hero-compact {
  min-height: calc(100vh - 72px);
  padding: 3rem 0 2.2rem;
  grid-template-columns: minmax(0, 1.12fr) minmax(300px, 0.78fr);
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--brand-strong);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  max-width: 780px;
  font-size: clamp(2.35rem, 6vw, 5rem);
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.55rem);
}

h3 {
  font-size: 1.05rem;
}

.hero-copy {
  max-width: 720px;
}

.lead {
  max-width: 720px;
  margin: 1.15rem 0 0;
  color: var(--muted);
  font-size: clamp(1.02rem, 2vw, 1.2rem);
}

.hero-search {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem;
  max-width: 780px;
  margin-top: 1.35rem;
  padding: 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-input {
  border-color: transparent;
  box-shadow: none;
}

.status-note {
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.keyword-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.35rem 0 0;
}

.chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.36rem 0.7rem;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.62);
  font-size: 0.86rem;
}

.hero-panel,
.glass-card,
.metric-card,
.table-wrap,
.legal-card,
.faq-item {
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero-panel {
  padding: 1.1rem;
}

.mini-dashboard {
  min-height: 420px;
  padding: 1rem;
  border-radius: var(--radius);
  background: #fff;
  display: grid;
  gap: 1rem;
}

.mini-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.mini-card {
  min-height: 104px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  background: linear-gradient(180deg, #fff, #f8fbfa);
}

.mini-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.mini-value {
  margin: 0.25rem 0 0;
  font-size: 1.8rem;
  font-weight: 850;
  color: var(--ink);
}

.mini-bars {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.8rem;
}

.mini-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.85rem;
}

.mini-tags span {
  border-radius: 999px;
  padding: 0.35rem 0.62rem;
  color: var(--brand-strong);
  background: rgba(15, 143, 131, 0.1);
  font-size: 0.84rem;
  font-weight: 750;
}

.mini-bar {
  height: 10px;
  border-radius: 99px;
  background: #e7eef3;
  overflow: hidden;
}

.mini-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--brand), var(--accent));
}

.section {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 3rem 0;
}

.inner-section {
  width: 100%;
  padding: 2.25rem 0 0;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.section-heading p {
  max-width: 620px;
  margin: 0.6rem 0 0;
  color: var(--muted);
}

.search-card {
  position: relative;
  padding: 1rem;
}

.search-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.75rem;
}

.input-wrap {
  position: relative;
}

.keyword-input,
.contact-form input,
.contact-form textarea {
  width: 100%;
  min-height: 54px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 1rem;
  color: var(--text);
  background: rgba(255, 255, 255, 0.92);
  outline: none;
}

.keyword-input:focus,
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(15, 143, 131, 0.6);
  box-shadow: 0 0 0 4px rgba(15, 143, 131, 0.12);
}

.suggestions {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 0.4rem);
  z-index: 5;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 18px 44px rgba(23, 36, 51, 0.16);
}

.suggestions:empty {
  display: none;
}

.suggestion-button {
  width: 100%;
  border: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.85rem 1rem;
  color: var(--ink);
  background: #fff;
  cursor: pointer;
  text-align: left;
}

.suggestion-button:hover,
.suggestion-button:focus {
  background: #effaf7;
}

.suggestion-button small {
  color: var(--muted);
}

.suggestion-message {
  padding: 0.75rem 1rem;
  color: var(--muted);
  background: #f8fbfa;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
}

.accuracy-note {
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.91rem;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.2rem;
}

.metric-card {
  min-height: 174px;
  padding: 1rem;
  animation: fadeUp 400ms ease both;
}

.metric-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
}

.metric-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  color: var(--brand-strong);
  background: rgba(15, 143, 131, 0.12);
  font-weight: 850;
}

.metric-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.metric-value {
  margin: 0;
  color: var(--ink);
  font-size: 2rem;
  font-weight: 850;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--brand-strong);
  background: rgba(15, 143, 131, 0.12);
}

.badge.warning {
  color: #8a5300;
  background: rgba(245, 158, 11, 0.17);
}

.badge.danger {
  color: #991b1b;
  background: rgba(220, 38, 38, 0.12);
}

.badge.success {
  color: #166534;
  background: rgba(22, 163, 74, 0.12);
}

.progress {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(21, 32, 43, 0.09);
  margin-top: 1rem;
}

.progress span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--brand), var(--accent));
  transition: width 420ms ease;
}

.insights-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.42fr);
  gap: 1rem;
  margin-top: 1rem;
}

.chart-card,
.tips-card {
  padding: 1rem;
}

.chart-shell {
  position: relative;
  min-height: 300px;
}

#trendChart {
  width: 100%;
  max-height: 300px;
}

.chart-fallback {
  min-height: 280px;
  display: grid;
  align-items: end;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.fallback-bar {
  border-radius: var(--radius) var(--radius) 0 0;
  background: linear-gradient(180deg, var(--brand), var(--accent));
  min-height: 40px;
  position: relative;
}

.fallback-bar span {
  position: absolute;
  left: 50%;
  bottom: -1.7rem;
  transform: translateX(-50%);
  color: var(--muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

.tips-list {
  display: grid;
  gap: 0.8rem;
  padding: 0;
  margin: 1rem 0 0;
  list-style: none;
}

.tips-list li {
  border-left: 3px solid var(--brand);
  padding: 0.25rem 0 0.25rem 0.75rem;
  color: var(--muted);
}

.feature-grid,
.channel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.channel-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card,
.idea-card {
  padding: 1rem;
}

.feature-card p,
.idea-card p {
  color: var(--muted);
  margin: 0.75rem 0 0;
}

.idea-list {
  display: grid;
  gap: 0.55rem;
  padding: 0;
  margin: 1rem 0 0;
  list-style: none;
}

.idea-list li {
  min-height: 42px;
  display: flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0.58rem 0.7rem;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.66);
  font-size: 0.92rem;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.72);
}

th,
td {
  padding: 0.95rem 1rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

th {
  color: var(--ink);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

td {
  color: var(--muted);
}

td strong {
  color: var(--text);
}

.faq-grid {
  display: grid;
  gap: 0.8rem;
}

.faq-item {
  padding: 1rem;
}

.faq-item summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 800;
}

.faq-item p {
  margin: 0.8rem 0 0;
  color: var(--muted);
}

.site-footer {
  margin-top: 3rem;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.76);
}

.footer-inner {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto;
  padding: 2rem 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: start;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--brand-strong);
}

.footer-note {
  max-width: 680px;
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.page-hero {
  width: min(100% - 2rem, 900px);
  margin: 0 auto;
  padding: 4rem 0 2rem;
}

.page-hero p {
  margin: 1rem 0 0;
  color: var(--muted);
}

.legal-card {
  width: min(100% - 2rem, 900px);
  margin: 0 auto 2rem;
  padding: 1.35rem;
}

.legal-card h2 {
  margin-top: 1.75rem;
  font-size: 1.35rem;
}

.legal-card h2:first-child {
  margin-top: 0;
}

.legal-card p,
.legal-card li {
  color: var(--muted);
}

.legal-card ul {
  padding-left: 1.25rem;
}

.contact-grid {
  width: min(100% - 2rem, var(--max));
  margin: 0 auto 2rem;
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(320px, 0.3fr);
  gap: 1rem;
}

.contact-form {
  display: grid;
  gap: 0.9rem;
}

.contact-form label {
  display: grid;
  gap: 0.35rem;
  color: var(--ink);
  font-weight: 750;
}

.contact-form textarea {
  min-height: 150px;
  padding-top: 0.85rem;
  resize: vertical;
}

.notice {
  border-left: 4px solid var(--accent);
  padding: 0.9rem 1rem;
  color: var(--muted);
  background: rgba(255, 122, 89, 0.1);
  border-radius: 0 var(--radius) var(--radius) 0;
}

[hidden] {
  display: none !important;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 980px) {
  .hero,
  .insights-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .results-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .feature-grid,
  .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero {
    padding-top: 3.5rem;
  }

  .hero-compact {
    min-height: auto;
  }
}

@media (max-width: 720px) {
  .nav {
    min-height: auto;
    padding: 0.85rem 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 0.35rem;
  }

  .search-form {
    grid-template-columns: 1fr;
  }

  .hero-search {
    grid-template-columns: 1fr;
    padding: 0.55rem;
  }

  .results-grid,
  .mini-row,
  .feature-grid,
  .channel-grid {
    grid-template-columns: 1fr;
  }

  .section-heading,
  .footer-inner {
    display: block;
  }

  .footer-links {
    margin-top: 1rem;
  }

  .metric-card {
    min-height: 150px;
  }

  h1 {
    font-size: 2.45rem;
  }
}