:root {
  --ink: #08112f;
  --text: #27324f;
  --muted: #65718d;
  --bg: #f6f8fc;
  --surface: #ffffff;
  --soft: #eef4ff;
  --line: #dce5f3;
  --primary: #2457ff;
  --primary-dark: #1437c8;
  --green: #18a96b;
  --teal: #13b8a6;
  --orange: #ff9f2f;
  --pink: #f0448e;
  --shadow: 0 22px 70px rgba(18, 35, 82, 0.13);
  --shadow-soft: 0 12px 36px rgba(18, 35, 82, 0.08);
  --radius: 8px;
  --shell: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 0%, rgba(36, 87, 255, 0.09), transparent 26rem),
    radial-gradient(circle at 88% 8%, rgba(19, 184, 166, 0.1), transparent 24rem),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 56%, #ffffff 100%);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.shell {
  width: min(var(--shell), calc(100% - 44px));
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: 1000;
  background: var(--ink);
  color: #fff;
  border-radius: 6px;
  padding: 10px 14px;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(220, 229, 243, 0.8);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--primary);
  font-weight: 900;
  font-size: 1.18rem;
  white-space: nowrap;
}

.brand-mark {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #7257ff);
  box-shadow: 0 12px 24px rgba(36, 87, 255, 0.22);
}

.brand-mark::before {
  content: "";
  width: 14px;
  height: 14px;
  background:
    linear-gradient(90deg, transparent 42%, #fff 42%, #fff 58%, transparent 58%),
    linear-gradient(0deg, transparent 42%, #fff 42%, #fff 58%, transparent 58%);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
}

.nav-links a {
  border-radius: 7px;
  color: #243050;
  padding: 10px 12px;
  font-size: 0.93rem;
  font-weight: 750;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: var(--soft);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 2px;
  background: var(--ink);
}

.btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0 18px;
  font-weight: 850;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #6256f5);
  box-shadow: 0 16px 34px rgba(36, 87, 255, 0.24);
}

.btn.secondary {
  color: var(--primary);
  border-color: rgba(36, 87, 255, 0.28);
  background: #fff;
}

.btn.light {
  color: var(--primary);
  background: #fff;
}

.btn.full {
  width: 100%;
}

.hero-section {
  padding: 72px 0 62px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 42px;
  align-items: center;
}

.eyebrow,
.kicker {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  border: 1px solid rgba(36, 87, 255, 0.16);
  border-radius: 999px;
  background: rgba(238, 244, 255, 0.78);
  color: var(--primary);
  padding: 0 12px;
  font-size: 0.78rem;
  font-weight: 900;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

.hero-copy h1,
.page-hero h1 {
  margin: 18px 0 18px;
  font-size: clamp(2.55rem, 5vw, 5rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero-copy p,
.page-hero p,
.section-head p,
.split p,
.faq-layout p {
  color: var(--muted);
  font-size: 1.03rem;
  line-height: 1.7;
}

.hero-actions,
.contact-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.trust-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 32px;
}

.trust-row span {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  color: var(--muted);
  padding: 14px;
  font-size: 0.86rem;
  font-weight: 750;
}

.trust-row strong {
  display: block;
  color: var(--ink);
  font-size: 1.28rem;
}

.product-frame {
  display: grid;
  grid-template-columns: 150px 1fr;
  overflow: hidden;
  border: 1px solid rgba(188, 202, 229, 0.8);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.frame-sidebar {
  display: grid;
  align-content: start;
  gap: 8px;
  border-right: 1px solid var(--line);
  background: #f8fbff;
  padding: 18px 12px;
}

.frame-sidebar span {
  border-radius: 6px;
  color: #55617d;
  padding: 9px 10px;
  font-size: 0.76rem;
  font-weight: 800;
}

.frame-sidebar .mini-logo {
  color: var(--primary);
  font-size: 0.86rem;
}

.frame-sidebar .active {
  color: var(--primary);
  background: var(--soft);
}

.frame-main {
  padding: 20px;
}

.frame-top,
.section-bar,
.panel-title {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.frame-top strong,
.frame-top span,
.panel-title h2,
.panel-title span {
  display: block;
}

.frame-top strong {
  font-size: 1.08rem;
}

.frame-top span,
.panel-title span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 750;
}

.frame-top b {
  border-radius: 999px;
  background: rgba(24, 169, 107, 0.1);
  color: #138152;
  padding: 7px 10px;
  font-size: 0.78rem;
}

.map-preview {
  margin: 18px 0 12px;
}

.map-preview svg {
  width: 100%;
  height: auto;
}

.map-route {
  fill: none;
  stroke: var(--primary);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 10 10;
  animation: routeDash 6s linear infinite;
}

.pin circle {
  fill: var(--primary);
  stroke: #fff;
  stroke-width: 5;
}

.pin text {
  fill: var(--ink);
  font-size: 15px;
  font-weight: 900;
}

.insight-grid,
.analysis-preview,
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.insight-grid article,
.analysis-preview article,
.stat-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 14px;
}

.insight-grid span,
.analysis-preview span,
.stat-card span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
}

.insight-grid strong,
.analysis-preview strong,
.stat-card strong {
  display: block;
  margin-top: 7px;
  font-size: 1.25rem;
}

.analysis-preview small,
.stat-card small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.4;
}

.section {
  padding: 72px 0;
}

.section-head {
  max-width: 780px;
  text-align: center;
}

.section-head h2,
.split h2,
.faq-layout h2,
.section-bar h2,
.cta-panel h2 {
  margin: 12px 0 10px;
  font-size: clamp(1.75rem, 2.7vw, 2.7rem);
  line-height: 1.12;
  letter-spacing: 0;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 34px;
}

.feature-strip article,
.route-card,
.planner-panel,
.analysis-panel,
.empty-card,
.dashboard-card,
.price-card,
.compare-drawer {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow-soft);
}

.feature-strip article {
  padding: 24px;
}

.feature-strip b {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  color: #fff;
  background: var(--primary);
}

.feature-strip h3 {
  margin: 18px 0 8px;
}

.feature-strip p,
.route-card p,
.empty-card p,
.dashboard-card p {
  color: var(--muted);
  line-height: 1.62;
}

.tinted {
  background: linear-gradient(180deg, rgba(238, 244, 255, 0.52), rgba(255, 255, 255, 0.2));
}

.split {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 34px;
  align-items: center;
}

.route-showcase,
.route-grid,
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.route-card {
  display: flex;
  flex-direction: column;
  min-height: 330px;
  padding: 20px;
}

.route-card header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.route-card h3 {
  margin: 6px 0 8px;
  font-size: 1.08rem;
  line-height: 1.35;
}

.route-label {
  color: var(--primary);
  font-size: 0.74rem;
  font-weight: 900;
}

.confidence {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #137f51;
  background: conic-gradient(var(--green) calc(var(--score) * 1%), #e6edf5 0);
  position: relative;
  font-weight: 900;
}

.confidence::before {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 50%;
  background: #fff;
}

.confidence span {
  position: relative;
}

.route-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 16px 0;
}

.route-meta span {
  border-radius: 7px;
  background: var(--soft);
  color: #2d3a5d;
  padding: 10px;
  font-size: 0.78rem;
  font-weight: 800;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0 0 16px;
}

.tag-row span {
  border-radius: 999px;
  background: #f3f6fb;
  color: #5f6c86;
  padding: 6px 9px;
  font-size: 0.72rem;
  font-weight: 800;
}

.route-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
}

.route-actions .btn {
  flex: 1;
  padding-inline: 10px;
}

.cta-section {
  padding: 46px 0 78px;
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 84% 18%, rgba(19, 184, 166, 0.36), transparent 18rem),
    linear-gradient(135deg, var(--primary), #443ce7);
  color: #fff;
  padding: 34px;
  box-shadow: var(--shadow);
}

.cta-panel .kicker {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #fff;
}

.footer-inner {
  min-height: 98px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--muted);
  font-weight: 750;
}

.footer-inner p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.page-hero {
  padding: 58px 0 34px;
}

.page-hero.compact h1 {
  max-width: 860px;
  font-size: clamp(2.1rem, 4vw, 3.6rem);
}

.page-hero.compact p {
  max-width: 760px;
}

.page-hero.centered {
  text-align: center;
}

.page-hero.centered h1,
.page-hero.centered p {
  margin-left: auto;
  margin-right: auto;
}

.app-main {
  padding-bottom: 70px;
}

.planner-workspace {
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(320px, 1.05fr);
  gap: 18px;
  align-items: start;
}

.planner-panel,
.analysis-panel {
  padding: 22px;
}

.planner-panel label,
.contact-form label,
.sort-control {
  display: grid;
  gap: 7px;
  color: #2d3856;
  font-size: 0.84rem;
  font-weight: 850;
}

.planner-panel input,
.planner-panel textarea,
.planner-panel select,
.contact-form input,
.contact-form textarea,
.sort-control select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  padding: 12px 13px;
  outline: 0;
}

.planner-panel textarea {
  resize: vertical;
}

.planner-panel input:focus,
.planner-panel textarea:focus,
.planner-panel select:focus,
.contact-form input:focus,
.contact-form textarea:focus,
.sort-control select:focus {
  border-color: rgba(36, 87, 255, 0.58);
  box-shadow: 0 0 0 4px rgba(36, 87, 255, 0.1);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 14px 0;
}

fieldset {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin: 0 0 16px;
  padding: 14px;
}

legend {
  color: #2d3856;
  font-size: 0.84rem;
  font-weight: 850;
}

fieldset label {
  display: inline-flex !important;
  align-items: center;
  margin: 8px 14px 0 0;
}

.empty-card {
  padding: 20px;
  margin-top: 18px;
  background: #f8fbff;
}

.results-section {
  margin-top: 34px;
}

.section-bar {
  margin-bottom: 18px;
}

.analysis-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 18px;
}

.analysis-list article {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 15px;
}

.analysis-list span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 850;
}

.analysis-list strong {
  display: block;
  margin-top: 8px;
  font-size: 1.32rem;
}

.recommendation-box {
  border-radius: var(--radius);
  background: linear-gradient(135deg, #edf8f5, #f8fbff);
  color: #174c3a;
  margin-top: 12px;
  padding: 14px;
  line-height: 1.55;
}

.route-browser {
  display: grid;
  grid-template-columns: 1fr 310px;
  gap: 18px;
  align-items: start;
}

.filter-bar {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 12px;
  box-shadow: var(--shadow-soft);
}

.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-tabs button,
.billing-toggle button {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: #465372;
  padding: 0 13px;
  font-weight: 850;
}

.filter-tabs button.active,
.billing-toggle button.active {
  color: #fff;
  border-color: var(--primary);
  background: var(--primary);
}

.route-browser .route-grid {
  grid-template-columns: repeat(2, 1fr);
}

.compare-drawer {
  position: sticky;
  top: 96px;
  padding: 18px;
}

.compare-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.compare-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
}

.compare-item strong,
.compare-item span {
  display: block;
}

.compare-item span {
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 5px;
}

.dashboard-shell {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
}

.dashboard-card {
  padding: 20px;
}

.dashboard-card.wide {
  grid-column: 1 / -1;
}

.dashboard-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}

.linear-map {
  position: relative;
  min-height: 112px;
  margin: 22px 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 18% 34%, rgba(36, 87, 255, 0.12), transparent 7rem),
    radial-gradient(circle at 82% 58%, rgba(19, 184, 166, 0.12), transparent 8rem),
    #f4f8ff;
  overflow: hidden;
}

.linear-map div {
  position: absolute;
  left: 9%;
  right: 9%;
  top: 48%;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--teal));
}

.linear-map span {
  position: absolute;
  top: 50%;
  min-width: 72px;
  transform: translate(-50%, 18px);
  color: #263657;
  font-size: 0.76rem;
  font-weight: 900;
  text-align: center;
}

.linear-map span::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -24px;
  width: 16px;
  height: 16px;
  transform: translateX(-50%);
  border: 4px solid #fff;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 8px 18px rgba(36, 87, 255, 0.22);
}

.itinerary-list,
.booking-list,
.alert-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 14px 0 0;
  list-style: none;
}

.itinerary-list li,
.booking-list li,
.alert-list li {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  padding: 12px;
  color: #33405f;
  line-height: 1.5;
}

.itinerary-list span {
  display: inline-grid;
  place-items: center;
  min-width: 58px;
  min-height: 28px;
  margin-right: 8px;
  border-radius: 6px;
  background: var(--soft);
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 900;
}

.budget-bars {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.budget-bars div {
  display: grid;
  gap: 6px;
}

.budget-bars span {
  display: flex;
  justify-content: space-between;
  color: #34415f;
  font-weight: 800;
}

.bar {
  height: 9px;
  border-radius: 999px;
  background: #e8edf6;
  overflow: hidden;
}

.bar b {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--primary), var(--teal));
}

.assistant-box {
  display: grid;
  gap: 10px;
}

.chat-bubble {
  border-radius: var(--radius);
  padding: 12px;
  line-height: 1.5;
}

.chat-bubble.user {
  background: #eef2fb;
}

.chat-bubble.ai {
  background: linear-gradient(135deg, #eef4ff, #e9faf7);
}

.pricing-tools {
  padding-bottom: 44px;
}

.billing-toggle {
  width: fit-content;
  display: flex;
  gap: 6px;
  margin: 0 auto 26px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  padding: 5px;
}

.billing-toggle button {
  border: 0;
}

.billing-toggle span {
  font-size: 0.72rem;
  opacity: 0.82;
}

.price-card {
  position: relative;
  padding: 26px;
}

.price-card.featured {
  border-color: rgba(36, 87, 255, 0.35);
  box-shadow: var(--shadow);
}

.popular {
  position: absolute;
  top: 16px;
  right: 16px;
  border-radius: 999px;
  background: var(--soft);
  color: var(--primary);
  padding: 7px 10px;
  font-size: 0.72rem;
  font-weight: 900;
}

.price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 18px 0;
}

.price strong {
  font-size: 2.8rem;
}

.price span {
  color: var(--muted);
  font-weight: 750;
}

.price-card ul {
  padding: 0;
  margin: 20px 0 24px;
  list-style: none;
  display: grid;
  gap: 11px;
}

.price-card li {
  color: #34415f;
  font-weight: 700;
}

.price-card li::before {
  content: "";
  width: 10px;
  height: 10px;
  display: inline-block;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--green);
}

.faq-layout {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 34px;
  align-items: start;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.faq-list summary {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  font-weight: 850;
  cursor: pointer;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list p {
  border-top: 1px solid var(--line);
  color: var(--muted);
  margin: 0;
  padding: 15px 18px 18px;
  line-height: 1.65;
}

.modal {
  width: min(720px, calc(100% - 28px));
  border: 0;
  border-radius: var(--radius);
  padding: 0;
  background: transparent;
}

.modal::backdrop {
  background: rgba(7, 14, 38, 0.58);
  backdrop-filter: blur(8px);
}

.modal-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
  padding: 26px;
}

.modal-card pre {
  max-height: 360px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbff;
  color: #27324f;
  padding: 14px;
  white-space: pre-wrap;
  line-height: 1.55;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
}

.contact-form {
  display: grid;
  gap: 12px;
}

.contact-form textarea {
  min-height: 108px;
  resize: vertical;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 100;
  max-width: min(380px, calc(100% - 36px));
  border: 1px solid rgba(24, 169, 107, 0.28);
  border-radius: var(--radius);
  background: #fff;
  color: #115f3d;
  box-shadow: var(--shadow);
  padding: 14px 16px;
  font-weight: 800;
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes routeDash {
  to {
    stroke-dashoffset: -120;
  }
}

@media (max-width: 980px) {
  .nav-toggle {
    display: block;
    margin-left: auto;
  }

  .nav-links {
    position: absolute;
    left: 22px;
    right: 22px;
    top: calc(100% + 8px);
    display: grid;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow);
    padding: 8px;
    opacity: 0;
    transform: translateY(-8px);
    pointer-events: none;
  }

  .nav-links.open {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .nav .btn {
    display: none;
  }

  .hero-grid,
  .split,
  .planner-workspace,
  .route-browser,
  .dashboard-shell,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .route-browser .route-grid,
  .route-grid,
  .pricing-grid,
  .feature-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .compare-drawer {
    position: static;
  }
}

@media (max-width: 680px) {
  .shell {
    width: min(100% - 30px, var(--shell));
  }

  .hero-section {
    padding-top: 46px;
  }

  .hero-copy h1,
  .page-hero h1 {
    font-size: clamp(2.25rem, 11vw, 3rem);
  }

  .product-frame {
    grid-template-columns: 1fr;
  }

  .frame-sidebar {
    display: none;
  }

  .insight-grid,
  .analysis-preview,
  .stats-grid,
  .trust-row,
  .form-grid,
  .analysis-list,
  .route-browser .route-grid,
  .route-grid,
  .pricing-grid,
  .feature-strip {
    grid-template-columns: 1fr;
  }

  .filter-bar,
  .section-bar,
  .cta-panel,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .route-actions,
  .hero-actions {
    flex-direction: column;
  }

  .route-actions .btn,
  .hero-actions .btn,
  .cta-panel .btn {
    width: 100%;
  }

  .linear-map {
    min-height: 148px;
  }

  .linear-map span {
    min-width: 52px;
    font-size: 0.66rem;
  }
}