/* =========================================================
   ChinaRoute RU — reference-aligned static landing page
   Visual target: warm paper, ink wash China, dense platform UI
   ========================================================= */

:root {
  --paper: #f9f7f3;
  --paper-2: #f3eee5;
  --paper-3: #eee6d9;
  --ink: #2c2c2c;
  --ink-soft: #5c5650;
  --brown: #5c4a3d;
  --brown-2: #7d654a;
  --gold: #b4975a;
  --gold-2: #c6ad76;
  --line: rgba(180, 160, 140, 0.3);
  --line-strong: rgba(132, 107, 76, 0.3);
  --card: rgba(255, 255, 255, 0.8);
  --card-soft: rgba(255, 252, 245, 0.72);
  --shadow: 0 16px 42px rgba(92, 74, 61, 0.08);
  --shadow-hover: 0 20px 54px rgba(92, 74, 61, 0.14);
  --radius: 12px;
  --radius-lg: 20px;
  --max: 1360px;
  --serif: "Noto Serif SC", "Songti SC", "SimSun", "Times New Roman", serif;
  --sans: Inter, "Noto Sans SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 12%, rgba(180, 151, 90, 0.13), transparent 34%),
    radial-gradient(circle at 84% 16%, rgba(92, 74, 61, 0.08), transparent 32%),
    linear-gradient(180deg, #fbf8f2 0%, var(--paper) 46%, #f4eee5 100%);
  font-family: var(--sans);
  line-height: 1.55;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(92, 74, 61, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92, 74, 61, 0.02) 1px, transparent 1px);
  background-size: 42px 42px;
  mix-blend-mode: multiply;
  z-index: 0;
}

.page-grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.28;
  z-index: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(92, 74, 61, 0.08) 0 1px, transparent 1px),
    radial-gradient(circle at 70% 60%, rgba(180, 151, 90, 0.07) 0 1px, transparent 1px);
  background-size: 17px 19px, 23px 21px;
}

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

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  padding: 12px 16px 8px;
  background: linear-gradient(180deg, rgba(249, 247, 243, 0.88), rgba(249, 247, 243, 0.62));
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(180, 160, 140, 0.18);
}

.nav-shell {
  width: min(var(--max), calc(100vw - 32px));
  margin: 0 auto;
  min-height: 56px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 210px;
}

.brand-mark {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
}

.brand-copy {
  display: grid;
  gap: 1px;
}

.brand-copy strong {
  font-family: var(--serif);
  font-size: 22px;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.brand-copy small {
  color: var(--brown-2);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.nav-links {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: 42px;
  color: var(--brown);
  font-size: 15px;
  letter-spacing: 0.04em;
}

.nav-links a,
.language-switch,
.telegram-pill,
.btn,
.quick-actions button,
.tool-grid button,
.city-tabs button,
.problem-card,
.benefit-card,
.step-card {
  transition: all 0.3s ease;
}

.nav-links a:hover,
.language-switch:hover {
  color: var(--ink);
  transform: translateY(-1px);
}

.nav-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
}

.language-switch {
  border: 0;
  background: transparent;
  color: var(--brown);
  padding: 8px 2px;
  white-space: nowrap;
}

.telegram-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 38px;
  padding: 0 20px;
  border: 1px solid rgba(92, 74, 61, 0.38);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.52);
  color: var(--brown);
  box-shadow: 0 8px 22px rgba(92, 74, 61, 0.06);
}

.telegram-pill:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  background: rgba(255, 255, 255, 0.85);
}

.icon-paper {
  display: inline-grid;
  place-items: center;
  color: var(--brown);
  font-size: 14px;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
  color: var(--brown);
}

/* Shared */
.section {
  position: relative;
  z-index: 1;
  width: min(var(--max), calc(100vw - 72px));
  margin: 18px auto 0;
}

.panel {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.42), transparent 48%, rgba(180, 151, 90, 0.03));
}

.panel > * {
  position: relative;
  z-index: 1;
}

.panel:hover,
.problem-card:hover,
.benefit-card:hover,
.step-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

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

/* Hero */
.hero {
  position: relative;
  z-index: 1;
  min-height: 445px;
  padding: 34px 16px 42px;
  overflow: hidden;
  border-bottom: 1px solid rgba(180, 160, 140, 0.22);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("assets/china-landscape.svg") center top / cover no-repeat;
  opacity: 0.86;
  z-index: 0;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(249, 247, 243, 0.34), rgba(249, 247, 243, 0.2) 24%, rgba(249, 247, 243, 0.08) 58%, rgba(249, 247, 243, 0.28)),
    linear-gradient(180deg, rgba(249, 247, 243, 0.15), rgba(249, 247, 243, 0.82) 96%);
  z-index: 0;
}

.hero-art {
  position: absolute;
  inset: auto 0 0;
  height: 90px;
  background: linear-gradient(180deg, transparent, rgba(249, 247, 243, 0.92));
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(1020px, calc(100vw - 32px));
  margin: 0 auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  margin-bottom: 8px;
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(42px, 5.8vw, 80px);
  line-height: 1.06;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.04em;
  text-shadow: 0 2px 16px rgba(255, 255, 255, 0.7);
}

.hero-subtitle {
  margin-top: 8px;
  font-family: var(--serif);
  color: var(--brown);
  font-size: clamp(16px, 2vw, 24px);
  letter-spacing: 0.02em;
}

.hero-copy {
  margin: 7px auto 18px;
  color: var(--ink-soft);
  font-size: clamp(15px, 1.25vw, 20px);
  max-width: 740px;
}

.search-card {
  width: min(650px, 92vw);
  height: 54px;
  margin: 0 auto 16px;
  display: grid;
  grid-template-columns: 42px 1fr 44px;
  align-items: center;
  gap: 4px;
  padding: 5px 7px 5px 14px;
  border: 1px solid rgba(92, 74, 61, 0.28);
  border-radius: 999px;
  background: rgba(255, 252, 245, 0.9);
  box-shadow: 0 15px 36px rgba(92, 74, 61, 0.08);
}

.search-card:focus-within {
  border-color: rgba(180, 151, 90, 0.75);
  box-shadow: 0 18px 42px rgba(180, 151, 90, 0.15);
}

.search-icon {
  width: 18px;
  height: 18px;
  justify-self: center;
  border: 2px solid rgba(92, 74, 61, 0.5);
  border-radius: 50%;
  position: relative;
}

.search-icon::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 2px;
  right: -6px;
  bottom: -3px;
  transform: rotate(45deg);
  background: rgba(92, 74, 61, 0.5);
  border-radius: 2px;
}

.search-card input {
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 15px;
}

.search-card input::placeholder {
  color: rgba(92, 74, 61, 0.64);
}

.search-card button {
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  background: var(--brown);
  color: #fffaf2;
  font-size: 22px;
  line-height: 1;
  box-shadow: 0 8px 18px rgba(92, 74, 61, 0.22);
}

.search-card button:hover {
  background: #3f332c;
  transform: translateY(-1px);
}

.quick-actions {
  width: min(780px, 96vw);
  margin: 0 auto 18px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.quick-actions button {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--brown);
  padding: 0 14px;
  font-size: 13px;
  box-shadow: 0 8px 18px rgba(92, 74, 61, 0.05);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.quick-actions button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(180, 151, 90, 0.46);
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
}

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 999px;
  padding: 0 30px;
  font-weight: 700;
  letter-spacing: 0.03em;
  border: 1px solid rgba(92, 74, 61, 0.28);
}

.btn-primary {
  min-width: 240px;
  color: #fffaf2;
  background: linear-gradient(135deg, #4d3d34, #2f2925);
  box-shadow: 0 16px 35px rgba(92, 74, 61, 0.18);
}

.btn-ghost {
  color: var(--brown);
  background: rgba(255, 255, 255, 0.74);
  min-width: 170px;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

/* Two-column app/why */
.two-col {
  display: grid;
  grid-template-columns: 1.22fr 0.95fr;
  gap: 20px;
}

.assistant-panel {
  min-height: 318px;
  display: grid;
  grid-template-columns: 168px 1fr;
}

.assistant-sidebar {
  padding: 26px 18px 24px 24px;
  border-right: 1px solid rgba(180, 160, 140, 0.22);
  background: rgba(246, 240, 230, 0.58);
}

.assistant-sidebar h2 {
  font-size: 15px;
  margin-bottom: 14px;
  color: var(--ink);
}

.assistant-sidebar a {
  height: 34px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 0 10px;
  margin-bottom: 7px;
  border-radius: 10px;
  color: var(--brown);
  font-size: 13px;
}

.assistant-sidebar a.active,
.assistant-sidebar a:hover {
  background: rgba(180, 151, 90, 0.18);
  color: var(--ink);
}

.assistant-main {
  padding: 26px 28px 24px;
}

.small-rus {
  font-size: 12px;
  color: rgba(92, 74, 61, 0.68);
}

.assistant-main h2,
.why-panel h2,
.section-card-title h2,
.city-card h2,
.ai-card h2,
.final-content h2 {
  font-family: var(--serif);
  color: var(--ink);
  font-size: 28px;
  letter-spacing: 0.03em;
}

.tool-grid {
  margin-top: 17px;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.tool-grid button {
  height: 72px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.65);
  color: var(--brown);
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 4px;
  font-size: 12px;
}

.tool-grid span {
  color: var(--brown);
  font-size: 18px;
}

.tool-grid button:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.92);
}

.mock-input {
  margin-top: 18px;
  min-height: 42px;
  display: grid;
  grid-template-columns: 1fr 32px;
  gap: 8px;
  align-items: center;
  border-radius: 12px;
  background: rgba(246, 240, 230, 0.78);
  border: 1px solid rgba(180, 160, 140, 0.22);
  padding: 6px 7px 6px 15px;
  color: rgba(92, 74, 61, 0.72);
  font-size: 13px;
}

.mock-input button {
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 50%;
  background: rgba(92, 74, 61, 0.12);
  color: var(--brown);
}

.answer-card {
  margin-top: 16px;
  width: min(370px, 100%);
  padding: 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(180, 160, 140, 0.24);
}

.answer-card p {
  font-size: 13px;
  color: var(--brown);
  margin-bottom: 10px;
}

.thumb-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.thumb-row span {
  height: 62px;
  border-radius: 9px;
  border: 1px solid rgba(180, 160, 140, 0.25);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.05), rgba(92,74,61,0.13)),
    url("assets/china-landscape.svg") center / 340px auto no-repeat;
}

.thumb-row span:nth-child(2) { background-position: 48% 48%; }
.thumb-row span:nth-child(3) { background-position: 68% 42%; }

.why-panel {
  min-height: 318px;
  padding: 38px 38px 30px;
  background:
    linear-gradient(90deg, rgba(255,255,255,.86), rgba(255,255,255,.7)),
    url("assets/china-landscape.svg") right bottom / 720px auto no-repeat;
}

.bamboo-fade {
  position: absolute;
  right: 18px;
  top: 12px;
  width: 190px;
  height: 235px;
  opacity: 0.2;
  background:
    linear-gradient(110deg, transparent 46%, rgba(92,74,61,.75) 47% 49%, transparent 50%),
    linear-gradient(22deg, transparent 52%, rgba(92,74,61,.55) 53% 56%, transparent 57%),
    linear-gradient(150deg, transparent 42%, rgba(92,74,61,.52) 43% 46%, transparent 47%);
  transform: rotate(9deg);
}

.why-list {
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  display: grid;
  gap: 22px;
}

.why-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 15px;
  align-items: start;
}

.round-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(180, 151, 90, 0.16);
  border: 1px solid rgba(180, 151, 90, 0.22);
  color: var(--brown);
}

.why-list h3 {
  font-size: 18px;
  color: var(--ink);
}

.why-list p {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 14px;
}

/* Route / taxi */
.route-section {
  padding: 28px 34px 34px;
  background:
    linear-gradient(90deg, rgba(255,255,255,.84), rgba(255,255,255,.66)),
    url("assets/china-landscape.svg") right center / 760px auto no-repeat;
}

.section-head h2,
.route-section h2 {
  font-family: var(--serif);
  font-size: 32px;
  letter-spacing: 0.03em;
}

.section-head p {
  color: var(--ink-soft);
  margin-top: 4px;
}

.route-flow {
  position: relative;
  margin-top: 20px;
  display: grid;
  grid-template-columns: minmax(190px, 1fr) 38px minmax(210px, 1fr) 38px minmax(230px, 1fr) 250px;
  gap: 12px;
  align-items: center;
}

.step-card {
  min-height: 150px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  padding: 18px;
  box-shadow: 0 10px 22px rgba(92, 74, 61, 0.05);
}

.step-index {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  margin-bottom: 8px;
  background: var(--gold);
  color: #fffaf2;
  font-weight: 700;
  font-size: 13px;
}

.step-card h3 {
  font-size: 16px;
  margin-bottom: 10px;
}

.field-box {
  position: relative;
  border-radius: 12px;
  background: rgba(249, 247, 243, 0.78);
  border: 1px solid rgba(180, 160, 140, 0.22);
  padding: 13px 14px;
  min-height: 74px;
}

.field-box strong,
.field-box small {
  display: block;
}

.field-box strong {
  font-size: 14px;
  color: var(--brown);
}

.field-box small {
  margin-top: 5px;
  color: rgba(92, 74, 61, 0.72);
  font-size: 12px;
}

.flag-ru {
  position: absolute;
  right: 12px;
  bottom: 12px;
  width: 26px;
  height: 17px;
  overflow: hidden;
  border-radius: 2px;
  text-indent: -999px;
  border: 1px solid rgba(92,74,61,.2);
  background: linear-gradient(#fff 0 33%, #315ab4 33% 66%, #bf2e32 66%);
}

.address-result button,
.mini-buttons button,
.small-cta,
.benefit-card a,
.ai-split button,
.translate-box button {
  border: 1px solid rgba(92, 74, 61, 0.22);
  border-radius: 999px;
  background: rgba(180, 151, 90, 0.17);
  color: var(--brown);
  padding: 7px 14px;
  font-size: 12px;
  font-weight: 700;
}

.address-result button {
  margin-top: 10px;
}

.flow-arrow {
  justify-self: center;
  color: rgba(92, 74, 61, 0.45);
  font-family: var(--serif);
  font-size: 46px;
}

.mini-buttons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.mini-buttons button {
  min-height: 52px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.74);
}

.route-car {
  align-self: end;
  width: 250px;
  opacity: 0.92;
  filter: drop-shadow(0 14px 22px rgba(92, 74, 61, 0.12));
}

/* Hotel benefits */
.hotel-section,
.problem-section {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 14px;
}

.section-card-title {
  min-height: 140px;
  padding: 26px 28px;
  background: rgba(255, 255, 255, 0.72);
}

.section-card-title p {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 14px;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.benefit-card {
  min-height: 140px;
  padding: 22px 20px;
  background:
    linear-gradient(90deg, rgba(255,255,255,.82), rgba(255,255,255,.62)),
    url("assets/hotel-wash.svg") right bottom / 260px auto no-repeat;
}

.benefit-card h3 {
  font-family: var(--serif);
  font-size: 20px;
  margin-bottom: 8px;
}

.benefit-card p {
  min-height: 44px;
  color: var(--ink-soft);
  font-size: 13px;
  max-width: 200px;
}

.benefit-card strong {
  display: block;
  margin: 2px 0 11px;
  color: var(--brown);
  letter-spacing: 0.14em;
}

.benefit-card a {
  display: inline-flex;
  margin-top: 12px;
  background: var(--gold);
  color: #fffaf2;
}

.circle-icons {
  display: flex;
  gap: 10px;
  margin: 14px 0 6px;
}

.circle-icons span {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(180, 151, 90, 0.4);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.55);
  color: var(--brown);
}

/* Problems */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.problem-card {
  min-height: 132px;
  padding: 22px 20px 18px;
  background: rgba(255, 255, 255, 0.76);
}

.problem-card span {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 12px;
  color: var(--brown);
  border: 1px solid rgba(92, 74, 61, 0.2);
  border-radius: 11px;
  background: rgba(246, 240, 230, 0.75);
}

.problem-card h3 {
  font-family: var(--serif);
  font-size: 20px;
  margin-bottom: 5px;
}

.problem-card p {
  color: var(--ink-soft);
  font-size: 13px;
}

.problem-card::before {
  content: "";
  position: absolute;
  left: 20px;
  bottom: 14px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.58;
}

/* Cities and AI */
.city-ai {
  display: grid;
  grid-template-columns: 0.82fr 1.12fr 1.05fr;
  gap: 14px;
}

.city-card,
.ai-card {
  padding: 24px;
  min-height: 260px;
}

.city-card p,
.ai-card > p {
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 14px;
}

.city-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 14px;
}

.city-tabs button {
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: rgba(92, 74, 61, 0.66);
  padding: 6px 12px;
  font-size: 13px;
}

.city-tabs button.active,
.city-tabs button:hover {
  color: var(--ink);
  background: rgba(180, 151, 90, 0.17);
  border-color: rgba(180, 151, 90, 0.24);
}

.route-days {
  border-radius: 13px;
  background: rgba(249, 247, 243, 0.74);
  border: 1px solid rgba(180, 160, 140, 0.22);
  padding: 15px;
}

.route-days strong {
  color: var(--brown);
  font-size: 14px;
}

.route-days ol {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--ink-soft);
  font-size: 13px;
}

.route-days li + li {
  margin-top: 4px;
}

.small-cta {
  display: inline-flex;
  margin-top: 14px;
  background: var(--gold);
  color: #fffaf2;
}

.map-card {
  min-height: 260px;
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: 0;
}

.map-card img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
}

.ai-split {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 12px;
  margin-top: 16px;
}

.planner-box,
.translate-box {
  border: 1px solid rgba(180, 160, 140, 0.25);
  border-radius: 14px;
  background: rgba(249, 247, 243, 0.76);
  padding: 15px;
}

.planner-box h3,
.translate-top strong {
  font-size: 15px;
  color: var(--brown);
}

.planner-box strong {
  display: block;
  margin: 10px 0 8px;
  font-size: 13px;
}

.planner-box ul {
  list-style: none;
  margin: 0 0 12px;
  padding: 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.planner-box li + li {
  margin-top: 5px;
}

.translate-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 10px;
}

.translate-top span {
  color: rgba(92, 74, 61, 0.64);
  font-size: 12px;
}

.zh-line,
.ru-line {
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(180, 160, 140, 0.18);
  padding: 10px;
  color: var(--ink-soft);
  font-size: 13px;
}

.ru-line {
  margin-top: 8px;
  color: var(--brown);
}

.translate-box button {
  margin-top: 10px;
}

/* Final CTA */
.final-cta {
  margin-bottom: 0;
  min-height: 250px;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.final-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url("assets/china-landscape.svg") center bottom / cover no-repeat;
  opacity: 0.72;
}

.final-cta::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(249,247,243,.1), rgba(249,247,243,.72));
}

.final-content {
  position: relative;
  z-index: 2;
  min-height: 250px;
  display: grid;
  justify-items: center;
  align-content: center;
  text-align: center;
  padding: 34px 20px;
}

.final-content h2 {
  font-size: clamp(30px, 4vw, 50px);
}

.final-content p {
  margin-top: 8px;
  color: var(--brown);
  font-size: 18px;
}

.final-tags {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin: 22px 0 20px;
}

.final-tags span {
  min-width: 128px;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.68);
  color: var(--brown);
}

.final-button {
  min-width: 330px;
}

/* Footer / toast */
.site-footer {
  position: relative;
  z-index: 1;
  padding: 24px 16px 34px;
  text-align: center;
  color: rgba(92, 74, 61, 0.76);
  font-size: 13px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  z-index: 60;
  transform: translate(-50%, 12px);
  opacity: 0;
  pointer-events: none;
  border: 1px solid rgba(92, 74, 61, 0.28);
  background: rgba(44, 44, 44, 0.86);
  color: #fffaf2;
  border-radius: 999px;
  padding: 10px 18px;
  transition: all 0.25s ease;
}

.toast.show {
  transform: translate(-50%, 0);
  opacity: 1;
}

/* Responsive */
@media (max-width: 1180px) {
  .nav-shell {
    gap: 18px;
  }

  .nav-links {
    gap: 24px;
  }

  .route-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .flow-arrow {
    display: none;
  }

  .route-car {
    grid-column: 3;
    justify-self: end;
    margin-top: -80px;
    width: 210px;
    opacity: 0.35;
  }

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

  .problem-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .city-ai {
    grid-template-columns: 1fr 1fr;
  }

  .ai-card {
    grid-column: 1 / -1;
  }
}

@media (max-width: 920px) {
  .site-header {
    padding-inline: 12px;
  }

  .nav-shell {
    width: min(100%, calc(100vw - 24px));
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .nav-links,
  .nav-actions {
    display: none;
  }

  .nav-shell.menu-open .nav-links,
  .nav-shell.menu-open .nav-actions {
    grid-column: 1 / -1;
    display: flex;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    padding: 12px;
    background: rgba(255, 255, 255, 0.76);
    border: 1px solid var(--line);
    border-radius: 16px;
  }

  .nav-shell.menu-open .nav-links {
    gap: 18px;
  }

  .hero {
    min-height: 420px;
    padding-top: 24px;
  }

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

  .two-col,
  .hotel-section,
  .problem-section,
  .city-ai {
    grid-template-columns: 1fr;
  }

  .assistant-panel {
    grid-template-columns: 1fr;
  }

  .assistant-sidebar {
    border-right: 0;
    border-bottom: 1px solid rgba(180, 160, 140, 0.22);
  }

  .assistant-sidebar a {
    display: inline-flex;
    margin-right: 6px;
  }

  .tool-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .route-flow {
    grid-template-columns: 1fr;
  }

  .route-car {
    grid-column: auto;
    margin-top: -20px;
  }

  .section {
    width: min(100%, calc(100vw - 28px));
  }
}

@media (max-width: 640px) {
  .brand {
    min-width: 0;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  .brand-copy strong {
    font-size: 18px;
  }

  .brand-copy small {
    font-size: 10px;
  }

  .hero {
    padding: 24px 12px 32px;
  }

  .hero::before {
    background-position: 38% top;
    opacity: 0.72;
  }

  .hero h1 {
    font-size: clamp(34px, 12vw, 48px);
    line-height: 1.13;
  }

  .hero-copy {
    font-size: 14px;
  }

  .search-card {
    grid-template-columns: 34px 1fr 40px;
    height: auto;
    min-height: 52px;
    border-radius: 24px;
  }

  .search-card input {
    font-size: 13px;
  }

  .search-card button {
    width: 38px;
    height: 38px;
  }

  .quick-actions {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .hero-cta {
    gap: 10px;
  }

  .btn,
  .btn-primary,
  .btn-ghost,
  .final-button {
    width: 100%;
    min-width: 0;
  }

  .section {
    margin-top: 12px;
  }

  .assistant-main,
  .why-panel,
  .route-section,
  .city-card,
  .ai-card,
  .section-card-title {
    padding: 20px;
  }

  .assistant-main h2,
  .why-panel h2,
  .section-card-title h2,
  .city-card h2,
  .ai-card h2,
  .section-head h2,
  .route-section h2 {
    font-size: 24px;
  }

  .tool-grid,
  .benefit-grid,
  .problem-grid,
  .ai-split {
    grid-template-columns: 1fr;
  }

  .tool-grid button {
    height: 58px;
  }

  .mini-buttons {
    grid-template-columns: 1fr;
  }

  .route-car {
    width: 190px;
    justify-self: center;
    opacity: 0.28;
  }

  .final-content {
    min-height: 260px;
  }

  .final-content p {
    font-size: 14px;
  }

  .final-tags {
    width: 100%;
    gap: 8px;
  }

  .final-tags span {
    min-width: 0;
    flex: 1 1 150px;
  }
}