:root {
  --bg: #f5f1e8;
  --bg-tint: #eef7ff;
  --surface: rgba(255, 255, 255, 0.74);
  --surface-strong: #ffffff;
  --surface-dark: #14233a;
  --surface-dark-2: #0f1b2e;
  --ink: #13233b;
  --muted: #63758b;
  --line: rgba(19, 35, 59, 0.1);
  --accent: #1f8fff;
  --accent-strong: #0bb5d8;
  --warm: #f2a53b;
  --success: #10b981;
  --radius-xl: 34px;
  --radius-lg: 26px;
  --radius-md: 20px;
  --shadow-soft: 0 24px 60px rgba(19, 35, 59, 0.08);
  --shadow-strong: 0 36px 80px rgba(19, 35, 59, 0.16);
  --max-width: 1200px;
  --font-body: "Microsoft YaHei UI", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", sans-serif;
  --font-display: "DengXian", "Microsoft YaHei UI", "PingFang SC", "Segoe UI Variable Display", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.78;
  letter-spacing: 0.01em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background:
    radial-gradient(circle at 10% 12%, rgba(31, 143, 255, 0.14), transparent 20%),
    radial-gradient(circle at 88% 8%, rgba(242, 165, 59, 0.14), transparent 18%),
    radial-gradient(circle at 50% 100%, rgba(11, 181, 216, 0.12), transparent 20%),
    linear-gradient(180deg, var(--bg-tint) 0%, var(--bg) 52%, #f1ede4 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(rgba(19, 35, 59, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(19, 35, 59, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.45), transparent 90%);
  pointer-events: none;
}

.background-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 22%, rgba(31, 143, 255, 0.08), transparent 24%),
    radial-gradient(circle at 82% 18%, rgba(11, 181, 216, 0.08), transparent 18%),
    radial-gradient(circle at 50% 72%, rgba(242, 165, 59, 0.08), transparent 18%);
  filter: blur(20px);
}

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

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

.page-shell {
  width: min(calc(100% - 36px), var(--max-width));
  margin: 0 auto;
  padding-bottom: 52px;
}

.site-header {
  position: sticky;
  top: 18px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 86px;
  margin-top: 18px;
  padding: 16px 22px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 48px rgba(19, 35, 59, 0.1);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  min-width: 0;
}

.brand-mark-soft {
  position: relative;
  display: block;
  width: 54px;
  height: 54px;
  overflow: hidden;
  flex-shrink: 0;
  border-radius: 15px;
}

.brand-mark-soft::after {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(31, 143, 255, 0.12), transparent 72%);
  pointer-events: none;
}

.brand-logo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 26%;
  transform: scale(1.96);
  transform-origin: center 26%;
  opacity: 0.84;
  mix-blend-mode: multiply;
  filter: saturate(0.94) contrast(1.02);
}

.brand-text {
  color: rgba(19, 35, 59, 0.92);
  font-family: var(--font-display);
  font-size: 1.04rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.site-nav {
  display: inline-flex;
  gap: 22px;
  color: var(--muted);
}

.site-nav a {
  position: relative;
  font-size: 0.98rem;
  font-weight: 600;
  transition: color 0.25s ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.25s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.header-cta,
.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease,
    background 0.25s ease;
}

.header-cta,
.primary-button {
  padding: 14px 22px;
  background: linear-gradient(135deg, var(--accent) 0%, #32b4ff 55%, var(--accent-strong) 100%);
  color: #ffffff;
  box-shadow: 0 18px 30px rgba(31, 143, 255, 0.22);
}

.secondary-button {
  padding: 14px 22px;
  border: 1px solid rgba(19, 35, 59, 0.14);
  background: rgba(255, 255, 255, 0.6);
  color: var(--ink);
  box-shadow: 0 12px 24px rgba(19, 35, 59, 0.06);
}

.header-cta:hover,
.primary-button:hover,
.secondary-button:hover {
  transform: translateY(-2px);
}

.menu-toggle {
  display: none;
  padding: 11px 15px;
  border: 1px solid rgba(19, 35, 59, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  color: var(--ink);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 34px;
  align-items: center;
  padding: 88px 0 44px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 34px auto auto -40px;
  width: 180px;
  height: 180px;
  border-radius: 40px;
  background: linear-gradient(145deg, rgba(31, 143, 255, 0.16), rgba(255, 255, 255, 0));
  transform: rotate(-14deg);
  pointer-events: none;
}

.hero-copy,
.hero-panel,
.section,
.site-footer {
  position: relative;
  z-index: 1;
}

.hero-copy {
  max-width: 560px;
}

.hero-badge,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  padding: 9px 14px;
  border: 1px solid rgba(31, 143, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.58);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.hero-badge {
  margin-bottom: 22px;
  gap: 10px;
  padding: 10px 16px;
  border-color: rgba(31, 143, 255, 0.14);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.84), rgba(240, 248, 255, 0.76));
  color: var(--ink);
  letter-spacing: normal;
  box-shadow: 0 12px 24px rgba(31, 143, 255, 0.08);
  backdrop-filter: blur(10px);
}

.hero-badge-dot {
  display: inline-flex;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  box-shadow: 0 0 0 5px rgba(31, 143, 255, 0.12);
}

.hero-badge-brand {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.hero-badge-divider {
  width: 1px;
  height: 14px;
  background: rgba(99, 117, 139, 0.24);
}

.hero-badge-copy {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.hero-title {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: fit-content;
  max-width: 100%;
  gap: 10px;
  margin: 0;
  font-family: var(--font-display);
  line-height: 1.04;
}

.hero-title-main,
.hero-title-accent {
  display: inline-block;
  width: fit-content;
  max-width: 100%;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.hero-title-main {
  font-size: clamp(1.66rem, 3vw, 2.48rem);
  color: var(--ink);
}

.hero-title-accent {
  position: relative;
  padding-right: 0.06em;
  font-size: clamp(1.52rem, 2.9vw, 2.22rem);
  color: var(--accent);
}

.hero-title-accent::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -0.08em;
  left: 0.04em;
  height: 0.42em;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(31, 143, 255, 0.18), rgba(11, 181, 216, 0.12));
  z-index: -1;
}

.hero-lead {
  max-width: 31rem;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.86;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
}

.hero-panel {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 32px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0)),
    linear-gradient(145deg, rgba(31, 143, 255, 0.15), rgba(11, 181, 216, 0)),
    var(--surface-dark);
  color: #f5f9ff;
  box-shadow: var(--shadow-strong);
  overflow: hidden;
}

.hero-panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.panel-dots {
  display: inline-flex;
  gap: 8px;
}

.panel-dots span {
  display: block;
  width: 13px;
  height: 13px;
  border-radius: 999px;
}

.panel-dots span:nth-child(1) {
  background: #ff715c;
}

.panel-dots span:nth-child(2) {
  background: #f6be43;
}

.panel-dots span:nth-child(3) {
  background: #37c47a;
}

.hero-panel-top p {
  margin: 0;
  color: #b7c6db;
  font-family: var(--font-display);
  font-size: 0.92rem;
  letter-spacing: 0.06em;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding-top: 22px;
}

.metric-card {
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.04);
}

.metric-card:last-child {
  grid-column: span 2;
}

.metric-card span {
  display: block;
  color: #90a4c1;
  font-size: 0.9rem;
}

.metric-card strong {
  display: block;
  margin-top: 12px;
  color: #ffffff;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1;
  letter-spacing: -0.06em;
  font-variant-numeric: tabular-nums;
}

.metric-card small {
  display: inline-flex;
  margin-top: 10px;
  color: #9fefd1;
  font-size: 0.92rem;
  font-weight: 700;
  transition:
    color 0.25s ease,
    opacity 0.25s ease,
    transform 0.25s ease;
}

.metric-card:nth-child(2) small {
  color: #a7f3d0;
}

.metric-card:nth-child(3) small {
  color: #9dd7ff;
}

.metric-bar {
  display: block;
  height: 5px;
  margin-top: 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
}

.metric-bar::after {
  content: "";
  display: block;
  height: 100%;
  border-radius: inherit;
  width: var(--fill, 70%);
  transition:
    width 0.85s ease,
    filter 0.25s ease;
}

.metric-bar-cyan::after {
  background: linear-gradient(90deg, #26c0ff, #2d87ff);
}

.metric-bar-green::after {
  background: linear-gradient(90deg, #1fd281, #65f4b7);
}

.metric-bar-blue::after {
  background: linear-gradient(90deg, #3690ff, #47d7ff);
}

.metric-card.is-up small {
  color: #a7f3d0;
}

.metric-card.is-down small {
  color: #ffd39b;
}

.metric-card.is-steady small {
  color: #9dd7ff;
}

.metric-card.is-up .metric-bar::after {
  filter: brightness(1.08) saturate(1.08);
}

.metric-card.is-down .metric-bar::after {
  filter: saturate(0.88);
}

.section {
  margin-top: 30px;
  padding: 38px;
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(14px);
}

.trust-band {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: center;
}

.trust-band p {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
}

.trust-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.trust-tags span {
  padding: 10px 14px;
  border: 1px solid rgba(19, 35, 59, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
}

.section-heading {
  max-width: 720px;
}

.section-heading.centered {
  margin: 0 auto;
  text-align: center;
}

.section-heading.compact {
  max-width: 640px;
}

.section-heading .eyebrow {
  margin-bottom: 18px;
}

.section-heading h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.section-heading p:last-child {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.9;
}

.card-grid,
.faq-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.info-card,
.feature-card,
.timeline-item,
.model-card,
.faq-card,
.result-board article {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.88);
}

.info-card {
  position: relative;
  overflow: hidden;
}

.info-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
}

.info-card h3,
.feature-card h3,
.timeline-item h3,
.model-card h3,
.faq-card h3,
.highlight-panel h3,
.contact-form-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.28rem;
  line-height: 1.34;
  letter-spacing: -0.03em;
}

.info-card p,
.feature-card p,
.timeline-item p,
.model-card p,
.faq-card p,
.highlight-panel p,
.contact-copy p,
.contact-points li,
.contact-form-head p:last-child,
.form-note,
.form-status {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.86;
}

.info-card ul,
.highlight-panel ul {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--ink);
  font-size: 0.97rem;
  line-height: 1.84;
}

.services-section {
  background:
    radial-gradient(circle at top center, rgba(31, 143, 255, 0.08), transparent 26%),
    rgba(255, 255, 255, 0.76);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.service-card {
  display: grid;
  align-content: start;
  gap: 16px;
  min-height: 228px;
  padding: 26px;
  border: 1px solid rgba(19, 35, 59, 0.08);
  border-radius: 26px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(244, 249, 255, 0.88));
  box-shadow: 0 18px 40px rgba(19, 35, 59, 0.05);
}

.service-card-wide {
  grid-column: span 2;
  grid-template-columns: 72px 1fr;
  gap: 20px;
  align-items: start;
  min-height: 188px;
}

.service-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  height: 58px;
  padding: 0 14px;
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(31, 143, 255, 0.16), rgba(11, 181, 216, 0.14));
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  box-shadow: inset 0 0 0 1px rgba(31, 143, 255, 0.1);
}

.service-card h3 {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.34rem;
  line-height: 1.34;
  letter-spacing: -0.03em;
}

.service-card p,
.service-card-wide p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.84;
}

.feature-section {
  border-color: rgba(19, 35, 59, 0.04);
  background:
    radial-gradient(circle at top right, rgba(31, 143, 255, 0.16), transparent 24%),
    linear-gradient(145deg, var(--surface-dark) 0%, var(--surface-dark-2) 100%);
  color: #f4f8ff;
  box-shadow: var(--shadow-strong);
}

.feature-section .eyebrow {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.1);
  color: #7ed1ff;
}

.feature-section .section-heading h2,
.feature-section .feature-card h3 {
  color: #ffffff;
}

.feature-section .section-heading p:last-child,
.feature-section .feature-card p {
  color: #aebdd2;
}

.feature-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.88fr);
  gap: 22px;
  margin-top: 30px;
}

.feature-stack {
  display: grid;
  gap: 16px;
}

.feature-card {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 16px;
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.08);
}

.feature-card span,
.timeline-item span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(31, 143, 255, 0.24), rgba(11, 181, 216, 0.12));
  color: #ffffff;
  font-family: var(--font-display);
  font-weight: 700;
}

.highlight-panel {
  padding: 26px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(160deg, rgba(242, 165, 59, 0.16), rgba(255, 255, 255, 0)),
    rgba(255, 255, 255, 0.96);
  color: var(--ink);
  box-shadow: 0 26px 50px rgba(0, 0, 0, 0.16);
}

.highlight-kicker {
  margin: 0 0 12px;
  color: #b86f00;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.timeline-item {
  min-height: 228px;
  background:
    linear-gradient(180deg, rgba(31, 143, 255, 0.06), rgba(255, 255, 255, 0.92));
}

.timeline-item span {
  margin-bottom: 18px;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.model-card {
  min-height: 236px;
  background: rgba(255, 255, 255, 0.92);
}

.model-card strong {
  display: inline-flex;
  margin-top: 18px;
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.95rem;
}

.model-card.active {
  border-color: rgba(31, 143, 255, 0.18);
  background:
    linear-gradient(160deg, rgba(31, 143, 255, 0.16), rgba(255, 255, 255, 0.96));
  transform: translateY(-6px);
  box-shadow: 0 24px 50px rgba(31, 143, 255, 0.12);
}

.result-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 20px;
  margin-top: 30px;
}

#results .section-heading h2,
#faq .section-heading h2 {
  font-size: clamp(1.95rem, 3.2vw, 2.75rem);
  line-height: 1.12;
}

#results .section-heading p:last-child,
#faq .section-heading p:last-child {
  font-size: 0.95rem;
  line-height: 1.82;
}

.result-board {
  display: grid;
  gap: 16px;
}

.result-board article {
  background: rgba(255, 255, 255, 0.88);
  padding: 18px 20px;
}

.result-board span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
}

.result-board strong {
  display: block;
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 1.16rem;
  line-height: 1.42;
  letter-spacing: -0.03em;
}

.mini-chart {
  position: relative;
  min-height: 360px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at top right, rgba(31, 143, 255, 0.16), transparent 22%),
    linear-gradient(180deg, #152640 0%, #111e32 100%);
  color: #e9f1ff;
  box-shadow: var(--shadow-strong);
  overflow: hidden;
}

.chart-line {
  position: absolute;
  inset: 15% 8% 22% 8%;
  border: 1px dashed rgba(255, 255, 255, 0.12);
  border-radius: 22px;
}

.chart-columns {
  position: absolute;
  right: 8%;
  bottom: 22%;
  left: 8%;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  align-items: end;
  height: 60%;
}

.chart-columns span {
  display: block;
  height: var(--h);
  border-radius: 18px 18px 8px 8px;
  background: linear-gradient(180deg, #44c6ff 0%, #1e8fff 100%);
  box-shadow: 0 16px 30px rgba(31, 143, 255, 0.28);
}

.chart-labels {
  position: absolute;
  right: 8%;
  bottom: 20px;
  left: 8%;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  color: #9fb3ce;
  font-size: 0.82rem;
  text-align: center;
}

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

.faq-card {
  background:
    linear-gradient(180deg, rgba(31, 143, 255, 0.06), rgba(255, 255, 255, 0.92));
}

#faq .faq-card {
  padding: 20px;
}

#faq .faq-card h3 {
  font-size: 1.08rem;
  line-height: 1.4;
}

#faq .faq-card p {
  font-size: 0.93rem;
  line-height: 1.78;
}

.contact-section {
  overflow: hidden;
  background:
    radial-gradient(circle at top left, rgba(31, 143, 255, 0.14), transparent 22%),
    linear-gradient(145deg, var(--surface-dark) 0%, #13233b 100%);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-strong);
}

.contact-card {
  display: flex;
  justify-content: center;
}

.contact-section .eyebrow {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.1);
  color: #7ed1ff;
}

.contact-copy h2 {
  margin: 18px 0 0;
  max-width: 9ch;
  color: #ffffff;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.55rem);
  line-height: 1.05;
  letter-spacing: -0.06em;
}

.contact-copy p {
  max-width: 34rem;
  color: #b4c4d8;
}

.contact-points {
  display: grid;
  gap: 12px;
  margin: 26px 0;
  padding: 0;
  list-style: none;
}

.contact-points li {
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  color: #dce8f8;
}

.contact-box {
  display: grid;
  gap: 10px;
  padding: 22px;
  border: 1px solid rgba(126, 209, 255, 0.2);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.04);
}

.contact-box p,
.contact-box small,
.site-footer p {
  margin: 0;
}

.contact-box p {
  color: #7ed1ff;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.contact-box a {
  color: #ffffff;
  font-family: var(--font-display);
  font-size: 1.34rem;
  font-weight: 700;
  line-height: 1.12;
}

.contact-box span,
.contact-box small {
  color: #b4c4d8;
}

.contact-form-card {
  width: min(100%, 720px);
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 24px 56px rgba(4, 16, 32, 0.18);
}

.contact-form-head h3 {
  color: var(--ink);
}

.contact-form-head p:last-child {
  margin-top: 12px;
}

.consult-form {
  display: grid;
  gap: 18px;
  margin-top: 24px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-field {
  display: grid;
  gap: 10px;
}

.form-field span {
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 700;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 15px 16px;
  border: 1px solid rgba(19, 35, 59, 0.12);
  border-radius: 16px;
  background: #f8fbff;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.6;
  outline: none;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background 0.2s ease;
}

.form-field select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, #48617e 50%),
    linear-gradient(135deg, #48617e 50%, transparent 50%);
  background-position:
    calc(100% - 22px) calc(50% - 2px),
    calc(100% - 16px) calc(50% - 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.form-field textarea {
  min-height: 130px;
  resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: #90a0b4;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: rgba(31, 143, 255, 0.4);
  box-shadow: 0 0 0 4px rgba(31, 143, 255, 0.1);
  background: #ffffff;
}

.form-field input.is-invalid,
.form-field select.is-invalid,
.form-field textarea.is-invalid {
  border-color: rgba(255, 119, 119, 0.88);
  box-shadow: 0 0 0 4px rgba(255, 119, 119, 0.1);
}

.form-submit {
  width: 100%;
  padding: 16px 18px;
  border: 0;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--surface-dark) 0%, #26446f 100%);
  color: #ffffff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 18px 34px rgba(19, 35, 59, 0.18);
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    opacity 0.2s ease;
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 38px rgba(19, 35, 59, 0.22);
}

.form-submit:disabled {
  opacity: 0.7;
  cursor: wait;
}

.form-status,
.form-note {
  margin: 0;
}

.form-status {
  min-height: 24px;
}

.form-status.is-success {
  color: var(--success);
}

.form-status.is-error {
  color: #e66b6b;
}

.site-footer {
  margin-top: 24px;
  padding: 10px 6px 0;
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1120px) {
  .hero,
  .feature-layout,
  .result-layout,
  .contact-card {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 24px;
    padding: 76px 0 38px;
  }

  .hero-copy {
    max-width: 100%;
  }

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

  .service-card-wide {
    grid-column: span 2;
  }
}

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

  .model-grid {
    grid-template-columns: 1fr;
  }

  .trust-band {
    grid-template-columns: 1fr;
  }

  .section-heading h2 {
    font-size: clamp(1.88rem, 4.8vw, 2.56rem);
  }

  .timeline-item,
  .model-card {
    min-height: auto;
  }
}

@media (max-width: 820px) {
  .page-shell {
    width: min(calc(100% - 24px), var(--max-width));
  }

  .site-header {
    flex-wrap: wrap;
    min-height: auto;
    top: 12px;
    gap: 14px;
    margin-top: 12px;
    padding: 14px 16px;
    border-radius: 24px;
  }

  .brand {
    max-width: calc(100% - 88px);
    gap: 8px;
  }

  .brand-mark-soft {
    width: 48px;
    height: 48px;
    border-radius: 13px;
  }

  .brand-text {
    font-size: 0.96rem;
    letter-spacing: 0.06em;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .site-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 10px;
    margin-top: 4px;
    padding: 14px 16px;
    border: 1px solid rgba(19, 35, 59, 0.08);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.8);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    font-size: 0.96rem;
  }

  .header-cta {
    display: none;
  }

  .section,
  .contact-form-card {
    padding: 24px 18px;
    border-radius: 26px;
  }

  .card-grid,
  .metric-grid,
  .timeline,
  .faq-list,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .service-card,
  .service-card-wide {
    min-height: auto;
    padding: 22px 18px;
  }

  .service-card-wide {
    grid-column: auto;
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .service-chip {
    min-width: 52px;
    height: 52px;
    border-radius: 16px;
    font-size: 0.88rem;
  }

  .service-card h3 {
    font-size: 1.16rem;
  }

  .service-card p,
  .service-card-wide p {
    font-size: 0.94rem;
    line-height: 1.76;
  }

  .hero {
    gap: 22px;
    padding: 46px 0 24px;
  }

  .hero-title-main {
    font-size: clamp(1.54rem, 5.6vw, 2rem);
  }

  .hero-title-accent {
    font-size: clamp(1.38rem, 4.9vw, 1.76rem);
  }

  .hero-lead {
    max-width: 100%;
    font-size: 0.98rem;
    line-height: 1.8;
  }

  .hero-panel {
    padding: 18px;
    border-radius: 24px;
  }

  .hero-panel-top p {
    font-size: 0.84rem;
    letter-spacing: 0.04em;
  }

  .metric-card {
    padding: 16px;
    border-radius: 18px;
  }

  .metric-card span {
    font-size: 0.84rem;
  }

  .metric-card strong {
    font-size: clamp(1.58rem, 6.8vw, 2.18rem);
  }

  .metric-card small {
    font-size: 0.84rem;
  }

  .result-board strong {
    font-size: 1.04rem;
    line-height: 1.4;
  }

  .mini-chart {
    min-height: 300px;
    padding: 18px;
  }

  .chart-columns,
  .chart-labels {
    gap: 10px;
  }

  .chart-labels {
    font-size: 0.76rem;
  }

  #faq .faq-card h3 {
    font-size: 1rem;
  }

  #faq .faq-card p {
    font-size: 0.9rem;
  }

  .form-field span {
    font-size: 0.88rem;
  }

  .form-field input,
  .form-field select,
  .form-field textarea {
    padding: 14px;
    font-size: 0.96rem;
  }

  .form-submit {
    padding: 15px 16px;
    font-size: 0.96rem;
  }

  .metric-card:last-child {
    grid-column: auto;
  }
}

@media (max-width: 600px) {
  .page-shell {
    width: min(calc(100% - 18px), var(--max-width));
    padding-bottom: 40px;
  }

  .site-header {
    top: 8px;
    gap: 10px;
    padding: 12px 14px;
    border-radius: 20px;
  }

  .brand-mark-soft {
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }

  .brand-text {
    font-size: 0.88rem;
    letter-spacing: 0.04em;
  }

  .menu-toggle {
    padding: 9px 13px;
    font-size: 0.92rem;
  }

  .hero {
    padding: 38px 0 20px;
  }

  .hero-badge {
    gap: 8px;
    margin-bottom: 18px;
    padding: 8px 12px;
  }

  .hero-badge-dot {
    width: 8px;
    height: 8px;
    box-shadow: 0 0 0 4px rgba(31, 143, 255, 0.1);
  }

  .hero-badge-brand {
    font-size: 0.74rem;
  }

  .hero-badge-copy {
    font-size: 0.68rem;
  }

  .hero-title {
    gap: 8px;
  }

  .hero-title-main {
    font-size: clamp(1.36rem, 6.9vw, 1.68rem);
  }

  .hero-title-accent {
    font-size: clamp(1.22rem, 6vw, 1.48rem);
  }

  .hero-title-accent::after {
    left: 0.03em;
    height: 0.36em;
  }

  .hero-lead {
    margin-top: 18px;
    font-size: 0.94rem;
    line-height: 1.74;
  }

  .hero-actions {
    gap: 12px;
    margin-top: 24px;
    flex-direction: column;
    align-items: stretch;
  }

  .primary-button,
  .secondary-button {
    width: 100%;
  }

  .trust-tags {
    flex-direction: column;
    gap: 10px;
  }

  .trust-tags span {
    padding: 9px 12px;
    font-size: 0.86rem;
  }

  .contact-copy h2,
  .section-heading h2 {
    max-width: 100%;
    font-size: clamp(1.5rem, 7vw, 1.88rem);
    line-height: 1.12;
  }

  #results .section-heading h2,
  #faq .section-heading h2 {
    font-size: clamp(1.38rem, 6.6vw, 1.74rem);
    line-height: 1.14;
  }

  .section {
    margin-top: 20px;
    padding: 20px 16px;
    border-radius: 22px;
  }

  .section-heading p:last-child,
  .info-card p,
  .feature-card p,
  .timeline-item p,
  .model-card p,
  .faq-card p,
  .highlight-panel p,
  .contact-form-head p:last-child,
  .form-note,
  .form-status {
    font-size: 0.92rem;
    line-height: 1.72;
  }

  #results .section-heading p:last-child,
  #faq .section-heading p:last-child {
    font-size: 0.9rem;
    line-height: 1.7;
  }

  .info-card,
  .feature-card,
  .timeline-item,
  .model-card,
  .faq-card,
  .result-board article,
  .service-card {
    padding: 18px;
  }

  .info-card h3,
  .feature-card h3,
  .timeline-item h3,
  .model-card h3,
  .faq-card h3,
  .highlight-panel h3,
  .contact-form-head h3,
  .service-card h3 {
    font-size: 1.06rem;
  }

  .service-chip {
    min-width: 48px;
    height: 48px;
    font-size: 0.82rem;
  }

  .service-card p,
  .service-card-wide p {
    font-size: 0.9rem;
    line-height: 1.7;
  }

  .feature-card {
    grid-template-columns: 48px 1fr;
    gap: 14px;
  }

  .feature-card span,
  .timeline-item span {
    width: 42px;
    height: 42px;
    border-radius: 14px;
  }

  .result-board article {
    padding: 16px;
  }

  .result-board strong {
    font-size: 0.96rem;
    line-height: 1.5;
  }

  .mini-chart {
    min-height: 260px;
    padding: 16px;
  }

  .chart-line {
    inset: 16% 10% 24% 10%;
    border-radius: 16px;
  }

  .chart-columns {
    right: 10%;
    bottom: 24%;
    left: 10%;
    gap: 8px;
  }

  .chart-labels {
    right: 10%;
    bottom: 16px;
    left: 10%;
    gap: 8px;
    font-size: 0.7rem;
  }

  .contact-form-card {
    padding: 20px 16px;
    border-radius: 22px;
  }

  .consult-form {
    gap: 16px;
    margin-top: 18px;
  }

  .form-field {
    gap: 8px;
  }

  .contact-box a {
    font-size: 1.18rem;
  }

  .site-footer {
    padding: 4px 4px 0;
    font-size: 0.84rem;
  }
}