:root {
  --navy-950: #03111a;
  --navy-900: #061927;
  --navy-800: #08263a;
  --navy-700: #0b3850;
  --blue-500: #0e6b8f;
  --silver-300: #c9d4d9;
  --silver-200: #e1e8eb;
  --silver-100: #f5f8f9;
  --ink: #07131d;
  --muted: #64727c;
  --line: rgba(9, 38, 57, 0.14);
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(2, 18, 28, 0.13);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
}

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

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

.container {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.section-band {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 8%, rgba(14, 107, 143, 0.09), transparent 30%),
    linear-gradient(90deg, rgba(8, 38, 58, 0.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(8, 38, 58, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, #ffffff 0%, #f5f8f9 100%);
  background-size: 100% 100%, 42px 42px, 42px 42px, 100% 100%;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 36px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--blue-500);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
}

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

h1 {
  margin-bottom: 22px;
  color: var(--navy-950);
  font-size: clamp(42px, 6vw, 76px);
  line-height: 1.05;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  color: var(--navy-950);
  font-size: clamp(25px, 2.8vw, 36px);
  line-height: 1.16;
  letter-spacing: 0;
}

.section-heading h2 {
  white-space: nowrap;
}

h3 {
  color: var(--navy-950);
  font-size: 20px;
  line-height: 1.3;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  background: rgba(3, 17, 26, 0.96);
  backdrop-filter: blur(16px);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
  font-family: SimHei, "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
}

.site-header.is-scrolled {
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 30px rgba(3, 17, 26, 0.18);
}

.nav-shell {
  width: min(1240px, calc(100% - 32px));
  height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  min-width: max-content;
  padding: 0;
  background: transparent;
}

.brand-logo-card {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: #ffffff;
  overflow: hidden;
}

.brand-logo {
  width: 54px;
  height: 54px;
  display: block;
  object-fit: contain;
  object-position: center;
}

.brand-title {
  color: #ffffff;
  font-family: SimHei, "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 19px;
  font-weight: 900;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
}

.nav-links a {
  position: relative;
  padding: 8px 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: center;
  background: var(--silver-300);
  transition: transform 0.22s ease;
}

.nav-links a:hover::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.96);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--navy-900);
}

.hero {
  min-height: calc(100vh - 76px);
  padding: 84px 0 70px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 34px auto auto 6%;
  width: 220px;
  height: 220px;
  border: 1px dashed rgba(8, 38, 58, 0.12);
  border-radius: 50%;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 0.9fr);
  align-items: center;
  gap: 56px;
}

.hero-subtitle {
  max-width: 650px;
  margin-bottom: 32px;
  color: #475761;
  font-size: 20px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 700;
  transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
  cursor: pointer;
}

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

.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--navy-950), var(--navy-700));
  box-shadow: 0 16px 30px rgba(3, 17, 26, 0.2);
}

.btn-secondary {
  color: var(--navy-900);
  border-color: rgba(8, 38, 58, 0.18);
  background: rgba(255, 255, 255, 0.72);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-meta span,
.about-points span,
.contact-tags span {
  padding: 7px 12px;
  color: var(--navy-800);
  border: 1px dashed rgba(8, 38, 58, 0.28);
  background: rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  font-size: 13px;
}

.hero-visual {
  position: relative;
}

.sample-canvas {
  position: relative;
  min-height: 580px;
  overflow: hidden;
  border: 1px solid rgba(8, 38, 58, 0.12);
  border-radius: 8px;
  background:
    radial-gradient(circle at 28% 18%, rgba(14, 107, 143, 0.16), transparent 34%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(232, 239, 242, 0.88));
  box-shadow: var(--shadow);
}

.sample-canvas.workstation {
  background:
    radial-gradient(circle at 62% 26%, rgba(255, 255, 255, 0.86), transparent 26%),
    radial-gradient(circle at 20% 85%, rgba(14, 107, 143, 0.13), transparent 30%),
    linear-gradient(90deg, rgba(8, 38, 58, 0.045) 1px, transparent 1px),
    linear-gradient(0deg, rgba(8, 38, 58, 0.045) 1px, transparent 1px),
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(232, 239, 242, 0.92));
  background-size: 100% 100%, 100% 100%, 34px 34px, 34px 34px, 100% 100%;
}

.canvas-header {
  height: 54px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(8, 38, 58, 0.1);
}

.canvas-header span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #9aabb2;
}

.canvas-header strong {
  margin-left: 8px;
  color: var(--navy-800);
  font-size: 13px;
}

.review-layout {
  height: calc(100% - 54px);
  min-height: 526px;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) 190px;
  gap: 18px;
  padding: 22px;
}

.review-sidebar {
  display: grid;
  align-content: start;
  justify-items: center;
  gap: 16px;
  padding: 16px 0;
  border: 1px solid rgba(8, 38, 58, 0.1);
  border-radius: 8px;
  background: rgba(3, 17, 26, 0.92);
}

.side-dot {
  width: 18px;
  height: 18px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 4px;
}

.side-dot.active {
  background: linear-gradient(135deg, #c9d4d9, #0e6b8f);
}

.review-stage {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 16px;
}

.sample-photo {
  position: relative;
  min-height: 350px;
  overflow: hidden;
  border: 1px dashed rgba(8, 38, 58, 0.24);
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 42%, rgba(14, 107, 143, 0.11), transparent 36%),
    rgba(255, 255, 255, 0.72);
}

.real-sample {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.74), rgba(255, 255, 255, 0.26)),
    repeating-linear-gradient(90deg, rgba(8, 38, 58, 0.045) 0 1px, transparent 1px 18px),
    linear-gradient(145deg, #f6f9fa, #dce7eb);
}

.garment-photo {
  position: absolute;
  inset: 28px 12% 24px;
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.64), rgba(255, 255, 255, 0.14)),
    linear-gradient(135deg, rgba(3, 17, 26, 0.08), rgba(255, 255, 255, 0.2));
  box-shadow: inset 0 0 0 1px rgba(8, 38, 58, 0.08), 0 18px 34px rgba(3, 17, 26, 0.12);
}

.hanger {
  position: absolute;
  top: 12px;
  left: 50%;
  width: 82px;
  height: 34px;
  transform: translateX(-50%);
  border-top: 2px solid rgba(3, 17, 26, 0.55);
  border-radius: 50%;
}

.hanger::before {
  content: "";
  position: absolute;
  top: -15px;
  left: 50%;
  width: 24px;
  height: 24px;
  border: 2px solid rgba(3, 17, 26, 0.55);
  border-bottom: 0;
  border-radius: 50% 50% 0 0;
  transform: translateX(-50%);
}

.dress-body {
  position: absolute;
  left: 50%;
  top: 52px;
  width: 185px;
  height: 270px;
  transform: translateX(-50%);
  background:
    radial-gradient(circle at 30% 16%, rgba(255, 255, 255, 0.58), transparent 22%),
    repeating-linear-gradient(100deg, rgba(255, 255, 255, 0.2) 0 2px, transparent 2px 12px),
    linear-gradient(130deg, #eaf0f2 0%, #bccbd1 52%, #8199a3 100%);
  border: 2px solid rgba(3, 17, 26, 0.62);
  border-radius: 44px 44px 20px 20px / 34px 34px 60px 60px;
  clip-path: polygon(27% 0, 73% 0, 88% 18%, 78% 100%, 22% 100%, 12% 18%);
}

.dress-body::before,
.dress-body::after {
  content: "";
  position: absolute;
  top: 30px;
  width: 54px;
  height: 180px;
  border: 2px solid rgba(3, 17, 26, 0.48);
  border-bottom: 0;
}

.dress-body::before {
  left: -16px;
  border-right: 0;
  border-radius: 60px 0 0 0;
}

.dress-body::after {
  right: -16px;
  border-left: 0;
  border-radius: 0 60px 0 0;
}

.neck,
.waist-seam,
.hem-seam {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.neck {
  top: 0;
  width: 72px;
  height: 30px;
  border-bottom: 2px solid rgba(3, 17, 26, 0.55);
  border-radius: 0 0 50px 50px;
  background: rgba(255, 255, 255, 0.58);
}

.waist-seam,
.hem-seam {
  width: 112px;
  border-top: 2px dashed rgba(14, 107, 143, 0.64);
}

.waist-seam {
  top: 132px;
}

.hem-seam {
  bottom: 52px;
  width: 128px;
}

.recognition-box {
  position: absolute;
  border: 1px solid rgba(14, 107, 143, 0.72);
  background: rgba(14, 107, 143, 0.08);
}

.recognition-box span {
  position: absolute;
  top: -28px;
  left: -1px;
  padding: 4px 8px;
  color: var(--white);
  background: rgba(3, 17, 26, 0.9);
  border-radius: 3px;
  font-size: 12px;
  white-space: nowrap;
}

.box-neck {
  top: 98px;
  left: 35%;
  width: 31%;
  height: 54px;
}

.box-sleeve {
  top: 166px;
  left: 10%;
  width: 32%;
  height: 96px;
}

.box-hem {
  right: 15%;
  bottom: 42px;
  width: 42%;
  height: 58px;
}

.fabric-chip {
  position: absolute;
  left: 18px;
  bottom: 18px;
  padding: 7px 10px;
  color: var(--navy-900);
  border: 1px solid rgba(8, 38, 58, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  font-weight: 700;
}

.review-data {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.review-data div,
.risk-card {
  padding: 13px;
  border: 1px solid rgba(8, 38, 58, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
}

.review-data small,
.risk-card span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.review-data strong {
  display: block;
  margin-top: 4px;
  color: var(--navy-950);
  font-size: 24px;
  line-height: 1;
}

.review-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px;
  color: var(--white);
  border-radius: 8px;
  background: linear-gradient(160deg, rgba(3, 17, 26, 0.96), rgba(8, 38, 58, 0.92));
  box-shadow: 0 18px 38px rgba(3, 17, 26, 0.18);
}

.review-panel h3 {
  margin-bottom: 4px;
  color: var(--white);
  font-size: 18px;
}

.report-line {
  height: 10px;
  width: 78%;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
}

.report-line.wide {
  width: 100%;
}

.report-line.short {
  width: 58%;
}

.risk-card {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.12);
}

.risk-card span {
  color: var(--silver-300);
}

.risk-card strong {
  display: block;
  margin-top: 8px;
  color: var(--white);
  font-size: 20px;
}

.mini-progress {
  height: 8px;
  margin-top: auto;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
}

.mini-progress i {
  display: block;
  width: 78%;
  height: 100%;
  background: linear-gradient(90deg, #c9d4d9, #0e6b8f);
}

.pattern-panel {
  position: absolute;
  inset: 82px 58px 62px;
  border: 1px dashed rgba(8, 38, 58, 0.25);
  background: rgba(255, 255, 255, 0.48);
}

.garment-lines {
  width: 100%;
  height: 100%;
}

.garment-lines path {
  fill: none;
  stroke: rgba(6, 25, 39, 0.78);
  stroke-width: 4;
  stroke-linecap: round;
}

.garment-lines .dash {
  stroke: rgba(14, 107, 143, 0.75);
  stroke-width: 2;
  stroke-dasharray: 10 8;
}

.scan-box {
  position: absolute;
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 8px;
  color: var(--white);
  border: 1px solid rgba(14, 107, 143, 0.7);
  background: rgba(3, 17, 26, 0.08);
}

.scan-box span {
  padding: 4px 8px;
  background: rgba(3, 17, 26, 0.88);
  border-radius: 3px;
  font-size: 12px;
}

.box-a {
  top: 92px;
  left: 80px;
  width: 150px;
  height: 92px;
}

.box-b {
  right: 55px;
  bottom: 96px;
  width: 172px;
  height: 110px;
}

.stitch-line {
  position: absolute;
  height: 1px;
  border-top: 1px dashed rgba(6, 25, 39, 0.4);
}

.stitch-a {
  top: 126px;
  left: 48px;
  width: 240px;
  transform: rotate(-8deg);
}

.stitch-b {
  bottom: 138px;
  right: 40px;
  width: 260px;
  transform: rotate(8deg);
}

.floating-card {
  position: absolute;
  width: 150px;
  padding: 16px;
  color: var(--white);
  background: rgba(3, 17, 26, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  box-shadow: 0 18px 38px rgba(3, 17, 26, 0.22);
}

.floating-card small,
.floating-card span {
  display: block;
  color: var(--silver-300);
  font-size: 12px;
}

.floating-card strong {
  display: block;
  margin: 6px 0;
  font-size: 34px;
  line-height: 1;
}

.card-score {
  left: 20px;
  bottom: 34px;
}

.card-task {
  right: 20px;
  top: 86px;
}

.about-section,
.value-section,
.solutions-section,
.cases-section,
.contact-section {
  padding: 88px 0;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 48px;
  align-items: start;
}

.lead {
  color: #3f4f59;
  font-size: 19px;
}

.about-points,
.contact-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

#features,
.product-section,
.architecture-section {
  padding: 88px 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.product-panel,
.case-card,
.solution-item {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.feature-card:hover,
.product-panel:hover,
.case-card:hover,
.solution-item:hover {
  transform: translateY(-8px);
  border-color: rgba(14, 107, 143, 0.34);
  box-shadow: var(--shadow);
}

.feature-card {
  min-height: 250px;
  padding: 24px;
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.92), rgba(245, 248, 249, 0.78)),
    linear-gradient(90deg, rgba(8, 38, 58, 0.035) 1px, transparent 1px);
  background-size: 100% 100%, 22px 22px;
}

.feature-card::after,
.product-panel::after,
.case-card::after {
  content: "";
  position: absolute;
  inset: 12px;
  pointer-events: none;
  border: 1px dashed rgba(8, 38, 58, 0.12);
  border-radius: 5px;
}

.card-icon {
  width: 46px;
  height: 38px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  color: var(--white);
  background: linear-gradient(135deg, var(--navy-950), var(--blue-500));
  border-radius: 4px;
  font-weight: 900;
}

.feature-card p,
.product-panel p,
.solution-item p,
.case-card p {
  color: var(--muted);
}

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

.value-card {
  position: relative;
  min-height: 180px;
  padding: 28px;
  overflow: hidden;
  color: var(--white);
  background: linear-gradient(145deg, var(--navy-950), var(--navy-800));
  border-radius: 8px;
}

.value-card::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px dashed rgba(255, 255, 255, 0.22);
  border-radius: 4px;
}

.value-card strong,
.value-card span {
  position: relative;
  font-size: 56px;
  line-height: 1;
}

.value-card strong {
  font-weight: 900;
}

.value-card p {
  position: relative;
  margin: 18px 0 0;
  color: var(--silver-200);
}

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

.product-panel {
  min-height: 300px;
  padding: 24px;
  overflow: hidden;
  background:
    radial-gradient(circle at 85% 12%, rgba(14, 107, 143, 0.08), transparent 34%),
    rgba(255, 255, 255, 0.82);
}

.panel-top {
  display: flex;
  gap: 6px;
  margin-bottom: 38px;
}

.panel-top span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #9aabb2;
}

.mini-table {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-top: 28px;
  color: var(--muted);
  font-size: 13px;
}

.mini-table b {
  color: var(--blue-500);
}

.ai-frame {
  width: 100%;
  height: 112px;
  margin-bottom: 28px;
  border: 1px solid rgba(14, 107, 143, 0.55);
  background:
    linear-gradient(90deg, transparent 48%, rgba(14, 107, 143, 0.2) 49%, transparent 51%),
    linear-gradient(0deg, transparent 48%, rgba(14, 107, 143, 0.2) 49%, transparent 51%),
    rgba(14, 107, 143, 0.08);
}

.comment-lines {
  display: grid;
  gap: 12px;
  margin: 16px 0 39px;
}

.comment-lines i {
  height: 16px;
  border-radius: 999px;
  background: linear-gradient(90deg, #d9e3e7, transparent);
}

.comment-lines i:nth-child(2) {
  width: 78%;
}

.comment-lines i:nth-child(3) {
  width: 58%;
}

.bar-chart {
  height: 128px;
  display: flex;
  align-items: end;
  gap: 12px;
  margin-bottom: 20px;
}

.bar-chart i {
  flex: 1;
  min-width: 24px;
  background: linear-gradient(180deg, #c9d4d9, #0e6b8f);
  border-radius: 4px 4px 0 0;
}

.bar-chart i:nth-child(1) {
  height: 42%;
}

.bar-chart i:nth-child(2) {
  height: 66%;
}

.bar-chart i:nth-child(3) {
  height: 52%;
}

.bar-chart i:nth-child(4) {
  height: 86%;
}

.solution-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.solution-item {
  padding: 24px;
  background:
    radial-gradient(circle at 90% 0%, rgba(14, 107, 143, 0.08), transparent 32%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(245, 248, 249, 0.9));
}

.architecture-flow {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.architecture-flow span {
  position: relative;
  min-height: 92px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  color: var(--navy-900);
  text-align: center;
  border: 1px solid rgba(8, 38, 58, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  font-weight: 700;
}

.architecture-flow span:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -12px;
  width: 12px;
  border-top: 1px dashed rgba(8, 38, 58, 0.5);
}

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

.case-card {
  min-height: 250px;
  padding: 28px;
}

.case-card strong {
  display: inline-block;
  margin-top: 14px;
  color: var(--blue-500);
}

.mission-section {
  padding: 96px 0;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(135deg, var(--navy-950), var(--navy-800));
  background-size: 46px 46px, 46px 46px, 100% 100%;
}

.mission-inner {
  max-width: 920px;
}

.mission-section h2,
.mission-section p {
  color: var(--white);
}

.mission-section .eyebrow {
  color: var(--silver-300);
}

.mission-section p:last-child {
  color: var(--silver-200);
  font-size: 18px;
}

.contact-section {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: 54px;
  align-items: start;
}

.contact-copy p {
  color: var(--muted);
}

.demo-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.demo-form label {
  display: grid;
  gap: 8px;
  color: var(--navy-900);
  font-size: 14px;
  font-weight: 700;
}

.demo-form input,
.demo-form select,
.demo-form textarea {
  width: 100%;
  border: 1px solid rgba(8, 38, 58, 0.16);
  border-radius: 6px;
  padding: 13px 14px;
  color: var(--ink);
  background: var(--silver-100);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.demo-form input:focus,
.demo-form select:focus,
.demo-form textarea:focus {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 4px rgba(14, 107, 143, 0.12);
}

.full-field,
.form-message {
  grid-column: 1 / -1;
}

.form-message {
  min-height: 22px;
  margin: 0;
  color: var(--blue-500);
  font-size: 14px;
}

.site-footer {
  padding: 28px 0;
  color: var(--silver-200);
  background: var(--navy-950);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-inner p {
  margin: 6px 0 0;
  color: var(--silver-300);
  font-size: 13px;
}

.footer-inner a {
  color: var(--white);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

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

@media (max-width: 1080px) {
  .hero-grid,
  .about-grid,
  .contact-section {
    grid-template-columns: 1fr;
  }

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

  .product-grid,
  .value-grid,
  .architecture-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-grid {
    gap: 34px;
  }

  .review-layout {
    grid-template-columns: 48px minmax(0, 1fr) 180px;
  }
}

@media (max-width: 820px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    left: 16px;
    right: 16px;
    top: 82px;
    display: grid;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
    color: var(--navy-950);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

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

  .nav-links a {
    padding: 12px;
  }

  .hero {
    min-height: auto;
    padding-top: 54px;
  }

  .sample-canvas {
    min-height: 500px;
  }

  .review-layout {
    min-height: 460px;
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .review-panel {
    grid-column: 1 / -1;
  }

  .pattern-panel {
    inset: 72px 28px 68px;
  }

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

@media (max-width: 620px) {
  .container {
    width: min(100% - 28px, 1180px);
  }

  .brand {
    gap: 10px;
  }

  .brand-logo-card {
    width: 48px;
    height: 48px;
    border-radius: 7px;
  }

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

  .brand-title {
    max-width: 176px;
    overflow: hidden;
    font-size: 15px;
    text-overflow: ellipsis;
  }

  .hero-actions,
  .hero-meta {
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .feature-grid,
  .product-grid,
  .value-grid,
  .solution-list,
  .architecture-flow,
  .demo-form {
    grid-template-columns: 1fr;
  }

  .architecture-flow span:not(:last-child)::after {
    top: auto;
    right: 50%;
    bottom: -12px;
    width: 1px;
    height: 12px;
    border-top: 0;
    border-left: 1px dashed rgba(8, 38, 58, 0.5);
  }

  .sample-canvas {
    min-height: 440px;
  }

  .review-layout {
    min-height: 560px;
    grid-template-columns: 1fr;
    padding: 16px;
  }

  .review-sidebar {
    min-height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
  }

  .sample-photo {
    min-height: 300px;
  }

  .review-data {
    grid-template-columns: 1fr;
  }

  .floating-card {
    width: 132px;
    padding: 12px;
  }

  .floating-card strong {
    font-size: 28px;
  }

  .card-task {
    top: 70px;
  }
}