/*
  ========================================
  YEON Company
  ========================================
*/
:root {
  --accent: #ff5a14;
  --accent-dark: #e84d0a;
  --text: #171717;
  --text-muted: #666666;
  --line: #e9e9e9;
  --bg-soft: #f5f3f1;
  --footer-bg: #ffffff;
  --max-width: 1200px;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.06);
  --radius-lg: 28px;
  --radius-md: 20px;
}

/*
  ========================================
  브라우저 기본값 정리
  ========================================
*/
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: #ffffff;
  line-height: 1.6;
}

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

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

button {
  font: inherit;
  cursor: pointer;
  border: 0;
  background: none;
}

/*
  ========================================
  공통 레이아웃
  ========================================
*/
.container {
  width: min(var(--max-width), calc(100% - 48px));
  margin: 0 auto;
}

.section {
  padding: 100px 0;
}

.eyebrow {
  color: var(--accent);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-title {
  margin: 25px 0 30px;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.section-desc {
  margin: 18px 0 0;
  max-width: 720px;
  color: var(--text-muted);
  font-size: 18px;
}

/*
  ========================================
  버튼 공통 스타일
  ========================================
*/
.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 12px;
  font-weight: 700;
  transition: 0.22s ease;
}

.btn-primary {
  background: var(--accent);
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(255, 90, 20, 0.18);
}

.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.btn-secondary {
  border: 1px solid #d8d8d8;
  color: var(--text);
  background: #ffffff;
}

.btn-secondary:hover {
  border-color: #bdbdbd;
  background: #fafafa;
}

.contact-white-btn {
  width: 100%;
  background: #ffffff;
  color: var(--text);
  border-color: #ffffff;
}

/*
  ========================================
  리뉴얼 중 안내
  ========================================
*/
.renewal-overlay {
  /* 일시적으로 안내 끄기 */
  /* display: none; */

  /* 리뉴얼 안내문 열기 */
  display: flex;

  position: fixed;
  inset: 0;
  z-index: 9999;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(255, 255, 255, 0.15);
}

.renewal-popup {
  width: min(460px, 100%);
  padding: 54px 46px;
  border: 1px solid rgba(255, 90, 20, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(3px);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.renewal-popup-label {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.renewal-popup h3 {
  margin: 0;
  font-size: 26px;
  line-height: 1.35;
  color: var(--text);
}

.renewal-popup p {
  margin: 14px 0 0;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.75;
}

.renewal-close {
  margin-top: 22px;
  min-width: 110px;
  height: 44px;
  padding: 0 18px;
  border-radius: 12px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  transition: background 0.22s ease, transform 0.22s ease;
}

.renewal-close:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

/*
  ========================================
  헤더
  ========================================
*/
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.brand img {
  height: 60px;
  width: auto;
  object-fit: contain;
}

.nav {
  display: flex;
  align-items: center;
  margin-top: 5px;
  gap: 50px;
  margin-left: 40px;
}

.nav a {
  position: relative;
  font-size: 15px;
  color: #414141;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
}

.nav a:hover::after,
.nav a.active::after {
  transform: scaleX(1);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  margin-left: auto;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-right: 18px;
}

.lang-link {
  padding: 0;
  border: none;
  background: transparent;
  color: #7a7a7a;
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  transition: color 0.2s ease;
}

.lang-link:hover {
  color: var(--accent);
}

.lang-link.active {
  color: var(--text);
}

.lang-divider {
  color: #b0b0b0;
  font-size: 13px;
  line-height: 1;
}

.menu-toggle {
  display: none;
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  border: 1px solid var(--line);
  align-items: center;
  justify-content: center;
  background: #ffffff;
  padding: 0;
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  content: "";
  position: absolute;
  display: block;
  width: 18px;
  height: 2px;
  background: #222222;
  border-radius: 99px;
  transition: 0.2s ease;
}

.menu-toggle span {
  transform: translateY(0);
}

.menu-toggle::before {
  transform: translateY(-6px);
}

.menu-toggle::after {
  transform: translateY(6px);
}

.menu-toggle.open span {
  opacity: 0;
}

.menu-toggle.open::before {
  transform: rotate(45deg);
}

.menu-toggle.open::after {
  transform: rotate(-45deg);
}

/*
  ========================================
  Hero
  ========================================
*/
.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.96) 0%, rgba(255,255,255,0.92) 42%, rgba(255,255,255,0.18) 68%, rgba(255,255,255,0.08) 100%),
    url('./images/hero.png') center/cover no-repeat;
  min-height: calc(75vh - 82px);
  display: flex;
  align-items: center;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -120px -120px auto;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(255, 90, 20, 0.08), transparent 65%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 620px) 1fr;
  gap: 60px;
  align-items: center;
  padding: 90px 0 90px;
}

.hero-copy {
  max-width: 620px;
}

.hero-title {
  margin: 0;
  font-size: clamp(48px, 7vw, 68px);
  line-height: 1.25;
  letter-spacing: -0.055em;
  font-weight: 700;
}

.hero-title .accent {
  color: var(--accent);
}

.hero-text {
  margin: 28px 0 0;
  max-width: 580px;
  color: #4b4b4b;
  font-size: 18px;
}

.hero-meta {
  margin-top: 64px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #8a8a8a;
  font-size: 14px;
}

.hero-meta::before {
  content: "";
  width: 2px;
  height: 36px;
  background: var(--accent);
  border-radius: 999px;
}

.hero-visual {
  min-height: 540px;
}

/*
  ========================================
  로고 레퍼런스 섹션
  ========================================
*/
.logo-label {
  margin: 0 0 20px;
  text-align: center;
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.logo-strip {
  margin-top: 30px;
  background: #ffffff;
  border-bottom: 1px solid #f1f1f1;
  overflow: hidden;
}

.logo-strip-inner {
  padding: 36px 0;
}

.logo-strip p {
  margin: 0 0 28px;
  text-align: center;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.logo-marquee {
  position: relative;
  overflow: hidden;
  width: 100%;
}

.logo-track {
  display: flex;
  align-items: center;
  gap: 56px;
  width: max-content;
  animation: marqueeMove 28s linear infinite;
}

.logo-item {
  flex: 0 0 auto;
  color: #7d7d7d;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.logo-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255, 90, 20, 0.45);
  flex: 0 0 auto;
}

.logo-marquee:hover .logo-track {
  animation-play-state: paused;
}

@keyframes marqueeMove {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/*
  ========================================
  About 섹션
  ========================================
*/
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 72px;
  align-items: start;
}

.about-copy {
  position: relative;
  padding-left: 28px;
  max-width: 620px;
}

.about-copy::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 4px;
  height: 120px;
  border-radius: 999px;
  background: linear-gradient(to bottom, var(--accent), rgba(255, 90, 20, 0.15));
}

.about-main-title {
  font-size: clamp(36px, 4.5vw, 52px);
  line-height: 1.3;
  letter-spacing: -0.02em;
}

.headline-accent {
  position: relative;
  display: inline-block;
  color: var(--accent);
  z-index: 1;
}

.headline-accent::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0.08em;
  width: 100%;
  height: 0.24em;
  border-radius: 999px;
  background: rgba(255, 90, 20, 0.14);
  z-index: -1;
  transform: scaleX(0);
  transform-origin: left;
  animation: accentReveal 0.8s ease 0.2s forwards;
}

@keyframes accentReveal {
  to {
    transform: scaleX(1);
  }
}

.about-desc {
  margin: 22px 0 0;
  max-width: 560px;
  color: var(--text-muted);
  font-size: 17px;
  line-height: 1.75;
}

.about-points {
  margin-top: 50px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px 30px;
}

.point {
  padding: 0 0 24px;
  margin-bottom: 0;
  border-bottom: 1px solid var(--line);
  transition: transform 0.28s ease;
}

.point:hover {
  transform: translateY(-4px);
}

.point:last-child {
  margin-bottom: 0;
}

.point-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  background: #fdf1eb;
  color: var(--accent);
  font-size: 17px;
  font-weight: 700;
  transition: background 0.28s ease, color 0.28s ease, transform 0.28s ease;
}

.point:hover .point-icon {
  background: var(--accent);
  color: #ffffff;
  transform: scale(1.05);
}

.point h3 {
  margin: 0 0 10px;
  font-size: 19px;
  line-height: 1.4;
}

.point p {
  margin: 0;
  max-width: 520px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.7;
}

.about-extra {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
  margin-top: 52px;
}

.about-extra-item {
  position: relative;
  overflow: hidden;
  padding: 30px 28px 28px;
  min-height: 176px;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 18px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.9) 0%,
    rgba(255, 255, 255, 0.75) 100%
  );
  transition:
    transform 0.32s ease,
    box-shadow 0.32s ease,
    border-color 0.32s ease,
    background 0.32s ease;
}

.about-extra-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 28px;
  width: 44px;
  height: 3px;
  border-radius: 999px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.about-extra-item:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 90, 20, 0.14);
  box-shadow: 0 18px 32px rgba(255, 90, 20, 0.08);
  background: #ffffff;
}

.about-extra-item:hover::before {
  width: 76px;
}

.about-extra-kicker {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.about-extra-item h3 {
  margin: 0 0 12px;
  font-size: 21px;
  line-height: 1.35;
}

.about-extra-item p {
  margin: 0;
  max-width: 280px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.75;
}

.about-extra-arrow {
  position: absolute;
  right: 24px;
  bottom: 22px;
  color: var(--accent);
  font-size: 18px;
  font-weight: 700;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.28s ease, transform 0.28s ease;
}

.about-extra-item:hover .about-extra-arrow {
  opacity: 1;
  transform: translateX(0);
}

/*
  ========================================
  Services 섹션
  ========================================
*/
.services {
  background:
    radial-gradient(circle at 8% 18%, rgba(255, 90, 20, 0.05), transparent 24%),
    radial-gradient(circle at 92% 84%, rgba(255, 90, 20, 0.04), transparent 24%),
    var(--bg-soft);
}

.service-progress {
  position: relative;
  width: 100%;
  height: 2px;
  margin: 56px 0 44px;
}

.service-progress-base {
  position: absolute;
  inset: 0;
  height: 2px;
  border-radius: 999px;
  background: rgba(255, 90, 20, 0.65);
}

.service-progress-fill {
  display: none;
}

.service-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 22px;
  margin-top: 0;
}

.service-flow::before {
  display: none;
}

.service-step {
  position: relative;
  padding: 30px 22px 24px;
  padding-top: 44px;
  border: 1px solid rgba(255, 90, 20, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.035);
  transform: translateY(0) scale(1);
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    border-color 0.3s ease,
    background 0.3s ease;
  overflow: visible;
}

.service-step:hover {
  transform: translateY(-10px) scale(1.04);
  background: #ffffff;
  border-color: rgba(255, 90, 20, 0.22);
  box-shadow: 0 22px 36px rgba(255, 90, 20, 0.1);
}

.step-number {
  position: absolute;
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border: 1px solid rgba(255, 90, 20, 0.22);
  color: var(--accent);
  font-weight: 700;
  font-size: 16px;
  box-shadow: 0 8px 20px rgba(255, 90, 20, 0.06);
  z-index: 2;
}

.service-step:hover .step-number {
  background: var(--accent);
  color: #ffffff;
  border-color: var(--accent);
  box-shadow: 0 12px 26px rgba(255, 90, 20, 0.18);
}

.service-step h3 {
  margin: 0 0 12px;
  font-size: 19px;
  line-height: 1.4;
}

.service-step:hover h3 {
  color: inherit;
}

.service-step p {
  margin: 0;
  color: #666666;
  font-size: 15px;
  line-height: 1.8;
}

/*
  ========================================
  Case 섹션
  ========================================
*/
.cases-grid {
  margin-top: 42px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.case-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #ffffff;
  transition: 0.25s ease;
}

.case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.case-image {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #f2f2f2;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.case-body {
  padding: 28px 24px 24px;
}

.case-body h3 {
  margin: 0;
  font-size: 28px;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.case-body h4 {
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.45;
}

.case-body p {
  margin: 14px 0 0;
  color: var(--text-muted);
  font-size: 15px;
}

.case-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  color: var(--accent);
  font-size: 15px;
  font-weight: 700;
}

/*
  ========================================
  Contact 섹션
  ========================================
*/
.contact-section {
  padding: 0 0 100px;
}

.contact-panel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 90% 20%, rgba(255,255,255,0.12), transparent 30%),
    radial-gradient(circle at 88% 75%, rgba(255,255,255,0.08), transparent 26%),
    linear-gradient(135deg, #ff5a14 0%, #ff5a14 42%, #ff6f31 100%);
  color: #ffffff;
  padding: 50px 80px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.contact-panel::after {
  content: "";
  position: absolute;
  right: -120px;
  bottom: -180px;
  width: 540px;
  height: 540px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow:
    0 0 0 42px rgba(255,255,255,0.05),
    0 0 0 84px rgba(255,255,255,0.04),
    0 0 0 126px rgba(255,255,255,0.03);
  pointer-events: none;
}

.contact-copy,
.contact-card {
  position: relative;
  z-index: 1;
}

.contact-copy .eyebrow {
  color: rgba(255,255,255,0.72);
}

.contact-copy h2 {
  margin-top: 20px;
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.3;
}

.contact-copy p {
  max-width: 520px;
  color: rgba(255,255,255,0.88);
  font-size: 18px;
}

.contact-card {
  justify-self: end;
  width: min(360px, 100%);
  border-radius: 24px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
  padding: 26px;
}

.contact-card p {
  margin: 16px 0 0;
  color: rgba(255,255,255,0.9);
  font-size: 15px;
}

.email-link {
  display: inline-block;
  margin-top: 18px;
  color: #ffffff;
  font-weight: 700;
}

/*
  ========================================
  Footer
  ========================================
*/
.site-footer {
  padding: 50px 0 30px;
  border-top: 1px solid #f0f0f0;
  background: var(--footer-bg);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.1fr 2fr 1fr;
  align-items: start;
}

.footer-brand img {
  height: 58px;
  width: auto;
}

.footer-brand p {
  margin: 18px 0 0;
  max-width: 280px;
  color: var(--text-muted);
  font-size: 15px;
}

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  color: #555555;
  font-size: 14px;
  font-weight: 700;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.footer-column h4,
.footer-contact h4 {
  margin: 0 0 18px;
  font-size: 15px;
}

.footer-column a,
.footer-contact p,
.footer-contact a {
  display: block;
  margin-top: 10px;
  color: var(--text-muted);
  font-size: 14px;
}

.footer-bottom {
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: #8a8a8a;
  font-size: 13px;
}

/*
  ========================================
  스크롤 등장 애니메이션용 클래스
  ========================================
*/
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/*
  ========================================
  중간 해상도 대응
  ========================================
*/
@media (max-width: 1180px) {
  .hero-inner,
  .about-grid,
  .contact-panel,
  .footer-top {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    padding: 88px 0 80px;
  }

  .hero-visual {
    min-height: 280px;
  }

  .contact-card {
    justify-self: start;
  }
}

/*
  ========================================
  태블릿 대응
  ========================================
*/
@media (max-width: 980px) {
  .nav,
  .header-cta .btn-secondary {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-header.open .nav {
    display: flex;
    position: absolute;
    top: 82px;
    left: 0;
    right: 0;
    background: #ffffff;
    flex-direction: column;
    align-items: flex-start;
    padding: 22px 24px 28px;
    border-bottom: 1px solid var(--line);
    gap: 18px;
  }

  .site-header.open .header-cta {
    position: absolute;
    top: calc(82px + 214px);
    left: 24px;
    right: 24px;
    display: flex;
    background: #ffffff;
    padding: 0 0 24px;
    border-bottom: 1px solid var(--line);
  }

  .site-header.open .header-cta .btn-primary {
    width: 100%;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 56px;
  }

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

  .about-extra {
    grid-template-columns: 1fr;
  }

  .about-main-title {
    font-size: clamp(34px, 7vw, 50px);
  }

  .about-extra-item {
    min-height: auto;
  }

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

  .cases-grid,
  .footer-links {
    grid-template-columns: 1fr 1fr;
  }
}

/*
  ========================================
  모바일 대응
  ========================================
*/
@media (max-width: 720px) {
  .container {
    width: min(var(--max-width), calc(100% - 32px));
  }

  .section {
    padding: 82px 0;
  }

  .hero {
    background:
      linear-gradient(180deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.92) 44%, rgba(255,255,255,0.75) 100%),
      url('./images/hero.png') center/cover no-repeat;
  }

  .hero-title {
    font-size: clamp(40px, 12vw, 64px);
  }

  .hero-text,
  .section-desc,
  .about-desc,
  .contact-copy p {
    font-size: 16px;
  }

  .logo-track {
    gap: 36px;
    animation-duration: 22s;
  }

  .logo-item {
    font-size: 18px;
  }

  .about-points,
  .service-flow,
  .cases-grid,
  .footer-links,
  .footer-top {
    grid-template-columns: 1fr;
  }

  .service-progress {
    margin: 42px 0 32px;
  }

  .service-step:hover {
    transform: translateY(-6px) scale(1.02);
  }

  .contact-panel {
    padding: 34px 24px;
  }

  .case-body h3 {
    font-size: 24px;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .header-inner {
    min-height: 74px;
  }

  .site-header.open .nav {
    top: 74px;
  }

  .site-header.open .header-cta {
    top: calc(74px + 214px);
  }
}