/* ============================================
   ECO SETSUBI - Style Sheet
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --green: #2E7D32;
  --green-dark: #1B5E20;
  --green-light: #4CAF50;
  --green-bg: #E8F5E9;
  --green-bg2: #C8E6C9;
  --yellow: #FFC107;
  --yellow-light: #FFF8E1;
  --brown: #5D4037;
  --brown-light: #8D6E63;
  --white: #FFFFFF;
  --gray-50: #FAFAFA;
  --gray-100: #F5F5F5;
  --gray-200: #EEEEEE;
  --gray-400: #BDBDBD;
  --gray-600: #757575;
  --gray-700: #616161;
  --gray-800: #424242;
  --gray-900: #212121;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.8;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul, ol {
  list-style: none;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Sample Banner --- */
.sample-banner {
  background: var(--green);
  color: var(--white);
  text-align: center;
  padding: 10px 16px;
  font-size: 0.85rem;
  font-weight: 500;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1100;
  letter-spacing: 0.02em;
}

.sample-banner a {
  color: var(--yellow);
  text-decoration: underline;
  font-weight: 700;
}

/* --- Header --- */
.header {
  position: fixed;
  top: 38px;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--green);
}

.logo-text {
  letter-spacing: 0.05em;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-desktop a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-700);
  position: relative;
  padding: 4px 0;
}

.nav-desktop a:not(.nav-cta):hover {
  color: var(--green);
}

.nav-desktop a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green);
  transition: width 0.3s ease;
}

.nav-desktop a:not(.nav-cta):hover::after {
  width: 100%;
}

.nav-cta {
  background: var(--green);
  color: var(--white) !important;
  padding: 8px 20px !important;
  border-radius: 50px;
  font-weight: 600 !important;
  font-size: 0.82rem !important;
}

.nav-cta:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1010;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-800);
  transition: var(--transition);
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255,255,255,0.98);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: 0.4s ease;
}

.mobile-nav.open {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.mobile-nav-inner a {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--gray-800);
  transform: translateY(20px);
  opacity: 0;
  transition: 0.3s ease;
}

.mobile-nav.open .mobile-nav-inner a {
  transform: translateY(0);
  opacity: 1;
}

.mobile-nav.open .mobile-nav-inner a:nth-child(1) { transition-delay: 0.1s; }
.mobile-nav.open .mobile-nav-inner a:nth-child(2) { transition-delay: 0.15s; }
.mobile-nav.open .mobile-nav-inner a:nth-child(3) { transition-delay: 0.2s; }
.mobile-nav.open .mobile-nav-inner a:nth-child(4) { transition-delay: 0.25s; }
.mobile-nav.open .mobile-nav-inner a:nth-child(5) { transition-delay: 0.3s; }
.mobile-nav.open .mobile-nav-inner a:nth-child(6) { transition-delay: 0.35s; }
.mobile-nav.open .mobile-nav-inner a:nth-child(7) { transition-delay: 0.4s; }
.mobile-nav.open .mobile-nav-inner a:nth-child(8) { transition-delay: 0.45s; }

.mobile-nav-cta {
  background: var(--green);
  color: var(--white) !important;
  padding: 12px 36px;
  border-radius: 50px;
  font-weight: 600;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 106px;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(27,94,32,0.75) 0%,
    rgba(46,125,50,0.55) 50%,
    rgba(0,0,0,0.4) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  padding: 40px 20px;
}

.hero-sub {
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  font-weight: 400;
  margin-bottom: 20px;
  opacity: 0.9;
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1.4;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
  text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.hero-desc {
  font-size: 1.05rem;
  line-height: 1.9;
  opacity: 0.92;
  margin-bottom: 36px;
  font-weight: 300;
}

.hero-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 36px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  letter-spacing: 0.03em;
}

.btn-primary {
  background: var(--green);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(46,125,50,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.7);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
}

.btn-full {
  width: 100%;
  padding: 16px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.hero-stat-num {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--yellow);
  line-height: 1.1;
}

.hero-stat-unit {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--yellow);
}

.hero-stat-label {
  display: block;
  font-size: 0.8rem;
  opacity: 0.85;
  margin-top: 4px;
  font-weight: 400;
}

.hero-scroll {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.7);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.4);
  position: relative;
  overflow: hidden;
}

.hero-scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--white);
  animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
  0% { top: -100%; }
  100% { top: 100%; }
}

/* --- Section Common --- */
.section {
  padding: 100px 0;
}

.section-label {
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: var(--green);
  font-weight: 600;
  text-align: center;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2rem;
  font-weight: 900;
  text-align: center;
  margin-bottom: 16px;
  line-height: 1.5;
  color: var(--gray-900);
}

.section-desc {
  text-align: center;
  color: var(--gray-600);
  font-size: 0.95rem;
  margin-bottom: 48px;
  line-height: 1.8;
}

/* --- About --- */
.about {
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 48px;
}

.about-text p {
  margin-bottom: 16px;
  color: var(--gray-700);
  font-size: 0.95rem;
  line-height: 2;
}

.about-lead {
  font-size: 1.1rem !important;
  font-weight: 700;
  color: var(--green) !important;
  border-left: 4px solid var(--green);
  padding-left: 16px;
  margin-bottom: 24px !important;
}

.about-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.about-icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.about-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--green-bg);
  padding: 10px 18px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green);
}

/* --- ZEH --- */
.zeh {
  background: var(--green-bg);
}

.zeh-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.zeh-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
}

.zeh-house-svg {
  width: 100%;
  max-width: 500px;
  height: auto;
}

.zeh-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.zeh-feature {
  display: flex;
  gap: 20px;
  background: var(--white);
  padding: 24px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.zeh-feature:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.zeh-feature-num {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--green);
  opacity: 0.3;
  min-width: 40px;
  line-height: 1;
}

.zeh-feature h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 6px;
}

.zeh-feature p {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* --- Services --- */
.services {
  background: var(--white);
}

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

.service-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--green);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--gray-900);
}

.service-card > p {
  font-size: 0.9rem;
  color: var(--gray-600);
  margin-bottom: 18px;
  line-height: 1.8;
}

.service-points {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-points li {
  font-size: 0.85rem;
  color: var(--green);
  font-weight: 500;
  padding-left: 20px;
  position: relative;
}

.service-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green-bg);
  border: 2px solid var(--green);
}

/* --- Merit --- */
.merit {
  background: linear-gradient(135deg, var(--green-bg) 0%, var(--white) 100%);
}

.merit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.merit-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.merit-icon {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
}

.merit-number {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 12px;
}

.merit-number .counter {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
}

.merit-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--gray-900);
}

.merit-card p {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.8;
}

/* --- Works --- */
.works {
  background: var(--gray-50);
}

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

.work-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.work-img {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.work-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.work-card:hover .work-img img {
  transform: scale(1.05);
}

.work-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--green);
  color: var(--white);
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

.work-body {
  padding: 24px;
}

.work-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--gray-900);
}

.work-body > p {
  font-size: 0.88rem;
  color: var(--gray-600);
  margin-bottom: 16px;
  line-height: 1.8;
}

.work-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.work-specs span {
  background: var(--green-bg);
  color: var(--green);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

/* --- Flow --- */
.flow {
  background: var(--white);
}

.flow-steps {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.flow-steps::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 40px;
  bottom: 40px;
  width: 2px;
  background: var(--green-bg2);
}

.flow-step {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  padding: 24px 0;
  position: relative;
}

.flow-num {
  min-width: 56px;
  height: 56px;
  background: var(--green);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 900;
  position: relative;
  z-index: 2;
  box-shadow: 0 2px 10px rgba(46,125,50,0.3);
}

.flow-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--gray-900);
}

.flow-content p {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.8;
}

/* --- Company --- */
.company {
  background: var(--green-bg);
}

.company-table {
  max-width: 800px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.company-table table {
  width: 100%;
  border-collapse: collapse;
}

.company-table th,
.company-table td {
  padding: 18px 24px;
  text-align: left;
  font-size: 0.92rem;
  border-bottom: 1px solid var(--gray-200);
  line-height: 1.7;
}

.company-table th {
  width: 160px;
  background: var(--green-bg);
  color: var(--green);
  font-weight: 700;
  white-space: nowrap;
}

.company-table tr:last-child th,
.company-table tr:last-child td {
  border-bottom: none;
}

/* --- Contact --- */
.contact {
  background: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-box {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--green-bg);
  border-radius: var(--radius-md);
}

.contact-box-icon {
  min-width: 48px;
  height: 48px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-box-label {
  font-size: 0.8rem;
  color: var(--gray-600);
  font-weight: 500;
}

.contact-box-value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-900);
}

.contact-box-note {
  font-size: 0.8rem;
  color: var(--gray-600);
}

.contact-promise {
  background: var(--yellow-light);
  border-radius: var(--radius-md);
  padding: 24px;
  border-left: 4px solid var(--yellow);
}

.contact-promise h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.contact-promise ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-promise li {
  font-size: 0.9rem;
  color: var(--gray-700);
  padding-left: 24px;
  position: relative;
}

.contact-promise li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 7px;
  width: 14px;
  height: 8px;
  border-left: 2.5px solid var(--green);
  border-bottom: 2.5px solid var(--green);
  transform: rotate(-45deg);
}

.contact-form {
  background: var(--gray-50);
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--gray-800);
}

.required {
  background: var(--green);
  color: var(--white);
  font-size: 0.65rem;
  padding: 2px 8px;
  border-radius: 50px;
  font-weight: 600;
  margin-left: 6px;
  vertical-align: middle;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-400);
  border-radius: var(--radius-sm);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.95rem;
  color: var(--gray-800);
  background: var(--white);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(46,125,50,0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* --- Footer --- */
.footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 14px;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.8;
}

.footer-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.footer-nav-col h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-nav-col a {
  display: block;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  padding: 4px 0;
}

.footer-nav-col a:hover {
  color: var(--green-light);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
  font-size: 0.8rem;
}

.footer-bottom a {
  color: var(--green-light);
}

.footer-bottom a:hover {
  text-decoration: underline;
}

/* --- Animations --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .works-grid .work-card:last-child {
    grid-column: span 2;
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-title {
    font-size: 1.8rem;
  }

  .hero-desc {
    font-size: 0.92rem;
  }

  .hero-stats {
    gap: 24px;
  }

  .hero-stat-num {
    font-size: 2rem;
  }

  .section {
    padding: 72px 0;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-visual {
    order: -1;
  }

  .about-icon-box svg {
    width: 160px;
    height: 160px;
  }

  .zeh-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .merit-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

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

  .works-grid .work-card:last-child {
    grid-column: span 1;
    max-width: none;
  }

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .company-table th {
    width: 120px;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .contact-form {
    padding: 24px;
  }

  .flow-steps::before {
    left: 25px;
  }

  .flow-num {
    min-width: 50px;
    height: 50px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.5rem;
  }

  .hero-btns {
    flex-direction: column;
    align-items: center;
  }

  .hero-btns .btn {
    width: 100%;
    max-width: 280px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .section-title {
    font-size: 1.35rem;
  }

  .company-table th,
  .company-table td {
    display: block;
    width: 100%;
    padding: 10px 20px;
  }

  .company-table th {
    padding-bottom: 2px;
    border-bottom: none;
  }

  .about-badges {
    flex-direction: column;
    align-items: stretch;
  }

  .zeh-feature {
    flex-direction: column;
    gap: 8px;
  }

  .flow-step {
    gap: 16px;
  }
}