/* ========================================
   もりのわリノベーション - Stylesheet
   Forest Natural Design System
   ======================================== */

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

:root {
  --green: #2D5016;
  --green-dark: #1E3A0E;
  --green-light: #4A7A2E;
  --cream: #FFFDF5;
  --cream-dark: #F5F0E4;
  --wood: #A0764A;
  --wood-light: #C49B6E;
  --wood-dark: #7A5A36;
  --text: #2C2C2C;
  --text-light: #6B6B6B;
  --white: #FFFFFF;
  --shadow: 0 4px 24px rgba(45,80,22,0.08);
  --shadow-lg: 0 12px 48px rgba(45,80,22,0.12);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

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

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; width: 100%; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* --- Sample Banner --- */
.sample-banner {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 10000;
  background: var(--green);
  color: var(--cream);
  text-align: center;
  font-size: 13px;
  padding: 8px 16px;
  letter-spacing: 0.05em;
}
.sample-banner a { color: var(--wood-light); text-decoration: underline; }

/* --- Header --- */
.header {
  position: fixed;
  top: 32px;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255,253,245,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(45,80,22,0.08);
  transition: var(--transition);
}
.header.scrolled {
  box-shadow: var(--shadow);
}
.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;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-main {
  font-family: 'Zen Old Mincho', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--green);
}
.logo-sub {
  font-size: 10px;
  color: var(--wood);
  letter-spacing: 0.15em;
}

.nav-desktop { display: flex; align-items: center; gap: 28px; }
.nav-desktop a {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.03em;
  transition: color var(--transition);
  position: relative;
}
.nav-desktop a:hover { color: var(--green); }
.nav-desktop a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green);
  transition: width var(--transition);
}
.nav-desktop a:hover::after { width: 100%; }
.nav-desktop a.active { color: var(--green); }
.nav-desktop a.active::after { width: 100%; }
.nav-cta {
  background: var(--green) !important;
  color: var(--cream) !important;
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 13px !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--green-dark) !important; }

/* Hamburger */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 32px;
  height: 24px;
  position: relative;
  z-index: 1100;
}
.hamburger span {
  display: block;
  position: absolute;
  width: 100%;
  height: 2px;
  background: var(--green);
  left: 0;
  transition: var(--transition);
}
.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 11px; }
.hamburger span:nth-child(3) { top: 22px; }
.hamburger.active span:nth-child(1) { top: 11px; transform: rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { top: 11px; transform: rotate(-45deg); }

/* Mobile Nav */
.nav-mobile {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 360px;
  height: 100vh;
  background: var(--cream);
  z-index: 1050;
  transition: right 0.4s ease;
  box-shadow: -8px 0 32px rgba(0,0,0,0.1);
  padding-top: 120px;
}
.nav-mobile.active { right: 0; }
.nav-mobile-inner {
  display: flex;
  flex-direction: column;
  padding: 0 40px;
}
.nav-mobile-inner a {
  font-size: 16px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(45,80,22,0.08);
  color: var(--text);
  font-weight: 500;
  transition: color var(--transition);
}
.nav-mobile-inner a:hover { color: var(--green); }
.nav-mobile-cta {
  margin-top: 24px;
  background: var(--green);
  color: var(--cream) !important;
  text-align: center;
  padding: 14px !important;
  border-radius: 100px;
  border: none !important;
}

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 100px;
}
.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(30,58,14,0.75) 0%,
    rgba(45,80,22,0.55) 50%,
    rgba(160,118,74,0.35) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 40px 24px;
  max-width: 720px;
}
.hero-lead {
  font-size: 14px;
  letter-spacing: 0.2em;
  color: var(--wood-light);
  margin-bottom: 20px;
  font-weight: 500;
}
.hero-title {
  font-family: 'Zen Old Mincho', serif;
  font-size: clamp(32px, 6vw, 56px);
  font-weight: 700;
  color: var(--cream);
  line-height: 1.4;
  margin-bottom: 24px;
}
.hero-desc {
  font-size: 15px;
  color: rgba(255,253,245,0.85);
  line-height: 1.9;
  margin-bottom: 36px;
}
.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.05em;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--wood);
  color: var(--cream);
}
.btn-primary:hover {
  background: var(--wood-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(160,118,74,0.3);
}
.btn-outline {
  background: transparent;
  color: var(--cream);
  border: 1.5px solid rgba(255,253,245,0.5);
}
.btn-outline:hover {
  background: rgba(255,253,245,0.1);
  border-color: var(--cream);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}
.hero-scroll span {
  font-size: 11px;
  letter-spacing: 0.15em;
  color: rgba(255,253,245,0.6);
}
.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: rgba(255,253,245,0.3);
  position: relative;
  overflow: hidden;
}
.hero-scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--cream);
  animation: scrollLine 1.8s infinite;
}
@keyframes scrollLine {
  0% { top: -100%; }
  100% { top: 100%; }
}

/* --- Sections --- */
.section { padding: 100px 0; }
.section-cream { background: var(--cream-dark); }
.section-green {
  background: var(--green);
  color: var(--cream);
}

.section-header { text-align: center; margin-bottom: 60px; }
.section-label {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--wood);
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 500;
}
.section-label-light { color: var(--wood-light); }
.section-title {
  font-family: 'Zen Old Mincho', serif;
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  color: var(--green);
  line-height: 1.5;
  margin-bottom: 16px;
}
.section-title-light { color: var(--cream); }
.section-desc {
  font-size: 15px;
  color: var(--text-light);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}
.section-desc-light { color: rgba(255,253,245,0.75); }

/* --- About --- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: center;
}
.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.about-icon {
  opacity: 0.9;
}
.about-text .section-label { text-align: left; }
.about-text .section-title { text-align: left; margin-bottom: 24px; }
.about-text p {
  font-size: 15px;
  color: var(--text-light);
  margin-bottom: 16px;
  line-height: 2;
}
.about-text strong { color: var(--green); font-weight: 600; }

/* --- Materials --- */
.materials-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.material-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.material-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.material-img {
  height: 180px;
  overflow: hidden;
}
.material-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.material-card:hover .material-img img { transform: scale(1.05); }
.material-card h3 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 18px;
  color: var(--green);
  padding: 20px 20px 0;
}
.material-origin {
  font-size: 12px;
  color: var(--wood);
  padding: 4px 20px 0;
  letter-spacing: 0.05em;
}
.material-card > p:last-child {
  font-size: 13px;
  color: var(--text-light);
  padding: 10px 20px 24px;
  line-height: 1.7;
}

/* --- Services --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid rgba(45,80,22,0.06);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.service-icon {
  width: 64px;
  height: 64px;
  margin-bottom: 20px;
}
.service-card h3 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 20px;
  color: var(--green);
  margin-bottom: 12px;
}
.service-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 16px;
}
.service-price {
  font-size: 13px;
  color: var(--wood);
  font-weight: 500;
  display: inline-block;
  padding: 4px 12px;
  background: rgba(160,118,74,0.08);
  border-radius: 100px;
}

/* --- Works --- */
.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);
  transition: transform var(--transition), box-shadow var(--transition);
}
.work-card:hover {
  transform: translateY(-6px);
  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(--cream);
  font-size: 11px;
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: 0.05em;
}
.work-info { padding: 24px; }
.work-info h3 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 16px;
  color: var(--green);
  margin-bottom: 6px;
  line-height: 1.5;
}
.work-meta {
  font-size: 12px;
  color: var(--wood);
  margin-bottom: 12px;
}
.work-info > p:nth-child(3) {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}
.work-details {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--text-light);
  padding-top: 12px;
  border-top: 1px solid rgba(45,80,22,0.08);
}

/* --- Eco --- */
.eco-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.eco-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  border-top: 3px solid var(--green);
}
.eco-number {
  font-family: 'Zen Old Mincho', serif;
  font-size: 48px;
  font-weight: 700;
  color: var(--green);
  line-height: 1.2;
  margin-bottom: 8px;
}
.eco-number small {
  font-size: 18px;
  color: var(--wood);
  margin-left: 2px;
}
.eco-card h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.eco-card p {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.6;
}
.eco-message {
  text-align: center;
  padding: 36px;
  background: rgba(45,80,22,0.04);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--green);
}
.eco-message p {
  font-size: 15px;
  color: var(--text);
  line-height: 2;
  font-weight: 500;
}

/* --- Flow --- */
.flow-steps {
  max-width: 700px;
  margin: 0 auto;
}
.flow-step {
  display: flex;
  gap: 28px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(45,80,22,0.1);
  position: relative;
}
.flow-step:last-child { border-bottom: none; }
.flow-num {
  font-family: 'Zen Old Mincho', serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--green);
  opacity: 0.2;
  min-width: 60px;
  line-height: 1;
  padding-top: 4px;
}
.flow-content h3 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 18px;
  color: var(--green);
  margin-bottom: 8px;
}
.flow-content p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
}

/* --- Promise --- */
.promise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.promise-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  border-bottom: 3px solid var(--wood);
}
.promise-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.promise-icon {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
}
.promise-card h3 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 18px;
  color: var(--green);
  margin-bottom: 12px;
}
.promise-card p {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
  text-align: left;
}

/* --- Voice --- */
.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.voice-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}
.voice-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.voice-card::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 56px;
  font-family: 'Zen Old Mincho', serif;
  color: var(--green);
  opacity: 0.08;
  line-height: 1;
}
.voice-stars {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
}
.voice-stars span {
  color: var(--wood);
  font-size: 16px;
}
.voice-text {
  font-size: 14px;
  color: var(--text);
  line-height: 1.9;
  margin-bottom: 20px;
}
.voice-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 16px;
  border-top: 1px solid rgba(45,80,22,0.08);
}
.voice-who {
  font-size: 14px;
  font-weight: 600;
  color: var(--green);
}
.voice-type {
  font-size: 12px;
  color: var(--text-light);
}

/* --- CTA Band --- */
.cta-band {
  background: var(--green);
  padding: 64px 0;
}
.cta-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.cta-band-text h2 {
  font-family: 'Zen Old Mincho', serif;
  font-size: 26px;
  color: var(--cream);
  margin-bottom: 10px;
}
.cta-band-text p {
  font-size: 14px;
  color: rgba(255,253,245,0.7);
  line-height: 1.8;
}
.cta-band-btns {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}
.btn-cta-phone {
  background: var(--cream) !important;
  color: var(--green) !important;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 14px;
  transition: all var(--transition);
}
.btn-cta-phone:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}
.btn-cta-form {
  background: transparent !important;
  color: var(--cream) !important;
  border: 1.5px solid rgba(255,253,245,0.4) !important;
  padding: 14px 28px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 14px;
  transition: all var(--transition);
}
.btn-cta-form:hover {
  background: rgba(255,253,245,0.1) !important;
  border-color: var(--cream) !important;
}

/* --- Company --- */
.company-table {
  max-width: 700px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.company-table table { width: 100%; }
.company-table tr { border-bottom: 1px solid rgba(45,80,22,0.06); }
.company-table tr:last-child { border-bottom: none; }
.company-table th {
  font-size: 13px;
  font-weight: 600;
  color: var(--green);
  padding: 16px 24px;
  width: 140px;
  text-align: left;
  vertical-align: top;
  background: rgba(45,80,22,0.03);
}
.company-table td {
  font-size: 14px;
  color: var(--text);
  padding: 16px 24px;
}
.company-table td a { color: var(--green); text-decoration: underline; }

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  align-items: start;
}
.contact-label {
  font-size: 14px;
  color: rgba(255,253,245,0.7);
  margin-bottom: 8px;
}
.contact-tel {
  font-family: 'Zen Old Mincho', serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--cream);
  display: block;
  margin-bottom: 8px;
  transition: opacity var(--transition);
}
.contact-tel:hover { opacity: 0.8; }
.contact-hours {
  font-size: 13px;
  color: rgba(255,253,245,0.6);
}

.contact-form {
  background: rgba(255,253,245,0.08);
  backdrop-filter: blur(8px);
  padding: 36px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,253,245,0.12);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,253,245,0.85);
  margin-bottom: 6px;
}
.req {
  font-size: 11px;
  background: var(--wood);
  color: var(--cream);
  padding: 1px 6px;
  border-radius: 3px;
  margin-left: 6px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 14px;
  font-family: 'Noto Sans JP', sans-serif;
  border: 1px solid rgba(255,253,245,0.2);
  border-radius: var(--radius);
  background: rgba(255,253,245,0.06);
  color: var(--cream);
  transition: border-color var(--transition);
  outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,253,245,0.3); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--wood-light); }
.form-group select option { color: var(--text); background: var(--white); }

.btn-submit {
  width: 100%;
  background: var(--wood);
  color: var(--cream);
  font-size: 15px;
  padding: 16px;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 600;
  letter-spacing: 0.08em;
  transition: all var(--transition);
}
.btn-submit:hover {
  background: var(--wood-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(160,118,74,0.3);
}

/* --- Footer --- */
.footer {
  background: var(--green-dark);
  color: var(--cream);
  padding: 48px 0 32px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,253,245,0.1);
  margin-bottom: 24px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Zen Old Mincho', serif;
  font-size: 16px;
}
.footer-links { display: flex; gap: 24px; }
.footer-links a {
  font-size: 13px;
  color: rgba(255,253,245,0.6);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--cream); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: rgba(255,253,245,0.4);
}
.footer-credit a {
  color: var(--wood-light);
  text-decoration: underline;
}
.footer-credit a:hover { color: var(--cream); }

/* --- 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) {
  .materials-grid { grid-template-columns: repeat(2, 1fr); }
  .eco-grid { grid-template-columns: repeat(2, 1fr); }
  .works-grid { grid-template-columns: 1fr; max-width: 560px; margin: 0 auto; }
  .work-card { display: grid; grid-template-columns: 1fr; }
  .promise-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .voice-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
}

@media (max-width: 768px) {
  .sample-banner { font-size: 11px; padding: 6px 12px; }
  .header { top: 28px; }

  .nav-desktop { display: none; }
  .hamburger { display: block; }

  .hero { min-height: 100svh; }
  .hero-title { font-size: 32px; }
  .hero-desc { font-size: 14px; }
  .hero-btns { flex-direction: column; align-items: center; }
  .hero-btns .btn { width: 240px; }

  .section { padding: 72px 0; }
  .section-header { margin-bottom: 40px; }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .about-visual svg { width: 160px; height: 160px; }
  .about-text .section-title { text-align: center; }
  .about-text .section-label { text-align: center; display: block; }
  .about-text p { text-align: center; }

  .materials-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }

  .services-grid { grid-template-columns: 1fr; }
  .service-card { padding: 28px; }

  .work-img { height: 200px; }

  .eco-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .eco-number { font-size: 36px; }
  .eco-card { padding: 24px 16px; }

  .promise-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .promise-card { padding: 28px 24px; }

  .voice-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }

  .cta-band-inner {
    flex-direction: column;
    text-align: center;
  }
  .cta-band-text h2 { font-size: 22px; }
  .cta-band-btns {
    flex-direction: column;
    width: 100%;
    max-width: 280px;
  }

  .flow-step { gap: 16px; }
  .flow-num { font-size: 28px; min-width: 44px; }

  .company-table th {
    display: block;
    width: 100%;
    padding: 12px 20px 4px;
  }
  .company-table td {
    display: block;
    padding: 4px 20px 12px;
  }

  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact-phone { text-align: center; }
  .contact-tel { font-size: 26px; }
  .contact-form { padding: 24px; }
  .form-row { grid-template-columns: 1fr; }

  .footer-top { flex-direction: column; gap: 24px; }
  .footer-links { flex-wrap: wrap; justify-content: center; gap: 16px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 26px; }
  .section-title { font-size: 22px; }
  .eco-grid { grid-template-columns: 1fr; }
  .eco-number { font-size: 40px; }
}