@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Inter:wght@400;500;600;700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Zen+Kaku+Gothic+New:wght@400;500;700&display=swap');

:root {
  --pavement-white: #F8FAF4;
  --asphalt-mist: #EEF2EC;
  --substrate-light: #E4E8E0;
  --deep-carbon: #282828;
  --road-gray: #485848;
  --infrastructure-green: #208040;
  --deep-forest: #105020;
  --mesh-green-1: rgba(32,128,64,0.04);
  --mesh-green-2: rgba(60,160,80,0.03);
  --mesh-green-3: rgba(40,140,60,0.035);
  --mesh-green-4: rgba(80,180,100,0.025);
  --mesh-green-5: rgba(50,160,70,0.028);
  --mesh-green-6: rgba(70,140,90,0.022);
  --skew-angle: -6deg;
  --transition-smooth: 0.44s cubic-bezier(0.34,1.56,0.64,1);
  --transition-standard: 0.30s ease;
  --shadow-lift: 0 12px 44px rgba(32,128,64,0.24);
  --shadow-expanded: 0 22px 76px rgba(32,128,64,0.34);
}

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans JP', 'Zen Kaku Gothic New', sans-serif;
  background: var(--pavement-white);
  color: var(--road-gray);
  font-size: 15px;
  line-height: 1.84;
  overflow-x: hidden;
}

strong, p, span {
  color: inherit;
}

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

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

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  background: rgba(248,250,246,0.98);
  height: 64px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  gap: 24px;
  transition: height 0.34s ease-out, border-color 0.34s ease-out;
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  height: 60px;
  border-bottom-color: rgba(32,128,64,0.06);
}

.header-logo-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
}

.header-icon {
  width: 28px;
  height: 28px;
  color: var(--infrastructure-green);
}

.header-domain {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 11px;
  color: var(--road-gray);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1px;
}

.header-company {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 12px;
  color: var(--deep-carbon);
}

.header-nav {
  display: flex;
  flex-direction: row;
  gap: 16px;
}

.header-nav a {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 10px;
  color: var(--road-gray);
  cursor: pointer;
  transition: color var(--transition-standard), background var(--transition-standard), transform var(--transition-standard);
  padding: 8px 12px;
  border-radius: 6px;
}

.header-nav a:hover {
  color: var(--infrastructure-green);
  background: rgba(32,128,64,0.04);
  transform: scale(1.04);
}

.header-cta {
  padding: 10px 20px;
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  color: white;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 9px;
  border-radius: 18px;
  box-shadow: var(--shadow-lift);
  transition: transform var(--transition-standard), box-shadow var(--transition-standard);
  white-space: nowrap;
}

.header-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-expanded);
}

.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  background: rgba(248,250,246,0.99);
  border: 1px solid rgba(32,128,64,0.10);
  border-radius: 10px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  z-index: 9999;
  position: relative;
}

.hamburger-line {
  width: 18px;
  height: 2px;
  background: var(--road-gray);
  transition: transform var(--transition-standard), opacity var(--transition-standard);
}

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

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

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

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(248,250,246,0.99);
  z-index: 10001;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-standard), visibility var(--transition-standard);
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding-top: 80px;
  overflow-y: auto;
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: rgba(248,250,246,0.99);
  z-index: 9999;
}

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding-top: 120px;
}

.mobile-menu-nav a {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 17px;
  color: var(--deep-carbon);
  transition: color var(--transition-standard);
}

.mobile-menu-nav a:hover {
  color: var(--infrastructure-green);
}

.mobile-menu-contacts {
  margin-top: auto;
  padding: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.mobile-menu-close {
  position: fixed;
  top: 12px;
  right: 16px;
  width: 40px;
  height: 40px;
  background: rgba(248,250,246,0.99);
  border: 1px solid rgba(32,128,64,0.10);
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
}

.mobile-menu-close::before,
.mobile-menu-close::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 2px;
  background: var(--road-gray);
}

.mobile-menu-close::before {
  transform: rotate(45deg);
}

.mobile-menu-close::after {
  transform: rotate(-45deg);
}

@media (max-width: 1024px) {
  .header-nav,
  .header-cta {
    display: none;
  }
  
  .hamburger {
    display: flex;
  }
  
  .mobile-menu {
    display: flex;
  }
}

.main-content {
  padding-top: 80px;
}

.mesh-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.mesh-element {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  animation: meshBreath 12s ease-in-out infinite alternate;
}

.mesh-element:nth-child(1) {
  width: 400px;
  height: 400px;
  background: var(--mesh-green-1);
  top: 10%;
  left: 20%;
  animation-delay: 0s;
}

.mesh-element:nth-child(2) {
  width: 350px;
  height: 350px;
  background: var(--mesh-green-2);
  top: 30%;
  right: 15%;
  animation-delay: 2s;
}

.mesh-element:nth-child(3) {
  width: 300px;
  height: 300px;
  background: var(--mesh-green-3);
  bottom: 20%;
  left: 10%;
  animation-delay: 4s;
}

.mesh-element:nth-child(4) {
  width: 380px;
  height: 380px;
  background: var(--mesh-green-4);
  top: 50%;
  left: 50%;
  animation-delay: 6s;
}

.mesh-element:nth-child(5) {
  width: 320px;
  height: 320px;
  background: var(--mesh-green-5);
  bottom: 30%;
  right: 25%;
  animation-delay: 8s;
}

.mesh-element:nth-child(6) {
  width: 360px;
  height: 360px;
  background: var(--mesh-green-6);
  top: 70%;
  left: 35%;
  animation-delay: 10s;
}

@keyframes meshBreath {
  0% {
    opacity: 0.6;
    transform: scale(1) translate(0, 0);
  }
  100% {
    opacity: 1;
    transform: scale(1.2) translate(20px, -20px);
  }
}

.hero-section {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 0;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--pavement-white);
}

.hero-content {
  padding-left: 96px;
  z-index: 2;
}

.hero-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: clamp(3.5rem, 10vw, 8rem);
  color: var(--deep-carbon);
  line-height: 0.74;
  letter-spacing: -0.015em;
  margin-bottom: 32px;
}

.hero-title .char {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px) scale(0.64);
  animation: charReveal 0.6s cubic-bezier(0.34,1.56,0.64,1) forwards;
}

@keyframes charReveal {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.hero-subtitle {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 18px;
  color: var(--road-gray);
  line-height: 1.6;
  max-width: 560px;
  margin-bottom: 48px;
  opacity: 0;
  animation: fadeUp 0.8s ease-out 0.4s forwards;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 26px 56px;
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  color: white;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 14px;
  border-radius: 18px;
  box-shadow: var(--shadow-expanded);
  transition: transform var(--transition-standard), box-shadow var(--transition-standard);
  opacity: 0;
  animation: fadeUp 0.8s ease-out 0.6s forwards;
}

.hero-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 28px 90px rgba(32,128,64,0.40);
}

.hero-secondary {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 12px;
  color: var(--deep-carbon);
  opacity: 0;
  animation: fadeUp 0.8s ease-out 0.8s forwards;
}

.hero-secondary svg {
  width: 16px;
  height: 16px;
  color: var(--infrastructure-green);
}

.hero-visual {
  position: relative;
  height: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.hero-frame {
  position: relative;
  width: 100%;
  max-width: 600px;
  aspect-ratio: 4/3;
  clip-path: polygon(30px 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%, 0 30px);
  transform: skewX(-6deg);
  border: 3px solid rgba(32,128,64,0.12);
  overflow: hidden;
}

.hero-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: skewX(6deg);
}

.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--road-gray);
  font-size: 11px;
  opacity: 0;
  animation: fadeUp 0.8s ease-out 1s forwards;
}

.scroll-indicator svg {
  width: 24px;
  height: 24px;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

@media (max-width: 1024px) {
  .hero-section {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 120px;
    padding-bottom: 80px;
  }
  
  .hero-content {
    padding-left: 0;
    padding: 0 24px;
    text-align: center;
  }
  
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-visual {
    min-height: 50vh;
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(2.5rem, 12vw, 4rem);
  }
  
  .hero-cta {
    padding: 20px 40px;
    font-size: 13px;
  }
}

.section {
  padding: 120px 0;
  position: relative;
}

.section-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--deep-carbon);
  text-align: center;
  margin-bottom: 64px;
  letter-spacing: -0.01em;
}

.marquee-section {
  padding: 60px 0;
  background: var(--asphalt-mist);
  overflow: hidden;
  border-top: 2px solid rgba(32,128,64,0.08);
  border-bottom: 2px solid rgba(32,128,64,0.08);
}

.marquee-container {
  display: flex;
  animation: marqueeScroll 30s linear infinite;
  gap: 52px;
}

.marquee-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  background: var(--pavement-white);
  clip-path: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
  transform: skewX(-6deg);
  white-space: nowrap;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 15px;
  color: var(--deep-carbon);
  border: 1px solid rgba(32,128,64,0.10);
  transition: transform var(--transition-smooth), box-shadow var(--transition-standard);
}

.marquee-item:hover {
  transform: skewX(-6deg) scale(1.05);
  box-shadow: var(--shadow-lift);
}

.marquee-item svg {
  width: 20px;
  height: 20px;
  color: var(--infrastructure-green);
  flex-shrink: 0;
}

@keyframes marqueeScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.marquee-wrapper {
  overflow: hidden;
}

@media (max-width: 768px) {
  .marquee-section {
    padding: 40px 0;
  }
  
  .marquee-container {
    flex-direction: column;
    animation: none;
    gap: 16px;
    padding: 0 20px;
  }
  
  .marquee-item {
    transform: none;
    clip-path: none;
    justify-content: center;
  }
  
  .marquee-item:hover {
    transform: scale(1.02);
  }
}

.process-section {
  background: var(--pavement-white);
}

.node-graph {
  display: flex;
  flex-direction: column;
  gap: 48px;
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
}

.node-graph::before {
  content: '';
  position: absolute;
  top: 60px;
  left: 50%;
  width: 4px;
  height: calc(100% - 120px);
  background: linear-gradient(to bottom, var(--infrastructure-green), var(--deep-forest));
  transform: translateX(-50%);
  opacity: 0.2;
}

@media (min-width: 768px) {
  .node-graph {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 32px;
  }
  
  .node-graph::before {
    display: none;
  }
}

.process-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 32px;
  background: var(--pavement-white);
  border: 2px solid rgba(32,128,64,0.10);
  border-radius: 16px;
  transition: transform var(--transition-smooth), box-shadow var(--transition-standard), border-color var(--transition-standard), z-index var(--transition-standard);
  position: relative;
  flex: 1;
  min-width: 180px;
  max-width: 200px;
}

.process-node:hover {
  transform: scale(1.10);
  box-shadow: var(--shadow-expanded);
  border-color: var(--infrastructure-green);
  z-index: 96;
}

.process-node-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: white;
  font-size: 24px;
}

.process-node-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--deep-carbon);
  margin-bottom: 8px;
}

.process-node-desc {
  font-size: 13px;
  color: var(--road-gray);
  line-height: 1.6;
}

.achievements-section {
  background: var(--asphalt-mist);
}

.achievements-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 768px) {
  .achievements-grid {
    grid-template-columns: 1fr;
  }
}

.achievement-card {
  padding: 48px 32px;
  background: var(--pavement-white);
  border: 2px solid rgba(32,128,64,0.08);
  border-radius: 16px;
  text-align: center;
  transition: transform var(--transition-smooth), box-shadow var(--transition-standard), flex-grow var(--transition-smooth), z-index var(--transition-standard);
  cursor: default;
}

.achievement-card:hover {
  transform: scale(1.04);
  box-shadow: var(--shadow-expanded);
  z-index: 96;
}

.achievement-card:nth-child(1) { flex-grow: 1; }
.achievement-card:nth-child(2) { flex-grow: 1.2; }
.achievement-card:nth-child(3) { flex-grow: 1; }
.achievement-card:nth-child(4) { flex-grow: 1.1; }
.achievement-card:nth-child(5) { flex-grow: 1; }

.achievement-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.achievement-number {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 48px;
  color: var(--infrastructure-green);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: 0.08em;
}

.achievement-label {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 14px;
  color: var(--road-gray);
}

.bento-section {
  background: var(--pavement-white);
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(3, auto);
  gap: 16px;
}

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

@media (max-width: 480px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
}

.bento-card {
  padding: 32px;
  background: var(--asphalt-mist);
  border: 2px solid rgba(32,128,64,0.08);
  clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
  transition: transform var(--transition-smooth), box-shadow var(--transition-standard), border-color var(--transition-standard), z-index var(--transition-standard);
}

.bento-card:hover {
  transform: scale(1.04);
  box-shadow: var(--shadow-expanded);
  border-color: var(--infrastructure-green);
  z-index: 96;
}

.bento-card.large {
  grid-column: span 2;
}

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

@media (max-width: 480px) {
  .bento-card.large,
  .bento-card.wide {
    grid-column: span 1;
  }
}

.bento-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 24px;
  margin-bottom: 16px;
}

.bento-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--deep-carbon);
  margin-bottom: 8px;
}

.bento-desc {
  font-size: 13px;
  color: var(--road-gray);
  line-height: 1.6;
}

.team-section {
  background: var(--asphalt-mist);
}

.team-canvas {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

@media (max-width: 1024px) {
  .team-canvas {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .team-canvas {
    grid-template-columns: 1fr;
  }
}

.team-card {
  padding: 32px;
  background: var(--pavement-white);
  border: 2px solid rgba(32,128,64,0.10);
  border-radius: 16px;
  text-align: center;
  transition: transform var(--transition-smooth), box-shadow var(--transition-standard), z-index var(--transition-standard);
  cursor: grab;
}

.team-card:active {
  cursor: grabbing;
}

.team-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-expanded);
  z-index: 96;
}

.team-photo {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  margin: 0 auto 16px;
  overflow: hidden;
  border: 3px solid var(--infrastructure-green);
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-role {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: var(--infrastructure-green);
  margin-bottom: 4px;
}

.team-name {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 16px;
  color: var(--deep-carbon);
  margin-bottom: 8px;
}

.team-bio {
  font-size: 12px;
  color: var(--road-gray);
  line-height: 1.6;
}

.faq-section {
  background: var(--pavement-white);
}

.faq-container {
  max-width: 960px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid rgba(32,128,64,0.12);
  padding: 24px 0;
  transition: z-index var(--transition-standard);
}

.faq-item:hover {
  z-index: 96;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 15px;
  color: var(--deep-carbon);
  transition: color var(--transition-standard);
}

.faq-question:hover {
  color: var(--infrastructure-green);
}

.faq-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--infrastructure-green);
  font-size: 20px;
  transition: transform var(--transition-standard);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding var(--transition-standard);
  color: var(--road-gray);
  font-size: 14px;
  line-height: 1.8;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding-top: 16px;
}

.reviews-section {
  background: var(--asphalt-mist);
  overflow: hidden;
}

.reviews-carousel {
  display: flex;
  gap: 24px;
  padding: 40px 0;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  justify-content: center;
  flex-wrap: wrap;
}

.reviews-carousel::-webkit-scrollbar {
  display: none;
}

.review-card {
  flex: 0 0 300px;
  max-width: 340px;
  padding: 32px;
  background: var(--pavement-white);
  border: 2px solid rgba(32,128,64,0.08);
  border-radius: 16px;
  scroll-snap-align: center;
  transition: transform var(--transition-smooth), box-shadow var(--transition-standard), z-index var(--transition-standard), opacity var(--transition-standard);
}

.review-card:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-expanded);
  z-index: 96;
}

.review-card.center {
  transform: scale(1.15);
  z-index: 100;
  border-color: var(--infrastructure-green);
}

.review-photo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  margin-bottom: 16px;
  overflow: hidden;
  border: 2px solid var(--infrastructure-green);
}

.review-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.review-text {
  font-size: 14px;
  color: var(--deep-carbon);
  line-height: 1.7;
  margin-bottom: 16px;
  font-style: italic;
}

.review-author {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: var(--infrastructure-green);
}

.review-location {
  font-size: 12px;
  color: var(--road-gray);
}

.reviews-nav {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 24px;
}

.reviews-nav button {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--pavement-white);
  border: 2px solid rgba(32,128,64,0.15);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-standard), border-color var(--transition-standard), transform var(--transition-standard);
  color: var(--infrastructure-green);
}

.reviews-nav button:hover {
  background: var(--infrastructure-green);
  border-color: var(--infrastructure-green);
  color: white;
  transform: scale(1.1);
}

.contact-section {
  background: var(--pavement-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

@media (max-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info {
  padding: 40px;
  background: var(--asphalt-mist);
  clip-path: polygon(20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%, 0 20px);
}

.contact-info-item {
  margin-bottom: 32px;
}

.contact-info-label {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: var(--infrastructure-green);
  margin-bottom: 8px;
}

.contact-info-value {
  font-size: 15px;
  color: var(--deep-carbon);
  line-height: 1.6;
}

.contact-info-value a {
  color: var(--infrastructure-green);
  transition: color var(--transition-standard);
}

.contact-info-value a:hover {
  color: var(--deep-forest);
}

.contact-map {
  width: 100%;
  height: 250px;
  border-radius: 12px;
  overflow: hidden;
  margin-top: 24px;
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.contact-form {
  padding: 40px;
  background: var(--asphalt-mist);
  border: 2px solid rgba(32,128,64,0.10);
  clip-path: polygon(20px 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%, 0 20px);
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 500;
  font-size: 13px;
  color: var(--deep-carbon);
  margin-bottom: 8px;
}

.form-label .required {
  color: var(--infrastructure-green);
  margin-left: 4px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--pavement-white);
  border: 2px solid rgba(32,128,64,0.15);
  border-radius: 8px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: var(--deep-carbon);
  transition: border-color var(--transition-standard), box-shadow var(--transition-standard);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--infrastructure-green);
  box-shadow: 0 0 0 3px rgba(32,128,64,0.10);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--road-gray);
  opacity: 0.6;
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23208040' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-submit {
  width: 100%;
  padding: 18px 32px;
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  color: white;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 14px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: transform var(--transition-standard), box-shadow var(--transition-standard);
  box-shadow: var(--shadow-lift);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-expanded);
}

.form-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.form-error {
  color: #dc2626;
  font-size: 12px;
  margin-top: 6px;
  display: none;
}

.form-group.error .form-error {
  display: block;
}

.form-group.error .form-input,
.form-group.error .form-select,
.form-group.error .form-textarea {
  border-color: #dc2626;
}

.form-success {
  text-align: center;
  padding: 48px 24px;
  background: var(--pavement-white);
  border-radius: 16px;
  display: none;
}

.form-success.show {
  display: block;
}

.form-success-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: white;
  font-size: 32px;
}

.form-success-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--deep-carbon);
  margin-bottom: 12px;
}

.form-success-text {
  font-size: 14px;
  color: var(--road-gray);
  line-height: 1.7;
}

.footer {
  background: var(--substrate-light);
  border-top: 2px solid var(--infrastructure-green);
  padding: 80px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
  margin-bottom: 64px;
}

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

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-col-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: var(--deep-carbon);
  margin-bottom: 20px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-logo svg {
  width: 32px;
  height: 32px;
  color: var(--infrastructure-green);
}

.footer-logo-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--deep-carbon);
}

.footer-desc {
  font-size: 13px;
  color: var(--road-gray);
  line-height: 1.7;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  font-size: 13px;
  color: var(--road-gray);
  transition: color var(--transition-standard);
}

.footer-links a:hover {
  color: var(--infrastructure-green);
}

.footer-contact-item {
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--road-gray);
  line-height: 1.6;
}

.footer-contact-item strong {
  display: block;
  color: var(--deep-carbon);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid rgba(32,128,64,0.12);
}

.footer-copyright {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 11px;
  color: var(--road-gray);
  margin-bottom: 8px;
}

.footer-legal {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-legal a {
  font-size: 11px;
  color: var(--road-gray);
  transition: color var(--transition-standard);
}

.footer-legal a:hover {
  color: var(--infrastructure-green);
}

.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  max-width: 420px;
  background: var(--pavement-white);
  border: 2px solid var(--infrastructure-green);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 16px 64px rgba(32,128,64,0.20);
  z-index: 9990;
  display: block;
}

.cookie-banner.hide {
  display: none;
}

.cookie-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--deep-carbon);
  margin-bottom: 12px;
}

.cookie-text {
  font-size: 13px;
  color: var(--road-gray);
  line-height: 1.6;
  margin-bottom: 20px;
}

.cookie-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.cookie-btn {
  padding: 12px 24px;
  border-radius: 10px;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: transform var(--transition-standard), box-shadow var(--transition-standard);
  border: none;
}

.cookie-btn.accept {
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  color: white;
}

.cookie-btn.decline {
  background: var(--pavement-white);
  color: var(--road-gray);
  border: 2px solid rgba(32,128,64,0.20);
}

.cookie-btn:hover {
  transform: translateY(-2px);
}

@media (max-width: 480px) {
  .cookie-banner {
    left: 12px;
    right: 12px;
    max-width: none;
  }
  
  .cookie-buttons {
    flex-direction: column;
  }
  
  .cookie-btn {
    width: 100%;
  }
}

.page-hero {
  min-height: 52vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  background: var(--pavement-white);
  overflow: hidden;
}

.page-hero-content {
  padding-left: 80px;
}

@media (max-width: 1024px) {
  .page-hero {
    grid-template-columns: 1fr;
    min-height: auto;
    text-align: center;
  }
  
  .page-hero-content {
    padding: 0 24px;
  }
}

.page-hero-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: clamp(2.5rem, 6vw, 5rem);
  color: var(--deep-carbon);
  line-height: 0.9;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}

.page-hero-subtitle {
  font-size: 16px;
  color: var(--road-gray);
  max-width: 520px;
  line-height: 1.7;
}

.page-hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.page-hero-frame {
  width: 100%;
  max-width: 500px;
  aspect-ratio: 4/3;
  clip-path: polygon(24px 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%, 0 24px);
  transform: skewX(-6deg);
  border: 3px solid rgba(32,128,64,0.12);
  overflow: hidden;
}

.page-hero-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: skewX(6deg);
}

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

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

@media (max-width: 600px) {
  .services-grid {
    grid-template-columns: 1fr;
  }
}

.service-card {
  background: var(--pavement-white);
  border: 2px solid rgba(32,128,64,0.08);
  border-radius: 16px;
  overflow: hidden;
  transition: transform var(--transition-smooth), box-shadow var(--transition-standard);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-expanded);
}

.service-card-image {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-standard);
}

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

.service-card-content {
  padding: 24px;
}

.service-card-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--deep-carbon);
  margin-bottom: 8px;
}

.service-card-desc {
  font-size: 13px;
  color: var(--road-gray);
  line-height: 1.7;
  margin-bottom: 16px;
}

.service-card-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 16px;
}

.service-price-from {
  font-size: 12px;
  color: var(--road-gray);
}

.service-price-value {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 22px;
  color: var(--infrastructure-green);
}

.service-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  color: white;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 13px;
  border-radius: 10px;
  transition: transform var(--transition-standard), box-shadow var(--transition-standard);
}

.service-card-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

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

@media (max-width: 600px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}

.portfolio-item {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-standard);
}

.portfolio-item:hover img {
  transform: scale(1.08);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(16,80,32,0.90), transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity var(--transition-standard);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: white;
  margin-bottom: 4px;
}

.portfolio-meta {
  font-size: 12px;
  color: rgba(255,255,255,0.80);
}

.thank-you-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px;
}

.thank-you-icon {
  width: 100px;
  height: 100px;
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 32px;
  color: white;
  font-size: 48px;
  animation: scaleIn 0.6s cubic-bezier(0.34,1.56,0.64,1);
}

@keyframes scaleIn {
  from {
    transform: scale(0);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.thank-you-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--deep-carbon);
  margin-bottom: 16px;
}

.thank-you-text {
  font-size: 16px;
  color: var(--road-gray);
  max-width: 500px;
  line-height: 1.8;
  margin-bottom: 40px;
}

.thank-you-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  color: white;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 14px;
  border-radius: 12px;
  transition: transform var(--transition-standard), box-shadow var(--transition-standard);
}

.thank-you-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-expanded);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 80px 24px;
}

.legal-section {
  margin-bottom: 40px;
}

.legal-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 20px;
  color: var(--deep-carbon);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(32,128,64,0.15);
}

.legal-text {
  font-size: 14px;
  color: var(--road-gray);
  line-height: 1.8;
  margin-bottom: 16px;
}

.legal-list {
  list-style: none;
  padding-left: 0;
}

.legal-list li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  font-size: 14px;
  color: var(--road-gray);
}

.legal-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 16px;
  width: 8px;
  height: 8px;
  background: var(--infrastructure-green);
  border-radius: 50%;
}

.cta-section {
  background: linear-gradient(135deg, var(--infrastructure-green), var(--deep-forest));
  padding: 100px 0;
  text-align: center;
  clip-path: polygon(0 40px, 100% 0, 100% calc(100% - 40px), 0 100%);
}

.cta-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: white;
  margin-bottom: 16px;
  line-height: 1.2;
}

.cta-text {
  font-size: 16px;
  color: rgba(255,255,255,0.85);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 20px 48px;
  background: white;
  color: var(--infrastructure-green);
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 15px;
  border-radius: 14px;
  transition: transform var(--transition-standard), box-shadow var(--transition-standard);
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}

.cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.25);
}

.cta-phone {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
  color: rgba(255,255,255,0.90);
  font-size: 18px;
}

.cta-phone a {
  color: white;
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 20px;
  transition: opacity var(--transition-standard);
}

.cta-phone a:hover {
  opacity: 0.85;
}