/* ============================================
   NEXT解体 - Tech Dark Theme
   ============================================ */

:root {
  --dark: #111827;
  --dark-800: #1F2937;
  --dark-700: #374151;
  --dark-600: #4B5563;
  --green: #10B981;
  --green-dark: #059669;
  --green-glow: rgba(16, 185, 129, 0.15);
  --green-glow-strong: rgba(16, 185, 129, 0.3);
  --light: #F3F4F6;
  --gray: #9CA3AF;
  --white: #FFFFFF;
  --font-en: 'Space Grotesk', sans-serif;
  --font-jp: 'Noto Sans JP', sans-serif;
}

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

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

body {
  font-family: var(--font-jp);
  background: var(--dark);
  color: var(--light);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Sample Banner ---- */
.sample-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--green);
  color: var(--dark);
  text-align: center;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.sample-banner a {
  color: var(--dark);
  text-decoration: underline;
}

/* ---- Header ---- */
.header {
  position: fixed;
  top: 32px;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background 0.3s, backdrop-filter 0.3s, box-shadow 0.3s;
}

.header.scrolled {
  background: rgba(17, 24, 39, 0.92);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(16, 185, 129, 0.1);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon { flex-shrink: 0; }

.logo-text {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.logo-en {
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.05em;
}

.logo-jp {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--light);
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-desktop a {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray);
  transition: color 0.3s;
  letter-spacing: 0.02em;
}

.nav-desktop a:hover { color: var(--green); }

.nav-cta {
  background: var(--green) !important;
  color: var(--dark) !important;
  padding: 8px 20px;
  border-radius: 4px;
  font-weight: 700 !important;
  transition: background 0.3s, transform 0.2s !important;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 32px;
  padding: 4px 0;
  z-index: 1100;
}

.hamburger span {
  display: block;
  height: 2px;
  background: var(--green);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.hamburger.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---- Mobile Nav ---- */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 360px;
  height: 100vh;
  background: rgba(17, 24, 39, 0.98);
  backdrop-filter: blur(20px);
  z-index: 1050;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 100px 32px 32px;
  border-left: 1px solid rgba(16, 185, 129, 0.1);
}

.mobile-nav.open { right: 0; }

.mobile-nav nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-nav a {
  display: block;
  padding: 14px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  transition: color 0.3s, padding-left 0.3s;
}

.mobile-nav a:hover {
  color: var(--green);
  padding-left: 8px;
}

.mobile-cta {
  margin-top: 16px;
  background: var(--green) !important;
  color: var(--dark) !important;
  text-align: center;
  padding: 14px !important;
  border-radius: 4px;
  font-weight: 700;
  border: none !important;
}

.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1040;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.mobile-overlay.show {
  opacity: 1;
  pointer-events: auto;
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 104px;
  overflow: hidden;
}

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.3) saturate(0.6);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(17, 24, 39, 0.95) 0%, rgba(17, 24, 39, 0.7) 50%, rgba(17, 24, 39, 0.85) 100%);
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(16, 185, 129, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 185, 129, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--green);
  margin-bottom: 24px;
  padding: 6px 16px;
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 2px;
  background: rgba(16, 185, 129, 0.05);
}

.tag-dot {
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-line { display: block; }

.hero-line-accent {
  color: var(--green);
  text-shadow: 0 0 40px rgba(16, 185, 129, 0.3);
}

.hero-sub {
  font-size: 1rem;
  color: var(--gray);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 2;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: 4px;
  transition: all 0.3s;
  letter-spacing: 0.02em;
}

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

.btn-primary:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(16, 185, 129, 0.3);
}

.btn-outline {
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--green);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--green);
}

.btn-full { width: 100%; justify-content: center; }

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 28px 32px;
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid rgba(16, 185, 129, 0.1);
  border-radius: 4px;
  backdrop-filter: blur(8px);
  max-width: 560px;
}

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

.hero-stat-num {
  font-family: var(--font-en);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--green);
  line-height: 1;
}

.hero-stat-unit {
  font-family: var(--font-en);
  font-size: 1rem;
  color: var(--green);
  font-weight: 500;
}

.hero-stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--gray);
  margin-top: 4px;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(16, 185, 129, 0.2);
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  right: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.hero-scroll span {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--gray);
  writing-mode: vertical-rl;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--green), transparent);
  animation: scroll-anim 2s infinite;
}

@keyframes scroll-anim {
  0% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; }
  100% { opacity: 1; transform: scaleY(1); }
}

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

.section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--green);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.label-line {
  width: 32px;
  height: 1px;
  background: var(--green);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.text-center { text-align: center; }
.text-center .section-label { justify-content: center; }

.text-accent { color: var(--green); }

.section-sub {
  font-size: 1rem;
  color: var(--gray);
  margin-bottom: 48px;
}

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

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

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

.about-numbers {
  display: flex;
  gap: 32px;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid rgba(16, 185, 129, 0.1);
}

.about-num-item { text-align: center; }

.about-num {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 700;
  color: var(--green);
  line-height: 1;
}

.about-num-suffix {
  font-size: 0.9rem;
  color: var(--green);
}

.about-num-label {
  display: block;
  font-size: 0.75rem;
  color: var(--gray);
  margin-top: 4px;
}

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

.about-tech-icon {
  position: relative;
}

/* ---- Technology ---- */
.technology {
  background: var(--dark-800);
  position: relative;
}

.technology::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(16, 185, 129, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 185, 129, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.tech-flow {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  margin-top: 16px;
  position: relative;
}

.tech-card {
  flex: 1;
  max-width: 320px;
  padding: 36px 28px;
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid rgba(16, 185, 129, 0.1);
  border-radius: 8px;
  text-align: center;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
  position: relative;
}

.tech-card:hover {
  border-color: rgba(16, 185, 129, 0.3);
  box-shadow: 0 0 40px rgba(16, 185, 129, 0.08);
  transform: translateY(-4px);
}

.tech-card-num {
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--green);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  opacity: 0.6;
}

.tech-card-icon { margin-bottom: 20px; }

.tech-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.tech-card-desc {
  font-size: 0.85rem;
  color: var(--gray);
  line-height: 1.8;
  margin-bottom: 16px;
}

.tech-card-spec {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-family: var(--font-en);
  font-size: 0.72rem;
  color: var(--green);
  opacity: 0.7;
}

.tech-arrow {
  display: flex;
  align-items: center;
  padding-top: 100px;
  flex-shrink: 0;
  margin: 0 8px;
}

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

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

.service-card {
  padding: 36px 24px;
  background: var(--dark-800);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
  border-color: rgba(16, 185, 129, 0.2);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

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

.service-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.service-desc {
  font-size: 0.85rem;
  color: var(--gray);
  line-height: 1.8;
  margin-bottom: 16px;
}

.service-tag {
  font-size: 0.72rem;
  color: var(--green);
  padding: 4px 10px;
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 2px;
  display: inline-block;
  font-family: var(--font-en);
  letter-spacing: 0.02em;
}

/* ---- Speed ---- */
.speed {
  background: var(--dark-800);
}

.speed-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.speed-item {}

.speed-label {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.speed-bars {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.speed-bar {
  position: relative;
  height: 40px;
  border-radius: 4px;
  overflow: hidden;
}

.speed-bar-old {
  background: rgba(255, 255, 255, 0.04);
}

.speed-bar-old .speed-bar-fill {
  height: 100%;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 4px;
}

.speed-bar-new {
  background: rgba(16, 185, 129, 0.05);
}

.speed-bar-new .speed-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--green-dark));
  border-radius: 4px;
  position: relative;
}

.speed-bar-new .speed-bar-fill::after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--green);
  box-shadow: 0 0 12px var(--green);
}

.speed-bar-text {
  position: absolute;
  top: 50%;
  left: 16px;
  transform: translateY(-50%);
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
  z-index: 1;
}

.speed-bar-old .speed-bar-text { color: var(--gray); }
.speed-bar-new .speed-bar-text { color: var(--light); }

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

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

.work-card {
  background: var(--dark-800);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 8px;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
}

.work-card:hover {
  border-color: rgba(16, 185, 129, 0.2);
  transform: translateY(-4px);
}

.work-img {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.work-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.7) saturate(0.8);
  transition: transform 0.6s;
}

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

.work-overlay {
  position: absolute;
  bottom: 12px;
  left: 12px;
}

.work-tag {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--green);
  background: rgba(17, 24, 39, 0.9);
  padding: 4px 12px;
  border-radius: 2px;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.work-info { padding: 24px; }

.work-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.work-meta {
  display: flex;
  gap: 16px;
  font-size: 0.75rem;
  color: var(--gray);
  margin-bottom: 12px;
  font-family: var(--font-en);
}

.work-desc {
  font-size: 0.82rem;
  color: var(--gray);
  line-height: 1.8;
  margin-bottom: 16px;
}

.work-data {
  display: flex;
  gap: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.work-data-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.work-data-label {
  font-size: 0.68rem;
  color: var(--gray);
}

.work-data-val {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 700;
  color: var(--green);
}

/* ---- Flow ---- */
.flow {
  background: var(--dark-800);
  position: relative;
}

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

.flow-timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--green), rgba(16, 185, 129, 0.1));
}

.flow-step {
  display: flex;
  gap: 28px;
  margin-bottom: 40px;
  position: relative;
}

.flow-step:last-child { margin-bottom: 0; }

.flow-num {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green);
  background: var(--dark);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 50%;
  position: relative;
  z-index: 1;
}

.flow-content {
  padding: 8px 0 0;
}

.flow-icon { margin-bottom: 8px; }

.flow-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.flow-content p {
  font-size: 0.85rem;
  color: var(--gray);
  line-height: 1.8;
}

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

.company-table {
  max-width: 800px;
  margin: 0 auto;
}

.company-row {
  display: flex;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  padding: 16px 0;
}

.company-th {
  width: 140px;
  flex-shrink: 0;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green);
}

.company-td {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.8;
}

.company-td a {
  color: var(--green);
  transition: opacity 0.3s;
}

.company-td a:hover { opacity: 0.7; }

/* ---- Contact ---- */
.contact {
  background: var(--dark-800);
  position: relative;
}

.contact::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.04), transparent 70%);
  transform: translateX(-50%);
  pointer-events: none;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  position: relative;
}

.contact-info-box {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
}

.contact-info-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(16, 185, 129, 0.08);
  border-radius: 8px;
}

.contact-info-label {
  font-size: 0.8rem;
  color: var(--gray);
  margin-bottom: 4px;
}

.contact-phone {
  font-family: var(--font-en);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--green);
  transition: opacity 0.3s;
}

.contact-phone:hover { opacity: 0.7; }

.contact-info-note {
  font-size: 0.75rem;
  color: var(--gray);
  margin-top: 4px;
}

.contact-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.contact-features li {
  font-size: 0.85rem;
  color: var(--gray);
  padding-left: 16px;
  position: relative;
}

.contact-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
}

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

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

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--light);
}

.required {
  font-size: 0.7rem;
  color: var(--green);
  margin-left: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  background: rgba(17, 24, 39, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  color: var(--light);
  font-size: 0.9rem;
  transition: border-color 0.3s;
  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(16, 185, 129, 0.1);
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%2310B981' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-group textarea { resize: vertical; min-height: 100px; }

::placeholder { color: var(--dark-600); }

/* ---- Footer ---- */
.footer {
  background: var(--dark);
  border-top: 1px solid rgba(16, 185, 129, 0.08);
  padding: 60px 0 0;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-desc {
  font-size: 0.82rem;
  color: var(--gray);
  margin-top: 16px;
  line-height: 1.8;
}

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

.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--light);
  margin-bottom: 16px;
}

.footer-col a,
.footer-col span {
  display: block;
  font-size: 0.8rem;
  color: var(--gray);
  padding: 4px 0;
  transition: color 0.3s;
}

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

.footer-hours { font-size: 0.75rem !important; opacity: 0.6; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--dark-600);
}

.footer-bottom a {
  color: var(--green);
  transition: opacity 0.3s;
}

.footer-bottom a:hover { opacity: 0.7; }

/* ---- Animations ---- */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Speed bar animation */
.speed-bar-fill {
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.speed-bar-fill.animate {
  transform: scaleX(1);
}

/* ---- 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: 50%; margin: 0 auto; }
  .tech-flow { flex-wrap: wrap; gap: 24px; }
  .tech-arrow { display: none; }
  .tech-card { max-width: 100%; flex: 0 0 calc(33% - 16px); }
  .footer-top { grid-template-columns: 1fr; }
}

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

  .hero-stats {
    flex-direction: column;
    gap: 20px;
    padding: 24px;
  }

  .hero-stat-divider {
    width: 40px;
    height: 1px;
  }

  .hero-scroll { display: none; }

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

  .about-visual { order: -1; }

  .about-tech-icon svg {
    width: 200px;
    height: 200px;
  }

  .about-numbers {
    justify-content: center;
  }

  .tech-flow { flex-direction: column; align-items: center; }
  .tech-card { flex: none; width: 100%; max-width: 400px; }

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

  .works-grid { grid-template-columns: 1fr; }
  .works-grid .work-card:last-child { grid-column: auto; max-width: 100%; }

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

  .company-row { flex-direction: column; gap: 4px; }
  .company-th { width: auto; }

  .footer-links { grid-template-columns: 1fr; gap: 24px; }

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

  .section { padding: 72px 0; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .hero-stats { max-width: 100%; }
}