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

:root {
  --navy: #0B2F5B;
  --navy-dark: #071e3d;
  --blue: #0057b6;
  --blue-soft: #5b9bd5;
  --blue-light: #eaf3fc;
  --green: #2E7D32;
  --green-dark: #1b5e20;
  --teal: #00838F;
  --teal-2: #4cae6e;
  --text: #1a2332;
  --text-muted: #6b7686;
  --border: #e4ecf4;
  --bg-alt: #F4F8FC;
  --font: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --font-hero: 'Zen Kaku Gothic New', 'Noto Sans JP', sans-serif;
  --font-script: 'Caveat', cursive;
  --radius: 10px;
  --shadow: 0 4px 20px rgba(20, 40, 80, 0.06);
  --shadow-lg: 0 10px 40px rgba(20, 40, 80, 0.12);
}

html { scroll-behavior: smooth; overflow-x: clip; }
#preloader {
  position: fixed;
  inset: 0;
  background: #fff;
  z-index: 99999;
  transition: opacity 0.3s ease;
}
#preloader.preloader--done {
  opacity: 0;
  pointer-events: none;
}

body { font-family: var(--font); font-weight: 400; color: var(--text); line-height: 1.7; background: #fff; overflow-x: clip; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

.icon {
  width: 20px;
  height: 20px;
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

.arrow {
  display: inline-block;
  transition: transform 0.2s ease;
}
a:hover .arrow, .btn:hover .arrow { transform: translateX(4px); }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.92rem;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.btn-primary {
  background: linear-gradient(180deg, #2e7bd6 0%, var(--blue) 55%, #004a9b 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35), 0 6px 16px rgba(0, 87, 182, 0.28);
  color: #fff;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary:hover {
  background: linear-gradient(180deg, #25405f 0%, var(--navy) 55%, var(--navy-dark) 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 6px 16px rgba(22, 40, 74, 0.3);
}

.btn-outline {
  background: #fff;
  color: var(--navy);
  border: 1.5px solid var(--navy);
}
.btn-outline:hover { background: var(--navy); color: #fff; }

/* ===== Image placeholder ===== */
.ph {
  background: repeating-linear-gradient(135deg, #eef2f7, #eef2f7 12px, #e4e9f1 12px, #e4e9f1 24px);
  border: 1px solid #dde4ee;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: #94a3b8;
  font-size: 0.78rem;
  font-weight: 500;
  line-height: 1.6;
}
.ph span {
  background: rgba(255, 255, 255, 0.85);
  padding: 6px 14px;
  border-radius: 6px;
  max-width: 80%;
}

/* ===== Section heading ===== */
.section-label {
  text-align: center;
  color: #9aa8b8;
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  text-align: center;
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 48px;
  letter-spacing: 0.02em;
}
.section-title--left {
  text-align: left;
  margin-bottom: 0;
}

/* ===== Header ===== */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  box-shadow: 0 2px 16px rgba(20, 40, 80, 0.07);
  display: flex;
  align-items: stretch;
}
.header-inner {
  flex: 1;
  min-width: 0;
  padding-left: max(32px, calc((100vw - 1320px) / 2 + 32px));
  padding-right: 32px;
  height: 92px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.header-nav-group {
  display: flex;
  align-items: center;
  gap: 40px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-img {
  height: 40px;
  width: auto;
}
.logo-mark {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}
.logo-text strong {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.04em;
}
.logo-text small {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
}

nav.nav-desktop ul {
  display: flex;
  align-items: center;
  gap: 24px;
}
nav.nav-desktop > ul > li:not(.nav-dropdown):not(:last-child) {
  margin-right: 14px;
}
nav.nav-desktop a {
  position: relative;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text);
  padding-bottom: 4px;
  white-space: nowrap;
  transition: color 0.2s ease;
}
nav.nav-desktop a:hover { color: var(--blue); }
nav.nav-desktop a.active { color: var(--blue); }
nav.nav-desktop a.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 2px;
  background: var(--blue);
  border-radius: 2px;
}

/* Dropdown menu (事業内容) */
.nav-dropdown { position: relative; }
.nav-dropdown .icon-chevron {
  width: 12px;
  height: 12px;
  margin-left: 2px;
  vertical-align: middle;
  transition: transform 0.2s ease;
}
.nav-dropdown:hover .icon-chevron,
.nav-dropdown:focus-within .icon-chevron {
  transform: rotate(180deg);
}
.nav-dropdown--mega .mega-menu {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 12px;
  padding: 32px;
  display: flex;
  gap: 48px;
  min-width: 640px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 16px 40px rgba(22, 40, 74, 0.16);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  z-index: 100;
}
.nav-dropdown--mega:hover .mega-menu,
.nav-dropdown--mega:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mega-menu-col { flex: 1; min-width: 190px; }
.mega-menu .mega-menu-col ul {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0;
}
.mega-menu-title {
  display: block;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--navy);
  padding-bottom: 8px;
  margin-bottom: 8px;
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
  text-decoration: none;
}
.mega-menu-col:nth-child(1) .mega-menu-title { border-color: var(--blue); }
.mega-menu-col:nth-child(2) .mega-menu-title { border-color: var(--green); }
.mega-menu-col:nth-child(3) .mega-menu-title { border-color: var(--teal); }
.mega-menu-title:hover { color: var(--blue); }
.mega-menu-col ul li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--navy);
  white-space: nowrap;
  text-decoration: none;
}
.mega-menu-col ul li a img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  flex-shrink: 0;
}
.mega-menu-col ul li a:hover { color: var(--blue); }

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-shrink: 0;
}
.header-tel {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--blue);
}
.header-tel .icon { width: 28px; height: 28px; }
.header-tel strong {
  display: block;
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.02em;
}
.header-tel small {
  display: block;
  font-size: 0.68rem;
  color: var(--text-muted);
  font-weight: 500;
}

.header-cta {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0 32px;
  background: var(--navy);
  color: #fff;
  text-align: center;
  transition: background 0.2s ease;
}
.header-cta:hover { background: var(--blue); }
.header-cta .icon { width: 22px; height: 22px; }
.header-cta-text strong { display: block; font-size: 0.85rem; font-weight: 700; line-height: 1.4; }
.header-cta-text small { display: block; font-size: 0.65rem; opacity: 0.7; line-height: 1.4; margin-top: 2px; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
header.nav-open .hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
header.nav-open .hamburger span:nth-child(2) { opacity: 0; }
header.nav-open .hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav panel */
.nav-mobile { display: none; }

/* ===== Hero ===== */
.hero {
  padding: 0 0 32px;
  background: linear-gradient(180deg, var(--blue-light) 0%, #ffffff 100%);
  overflow: hidden;
  font-family: var(--font-hero);
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  align-items: stretch;
  max-width: 1920px;
  margin: 0 auto;
  padding-left: max(32px, calc((min(100vw, 1920px) - 1320px) / 2 + 32px));
  min-height: clamp(580px, calc(min(100vw, 1920px) * 0.45), 860px);
}
.accent { color: var(--blue); }
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
  display: block;
}
.hero-bg-fade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #fff 0%, #fff 22%, rgba(255, 255, 255, 0.55) 32%, rgba(255, 255, 255, 0) 48%);
}
.hero-text {
  position: relative;
  z-index: 1;
  max-width: 560px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px 40px 48px 0;
}
.hero-tagline {
  font-family: var(--font-script);
  font-size: 1.9rem;
  font-weight: 600;
  color: var(--blue-soft);
  margin-bottom: 8px;
}
.hero-text h1 {
  font-family: 'Noto Sans JP', var(--font);
  font-size: clamp(2.2rem, 4.2vw, 3.4rem);
  font-weight: 600;
  line-height: 1.32;
  color: var(--text);
  letter-spacing: 0.04em;
  margin-bottom: 24px;
}
.hero-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 2;
  margin-bottom: 32px;
}
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
/* Hero stats sidebar */
.hero-stats {
  position: relative;
  z-index: 1;
  height: 100%;
  background: #003073;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px 28px;
}
.hero-stat {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}
.hero-stat:last-child { border-bottom: none; }
.hero-stat-icon {
  flex-shrink: 0;
  color: #fff;
}
.hero-stat-icon .icon { width: 38px; height: 38px; }
.hero-stat-label {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 4px;
}
.hero-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}
.hero-stat-value small { font-size: 0.7rem; font-weight: 700; margin-left: 2px; }
.hero-stat-value--area { font-size: 0.92rem; white-space: nowrap; }
.hero-stat-note {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 4px;
}

/* ===== Our Business ===== */
.business { padding: 48px 0 88px; }
.business .section-title { font-size: clamp(1.6rem, 3.2vw, 2.3rem); }
.business .section-title {
  position: relative;
  padding-bottom: 20px;
}
.business .section-title::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 56px;
  height: 3px;
  border-radius: 2px;
  background: var(--blue);
}
.business-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.business-card {
  scroll-margin-top: 110px;
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  color: #fff;
}
.business-card-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  transition: transform 0.4s ease;
}
.business-card--drink .business-card-bg { object-position: center; }
.business-card--eco .business-card-bg { object-position: center 15%; }
.business-card:hover .business-card-bg { transform: scale(1.05); }
.business-card-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.business-card--drink .business-card-overlay {
  background: linear-gradient(100deg, rgba(1, 65, 145, 0.95) 0%, rgba(1, 65, 145, 0.95) 36%, rgba(1, 65, 145, 0.35) 56%, rgba(1, 65, 145, 0) 74%);
}
.business-card--clean .business-card-overlay {
  background: linear-gradient(100deg, rgba(117, 151, 65, 0.95) 0%, rgba(117, 151, 65, 0.95) 36%, rgba(117, 151, 65, 0.35) 56%, rgba(117, 151, 65, 0) 74%);
}
.business-card--eco .business-card-overlay {
  background: linear-gradient(100deg, rgba(38, 139, 159, 0.95) 0%, rgba(38, 139, 159, 0.95) 36%, rgba(38, 139, 159, 0.35) 56%, rgba(38, 139, 159, 0) 74%);
}
.business-card-body {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  height: 100%;
  max-width: 68%;
  padding: 96px 28px 32px;
}
.business-icon { display: none; }
.business-icon .icon { width: 100%; height: 100%; color: #fff; }
.business-card-body h3 {
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}
.business-en {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.85);
}
.business-desc {
  margin-top: auto;
  padding-top: 16px;
  font-size: 0.85rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.92);
}
.business-link {
  margin-top: 20px;
  font-weight: 700;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #fff;
}
.business-link-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  transition: transform 0.25s ease;
}
.business-link-icon .arrow { font-size: 1rem; line-height: 1; }
.business-card-link {
  position: absolute;
  inset: 0;
  z-index: 3;
}
.business-card--drink .business-link-icon { color: var(--blue); }
.business-card--clean .business-link-icon { color: var(--green); }
.business-card--eco .business-link-icon { color: var(--teal); }
.business-card:hover .business-link-icon { transform: translateX(4px); }

/* ===== Popular Services ===== */
.services { padding: 88px 0 56px; background: var(--bg-alt); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}
.service-item { color: var(--text); }
.service-img {
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
}
.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.service-item:hover .service-img { box-shadow: var(--shadow-lg); }
.service-item p {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-weight: 700;
  font-size: 0.88rem;
  text-align: center;
}
.service-icon { width: 18px; height: 18px; color: var(--blue); }
.service-item .arrow { color: var(--blue); font-weight: 700; }

.services-more {
  text-align: center;
  margin-top: 44px;
}

/* ===== Features ===== */
.top-news {
  padding: 40px 0 72px;
  background: var(--bg-alt);
}
.top-news-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 24px;
}
.top-news-more {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--blue);
  text-decoration: none;
  white-space: nowrap;
  padding-bottom: 4px;
}
.top-news-more:hover { opacity: 0.75; }
.top-news-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.top-news-list li {
  border-bottom: 1px solid #dce6f0;
}
.top-news-list li:first-child {
  border-top: 1px solid #dce6f0;
}
.top-news-list a {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 18px 8px;
  text-decoration: none;
  color: var(--text);
  transition: color 0.2s;
}
.top-news-list a:hover { color: var(--blue); }
.top-news-list time {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
  white-space: nowrap;
  min-width: 72px;
}
.top-news-list span:not(.news-badge) {
  font-size: 0.95rem;
  font-weight: 500;
}
.top-news-list .news-badge {
  flex-shrink: 0;
}

/* ===== Case Studies ===== */
.cases { padding: 88px 0; }
.cases-wrap {
  display: flex;
  align-items: flex-start;
  gap: 48px;
}
.cases-head {
  flex: 0 0 180px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cases-head h2 { font-size: 1.6rem; }
.cases-grid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.case-img {
  aspect-ratio: 4 / 3;
  border-radius: 8px;
  margin-bottom: 14px;
  overflow: hidden;
}
.case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.case-cat {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
  margin-bottom: 2px;
}
.case-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ===== CTA ===== */
.cta {
  background: var(--bg-alt);
  padding: 40px 0;
}
.cta-inner {
  background: linear-gradient(135deg, #0e3a94 0%, #1a6ed4 65%, #2080e0 100%);
  border-radius: 16px;
  padding: 36px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  overflow: hidden;
  color: #fff;
}
.cta-inner::before {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 40%;
  height: 100%;
  background: url('../images/cta-city.png') bottom right / auto 100% no-repeat;
  opacity: 0.18;
  pointer-events: none;
}
.cta-left {
  display: flex;
  align-items: center;
  gap: 20px;
  position: relative;
  z-index: 1;
}
.cta-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  flex-shrink: 0;
}
.cta-sub {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 5px;
}
.cta-heading {
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  font-weight: 700;
  color: #fff;
  margin: 0;
}
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: var(--navy);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 15px 36px;
  border-radius: 40px;
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  z-index: 1;
  transition: opacity 0.2s;
  flex-shrink: 0;
}
.cta-btn:hover { opacity: 0.88; }

/* ===== Car banner divider ===== */
.car-banner {
  background: #4895d2;
  line-height: 0;
}
.car-banner img {
  display: block;
  width: 100%;
  height: auto;
}

/* ===== Footer ===== */
footer { background: var(--navy-dark); color: rgba(255, 255, 255, 0.85); }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
  padding: 56px 0 40px;
}
.footer-brand .logo-text strong { color: #fff; }
.footer-brand .logo-text small { color: rgba(255, 255, 255, 0.55); }
.footer-address {
  margin-top: 18px;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 2;
}
.footer-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  max-width: 480px;
  justify-content: flex-end;
}
.footer-nav a {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.2s ease;
}
.footer-nav a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 32px;
  text-align: right;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.45);
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  header { flex-wrap: wrap; }
  .header-inner { height: 72px; padding: 0 24px; flex-basis: 100%; }
  .business-card { scroll-margin-top: 90px; }
  nav.nav-desktop, .header-right { display: none; }
  .header-cta { display: none; }
  .hamburger { display: flex; }

  .nav-mobile {
    display: block;
    flex-basis: 100%;
    max-height: 0;
    overflow: hidden;
    background: #fff;
    border-top: 1px solid var(--border);
    transition: max-height 0.3s ease;
  }
  header.nav-open .nav-mobile { max-height: 80vh; overflow-y: auto; }
  .nav-mobile ul { display: flex; flex-direction: column; padding: 8px 24px; }
  .nav-mobile a {
    display: block;
    padding: 14px 0;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text);
    border-bottom: 1px solid var(--border);
  }
  .nav-mobile a.active { color: var(--blue); }
  .nav-mobile .nav-dropdown > a { border-bottom: none; padding-bottom: 4px; }
  .nav-mobile .mega-menu {
    position: static;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: auto;
    padding: 0 0 14px 16px;
    margin: 0 0 4px;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }
  .nav-mobile .mega-menu ul { padding: 0; }
  .nav-mobile .mega-menu-col ul li a { border-bottom: none; }
  .nav-mobile .mega-menu-title {
    padding: 8px 0 4px;
    margin-bottom: 0;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text);
    border-bottom: none;
  }
  .nav-mobile .mega-menu-col ul li a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 7px 0;
    padding-left: 12px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-muted);
  }
  .nav-mobile .mega-menu-col ul li a img {
    width: 32px;
    height: 32px;
    border-radius: 7px;
    flex-shrink: 0;
  }
  .nav-mobile-contact {
    padding: 20px 24px 32px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    border-top: 2px solid var(--border);
    background: var(--bg-alt);
  }
  .nav-mobile-contact .header-tel {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
  }
  .nav-mobile-contact .btn { display: flex; justify-content: center; }
  .nav-mobile-contact .btn-primary { color: #fff; }
}

@media (max-width: 960px) {
  .hero-inner {
    grid-template-columns: 1fr;
    padding-left: 32px;
    padding-right: 32px;
    gap: 0;
    min-height: 480px;
  }
  .hero-text {
    order: 1;
    max-width: none;
    padding: 44px 0 48px;
    position: relative;
    z-index: 1;
  }
  .hero-bg {
    position: absolute;
    inset: 0;
    height: 100%;
    aspect-ratio: auto;
    border-radius: 0;
    overflow: hidden;
    order: 0;
  }
  .hero-bg-fade {
    display: block;
    background: linear-gradient(180deg,
      rgba(255,255,255,0.30) 0%,
      rgba(255,255,255,0.12) 50%,
      rgba(255,255,255,0.00) 100%);
  }
  .hero-stats {
    order: 3;
    height: auto;
    border-radius: 14px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 24px;
    padding: 8px 24px;
  }
  .hero-stat:nth-last-child(-n+2) { border-bottom: none; }
  .business-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .business-card { aspect-ratio: 3 / 4; }
  .business-card-body { padding-top: 40px; max-width: 85%; }
  .cases-wrap { flex-direction: column; }
  .cases-head { flex-direction: row; align-items: center; justify-content: space-between; flex: none; width: 100%; }
}

@media (max-width: 860px) {
  .business { padding: 64px 0; }
  .services { padding: 64px 0 40px; }
  .cases { padding: 64px 0; }
  .top-news { padding: 32px 0 56px; }
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
  .footer-inner { flex-direction: column; }
  .footer-nav ul { justify-content: flex-start; max-width: none; }
  .footer-bottom { text-align: center; }
}
@media (max-width: 768px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .container, .header-inner, .hero-inner { padding-left: 20px; padding-right: 20px; }
  .business-grid { grid-template-columns: 1fr; gap: 16px; }
  .business-card { aspect-ratio: 3 / 4; }
  .business-card--eco .business-card-bg { object-position: center 15%; }
  .business-card-body { padding-top: 40px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .service-item p { display: block; text-align: center; font-size: 0.78rem; }
  .service-item p .arrow { display: none; }
  .cases-grid { grid-template-columns: 1fr; }
  .top-news-list a { flex-wrap: wrap; row-gap: 10px; gap: 12px; padding: 16px 8px; }
  .top-news-list time { order: 1; }
  .top-news-list .news-badge { order: 2; }
  .top-news-list span:not(.news-badge) {
    order: 3;
    flex-basis: 100%;
    font-size: 0.92rem;
    line-height: 1.5;
  }
  .cta-btn { width: 100%; justify-content: center; }
  .hero-buttons .btn { width: 50%; justify-content: center; }
  .hero-buttons { flex-direction: column; align-items: flex-start; }
  .hero-desc { display: none; }
  .hero-bg img { object-position: 75% 35%; }
  .hero-bg-fade {
    background: linear-gradient(115deg,
      rgba(255,255,255,0.92) 0%,
      rgba(255,255,255,0.85) 25%,
      rgba(255,255,255,0.45) 42%,
      rgba(255,255,255,0.05) 58%,
      rgba(255,255,255,0) 100%);
  }
}