/* ============================================================
   EZI Cleaning — B2B Website Stylesheet
   ============================================================ */

:root {
  --navy: #0e3b40;
  --navy-2: #13505a;
  --navy-3: #1a626d;
  --blue: #0e9f97;
  --blue-dark: #0b7f79;
  --accent: #f5a623;
  --accent-dark: #e08f00;
  --bg-soft: #f4f7fb;
  --bg-white: #ffffff;
  --text: #24313f;
  --muted: #5e6e82;
  --border: #e3e9f1;
  --success: #17a34a;
  --danger: #d64545;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(11, 31, 58, 0.08);
  --shadow-md: 0 8px 24px rgba(11, 31, 58, 0.1);
  --shadow-lg: 0 18px 44px rgba(11, 31, 58, 0.16);
  --container: 1200px;
  --font: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto,
    "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg-white);
  line-height: 1.65;
  font-size: 16px;
}

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

a {
  color: var(--blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--blue-dark);
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  line-height: 1.25;
  color: var(--navy);
  font-weight: 700;
}

p {
  color: var(--muted);
}

.container {
  width: min(100% - 40px, var(--container));
  margin-inline: auto;
}

.section {
  padding-block: 84px;
}

.section-alt {
  background: var(--bg-soft);
}

.section-head {
  max-width: 680px;
  margin-bottom: 46px;
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.section-head .eyebrow {
  display: inline-block;
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-head h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  margin-bottom: 14px;
}

.section-head p {
  font-size: 16.5px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.2;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.22s ease;
  white-space: nowrap;
  font-family: inherit;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
}

.btn-primary:hover {
  background: var(--blue-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(29, 111, 232, 0.32);
}

.btn-accent {
  background: var(--accent);
  color: var(--navy);
}

.btn-accent:hover {
  background: var(--accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(245, 166, 35, 0.36);
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.65);
  color: #fff;
  background: transparent;
}

.btn-outline-light:hover {
  background: #fff;
  color: var(--navy);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  border-color: var(--blue);
  color: var(--blue);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 9px 16px;
  font-size: 14px;
}

.btn-lg {
  padding: 15px 30px;
  font-size: 16px;
}

/* ---------- Topbar ---------- */
.topbar {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.82);
  font-size: 13.5px;
}

.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 38px;
  gap: 16px;
}

.topbar a {
  color: inherit;
}

.topbar a:hover {
  color: #fff;
}

.topbar-left,
.topbar-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.topbar-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.topbar-item svg {
  width: 14px;
  height: 14px;
  stroke: var(--accent);
}

.topbar-note {
  color: var(--accent);
  font-weight: 600;
}

@media (max-width: 860px) {
  .topbar-note,
  .topbar-right .hide-sm {
    display: none;
  }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  border-bottom: 1px solid transparent;
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.site-header.scrolled {
  border-color: var(--border);
  box-shadow: 0 6px 22px rgba(11, 31, 58, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 20px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
}

.logo:hover {
  color: var(--navy);
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--navy-3));
  display: grid;
  place-items: center;
  color: #fff;
  font-weight: 800;
  font-size: 17px;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-text strong {
  font-size: 19px;
  letter-spacing: 0.01em;
  color: var(--navy);
}

.logo-text span {
  font-size: 10.5px;
  letter-spacing: 0.22em;
  color: var(--blue);
  font-weight: 700;
  text-transform: uppercase;
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 30px;
}

.main-nav a {
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  position: relative;
  padding-block: 6px;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.22s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--blue);
}

.main-nav a:hover::after,
.main-nav a.active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 42px;
  height: 42px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.nav-toggle svg {
  width: 22px;
  height: 22px;
  stroke: var(--navy);
}

@media (max-width: 980px) {
  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    padding: 12px 20px 20px;
    display: none;
  }

  .main-nav.open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .main-nav a {
    display: block;
    padding: 11px 6px;
    width: 100%;
    border-bottom: 1px solid var(--bg-soft);
  }

  .main-nav a::after {
    display: none;
  }

  .header-actions .btn {
    display: none;
  }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(700px 420px at 85% 8%, rgba(29, 111, 232, 0.45), transparent 65%),
    radial-gradient(560px 380px at 10% 92%, rgba(245, 166, 35, 0.16), transparent 60%),
    linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 55%, var(--navy-3) 100%);
  color: #fff;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at 60% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 60% 40%, #000 30%, transparent 75%);
}

.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 56px;
  padding-block: 96px 130px;
}

.hero h1 {
  color: #fff;
  font-size: clamp(32px, 4.6vw, 54px);
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.hero h1 .hl {
  color: var(--accent);
}

.hero p.lead {
  color: rgba(255, 255, 255, 0.82);
  font-size: 18px;
  max-width: 540px;
  margin-bottom: 30px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 14.5px;
}

.hero-trust li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-trust svg {
  width: 17px;
  height: 17px;
  stroke: var(--accent);
}

.hero-visual {
  position: relative;
}

.hero-visual img {
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3.35;
  object-fit: cover;
}

.float-chip {
  position: absolute;
  background: #fff;
  color: var(--navy);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  font-weight: 600;
}

.float-chip svg {
  width: 22px;
  height: 22px;
  stroke: var(--blue);
}

.float-chip small {
  display: block;
  font-weight: 400;
  color: var(--muted);
  font-size: 12px;
}

.chip-1 {
  top: 18px;
  left: -26px;
  animation: floaty 5s ease-in-out infinite;
}

.chip-2 {
  bottom: 26px;
  right: -18px;
  animation: floaty 5s ease-in-out infinite 1.2s;
}

@keyframes floaty {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-9px);
  }
}

@media (max-width: 980px) {
  .hero .container {
    grid-template-columns: 1fr;
    padding-block: 72px 100px;
    gap: 44px;
  }

  .hero-visual {
    max-width: 540px;
  }

  .chip-1 {
    left: 8px;
  }

  .chip-2 {
    right: 8px;
  }
}

/* ---------- Stats ---------- */
.stats {
  position: relative;
  z-index: 5;
  margin-top: 0;
  padding-block: 40px 18px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: 34px 30px;
}

.stat {
  text-align: center;
  padding: 8px 10px;
  border-right: 1px solid var(--border);
}

.stat:last-child {
  border-right: none;
}

.stat .num {
  font-size: clamp(30px, 3.4vw, 42px);
  font-weight: 800;
  color: var(--navy);
  line-height: 1.1;
}

.stat .num span {
  color: var(--blue);
}

.stat .label {
  color: var(--muted);
  font-size: 14.5px;
  margin-top: 4px;
}

@media (max-width: 860px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 22px 10px;
  }

  .stat:nth-child(2) {
    border-right: none;
  }

  .stat {
    padding: 4px;
  }
}

/* ---------- Category Cards ---------- */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.cat-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
  display: block;
  color: var(--text);
  position: relative;
  overflow: hidden;
}

.cat-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: rgba(29, 111, 232, 0.4);
  color: var(--text);
}

.cat-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--bg-soft);
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  color: var(--blue);
  transition: background 0.24s ease, color 0.24s ease;
}

.cat-icon svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
}

.cat-card:hover .cat-icon {
  background: var(--blue);
  color: #fff;
}

.cat-card h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.cat-card p {
  font-size: 14.5px;
  margin-bottom: 14px;
}

.cat-card .more {
  font-size: 14px;
  font-weight: 700;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.cat-card .more svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  transition: transform 0.22s ease;
}

.cat-card:hover .more svg {
  transform: translateX(4px);
}

@media (max-width: 900px) {
  .cat-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ---------- Product Cards ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.product-card .thumb {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--bg-soft);
}

.product-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.35s ease;
}

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

.product-card .thumb-empty {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #9db0c4;
  background:
    radial-gradient(circle at 30% 25%, rgba(14, 159, 151, 0.08), transparent 55%),
    linear-gradient(160deg, #f4f7fa, #e9eef3);
}

.product-card .thumb-empty svg {
  width: 38px;
  height: 38px;
  opacity: 0.55;
}

.product-card .thumb-empty span {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.detail-img-empty {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #9db0c4;
  background:
    radial-gradient(circle at 30% 25%, rgba(14, 159, 151, 0.08), transparent 55%),
    linear-gradient(160deg, #f4f7fa, #e9eef3);
}

.detail-img-empty svg {
  width: 52px;
  height: 52px;
  opacity: 0.55;
}

.detail-img-empty p {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  color: #9db0c4;
}

.product-card .tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(11, 31, 58, 0.82);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}

.product-card .body {
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.product-card h3 {
  font-size: 16.5px;
  line-height: 1.4;
}

.product-card h3 a {
  color: var(--navy);
}

.product-card h3 a:hover {
  color: var(--blue);
}

.product-card .desc {
  font-size: 13.8px;
  flex: 1;
}

.product-card .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.product-card .meta span {
  font-size: 12px;
  font-weight: 600;
  color: var(--navy);
  background: var(--bg-soft);
  border-radius: 6px;
  padding: 4px 9px;
}

.product-card .actions {
  display: flex;
  gap: 10px;
  margin-top: 4px;
}

.product-card .actions .btn {
  flex: 1;
  padding: 10px 8px;
  font-size: 13.5px;
}

@media (max-width: 1050px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 820px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Feature Cards (Why Us) ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.feature-card .fi {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  color: #fff;
}

.feature-card .fi svg {
  width: 25px;
  height: 25px;
  stroke: currentColor;
}

.feature-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14.5px;
}

.fi-blue {
  background: var(--blue);
}

.fi-accent {
  background: var(--accent);
  color: var(--navy);
}

.fi-navy {
  background: var(--navy-3);
}

.fi-green {
  background: #23a55a;
}

.fi-purple {
  background: #7b61d1;
}

.fi-teal {
  background: #159a9c;
}

@media (max-width: 900px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ---------- Process ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  counter-reset: step;
}

.step-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  position: relative;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.step-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.step-num {
  counter-increment: step;
  width: 46px;
  height: 46px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: var(--bg-soft);
  color: var(--blue);
  font-weight: 800;
  font-size: 18px;
  display: grid;
  place-items: center;
  border: 2px dashed rgba(29, 111, 232, 0.35);
}

.step-num::before {
  content: counter(step, decimal-leading-zero);
}

.step-card h3 {
  font-size: 15.5px;
  margin-bottom: 6px;
}

.step-card p {
  font-size: 13px;
}

@media (max-width: 980px) {
  .process-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 600px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- Testimonials ---------- */
.testi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.testi-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stars {
  color: var(--accent);
  font-size: 16px;
  letter-spacing: 2px;
}

.testi-card blockquote {
  font-size: 15px;
  color: var(--text);
  line-height: 1.7;
  flex: 1;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--bg-soft);
  padding-top: 16px;
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--navy-3));
  color: #fff;
  font-weight: 700;
  display: grid;
  place-items: center;
  font-size: 15px;
  flex-shrink: 0;
}

img.avatar {
  display: block;
  object-fit: cover;
}

.testi-author strong {
  display: block;
  color: var(--navy);
  font-size: 14.5px;
}

.testi-author span {
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 900px) {
  .testi-grid {
    grid-template-columns: 1fr;
    max-width: 620px;
    margin-inline: auto;
  }
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 780px;
  margin-inline: auto;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  background: none;
  border: none;
  padding: 18px 20px;
  font-family: inherit;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--navy);
  cursor: pointer;
  text-align: left;
}

.faq-q .icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: grid;
  place-items: center;
  color: var(--blue);
  font-weight: 700;
  flex-shrink: 0;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.faq-item.open .faq-q .icon {
  transform: rotate(45deg);
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.32s ease;
}

.faq-a p {
  padding: 0 20px 18px;
  font-size: 14.5px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.75);
  padding-top: 64px;
  font-size: 14.5px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 48px;
}

.site-footer h4 {
  color: #fff;
  font-size: 15.5px;
  margin-bottom: 18px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.site-footer .logo {
  color: #fff;
}

.site-footer .logo:hover {
  color: #fff;
}

.site-footer .logo-text strong {
  color: #fff;
}

.site-footer .logo-text span {
  color: var(--accent);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.65);
  font-size: 14px;
  max-width: 300px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.75);
}

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

.footer-contact li {
  display: flex;
  gap: 10px;
  margin-bottom: 13px;
  align-items: flex-start;
}

.footer-contact svg {
  width: 17px;
  height: 17px;
  stroke: var(--accent);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-contact a {
  color: rgba(255, 255, 255, 0.75);
}

.footer-contact a:hover {
  color: var(--accent);
}

.footer-newsletter p {
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 14px;
  font-size: 14px;
}

.newsletter-form {
  display: flex;
  gap: 8px;
}

.newsletter-form input {
  flex: 1;
  min-width: 0;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-family: inherit;
  font-size: 14px;
}

.newsletter-form input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-block: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}

@media (max-width: 980px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ---------- Products Page ---------- */
.catalog-layout {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: 34px;
  align-items: start;
}

.filter-panel {
  position: sticky;
  top: 100px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.filter-panel h3 {
  font-size: 15px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.filter-search {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  margin-bottom: 18px;
}

.filter-search:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(29, 111, 232, 0.12);
}

.filter-list li {
  margin-bottom: 6px;
}

.filter-list button {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14.5px;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.2s ease, color 0.2s ease;
}

.filter-list button .cnt {
  background: var(--bg-soft);
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  border-radius: 12px;
  padding: 1px 8px;
}

.filter-list button:hover {
  background: var(--bg-soft);
  color: var(--blue);
}

.filter-list button.active {
  background: var(--blue);
  color: #fff;
}

.filter-list button.active .cnt {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
}

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.catalog-toolbar .result-count {
  font-size: 14.5px;
  color: var(--muted);
}

.catalog-toolbar .result-count strong {
  color: var(--navy);
}

.empty-state {
  text-align: center;
  padding: 70px 20px;
  color: var(--muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  display: none;
}

.empty-state.show {
  display: block;
}

.empty-state svg {
  width: 46px;
  height: 46px;
  stroke: var(--border);
  margin: 0 auto 14px;
}

@media (max-width: 900px) {
  .catalog-layout {
    grid-template-columns: 1fr;
  }

  .filter-panel {
    position: static;
  }
}

/* ---------- Product Detail ---------- */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 44px;
  align-items: start;
}

.detail-media img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.detail-main {
  position: relative;
}

.detail-thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.detail-thumbs .thumb {
  width: 74px;
  height: 74px;
  padding: 0;
  border: 2px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  background: #fff;
  transition: border-color 0.2s ease;
}

.detail-thumbs .thumb.active {
  border-color: var(--blue);
}

.detail-thumbs .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  box-shadow: none;
  aspect-ratio: auto;
}

.detail-attributes {
  margin-top: 34px;
}

.detail-attributes h2 {
  margin-bottom: 14px;
}

.detail-attributes img {
  width: 100%;
  max-width: 760px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.attr-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  font-size: 14.5px;
}

.attr-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.attr-table td:first-child {
  color: var(--muted);
  width: 38%;
  font-weight: 500;
  background: var(--bg-soft);
  border-radius: 6px 0 0 6px;
}

.attr-table td:last-child {
  color: var(--navy);
  font-weight: 600;
}

.detail-media .tag {
  display: inline-block;
  margin-top: 14px;
  background: var(--bg-soft);
  color: var(--blue);
  font-weight: 700;
  font-size: 13px;
  border-radius: 20px;
  padding: 5px 13px;
}

.detail-info h1 {
  font-size: clamp(26px, 3.2vw, 36px);
  margin-bottom: 14px;
}

.detail-info .short-desc {
  font-size: 16px;
  margin-bottom: 22px;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  font-size: 14.5px;
}

.spec-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.spec-table td:first-child {
  color: var(--muted);
  width: 42%;
  font-weight: 500;
  background: var(--bg-soft);
  border-radius: 6px 0 0 6px;
}

.spec-table td:last-child {
  color: var(--navy);
  font-weight: 600;
}

.detail-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.price-note {
  font-size: 13.5px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 7px;
}

.price-note svg {
  width: 15px;
  height: 15px;
  stroke: var(--accent);
}

.detail-body {
  margin-top: 70px;
}

.detail-body h2 {
  font-size: 24px;
  margin-bottom: 16px;
}

.detail-body p {
  margin-bottom: 16px;
  max-width: 820px;
}

.highlight-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  max-width: 820px;
  margin-top: 10px;
}

.highlight-list li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 14.5px;
  color: var(--text);
}

.highlight-list svg {
  width: 18px;
  height: 18px;
  stroke: var(--success);
  flex-shrink: 0;
  margin-top: 2px;
}

@media (max-width: 900px) {
  .detail-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .highlight-list {
    grid-template-columns: 1fr;
  }
}

/* ---------- Forms ---------- */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-field.full {
  grid-column: 1 / -1;
}

.form-field label {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--navy);
}

.form-field label .req {
  color: var(--danger);
}

.form-field input,
.form-field select,
.form-field textarea {
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14.5px;
  color: var(--text);
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  width: 100%;
}

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

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(29, 111, 232, 0.12);
}

.form-field.error input,
.form-field.error select,
.form-field.error textarea {
  border-color: var(--danger);
}

.form-error-msg {
  display: none;
  color: var(--danger);
  font-size: 12.5px;
}

.form-field.error .form-error-msg {
  display: block;
}

.form-note {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 10px;
}

.form-success {
  display: none;
  background: #ecfdf3;
  border: 1px solid #b7ebc9;
  color: #126a34;
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin-top: 18px;
  font-size: 14.5px;
  font-weight: 600;
  align-items: flex-start;
  gap: 10px;
}

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

.form-success svg {
  width: 20px;
  height: 20px;
  stroke: var(--success);
  flex-shrink: 0;
}

/* ---------- Quote / Contact section ---------- */
.quote-section {
  background: var(--bg-soft);
}

.quote-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  padding: 40px;
  max-width: 860px;
  margin-inline: auto;
}

.quote-card h2 {
  font-size: 26px;
  margin-bottom: 8px;
}

.quote-card > p {
  margin-bottom: 26px;
  font-size: 15px;
}

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

  .quote-card {
    padding: 26px 20px;
  }
}

/* ---------- Contact Page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  align-items: start;
}

.contact-grid .quote-card {
  max-width: 1000px;
  padding: 56px 60px;
}

.contact-grid .quote-card h2 {
  font-size: 30px;
  margin-bottom: 10px;
}

.contact-grid .quote-card > p {
  font-size: 16.5px;
  margin-bottom: 32px;
}

.contact-grid .form-grid {
  gap: 22px;
}

.contact-grid .form-field label {
  font-size: 15px;
}

.contact-grid .form-field input,
.contact-grid .form-field select,
.contact-grid .form-field textarea {
  padding: 15px 18px;
  font-size: 16px;
  border-radius: 12px;
}

.contact-grid .form-field textarea {
  min-height: 170px;
}

.contact-grid .quote-card .btn {
  padding: 16px 38px;
  font-size: 16px;
}

@media (max-width: 600px) {
  .contact-grid .quote-card {
    padding: 30px 22px;
  }
}

/* ---------- About Page ---------- */
.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.about-story img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.about-story h2 {
  font-size: clamp(24px, 3vw, 32px);
  margin-bottom: 16px;
}

.about-story p {
  margin-bottom: 14px;
}

.about-story .btn {
  margin-top: 10px;
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.value-card {
  text-align: center;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 24px;
}

.value-card .vi {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--bg-soft);
  color: var(--blue);
  display: grid;
  place-items: center;
}

.value-card .vi svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
}

.value-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.value-card p {
  font-size: 14px;
}

.timeline {
  max-width: 760px;
  margin-inline: auto;
  position: relative;
  padding-left: 30px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: linear-gradient(var(--blue), var(--accent));
}

.timeline-item {
  position: relative;
  margin-bottom: 30px;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--blue);
}

.timeline-item .year {
  display: inline-block;
  background: var(--blue);
  color: #fff;
  font-size: 12.5px;
  font-weight: 700;
  border-radius: 20px;
  padding: 3px 12px;
  margin-bottom: 8px;
}

.timeline-item h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.timeline-item p {
  font-size: 14.5px;
}

@media (max-width: 900px) {
  .about-story {
    grid-template-columns: 1fr;
  }

  .value-grid {
    grid-template-columns: 1fr;
    max-width: 460px;
    margin-inline: auto;
  }
}

/* ---------- Reveal Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: none;
  background: var(--navy);
  color: #fff;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  display: grid;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s, background 0.2s ease;
  z-index: 90;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.back-to-top:hover {
  background: var(--blue);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

/* ---------- Logo image ---------- */
.logo-img {
  height: 46px;
  width: auto;
  max-width: 230px;
  object-fit: contain;
}

.logo-footer .logo-img {
  height: 40px;
}

@media (max-width: 600px) {
  .logo-img {
    height: 38px;
    max-width: 170px;
  }
}

/* ---------- Hero slider ---------- */
.hero-slider {
  position: relative;
  height: clamp(340px, 42vw, 560px);
  overflow: hidden;
  background: var(--navy);
}

.hero-slider .slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.hero-slider .slide.active {
  opacity: 1;
  z-index: 1;
}

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

.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: rgba(14, 59, 64, 0.28);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  backdrop-filter: blur(2px);
}

.slider-arrow:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--navy);
}

.slider-arrow.prev {
  left: 20px;
}

.slider-arrow.next {
  right: 20px;
}

.slider-arrow svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
}

.slider-cta {
  position: absolute;
  left: 44px;
  bottom: 40px;
  z-index: 4;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.slider-dots {
  position: absolute;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  gap: 8px;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, transform 0.2s ease;
}

.slider-dot.active {
  background: var(--accent);
  transform: scale(1.3);
}

@media (max-width: 720px) {
  .slider-cta {
    left: 20px;
    right: 20px;
    bottom: 48px;
  }
  .slider-cta .btn {
    padding: 10px 16px;
    font-size: 14px;
  }
  .slider-arrow {
    width: 36px;
    height: 36px;
  }
  .slider-arrow.prev {
    left: 10px;
  }
  .slider-arrow.next {
    right: 10px;
  }
}

/* ---------- Global sales ---------- */
.global-sales {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.global-sales-media img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  width: 100%;
}

.global-sales-copy .eyebrow {
  display: inline-block;
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.global-sales-copy h2 {
  font-size: clamp(24px, 3vw, 32px);
  margin-bottom: 14px;
}

.global-sales-copy > p {
  margin-bottom: 18px;
}

.check-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 12px;
  font-size: 15px;
  color: var(--text);
}

.check-list svg {
  width: 18px;
  height: 18px;
  stroke: var(--success);
  flex-shrink: 0;
  margin-top: 3px;
}

@media (max-width: 900px) {
  .global-sales {
    grid-template-columns: 1fr;
  }
}

/* ---------- Video gallery ---------- */
.video-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 26px;
}

.video-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.video-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.video-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--navy);
}

.video-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.92;
  transition: transform 0.35s ease, opacity 0.35s ease;
}

.video-card:hover .video-thumb img {
  transform: scale(1.05);
  opacity: 0.75;
}

.play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(245, 166, 35, 0.92);
  color: var(--navy);
  display: grid;
  place-items: center;
  transition: transform 0.2s ease, background 0.2s ease;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}

.play-btn svg {
  width: 28px;
  height: 28px;
}

  .video-card:hover .play-btn {
    transform: translate(-50%, -50%) scale(1.1);
    background: var(--accent);
  }

  .video-player {
    width: 100%;
    display: block;
    aspect-ratio: 16 / 9;
    background: var(--navy);
    object-fit: cover;
  }
  
  .video-meta {
    padding: 16px 20px 18px;
}

.video-meta h3 {
  font-size: 16px;
  margin-bottom: 4px;
}

.video-meta p {
  font-size: 13.5px;
}

@media (max-width: 720px) {
  .video-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Factory gallery ---------- */
.factory-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.factory-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-sm);
  aspect-ratio: 4 / 3;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.factory-grid img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

.factory-grid .factory-wide {
  grid-column: 1 / -1;
  aspect-ratio: 21 / 9;
}

@media (max-width: 800px) {
  .factory-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .factory-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Certificates ---------- */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.cert-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.cert-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.cert-card img {
  width: 100%;
  border-radius: var(--radius-sm);
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.cert-card figcaption {
  margin-top: 10px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--navy);
}

@media (max-width: 900px) {
  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .cert-grid {
    gap: 12px;
  }
}

/* ---------- Social links ---------- */
.social-links {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.social-links a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.8);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.social-links a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--navy);
}

.social-links svg {
  width: 17px;
  height: 17px;
  stroke: currentColor;
}

/* ---------- Language switcher ---------- */
.lang-switch {
  position: relative;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--navy);
  border-radius: 20px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  line-height: 1.4;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.lang-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--bg-soft);
}

.lang-globe {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  flex-shrink: 0;
}

.lang-caret {
  width: 11px;
  height: 11px;
  stroke: currentColor;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.lang-switch.open .lang-caret {
  transform: rotate(180deg);
}

.lang-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow-md);
  padding: 6px;
  min-width: 175px;
  display: none;
  z-index: 300;
}

.lang-switch.open .lang-menu {
  display: block;
}

.lang-menu button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 8px 12px;
  border: none;
  background: none;
  border-radius: 7px;
  font-size: 13.5px;
  color: var(--text);
  cursor: pointer;
  font-family: inherit;
}

.lang-menu button:hover {
  background: var(--bg-soft);
  color: var(--blue);
}

.lang-menu button.active {
  color: var(--blue);
  font-weight: 700;
  background: var(--bg-soft);
}

/* ---------- Products page redesign (catalog style) ---------- */
.series-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.series-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 22px;
  position: relative;
  overflow: hidden;
  display: block;
  color: var(--text);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.series-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(29, 111, 232, 0.4);
  color: var(--text);
}

.series-num {
  position: absolute;
  top: 14px;
  right: 18px;
  font-size: 30px;
  font-weight: 800;
  color: rgba(11, 31, 58, 0.09);
  line-height: 1;
}

.series-icon {
  width: 50px;
  height: 50px;
  border-radius: 13px;
  background: var(--bg-soft);
  display: grid;
  place-items: center;
  color: var(--blue);
  margin-bottom: 14px;
  transition: background 0.24s ease, color 0.24s ease;
}

.series-icon svg {
  width: 26px;
  height: 26px;
  stroke: currentColor;
}

.series-card:hover .series-icon {
  background: var(--blue);
  color: #fff;
}

.series-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
  padding-right: 34px;
}

.series-card p {
  font-size: 14px;
  margin-bottom: 14px;
}

.series-more {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.series-more svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  transition: transform 0.22s ease;
}

.series-card:hover .series-more svg {
  transform: translateX(4px);
}

/* Filter search inside catalog toolbar */
.catalog-toolbar .filter-search {
  width: 100%;
  max-width: 420px;
  margin-bottom: 0;
}

/* Product card model badge */
.product-card .model {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(14, 159, 151, 0.92);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 5px 10px;
  border-radius: 20px;
  backdrop-filter: blur(3px);
}

/* Clickable product photo */
.product-card .thumb-link {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
}

.product-card .thumb-link img {
  pointer-events: none;
}

@media (max-width: 900px) {
  .series-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

/* ============================================================
   Premium polish — 2026.08
   Same-selector rules below intentionally upgrade the base look:
   deeper palette, gradients, glassy header, refined shadows.
   ============================================================ */

:root {
  --navy: #0b2f3a;
  --navy-2: #10404f;
  --navy-3: #15576b;
  --blue: #0e9f97;
  --blue-2: #14b8ad;
  --accent: #f2a83b;
  --accent-2: #ffc45e;
  --border: #e4eaf1;
  --shadow-md: 0 10px 30px rgba(11, 47, 58, 0.12);
  --shadow-lg: 0 24px 56px rgba(11, 47, 58, 0.18);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-hover: 0 18px 46px rgba(11, 47, 58, 0.17);
  --grad-brand: linear-gradient(135deg, #0e9f97 0%, #14b8ad 100%);
  --grad-accent: linear-gradient(135deg, #ffc45e 0%, #f2a83b 100%);
  --grad-navy: linear-gradient(135deg, #0b2f3a 0%, #15576b 100%);
}

html {
  scroll-behavior: smooth;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: rgba(14, 159, 151, 0.22);
}

h1,
h2,
h3 {
  text-wrap: balance;
}

/* ---------- Header: glassy when scrolled ---------- */
.site-header {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.9);
  border-color: rgba(228, 234, 241, 0.75);
  box-shadow: 0 12px 32px rgba(11, 47, 58, 0.1);
}

.main-nav a {
  font-weight: 600;
}

/* ---------- Buttons: gradient + refined hover ---------- */
.btn {
  border-radius: 10px;
}

.btn-primary {
  background: var(--grad-brand);
  box-shadow: 0 10px 24px rgba(14, 159, 151, 0.3);
}

.btn-primary:hover {
  background: var(--grad-brand);
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(14, 159, 151, 0.4);
}

.btn-accent {
  background: var(--grad-accent);
  box-shadow: 0 10px 24px rgba(242, 168, 59, 0.32);
}

.btn-accent:hover {
  background: var(--grad-accent);
  color: var(--navy);
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(242, 168, 59, 0.42);
}

.btn:focus-visible,
.slider-arrow:focus-visible,
.slider-dot:focus-visible,
.cat-card:focus-visible,
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

/* ---------- Hero slider ---------- */
.hero-slider {
  height: clamp(400px, 46vw, 640px);
}

.slider-cta {
  bottom: 44px;
}

.slider-cta .btn {
  box-shadow: 0 14px 30px rgba(7, 28, 37, 0.35);
}

.slider-dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  transition: width 0.25s ease, background 0.25s ease, transform 0.25s ease;
}

.slider-dot.active {
  width: 28px;
  border-radius: 999px;
  background: var(--accent-2);
  transform: none;
}

@media (max-width: 720px) {
  .slider-cta {
    bottom: 54px;
  }
}

/* ---------- Section headings ---------- */
.section-head .eyebrow {
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(14, 159, 151, 0.09);
  color: var(--blue);
  letter-spacing: 0.14em;
  margin-bottom: 14px;
}

.section-head h2 {
  letter-spacing: -0.015em;
}

.section-alt {
  background: linear-gradient(180deg, #f7fafc 0%, #eef4f8 100%);
}

/* ---------- Cards: softer corners + deeper hover ---------- */
.cat-card,
.product-card,
.feature-card,
.step-card,
.series-card {
  position: relative;
  border-color: rgba(228, 234, 241, 0.95);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.cat-card::before,
.feature-card::before,
.product-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.32s ease;
  z-index: 2;
}

.cat-card:hover,
.product-card:hover,
.feature-card:hover,
.step-card:hover,
.series-card:hover {
  transform: translateY(-7px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(14, 159, 151, 0.35);
}

.cat-card:hover::before,
.feature-card:hover::before,
.product-card:hover::before {
  transform: scaleX(1);
}

/* Category cards */
.cat-icon {
  background: linear-gradient(135deg, rgba(14, 159, 151, 0.12), rgba(14, 159, 151, 0.04));
  border: 1px solid rgba(14, 159, 151, 0.14);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.cat-card:hover .cat-icon {
  background: var(--grad-brand);
  box-shadow: 0 12px 24px rgba(14, 159, 151, 0.35);
  transform: scale(1.05);
}

/* Product cards */
.product-card .thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(7, 28, 37, 0.5));
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.product-card:hover .thumb::after {
  opacity: 1;
}

.product-card .tag {
  background: rgba(255, 255, 255, 0.94);
  color: var(--navy);
  box-shadow: 0 8px 18px rgba(7, 28, 37, 0.18);
}

.product-card .meta span {
  background: #fff;
  border: 1px solid var(--border);
}

.product-card.clean .body {
  gap: 14px;
}

.product-card.clean .body h3 {
  flex: 1;
  display: flex;
  align-items: center;
}

/* Feature cards */
.feature-card .fi {
  box-shadow: 0 10px 22px rgba(11, 47, 58, 0.14);
  transition: transform 0.25s ease;
}

.feature-card:hover .fi {
  transform: scale(1.06) rotate(-3deg);
}

/* Process steps */
.step-num {
  background: var(--grad-brand);
  border: none;
  color: #fff;
  box-shadow: 0 10px 22px rgba(14, 159, 151, 0.32);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.step-card:hover .step-num {
  transform: scale(1.1);
  box-shadow: 0 14px 28px rgba(14, 159, 151, 0.4);
}

/* ---------- Stats ---------- */
.stats-grid {
  border: 1px solid rgba(228, 234, 241, 0.8);
  box-shadow: 0 26px 64px rgba(11, 47, 58, 0.14);
}

.stat .num span {
  color: var(--blue);
}

@supports (-webkit-background-clip: text) or (background-clip: text) {
  .stat .num span {
    background: linear-gradient(135deg, #0e9f97, #15576b);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
  }
}

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  background: linear-gradient(160deg, #082933 0%, #0b2f3a 45%, #123f4e 100%);
  padding-top: 72px;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--accent));
}

.footer-contact a,
.footer-links a {
  transition: color 0.2s ease;
}

.social-links a {
  transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
}

.social-links a:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 22px rgba(0, 0, 0, 0.28);
}

.newsletter-form input:focus {
  box-shadow: 0 0 0 3px rgba(242, 168, 59, 0.28);
}

/* ---------- Reveal animation: slightly smoother ---------- */
.reveal {
  transition: opacity 0.7s ease, transform 0.7s ease;
}

/* ---------- News cards ---------- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.news-card {
  position: relative;
  background: #fff;
  border: 1px solid rgba(228, 234, 241, 0.95);
  border-radius: var(--radius);
  padding: 28px 30px;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.news-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.32s ease;
}

.news-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(14, 159, 151, 0.35);
}

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

.news-date {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--blue);
  background: rgba(14, 159, 151, 0.08);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 12px;
}

.news-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
  line-height: 1.4;
}

.news-card p {
  font-size: 14px;
}

@media (max-width: 720px) {
  .news-grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- About section: photo slider + intro + stats ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  align-items: center;
}

.about-media {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3;
  background: var(--bg-soft);
}

.about-slider {
  position: absolute;
  inset: 0;
}

.about-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.7s ease;
}

.about-slide.active {
  opacity: 1;
}

.about-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: rgba(11, 47, 58, 0.35);
  color: #fff;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.about-arrow:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--navy);
}

.about-arrow.prev {
  left: 14px;
}

.about-arrow.next {
  right: 14px;
}

.about-arrow svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
}

.about-dots {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 14px;
  z-index: 3;
  display: flex;
  gap: 7px;
}

.about-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  border: none;
  background: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  padding: 0;
  transition: width 0.25s ease, background 0.25s ease;
}

.about-dot.active {
  width: 22px;
  background: var(--accent-2);
}

.about-copy .section-head {
  margin-bottom: 0;
}

.about-grid + .stats-grid {
  margin-top: 48px;
}

@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }
}

/* ---------- Product categories image tiles (bento) ---------- */
.cat-bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 205px;
  gap: 22px;
}

.cat-tile {
  position: relative;
  display: block;
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.cat-tile.big {
  grid-row: span 2;
}

.cat-tile img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s ease;
}

.cat-tile:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.cat-tile:hover img {
  transform: scale(1.06);
}

.cat-tile-name {
  position: absolute;
  left: 12px;
  bottom: 12px;
  z-index: 2;
  display: inline-block;
  max-width: calc(100% - 24px);
  background: rgba(7, 28, 37, 0.68);
  border-radius: 999px;
  padding: 6px 12px;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.3;
}

@media (max-width: 1000px) {
  .cat-bento {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 200px;
  }

  .cat-tile.big {
    grid-column: span 2;
    grid-row: span 1;
  }
}

@media (max-width: 560px) {
  .cat-bento {
    grid-template-columns: 1fr;
    grid-auto-rows: 220px;
  }

  .cat-tile.big {
    grid-column: span 1;
  }
}

/* ============================================================
   UI polish 2026.08.14 - accessibility & touch targets
   (contrast AA + mobile tap areas; removable as one block)
   ============================================================ */
:root {
  /* Darker brand teal: keeps hue, reaches WCAG AA for white text and
     for teal-on-white small text (~4.8:1 vs ~3:1 before). */
  --blue: #0b7f79;
  --grad-brand: linear-gradient(135deg, #0b7f79 0%, #0a6e68 100%);
}

/* Model badge on product photos: white 12px text needs >=4.5:1 */
.product-card .model {
  background: rgba(11, 127, 121, 0.95);
}

/* "Image coming soon" placeholder text: too faint to read */
.product-card .thumb-empty,
.detail-img-empty {
  color: #55677a;
}

.product-card .thumb-empty svg,
.detail-img-empty svg {
  opacity: 0.75;
}

/* Language switch: enlarge touch target */
.lang-btn {
  min-height: 40px;
}

/* Product series filter buttons: taller touch target */
.filter-list button {
  padding: 12px 12px;
}

/* Footer links: bigger hit area without changing the visual rhythm */
.footer-links a {
  display: inline-block;
  padding: 8px 0;
  margin: -8px 0;
}

/* Product card titles: bigger hit area on touch screens */
@media (max-width: 820px) {
  .product-card h3 a {
    display: inline-block;
    padding: 8px 0;
    margin: -8px 0;
  }
}