/* SMILE Group — design tokens */
:root {
  --color-bg: #ffffff;
  --color-text: #1a1a1a;
  --color-muted: #6b6b6b;
  --color-nav: #8a8a8a;
  --color-border: #e8e8e8;
  --color-accent: #f26522;
  --color-accent-dark: #d95415;
  --color-surface: #f7f7f7;
  --color-env: #1a7a4c;
  --color-env-light: #e8f5ee;
  --color-env-mid: #3d9e6a;
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --container: 1120px;
  --header-h: 72px;
  --radius: 4px;
  --transition: 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  line-height: 0;
}

.logo__img {
  display: block;
  height: 2.25rem;
  width: auto;
  max-width: min(160px, 42vw);
  object-fit: contain;
}

.logo__img--white {
  filter: brightness(0) invert(1);
}

.site-nav {
  display: flex;
  gap: 1.75rem;
  margin-left: auto;
}

.site-nav a {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-nav);
  transition: color var(--transition);
}

.site-nav a:hover {
  color: var(--color-text);
}

.lang-switch {
  position: relative;
  flex-shrink: 0;
}

/* Invisible hit area between pill and menu (parent box is only trigger height) */
.lang-switch::before {
  content: "";
  position: absolute;
  top: 100%;
  right: 0;
  width: max(100%, 7rem);
  height: 0.5rem;
}

.lang-switch__trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.9rem;
  font-family: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #fff;
  background: var(--color-accent);
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px rgba(242, 101, 34, 0.35);
}

.lang-switch__trigger:hover,
.lang-switch:focus-within .lang-switch__trigger,
.lang-switch.is-open .lang-switch__trigger {
  background: var(--color-accent-dark);
}

.lang-switch__chevron {
  width: 10px;
  height: 10px;
  opacity: 0.9;
  transition: transform var(--transition);
}

.lang-switch:hover .lang-switch__chevron,
.lang-switch:focus-within .lang-switch__chevron,
.lang-switch.is-open .lang-switch__chevron {
  transform: rotate(180deg);
}

.lang-switch__menu {
  position: absolute;
  top: calc(100% + 0.25rem);
  right: 0;
  z-index: 110;
  min-width: 7rem;
  margin: 0;
  padding: 0.35rem;
  list-style: none;
  background: #fff;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0.2s ease;
  pointer-events: none;
}

.lang-switch__menu::before {
  content: "";
  position: absolute;
  left: -0.25rem;
  right: -0.25rem;
  bottom: 100%;
  height: 0.5rem;
}

.lang-switch:hover .lang-switch__menu,
.lang-switch:focus-within .lang-switch__menu,
.lang-switch.is-open .lang-switch__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.lang-switch__menu li {
  margin: 0;
}

.lang-switch__menu .lang {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-family: inherit;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-align: left;
  color: var(--color-muted);
  background: none;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.lang-switch__menu .lang:hover {
  background: #fff5ef;
  color: var(--color-accent);
}

.lang-switch__menu .lang.active {
  background: #fff0e6;
  color: var(--color-accent-dark);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  margin-left: auto;
  padding: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--transition), opacity var(--transition);
}

/* Hero — overlapping headline + atmospheric fog */
.hero {
  padding: 2rem 0 3rem;
  background: linear-gradient(180deg, #fafafa 0%, var(--color-bg) 12rem);
}

.hero-overlap {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 58%) minmax(0, 1fr);
  align-items: start;
  gap: 0;
  min-height: 420px;
}

.hero-media {
  grid-column: 1;
  grid-row: 1;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  isolation: isolate;
  box-shadow: 0 24px 48px -24px rgba(0, 0, 0, 0.12);
  opacity: 0;
  transform: translateY(20px);
  animation: hero-media-enter 1s cubic-bezier(0.22, 1, 0.36, 1) 0.1s forwards;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 10;
  display: block;
  transform: scale(1.06);
  animation: hero-image-kenburns 18s ease-in-out 1.1s infinite alternate;
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  animation: hero-fog-fade-in 1.4s ease 0.5s forwards;
}

/* Soft white fog — lifts and lightens the scene */
.hero-fog {
  position: absolute;
  inset: 0;
}

.hero-fog--lift {
  background:
    linear-gradient(105deg, transparent 0%, rgba(255, 255, 255, 0.22) 42%, rgba(255, 255, 255, 0.62) 68%, rgba(255, 255, 255, 0.82) 88%),
    linear-gradient(0deg, rgba(255, 255, 255, 0.25) 0%, transparent 38%),
    radial-gradient(ellipse 80% 60% at 18% 85%, rgba(255, 255, 255, 0.48) 0%, transparent 65%);
}

.hero-fog--drift {
  background:
    radial-gradient(ellipse 55% 45% at 72% 28%, rgba(255, 255, 255, 0.325) 0%, transparent 60%),
    radial-gradient(ellipse 40% 35% at 35% 55%, rgba(255, 255, 255, 0.18) 0%, transparent 62%);
  opacity: 0.72;
  animation: hero-mist-drift 14s ease-in-out infinite alternate;
}

.hero-fog--veil {
  background: linear-gradient(90deg, transparent 52%, rgba(255, 255, 255, 0.16) 72%, rgba(255, 255, 255, 0.42) 100%);
  mix-blend-mode: screen;
}

@keyframes hero-mist-drift {
  0% {
    opacity: 0.75;
    transform: translateX(0) scale(1);
  }
  100% {
    opacity: 1;
    transform: translateX(1.5%) scale(1.02);
  }
}

@keyframes hero-media-enter {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-image-kenburns {
  from {
    transform: scale(1.04);
  }
  to {
    transform: scale(1.1);
  }
}

@keyframes hero-fade-up {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes hero-fog-fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-fog--drift {
    animation: none;
  }

  .hero-media,
  .hero-media img,
  .hero h1 span,
  .hero .lead,
  .hero-actions,
  .hero-atmosphere {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

/* Soft depth shapes — blur on ::before inside clip (avoids clip-path + filter artifacts) */
.hero-silhouettes {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-silhouette {
  position: absolute;
  bottom: 0;
  overflow: hidden;
  opacity: 0.5;
}

.hero-silhouette::before {
  content: "";
  position: absolute;
  left: -25%;
  right: -25%;
  top: -15%;
  bottom: -25%;
  background: radial-gradient(
    ellipse 70% 85% at 50% 100%,
    rgba(210, 218, 228, 0.55) 0%,
    rgba(190, 200, 212, 0.25) 45%,
    transparent 72%
  );
  filter: blur(18px);
}

.hero-silhouette--1 {
  left: 8%;
  width: 14%;
  height: 52%;
  clip-path: polygon(30% 0%, 70% 0%, 85% 35%, 75% 100%, 25% 100%, 15% 35%);
}

.hero-silhouette--2 {
  left: 22%;
  width: 16%;
  height: 58%;
  clip-path: polygon(35% 0%, 65% 0%, 80% 30%, 70% 100%, 30% 100%, 20% 30%);
  opacity: 0.55;
}

.hero-silhouette--3 {
  left: 36%;
  width: 12%;
  height: 48%;
  clip-path: polygon(32% 0%, 68% 0%, 82% 38%, 72% 100%, 28% 100%, 18% 38%);
  opacity: 0.4;
}

.hero-copy {
  grid-column: 1 / -1;
  grid-row: 1;
  align-self: center;
  padding-left: 48%;
  padding-top: 2rem;
  z-index: 2;
}

.hero h1 {
  font-size: clamp(2.5rem, 5.5vw, 4rem);
  font-weight: 700;
  line-height: 1.05;
  margin: 0 0 1.5rem;
  letter-spacing: -0.03em;
  max-width: 14ch;
  text-shadow: 0 0 40px rgba(255, 255, 255, 0.9);
}

.hero h1 span {
  display: block;
  opacity: 0;
  animation: hero-fade-up 0.85s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.hero h1 span:first-child {
  animation-delay: 0.45s;
}

.hero h1 span:last-child {
  animation-delay: 0.62s;
}

.hero .lead {
  font-size: 1.05rem;
  color: #4a4a4a;
  margin: 0 0 2rem;
  max-width: 32rem;
  text-shadow: 0 0 24px rgba(255, 255, 255, 0.85);
  opacity: 0;
  animation: hero-fade-up 0.85s cubic-bezier(0.22, 1, 0.36, 1) 0.78s forwards;
}

.lead {
  font-size: 1.05rem;
  color: var(--color-muted);
  margin: 0 0 2rem;
  max-width: 32rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  opacity: 0;
  animation: hero-fade-up 0.85s cubic-bezier(0.22, 1, 0.36, 1) 0.95s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.85rem 1.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

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

.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}

.btn-outline:hover {
  background: var(--color-text);
  color: #fff;
}

/* Features / key stats */
.features {
  padding: 0 0 4rem;
  margin-top: -2rem;
  position: relative;
  z-index: 3;
}

.features-grid {
  list-style: none;
  margin: 0;
  padding: 2.5rem 2rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 12px 40px -16px rgba(0, 0, 0, 0.08);
}

.feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin: 0;
  padding: 0;
}

.feature-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}

.feature-icon svg {
  width: 48px;
  height: 48px;
  display: block;
}

.feature-value {
  margin: 0 0 0.35rem;
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-accent);
  letter-spacing: -0.02em;
}

.feature-label {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--color-muted);
  line-height: 1.4;
  max-width: 12rem;
}

/* Value strip */
.value-strip {
  background: var(--color-surface);
  padding: 5rem 0;
}

.value-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  align-items: start;
}

.value-intro h2 {
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -0.03em;
  color: #5a554e;
}

.value-heading__accent {
  color: var(--color-accent);
}

.value-intro p {
  color: var(--color-muted);
  margin: 0;
  max-width: 28rem;
}

.value-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

.value-cards li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem 1rem;
  padding: 1.25rem;
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.value-icon {
  grid-row: span 2;
  display: flex;
  align-items: flex-start;
  color: var(--color-accent);
}

.value-icon svg {
  width: 28px;
  height: 28px;
}

.value-cards h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.value-cards p {
  margin: 0;
  grid-column: 2;
  font-size: 0.9rem;
  color: var(--color-muted);
}

/* Services */
.services {
  padding: 5rem 0;
}

.section-header {
  margin-bottom: 3rem;
}

.section-header--center {
  text-align: center;
  max-width: 40rem;
  margin-inline: auto;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin: 0 0 0.5rem;
}

.section-header p,
.philosophy {
  color: var(--color-muted);
  margin: 0;
}

.service-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.service-card {
  padding: 2rem 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  border-color: #ccc;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.service-card--featured {
  position: relative;
  border-color: var(--color-accent);
  background: linear-gradient(180deg, #fff8f5 0%, #fff 40%);
  box-shadow: 0 12px 40px -16px rgba(242, 101, 34, 0.22);
}

.service-card__badge {
  display: inline-block;
  margin-bottom: 1rem;
  padding: 0.35rem 0.65rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  background: var(--color-accent);
  border-radius: 3px;
}

.service-card__highlight {
  margin: 0 0 0.65rem;
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--color-accent-dark);
}

.service-visual {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
}

.service-visual svg {
  width: 100px;
  height: auto;
}

.service-svg--rsc {
  width: 72px;
}

.service-svg--cnc {
  width: 108px;
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 0.75rem;
}

.service-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.65;
}

.service-card--featured p:last-of-type {
  margin: 0;
}

.service-card__tests {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0.75rem 0 0;
  padding: 0;
  list-style: none;
}

.service-card__tests li {
  padding: 0.25rem 0.5rem;
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--color-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 3px;
}

/* Manufacturing */
.manufacturing {
  padding: 4rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.mfg-grid {
  display: grid;
  grid-template-columns: 1.2fr auto;
  gap: 3rem;
  align-items: center;
}

.mfg-copy h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
}

.mfg-copy p {
  color: var(--color-muted);
  margin: 0;
  max-width: 36rem;
}

.mfg-stat {
  text-align: right;
  margin: 0;
}

.mfg-stat-value {
  display: block;
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
  letter-spacing: -0.03em;
}

.mfg-stat-unit {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-muted);
}

.mfg-stat figcaption {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-muted);
  max-width: 12rem;
  margin-left: auto;
}

/* About / stats */
.about {
  padding: 5rem 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem 3rem;
  margin: 0 0 3rem;
  padding: 0 0 3rem;
  border-bottom: 1px solid var(--color-border);
}

.stat {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 1rem;
  align-items: center;
}

.stat dt {
  display: contents;
}

.stat-icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
  grid-row: span 2;
}

.stat dt span {
  font-size: 0.85rem;
  color: var(--color-muted);
  align-self: end;
}

.stat dd {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 700;
  grid-column: 2;
}

.about-body {
  max-width: 42rem;
  margin-inline: auto;
}

.about-body p {
  color: var(--color-muted);
  margin: 0 0 1rem;
}

.about-body p:last-child {
  margin-bottom: 0;
}

/* Certifications */
.credibility {
  padding: 5rem 0;
}

.credibility--certs {
  --glass-gold: rgba(255, 228, 180, 0.22);
  --glass-border: rgba(255, 255, 255, 0.42);
  --glass-halo: rgba(255, 210, 150, 0.28);
  --certs-text: #2c2618;
  --certs-text-muted: #5c5348;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 4.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

/* Background layers — add images to assets/certs/{id}.jpg */
.certs-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.certs-bg__layer {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.85s cubic-bezier(0.4, 0, 0.2, 1);
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
}

.certs-bg__layer.is-active {
  opacity: 1;
  transform: scale(1);
  transition:
    opacity 0.85s cubic-bezier(0.4, 0, 0.2, 1),
    transform 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.certs-bg__layer--default {
  background:
    radial-gradient(ellipse 90% 70% at 50% -10%, rgba(255, 235, 200, 0.5), transparent 55%),
    radial-gradient(ellipse 70% 60% at 100% 80%, rgba(255, 220, 170, 0.2), transparent 50%),
    linear-gradient(168deg, #ebe6de 0%, #ddd6cc 45%, #d0c8bc 100%);
}

.certs-bg__layer[data-cert="fsc"] {
  background-color: #3a5240;
  background-image: url("../assets/certs/fsc.jpg");
}
.certs-bg__layer[data-cert="gmp"] {
  background-color: #4a4e5c;
  background-image: url("../assets/certs/gmp.jpg");
}
.certs-bg__layer[data-cert="iso27001"] {
  background-color: #3d4558;
  background-image: url("../assets/certs/iso27001.jpg");
}
.certs-bg__layer[data-cert="iso14001"] {
  background-color: #3a5248;
  background-image: url("../assets/certs/iso14001.jpg");
}
.certs-bg__layer[data-cert="iso9001"] {
  background-color: #4a4438;
  background-image: url("../assets/certs/iso9001.jpg");
}
.certs-bg__layer[data-cert="gmi"] {
  background-color: #524840;
  background-image: url("../assets/certs/gmi.jpg");
}
.certs-bg__layer[data-cert="smeta"] {
  background-color: #4e4440;
  background-image: url("../assets/certs/smeta.jpg");
}

.certs-bg__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(248, 245, 240, 0.78);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  transition: background 0.7s ease;
}

.credibility--certs[data-active-cert]:not([data-active-cert="default"]) .certs-bg__scrim {
  background: rgba(22, 20, 18, 0.52);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.credibility--certs[data-active-cert]:not([data-active-cert="default"]) .credibility-header h2,
.credibility--certs[data-active-cert]:not([data-active-cert="default"]) .credibility-header p {
  color: #f8f6f2;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.35);
}

.credibility--certs-inner {
  position: relative;
  z-index: 2;
  max-width: 40rem;
  margin-inline: auto;
  text-align: center;
}

.credibility-header {
  margin-bottom: 2rem;
}

.credibility-header h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.35;
  margin: 0 0 1rem;
}

.credibility--certs .credibility-header h2 {
  color: var(--certs-text);
  transition: color 0.6s ease, text-shadow 0.6s ease;
}

.credibility-header p {
  color: var(--color-muted);
  margin: 0 auto;
  max-width: 36rem;
  font-size: 0.95rem;
  line-height: 1.6;
}

.credibility--certs .credibility-header p {
  color: var(--certs-text-muted);
  transition: color 0.6s ease, text-shadow 0.6s ease;
}

.badge-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.badge-grid--certs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  max-width: 38rem;
  margin-inline: auto;
}

.badge-grid--certs .badge-tile--cert {
  width: 7rem;
  height: 4.5rem;
  aspect-ratio: unset;
  font-size: 0.7rem;
  padding: 0.4rem;
  flex-shrink: 0;
  cursor: pointer;
  opacity: 0;
  transform: translateY(14px) scale(0.92);
  transition:
    opacity 0.55s ease,
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.45s ease,
    border-color 0.45s ease,
    background 0.45s ease;
}

.badge-grid--certs .badge-tile--cert.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.badge-grid--certs .badge-tile--cert.is-visible:hover,
.badge-grid--certs .badge-tile--cert.is-visible:focus-visible {
  transform: translateY(-4px) scale(1.05);
}

@media (prefers-reduced-motion: reduce) {
  .badge-grid--certs .badge-tile--cert {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .badge-grid--certs .badge-tile--cert.is-visible:hover,
  .badge-grid--certs .badge-tile--cert.is-visible:focus-visible {
    transform: none;
  }

  .certs-bg__layer {
    transition: opacity 0.3s ease;
  }
}

/* Vision OS–style gold glass cards */
.badge-tile {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  border-radius: var(--radius);
  margin: 0;
  padding: 0.5rem;
}
.badge-tile--cert {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  border-radius: 14px;
  border: 1px solid var(--glass-border);
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.38) 0%,
    rgba(255, 248, 235, 0.18) 45%,
    rgba(255, 230, 190, 0.12) 100%
  );
  backdrop-filter: blur(22px) saturate(165%);
  -webkit-backdrop-filter: blur(22px) saturate(165%);
  color: var(--certs-text, #2c2618);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1.2;
  outline: none;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.25) inset,
    0 1px 0 rgba(255, 255, 255, 0.55) inset,
    0 8px 28px rgba(0, 0, 0, 0.06),
    0 0 40px var(--glass-halo);
}

.badge-tile--cert::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    ellipse 120% 90% at 50% -20%,
    rgba(255, 255, 255, 0.55) 0%,
    transparent 55%
  );
  pointer-events: none;
  z-index: 0;
}

.badge-tile--cert::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow:
    inset 0 0 20px rgba(255, 220, 160, 0.08),
    inset 0 -8px 16px rgba(180, 140, 80, 0.06);
  pointer-events: none;
  z-index: 0;
}

.badge-tile--cert:hover,
.badge-tile--cert:focus-visible,
.badge-tile--cert.is-active {
  border-color: rgba(255, 255, 255, 0.72);
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.52) 0%,
    rgba(255, 245, 225, 0.28) 50%,
    rgba(255, 235, 200, 0.2) 100%
  );
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.4) inset,
    0 1px 0 rgba(255, 255, 255, 0.7) inset,
    0 0 0 1px rgba(255, 220, 160, 0.35),
    0 12px 36px rgba(0, 0, 0, 0.1),
    0 0 56px rgba(255, 210, 150, 0.45),
    0 0 100px rgba(255, 200, 130, 0.2);
}

.badge-tile--cert span {
  position: relative;
  z-index: 1;
  display: block;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.5);
}

.credibility--certs[data-active-cert]:not([data-active-cert="default"]) .badge-tile--cert span {
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.4);
  color: #fff;
}

.credibility--certs[data-active-cert]:not([data-active-cert="default"]) .badge-tile--cert:not(.is-active) {
  opacity: 0.65;
}

.credibility--certs[data-active-cert]:not([data-active-cert="default"]) .badge-tile--cert.is-active {
  opacity: 1;
}

/* Environment */
.environment {
  padding: 5rem 0;
  background: linear-gradient(165deg, var(--color-env-light) 0%, var(--color-bg) 55%);
  border-top: 1px solid #dceee4;
}

.environment-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.environment-copy h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.35;
  margin: 0 0 1.25rem;
}

.environment-copy > p {
  color: var(--color-muted);
  margin: 0 0 1.75rem;
}

.solar-highlight {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  background: #fff;
  border: 1px solid #c5e6d4;
  border-left: 4px solid var(--color-env);
  border-radius: var(--radius);
  box-shadow: 0 8px 28px -12px rgba(26, 122, 76, 0.25);
}

.solar-highlight__icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  color: var(--color-env);
}

.solar-highlight__icon svg {
  width: 100%;
  height: 100%;
}

.solar-highlight__label {
  margin: 0 0 0.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-env);
}

.solar-highlight__value {
  margin: 0;
  line-height: 1;
  font-weight: 700;
  color: var(--color-text);
}

.solar-highlight__value > span:first-child {
  font-size: clamp(2.5rem, 5vw, 3.25rem);
  letter-spacing: -0.03em;
  color: var(--color-env);
}

.solar-highlight__unit {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-muted);
  margin-left: 0.15rem;
}

.solar-highlight__desc {
  margin: 0.5rem 0 0;
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.5;
}

.environment-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.environment-points li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.88rem;
  color: var(--color-muted);
}

.environment-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-env-mid);
}

.environment-chart-wrap {
  padding: 1.75rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: 0 12px 32px -16px rgba(0, 0, 0, 0.1);
}

.environment-chart__title {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.environment-chart__subtitle {
  margin: 0 0 1.5rem;
  font-size: 0.8rem;
  color: var(--color-muted);
}

.carbon-chart {
  margin: 0;
}

.carbon-chart__plot {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem;
  align-items: end;
}

.carbon-chart__y-label {
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-env);
  padding-bottom: 1.75rem;
  text-align: center;
}

.carbon-chart__bars {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.5rem;
  height: 220px;
  padding: 0 0.25rem 0;
  border-bottom: 2px solid #e0e0e0;
  background: linear-gradient(180deg, transparent 0%, transparent 24%, rgba(26, 122, 76, 0.04) 24%, rgba(26, 122, 76, 0.04) 49%, transparent 49%, transparent 74%, rgba(26, 122, 76, 0.04) 74%);
  background-size: 100% 100%;
}

.carbon-chart__col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
  gap: 0.5rem;
  min-width: 0;
}

.carbon-chart__bar {
  width: 100%;
  max-width: 44px;
  height: var(--bar-height);
  min-height: 12px;
  border-radius: 3px 3px 0 0;
  background: linear-gradient(180deg, var(--color-env-mid) 0%, var(--color-env) 100%);
  opacity: 0.85;
  transform-origin: bottom center;
  animation: bar-grow 1s ease-out backwards;
}

.carbon-chart__col:nth-child(1) .carbon-chart__bar { animation-delay: 0.05s; }
.carbon-chart__col:nth-child(2) .carbon-chart__bar { animation-delay: 0.12s; }
.carbon-chart__col:nth-child(3) .carbon-chart__bar { animation-delay: 0.19s; }
.carbon-chart__col:nth-child(4) .carbon-chart__bar { animation-delay: 0.26s; }
.carbon-chart__col:nth-child(5) .carbon-chart__bar { animation-delay: 0.33s; }
.carbon-chart__col:nth-child(6) .carbon-chart__bar { animation-delay: 0.4s; }

.carbon-chart__bar--current {
  opacity: 1;
  box-shadow: 0 -4px 16px rgba(26, 122, 76, 0.35);
}

.carbon-chart__year {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-muted);
  flex-shrink: 0;
}

.carbon-chart__caption {
  margin: 1rem 0 0;
  font-size: 0.72rem;
  color: var(--color-nav);
  text-align: center;
  font-style: italic;
}

@keyframes bar-grow {
  from {
    transform: scaleY(0);
    opacity: 0;
  }
  to {
    transform: scaleY(1);
    opacity: 0.85;
  }
}

@media (prefers-reduced-motion: reduce) {
  .carbon-chart__bar {
    animation: none;
  }
}

/* Footer */
.site-footer {
  padding: 0;
  border-top: none;
  background: #d95415;
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, 1fr);
  gap: 2.5rem 2rem;
  padding: 3.5rem 0 2.5rem;
  align-items: start;
}

.footer-brand .logo--footer {
  margin-bottom: 1rem;
}

.footer-brand .logo__img {
  height: 2.5rem;
}

.footer-tagline {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.88);
  margin: 0 0 1.5rem;
  line-height: 1.55;
  max-width: 18rem;
}

.footer-inquiry {
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}

.footer-inquiry__label {
  margin: 0 0 0.35rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
}

.footer-inquiry__email {
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  transition: opacity var(--transition);
}

.footer-inquiry__email:hover {
  opacity: 0.85;
}

.footer-location__heading {
  margin: 0 0 0.75rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.8);
}

.footer-location__heading--company {
  font-size: 0.88rem;
  letter-spacing: 0;
  text-transform: none;
  color: #fff;
  line-height: 1.35;
}

.footer-location__company {
  margin: 0 0 0.5rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.35;
}

.footer-location__address {
  margin: 0 0 0.65rem;
  font-style: normal;
  font-size: 0.82rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.88);
}

.footer-location__phone {
  font-size: 0.88rem;
  font-weight: 500;
  color: #fff;
  transition: opacity var(--transition);
}

.footer-location__phone:hover {
  opacity: 0.85;
}

.footer-location__note {
  margin: 0.5rem 0 0;
  font-size: 0.65rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.58);
}

.footer-location__note a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--transition);
}

.footer-location__note a:hover {
  color: #fff;
}

/* Mobile nav open state */
body.nav-open {
  overflow: hidden;
}

body.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

body.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

body.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Responsive */
@media (max-width: 900px) {
  .hero-overlap {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-copy {
    padding: 1.5rem 0 0;
    grid-column: 1;
  }

  .hero h1 {
    max-width: none;
  }

  .value-grid,
  .environment-grid,
  .mfg-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .hero-copy {
    padding-left: 0;
  }

  .hero-media {
    order: -1;
  }

  .hero-fog--lift {
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.35) 0%, transparent 28%),
      linear-gradient(0deg, rgba(255, 255, 255, 0.52) 0%, transparent 45%),
      linear-gradient(105deg, transparent 0%, rgba(255, 255, 255, 0.35) 55%, rgba(255, 255, 255, 0.78) 85%);
  }

  .hero-silhouette {
    opacity: 0.2;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem 1.5rem;
    padding: 2rem 1.5rem;
  }

  .service-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .mfg-stat {
    text-align: left;
  }

  .mfg-stat figcaption {
    margin-left: 0;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    background: var(--color-bg);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    margin: 0;
  }

  body.nav-open .site-nav {
    transform: translateX(0);
  }

  .site-nav a {
    font-size: 0.9rem;
  }

  .lang-switch {
    margin-left: 0.5rem;
    z-index: 120;
  }

  .lang-switch__menu {
    right: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.5rem 0 2rem;
  }

  .footer-tagline {
    max-width: none;
  }

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

  .features {
    margin-top: 0;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 1.75rem 1.25rem;
  }

  .feature-value {
    font-size: 1.85rem;
  }

  .service-cards {
    grid-template-columns: 1fr;
  }

  .service-card--featured {
    order: -1;
  }
}