/* ═══════════════════════════════════════════════════════════════════════
   css/style.css — Groupe Curie Corporate Light Theme
   Brand: #093C85 blue · #03A9F4 cyan · #00BF87 green · #F79007 orange
   White-dominant, engineering-grade, Siemens/ABB/Linde tier
═══════════════════════════════════════════════════════════════════════ */

/* ─── BRAND COLOUR SYSTEM ─────────────────────────────────────────── */
:root {
  --gc-blue:    #093C85;
  --gc-cyan:    #03A9F4;
  --gc-green:   #00BF87;
  --gc-orange:  #F79007;
  --gc-ink:     #12233D;
  --gc-grey:    #445566;
  --gc-line:    #E2E8F0;
  --gc-surface: #F5F8FC;
  --white:      #FFFFFF;

  /* Semantic aliases */
  --clr-primary:   var(--gc-blue);
  --clr-accent:    var(--gc-cyan);
  --clr-positive:  var(--gc-green);
  --clr-highlight: var(--gc-orange);
  --clr-text:      var(--gc-ink);
  --clr-muted:     var(--gc-grey);
  --clr-border:    var(--gc-line);
  --clr-bg:        var(--white);
  --clr-surface:   var(--gc-surface);

  /* Layout */
  --container-max: 1320px;
  --nav-h:         72px;
  --radius-sm:     0px;
  --radius-md:     0px;
  --radius-lg:     0px;

  /* Shadows */
  --shadow-card:   0 1px 4px rgba(9,60,133,.06), 0 2px 12px rgba(9,60,133,.04);
  --shadow-hover:  0 4px 20px rgba(9,60,133,.12);
  --shadow-nav:    0 1px 0 var(--gc-line), 0 2px 8px rgba(9,60,133,.04);

  /* Transitions */
  --t-fast:  150ms ease;
  --t-base:  250ms ease;
  --t-slow:  400ms ease;
}

/* ─── RESET & BASE ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }



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

body {
  font-family: 'Inter', 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--clr-text);
  background: var(--clr-bg);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--gc-cyan); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--gc-blue); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
strong { font-weight: 700; }

/* ─── TYPOGRAPHY ───────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', 'IBM Plex Sans', sans-serif;
  font-weight: 700;
  line-height: 1.15;
  color: var(--gc-blue);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.1rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.lead {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--gc-grey);
}

/* ─── SCROLL PROGRESS BAR ──────────────────────────────────────────── */
.scroll-bar {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--gc-blue), var(--gc-cyan));
  z-index: 9999;
  transition: width 0.1s linear;
}

/* ─── LAYOUT UTILITIES ─────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 3rem);
}

.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.section--alt {
  background: var(--gc-surface);
}

.section-header {
  max-width: 760px;
  margin: 0 auto 3.5rem;
  text-align: center;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gc-cyan);
  background: rgba(3,169,244,.08);
  padding: 0.25rem 0.75rem;
  border-radius: 0;
  margin-bottom: 1rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--gc-grey);
  font-size: 1.05rem;
  line-height: 1.75;
  margin: 0;
}

/* ─── NAVBAR ───────────────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--gc-line);
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: box-shadow var(--t-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-nav);
}

.nav-container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 3rem);
  display: flex;
  align-items: center;
  gap: 2rem;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo svg {
  height: 34px;
  width: auto;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex: 1;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gc-ink);
  padding: 0.4rem 0.65rem;
  border-radius: 0;
  transition: color var(--t-fast), background var(--t-fast);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active,
.nav-links a.current-page {
  color: var(--gc-blue);
  background: rgba(9,60,133,.05);
}

/* Schmale Desktop-Breiten (901–1200 px): Navigation etwas kompakter, damit der Menüpunkt „R&D / Cooperations“ (2026-10-29) nicht zu seitlichem Überlauf führt */
@media (min-width: 901px) and (max-width: 1200px) {
  .nav-links { gap: 0.1rem; }
  .nav-links a { font-size: 0.8rem; padding: 0.4rem 0.4rem; }
}
/* Nav right */
.nav-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* CTA button */
.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 1.1rem;
  background: var(--gc-blue);
  color: var(--white) !important;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 0;
  letter-spacing: 0.02em;
  transition: background var(--t-fast), box-shadow var(--t-fast);
  text-decoration: none;
}

.nav-cta:hover {
  background: #0b4fa8;
  box-shadow: 0 2px 8px rgba(9,60,133,.25);
  color: var(--white) !important;
}

/* ─── LANGUAGE BAR (inline pill-style: DE · EN · FR · IT · ES) ──────── */
.lang-bar {
  display: flex;
  align-items: center;
  gap: 0;
  font-family: 'Inter', sans-serif;
}

.lang-bar__item {
  display: inline-flex;
  align-items: center;
  font-size: 0.775rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--gc-grey);
  cursor: pointer;
  padding: 0.3rem 0.45rem;
  background: none;
  border: none;
  position: relative;
  transition: color var(--t-fast);
  text-transform: uppercase;
  line-height: 1;
}

.lang-bar__item::after {
  content: '';
  display: block;
  height: 2px;
  width: 0;
  background: var(--gc-blue);
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  transition: width var(--t-fast);
}

.lang-bar__item:hover {
  color: var(--gc-ink);
}

.lang-bar__item:hover::after {
  width: 80%;
}

.lang-bar__item.active {
  color: var(--gc-blue);
  font-weight: 700;
}

.lang-bar__item.active::after {
  width: 80%;
  background: var(--gc-blue);
}

.lang-bar__sep {
  color: var(--gc-line);
  font-size: 0.65rem;
  font-weight: 400;
  user-select: none;
  pointer-events: none;
  padding: 0 0.05rem;
}

/* Mobile: nasconde la lang-bar, mostra dropdown compatto */
@media (max-width: 768px) {
  .lang-bar {
    display: none;
  }
  .lang-bar-mobile {
    display: flex !important;
  }
}

/* Lang bar mobile fallback dropdown */
.lang-bar-mobile {
  display: none;
  position: relative;
}

.lang-bar-mobile__btn {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--gc-line);
  background: var(--white);
  font-size: 0.775rem;
  font-weight: 700;
  color: var(--gc-ink);
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: border-color var(--t-fast);
}

.lang-bar-mobile__btn:hover { border-color: var(--gc-cyan); }

.lang-bar-mobile__btn .lbm-arrow {
  font-size: 0.55rem;
  color: var(--gc-grey);
  transition: transform var(--t-fast);
}

.lang-bar-mobile.open .lbm-arrow { transform: rotate(180deg); }

.lang-bar-mobile__list {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: var(--white);
  border: 1px solid var(--gc-line);
  box-shadow: var(--shadow-hover);
  z-index: 300;
  min-width: 110px;
  animation: dropDown 150ms ease;
}

.lang-bar-mobile.open .lang-bar-mobile__list { display: block; }

.lang-bar-mobile__list button {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.5rem 0.8rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gc-ink);
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}

.lang-bar-mobile__list button:hover,
.lang-bar-mobile__list button.active {
  background: var(--gc-surface);
  color: var(--gc-blue);
}

@keyframes dropDown {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Legacy selectors (kept for backward compat — hidden) */
.lang-selector { display: none; }
.lang-btn, .lang-flag, .lang-code, .lang-arrow, .lang-dropdown { display: none; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 17px;
  cursor: pointer;
  padding: 0;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--gc-ink);
  border-radius: 0;
  transition: transform var(--t-base), opacity var(--t-base);
}

.hamburger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ─── BUTTONS ──────────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  background: var(--gc-blue);
  color: var(--white);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 0;
  letter-spacing: 0.01em;
  transition: background var(--t-fast), box-shadow var(--t-fast), transform var(--t-fast);
  text-decoration: none;
  border: 2px solid transparent;
}

.btn-primary:hover {
  background: #0b4fa8;
  box-shadow: 0 4px 16px rgba(9,60,133,.28);
  transform: translateY(-1px);
  color: var(--white);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.73rem 1.73rem;
  background: transparent;
  color: var(--gc-blue);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 0;
  border: 2px solid var(--gc-blue);
  letter-spacing: 0.01em;
  transition: background var(--t-fast), color var(--t-fast), transform var(--t-fast);
  text-decoration: none;
}

.btn-secondary:hover {
  background: var(--gc-blue);
  color: var(--white);
  transform: translateY(-1px);
}

.btn-outline-white {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.73rem 1.73rem;
  background: transparent;
  color: var(--white);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 0;
  border: 2px solid rgba(255,255,255,.6);
  transition: background var(--t-fast), border-color var(--t-fast);
  text-decoration: none;
}

.btn-outline-white:hover {
  background: rgba(255,255,255,.12);
  border-color: var(--white);
  color: var(--white);
}

/* ─── CARDS ────────────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: box-shadow var(--t-base), transform var(--t-base);
}

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

/* ─── REVEAL ANIMATIONS ────────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }

/* ─── HERO ─────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--gc-blue);
}

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

.hero-bg img,
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

/* One-sided scrim: left stays darker for legible text, right opens to bright photo */
.hero-scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(9,28,60,.72) 0%,
    rgba(9,28,60,.52) 40%,
    rgba(9,28,60,.18) 70%,
    rgba(9,28,60,0)   100%
  );
  z-index: 1;
}

/* HERO v3 (2026-11-05): Text wie vorher (links) + gruener Zero-Waste-Kreis (rechts) */
.hero-scrim--zw {
  background: linear-gradient(105deg, rgba(9,28,60,.80) 0%, rgba(9,28,60,.64) 55%, rgba(9,28,60,.50) 100%);
}
.hero-content--split {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: 3rem;
  align-items: center;
}
.hero-content--split .hero-stats { gap: 1.5rem 1.75rem; align-items: flex-start; flex-wrap: wrap; }
.hero-content--split .hero-stat { flex: 0 0 auto; }
.hero-content--split .hero-stat--wide { flex: 1 1 100%; max-width: 20rem; }
@media (min-width: 1201px) {
  .hero-content--split .hero-stats { flex-wrap: nowrap; }
  .hero-content--split .hero-stat--wide { flex: 0 1 11rem; min-width: 0; }
}
.stat-unit { font-size: 0.55em; font-weight: 500; letter-spacing: 0.02em; }
/* Kennzahlen im Hero: kleiner und leichter (Antoine 2026-11-05: "zu gross und wuchtig") */
.hero-content--split .hero-stats { gap: 1.1rem 1.5rem; }
.hero-content--split .stat-number { font-size: 1.35rem; font-weight: 600; letter-spacing: -0.01em; }
.hero-content--split .stat-label { font-size: 0.66rem; font-weight: 400; letter-spacing: 0.06em; line-height: 1.35; color: rgba(255,255,255,.72); }
.hero-content--split .hero-stat { gap: 0.3rem; }
.hero-content--split .hero-stat--wide { max-width: 13rem; }
.hero-zw-diagram { width: 100%; justify-self: center; }
.hero-zw-diagram .zw-svg { max-width: min(380px, 100%); }
.hero-zw-diagram .zw-node-label { font-size: 10px; }
@media (max-width: 900px) {
  .hero-content--split { grid-template-columns: minmax(0, 1fr); gap: 2.5rem; }
  .hero-zw-diagram { max-width: 240px; }
  .hero-text { min-width: 0; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: calc(var(--nav-h) + 2rem) clamp(1rem, 4vw, 3rem) 4rem;
  width: 100%;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gc-cyan);
  margin-bottom: 1.25rem;
}

.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 28px;
  height: 2px;
  background: var(--gc-cyan);
  border-radius: 0;
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--white);
  max-width: 700px;
  margin-bottom: 1.5rem;
}

.hero-title-accent {
  display: block;
  color: var(--gc-cyan);
}

.hero-subtitle {
  font-size: 1.1rem;
  line-height: 1.75;
  color: rgba(255,255,255,.82);
  max-width: 540px;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.stat-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,.82);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: rgba(255,255,255,.65);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}

.scroll-arrow {
  width: 30px;
  height: 30px;
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: bounceDown 2s infinite;
}

@keyframes bounceDown {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(4px); }
}

/* ─── ABOUT SECTION ────────────────────────────────────────────────── */
.about-section { background: var(--white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-text p {
  color: var(--gc-grey);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.about-values {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.value-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.value-icon {
  width: 40px;
  height: 40px;
  background: rgba(9,60,133,.06);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gc-blue);
  font-size: 1rem;
  flex-shrink: 0;
}

.value-item strong {
  display: block;
  font-size: 0.9375rem;
  color: var(--gc-ink);
  margin-bottom: 0.2rem;
}

.value-item p {
  font-size: 0.875rem;
  color: var(--gc-grey);
  margin: 0;
}

/* About image panel */
.about-visual {
  position: relative;
  border-radius: 0;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.about-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.about-visual:hover img {
  transform: scale(1.03);
}

/* ─── BUSINESS FIELDS / SUBSIDIARIES ──────────────────────────────── */
.subsidiaries-section { background: var(--gc-surface); }

.sub-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}

.sub-card {
  background: var(--white);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--t-base), transform var(--t-base), border-color var(--t-base);
  display: flex;
  flex-direction: column;
}

.sub-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-3px);
  border-color: var(--gc-cyan);
}

.sub-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.sub-icon {
  width: 44px;
  height: 44px;
  border-radius: 0;
  background: var(--gc-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--gc-blue);
}

.sub-card:hover .sub-icon {
  background: var(--gc-blue);
  color: var(--white);
}

.sub-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gc-cyan);
  background: rgba(3,169,244,.08);
  padding: 0.2rem 0.5rem;
  border-radius: 0;
}

.sub-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gc-blue);
  margin-bottom: 0.6rem;
}

.sub-card p {
  font-size: 0.875rem;
  color: var(--gc-grey);
  line-height: 1.6;
  margin-bottom: 1rem;
  flex: 1;
}

.sub-features {
  list-style: none;
  margin-bottom: 1.25rem;
}

.sub-features li {
  font-size: 0.8rem;
  color: var(--gc-grey);
  padding: 0.2rem 0;
  padding-left: 1rem;
  position: relative;
}

.sub-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 5px;
  background: var(--gc-cyan);
  border-radius: 50%;
}

.sub-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gc-blue);
  transition: gap var(--t-fast), color var(--t-fast);
  margin-top: auto;
}

.sub-link:hover {
  gap: 0.55rem;
  color: var(--gc-cyan);
}

/* ─── BUSINESS FIELD IMAGE CARDS ───────────────────────────────────── */
.fields-section { background: var(--white); }

.fields-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.field-card {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: 0;
  overflow: hidden;
  cursor: default;
}

.field-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.field-card:hover img {
  transform: scale(1.06);
}

.field-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9,28,60,.78) 0%, rgba(9,28,60,.1) 55%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
}

.field-card-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gc-cyan);
  margin-bottom: 0.35rem;
}

.field-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
}

.field-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255,255,255,.75);
  margin-top: 0.5rem;
  transition: color var(--t-fast), gap var(--t-fast);
}

.field-card:hover .field-card-link {
  color: var(--gc-cyan);
  gap: 0.5rem;
}

/* ─── FIGURES / KEY STATS STRIP ─────────────────────────────────────── */
.figures-strip {
  position: relative;
  padding: 5rem 0;
  background-color: var(--gc-blue);
  overflow: hidden;
}

.figures-strip-bg {
  position: absolute;
  inset: 0;
}

.figures-strip-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.22;
}

.figures-strip-overlay {
  position: absolute;
  inset: 0;
  background: rgba(9,36,80,.80);
}

.figures-strip .container {
  position: relative;
  z-index: 1;
}

.figures-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.figure-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.figure-number {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.figure-number sup {
  font-size: 0.55em;
  vertical-align: super;
  font-weight: 700;
}

.figure-unit {
  font-size: 1.1rem;
  color: var(--gc-cyan);
  font-weight: 700;
}

.figure-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,.82);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 500;
  max-width: 140px;
}

/* ─── SOLUTIONS / TAB SECTION ──────────────────────────────────────── */
.solutions-section { background: var(--gc-surface); }

.solutions-tabs {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.tab-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--gc-line);
  padding-bottom: 0;
}

.tab-btn {
  padding: 0.65rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gc-grey);
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.tab-btn:hover { color: var(--gc-blue); }

.tab-btn.active {
  color: var(--gc-blue);
  border-bottom-color: var(--gc-blue);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.tab-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 2rem 0;
}

.tab-info h3 {
  font-size: 1.6rem;
  color: var(--gc-blue);
  margin-bottom: 1rem;
}

.tab-info p {
  color: var(--gc-grey);
  line-height: 1.8;
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.tab-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.metric {
  background: var(--white);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.metric-val {
  font-size: 1rem;
  font-weight: 700;
  color: var(--gc-blue);
  font-variant-numeric: tabular-nums;
}

.metric-label {
  font-size: 0.75rem;
  color: var(--gc-grey);
  letter-spacing: 0.03em;
}

.tab-visual {
  border-radius: 0;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--gc-surface);
}

.tab-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.tab-visual:hover img {
  transform: scale(1.03);
}

/* Legacy diagram-based tab visuals */
.solar-visual,
.bess-visual,
.h2-visual,
.nh3-visual {
  background: var(--gc-surface);
  border: 1px solid var(--gc-line);
}

.solar-diagram,
.bess-diagram,
.h2-diagram,
.nh3-diagram {
  display: none;
}

/* ─── CALCULATORS (homepage preview) ──────────────────────────────── */
.calculators-section { background: var(--white); }

.calc-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.calc-preview-card {
  background: var(--white);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--t-base), border-color var(--t-base);
}

.calc-preview-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--gc-cyan);
}

.calc-preview-card h3 {
  font-size: 1.05rem;
  color: var(--gc-blue);
  margin-bottom: 0.5rem;
}

.calc-preview-card p {
  font-size: 0.875rem;
  color: var(--gc-grey);
}

/* ─── CTA BAND ─────────────────────────────────────────────────────── */
.cta-band {
  background: var(--gc-blue);
  padding: 4.5rem 0;
}

.cta-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.cta-band h2 {
  color: var(--white);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  margin-bottom: 0.5rem;
}

.cta-band p {
  color: rgba(255,255,255,.72);
  font-size: 1rem;
  margin: 0;
  max-width: 560px;
}

.cta-band-actions {
  display: flex;
  gap: 0.875rem;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* ─── PARTNER STRIP ─────────────────────────────────────────────────── */
.partners-section { background: var(--gc-surface); }

.partners-intro {
  text-align: center;
  margin-bottom: 2.5rem;
}

.partners-intro .section-tag { display: inline-block; margin-bottom: 0.5rem; }

.partners-intro h2 {
  font-size: 1.5rem;
  color: var(--gc-blue);
  margin-bottom: 0.5rem;
}

.partners-intro p {
  color: var(--gc-grey);
  font-size: 0.9rem;
  margin: 0;
}

.partners-group-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gc-grey);
  margin-bottom: 1rem;
  margin-top: 2rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--gc-line);
}

.partners-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.partner-tile {
  background: var(--white);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  padding: 0.65rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gc-blue);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  white-space: nowrap;
}

.partner-tile:hover {
  border-color: var(--gc-blue);
  box-shadow: var(--shadow-card);
}

.partner-tile--featured {
  border-color: var(--gc-blue);
  background: rgba(9,60,133,.03);
}

/* ─── NEWS PREVIEW ─────────────────────────────────────────────────── */
.news-section { background: var(--white); }

.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.news-card {
  background: var(--white);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--t-base), transform var(--t-base);
  display: flex;
  flex-direction: column;
}

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

.news-card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--gc-surface);
}

.news-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.news-card:hover .news-card-image img {
  transform: scale(1.04);
}

.news-card-body {
  padding: 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.news-card-meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.75rem;
  color: var(--gc-grey);
  margin-bottom: 0.75rem;
}

.news-card-category {
  font-weight: 700;
  color: var(--gc-cyan);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.news-card h3 {
  font-size: 0.9375rem;
  color: var(--gc-blue);
  line-height: 1.35;
  margin-bottom: 0.6rem;
}

.news-card p {
  font-size: 0.875rem;
  color: var(--gc-grey);
  flex: 1;
  line-height: 1.6;
  margin: 0;
}

.news-read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gc-blue);
  margin-top: 0.75rem;
  transition: gap var(--t-fast), color var(--t-fast);
}

.news-read-more:hover {
  gap: 0.5rem;
  color: var(--gc-cyan);
}

/* ─── RESEARCH PREVIEW ─────────────────────────────────────────────── */
.research-section { background: var(--gc-surface); }

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

.research-card {
  background: var(--white);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--t-base), transform var(--t-base), border-color var(--t-base);
}

.research-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  border-color: var(--gc-green);
}

.research-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 0;
  background: rgba(0,191,135,.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--gc-green);
  margin-bottom: 1.25rem;
}

.research-card h3 {
  font-size: 0.9375rem;
  color: var(--gc-blue);
  margin-bottom: 0.6rem;
}

.research-card p {
  font-size: 0.875rem;
  color: var(--gc-grey);
  line-height: 1.6;
  margin: 0;
}

/* ─── CONTACT PREVIEW ──────────────────────────────────────────────── */
.contact-section { background: var(--white); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.1rem;
  color: var(--gc-blue);
  margin-bottom: 1rem;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.contact-detail-icon {
  width: 36px;
  height: 36px;
  background: var(--gc-surface);
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gc-blue);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.contact-detail-text strong {
  display: block;
  font-size: 0.875rem;
  color: var(--gc-ink);
  margin-bottom: 0.1rem;
}

.contact-detail-text span {
  font-size: 0.875rem;
  color: var(--gc-grey);
}

/* Contact form */
.contact-form {
  background: var(--gc-surface);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  padding: 2rem;
}

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

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gc-ink);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.6rem 0.875rem;
  border: 1px solid var(--gc-line);
  border-radius: 0;
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--gc-ink);
  background: var(--white);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--gc-cyan);
  box-shadow: 0 0 0 3px rgba(3,169,244,.12);
}

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

.form-success {
  display: none;
  background: rgba(0,191,135,.1);
  border: 1px solid var(--gc-green);
  border-radius: 0;
  padding: 0.75rem 1rem;
  color: var(--gc-green);
  font-size: 0.875rem;
  font-weight: 600;
  margin-top: 0.75rem;
}

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

/* ─── FOOTER ───────────────────────────────────────────────────────── */
.footer {
  background: var(--gc-blue);
  color: rgba(255,255,255,.8);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.12);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.footer-logo svg {
  height: 32px;
  width: auto;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255,255,255,.82);
  margin-bottom: 1.5rem;
}

.footer-langs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.footer-langs span:first-child {
  font-size: 0.75rem;
  color: rgba(255,255,255,.72);
  font-weight: 500;
}

.footer-lang-btns {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.footer-lang-btns button {
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: rgba(255,255,255,.82);
  background: rgba(255,255,255,.1);
  border-radius: 0;
  border: none;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast);
}

.footer-lang-btns button:hover {
  background: rgba(255,255,255,.22);
  color: var(--white);
}

.footer-links-col h4 {
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-links-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links-col a {
  font-size: 0.875rem;
  color: rgba(255,255,255,.82);
  transition: color var(--t-fast);
}

.footer-links-col a:hover,
.footer-links-col a.current-page {
  color: var(--white);
}

.footer-bottom {
  padding: 1.5rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: rgba(255,255,255,.65);
  margin: 0;
}

.footer-science {
  font-style: italic;
}

.footer-trademark {
  width: 100%;
  font-size: 0.7rem;
  color: rgba(255,255,255,0.38);
  line-height: 1.6;
  margin: 0;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  order: 3;
}

/* ─── BACK TO TOP ──────────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 42px;
  height: 42px;
  background: var(--gc-blue);
  color: var(--white);
  border-radius: 0;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  box-shadow: 0 4px 16px rgba(9,60,133,.3);
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--t-base), transform var(--t-base), background var(--t-fast);
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.back-to-top:hover {
  background: #0b4fa8;
}

/* ─── TABLES ────────────────────────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  font-variant-numeric: tabular-nums;
}

.data-table th {
  text-align: left;
  padding: 0.7rem 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gc-grey);
  background: var(--gc-surface);
  border-bottom: 2px solid var(--gc-line);
}

.data-table td {
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--gc-line);
  color: var(--gc-ink);
}

.data-table td:last-child,
.data-table th:last-child {
  text-align: right;
}

.data-table tbody tr:last-child td { border-bottom: none; }

.data-table tbody tr:hover td {
  background: var(--gc-surface);
}

.num-col {
  font-family: 'IBM Plex Mono', 'Courier New', monospace;
  color: var(--gc-ink);
}

/* ─── INLINE SVG LOGO HELPERS ─────────────────────────────────────── */
.logo-mark-blue path,
.logo-mark-blue line { stroke: var(--gc-blue); }
.logo-mark-blue text { fill: var(--gc-blue); }

.logo-mark-white path,
.logo-mark-white line { stroke: var(--white); }
.logo-mark-white text { fill: var(--white); }

/* ─── BREADCRUMB ────────────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--gc-grey);
  margin-bottom: 1rem;
}

.breadcrumb a {
  color: var(--gc-grey);
  transition: color var(--t-fast);
}

.breadcrumb a:hover { color: var(--gc-blue); }

.breadcrumb-sep {
  color: var(--gc-line);
  font-size: 0.7rem;
}

/* ─── PAGE HERO (inner pages) ──────────────────────────────────────── */
.page-hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  background: var(--gc-blue);
  overflow: hidden;
}

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

.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(9,28,60,.88) 0%,
    rgba(9,28,60,.55) 60%,
    rgba(9,28,60,.2) 100%
  );
}

.page-hero-content {
  position: relative;
  z-index: 1;
  padding: 5rem clamp(1rem, 4vw, 3rem) 3rem;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
}

.page-hero-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gc-cyan);
  margin-bottom: 0.75rem;
}

.page-hero-content h1 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3rem);
  max-width: 640px;
  margin-bottom: 0.875rem;
}

.page-hero-content p {
  color: rgba(255,255,255,.8);
  font-size: 1.05rem;
  max-width: 540px;
  margin: 0;
}

/* ─── CREDIBILITY BAR ──────────────────────────────────────────────── */
.credibility-bar {
  background: var(--gc-surface);
  border-bottom: 1px solid var(--gc-line);
  padding: 0.75rem 0;
}

.credibility-items {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  justify-content: center;
}

.credibility-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gc-grey);
}

.credibility-item i {
  color: var(--gc-blue);
  font-size: 0.8rem;
}

.credibility-sep {
  color: var(--gc-line);
  font-size: 1.1rem;
  font-weight: 300;
}

@media (max-width: 768px) {
  .credibility-sep { display: none; }
  .credibility-items { flex-direction: column; gap: 0.4rem; }
}

/* ─── LANGUAGE DIRECTION (RTL) ─────────────────────────────────────── */
[dir="rtl"] .nav-links { flex-direction: row-reverse; }
[dir="rtl"] .nav-right { flex-direction: row-reverse; }
[dir="rtl"] .footer-grid { direction: rtl; }
[dir="rtl"] .hero-title { direction: rtl; }
[dir="rtl"] .about-grid { direction: rtl; }
[dir="rtl"] .sub-card { direction: rtl; }
[dir="rtl"] .contact-grid { direction: rtl; }
[dir="rtl"] .footer-links-col a { text-align: right; }
[dir="rtl"] .tab-buttons { flex-direction: row-reverse; }
[dir="rtl"] .sub-features li { padding-left: 0; padding-right: 1rem; }
[dir="rtl"] .sub-features li::before { left: auto; right: 0; }
[dir="rtl"] .hero-eyebrow { flex-direction: row-reverse; }
[dir="rtl"] .lang-dropdown { right: auto; left: 0; }

/* ─── RESPONSIVE ────────────────────────────────────────────────────── */
@media (max-width: 1200px) {
  .sub-grid { grid-template-columns: repeat(3, 1fr); }
  .fields-grid { grid-template-columns: repeat(3, 1fr); }
  .figures-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-visual { max-width: 560px; }
  .tab-content { grid-template-columns: 1fr; gap: 2rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .research-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  /* Mobile nav */
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gc-line);
    flex-direction: column;
    gap: 0;
    padding: 1rem 1.5rem 1.5rem;
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 0 8px 24px rgba(9,60,133,.1);
    z-index: 999;
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-links a {
    padding: 0.7rem 0.5rem;
    border-bottom: 1px solid var(--gc-line);
    font-size: 1rem;
  }

  .nav-links a:last-child { border-bottom: none; }
  .hamburger { display: flex; }
  .nav-cta { display: none; }

  .sub-grid { grid-template-columns: repeat(2, 1fr); }
  .fields-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .tab-metrics { grid-template-columns: repeat(2, 1fr); }
  .cta-band-inner { flex-direction: column; text-align: center; }
  .cta-band-actions { justify-content: center; }
}

@media (max-width: 640px) {
  .sub-grid { grid-template-columns: 1fr; }
  .fields-grid { grid-template-columns: repeat(2, 1fr); }
  .figures-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.5rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .research-grid { grid-template-columns: 1fr; }
  .calc-preview-grid { grid-template-columns: 1fr; }
  .tab-metrics { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .partners-strip { justify-content: center; }
  .fields-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .page-hero { min-height: 300px; }
}

/* ════════════════════════════════════════════════════════
   NEW COMPONENTS — Session 4
════════════════════════════════════════════════════════ */

/* ─── NAV DROPDOWN ─────────────────────────────────────── */
.nav-dropdown {
  position: relative;
}
.nav-dropdown-toggle {
  cursor: pointer;
}
.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 280px;
  background: var(--white);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  box-shadow: 0 8px 32px rgba(9,60,133,.12);
  padding: 0.5rem 0;
  z-index: 1000;
  opacity: 0;
  /* visibility statt pointer-events: das Menue bleibt nach dem Verlassen 0,3 s hoverbar
     (Toleranz beim Runterfahren mit der Maus), danach ist es unsichtbar und nicht klickbar */
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.2s ease 0.3s, transform 0.2s ease 0.3s, visibility 0s linear 0.5s;
}
@media (hover: hover) {
  .nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition-delay: 0s;
  }
}
.nav-dropdown.open .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition-delay: 0s;
}
/* Hover-Bruecke: schliesst die Luecke zwischen Menuepunkt und Menue (Desktop),
   damit das Menue beim langsamen Runterfahren der Maus nicht zugeht */
@media (min-width: 901px) {
  .nav-dropdown { position: relative; }
  .nav-dropdown::after {
    content: '';
    position: absolute;
    left: -12px;
    right: -12px;
    top: 100%;
    height: 22px;
  }
}
.nav-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1.25rem;
  font-size: 0.875rem;
  color: var(--gc-ink);
  border-bottom: none;
  transition: background var(--t-fast), color var(--t-fast);
}
.nav-dropdown-menu a:hover {
  background: var(--gc-surface);
  color: var(--gc-blue);
}
.nav-dropdown-menu a i {
  width: 16px;
  color: var(--gc-cyan);
  font-size: 0.8em;
  flex-shrink: 0;
}
@media (max-width: 900px) {
  .nav-dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    box-shadow: none;
    border: none;
    padding: 0 0 0 1rem;
    background: transparent;
  }
  .nav-dropdown-menu a {
    padding: 0.45rem 0.5rem;
    font-size: 0.875rem;
    color: var(--gc-grey);
  }
}

/* ─── MEGA-MENU ─────────────────────────────────────────── */
.nav-dropdown--mega {
  /* relative (nicht static): damit die Hover-Bruecke (.nav-dropdown::after) am Menuepunkt haengt.
     Das Panel selbst bleibt position:fixed, die Lage aendert sich dadurch nicht. */
  position: relative;
}
.nav-dropdown--mega .nav-dropdown-menu {
  position: fixed;
  top: var(--navbar-h, 64px);
  left: 0;
  right: 0;
  width: 100%;
  min-width: 0;
  border-radius: 0;
  padding: 0;
  border-top: 2px solid var(--gc-cyan);
  z-index: 1001; /* above regular dropdowns (1000) */
}
/* Unsichtbare Hover-Bruecke ueber die volle Menuebreite: auch bei schraegem Runterfahren der Maus bleibt das Menue offen */
@media (min-width: 901px) {
  .nav-dropdown--mega .nav-dropdown-menu::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: -28px;
    height: 28px;
  }
}
.mega-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  padding: 1.75rem 2.5rem;
  max-width: 1200px;
  margin: 0 auto;
}
.mega-col {
  padding: 0 1.5rem;
  border-right: 1px solid var(--gc-line);
}
.mega-col:first-child { padding-left: 0; }
.mega-col:last-child  { border-right: none; padding-right: 0; }

.mega-group-title {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gc-cyan);
  margin-bottom: 0.6rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--gc-line);
}
.mega-col a {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.5rem;
  font-size: 0.855rem;
  color: var(--gc-ink);
  border-radius: 0;
  transition: background var(--t-fast), color var(--t-fast);
  text-decoration: none;
}
.mega-col a:hover {
  background: var(--gc-surface);
  color: var(--gc-blue);
}
.mega-col a i {
  width: 16px;
  font-size: 0.8em;
  color: var(--gc-cyan);
  flex-shrink: 0;
}
.mega-col a.mega-link--highlight {
  color: var(--gc-blue);
  font-weight: 600;
}
.mega-col a.mega-link--highlight i {
  color: var(--gc-teal);
}

/* Mega-menu backdrop */
.mega-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  top: var(--navbar-h, 64px);
  background: rgba(9,60,133,.08);
  backdrop-filter: blur(2px);
  z-index: 999;
}
.nav-dropdown--mega:hover .mega-backdrop,
.nav-dropdown--mega.open .mega-backdrop {
  display: block;
}

/* Mobile: mega collapses to single column */
@media (max-width: 900px) {
  .nav-dropdown--mega .nav-dropdown-menu {
    position: static;
    border-radius: 0;
    border-top: none;
    box-shadow: none;
  }
  .mega-inner {
    grid-template-columns: 1fr;
    padding: 0 0 0 1rem;
    gap: 0;
  }
  .mega-col {
    padding: 0;
    border-right: none;
    border-bottom: 1px solid var(--gc-line);
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
  }
  .mega-col:last-child { border-bottom: none; }
  .mega-backdrop { display: none !important; }
}

/* ─── NAV: Hamburger auch 901–1160 px (2026-10-29) ───────────────────
   Grund: neuer Menüpunkt „R&D / Cooperations“ → Leiste lief bei 901–~1140 px seitlich über (gemessen).
   Steht bewusst NACH den Dropdown-/Mega-Regeln, damit es sie überschreibt. Gleiche Regeln wie ≤900 px. */
@media (min-width: 901px) and (max-width: 1160px) {
  .nav-container { gap: 1rem; }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0;
    background: var(--white); border-bottom: 1px solid var(--gc-line);
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 1rem 1.5rem 1.5rem;
    transform: translateY(-110%); opacity: 0; pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
    box-shadow: 0 8px 24px rgba(9,60,133,.1);
    z-index: 999; max-height: calc(100vh - var(--nav-h)); overflow-y: auto;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 0.7rem 0.5rem; border-bottom: 1px solid var(--gc-line); font-size: 1rem; }
  .nav-links a:last-child { border-bottom: none; }
  .hamburger { display: flex; }
  .nav-cta { display: none; }
  .nav-dropdown-menu {
    position: static; opacity: 1; pointer-events: auto; transform: none;
    box-shadow: none; border: none; padding: 0 0 0 1rem; background: transparent;
  }
  .nav-dropdown-menu a { padding: 0.45rem 0.5rem; font-size: 0.875rem; color: var(--gc-grey); }
  .nav-dropdown--mega .nav-dropdown-menu { position: static; border-radius: 0; border-top: none; box-shadow: none; }
  .mega-inner { grid-template-columns: 1fr; padding: 0 0 0 1rem; gap: 0; }
  .mega-col { padding: 0 0 0.5rem; border-right: none; border-bottom: 1px solid var(--gc-line); margin-bottom: 0.5rem; }
  .mega-col:last-child { border-bottom: none; }
  .mega-backdrop { display: none !important; }
}

/* ─── PROCESS FLOW SVG ─────────────────────────────────── */
.process-flow-section { background: var(--gc-surface); }
.process-flow-wrap {
  overflow-x: auto;
  padding: 2.5rem 0 2rem;
}
.process-flow-svg {
  width: 100%;
  max-width: 1000px;
  min-width: 560px;
  margin: 0 auto;
  display: block;
  overflow: visible;
}
.pf-circle {
  fill: var(--white);
  stroke-width: 2.5;
}
.pf-c1 { stroke: var(--gc-orange); }
.pf-c2 { stroke: var(--gc-cyan); }
.pf-c3 { stroke: var(--gc-blue); }
.pf-c4 { stroke: var(--gc-green); }
.pf-line {
  stroke: var(--gc-cyan);
  stroke-width: 2.5;
  fill: none;
  stroke-dasharray: 8 5;
  animation: dash-move 2s linear infinite;
}
@keyframes dash-move {
  to { stroke-dashoffset: -52; }
}
.pf-icon {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 30px;
  font-weight: 700;
  text-anchor: middle;
  dominant-baseline: middle;
  fill: var(--gc-blue);
}
.pf-label {
  font-size: 13px;
  font-weight: 700;
  text-anchor: middle;
  fill: var(--gc-ink);
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.01em;
}
.pf-sub {
  font-size: 11px;
  font-weight: 400;
  text-anchor: middle;
  fill: var(--gc-grey);
  font-family: 'Inter', sans-serif;
}
.pf-node {
  animation: node-pulse 3s ease-in-out infinite;
}
.pf-node:nth-child(4) { animation-delay: 0.75s; }
.pf-node:nth-child(5) { animation-delay: 1.5s; }
.pf-node:nth-child(6) { animation-delay: 2.25s; }
@keyframes node-pulse {
  0%, 100% { filter: drop-shadow(0 0 0px rgba(9,60,133,0)); }
  50%       { filter: drop-shadow(0 0 8px rgba(9,60,133,.22)); }
}
.process-flow-cta {
  display: flex;
  gap: 0.875rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

/* ─── 8-COMPETENCE SELECTOR ────────────────────────────── */
.competences-section { background: var(--white); }
.comp-selector { margin-top: 2.5rem; }
.comp-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--gc-line);
  padding-bottom: 0;
}
.comp-tab {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.1rem 0.8rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gc-grey);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast);
  white-space: nowrap;
}
.comp-tab i { font-size: 0.85em; }
.comp-tab:hover { color: var(--gc-blue); }
.comp-tab.active {
  color: var(--gc-blue);
  border-bottom-color: var(--gc-blue);
}
.comp-panels { position: relative; min-height: 380px; }
.comp-panel {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  animation: panel-fade 0.3s ease;
}
.comp-panel.active { display: grid; }
@keyframes panel-fade {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.comp-panel-visual {
  position: relative;
  border-radius: 0;
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-hover);
}
.comp-panel-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.comp-panel-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--gc-blue);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 0.3rem 0.7rem;
  border-radius: 0;
}
.comp-panel-info h3 {
  font-size: 1.4rem;
  color: var(--gc-blue);
  margin-bottom: 0.875rem;
}
.comp-panel-info p {
  color: var(--gc-grey);
  line-height: 1.7;
  margin-bottom: 1.25rem;
}
.comp-bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
}
.comp-bullets li {
  position: relative;
  padding-left: 1.4rem;
  margin-bottom: 0.45rem;
  font-size: 0.9rem;
  color: var(--gc-ink);
}
.comp-bullets li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gc-cyan);
}
.comp-panel-links {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}
@media (max-width: 900px) {
  .comp-panel.active { grid-template-columns: 1fr; gap: 1.5rem; }
  .comp-tabs { gap: 0.25rem; }
  .comp-tab { padding: 0.5rem 0.7rem 0.65rem; font-size: 0.8rem; }
  .comp-tab span { display: none; }
}

/* ─── ZERO-WASTE FULL-BLEED ─────────────────────────────── */
.zw-section {
  position: relative;
  overflow: hidden;
  padding: 6rem 0;
}
.zw-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.zw-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.zw-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(9,28,60,.88) 0%,
    rgba(9,28,60,.72) 55%,
    rgba(9,28,60,.55) 100%
  );
}
.zw-section .container { position: relative; z-index: 1; }
.zw-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}
.zw-bullets {
  list-style: none;
  padding: 0;
  margin: 1.25rem 0;
}
.zw-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: rgba(255,255,255,.88);
  font-size: 0.9375rem;
  margin-bottom: 0.6rem;
}
.zw-bullets li i {
  color: var(--gc-green);
  font-size: 0.85em;
  margin-top: 0.25em;
  flex-shrink: 0;
}
/* Zero-waste circular SVG */
.zw-diagram { display: flex; justify-content: center; align-items: center; }
.zw-svg { width: 100%; max-width: 300px; overflow: visible; }
.zw-ring {
  fill: none;
  stroke: rgba(255,255,255,.1);
  stroke-width: 2;
  stroke-dasharray: 6 6;
  animation: ring-spin 16s linear infinite;
  transform-origin: 150px 150px;
}
@keyframes ring-spin { to { stroke-dashoffset: -100; } }
.zw-arc {
  fill: none;
  stroke: var(--gc-green);
  stroke-width: 2.5;
  stroke-linecap: round;
  animation: arc-draw 3s ease-in-out infinite;
}
.zw-arc1 { animation-delay: 0s; }
.zw-arc2 { animation-delay: 0.75s; }
.zw-arc3 { animation-delay: 1.5s; }
.zw-arc4 { animation-delay: 2.25s; }
@keyframes arc-draw {
  0%, 100% { opacity: 0.4; stroke-width: 2; }
  50% { opacity: 1; stroke-width: 3; }
}
.zw-centre {
  fill: rgba(0,191,135,.15);
  stroke: var(--gc-green);
  stroke-width: 1.5;
}
.zw-centre-text {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 700;
  text-anchor: middle;
  fill: var(--gc-green);
  letter-spacing: 0.08em;
}
.zw-node-label {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  text-anchor: middle;
  fill: rgba(255,255,255,.7);
}
@media (max-width: 900px) {
  .zw-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .zw-diagram { max-width: 220px; margin: 0 auto; }
}

/* ─── PROJECT TIMELINE ─────────────────────────────────── */
.timeline-section { background: var(--white); }
.proj-timeline {
  position: relative;
  display: flex;
  flex-direction: row;
  gap: 0;
  margin-top: 2rem;
  padding-bottom: 0.5rem;
}
.proj-timeline::before {
  content: '';
  position: absolute;
  top: 22px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gc-line);
  z-index: 0;
}
.ptl-item {
  position: relative;
  flex: 1;
  padding-top: 3rem;
  padding-right: 1.5rem;
}
.ptl-dot {
  position: absolute;
  top: 14px;
  left: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 3px solid var(--white);
  box-shadow: 0 0 0 2px currentColor;
  z-index: 1;
  background: currentColor;
}
.ptl-dot--blue { color: var(--gc-blue); }
.ptl-dot--cyan { color: var(--gc-cyan); }
.ptl-dot--green { color: var(--gc-green); }
.ptl-card {
  background: var(--gc-surface);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  padding: 1.25rem 1.25rem 1.5rem;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--t-base);
}
.ptl-card:hover { box-shadow: var(--shadow-hover); }
.ptl-year {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--gc-cyan);
  font-family: 'IBM Plex Mono', monospace;
  margin-bottom: 0.4rem;
}
.ptl-card h4 {
  font-size: 1rem;
  color: var(--gc-blue);
  margin-bottom: 0.5rem;
}
.ptl-card p {
  font-size: 0.875rem;
  color: var(--gc-grey);
  margin-bottom: 0.75rem;
}
.ptl-link {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gc-blue);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--t-fast), color var(--t-fast);
}
.ptl-link:hover { gap: 0.6rem; color: var(--gc-cyan); }
@media (max-width: 768px) {
  .proj-timeline { flex-direction: column; }
  .proj-timeline::before { top: 0; left: 22px; right: auto; width: 2px; height: 100%; }
  .ptl-item { padding-top: 0; padding-left: 3rem; padding-right: 0; margin-bottom: 1.5rem; }
  .ptl-dot { top: 0; left: 14px; }
}

/* ─── FUEL CELL BAND ────────────────────────────────────── */
.fuelcell-band {
  position: relative;
  overflow: hidden;
  padding: 6rem 0;
}
.fuelcell-band-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.fuelcell-band-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.fuelcell-band-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(9,60,133,.92) 0%,
    rgba(9,60,133,.75) 55%,
    rgba(3,169,244,.35) 100%
  );
}
.fuelcell-band .container { position: relative; z-index: 1; }
.fuelcell-band-inner {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 4rem;
  align-items: center;
}
.fuelcell-band-stats {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.fcb-stat {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 0;
  padding: 1.1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  backdrop-filter: blur(4px);
}
.fcb-icon {
  width: 40px;
  height: 40px;
  border-radius: 0;
  background: rgba(3,169,244,.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gc-cyan);
  font-size: 1rem;
  flex-shrink: 0;
}
.fcb-stat strong {
  display: block;
  color: var(--white);
  font-size: 0.875rem;
}
.fcb-stat span {
  font-size: 0.8rem;
  color: rgba(255,255,255,.78);
}
@media (max-width: 900px) {
  .fuelcell-band-inner { grid-template-columns: 1fr; gap: 2.5rem; }
}

/* ─── BGC PROJECT PAGE ──────────────────────────────────── */
.bgc-zone-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2.5rem 0;
}
.bgc-zone-card {
  background: var(--gc-surface);
  border: 1px solid var(--gc-line);
  border-radius: 0;
  padding: 1.5rem 1rem;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--t-base);
}
.bgc-zone-card:hover { box-shadow: var(--shadow-hover); }
.bgc-zone-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--gc-blue);
  font-family: 'IBM Plex Mono', monospace;
  line-height: 1;
  margin-bottom: 0.25rem;
}
.bgc-zone-unit {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--gc-cyan);
  font-family: 'IBM Plex Mono', monospace;
  margin-bottom: 0.5rem;
}
.bgc-zone-label {
  font-size: 0.8rem;
  color: var(--gc-grey);
}
.bgc-badge-ep {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(9,60,133,.06);
  border: 1px solid rgba(9,60,133,.2);
  border-radius: 0;
  padding: 0.4rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gc-blue);
  margin: 0.5rem 0;
}
@media (max-width: 768px) {
  .bgc-zone-strip { grid-template-columns: repeat(2, 1fr); }
}

/* ─── RESEARCH PAGE FIELDS ──────────────────────────────── */
.research-fields-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin: 2rem 0;
}
.rf-card {
  background: var(--white);
  border: 1px solid var(--gc-line);
  border-left: 3px solid var(--gc-cyan);
  border-radius: 0;
  padding: 1.5rem 1.25rem;
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--t-base), border-color var(--t-base);
}
.rf-card:hover {
  box-shadow: var(--shadow-hover);
  border-left-color: var(--gc-blue);
}
.rf-card h4 {
  font-size: 1.0rem;
  color: var(--gc-blue);
  margin-bottom: 0.5rem;
}
.rf-card p {
  font-size: 0.875rem;
  color: var(--gc-grey);
  margin: 0;
}
@media (max-width: 900px) {
  .research-fields-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .research-fields-grid { grid-template-columns: 1fr; }
}

/* ─── TECHNOLOGY PAGE (8 sections) ─────────────────────── */
.tech-section-img {
  border-radius: 0;
  overflow: hidden;
  box-shadow: var(--shadow-hover);
}
.tech-section-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  max-height: 420px;
}

/* ─── SOLUTIONS 8-TAB ───────────────────────────────────── */
.sol8-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--gc-line);
}
.sol8-tab {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 1rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gc-grey);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.sol8-tab i { font-size: 0.85em; color: var(--gc-cyan); }
.sol8-tab:hover { color: var(--gc-blue); }
.sol8-tab.active {
  color: var(--gc-blue);
  border-bottom-color: var(--gc-blue);
}
.sol8-panel { display: none; }
.sol8-panel.active { display: block; animation: panel-fade 0.3s ease; }
@media (max-width: 600px) {
  .sol8-tab span { display: none; }
}

/* ─── VISION SECTION (about.html) ──────────────────────────────────── */
.gc-vision-section {
  background: var(--gc-blue);
  color: #fff;
  padding-bottom: 0;
}
.gc-vision-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-bottom: 4rem;
}
.gc-vision-tag {
  color: #C9A84C !important;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  background: none !important;
  border: none !important;
  padding: 0 !important;
}
.gc-vision-quote {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-size: clamp(1.5rem, 2.8vw, 2.25rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.45;
  color: #fff;
  margin: 0 0 2rem 0;
  padding: 0;
  border: none;
}
.gc-vision-accent {
  color: #C9A84C;
  font-style: italic;
}
.gc-vision-meta {
  border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: 1.5rem;
}
.gc-vision-company {
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #fff;
  font-family: 'IBM Plex Mono', monospace;
}
.gc-vision-address {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.55);
  margin: 0.2rem 0 0.75rem;
  font-family: 'IBM Plex Mono', monospace;
}
.gc-vision-role {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.72);
  margin: 0 0 1rem;
  font-style: italic;
}
.gc-vision-badges {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.gc-vision-badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-family: 'IBM Plex Mono', monospace;
  border: 1px solid rgba(255,255,255,0.35);
  color: rgba(255,255,255,0.85);
  padding: 0.25rem 0.7rem;
  border-radius: 2px;
}
.gc-vision-badge--accent {
  border-color: #C9A84C;
  color: #C9A84C;
}
.gc-vision-img {
  border-radius: 2px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
}
.gc-vision-img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.gc-vision-img:hover img {
  transform: scale(1.03);
}

/* Metrics strip */
.gc-vision-metrics {
  background: rgba(0,0,0,0.25);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
  padding: 1.25rem 2rem;
}
.gc-vision-metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.75rem 1.75rem;
  text-align: center;
}
.gc-vision-metric-val {
  font-size: 1.5rem;
  font-weight: 800;
  color: #C9A84C;
  font-family: 'IBM Plex Mono', monospace;
  line-height: 1;
}
.gc-vision-metric-label {
  font-size: 0.6875rem;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.3rem;
  max-width: 120px;
  text-align: center;
  line-height: 1.3;
}
.gc-vision-metric-sep {
  color: rgba(255,255,255,0.2);
  font-size: 1.5rem;
  line-height: 1;
  padding: 0 0.25rem;
}

/* ─── VISION BAND (index.html) ──────────────────────────────────────── */
.gc-vision-band {
  background: var(--gc-blue);
  color: #fff;
  overflow: hidden;
}
.gc-vision-band-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  min-height: 340px;
}
.gc-vision-band-text {
  padding: 3.5rem 3.5rem 3.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.gc-vision-band-tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #C9A84C;
  margin-bottom: 1.25rem;
  font-family: 'IBM Plex Mono', monospace;
}
.gc-vision-band-quote {
  font-family: 'Georgia', 'Times New Roman', serif;
  font-size: clamp(1.2rem, 2vw, 1.75rem);
  font-style: italic;
  line-height: 1.5;
  color: #fff;
  margin: 0 0 2rem 0;
  padding: 0;
  border: none;
}
.gc-vision-band-accent {
  color: #C9A84C;
  font-style: italic;
}
.gc-vision-band-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #C9A84C;
  text-decoration: none;
  border-bottom: 1px solid rgba(201,168,76,0.4);
  padding-bottom: 0.2rem;
  transition: border-color 0.2s, color 0.2s;
  align-self: flex-start;
}
.gc-vision-band-cta:hover {
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}
.gc-vision-band-img {
  overflow: hidden;
}
.gc-vision-band-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-height: 340px;
  transition: transform 0.6s ease;
}
.gc-vision-band:hover .gc-vision-band-img img {
  transform: scale(1.04);
}

/* ─── 4 TECNOLOGIE SECTION ──────────────────────────────────────────── */
.gc-4tech-section {
  background: #07264d;
  color: #fff;
  padding-top: 0;
  padding-bottom: 0;
  overflow: hidden;
}
.gc-4tech-panorama {
  position: relative;
  width: 100%;
  height: 320px;
  overflow: hidden;
}
.gc-4tech-panorama img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  display: block;
}
.gc-4tech-panorama-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(7,38,77,0.15) 0%, rgba(7,38,77,0.85) 100%);
}
.gc-4tech-header {
  padding: 3rem 0 2.5rem;
}
.gc-4tech-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  font-family: 'IBM Plex Mono', monospace;
  margin-bottom: 1rem;
}
.gc-4tech-title {
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin: 0 0 1rem;
}
.gc-4tech-title-accent {
  color: #C9A84C;
  font-style: italic;
}
.gc-4tech-subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,0.6);
  max-width: 620px;
  margin: 0;
  line-height: 1.6;
}

/* 4-column card grid */
.gc-4tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 0;
}
.gc-4tech-card {
  background: rgba(255,255,255,0.04);
  padding: 2rem 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-right: 1px solid rgba(255,255,255,0.08);
  transition: background 0.25s ease;
}
.gc-4tech-card:last-child { border-right: none; }
.gc-4tech-card:hover { background: rgba(255,255,255,0.08); }
.gc-4tech-card-num {
  font-size: 0.65rem;
  font-family: 'IBM Plex Mono', monospace;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}
.gc-4tech-card-title {
  font-size: 1.375rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.3rem;
  line-height: 1.2;
}
.gc-4tech-card-title sub {
  font-size: 0.7em;
  vertical-align: sub;
}
.gc-4tech-card-sub {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gc-cyan);
  font-family: 'IBM Plex Mono', monospace;
  margin-bottom: 1.25rem;
}
.gc-4tech-card-list {
  list-style: none;
  padding: 0;
  margin: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.gc-4tech-card-list li {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.4;
  padding-left: 0.85rem;
  position: relative;
}
.gc-4tech-card-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: rgba(255,255,255,0.25);
  font-size: 0.75rem;
}
.gc-4tech-card-metric {
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.gc-4tech-card-val {
  font-size: 1.5rem;
  font-weight: 800;
  color: #C9A84C;
  font-family: 'IBM Plex Mono', monospace;
  line-height: 1;
}
.gc-4tech-card-val small {
  font-size: 0.65em;
  font-weight: 600;
  color: rgba(201,168,76,0.7);
}
.gc-4tech-card-mlab {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  font-family: 'IBM Plex Mono', monospace;
}

/* Footer strip */
.gc-4tech-footer {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem 0 2.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 0;
}
.gc-4tech-footer-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-family: 'IBM Plex Mono', monospace;
  color: #C9A84C;
}
.gc-4tech-footer-sep {
  color: rgba(255,255,255,0.2);
}
.gc-4tech-footer-text {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.45);
  font-style: italic;
}

/* Landscape photo */
.gc-4tech-landscape {
  position: relative;
  width: 100%;
  height: 380px;
  overflow: hidden;
}
.gc-4tech-landscape img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 55%;
  display: block;
  transition: transform 0.8s ease;
}
.gc-4tech-landscape:hover img {
  transform: scale(1.04);
}
.gc-4tech-landscape-caption {
  position: absolute;
  bottom: 1.25rem;
  right: 1.5rem;
  background: rgba(7,38,77,0.75);
  backdrop-filter: blur(6px);
  color: rgba(255,255,255,0.7);
  font-size: 0.75rem;
  font-family: 'IBM Plex Mono', monospace;
  letter-spacing: 0.05em;
  padding: 0.4rem 0.9rem;
  border: 1px solid rgba(255,255,255,0.15);
}

/* 4-tech responsive */
@media (max-width: 900px) {
  .gc-4tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .gc-4tech-panorama { height: 200px; }
  .gc-4tech-landscape { height: 240px; }
}
@media (max-width: 580px) {
  .gc-4tech-grid {
    grid-template-columns: 1fr;
  }
  .gc-4tech-card { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .gc-4tech-card:last-child { border-bottom: none; }
  .gc-4tech-footer { flex-direction: column; align-items: flex-start; gap: 0.3rem; }
}

/* ─── VISION RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .gc-vision-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .gc-vision-img img { height: 280px; }
  .gc-vision-metrics {
    gap: 0;
    padding: 1rem;
  }
  .gc-vision-metric { padding: 0.5rem 1rem; }
  .gc-vision-metric-sep { display: none; }
  .gc-vision-band-inner {
    grid-template-columns: 1fr;
  }
  .gc-vision-band-text {
    padding: 2.5rem 1.5rem;
  }
  .gc-vision-band-img img { min-height: 220px; height: 220px; }
}

/* ═══════════════════════════════════════════════════════════════════════
   TRACK RECORD SECTION (index.html)
═══════════════════════════════════════════════════════════════════════ */
.track-record-section {
  background: var(--gc-surface);
}
.tr-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 3rem;
}
/* Featured card — full-width horizontal layout */
.tr-card--featured {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--gc-line);
  box-shadow: 0 4px 24px rgba(9,60,133,0.07);
  transition: box-shadow 0.25s, transform 0.25s;
}
.tr-card--featured:hover {
  box-shadow: 0 12px 40px rgba(9,60,133,0.13);
  transform: translateY(-3px);
}
/* Image side */
.tr-card-img {
  position: relative;
  min-height: 380px;
  overflow: hidden;
}
.tr-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.4s;
}
.tr-card--featured:hover .tr-card-img img {
  transform: scale(1.04);
}
.tr-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(9,60,133,0.35) 0%, transparent 60%);
}
/* Pioneer badge */
.tr-badge {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 1rem;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}
.tr-badge--pioneer {
  background: rgba(201,168,76,0.92);
  color: #12233D;
}
/* Body side */
.tr-card-body {
  padding: 2.5rem 2.75rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1rem;
}
.tr-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-size: 0.78rem;
  color: var(--gc-grey);
  font-family: 'IBM Plex Mono', monospace;
}
.tr-year {
  font-weight: 700;
  color: var(--gc-blue);
  font-size: 0.85rem;
}
.tr-separator { opacity: 0.35; }
.tr-location i { color: var(--gc-cyan); margin-right: 3px; }
.tr-type {
  background: var(--gc-surface);
  border: 1px solid var(--gc-line);
  padding: 0.15rem 0.6rem;
  border-radius: 4px;
  font-size: 0.72rem;
}
.tr-card-body h3 {
  font-size: clamp(1.3rem, 2.2vw, 1.65rem);
  font-weight: 800;
  color: var(--gc-ink);
  line-height: 1.2;
  margin: 0;
}
.tr-lead {
  font-size: 0.95rem;
  color: var(--gc-grey);
  line-height: 1.65;
  margin: 0;
}
/* Spec grid */
.tr-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1.5rem;
  padding: 1.25rem;
  background: var(--gc-surface);
  border-radius: 10px;
  border: 1px solid var(--gc-line);
}
.tr-spec {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.tr-spec-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gc-grey);
  font-family: 'IBM Plex Mono', monospace;
}
.tr-spec-value {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--gc-ink);
}
/* CTA link */
.tr-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--gc-blue);
  text-decoration: none;
  letter-spacing: 0.02em;
  padding-top: 0.25rem;
  transition: gap 0.2s, color 0.2s;
}
.tr-link:hover {
  gap: 0.8rem;
  color: var(--gc-cyan);
}

/* ─── Track Record Responsive ─────────────────────────────────────── */
@media (max-width: 900px) {
  .tr-card--featured {
    grid-template-columns: 1fr;
  }
  .tr-card-img {
    min-height: 260px;
  }
  .tr-card-body {
    padding: 2rem 1.75rem;
  }
}
@media (max-width: 600px) {
  .tr-specs {
    grid-template-columns: 1fr;
  }
  .tr-card-body {
    padding: 1.5rem;
  }
}