/* ========================================
   TiBeRIUM — Global Stylesheet
   ======================================== */

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

:root {
  --white: #ffffff;
  --off-white: #f8fafc;
  --grey-50: #f1f5f9;
  --grey-100: #e2e8f0;
  --grey-200: #cbd5e1;
  --grey-300: #94a3b8;
  --grey-400: #64748b;
  --grey-600: #475569;
  --grey-800: #1e293b;
  --grey-900: #0f172a;

  --ti-blue: #2563eb;
  --ti-blue-light: #3b82f6;
  --ti-blue-soft: #dbeafe;
  --ti-blue-bg: #eff6ff;

  --be-gold: #d97706;
  --be-gold-light: #f59e0b;
  --be-gold-soft: #fef3c7;
  --be-gold-bg: #fffbeb;

  --green: #059669;
  --green-soft: #d1fae5;
  --green-bg: #ecfdf5;

  --navy: #0c1829;
  --navy-mid: #1e293b;

  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Space Grotesk', 'Inter', sans-serif;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.1);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --max-width: 1200px;
  --section-padding: 6rem 2rem;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--grey-800);
  line-height: 1.65;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--ti-blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--ti-blue-light); }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--grey-900);
  line-height: 1.2;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 600; }
h4 { font-size: 1.1rem; font-weight: 600; }
p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* --- Layout --- */
.tb-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}
section { padding: 6rem 0; }
.section-alt { background: var(--off-white); }

.section-header {
  max-width: 720px;
  margin-bottom: 3.5rem;
}
.section-header p {
  font-size: 1.1rem;
  color: var(--grey-600);
  line-height: 1.7;
}
.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}
.section-tag.ti { color: var(--ti-blue); }
.section-tag.be { color: var(--be-gold); }
.section-tag.green { color: var(--green); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}
.btn-primary {
  background: var(--ti-blue);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--ti-blue-light);
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--grey-800);
  border: 1.5px solid var(--grey-200);
}
.btn-outline:hover {
  border-color: var(--ti-blue);
  color: var(--ti-blue);
}
.btn-group { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.nav.scrolled {
  border-bottom-color: var(--grey-100);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 72px;
}
.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--grey-900);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-logo .el {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 5px;
}
.nav-logo .el-ti {
  background: var(--ti-blue-soft);
  color: var(--ti-blue);
  border: 1px solid rgba(37,99,235,0.2);
}
.nav-logo .el-be {
  background: var(--be-gold-soft);
  color: var(--be-gold);
  border: 1px solid rgba(217,119,6,0.2);
}
.nav-links {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}
.nav-links a {
  display: block;
  padding: 0.5rem 0.9rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--grey-600);
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--grey-900);
  background: var(--grey-50);
}
.nav-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--grey-800);
  margin: 4px 0;
  transition: 0.3s;
}

/* --- Hero (Home) --- */
.hero {
  padding: 10rem 0 6rem;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--white) 0%, var(--ti-blue-bg) 50%, var(--be-gold-bg) 100%);
}
.hero-content {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
  z-index: 2;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--white);
  border: 1px solid var(--grey-100);
  border-radius: 100px;
  font-size: 0.8rem;
  color: var(--grey-600);
  font-weight: 500;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}
.hero-badge svg { flex-shrink: 0; }
.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  max-width: 800px;
}
.hero-title .highlight-ti { color: var(--ti-blue); }
.hero-title .highlight-be { color: var(--be-gold); }
.hero-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--grey-600);
  max-width: 640px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}
.hero-stats {
  display: flex;
  gap: 3rem;
  padding-top: 3rem;
  border-top: 1px solid var(--grey-100);
}
.hero-stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--grey-900);
  line-height: 1;
}
.hero-stat-label {
  font-size: 0.78rem;
  color: var(--grey-400);
  margin-top: 0.35rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.hero-bg-pattern {
  position: absolute;
  top: 0;
  right: -10%;
  width: 60%;
  height: 100%;
  opacity: 0.06;
  pointer-events: none;
}

/* --- Page Hero (Inner Pages) --- */
.page-hero {
  padding: 9rem 0 4rem;
  background: var(--off-white);
  border-bottom: 1px solid var(--grey-100);
}
.page-hero .tb-container { max-width: var(--max-width); margin: 0 auto; }
.page-hero h1 { margin-bottom: 1rem; }
.page-hero .lead {
  font-size: 1.15rem;
  color: var(--grey-600);
  max-width: 680px;
  line-height: 1.7;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--grey-400);
  margin-bottom: 1.5rem;
}
.breadcrumb a { color: var(--grey-400); }
.breadcrumb a:hover { color: var(--ti-blue); }
.breadcrumb .sep { margin: 0 0.15rem; }

/* --- Cards --- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--grey-100);
  padding: 2rem;
  transition: transform 0.25s, box-shadow 0.25s;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.25rem;
  font-weight: 700;
}
.card-icon.ti { background: var(--ti-blue-soft); color: var(--ti-blue); }
.card-icon.be { background: var(--be-gold-soft); color: var(--be-gold); }
.card-icon.green { background: var(--green-soft); color: var(--green); }
.card h3 { margin-bottom: 0.6rem; }
.card p { font-size: 0.92rem; color: var(--grey-600); line-height: 1.6; }

/* --- Grids --- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

/* --- Stat Cards --- */
.stat-card {
  text-align: center;
  padding: 2.5rem 1.5rem;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--grey-100);
}
.stat-value {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stat-value.ti { color: var(--ti-blue); }
.stat-value.be { color: var(--be-gold); }
.stat-value.green { color: var(--green); }
.stat-label {
  font-size: 0.85rem;
  color: var(--grey-400);
  font-weight: 500;
  line-height: 1.4;
}

/* --- TRL Badge --- */
.trl-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 1rem;
  padding: 0.3rem 0.75rem;
  background: var(--grey-50);
  border: 1px solid var(--grey-100);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--grey-600);
}
.trl-badge .arrow { color: var(--ti-blue); }

/* --- Value Chain --- */
.chain-container {
  display: flex;
  align-items: stretch;
  gap: 0;
  position: relative;
}
.chain-step {
  flex: 1;
  text-align: center;
  padding: 2rem 1rem;
  position: relative;
}
.chain-step::after {
  content: '\2192';
  position: absolute;
  right: -12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--grey-200);
  z-index: 2;
}
.chain-step:last-child::after { display: none; }
.chain-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.4rem;
}
.chain-step h4 { margin-bottom: 0.4rem; }
.chain-step p { font-size: 0.82rem; color: var(--grey-600); }

/* --- Objectives List --- */
.obj-list { display: grid; gap: 0.75rem; }
.obj-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 1.25rem;
  align-items: start;
  padding: 1.5rem 1.75rem;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--grey-100);
  transition: transform 0.2s, box-shadow 0.2s;
}
.obj-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-sm);
}
.obj-num {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--grey-200);
  text-align: center;
  padding-top: 2px;
}
.obj-content h3 { margin-bottom: 0.3rem; }
.obj-content p { font-size: 0.9rem; color: var(--grey-600); }

/* --- Partners --- */
.partner-group-title {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--grey-400);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--grey-100);
}
.partner-card {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1rem;
  background: var(--white);
  border-radius: var(--radius-sm);
  border: 1px solid var(--grey-100);
  transition: transform 0.2s, box-shadow 0.2s;
}
.partner-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.partner-flag {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  color: white;
}
.flag-de { background: #374151; }
.flag-gr { background: #0d5eaf; }
.flag-cy { background: #c77d00; }
.flag-uk { background: #1e3a5f; }
.flag-no { background: #ba0c2f; }
.flag-es { background: #c60b1e; }
.flag-pl { background: #dc143c; }
.flag-be { background: #2d2926; }
.flag-fi { background: #003580; }
.flag-kz { background: #00afca; }
.flag-uz { background: #1eb53a; }
.partner-info { min-width: 0; }
.partner-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--grey-900);
  line-height: 1.25;
}
.partner-acronym {
  font-size: 0.7rem;
  color: var(--grey-400);
  margin-top: 1px;
}
.partner-type {
  margin-left: auto;
  flex-shrink: 0;
  font-size: 0.62rem;
  font-weight: 600;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.type-uni { background: var(--ti-blue-soft); color: var(--ti-blue); }
.type-le { background: var(--be-gold-soft); color: var(--be-gold); }
.type-sme { background: var(--green-soft); color: var(--green); }
.type-rto { background: #ede9fe; color: #7c3aed; }
.type-ind { background: #fce7f3; color: #db2777; }

.country-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--grey-100);
}
.country-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  background: var(--white);
  border: 1px solid var(--grey-100);
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--grey-600);
}
.country-tag .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}
.dot-eu { background: var(--ti-blue); }
.dot-kz { background: var(--be-gold); }

/* --- WP Grid --- */
.wp-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
.wp-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--grey-100);
  background: var(--white);
  transition: background 0.2s;
}
.wp-item:hover { background: var(--off-white); }
.wp-tag {
  flex-shrink: 0;
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.3rem 0.55rem;
  border-radius: 5px;
  background: var(--grey-900);
  color: var(--white);
  letter-spacing: 0.03em;
}
.wp-info h4 { font-size: 0.9rem; margin-bottom: 0.25rem; }
.wp-info p { font-size: 0.8rem; color: var(--grey-600); }

/* --- Innovation Detail --- */
.innovation-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
  padding: 4rem 0;
  border-bottom: 1px solid var(--grey-100);
}
.innovation-block:last-child { border-bottom: none; }
.innovation-block.reverse { direction: rtl; }
.innovation-block.reverse > * { direction: ltr; }
.innovation-text h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}
.innovation-text p {
  color: var(--grey-600);
  line-height: 1.7;
}
.innovation-features {
  list-style: none;
  margin-top: 1.5rem;
}
.innovation-features li {
  padding: 0.6rem 0;
  padding-left: 1.5rem;
  position: relative;
  font-size: 0.92rem;
  color: var(--grey-600);
  border-bottom: 1px solid var(--grey-50);
}
.innovation-features li:last-child { border-bottom: none; }
.innovation-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1rem;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ti-blue);
}
.innovation-features.be li::before { background: var(--be-gold); }
.innovation-visual {
  background: var(--off-white);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  border: 1px solid var(--grey-100);
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* --- Impact Section --- */
.impact-category {
  margin-bottom: 4rem;
}
.impact-category:last-child { margin-bottom: 0; }
.impact-category h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}
.impact-category > p {
  color: var(--grey-600);
  max-width: 640px;
  margin-bottom: 2rem;
}

/* --- News Cards --- */
.news-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--grey-100);
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
}
.news-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.news-card-img {
  height: 200px;
  background: var(--grey-50);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--grey-300);
  font-size: 0.85rem;
}
.news-card-body { padding: 1.5rem; }
.news-card-date {
  font-size: 0.75rem;
  color: var(--grey-400);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}
.news-card-body h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
}
.news-card-body p {
  font-size: 0.88rem;
  color: var(--grey-600);
}
.news-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ti-blue);
  margin-top: 0.75rem;
}

/* --- Contact Form --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--grey-800);
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.7rem 1rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  border: 1.5px solid var(--grey-100);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--grey-900);
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--ti-blue);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.contact-info-card {
  background: var(--off-white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--grey-100);
}
.contact-info-card h3 { margin-bottom: 1.5rem; }
.contact-item {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--grey-100);
}
.contact-item:last-child { border-bottom: none; }
.contact-item-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}
.contact-item-text h4 { font-size: 0.9rem; margin-bottom: 0.15rem; }
.contact-item-text p { font-size: 0.85rem; color: var(--grey-600); margin: 0; }

/* --- Resources --- */
.resource-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--grey-100);
  margin-bottom: 0.75rem;
  transition: background 0.2s;
}
.resource-item:hover { background: var(--off-white); }
.resource-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--ti-blue-soft);
  color: var(--ti-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
  font-weight: 700;
}
.resource-info { flex: 1; }
.resource-info h4 { font-size: 0.9rem; margin-bottom: 0.15rem; }
.resource-info p { font-size: 0.8rem; color: var(--grey-400); margin: 0; }
.resource-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  text-transform: uppercase;
  background: var(--grey-50);
  color: var(--grey-400);
}

/* --- EU Funding Banner --- */
.eu-banner {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  padding: 2rem;
  background: var(--off-white);
  border: 1px solid var(--grey-100);
  border-radius: var(--radius-lg);
}
.eu-flag {
  flex-shrink: 0;
  width: 56px;
  height: 38px;
  border-radius: 4px;
  overflow: hidden;
}
.eu-banner p {
  font-size: 0.82rem;
  color: var(--grey-600);
  line-height: 1.6;
  margin: 0;
}

/* --- Footer --- */
.footer {
  background: var(--grey-900);
  color: var(--grey-300);
  padding: 4rem 2rem 2rem;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .nav-logo { margin-bottom: 1rem; }
.footer-brand .nav-logo .el-ti {
  background: rgba(37,99,235,0.2);
  border-color: rgba(37,99,235,0.3);
}
.footer-brand .nav-logo .el-be {
  background: rgba(217,119,6,0.2);
  border-color: rgba(217,119,6,0.3);
}
.footer-brand p {
  font-size: 0.85rem;
  color: var(--grey-400);
  line-height: 1.6;
  max-width: 300px;
}
.footer h4 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--grey-300);
  margin-bottom: 1rem;
}
.footer-links {
  list-style: none;
}
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a {
  font-size: 0.85rem;
  color: var(--grey-400);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--white); }
.footer-eu-banner {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  margin: 2.5rem 0;
}
.footer-eu-banner p {
  font-size: 0.78rem;
  color: var(--grey-400);
  line-height: 1.6;
  margin: 0;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  font-size: 0.78rem;
  color: var(--grey-400);
}
.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}
.footer-bottom-links a {
  font-size: 0.78rem;
  color: var(--grey-400);
}
.footer-bottom-links a:hover { color: var(--white); }

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .innovation-block { grid-template-columns: 1fr; gap: 2rem; }
  .innovation-block.reverse { direction: ltr; }
  .chain-container { flex-wrap: wrap; }
  .chain-step { flex: 0 0 33.33%; }
  .chain-step::after { display: none; }
}

@media (max-width: 768px) {
  section { padding: 4rem 0; }
  .nav-links { display: none; }
  .nav-hamburger { display: block; }
  .nav.mobile-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(12px);
    padding: 0.75rem 1.5rem 1.5rem;
    gap: 0.25rem;
    border-bottom: 1px solid var(--grey-100);
    box-shadow: var(--shadow-lg);
  }
  .hero { padding: 8rem 0 4rem; }
  .hero-stats { flex-wrap: wrap; gap: 1.5rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .wp-grid { grid-template-columns: 1fr; }
  .chain-container { flex-direction: column; }
  .chain-step::after { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .eu-banner { flex-direction: column; }
}