/* ============================================================
   ANTIPOLIS — Green Datacenter Park
   style.css — Premium Dark Theme with Parallax
   ============================================================ */

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

:root {
  --bg-dark:         #0a0f1a;
  --bg-section:      #0d1321;
  --bg-card:         #131b2e;
  --bg-card-hover:   #1a2540;
  --accent:          #00e68a;
  --accent-alt:      #00bcd4;
  --accent-dim:      rgba(0,230,138,0.12);
  --accent-alt-dim:  rgba(0,188,212,0.10);
  --text-primary:    #f0f4f8;
  --text-secondary:  #8899aa;
  --text-muted:      #556677;
  --gradient:        linear-gradient(135deg, #00e68a 0%, #00bcd4 100%);
  --gradient-rev:    linear-gradient(135deg, #00bcd4 0%, #00e68a 100%);
  --border:          rgba(255,255,255,0.06);
  --border-accent:   rgba(0,230,138,0.25);
  --radius-sm:       8px;
  --radius-md:       14px;
  --radius-lg:       20px;
  --shadow-card:     0 4px 24px rgba(0,0,0,0.4);
  --shadow-accent:   0 0 32px rgba(0,230,138,0.15);
  --nav-height:      72px;
  --max-w:           1240px;
  --section-pad:     96px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ── Typography ───────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gradient);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 20px;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.75;
}

/* ── Layout ───────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  position: relative;
  overflow: hidden;
}

.section-inner {
  padding: var(--section-pad) 0;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient);
  color: #0a0f1a;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0,230,138,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid rgba(255,255,255,0.2);
}

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

.btn-ghost {
  background: transparent;
  color: var(--accent);
  padding: 10px 0;
  border-radius: 0;
}

.btn-ghost:hover {
  gap: 12px;
}

/* ── Decorative Glow Blobs ────────────────────────────────── */
.glow-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.glow-blob-green {
  background: radial-gradient(circle, rgba(0,230,138,0.12) 0%, transparent 70%);
}

.glow-blob-cyan {
  background: radial-gradient(circle, rgba(0,188,212,0.10) 0%, transparent 70%);
}

/* ── Navigation ───────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

.nav.scrolled {
  background: rgba(10, 15, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 40px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #0a0f1a;
  font-weight: 800;
}

.nav-logo-text {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
}

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

.nav-right {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

.nav-cta {
  padding: 10px 22px;
  font-size: 0.88rem;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav drawer */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(10, 15, 26, 0.97);
  backdrop-filter: blur(20px);
  padding: 24px;
  z-index: 999;
  border-bottom: 1px solid var(--border);
  transform: translateY(-10px);
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: none;
}

.nav-mobile.open {
  display: block;
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.nav-mobile ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
}

.nav-mobile ul li a {
  display: block;
  padding: 12px 8px;
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}

.nav-mobile ul li a:hover {
  color: var(--accent);
}

/* ── HERO ─────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100dvh;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-image: url('../assets/images/hero-datacenter.png');
  background-size: cover;
  background-position: center 30%;
  background-attachment: fixed; /* CSS parallax fallback */
  will-change: background-position;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10,15,26,0.45) 0%,
    rgba(10,15,26,0.60) 40%,
    rgba(10,15,26,0.88) 80%,
    rgba(10,15,26,0.97) 100%
  );
  z-index: 1;
}

.hero-overlay-side {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(10,15,26,0.75) 0%,
    transparent 60%
  );
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 780px;
  padding-top: var(--nav-height);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(0,230,138,0.10);
  border: 1px solid rgba(0,230,138,0.25);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}

.hero-badge .badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero-title {
  font-size: clamp(2.8rem, 6.5vw, 5.5rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
  color: var(--text-primary);
}

.hero-title .line-green {
  display: block;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  color: rgba(240,244,248,0.75);
  max-width: 600px;
  line-height: 1.75;
  margin-bottom: 36px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero-stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
  align-self: center;
}

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, transparent, var(--accent));
  animation: scroll-line 2s ease-in-out infinite;
}

.hero-scroll-text {
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
}

@keyframes scroll-line {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

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

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text-col .section-sub:not(:last-child) {
  margin-bottom: 20px;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.value-card {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}

.value-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-accent);
}

.value-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
}

.value-body h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.value-body p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── TEAM ─────────────────────────────────────────────────── */
.team {
  background: var(--bg-dark);
}

.team-header {
  text-align: center;
  margin-bottom: 56px;
}

.team-header .section-sub {
  margin: 0 auto;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: border-color 0.25s, transform 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}

.team-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient);
  opacity: 0;
  transition: opacity 0.3s;
}

.team-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: 0 20px 48px rgba(0,0,0,0.4), var(--shadow-accent);
}

.team-card:hover::before {
  opacity: 1;
}

.team-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  color: #0a0f1a;
  margin: 0 auto 20px;
}

.team-card h3 {
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.team-role-badge {
  display: inline-block;
  padding: 3px 10px;
  background: var(--accent-dim);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.team-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── SERVICES ─────────────────────────────────────────────── */
.services {
  background: var(--bg-section);
}

.services-header {
  text-align: center;
  margin-bottom: 48px;
}

.services-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 52px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 10px 22px;
  border-radius: 100px;
  border: 1.5px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.tab-btn:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: border-color 0.25s, transform 0.3s, box-shadow 0.3s;
  position: relative;
  display: flex;
  flex-direction: column;
}

.service-card.featured {
  border-color: var(--border-accent);
  background: linear-gradient(145deg, #131b2e 0%, #142035 100%);
  box-shadow: 0 4px 40px rgba(0,230,138,0.10);
}

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

.service-card.featured:hover {
  box-shadow: 0 24px 56px rgba(0,0,0,0.4), 0 0 40px rgba(0,230,138,0.15);
}

.service-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 20px;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--border-accent);
  align-self: flex-start;
}

.service-badge.recommended {
  background: var(--gradient);
  color: #0a0f1a;
  border: none;
}

.service-card h3 {
  font-size: 1.35rem;
  margin-bottom: 8px;
}

.service-card > p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.65;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
  flex: 1;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.service-features li::before {
  content: '';
  display: block;
  width: 16px;
  height: 16px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300e68a' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'%3E%3C/polyline%3E%3C/svg%3E") center/contain no-repeat;
  flex-shrink: 0;
}

/* ── WHY ──────────────────────────────────────────────────── */
.why {
  background: var(--bg-dark);
}

.why-header {
  text-align: center;
  margin-bottom: 56px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.why-card {
  padding: 32px 26px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.25s, transform 0.3s, box-shadow 0.3s;
}

.why-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-accent);
}

.why-number {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}

.why-icon {
  width: 48px;
  height: 48px;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 16px;
}

.why-card h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

.why-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ── PORTFOLIO ────────────────────────────────────────────── */
.portfolio {
  background: var(--bg-section);
}

.portfolio-header {
  text-align: center;
  margin-bottom: 56px;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.portfolio-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.25s, transform 0.3s, box-shadow 0.3s;
}

.portfolio-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.portfolio-card.featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.portfolio-visual {
  height: 200px;
  background: linear-gradient(135deg, #0d1e1a 0%, #0a2030 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.portfolio-card.featured .portfolio-visual {
  height: auto;
  min-height: 280px;
  background: linear-gradient(135deg, #0d2020 0%, #0a1525 50%, #0d2030 100%);
}

.portfolio-visual-inner {
  text-align: center;
}

.portfolio-location-code {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.portfolio-card.featured .portfolio-location-code {
  font-size: 4rem;
}

.portfolio-location-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.portfolio-body {
  padding: 28px;
}

.portfolio-card.featured .portfolio-body {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.portfolio-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.portfolio-status-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.portfolio-body h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.portfolio-card.featured .portfolio-body h3 {
  font-size: 1.7rem;
  margin-bottom: 12px;
}

.portfolio-body p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 20px;
}

.portfolio-specs {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.portfolio-spec {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.portfolio-spec-val {
  font-size: 1.1rem;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.portfolio-spec-key {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── SUSTAINABILITY ───────────────────────────────────────── */
.sustainability {
  background: var(--bg-dark);
}

.sustainability-header {
  text-align: center;
  margin-bottom: 64px;
}

.sustainability-stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.sust-stat {
  text-align: center;
}

.sust-stat-num {
  font-size: 2.2rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 6px;
}

.sust-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sustainability-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-bottom: 72px;
}

.sust-pillars {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sust-pillar {
  display: flex;
  gap: 20px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.25s, transform 0.25s;
}

.sust-pillar:hover {
  border-color: var(--border-accent);
  transform: translateX(4px);
}

.sust-pillar-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
}

.sust-pillar h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.sust-pillar p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.sust-pue {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sust-pue-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.pue-bar-item {
  margin-bottom: 20px;
}

.pue-bar-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}

.pue-bar-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.pue-bar-value {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.pue-bar-track {
  height: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  overflow: hidden;
}

.pue-bar-fill {
  height: 100%;
  border-radius: 100px;
  background: var(--gradient);
  width: 0%;
  transition: width 1.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.pue-bar-fill.ani-done {
  /* actual width set by JS */
}

/* Roadmap */
.sust-roadmap {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.sust-roadmap-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 36px;
  text-align: center;
}

.roadmap-steps {
  display: flex;
  gap: 0;
  position: relative;
}

.roadmap-steps::before {
  content: '';
  position: absolute;
  top: 20px;
  left: 40px;
  right: 40px;
  height: 2px;
  background: linear-gradient(to right, var(--accent), var(--accent-alt));
  z-index: 0;
}

.roadmap-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.roadmap-dot {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  transition: all 0.3s;
}

.roadmap-step.active .roadmap-dot {
  background: var(--gradient);
  color: #0a0f1a;
  border-color: transparent;
  box-shadow: 0 0 20px rgba(0,230,138,0.4);
}

.roadmap-step-year {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
}

.roadmap-step-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ── MILESTONES ───────────────────────────────────────────── */
.milestones {
  background: var(--bg-section);
}

.milestones-header {
  text-align: center;
  margin-bottom: 64px;
}

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--accent-alt));
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  gap: 40px;
  margin-bottom: 48px;
  position: relative;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-item:nth-child(even) .timeline-content {
  text-align: right;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 12px;
  width: 16px;
  height: 16px;
  background: var(--gradient);
  border-radius: 50%;
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: 0 0 0 4px rgba(0,230,138,0.15);
}

.timeline-date {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  padding-top: 8px;
}

.timeline-item:nth-child(even) .timeline-date {
  justify-content: flex-start;
}

.timeline-date span {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.timeline-content {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: border-color 0.25s, transform 0.25s;
}

.timeline-content:hover {
  border-color: var(--border-accent);
  transform: scale(1.02);
}

.timeline-content h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── CONTACT ──────────────────────────────────────────────── */
.contact {
  background: var(--bg-dark);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}

.contact-info h2 {
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  margin-bottom: 16px;
}

.contact-info > p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 36px;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 40px;
}

.contact-item {
  display: flex;
  gap: 16px;
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent);
}

.contact-item-body h5 {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.contact-item-body p,
.contact-item-body a {
  font-size: 0.9rem;
  color: var(--text-primary);
  text-decoration: none;
  line-height: 1.5;
}

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

/* Form */
.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238899aa' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0,230,138,0.1);
}

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

.form-privacy {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 24px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.form-privacy input[type="checkbox"] {
  width: 16px;
  height: 16px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--accent);
}

.form-submit {
  width: 100%;
  justify-content: center;
  padding: 16px;
  font-size: 1rem;
}

/* ── FOOTER ───────────────────────────────────────────────── */
.footer {
  background: #060a12;
  border-top: 1px solid var(--border);
}

.footer-top {
  padding: 64px 0 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin: 16px 0 24px;
}

.footer-tagline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
}

.footer-tagline-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

.footer-col h5 {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-bottom-links a {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-bottom-links a:hover {
  color: var(--text-primary);
}

/* ── Reveal Helpers ───────────────────────────────────────── */
.reveal {
  opacity: 1; /* GSAP handles this */
}

/* ── Scrollbar ────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: #2a3a50;
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* ── Selection ────────────────────────────────────────────── */
::selection {
  background: rgba(0,230,138,0.25);
  color: var(--text-primary);
}

/* ── RESPONSIVE ───────────────────────────────────────────── */

@media (max-width: 1100px) {
  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-grid {
    gap: 48px;
  }
}

@media (max-width: 900px) {
  :root {
    --section-pad: 64px;
  }

  .nav-links, .nav-right .btn-outline {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

  .portfolio-card.featured {
    grid-template-columns: 1fr;
  }

  .portfolio-card.featured .portfolio-visual {
    min-height: 200px;
  }

  .sustainability-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item,
  .timeline-item:nth-child(even) {
    flex-direction: row;
  }

  .timeline-item:nth-child(even) .timeline-content {
    text-align: left;
  }

  .timeline-dot {
    left: 20px;
  }

  .timeline-date {
    display: none;
  }

  .timeline-content {
    flex: 1;
    margin-left: 52px;
  }

  .roadmap-steps::before {
    top: 20px;
    left: 20px;
    right: 20px;
  }
}

@media (max-width: 640px) {
  :root {
    --section-pad: 48px;
  }

  .hero-title {
    font-size: clamp(2.2rem, 10vw, 3.5rem);
  }

  .hero-stats {
    gap: 20px;
  }

  .hero-divider {
    display: none;
  }

  .hero-ctas {
    flex-direction: column;
  }

  .hero-ctas .btn {
    width: 100%;
    justify-content: center;
  }

  .team-grid,
  .why-grid,
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-card.featured {
    grid-column: auto;
  }

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

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

  .sust-roadmap {
    padding: 24px 16px;
  }

  .roadmap-steps {
    flex-direction: column;
    gap: 24px;
  }

  .roadmap-steps::before {
    display: none;
  }

  .roadmap-step {
    flex-direction: row;
    text-align: left;
    gap: 16px;
  }

  .contact-form {
    padding: 28px 20px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .sustainability-stats {
    gap: 32px;
  }
}