/* ============================================================
   NEXDANE ENERGY CONTROLS — Design System
   Industrial Dark Theme · SCADA/OT Aesthetic
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Surface Colors — Dark Industrial Palette */
  --bg-primary:       #060b14;
  --bg-secondary:     #0a1020;
  --bg-card:          #0d1528;
  --bg-card-hover:    #111d35;
  --bg-elevated:      #141e33;
  --bg-nav:           rgba(6, 11, 20, 0.92);
  --bg-footer:        #050910;

  /* Accent Colors — SCADA-inspired */
  --accent-blue:      #0088cc;
  --accent-blue-glow: #00aaff;
  --accent-cyan:      #00c8d4;
  --accent-green:     #00c896;
  --accent-green-dim: #00a87d;
  --accent-amber:     #f0a030;
  --accent-red:       #e04040;

  /* Text Colors */
  --text-primary:     #e8ecf4;
  --text-secondary:   #8994a8;
  --text-muted:       #5a6578;
  --text-accent:      #00aaff;
  --text-on-accent:   #ffffff;

  /* Borders */
  --border-subtle:    rgba(255, 255, 255, 0.06);
  --border-card:      rgba(255, 255, 255, 0.08);
  --border-hover:     rgba(0, 170, 255, 0.25);
  --border-accent:    rgba(0, 170, 255, 0.4);

  /* Gradients */
  --gradient-hero:    linear-gradient(135deg, #060b14 0%, #0a1a2e 50%, #060b14 100%);
  --gradient-accent:  linear-gradient(135deg, #0088cc, #00c896);
  --gradient-card:    linear-gradient(180deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0) 100%);

  /* Shadows */
  --shadow-sm:        0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md:        0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg:        0 8px 32px rgba(0, 0, 0, 0.6);
  --shadow-glow:      0 0 20px rgba(0, 136, 204, 0.15);
  --shadow-glow-strong: 0 0 40px rgba(0, 136, 204, 0.25);

  /* Typography */
  --font-primary:     'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:        'JetBrains Mono', 'Fira Code', monospace;

  /* Sizing */
  --container-max:    1200px;
  --container-wide:   1400px;
  --nav-height:       72px;
  --section-padding:  100px;
  --border-radius:    8px;
  --border-radius-lg: 12px;

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

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--text-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-cyan);
}

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

ul, ol {
  list-style: none;
}

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

.container--wide {
  max-width: var(--container-wide);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

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

.text-mono {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-blue-glow);
  margin-bottom: 12px;
  display: inline-block;
}

.section-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 640px;
  margin-top: 16px;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 1000;
  transition: background var(--transition-base);
}

.nav__inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 32px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.nav__logo-icon {
  width: 36px;
  height: 36px;
  position: relative;
}

.nav__logo-icon svg {
  width: 100%;
  height: 100%;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.nav__logo-name {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.nav__logo-sub {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav__link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link:hover,
.nav__link--active {
  color: var(--text-primary);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-blue);
  transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__cta {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: 6px;
  background: var(--accent-blue);
  color: var(--text-on-accent);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.nav__cta:hover {
  background: transparent;
  border-color: var(--accent-blue);
  color: var(--accent-blue-glow);
  box-shadow: var(--shadow-glow);
}

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-secondary);
  transition: all var(--transition-fast);
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 136, 204, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 136, 204, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  pointer-events: none;
}

.hero__glow--blue {
  top: -100px;
  right: -100px;
  background: var(--accent-blue);
}

.hero__glow--cyan {
  bottom: -200px;
  left: -100px;
  background: var(--accent-cyan);
  opacity: 0.08;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-green);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.hero__eyebrow::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero__title {
  font-size: clamp(2.2rem, 4.5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero__subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 40px;
  max-width: 560px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--border-subtle);
}

.hero__stat {
  display: flex;
  flex-direction: column;
}

.hero__stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.hero__stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--border-radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.btn--primary {
  background: var(--accent-blue);
  color: var(--text-on-accent);
  border-color: var(--accent-blue);
}

.btn--primary:hover {
  background: #0099dd;
  box-shadow: var(--shadow-glow-strong);
  transform: translateY(-1px);
  color: var(--text-on-accent);
}

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

.btn--outline:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue-glow);
  background: rgba(0, 136, 204, 0.05);
}

.btn__icon {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.btn:hover .btn__icon {
  transform: translateX(2px);
}

/* ============================================================
   SECTIONS (Generic)
   ============================================================ */
.section {
  padding: var(--section-padding) 0;
  position: relative;
}

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

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

.section__header .section-description {
  margin-left: auto;
  margin-right: auto;
}

/* Horizontal divider line */
.section__divider {
  width: 60px;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: 2px;
  margin: 0 auto 20px;
}

/* ============================================================
   TRUST BAR (Certifications)
   ============================================================ */
.trust-bar {
  padding: 40px 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

.trust-bar__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-bar__item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.03em;
}

.trust-bar__icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background: rgba(0, 136, 204, 0.08);
  border: 1px solid rgba(0, 136, 204, 0.15);
  color: var(--accent-blue-glow);
}

.trust-bar__icon svg {
  width: 18px;
  height: 18px;
}

/* ============================================================
   PRODUCT / SOLUTION CARDS
   ============================================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  transition: all var(--transition-base);
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

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

.card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(0, 136, 204, 0.1);
  border: 1px solid rgba(0, 136, 204, 0.15);
  color: var(--accent-blue-glow);
  margin-bottom: 20px;
}

.card__icon svg {
  width: 24px;
  height: 24px;
}

.card__title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.card__text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.card__tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 4px 10px;
  border-radius: 4px;
  background: rgba(0, 200, 150, 0.08);
  color: var(--accent-green);
  border: 1px solid rgba(0, 200, 150, 0.15);
}

.card__link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-blue-glow);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition-fast);
}

.card__link:hover {
  gap: 10px;
  color: var(--accent-cyan);
}

/* ============================================================
   FEATURES SECTION
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}

.feature {
  padding: 28px;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.01);
  transition: all var(--transition-base);
}

.feature:hover {
  border-color: var(--border-hover);
  background: rgba(0, 136, 204, 0.03);
}

.feature__icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 1.2rem;
}

.feature__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature__text {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.65;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta {
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta__box {
  position: relative;
  padding: 64px 48px;
  border-radius: var(--border-radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  max-width: 800px;
  margin: 0 auto;
  overflow: hidden;
}

.cta__box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
}

.cta__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 16px;
}

.cta__text {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-bottom: 32px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg-footer);
  border-top: 1px solid var(--border-subtle);
  padding: 64px 0 32px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand {
  max-width: 280px;
}

.footer__brand-text {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.7;
  margin-top: 16px;
}

.footer__col-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__link {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--text-primary);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer__legal {
  display: flex;
  gap: 24px;
}

.footer__legal a {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer__legal a:hover {
  color: var(--text-secondary);
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.page-header {
  padding: calc(var(--nav-height) + 64px) 0 64px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.page-header__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 136, 204, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 136, 204, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-subtle);
}

.timeline__item {
  position: relative;
  margin-bottom: 40px;
}

.timeline__item::before {
  content: '';
  position: absolute;
  left: -29px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent-blue);
  border: 2px solid var(--bg-primary);
  box-shadow: 0 0 8px rgba(0, 136, 204, 0.3);
}

.timeline__year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-blue-glow);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.timeline__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.timeline__text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* Team grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.team-member {
  text-align: center;
  padding: 32px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-base);
}

.team-member:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.team-member__avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(0, 136, 204, 0.1);
  border: 2px solid rgba(0, 136, 204, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.5rem;
  color: var(--accent-blue-glow);
}

.team-member__name {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.team-member__role {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============================================================
   SOLUTIONS PAGE
   ============================================================ */
.solution-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 60px 0;
}

.solution-detail:nth-child(even) {
  direction: rtl;
}

.solution-detail:nth-child(even) > * {
  direction: ltr;
}

.solution-detail + .solution-detail {
  border-top: 1px solid var(--border-subtle);
}

.solution__visual {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--border-radius-lg);
  padding: 32px;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.solution__visual-inner {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-green);
  text-align: left;
  line-height: 1.8;
  opacity: 0.7;
}

.solution__content h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.solution__content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.solution__features-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.solution__feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.solution__feature-item::before {
  content: '→';
  color: var(--accent-green);
  font-weight: 600;
  flex-shrink: 0;
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(0, 136, 204, 0.1);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L6 6L11 1' stroke='%235a6578' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

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

.contact-info__icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(0, 136, 204, 0.08);
  border: 1px solid rgba(0, 136, 204, 0.15);
  color: var(--accent-blue-glow);
}

.contact-info__icon svg {
  width: 20px;
  height: 20px;
}

.contact-info__label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-info__value {
  font-size: 0.95rem;
  color: var(--text-primary);
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-in {
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.animate-in--delay-1 { animation-delay: 0.1s; }
.animate-in--delay-2 { animation-delay: 0.2s; }
.animate-in--delay-3 { animation-delay: 0.3s; }
.animate-in--delay-4 { animation-delay: 0.4s; }

/* Scroll-triggered animation (applied via JS) */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .solution-detail {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .solution-detail:nth-child(even) {
    direction: ltr;
  }

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

@media (max-width: 768px) {
  :root {
    --section-padding: 64px;
  }

  .nav__links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg-nav);
    backdrop-filter: blur(20px);
    padding: 24px 32px;
    gap: 20px;
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav__links--open {
    display: flex;
  }

  .nav__toggle {
    display: flex;
  }

  .hero {
    min-height: auto;
    padding: calc(var(--nav-height) + 48px) 0 64px;
  }

  .hero__stats {
    flex-direction: column;
    gap: 20px;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    text-align: center;
    justify-content: center;
  }

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

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

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

  .footer__bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .trust-bar__inner {
    flex-direction: column;
    gap: 20px;
  }

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

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.5rem; }
}