/* ==========================================================================
   FusionCore IT — Global Styles
   ========================================================================== */

:root {
  /* Colors */
  --bg: #060911;
  --bg-elevated: #0d1220;
  --surface: #10182b;
  --surface-border: rgba(255, 255, 255, 0.08);
  --text: #eef1f8;
  --text-muted: #9aa4bc;
  --text-faint: #6b7590;

  --accent-cyan: #22d3ee;
  --accent-violet: #a78bfa;
  --accent-blue: #6366f1;
  --gradient: linear-gradient(120deg, var(--accent-cyan), var(--accent-blue) 55%, var(--accent-violet));

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --shadow-glow: 0 0 60px rgba(99, 102, 241, 0.25);
  --max-width: 1180px;

  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

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

section {
  position: relative;
  padding: 96px 0;
}

@media (max-width: 720px) {
  section {
    padding: 64px 0;
  }
}

/* Background glow accents */
.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.glow-cyan {
  background: var(--accent-cyan);
}

.glow-violet {
  background: var(--accent-violet);
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
}

h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.6rem);
}

h3 {
  font-size: 1.25rem;
}

p {
  color: var(--text-muted);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 16px;
}

.eyebrow::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient);
}

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

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient);
  color: #05070c;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(99, 102, 241, 0.35);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--surface-border);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent-cyan);
  background: rgba(34, 211, 238, 0.06);
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   Header / Nav
   ========================================================================== */

.announce-bar {
  background: rgba(245, 158, 11, 0.08);
  border-bottom: 1px solid rgba(245, 158, 11, 0.35);
  color: #fbbf24;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 10px 16px;
  letter-spacing: 0.01em;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 9, 17, 0.75);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--surface-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #05070c;
  font-weight: 800;
  font-size: 0.8rem;
  letter-spacing: -0.02em;
}

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

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s ease;
  position: relative;
}

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

.nav-links a.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -6px;
  height: 2px;
  background: var(--gradient);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

@media (max-width: 860px) {
  .nav-links {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--surface-border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

  .nav-links.open {
    max-height: 320px;
  }

  .nav-links a {
    width: 100%;
    padding: 16px 24px;
    border-bottom: 1px solid var(--surface-border);
  }

  .nav-actions .btn-primary {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  padding-top: 120px;
  padding-bottom: 100px;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.hero p.lead {
  font-size: 1.15rem;
  margin: 24px auto 40px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.stat {
  text-align: center;
}

.stat .num {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
}

.stat .label {
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-top: 4px;
}

@media (max-width: 640px) {
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ==========================================================================
   Cards / Grids
   ========================================================================== */

.grid {
  display: grid;
  gap: 24px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

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

@media (max-width: 860px) {
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  z-index: 1;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.35);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(34, 211, 238, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-cyan);
}

.card h3 {
  margin-bottom: 12px;
}

.card p {
  font-size: 0.95rem;
}

.card ul {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card ul li {
  font-size: 0.9rem;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

.card ul li::before {
  content: '';
  width: 6px;
  height: 6px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--accent-cyan);
  flex-shrink: 0;
}

/* Alternate section background */
.section-alt {
  background: var(--bg-elevated);
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
}

/* ==========================================================================
   Logos / trust strip
   ========================================================================== */

.trust-strip {
  padding: 40px 0;
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
}

.trust-strip .label {
  text-align: center;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 24px;
}

.trust-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
  color: var(--text-faint);
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 1rem;
  opacity: 0.7;
}

/* ==========================================================================
   Process / Steps
   ========================================================================== */

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}

@media (max-width: 860px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

.step {
  position: relative;
  padding-top: 8px;
}

.step .step-num {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 12px;
}

.step h3 {
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.step p {
  font-size: 0.9rem;
}

/* ==========================================================================
   CTA band
   ========================================================================== */

.cta-band {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 64px 40px;
  text-align: center;
  overflow: hidden;
  border: 1px solid var(--surface-border);
  background: radial-gradient(circle at 30% 20%, rgba(99, 102, 241, 0.25), transparent 60%),
              radial-gradient(circle at 80% 80%, rgba(34, 211, 238, 0.18), transparent 55%),
              var(--surface);
}

.cta-band h2 {
  margin-bottom: 16px;
}

.cta-band p {
  max-width: 480px;
  margin: 0 auto 32px;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  border-top: 1px solid var(--surface-border);
  padding: 64px 0 32px;
  background: var(--bg-elevated);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}

@media (max-width: 720px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.footer-grid h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-faint);
  margin-bottom: 16px;
}

.footer-grid ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-grid a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

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

.footer-about p {
  font-size: 0.9rem;
  max-width: 280px;
  margin-top: 12px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--surface-border);
  font-size: 0.85rem;
  color: var(--text-faint);
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-links a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.social-links a:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

/* ==========================================================================
   Page hero (inner pages)
   ========================================================================== */

.page-hero {
  padding: 96px 0 64px;
  text-align: center;
}

.page-hero .section-head {
  margin: 0 auto;
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-faint);
  margin-bottom: 20px;
}

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

/* ==========================================================================
   About page specifics
   ========================================================================== */

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

@media (max-width: 720px) {
  .values-grid {
    grid-template-columns: 1fr;
  }
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

@media (max-width: 860px) {
  .split {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.visual-panel {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--surface-border);
  background: linear-gradient(160deg, rgba(34, 211, 238, 0.08), rgba(167, 139, 250, 0.08));
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.visual-panel .grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

.visual-panel .core {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--gradient);
  filter: blur(2px);
  opacity: 0.85;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 80px rgba(99, 102, 241, 0.6);
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 32px;
  border-left: 2px solid var(--surface-border);
  padding-left: 32px;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -38px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--gradient);
}

.timeline-item .year {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 4px;
}

/* ==========================================================================
   Services page specifics
   ========================================================================== */

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding: 80px 0;
  border-bottom: 1px solid var(--surface-border);
}

.service-detail:last-child {
  border-bottom: none;
}

.service-detail.reverse .visual-panel {
  order: 2;
}

@media (max-width: 860px) {
  .service-detail,
  .service-detail.reverse .visual-panel {
    grid-template-columns: 1fr;
    order: 0;
  }
  .service-detail {
    padding: 56px 0;
  }
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.tag {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--surface-border);
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
}

.feature-list {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.feature-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(34, 211, 238, 0.15);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  margin-top: 2px;
}

/* ==========================================================================
   Contact page
   ========================================================================== */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

@media (max-width: 860px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 28px;
}

.contact-info-item .card-icon {
  margin-bottom: 0;
  flex-shrink: 0;
}

.contact-info-item h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-info-item p {
  font-size: 0.9rem;
}

.form-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 560px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.field {
  margin-bottom: 20px;
}

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-muted);
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--surface-border);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.15);
}

.field textarea {
  resize: vertical;
  min-height: 130px;
}

.form-note {
  font-size: 0.8rem;
  color: var(--text-faint);
  margin-top: 16px;
}

.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}

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

.form-success .icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(34, 211, 238, 0.12);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 16px;
}

.map-placeholder {
  margin-top: 32px;
  border-radius: var(--radius-md);
  border: 1px solid var(--surface-border);
  background: var(--surface);
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-faint);
  font-size: 0.9rem;
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

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

.mt-24 { margin-top: 24px; }
.mt-40 { margin-top: 40px; }