/* ============================================================
   Vector3 – Main Stylesheet
   ============================================================ */

/* ── Local fonts ────────────────────────────────────────── */
@font-face {
  font-family: 'Plateia';
  src: url('../fonts/Plateia Bold.ttf') format('truetype');
  font-weight: 400 900;
  font-style: normal;
  font-display: swap;
}

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

:root {
  --v-blue:   #38A3FF;
  --v-green:  #72E040;
  --v-red:    #FF5733;
  --v-dark:   #0F0F11;
  --v-dark2:  #161619;
  --v-dark3:  #1E1E23;
  --v-border: rgba(255,255,255,0.07);
  --v-text:   #F0EFE8;
  --v-muted:  rgba(240,239,232,0.45);
  --v-accent: #38A3FF;
}

html { scroll-behavior: smooth; }

body {
  background: var(--v-dark);
  color: var(--v-text);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* NOISE OVERLAY */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
}

/* TYPOGRAPHY */
h1, h2, h3, h4 { font-family: 'Plateia', sans-serif; line-height: 1.1; }

/* ============================================================
   NAVBAR
   ============================================================ */
#mainNav {
  z-index: 100;
  border-bottom: 1px solid var(--v-border);
  background: rgba(15,15,17,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1.25rem 4rem;
  transition: padding 0.3s;
}

#mainNav.scrolled {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.nav-logo-img {
  height: 32px;
  width: auto;
}

/* Bootstrap navbar overrides */
#mainNav .navbar-nav .nav-link {
  color: var(--v-muted);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s;
  padding: 0.35rem 0;
}

#mainNav .navbar-nav .nav-link:hover,
#mainNav .navbar-nav .nav-link:focus {
  color: var(--v-text);
}

.nav-cta {
  background: var(--v-blue) !important;
  color: #000 !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: 4px;
  font-weight: 500 !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
  font-size: 0.875rem !important;
  transition: opacity 0.2s !important;
}
.nav-cta:hover { opacity: 0.88; color: #000 !important; }

/* Hamburger icon color */
#mainNav .navbar-toggler {
  border-color: var(--v-border);
  padding: 0.4rem 0.6rem;
}
#mainNav .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28240,239,232,0.7%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Mobile menu open */
#mainNav .navbar-collapse {
  background: rgba(15,15,17,0.97);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 4rem 6rem;
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--v-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--v-border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 20%, transparent 100%);
}

.hero-glow {
  position: absolute;
  top: 20%;
  left: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(56,163,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 4rem;
}

.hero-content {
  flex: 1;
  max-width: 800px;
}

.hero-icon-wrap {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-icon {
  width: 220px;
  height: auto;
  opacity: 0.85;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid var(--v-border);
  border-radius: 100px;
  padding: 0.35rem 0.9rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--v-muted);
  margin-bottom: 2rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--v-green);
  animation: pulse 2s ease infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(2.5rem, 7vw, 6rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: 1.5rem;
}

.hero h1 span.accent-blue  { color: var(--v-blue); }
.hero h1 span.accent-green { color: var(--v-green); }
.hero h1 span.accent-red   { color: var(--v-red); }

.hero p {
  font-size: 1.1rem;
  color: var(--v-muted);
  max-width: 520px;
  margin-bottom: 2.5rem;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

.btn-primary-v {
  background: var(--v-blue);
  color: #000;
  padding: 0.875rem 2rem;
  border-radius: 4px;
  font-family: sans-serif;
  font-weight: 600;
  font-size: 1.3rem;
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: opacity 0.2s;
  display: inline-block;
}
.btn-primary-v:hover { opacity: 0.85; color: #000; }

.btn-ghost {
  color: var(--v-muted);
  font-size: 0.9rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: color 0.2s;
}
.btn-ghost:hover { color: var(--v-text); }

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 4rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--v-muted);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.hero-scroll::before {
  content: '';
  display: block;
  width: 40px;
  height: 1px;
  background: var(--v-muted);
}

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee-wrap {
  overflow: hidden;
  border-top: 1px solid var(--v-border);
  border-bottom: 1px solid var(--v-border);
  padding: 1rem 0;
}
.marquee-track {
  display: flex;
  gap: 3rem;
  animation: marquee 20s linear infinite;
  white-space: nowrap;
}
.marquee-item {
  font-family: 'Plateia', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--v-muted);
  flex-shrink: 0;
}
.marquee-dot { color: var(--v-blue); margin-right: 3rem; }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============================================================
   SECTIONS (shared)
   ============================================================ */
.section {
  padding: 7rem 4rem;
  position: relative;
}

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--v-muted);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: currentColor;
}

.section h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 3.5rem;
  max-width: 600px;
}

/* ============================================================
   SERVICES
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  border: 1px solid var(--v-border);
  border-radius: 8px;
  overflow: hidden;
}

.service-card {
  background: var(--v-dark2);
  padding: 2.5rem;
  position: relative;
  transition: background 0.3s;
  overflow: hidden;
}
.service-card:hover { background: var(--v-dark3); }
.service-card + .service-card { border-left: 1px solid var(--v-border); }
.service-card:nth-child(3) { border-top: 1px solid var(--v-border); border-left: none; }
.service-card:nth-child(4) { border-top: 1px solid var(--v-border); border-left: 1px solid var(--v-border); }

.service-number {
  font-family: 'Plateia', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--v-muted);
  margin-bottom: 1.5rem;
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--v-muted);
  line-height: 1.65;
  max-width: 380px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.tag {
  font-size: 0.72rem;
  border: 1px solid var(--v-border);
  border-radius: 100px;
  padding: 0.25rem 0.7rem;
  color: var(--v-muted);
  letter-spacing: 0.02em;
}

/* ============================================================
   ABOUT STRIP
   ============================================================ */
.about-strip {
  border-top: 1px solid var(--v-border);
  border-bottom: 1px solid var(--v-border);
  padding: 5rem 4rem;
}

.about-strip h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.about-strip h2 em {
  font-style: normal;
  color: var(--v-blue);
}

.about-text {
  color: var(--v-muted);
  margin-top: 1.25rem;
  font-size: 0.95rem;
  line-height: 1.75;
  max-width: 420px;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.stat {
  border-top: 1px solid var(--v-border);
  padding-top: 1rem;
}

.stat-number {
  font-family: 'Plateia', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--v-muted);
  letter-spacing: 0.02em;
}

/* ============================================================
   CASE STUDY
   ============================================================ */
.case-study-section {
  padding: 5rem 4rem;
}

.case-study {
  border-radius: 8px;
  background: var(--v-dark2);
  border: 1px solid var(--v-border);
  overflow: hidden;
}

.case-content {
  padding: 3.5rem;
}

.case-label {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--v-blue);
  margin-bottom: 1rem;
}

.case-content h3 {
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.case-content p {
  font-size: 0.9rem;
  color: var(--v-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.case-meta {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.case-meta-item .label {
  font-size: 0.7rem;
  color: var(--v-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.25rem;
}
.case-meta-item .value {
  font-family: 'Plateia', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
}

.case-visual {
  background: linear-gradient(135deg, rgba(56,163,255,0.06), rgba(114,224,64,0.04));
  display: flex;
  align-items: center;
  justify-content: center;
  border-left: 1px solid var(--v-border);
  padding: 3rem;
  min-height: 350px;
}

.case-client-logo {
  width: 100%;
  max-width: 260px;
  height: auto;
  opacity: 0.9;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section {
  padding: 7rem 4rem;
}

.contact-section h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.contact-intro p {
  color: var(--v-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--v-border);
  border-radius: 6px;
  text-decoration: none;
  color: var(--v-text);
  font-size: 0.9rem;
  transition: border-color 0.2s, background 0.2s;
}
.contact-link:hover {
  border-color: rgba(255,255,255,0.18);
  background: var(--v-dark2);
  color: var(--v-text);
}
.contact-link-icon {
  width: 20px;
  height: 20px;
  opacity: 0.6;
  flex-shrink: 0;
}
.contact-link-label { color: var(--v-muted); font-size: 0.75rem; }

/* Form */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--v-muted);
  margin-bottom: 0.5rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--v-dark2);
  border: 1px solid var(--v-border);
  border-radius: 4px;
  padding: 0.75rem 1rem;
  color: var(--v-text);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
  appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: rgba(56,163,255,0.4); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select option { background: var(--v-dark); }

.btn-submit {
  width: 100%;
  background: var(--v-blue);
  color: #000;
  border: none;
  padding: 0.875rem;
  border-radius: 4px;
  font-family: sans-serif;
  font-weight: 600;
  font-size: 1.3rem;
  cursor: pointer;
  transition: opacity 0.2s;
  letter-spacing: -0.01em;
}
.btn-submit:hover { opacity: 0.85; }
.btn-submit:disabled { opacity: 0.6; cursor: not-allowed; }

/* Form feedback */
.form-alert {
  padding: 0.75rem 1rem;
  border-radius: 4px;
  font-size: 0.875rem;
  margin-bottom: 1rem;
  display: none;
}
.form-alert.success {
  background: rgba(114,224,64,0.1);
  border: 1px solid rgba(114,224,64,0.25);
  color: var(--v-green);
  display: block;
}
.form-alert.error {
  background: rgba(255,87,51,0.1);
  border: 1px solid rgba(255,87,51,0.25);
  color: var(--v-red);
  display: block;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  border-top: 1px solid var(--v-border);
  padding: 2rem 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

footer p {
  font-size: 0.78rem;
  color: var(--v-muted);
}

.footer-nav {
  display: flex;
  gap: 2rem;
  list-style: none;
  flex-wrap: wrap;
}

.footer-nav a {
  font-size: 0.78rem;
  color: var(--v-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--v-text); }

/* DIVIDER */
.divider {
  height: 1px;
  background: var(--v-border);
  margin: 0 4rem;
}

/* ============================================================
   RESPONSIVE – md (≤ 991px)
   ============================================================ */
@media (max-width: 991.98px) {
  #mainNav {
    padding: 1rem 1.5rem;
  }

  #mainNav .navbar-collapse {
    padding: 1rem 0;
    margin-top: 0.5rem;
    border-top: 1px solid var(--v-border);
  }

  #mainNav .navbar-nav .nav-link {
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--v-border);
  }

  .nav-cta {
    display: inline-block;
    margin-top: 0.5rem;
  }

  .hero {
    padding: 7rem 1.5rem 5rem;
    min-height: 90vh;
  }

  .hero-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 2.5rem;
  }

  .hero-icon { width: 140px; }

  .hero-scroll { left: 1.5rem; }

  .section {
    padding: 4rem 1.5rem;
  }

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

  .service-card + .service-card { border-left: none; border-top: 1px solid var(--v-border); }
  .service-card:nth-child(3) { border-left: none; }
  .service-card:nth-child(4) { border-left: none; }

  .about-strip {
    padding: 4rem 1.5rem;
  }

  .about-text { max-width: 100%; }

  .case-study-section {
    padding: 4rem 1.5rem;
  }

  .case-content { padding: 2rem; }

  .case-visual {
    border-left: none;
    border-top: 1px solid var(--v-border);
  }

  .contact-section {
    padding: 4rem 1.5rem;
  }

  footer {
    padding: 1.5rem;
    flex-direction: column;
    text-align: center;
    align-items: center;
  }

  .divider { margin: 0 1.5rem; }
}

/* ============================================================
   RESPONSIVE – sm (≤ 575px)
   ============================================================ */
@media (max-width: 575.98px) {
  .hero h1 { font-size: clamp(2.2rem, 10vw, 3rem); }

  .hero-actions { flex-direction: column; align-items: flex-start; }

  .stats-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }

  .stat-number { font-size: 2rem; }

  .case-meta { gap: 1rem; }

  .footer-nav { justify-content: center; gap: 1.25rem; }
}