/* ========================================
   HEXACOM — Core Stylesheet
   Dark tech premium aesthetic
   ======================================== */


:root {
  --bg:         #080c10;
  --bg-card:    #0d1219;
  --bg-surface: #111820;
  --accent:     #00d4aa;
  --accent-dim: rgba(0, 212, 170, 0.12);
  --accent-glow:rgba(0, 212, 170, 0.25);
  --text:       #e8edf3;
  --muted:      #6b7c8f;
  --border:     rgba(255,255,255,0.07);
  --border-acc: rgba(0, 212, 170, 0.3);
  --red:        #e05252;
  --amber:      #d4a017;
  --font-main:  'Space Grotesk', sans-serif;
  --font-mono:  'DM Mono', monospace;
  --radius:     10px;
  --radius-lg:  18px;
  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-main);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ---- Typography ---- */
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 700; line-height: 1.1; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 600; letter-spacing: -0.02em; }
h3 { font-size: 1.15rem; font-weight: 600; }
h4 { font-size: 0.95rem; font-weight: 500; }
p  { color: var(--muted); line-height: 1.75; }

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

/* ---- Layout ---- */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }

/* ---- Navbar ---- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0;
  background: rgba(8, 12, 16, 0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(8, 12, 16, 0.96);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 66px;
}
.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.logo-img {
  height: 44px;
  width: auto;
  display: block;
  filter: invert(1) brightness(1.9);
  transition: opacity 0.2s ease;
}
.logo:hover .logo-img { opacity: 0.8; }
.footer .logo-img { height: 52px; }
.logo-name { display: none; }
.logo-dot  { display: none; }
.logo-hex  { display: none; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.nav-links a {
  display: block;
  padding: 7px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  border-radius: var(--radius);
  transition: var(--transition);
}
.nav-links a:hover,
.nav-links a.active { color: var(--text); background: rgba(255,255,255,0.05); }

.nav-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 66px; left: 0; right: 0;
  background: rgba(8, 12, 16, 0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 20px 24px 28px;
  z-index: 999;
}
.mobile-menu.open { display: block; }
.mobile-menu ul { list-style: none; display: flex; flex-direction: column; gap: 4px; }
.mobile-menu a {
  display: block;
  padding: 12px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--muted);
  border-radius: var(--radius);
  transition: var(--transition);
}
.mobile-menu a:hover { color: var(--text); background: rgba(255,255,255,0.05); }
.mobile-menu .btn { width: 100%; margin-top: 16px; text-align: center; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  font-family: var(--font-main);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: #080c10;
}
.btn-primary:hover {
  background: #00eabf;
  transform: translateY(-1px);
  box-shadow: 0 8px 28px var(--accent-glow);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--border-acc);
  color: var(--accent);
  background: var(--accent-dim);
}
.btn-ghost {
  background: rgba(255,255,255,0.05);
  color: var(--text);
}
.btn-ghost:hover { background: rgba(255,255,255,0.09); }
.btn-lg { padding: 14px 30px; font-size: 0.95rem; }
.btn-sm { padding: 7px 16px; font-size: 0.8rem; }

/* ---- Tags / Badges ---- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 20px;
}
.tag-accent { background: var(--accent-dim); color: var(--accent); border: 1px solid var(--border-acc); }
.tag-muted  { background: rgba(255,255,255,0.05); color: var(--muted); border: 1px solid var(--border); }
.tag-red    { background: rgba(224,82,82,0.1); color: var(--red); border: 1px solid rgba(224,82,82,0.25); }

/* ---- Cards ---- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}
.card:hover {
  border-color: rgba(0, 212, 170, 0.2);
  transform: translateY(-2px);
}
.card-sm { padding: 24px; }

/* ---- Section labels ---- */
.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

/* ---- Dividers ---- */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  margin: 0;
}

/* ---- Grid helpers ---- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

/* ---- Accent line ---- */
.accent-line {
  display: inline-block;
  width: 36px; height: 3px;
  background: var(--accent);
  border-radius: 2px;
  margin-bottom: 20px;
}

/* ---- Noise overlay (subtle texture) ---- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ---- Glow blobs ---- */
.glow-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}
.glow-blob-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(0,212,170,0.07) 0%, transparent 70%);
  top: -100px; right: -100px;
}
.glow-blob-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(0,100,255,0.05) 0%, transparent 70%);
  bottom: 100px; left: -50px;
}

/* ---- Hero ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 66px;
}
.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,170,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,170,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; }
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}
.hero-eyebrow-line {
  width: 24px; height: 1px;
  background: var(--accent);
}
.hero-eyebrow-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 820px;
  margin-bottom: 24px;
}
.hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero > .container > .hero-content > p {
  font-size: 1.15rem;
  max-width: 560px;
  margin-bottom: 40px;
  color: #8a98a8;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 72px;
}
.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}
.stat-item {}
.stat-num {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.stat-num span { color: var(--accent); }
.stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 2px;
}

/* ---- Trust bar ---- */
.trust-bar {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.trust-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  justify-content: center;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
}
.trust-icon { color: var(--accent); font-size: 1rem; }

/* ---- Feature icon box ---- */
.icon-box {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--accent-dim);
  border: 1px solid var(--border-acc);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 20px;
  flex-shrink: 0;
}

/* ---- Feature list ---- */
.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--muted);
}
.feature-list li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ---- Product cards ---- */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  border-color: var(--border-acc);
  transform: translateY(-3px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.product-card-img {
  height: 180px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  position: relative;
  overflow: hidden;
}
.product-card-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 100%, var(--accent-dim) 0%, transparent 70%);
}
.product-card-body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
.product-card-title { font-size: 1.05rem; font-weight: 600; margin-bottom: 8px; }
.product-card-desc { font-size: 0.875rem; color: var(--muted); margin-bottom: 20px; flex: 1; }
.product-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 20px; }
.product-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  background: rgba(255,255,255,0.05);
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* ---- Steps ---- */
.step-num {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--border-acc);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  flex-shrink: 0;
}

/* ---- CTA section ---- */
.cta-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 72px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 400px; height: 200px;
  background: radial-gradient(ellipse at 50% 0%, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

/* ---- Footer ---- */
.footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.9rem;
  color: var(--muted);
  transition: var(--transition);
}
.footer-links a:hover { color: var(--text); }
.footer-desc { font-size: 0.9rem; color: var(--muted); margin-top: 12px; line-height: 1.65; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { font-size: 0.8rem; color: var(--muted); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 0.8rem; color: var(--muted); }
.footer-legal a:hover { color: var(--text); }

/* ---- Page hero (subpages) ---- */
.page-hero {
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
}

/* ---- Accordion ---- */
.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 8px;
  background: var(--bg-card);
}
.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
}
.accordion-icon {
  font-size: 1.2rem;
  color: var(--accent);
  transition: var(--transition);
  flex-shrink: 0;
}
.accordion-trigger.open .accordion-icon { transform: rotate(45deg); }
.accordion-body {
  display: none;
  padding: 0 24px 20px;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.75;
}
.accordion-body.open { display: block; }

/* ---- Form ---- */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 8px;
}
.form-control {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--border-acc);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.form-control::placeholder { color: var(--muted); opacity: 0.6; }
textarea.form-control { resize: vertical; min-height: 130px; }
select.form-control { cursor: pointer; }

/* ---- Responsive ---- */
@media (max-width: 992px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { gap: 32px; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .cta-box { padding: 48px 24px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .hero-stats { gap: 24px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
  .container { padding: 0 16px; }
  h1 { letter-spacing: -0.02em; }
}

/* ---- Utilities ---- */
.text-accent { color: var(--accent) !important; }
.text-muted  { color: var(--muted) !important; }
.text-center { text-align: center; }
.mb-8  { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mb-20 { margin-bottom: 20px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.mb-64 { margin-bottom: 64px; }
.mt-8  { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }