/* ========================
   RESET & ROOT
   ======================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #0C1218;
  --bg-card:  #131c22;
  --bg-deep:  #181e2c;
  --primary:  #22d3ee;
  --pri-dim:  rgba(34,211,238,0.12);
  --border:   rgba(255,255,255,0.1);
  --text:     #e8eaf0;
  --muted:    #8892a4;
  --radius:   12px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Space Grotesk', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { display: block; width: 100%; }

/* ========================
   UTILITIES
   ======================== */
.accent  { color: var(--primary); }
.fw7     { font-weight: 700; }
.ls      { letter-spacing: 0.12em; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ========================
   BUTTONS
   ======================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: opacity 0.2s, transform 0.15s;
}
.btn:hover { opacity: 0.85; transform: translateY(-1px); }
.btn-primary { background: var(--primary); color: #0f1520; }
.btn-outline  { background: transparent; border: 1.5px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--pri-dim); }
.btn-lg { padding: 16px 40px; font-size: 1rem; }

/* ========================
   BADGE
   ======================== */
.badge {
  display: inline-block;
  padding: 5px 16px;
  border-radius: 100px;
  border: 1px solid rgba(34,211,238,0.35);
  background: var(--pri-dim);
  color: var(--primary);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

/* ========================
   NAV
   ======================== */
.nav {

  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 40px;
  background: #0c1318;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-logo { font-size: 1.5rem; font-weight: 700; letter-spacing: 0.2em; width: 76px;}
.nav-links { display: flex; gap: 32px; font-size: 0.875rem; font-weight: 500; color: var(--muted); }
.nav-links a:hover { color: var(--primary); }
.nav-toggle { display: none; background: none; border: none; color: var(--text); font-size: 1.5rem; cursor: pointer; }

.mobile-menu {
  display: none;
  position: fixed;
  top: 57px; left: 0; right: 0;
  z-index: 99;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  flex-direction: column;
  padding: 16px 24px;
  gap: 16px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { font-weight: 600; font-size: 1rem; color: var(--muted); }
.mobile-menu a:hover { color: var(--primary); }

/* ========================
   HERO
   ======================== */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 24px 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-image: url('../image/bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.13;
}
.hero-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(34,211,238,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34,211,238,0.07) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-glow {
  position: absolute;
  top: 32%; left: 50%;
  transform: translate(-50%,-50%);
  width: 700px; height: 350px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(34,211,238,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content {
  position: relative; z-index: 1;
  max-width: 1200px;
  width: 100%;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 20px;
}
.hero-sub {
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.2rem);
  max-width: 560px;
  margin: 0 auto 40px;
}

/* Stats */
.stats { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; margin-bottom: 48px; }
.stat  { display: flex; flex-direction: column; align-items: center; gap: 4px; width: 140px;}
.stat-val { font-size: 2rem; font-weight: 700; color: var(--primary); }
.stat-lbl { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }

/* Connector */
.connector {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.brand-box {
  border: 1px solid rgba(34,211,238,0.25);
  background: rgba(37,44,62,0.8);
  border-radius: var(--radius);
  padding: 18px 28px;
  display: flex;
  align-items: flex-start;
  gap: 6px;
  width: 40%;
}
.brand-title { font-weight: 700; font-size: 1rem; letter-spacing: 0.08em; }
.brand-sub   { font-size: 0.7rem; color: var(--muted); text-align: left; }
.alp-circle {
  width: 96px; height: 96px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  background: var(--pri-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.2em;
  color: var(--primary);
  flex-shrink: 0;
  padding: 10px;
}
.alp-circle.large { width: 80px; height: 80px; font-size: 1.2rem; }

/* Pillars */
.pillars { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; }
.pillar  { display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--muted); }
.pillar-icon {
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(37,44,62,0.6);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.pillar span { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.2em; }

/* ========================
   SECTIONS
   ======================== */
.section { padding: 96px 0; }

.sec-header { text-align: center; margin-bottom: 56px; }
.sec-header h2 {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 700;
  margin-bottom: 16px;
}
.sec-header p { color: var(--muted); font-size: 1.05rem; max-width: 680px; margin: 0 auto; line-height: 1.75; }

/* ========================
   BRAND CARDS
   ======================== */
   .brand-box img {
    width: 77px;
}
.brand-box div span {
  display: block;
  text-align: left;
  margin-left: 10px;
}
.cards-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

.brand-card {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-card);
  transition: border-color 0.3s;
}
.brand-card:hover { border-color: rgba(34,211,238,0.4); }

.card-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.15;
  transition: opacity 0.3s;
}
.brand-card:hover .card-bg { opacity: 0.25; }

.card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, var(--bg-card) 50%, rgba(37,44,62,0.5));
}

.card-body { position: relative; z-index: 1; padding: 32px; }
.card-body h3 { font-size: 1.6rem; font-weight: 700; letter-spacing: 0.06em; margin-bottom: 4px; }
.card-tag  { color: var(--muted); font-size: 0.82rem; }
.card-img  { width: 100%; height: 180px; object-fit: cover; border-radius: 10px; margin-bottom: 20px; }
.card-desc { color: var(--muted); font-size: 0.9rem; margin-bottom: 20px; line-height: 1.65; }

.feat-list { list-style: none; margin-bottom: 28px; display: flex; flex-direction: column; gap: 8px; }
.feat-list li { font-size: 0.875rem; padding-left: 22px; position: relative; }
.feat-list li::before { content: '✓'; position: absolute; left: 0; color: var(--primary); font-weight: 700; }
.card-body .card-body-header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}
.card-body-image{
  width: 90px;
}
.card-body.card-triq {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-triq a.btn.btn-outline {width: fit-content;}
/* ========================
   CONNECTED SECTION
   ======================== */
.connected-sec {
  background: color-mix(in oklab,var(--card) 30%,transparent);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.diag-box {
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: var(--radius);
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  min-width: 180px;
  text-align: center;
}
.diag-wings { border-color: rgba(34,211,238,0.3); }
.diag-icon { font-size: 1.8rem; margin-bottom: 4px; width: 76px;}
.diag-name { font-weight: 700; letter-spacing: 0.08em; font-size: 0.9rem; }
.diag-sub  { font-size: 0.7rem; color: var(--muted); }
.diag-arrow { display: flex; align-items: center; gap: 4px; }
.diag-line  { width: 24px; height: 1px; background: var(--border); }
.diag-dot   { width: 8px; height: 8px; border-radius: 50%; background: rgba(34,211,238,0.45); }

/* ========================
   ADVANTAGES
   ======================== */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.adv-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  background: var(--bg-card);
  transition: border-color 0.3s;
}
.adv-card:hover { border-color: rgba(34,211,238,0.4); }
.adv-icon {
  width: 48px; height: 48px;
  border-radius: 10px;
  background: var(--pri-dim);
  border: 1px solid rgba(34,211,238,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 14px;
}
.adv-card h4 { font-size: 0.85rem; font-weight: 600; margin-bottom: 8px; line-height: 1.35; }
.adv-card p  { font-size: 0.78rem; color: var(--muted); line-height: 1.55; }

/* ========================
   CTA
   ======================== */
.cta-sec  { position: relative; overflow: hidden; text-align: center; }
.cta-bg   {
  position: absolute; inset: 0;
  background-image: url('../image/bg.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.14;
}
.cta-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(34,211,238,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34,211,238,0.06) 1px, transparent 1px);
  background-size: 40px 40px;
}
.cta-inner { position: relative; z-index: 1; }
.cta-inner h2 { font-size: clamp(1.8rem, 3.5vw, 3rem); font-weight: 700; max-width: 700px; margin: 0 auto 16px; }
.cta-inner p  { color: var(--muted); font-size: 1.1rem; margin-bottom: 40px; }
.social-cta span a {
    padding: 10px;
    border: 1px solid;
    border-radius: 100%;
    width: 52px;
    height: 52px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.social-cta {
    display: flex;
    justify-content: center;
}
/* ========================
   FOOTER
   ======================== */
.footer { border-top: 1px solid var(--border); padding: 32px 0; }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-logo img{ width: 52px;}
.footer-logo { font-size: 1.2rem; font-weight: 700; letter-spacing: 0.2em; display: flex; align-items: center; gap: 10px; }
.footer-tag  { font-size: 0.8rem; font-weight: 400; letter-spacing: 0.04em; color: var(--muted); }
.footer-brands { display: flex; gap: 24px; font-size: 0.9rem; }
.footer-copy   { font-size: 0.75rem; color: var(--muted); }

/* ========================
   RESPONSIVE — TABLET ≤900px
   ======================== */
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .nav { padding: 14px 24px; }
  .cards-grid { grid-template-columns: 1fr; }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .connector { flex-direction: column; }
  .diagram { flex-direction: column; }
  .diag-arrow { flex-direction: column; }
  .diag-line { width: 1px; height: 20px; }
}

/* ========================
   RESPONSIVE — MOBILE ≤580px
   ======================== */
@media (max-width: 580px) {
  .hero h1 { font-size: 1.9rem; }
  .stats { gap: 20px; }
  .stat-val { font-size: 1.5rem; }
  .pillars { gap: 20px; }
  .brand-box { width: 100%; }
  .section { padding: 64px 0; }
  .sec-header h2 { font-size: 1.6rem; }
  .adv-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-brands { flex-direction: column; align-items: center; gap: 8px; }
  .hero {
    padding-top: 50px;
  }
}