/* ==========================================================================
   GrowX Technologies — Clean Minimal Design System (v3)
   Light, trust-first aesthetic: white space, one accent, thin borders.
   ========================================================================== */

:root {
  --ink: #101828;
  --ink-soft: #344054;
  --muted: #475467;
  --faint: #667085;
  --bg: #ffffff;
  --surface: #f8faf9;
  --surface-2: #f2f6f4;
  --border: #e4e7ec;
  --border-soft: #eef1f4;
  --accent: #0e7a4e;
  --accent-dark: #0a5c3b;
  --accent-tint: #e7f4ee;
  --footer-bg: #0c1512;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
  --shadow-md: 0 4px 16px rgba(16, 24, 40, 0.08);
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: 88px; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4 { font-weight: 650; letter-spacing: -0.02em; line-height: 1.15; color: var(--ink); }

.display {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
}

.section-title { font-size: clamp(1.6rem, 3.2vw, 2.25rem); margin-bottom: 12px; }

.lead { font-size: 1.125rem; color: var(--muted); line-height: 1.7; }

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.muted { color: var(--muted); }
.small { font-size: 0.9rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-soft);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.wordmark {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.wordmark .x { color: var(--accent); }
.wordmark .tag { font-size: 0.78rem; font-weight: 500; color: var(--faint); letter-spacing: 0.01em; }

.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.15s;
}
.main-nav a:hover, .main-nav a.active { color: var(--accent); }

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

/* Mobile nav */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 40px; height: 40px;
  cursor: pointer;
  color: var(--ink);
  font-size: 1.05rem;
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--border-soft);
  background: #fff;
  padding: 12px 24px 20px;
}
.mobile-nav a {
  display: block;
  padding: 10px 0;
  font-weight: 500;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--border-soft);
}
.mobile-nav a:last-child { border-bottom: none; }
.mobile-nav.open { display: block; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: var(--font);
}

.btn-primary {
  background: linear-gradient(135deg, #109158 0%, var(--accent) 55%, var(--accent-dark) 100%);
  color: #fff;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.14);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(14, 122, 78, 0.22);
}
.btn-primary:active { transform: none; }

.btn-ghost { background: #fff; color: var(--ink); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.btn-sm { padding: 9px 18px; font-size: 0.9rem; }

/* ---------- Sections ---------- */
.section { padding: 64px 0; }
.section-alt { background: var(--surface); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
.section-head { max-width: 640px; margin-bottom: 40px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Hero ---------- */
.hero {
  padding: 64px 0 56px;
  background:
    radial-gradient(900px 420px at 85% -10%, rgba(14, 122, 78, 0.07), transparent 65%),
    linear-gradient(180deg, #f6faf8 0%, #ffffff 82%);
  border-bottom: 1px solid var(--border-soft);
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.hero .lead { margin: 16px 0 28px; max-width: 520px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.hero-note {
  margin-top: 28px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--faint);
}
.hero-note i { color: var(--accent); }

/* Hero visual panel */
.hero-panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
}
.hero-panel-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 13px 4px;
}
.hero-panel-row + .hero-panel-row { border-top: 1px solid var(--border-soft); }
.hero-panel-icon {
  flex: none;
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--accent-tint);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}
.hero-panel-row h4 { font-size: 0.98rem; margin-bottom: 2px; }
.hero-panel-row p { font-size: 0.88rem; color: var(--muted); line-height: 1.5; }

/* ---------- Stat strip ---------- */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 24px 0;
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}
.stat { text-align: center; }
.stat b { display: block; font-size: 1.6rem; font-weight: 700; letter-spacing: -0.02em; }
.stat span { font-size: 0.88rem; color: var(--faint); }

/* ---------- Cards ---------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.card-grid.two { grid-template-columns: repeat(2, 1fr); }
.card-grid.four { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px 24px;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.card:hover { border-color: #cfd6de; box-shadow: var(--shadow-md); transform: translateY(-2px); }

.card-icon {
  width: 44px; height: 44px;
  border-radius: 11px;
  background: var(--accent-tint);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  margin-bottom: 20px;
}

.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 0.95rem; }

.card .card-list { margin-top: 16px; }
.card .card-list li {
  display: flex; gap: 10px; align-items: baseline;
  font-size: 0.92rem; color: var(--ink-soft);
  padding: 5px 0;
}
.card .card-list li::before {
  content: "";
  flex: none;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  transform: translateY(-2px);
}

.card-link {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 20px;
  font-size: 0.92rem; font-weight: 600;
  color: var(--accent);
}
.card-link:hover { color: var(--accent-dark); }

/* ---------- Capability tags ---------- */
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.tag-chip i { color: var(--accent); font-size: 0.8rem; }
.tag-chip:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-tint); }

/* ---------- Process ---------- */
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.process-step { position: relative; padding: 28px 24px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); }
.process-step .num {
  font-size: 0.82rem; font-weight: 700; color: var(--accent);
  letter-spacing: 0.08em;
  display: block; margin-bottom: 12px;
}
.process-step h3 { font-size: 1.05rem; margin-bottom: 8px; }
.process-step p { font-size: 0.92rem; color: var(--muted); }

/* ---------- Founders ---------- */
.founder-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.founder-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.15s, transform 0.15s;
}
.founder-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.founder-card img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.founder-body { padding: 20px; }
.founder-body h3 { font-size: 1.02rem; }
.founder-body .role { font-size: 0.85rem; color: var(--accent); font-weight: 600; margin: 2px 0 8px; }
.founder-body p { font-size: 0.87rem; color: var(--muted); line-height: 1.55; }
.founder-body .li-link {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 12px; font-size: 0.85rem; font-weight: 600; color: var(--ink-soft);
}
.founder-body .li-link:hover { color: var(--accent); }

/* ---------- Trust / legal band ---------- */
.trust-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.trust-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 22px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.trust-item i { color: var(--accent); font-size: 1.1rem; margin-top: 3px; }
.trust-item h4 { font-size: 0.95rem; margin-bottom: 3px; }
.trust-item p { font-size: 0.85rem; color: var(--muted); }

/* ---------- Partner row ---------- */
.partner-row {
  display: flex; align-items: center; justify-content: center;
  gap: 16px; flex-wrap: wrap;
}
.partner-chip {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 20px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  font-size: 0.92rem; font-weight: 600; color: var(--ink-soft);
  transition: border-color 0.15s;
}
.partner-chip:hover { border-color: var(--accent); }
.partner-chip span { font-weight: 500; color: var(--faint); font-size: 0.85rem; }

/* ---------- CTA band ---------- */
.cta-band {
  background:
    radial-gradient(640px 300px at 50% 120%, rgba(14, 122, 78, 0.35), transparent 70%),
    linear-gradient(160deg, #101f19 0%, var(--footer-bg) 100%);
  border-radius: var(--radius-lg);
  padding: 52px 40px;
  text-align: center;
  color: #fff;
}
.cta-band h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2.1rem); margin-bottom: 12px; }
.cta-band p { color: rgba(255, 255, 255, 0.72); max-width: 520px; margin: 0 auto 28px; }
.cta-band .btn-primary { background: var(--accent); }
.cta-band .btn-ghost { background: transparent; color: #fff; border-color: rgba(255, 255, 255, 0.28); }
.cta-band .btn-ghost:hover { border-color: #fff; color: #fff; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: start; }

.contact-line { display: flex; gap: 14px; align-items: flex-start; padding: 14px 0; border-bottom: 1px solid var(--border-soft); }
.contact-line:last-child { border-bottom: none; }
.contact-line i { color: var(--accent); margin-top: 5px; width: 18px; text-align: center; }
.contact-line h4 { font-size: 0.92rem; margin-bottom: 2px; }
.contact-line p, .contact-line a { font-size: 0.92rem; color: var(--muted); }
.contact-line a:hover { color: var(--accent); }

.form-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 0.88rem; font-weight: 600; margin-bottom: 6px; color: var(--ink-soft); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 9px;
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--ink);
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(14, 122, 78, 0.12);
}
.form-status { margin-top: 12px; font-size: 0.9rem; font-weight: 500; }
.form-status.ok { color: var(--accent); }
.form-status.err { color: #b42318; }

/* ---------- Footer ---------- */
.site-footer {
  background: linear-gradient(180deg, #0e1a15 0%, var(--footer-bg) 30%);
  color: rgba(255, 255, 255, 0.75);
  padding: 52px 0 0;
  margin-top: 64px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand img { width: 120px; margin-bottom: 16px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.6; max-width: 280px; }
.site-footer h4 { color: #fff; font-size: 0.92rem; margin-bottom: 16px; font-weight: 600; }
.site-footer li { padding: 5px 0; }
.site-footer li a { font-size: 0.9rem; color: rgba(255, 255, 255, 0.65); transition: color 0.15s; }
.site-footer li a:hover { color: #fff; }

.footer-social { display: flex; gap: 12px; margin-top: 18px; }
.footer-social a {
  width: 38px; height: 38px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: rgba(255, 255, 255, 0.75);
  transition: all 0.15s;
}
.footer-social a:hover { border-color: var(--accent); color: #fff; background: rgba(14, 122, 78, 0.25); }

.footer-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 22px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  padding: 56px 0 48px;
  border-bottom: 1px solid var(--border-soft);
  background:
    radial-gradient(900px 420px at 85% -10%, rgba(14, 122, 78, 0.06), transparent 65%),
    linear-gradient(180deg, #f6faf8 0%, #ffffff 85%);
}
.page-hero .lead { margin-top: 14px; max-width: 620px; }

/* ---------- WhatsApp float ---------- */
.wa-float {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 52px; height: 52px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
  z-index: 90;
  transition: transform 0.15s;
}
.wa-float:hover { transform: scale(1.06); }

/* ---------- Motion (subtle, purposeful) ---------- */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.55s ease, transform 0.55s ease; }
.reveal.visible { opacity: 1; transform: none; }

@keyframes heroIn {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}
.hero-grid > div:first-child > * { animation: heroIn 0.6s ease both; }
.hero-grid > div:first-child > *:nth-child(2) { animation-delay: 0.08s; }
.hero-grid > div:first-child > *:nth-child(3) { animation-delay: 0.16s; }
.hero-grid > div:first-child > *:nth-child(4) { animation-delay: 0.24s; }
.hero-grid > div:first-child > *:nth-child(5) { animation-delay: 0.32s; }

.card-icon, .hero-panel-icon { transition: transform 0.2s ease; }
.card:hover .card-icon { transform: scale(1.06); }
.card-link i { transition: transform 0.18s ease; }
.card-link:hover i { transform: translateX(3px); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-grid > div:first-child > * { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .section { padding: 56px 0; }
  .hero { padding: 48px 0 44px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .card-grid, .card-grid.four { grid-template-columns: repeat(2, 1fr); }
  .process-grid, .founder-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-band { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .main-nav, .nav-cta .btn { display: none; }
  .nav-toggle { display: flex; align-items: center; justify-content: center; }
}

@media (max-width: 600px) {
  .card-grid, .card-grid.four, .card-grid.two,
  .process-grid, .founder-grid { grid-template-columns: 1fr; }
  .stat-strip { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 48px 24px; }
}