/* BFG Build — homepage stylesheet
   Light theme · warm cream + deep teal + steel accent */

:root {
  --cream: #F7F3EC;
  --cream-2: #EFE8DB;
  --ink: #1C1B18;
  --ink-soft: #5A554C;
  --teal: #0F766E;
  --teal-deep: #0B4F4A;
  --teal-soft: #DCEBE8;
  --steel: #33556B;
  --line: #E3DCCB;
  --white: #FFFFFF;
  --dark: #14231F;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background-color: var(--cream);
  overflow-x: hidden;
}

a { color: var(--teal); text-decoration: none; }
a:hover { color: var(--teal-deep); }

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

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header & overlay navigation ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled { background-color: var(--cream); box-shadow: 0 2px 16px rgba(28, 27, 24, 0.08); }

.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); }
.brand-name { font-weight: 800; font-size: 20px; letter-spacing: -0.02em; }
.brand-mark { width: 14px; height: 14px; background: var(--teal); border-radius: 3px; display: inline-block; }

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  padding: 0 12px;
  background: var(--teal);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  z-index: 60;
}

.nav-toggle span { display: block; height: 2px; width: 100%; background: var(--white); transition: transform 0.3s ease, opacity 0.3s ease; }

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.overlay-nav {
  position: fixed;
  inset: 0;
  background: var(--dark);
  z-index: 55;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.overlay-nav.open { opacity: 1; visibility: visible; }

.overlay-nav-inner { display: flex; flex-direction: column; align-items: center; gap: 8px; }

.overlay-nav-link {
  color: #F3EEE4;
  font-size: clamp(32px, 6vw, 56px);
  font-weight: 700;
  letter-spacing: -0.02em;
  padding: 6px 12px;
  transition: color 0.2s ease;
}
.overlay-nav-link:hover { color: #6EC5B6; }

.overlay-nav-footer {
  position: absolute;
  bottom: 48px;
  display: flex;
  gap: 28px;
  color: #C9D3CC;
  font-size: 15px;
}
.overlay-nav-footer a { color: #C9D3CC; }
.overlay-nav-footer a:hover { color: #6EC5B6; }

/* ---------- Hero (asymmetric two-column) ---------- */
.hero {
  padding: 148px 0 84px;
  background:
    radial-gradient(1000px 500px at 85% -10%, var(--teal-soft) 0%, transparent 55%),
    var(--cream);
}

.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }

.eyebrow {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 18px;
}

.hero-title {
  font-size: clamp(36px, 5vw, 60px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 24px;
}

.hero-lede { font-size: 18px; color: var(--ink-soft); max-width: 560px; margin-bottom: 32px; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; margin-bottom: 36px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 16px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary { background: var(--teal); color: var(--white); }
.btn-primary:hover { background: var(--teal-deep); color: var(--white); }

.btn-ghost { background: transparent; color: var(--teal); border-color: var(--teal); }
.btn-ghost:hover { background: var(--teal); color: var(--white); }

.hero-trust { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; }
.hero-trust li {
  font-size: 14px;
  font-weight: 600;
  color: var(--steel);
  background: var(--white);
  border: 1px solid var(--line);
  padding: 8px 16px;
  border-radius: 999px;
}

/* Console visual */
.console {
  background: var(--dark);
  border-radius: 18px;
  box-shadow: 0 30px 60px rgba(20, 35, 31, 0.25);
  overflow: hidden;
}

.console-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  background: #0E1B18;
}
.console-bar .dot { width: 10px; height: 10px; border-radius: 50%; background: #3A4A45; }
.console-bar .dot:first-child { background: #E08A8A; }
.console-title { margin-left: 12px; color: #8FB3A9; font-size: 12px; letter-spacing: 0.12em; }

.console-body { padding: 24px; }

.console-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 22px; }

.metric-tile { background: #1C302A; border-radius: 12px; padding: 18px; }
.metric-value { display: block; font-size: 34px; font-weight: 800; color: #6EC5B6; }
.metric-label { font-size: 13px; color: #9DB6AD; }

.console-chart {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 120px;
  padding: 14px;
  background: #1C302A;
  border-radius: 12px;
  margin-bottom: 22px;
}
.console-chart .bar { flex: 1; background: linear-gradient(180deg, #6EC5B6, #0F766E); border-radius: 4px 4px 0 0; }

.console-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.console-list li { display: flex; justify-content: space-between; color: #C9D3CC; font-size: 14px; }
.console-list .ok { color: #6EC5B6; font-style: normal; font-weight: 700; }

/* ---------- Stats band ---------- */
.stats-band { background: var(--dark); color: #F3EEE4; padding: 56px 0; }

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }

.stat-value { display: block; font-size: 44px; font-weight: 800; color: #6EC5B6; letter-spacing: -0.02em; }
.stat-label { font-size: 15px; color: #C9D3CC; }

/* ---------- Sections shared ---------- */
.section-head { max-width: 720px; margin-bottom: 48px; }

.section-title {
  font-size: clamp(28px, 3.5vw, 42px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
  color: var(--ink);
  margin-bottom: 18px;
}

.section-lede { font-size: 18px; color: var(--ink-soft); }

/* ---------- Services (horizontal rail) ---------- */
.services { padding: 96px 0; }

.services-rail {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  padding: 8px 24px 32px;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--teal) var(--line);
}
.services-rail::-webkit-scrollbar { height: 10px; }
.services-rail::-webkit-scrollbar-thumb { background: var(--teal); border-radius: 8px; }
.services-rail::-webkit-scrollbar-track { background: var(--line); border-radius: 8px; }

.service-card {
  flex: 0 0 320px;
  scroll-snap-align: start;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 30px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.service-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(28, 27, 24, 0.10); }

.service-index { font-size: 40px; font-weight: 800; color: var(--teal-soft); letter-spacing: -0.02em; }

.service-card h3 { font-size: 20px; margin: 12px 0 12px; color: var(--ink); }

.service-card p { color: var(--ink-soft); font-size: 15px; }

/* ---------- Process ---------- */
.process { padding: 96px 0; background: var(--cream-2); }

.process-list { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }

.process-step {
  display: flex;
  gap: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
}

.step-num {
  flex: 0 0 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal);
  color: var(--white);
  font-weight: 800;
  font-size: 22px;
  border-radius: 12px;
}

.process-step h3 { font-size: 20px; margin-bottom: 8px; color: var(--ink); }
.process-step p { color: var(--ink-soft); font-size: 15px; }

/* ---------- Capabilities (bento grid) ---------- */
.capabilities { padding: 96px 0; }

.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }

.cap {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 30px;
}
.cap-wide { grid-column: span 2; }

.cap h3 { font-size: 19px; margin-bottom: 10px; color: var(--teal-deep); }
.cap p { color: var(--ink-soft); font-size: 15px; }

.cap-note { margin-top: 26px; color: var(--ink-soft); font-size: 16px; max-width: 760px; }

/* ---------- Results ---------- */
.results { padding: 96px 0; background: var(--teal-soft); }

.results-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }

.results-points { list-style: none; margin-top: 24px; display: flex; flex-direction: column; gap: 12px; }
.results-points li { position: relative; padding-left: 28px; color: var(--ink); font-size: 16px; }
.results-points li::before { content: ""; position: absolute; left: 0; top: 6px; width: 14px; height: 14px; background: var(--teal); border-radius: 4px; }

.results-card { background: var(--white); border-radius: 18px; padding: 40px; box-shadow: 0 20px 50px rgba(11, 79, 74, 0.15); }
.results-card .quote { font-size: 22px; line-height: 1.5; font-weight: 600; color: var(--ink); margin-bottom: 20px; }
.results-card .quote-author { color: var(--ink-soft); font-size: 15px; }

/* ---------- Contact ---------- */
.contact { padding: 96px 0; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }

.contact-list { list-style: none; display: flex; flex-direction: column; gap: 18px; margin-top: 28px; }
.contact-list li { display: flex; flex-direction: column; gap: 2px; }
.contact-list span { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--teal); }

.contact-form { display: flex; flex-direction: column; gap: 8px; background: var(--white); border: 1px solid var(--line); border-radius: 16px; padding: 32px; }
.contact-form label { font-weight: 700; font-size: 14px; color: var(--ink); margin-top: 10px; }
.contact-form input, .contact-form textarea {
  font-family: inherit;
  font-size: 16px;
  padding: 13px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--cream);
  color: var(--ink);
}
.contact-form input:focus, .contact-form textarea:focus { outline: 2px solid var(--teal); border-color: var(--teal); }
.contact-form .btn { margin-top: 20px; }
.form-note { font-size: 14px; color: var(--teal-deep); min-height: 20px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--dark); color: #C9D3CC; padding: 64px 0 0; }

.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }

.brand-inverse { color: #F3EEE4; }

.footer-brand p { margin-top: 14px; font-size: 15px; color: #9DB6AD; max-width: 300px; }

.footer-links h4, .footer-contact h4 { color: #F3EEE4; font-size: 15px; margin-bottom: 16px; letter-spacing: 0.04em; }

.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: #9DB6AD; font-size: 15px; }
.footer-links a:hover { color: #6EC5B6; }

.footer-contact { display: flex; flex-direction: column; gap: 10px; font-size: 15px; }
.footer-contact a { color: #9DB6AD; }
.footer-contact a:hover { color: #6EC5B6; }
.footer-contact p { color: #9DB6AD; }

.footer-bottom { border-top: 1px solid #2A3B35; padding: 22px 0; text-align: center; font-size: 14px; color: #8FA39A; }

/* ---------- Scroll reveal ---------- */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 44px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .process-list { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: 1fr 1fr; }
  .cap-wide { grid-column: span 2; }
  .results-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .hero { padding: 120px 0 60px; }
  .stats-grid { grid-template-columns: 1fr; }
  .cap-grid { grid-template-columns: 1fr; }
  .cap-wide { grid-column: span 1; }
  .footer-top { grid-template-columns: 1fr; }
  .overlay-nav-footer { flex-direction: column; gap: 8px; }
  .service-card { flex: 0 0 280px; }
}