/* ==========================================================================
   AdGrowth — brand tokens + component styles
   ========================================================================== */

:root {
  /* Palette */
  --ink: #0b0f14;
  --ink-soft: #12181f;
  --paper: #f7f5f1;
  --paper-dim: #ece9e2;
  --line: rgba(11, 15, 20, 0.10);
  --line-dark: rgba(247, 245, 241, 0.12);

  --slate-700: #414b58;
  --slate-500: #5b6470;
  --slate-300: #8891a0;
  --slate-100: #c7cdd6;

  --teal: #00d9a3;
  --teal-ink: #00b98c;
  --coral: #ff5a36;
  --coral-ink: #e6431f;

  --text-primary: var(--ink);
  --text-secondary: var(--slate-500);
  --text-on-dark: var(--paper);
  --text-on-dark-secondary: var(--slate-100);

  /* Type */
  --font-display: "Fraunces", "Figtree", system-ui, sans-serif;
  --font-body: "Figtree", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --radius: 14px;
  --radius-sm: 8px;
  --container: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--paper);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .display {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  text-wrap: balance;
  color: var(--ink);
}

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

.container-xl { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }

.section { padding: 6.5rem 0; }
.section-tight { padding: 4rem 0; }

@media (max-width: 767.98px) {
  .section { padding: 4rem 0; }
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-ink);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}
.eyebrow::before {
  content: "";
  width: 22px; height: 1px;
  background: var(--teal-ink);
  display: inline-block;
}

.text-secondary { color: var(--text-secondary); }

/* ---------- Navbar ---------- */
.navbar-adgrowth {
  background: rgba(247, 245, 241, 0.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.navbar-adgrowth.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 6px 24px rgba(11, 15, 20, 0.05);
}
@media (max-width: 991.98px) {
  .navbar-adgrowth .navbar-collapse.show {
    background: var(--paper);
    margin: 0.75rem -0.25rem 0;
    padding: 0.5rem 0.25rem 1rem;
    border-radius: var(--radius-sm);
    box-shadow: 0 12px 28px rgba(11, 15, 20, 0.08);
  }
}
.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.28rem;
  color: var(--ink);
}
.brand-mark .mark {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: linear-gradient(155deg, var(--teal) 0%, var(--coral) 120%);
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.brand-mark .mark svg { width: 16px; height: 16px; }

.nav-link-ag {
  font-weight: 500;
  font-size: 0.96rem;
  color: var(--slate-700);
  padding: 0.5rem 1rem !important;
  transition: color .15s ease;
}
.nav-link-ag:hover { color: var(--ink); }

.btn-ag-primary {
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 0.62rem 1.4rem;
  font-weight: 600;
  font-size: 0.94rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: transform .15s ease, background .15s ease;
}
.btn-ag-primary:hover { background: var(--slate-700); color: var(--paper); transform: translateY(-1px); }

.btn-ag-outline {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line);
  border-radius: 999px;
  padding: 0.6rem 1.35rem;
  font-weight: 600;
  font-size: 0.94rem;
  transition: border-color .15s ease, background .15s ease;
}
.btn-ag-outline:hover { border-color: var(--ink); background: rgba(11,15,20,0.03); }

.btn-ag-on-dark {
  background: var(--teal);
  color: var(--ink);
  border: 1px solid var(--teal);
  border-radius: 999px;
  padding: 0.62rem 1.4rem;
  font-weight: 600;
  font-size: 0.94rem;
  transition: transform .15s ease, background .15s ease;
}
.btn-ag-on-dark:hover { background: var(--teal-ink); transform: translateY(-1px); color: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  padding: 8.5rem 0 6rem;
  position: relative;
  overflow: hidden;
  background-color: var(--paper);
  background-image:
    radial-gradient(900px circle at 100% 0%, rgba(0, 217, 163, 0.10), transparent 68%),
    radial-gradient(700px circle at 0% 100%, rgba(255, 90, 54, 0.08), transparent 68%),
    radial-gradient(rgba(11, 15, 20, 0.07) 1.5px, transparent 1.5px);
  background-size: auto, auto, 24px 24px;
  background-repeat: no-repeat, no-repeat, repeat;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(to bottom, transparent 55%, var(--paper) 96%);
}
.hero .container-xl { position: relative; z-index: 1; }
.hero-kicker { margin-bottom: 1.5rem; }
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.1rem);
  line-height: 1.04;
  max-width: 15ch;
}
.hero .lede {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 46ch;
  margin-top: 1.5rem;
}
.hero-actions { margin-top: 2.25rem; display: flex; gap: 0.9rem; flex-wrap: wrap; }

.hero-graphic { position: relative; }
.hero-graphic svg { width: 100%; height: auto; }

.stat-row {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.stat-row .stat-num {
  font-family: var(--font-display);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.stat-row .stat-label {
  font-size: 0.86rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
}

/* ---------- Section headers ---------- */
.section-head { max-width: 640px; margin-bottom: 3rem; }
.section-head h2 { font-size: clamp(1.9rem, 3.2vw, 2.6rem); margin-top: 0.85rem; }
.section-head p { color: var(--text-secondary); font-size: 1.08rem; margin-top: 1rem; }

/* ---------- Service cards ---------- */
.service-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  height: 100%;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(11,15,20,0.07);
  border-color: rgba(11,15,20,0.16);
}
.service-icon {
  width: 46px; height: 46px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.4rem;
}
.service-icon svg { width: 22px; height: 22px; }
.service-icon.teal { background: rgba(0, 217, 163, 0.14); color: var(--teal-ink); }
.service-icon.coral { background: rgba(255, 90, 54, 0.13); color: var(--coral-ink); }
.service-icon.ink { background: rgba(11, 15, 20, 0.06); color: var(--ink); }

.service-card h3 { font-size: 1.18rem; margin-bottom: 0.6rem; }
.service-card p { color: var(--text-secondary); font-size: 0.98rem; margin: 0; }

/* ---------- Approach ---------- */
.approach-step {
  display: flex;
  gap: 1.5rem;
  padding: 1.75rem 0;
  border-top: 1px solid var(--line);
}
.approach-step:last-child { border-bottom: 1px solid var(--line); }
.approach-num {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--teal-ink);
  flex-shrink: 0;
  width: 3rem;
  padding-top: 0.15rem;
}
.approach-step h3 { font-size: 1.15rem; margin-bottom: 0.4rem; }
.approach-step p { color: var(--text-secondary); margin: 0; max-width: 60ch; }

/* ---------- Products / portfolio ---------- */
.product-card {
  border-radius: var(--radius);
  padding: 2.25rem;
  height: 100%;
  color: var(--text-on-dark);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.product-card.wof { background: linear-gradient(160deg, #131b26 0%, #0b0f14 65%); }
.product-card.synapis { background: linear-gradient(160deg, #1c1420 0%, #0b0f14 65%); }

.product-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-on-dark-secondary);
  display: inline-block;
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  margin-bottom: 1.3rem;
  align-self: flex-start;
}
.product-card h3 {
  color: var(--text-on-dark);
  font-size: 1.55rem;
  margin-bottom: 0.7rem;
}
.product-card p { color: var(--text-on-dark-secondary); font-size: 0.99rem; flex-grow: 1; }
.product-link {
  margin-top: 1.5rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-on-dark);
  border-bottom: 1px solid var(--line-dark);
  padding-bottom: 0.2rem;
  width: fit-content;
  transition: border-color .15s ease, gap .15s ease;
}
.product-card.wof .product-link { color: var(--teal); border-color: rgba(0,217,163,0.35); }
.product-card.synapis .product-link { color: var(--coral); border-color: rgba(255,90,54,0.35); }
.product-link:hover { gap: 0.7rem; }
.product-link svg { width: 15px; height: 15px; transition: transform .15s ease; }
.product-link:hover svg { transform: translate(2px, -2px); }

/* ---------- Dark band (why us) ---------- */
.band-dark {
  background: var(--ink);
  color: var(--text-on-dark);
}
.band-dark h1, .band-dark h2, .band-dark h3, .band-dark h4 { color: var(--text-on-dark); }
.band-dark .section-head p { color: var(--text-on-dark-secondary); }
.band-dark .eyebrow { color: var(--teal); }
.band-dark .eyebrow::before { background: var(--teal); }
.why-item {
  display: flex;
  gap: 1rem;
  padding: 1.4rem 0;
  border-top: 1px solid var(--line-dark);
}
.why-item:last-child { border-bottom: 1px solid var(--line-dark); }
.why-item svg { width: 20px; height: 20px; color: var(--teal); flex-shrink: 0; margin-top: 0.2rem; }
.why-item h4 { color: var(--text-on-dark); font-size: 1.05rem; margin-bottom: 0.3rem; font-family: var(--font-display); }
.why-item p { color: var(--text-on-dark-secondary); margin: 0; font-size: 0.95rem; }

/* ---------- Footer ---------- */
.footer-ag {
  background: var(--ink);
  color: var(--text-on-dark-secondary);
  padding: 3.5rem 0 2rem;
}
.footer-ag a:hover { color: var(--teal); }
.footer-ag .brand-mark { color: var(--text-on-dark); }
.footer-bottom {
  border-top: 1px solid var(--line-dark);
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  font-size: 0.85rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.footer-links a { margin-left: 1.4rem; font-size: 0.85rem; }
.footer-links a:first-child { margin-left: 0; }

/* ---------- Simple page header (privacy/terms) ---------- */
.page-hero {
  padding: 7.5rem 0 3rem;
  background: var(--ink);
  color: var(--text-on-dark);
}
.page-hero h1 { color: var(--text-on-dark); font-size: clamp(2rem, 4vw, 2.8rem); }
.legal-body h2 { font-size: 1.35rem; margin-top: 2.4rem; margin-bottom: 0.9rem; }
.legal-body p, .legal-body li { color: var(--text-secondary); font-size: 1rem; }
.legal-body { max-width: 760px; }

/* fade-in on scroll */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }