/* ==========================================================================
   FERMLLC Ventures — Portfolio Register
   Palette sampled directly from the corporate logo (fermllc.png):
     #1F537B deep blue · #2878A9 blue · #539CC5 steel · #7EBAD9 light
     #F59C1E orange (brand accent)
   ========================================================================== */

:root {
  /* --- brand core (sampled) --- */
  --navy:        #1F537B;   /* deepest chevron facet */
  --blue:        #2878A9;   /* primary brand blue */
  --steel:       #539CC5;   /* mid facet */
  --sky:         #7EBAD9;   /* lightest facet */
  --orange:      #F59C1E;   /* logo accent — "Science, Technology and Human Impact" */
  --orange-text: #A96305;   /* WCAG-safe orange for text on light backgrounds */

  /* --- surfaces & text --- */
  --ink:    #0E1F2B;   /* near-black with a blue cast, matches logo wordmark */
  --paper:  #FFFFFF;   /* logo is designed on white — keep the field white */
  --panel:  #F2F6F9;   /* faint blue-tinted panel */
  --slate:  #5A6B78;   /* muted body / "in validation" */
  --line:   #DBE4EB;   /* hairlines */
  --white:  #FFFFFF;

  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Archivo", system-ui, sans-serif;
  --font-mono: "Spline Sans Mono", ui-monospace, monospace;

  --wrap: 1060px;
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 1.5rem; }
.mono { font-family: var(--font-mono); }

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--navy); }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
  border-radius: 2px;
}

h1, h2, h3 { font-family: var(--font-display); line-height: 1.12; }

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(8px);
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}
.brand-lockup { display: flex; align-items: center; gap: 0.7rem; }
.brand-mark { height: 38px; width: auto; display: block; }
.wordmark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1;
}
.wordmark-ferm { color: var(--navy); }
.wordmark-ventures { margin-left: 0.28em; font-weight: 400; color: var(--slate); }
.header-right { display: flex; align-items: center; gap: 1rem; }
.lockup { font-size: 0.8rem; letter-spacing: 0.02em; color: var(--slate); }
.lang-toggle {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.35rem 0.7rem;
  border: 1.5px solid var(--blue);
  border-radius: 3px;
  background: transparent;
  color: var(--blue);
  cursor: pointer;
}
.lang-toggle:hover { background: var(--blue); color: var(--white); }

/* ---------- Hero ---------- */
.hero {
  padding: 5.5rem 0 4.5rem;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
/* faceted light wash echoing the chevron facets — quiet, not decorative noise */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(160deg, rgba(126, 186, 217, 0.16) 0%, rgba(126, 186, 217, 0) 42%),
    linear-gradient(20deg, rgba(245, 156, 30, 0.07) 0%, rgba(245, 156, 30, 0) 38%);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }

.eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange-text);
  margin-bottom: 1.1rem;
}
.hero-title {
  font-size: clamp(2.3rem, 5.4vw, 3.9rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  max-width: 18ch;
  margin-bottom: 1.4rem;
  color: var(--ink);
}
.hero-title em { font-style: normal; color: var(--navy); }
.hero-positioning { max-width: 62ch; font-size: 1.17rem; margin-bottom: 1rem; }
.hero-positioning strong { color: var(--navy); }
.hero-disclaimer {
  max-width: 62ch;
  font-size: 0.92rem;
  color: var(--slate);
  padding-left: 0.9rem;
  border-left: 3px solid var(--orange);
  margin-bottom: 2rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; }

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.4rem;
  border-radius: 4px;
  border: 1.5px solid var(--navy);
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}
.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: var(--blue); border-color: var(--blue); color: var(--white); }
.btn-ghost { background: transparent; color: var(--navy); }
.btn-ghost:hover { background: var(--navy); color: var(--white); }

/* ---------- Register (signature) ---------- */
.register { padding: 4.5rem 0; }
.section-head { margin-bottom: 2.6rem; max-width: 62ch; }
.section-head h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  margin-bottom: 0.7rem;
}
.section-sub { color: var(--slate); font-size: 0.98rem; }

.register-list { list-style: none; border-top: 2px solid var(--navy); }
.register-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 1.6rem;
  padding: 1.9rem 0;
  border-bottom: 1px solid var(--line);
}
.reg-code {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--steel);
  letter-spacing: 0.05em;
  padding-top: 0.35rem;
}
.reg-title-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.55rem;
}
.reg-title-row h3 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.01em; color: var(--navy); }
.reg-body p { max-width: 66ch; margin-bottom: 0.7rem; }
.reg-link { font-size: 0.85rem; font-weight: 500; letter-spacing: 0.03em; }
.reg-link.muted { color: var(--slate); }

/* status stamps */
.stamp {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.22rem 0.6rem;
  border-radius: 3px;
  border: 1.5px solid currentColor;
}
.stamp-active     { color: var(--blue);        background: rgba(40, 120, 169, 0.08); }
.stamp-activating { color: var(--orange-text); background: rgba(245, 156, 30, 0.12); }
.stamp-validation { color: var(--slate);       background: rgba(90, 107, 120, 0.08); }

/* ---------- Platforms ---------- */
.platforms {
  padding: 4.5rem 0;
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.4rem;
}
.platform-card {
  display: block;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--steel);
  border-radius: 6px;
  padding: 1.8rem;
  color: var(--ink);
  transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}
.platform-card:hover {
  border-color: var(--line);
  border-top-color: var(--orange);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(31, 83, 123, 0.09);
  color: var(--ink);
}
.platform-kicker {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--slate);
  margin-bottom: 0.6rem;
}
.platform-card h3 { font-size: 1.45rem; font-weight: 700; margin-bottom: 0.55rem; color: var(--navy); }
.platform-card .tm { font-size: 0.6em; vertical-align: super; font-weight: 400; }
.platform-card p { font-size: 0.95rem; margin-bottom: 0.9rem; }

/* ---------- Values ---------- */
.values { padding: 2.4rem 0; border-bottom: 1px solid var(--line); }
.values-line {
  text-align: center;
  font-size: 0.85rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--navy);
}
.values-line .dot { color: var(--orange); }

/* ---------- Founder ---------- */
.founder { padding: 4.5rem 0; }
.founder-grid { max-width: 720px; }
.founder h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; margin-bottom: 0.9rem; color: var(--navy); }
.founder p { margin-bottom: 1.5rem; max-width: 62ch; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #C4D2DC; padding: 3rem 0 2.4rem; }
.footer-logo { display: block; height: 150px; width: auto; margin-bottom: 1.6rem; opacity: 0.98; }
.footer-disclaimer { max-width: 70ch; font-size: 0.92rem; margin-bottom: 1.4rem; color: #E3ECF2; }
.footer-legal { font-size: 0.75rem; letter-spacing: 0.03em; margin-bottom: 1.4rem; color: #8FA3B2; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1.2rem; font-size: 0.78rem; }
.footer-links a { color: var(--sky); }
.footer-links a:hover { color: var(--orange); }

/* ---------- Branch pages (consulting / analytics) ---------- */
.page-hero { padding: 4rem 0 3.5rem; }
.page-title-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.85rem 1rem;
  margin-bottom: 1.4rem;
}
.page-title {
  max-width: none;
  margin-bottom: 0;
  font-size: clamp(2rem, 4.6vw, 3.2rem);
}

.branch-detail {
  padding: 3.5rem 0;
  border-bottom: 1px solid var(--line);
}
.scope-list {
  list-style: none;
  max-width: 62ch;
  border-top: 2px solid var(--navy);
}
.scope-list li {
  margin-top: 0.75rem;
  padding: 1.1rem 0 1.1rem 0.9rem;
  border-bottom: 1px solid var(--line);
  border-left: 3px solid var(--steel);
}
.scope-list li:first-child { margin-top: 0; }

.intake {
  padding: 4rem 0;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}
.scheduler-slot {
  border: 1.5px dashed var(--steel);
  border-radius: 6px;
  background: var(--paper);
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
}
.scheduler-placeholder {
  text-align: center;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--slate);
  max-width: 42ch;
}

.validation-note .section-head { margin-bottom: 1.4rem; }
.validation-aside {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate);
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--slate);
  background: var(--panel);
  max-width: 62ch;
}

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .hero { padding: 3.5rem 0 3rem; }
  .page-hero { padding: 3rem 0 2.5rem; }
  .register-row { grid-template-columns: 1fr; gap: 0.5rem; }
  .reg-code { padding-top: 0; }
  .lockup { display: none; }
  .brand-mark { height: 32px; }
  .footer-logo { height: 112px; }
}