/* ============================================================
   FounderIQ — styles.css  (sector site)
   Warm gallery palette carried over from the landing page.
   ============================================================ */
:root {
  --cream:        #e8e0cb;
  --brown:        #2e2114;
  --orange:       #dc781a;
  --orange-hover: #c8641a;
  --cream-text:   #f1e9d6;
  --muted:        #6a4a28;
  --label:        #b15c1a;
  --rule:         rgba(210,105,26,0.28);
  --rule-soft:    rgba(46,33,20,0.12);

  --font-display: 'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --font-label:   'Oswald', system-ui, -apple-system, sans-serif;
  --font-mark:    'Anton', 'Hanken Grotesk', sans-serif;

  --container: 1160px;
  --gutter: 24px;
  --ease: cubic-bezier(0.16,1,0.3,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--cream);
  color: var(--brown);
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 18px;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}
body::before, body::after { content:''; position: fixed; inset: 0; pointer-events: none; z-index: 0; }
body::before { background: radial-gradient(ellipse 92% 78% at 50% 36%, transparent 58%, rgba(120,70,20,0.09) 100%); }
body::after {
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.site-header, main, .site-footer { position: relative; z-index: 1; }

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

:focus-visible { outline: 2px solid var(--orange); outline-offset: 3px; border-radius: 2px; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }

.visually-hidden {
  position: absolute !important; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0);
  clip-path: inset(50%); white-space: nowrap; border: 0;
}
.hidden-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.skip-link {
  position: absolute; left: 50%; top: -60px; transform: translateX(-50%); z-index: 999;
  background: var(--brown); color: var(--cream-text); font-family: var(--font-label);
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase;
  padding: 12px 20px; border-radius: 6px; transition: top 0.2s var(--ease);
}
.skip-link:focus { top: 12px; }

/* ---- shared type bits ---- */
.kicker {
  font-family: var(--font-label); font-weight: 500; font-size: 12px;
  letter-spacing: 0.34em; text-transform: uppercase; color: var(--label);
}
.section-head {
  margin-top: 16px; font-weight: 300;
  font-size: clamp(27px, 4vw, 46px); line-height: 1.14; letter-spacing: -0.015em;
  color: var(--brown);
}

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font-label); font-weight: 600; font-size: 12px;
  letter-spacing: 0.22em; text-transform: uppercase; border-radius: 6px;
  padding: 15px 32px; min-height: 48px;
  transition: background-color .22s var(--ease), transform .22s var(--ease);
}
.btn-primary { background: var(--orange); color: var(--cream-text); }
.btn-primary:hover { background: var(--orange-hover); transform: translateY(-1px); }
.btn-sm { padding: 11px 20px; min-height: 44px; font-size: 11px; }
.btn-lg { padding: 17px 40px; }

.text-link {
  font-family: var(--font-label); font-weight: 500; font-size: 12px;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--label);
  display: inline-block; padding: 6px 0; position: relative;
}
.text-link::after { content:''; position: absolute; left:0; bottom:0; width:0; height:1px; background: var(--orange); transition: width .25s var(--ease); }
.text-link:hover::after { width: 100%; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 100; background: var(--cream);
  border-bottom: 1px solid transparent; transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--rule-soft); box-shadow: 0 6px 20px rgba(46,33,20,0.06); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-block: 16px; }

.wordmark { font-family: var(--font-mark); text-transform: uppercase; line-height: 1; color: var(--brown); display: inline-flex; align-items: center; }
.wordmark-founder { font-size: 18px; }
.wordmark-iq { font-size: 25px; margin-left: 0.02em; }
.wordmark-sm .wordmark-founder { font-size: 16px; }
.wordmark-sm .wordmark-iq { font-size: 22px; }

.header-nav { display: flex; align-items: center; gap: 26px; }
.header-nav > a:first-child {
  font-family: var(--font-label); font-weight: 500; font-size: 12px;
  letter-spacing: 0.2em; text-transform: uppercase; color: var(--brown); padding: 8px 0;
}
.header-nav > a:first-child:hover { color: var(--label); }

/* ============================================================
   HERO (home)
   ============================================================ */
.hero { padding: 48px 0 36px; text-align: center; }
.hero-inner { display: flex; flex-direction: column; align-items: center; }

.nameplate {
  width: 100%; max-width: 460px;
  background: linear-gradient(168deg, #f0992a 0%, #e8821f 52%, #dd7619 100%);
  border-radius: 8px; padding: 40px 40px 40px; text-align: center; position: relative;
  box-shadow: inset 0 0 0 1px rgba(255,240,210,0.30), 0 24px 54px rgba(176,82,12,0.24);
}
.nameplate::before { content:''; position: absolute; inset: 9px; border: 1.5px solid rgba(246,238,221,0.55); border-radius: 4px; pointer-events: none; }
.mark { display: inline-flex; align-items: center; gap: 0.04em; }
.mark { align-items: center; }
.mark span { font-family: var(--font-mark); font-weight: 400; color: #f1e9d6; text-transform: uppercase; line-height: 1; text-shadow: 0 2px 1px rgba(120,52,8,.35), 0 -1px 0 rgba(255,244,214,.22); }
.mark .founder { font-size: clamp(30px, 7vw, 48px); }
.mark .iq { font-size: clamp(44px, 10vw, 72px); margin-left: 0.03em; }

.tagline {
  margin-top: 28px; font-style: italic; font-weight: 400;
  font-size: clamp(15px, 3.6vw, 19px); letter-spacing: 0.02em; color: var(--muted);
}

.nameplate-tagline {
  margin-top: 20px;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(13px, 3.2vw, 17px);
  letter-spacing: 0.03em;
  color: rgba(241,233,214,0.94);
  text-align: center;
  text-shadow: 0 1px 1px rgba(120,52,8,0.25);
}
.nameplate-tagline::before {
  content: '';
  display: block;
  width: 42px; height: 1px;
  margin: 0 auto 14px;
  background: rgba(246,238,221,0.55);
}
.hero-copy { margin-top: 16px; max-width: 44ch; font-size: clamp(16px, 2.4vw, 19px); line-height: 1.55; color: var(--muted); }
.hero .btn { margin-top: 34px; }

/* ============================================================
   FEATURED + VIDEO GRID (shared with sector page)
   ============================================================ */
.featured { padding: 76px 0 20px; }
.featured .kicker { margin-bottom: 32px; }

.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px 28px;
}

.video-card { min-width: 0; }

.video-media {
  position: relative; display: block; width: 100%;
  aspect-ratio: 16 / 9; overflow: hidden; border-radius: 8px;
  border: 1px solid var(--rule); background: #ddd0b4; cursor: pointer;
}
.video-thumb { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease), filter .3s var(--ease); }

/* fallback when a thumbnail is missing (e.g. placeholder id) */
.video-media.no-thumb,
.video-media.is-empty {
  background: linear-gradient(160deg, #e3d7bd, #d3c3a0);
}
.video-media.no-thumb::before,
.video-media.is-empty::before {
  content: 'FounderIQ'; position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-label); font-size: 12px; letter-spacing: 0.3em;
  text-transform: uppercase; color: rgba(46,33,20,0.32);
}

.video-play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: 58px; height: 58px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--orange); color: var(--cream-text); border: 0;
  box-shadow: 0 4px 14px rgba(176,82,12,0.28);
  transition: background-color .25s var(--ease), transform .25s var(--ease);
}
.video-media:hover .video-play { background: var(--orange-hover); transform: translate(-50%,-50%) scale(1.06); }
.video-media:hover .video-thumb { transform: scale(1.04); filter: brightness(.9); }

.video-media.is-playing { cursor: default; }
.video-media.is-playing iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.video-title { margin-top: 18px; font-weight: 400; font-size: clamp(17px, 1.5vw, 21px); line-height: 1.25; color: var(--brown); }
.video-meta {
  margin-top: 8px; font-family: var(--font-label); font-weight: 500; font-size: 11px;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted);
}

/* ============================================================
   SECTORS GRID (home)
   ============================================================ */
.sectors { padding: 84px 0 40px; }
.sectors .kicker { margin-bottom: 14px; }
.sector-grid {
  margin-top: 44px;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.sector-card {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  padding: 32px 24px; border: 1px solid var(--rule); border-radius: 8px;
  background: rgba(255,250,238,0.4); min-height: 128px;
  transition: transform .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}
.sector-card:hover { transform: translateY(-3px); border-color: var(--orange); background: rgba(255,250,238,0.7); }
.sector-name { font-weight: 400; font-size: clamp(21px, 2vw, 27px); line-height: 1.15; color: var(--brown); }
.sector-blurb { display: none; }
.sector-count {
  margin-top: 14px; font-family: var(--font-label); font-weight: 500; font-size: 11px;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--label);
}

/* ============================================================
   SECTOR PAGE
   ============================================================ */
.sector-hero { padding: 40px 0 20px; }
.back-link { margin-bottom: 28px; }
.sector-hero .kicker { margin-top: 18px; }
.sector-hero-title {
  margin-top: 12px; font-weight: 300;
  font-size: clamp(36px, 6vw, 68px); line-height: 1.06; letter-spacing: -0.02em; color: var(--brown);
}
.sector-hero-blurb { margin-top: 18px; max-width: 54ch; font-size: clamp(16px, 2vw, 20px); line-height: 1.55; color: var(--muted); }

.sector-body { padding: 44px 0 120px; }

.sector-empty { padding: 40px 0; }
.sector-empty p { color: var(--muted); margin-bottom: 16px; }

/* ============================================================
   STAY CLOSE (signup)
   ============================================================ */
.signup { padding: 96px 0 40px; }
.signup-inner { max-width: 560px; margin-inline: auto; text-align: center; padding-top: 60px; border-top: 1px solid var(--rule); }
.signup-eyebrow { font-family: var(--font-label); font-weight: 500; font-size: 11px; letter-spacing: 0.36em; text-transform: uppercase; color: var(--label); }
.signup h2 { margin-top: 20px; font-weight: 300; font-size: clamp(24px, 5vw, 34px); line-height: 1.18; letter-spacing: -0.02em; color: var(--brown); }
.signup-copy { margin-top: 14px; color: var(--muted); font-size: 16px; line-height: 1.5; }
.signup-form { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-top: 30px; }
.signup-form input {
  min-width: 0; min-height: 52px; padding: 13px 16px; border: 1px solid rgba(210,105,26,0.5);
  border-radius: 4px; background: rgba(255,250,238,0.55); color: var(--brown);
  font-family: var(--font-display); font-size: 16px; transition: border-color .25s ease;
}
.signup-form input:focus { outline: none; border-color: var(--orange); }
.signup-form input::placeholder { color: rgba(120,80,40,0.5); }
.signup-form button {
  min-height: 52px; padding: 0 26px; border: 0; border-radius: 4px; background: var(--orange); color: var(--cream-text);
  font-family: var(--font-label); font-size: 11px; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase;
  white-space: nowrap; transition: background-color .25s ease;
}
.signup-form button:hover { background: var(--orange-hover); }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { border-top: 1px solid var(--rule-soft); padding: 60px 0 68px; margin-top: 60px; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 30px; }
.footer-tagline { margin-top: 12px; font-size: 15px; color: var(--muted); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.footer-nav a {
  font-family: var(--font-label); font-weight: 400; font-size: 11px; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--muted); padding: 10px 0; min-height: 44px; line-height: 24px;
}
.footer-nav a:hover { color: var(--brown); }
.footer-legal { flex-basis: 100%; font-family: var(--font-label); font-size: 10px; letter-spacing: 0.26em; text-transform: uppercase; color: rgba(106,74,40,0.7); padding-top: 6px; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .video-grid { grid-template-columns: repeat(2, 1fr); gap: 32px 20px; }
  .sector-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  body { font-size: 17px; }
  .hero { padding: 40px 0 20px; }
  .featured { padding: 60px 0 10px; }
  .sectors { padding: 64px 0 30px; }
  .video-grid { grid-template-columns: 1fr; gap: 30px; }
  .sector-grid { grid-template-columns: 1fr; }
  .signup-form { grid-template-columns: 1fr; }
  .signup-form button { width: 100%; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .video-media:hover .video-thumb { transform: none; }
  .sector-card:hover { transform: none; }
  .btn-primary:hover { transform: none; }
}