/* ============================================================
   TeakOS — shared design system
   Loaded by every page. Brand identity elevated, not changed.
   Tokens: Deep Forest / Pine / Sage / Teak Amber / Wood / Cream.
   ============================================================ */
:root {
  /* brand */
  --forest: #0F2E2A;
  --forest-deep: #08201D;
  --pine:   #1D473C;
  --sage:   #2E6B57;
  --amber:  #C98A3E;
  --amber-lite: #E8B778;
  --wood:   #8B5A2B;
  --wood-deep: #6E4520;
  --cream:  #F4F2EE;

  /* semantic */
  --bg: var(--cream);
  --bg-alt: #ECE8E1;
  --surface: #FFFFFF;
  --text: #17231F;
  --text-soft: color-mix(in srgb, var(--text) 70%, transparent);
  --text-faint: color-mix(in srgb, var(--text) 52%, transparent);
  --divider: color-mix(in srgb, var(--forest) 14%, transparent);
  --accent: var(--amber);
  --accent-ink: #7A4E1B;

  /* type */
  --font: 'Poppins', system-ui, -apple-system, sans-serif;

  /* rhythm */
  --leading: 28px;
  --edge: clamp(20px, 5vw, 72px);
  --maxw: 1200px;
  --measure: 62ch;

  /* shape */
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-pill: 999px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  /* layered, softer shadows read more premium than a single drop */
  --shadow-sm: 0 1px 2px rgba(15,46,42,.05), 0 8px 24px rgba(15,46,42,.07);
  --shadow-md: 0 2px 6px rgba(15,46,42,.06), 0 20px 44px rgba(15,46,42,.11);
  --shadow-lg: 0 4px 10px rgba(0,0,0,.10), 0 40px 90px rgba(0,0,0,.26);
  --shadow-glow: 0 20px 60px color-mix(in srgb, var(--amber) 22%, transparent);
  /* fine film grain — sits in backgrounds, never over text */
  --grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.4'/%3E%3C/svg%3E");
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font);
  font-weight: 400;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  text-wrap: pretty;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }

/* film-grain overlay — barely-there texture across the whole page */
html::before {
  content: ""; position: fixed; inset: -12%; z-index: 3; pointer-events: none;
  background-image: var(--grain); background-size: 140px 140px;
  opacity: .5; mix-blend-mode: soft-light; will-change: transform;
}
@media (prefers-reduced-motion: no-preference) {
  html::before { animation: grainShift 8s steps(6) infinite; }
}
@keyframes grainShift {
  0% { transform: translate(0,0); } 20% { transform: translate(-4%,3%); }
  40% { transform: translate(3%,-4%); } 60% { transform: translate(-3%,-2%); }
  80% { transform: translate(4%,2%); } 100% { transform: translate(0,0); }
}
h1, h2, h3, h4, h5 { font-family: var(--font); font-weight: 600; letter-spacing: -0.015em; line-height: 1.15; text-wrap: balance; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--edge); }
.wrap-narrow { max-width: 860px; margin: 0 auto; padding: 0 var(--edge); }

/* ---------- shared section furniture ---------- */
.on-forest { background: var(--forest); color: var(--cream); }
.on-forest h1, .on-forest h2, .on-forest h3 { color: #fff; }
.eyebrow {
  font-size: 12.5px; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 500;
  color: color-mix(in srgb, var(--amber) 92%, transparent); margin: 0 0 20px;
}
.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; font-weight: 600;
  color: var(--accent-ink); margin: 0 0 18px;
}
.kicker.on-dark { color: var(--amber); }
.kicker::before { content: ""; width: 26px; height: 1.5px; background: currentColor; opacity: .55; }
.section-title { font-size: clamp(28px, 3.6vw, 46px); line-height: 1.12; margin: 0; }
.section-sub {
  font-size: 16.5px; line-height: 1.68; max-width: var(--measure); margin: 20px 0 0;
  color: var(--text-soft);
}
.on-forest .section-sub { color: color-mix(in srgb, var(--cream) 76%, transparent); }
.rule { height: 1px; border: 0; background: var(--divider); margin: 0; }

/* ---------- buttons ---------- */
.btn {
  font-family: var(--font); font-size: 14.5px; font-weight: 500;
  padding: 12px 24px; border-radius: var(--r-pill); border: 1px solid transparent;
  cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  transition: transform .25s var(--ease), background .25s, box-shadow .25s, color .25s, border-color .25s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; }
.btn-primary {
  position: relative; overflow: hidden;
  background: linear-gradient(135deg, var(--amber-lite) 0%, var(--amber) 45%, var(--wood) 100%);
  color: #fff; box-shadow: 0 6px 22px color-mix(in srgb, var(--amber) 35%, transparent), inset 0 1px 0 rgba(255,255,255,.28);
}
/* soft sweep of light on hover */
.btn-primary::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: linear-gradient(115deg, transparent 30%, rgba(255,255,255,.35) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .7s var(--ease);
}
.btn-primary:hover::after { transform: translateX(120%); }
.btn-primary:hover { box-shadow: 0 14px 38px color-mix(in srgb, var(--amber) 50%, transparent), inset 0 1px 0 rgba(255,255,255,.28); }
.btn-ghost { background: transparent; color: var(--cream); border-color: color-mix(in srgb, var(--cream) 32%, transparent); }
.btn-ghost:hover { background: color-mix(in srgb, var(--cream) 12%, transparent); border-color: var(--cream); }
.btn-outline { background: transparent; color: var(--forest); border-color: var(--divider); }
.btn-outline:hover { border-color: var(--amber); color: var(--accent-ink); }

/* ---------- scroll progress ---------- */
.progress { position: fixed; inset: 0 0 auto 0; height: 3px; z-index: 60; pointer-events: none; }
.progress i { display: block; height: 100%; width: 0%; background: linear-gradient(90deg, var(--wood), var(--amber)); box-shadow: 0 0 12px color-mix(in srgb, var(--amber) 60%, transparent); }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 22px;
  padding: 14px max(var(--edge), calc((100% - var(--maxw)) / 2 + var(--edge)));
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--divider);
  transition: background .4s var(--ease), padding .4s var(--ease), box-shadow .4s var(--ease);
}
.nav.solid { background: color-mix(in srgb, var(--bg) 97%, transparent); padding-block: 10px; box-shadow: 0 8px 24px rgba(15,46,42,.08); }
/* dark nav variant for pages with a dark hero */
.nav.on-dark { background: color-mix(in srgb, var(--forest-deep) 60%, transparent); border-bottom-color: color-mix(in srgb, var(--cream) 12%, transparent); }
.nav.on-dark.solid { background: color-mix(in srgb, var(--forest-deep) 92%, transparent); box-shadow: 0 8px 24px rgba(0,0,0,.3); }
.nav.on-dark .nav-link { color: color-mix(in srgb, var(--cream) 72%, transparent); }
.nav.on-dark .nav-link:hover, .nav.on-dark .nav-link.active { color: #fff; }
.nav.on-dark .nav-toggle { color: var(--cream); }

.nav-brand { display: flex; align-items: center; gap: 10px; margin-right: auto; text-decoration: none; }
.nav-brand img.n-mark { height: 44px; width: auto; }
.nav-brand img.n-word { height: 26px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-link {
  color: var(--text-soft);
  text-decoration: none; font-size: 14px; font-weight: 500;
  position: relative; padding: 6px 2px; white-space: nowrap; transition: color .25s;
}
.nav-link::after { content: ""; position: absolute; left: 0; bottom: 0; height: 1.5px; width: 0; background: var(--amber); transition: width .3s var(--ease); }
.nav-link:hover, .nav-link.active { color: var(--forest); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }
.nav-cta { margin-left: 6px; }
.nav-toggle {
  display: none; margin-left: auto; background: transparent; border: 0; cursor: pointer;
  color: var(--forest); padding: 8px; border-radius: 8px; line-height: 0;
}
.nav-toggle svg { width: 26px; height: 26px; }

@media (max-width: 880px) {
  .nav-links {
    position: fixed; inset: 0 0 0 auto; width: min(320px, 84vw);
    flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 4px;
    background: var(--forest); color: var(--cream);
    padding: 92px 26px 32px; transform: translateX(100%);
    transition: transform .4s var(--ease); box-shadow: -20px 0 60px rgba(0,0,0,.3); z-index: 55;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links .nav-link { color: color-mix(in srgb, var(--cream) 82%, transparent); font-size: 17px; padding: 14px 4px; border-bottom: 1px solid color-mix(in srgb, var(--cream) 12%, transparent); }
  .nav-links .nav-link::after { display: none; }
  .nav-links .nav-link:hover, .nav-links .nav-link.active { color: #fff; }
  .nav-links .nav-cta { margin: 20px 0 0; }
  .nav-links .btn { width: 100%; }
  .nav-toggle { display: inline-flex; }
  .nav-backdrop { position: fixed; inset: 0; background: rgba(8,32,29,.5); backdrop-filter: blur(3px); opacity: 0; visibility: hidden; transition: opacity .35s, visibility .35s; z-index: 54; }
  .nav-backdrop.open { opacity: 1; visibility: visible; }
}

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .9s var(--ease), transform .9s var(--ease); will-change: opacity, transform; }
.reveal.in { opacity: 1; transform: none; }
[style*="--stagger"] { transition-delay: calc(var(--stagger, 0) * 90ms); }

/* ---------- premium footer ---------- */
.site-foot { position: relative; background: var(--forest-deep); color: color-mix(in srgb, var(--cream) 68%, transparent); padding: calc(2.4 * var(--leading)) 0 calc(1.6 * var(--leading)); }
.site-foot::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 1px; background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--amber) 55%, transparent), transparent); }
.foot-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.foot-brand-col { max-width: 300px; }
.foot-brand { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-bottom: 16px; }
.foot-brand img { height: 42px; width: auto; }
.foot-brand span { color: #fff; font-weight: 600; font-size: 17px; }
.foot-tag { font-size: 13.5px; line-height: 1.65; color: color-mix(in srgb, var(--cream) 55%, transparent); margin: 0; }
.foot-col h4 { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--amber); margin: 0 0 16px; font-weight: 600; }
.foot-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 11px; }
.foot-col a { color: color-mix(in srgb, var(--cream) 66%, transparent); text-decoration: none; font-size: 14px; transition: color .25s; }
.foot-col a:hover { color: var(--amber); }
.foot-bottom { display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap; margin-top: calc(2 * var(--leading)); padding-top: calc(1.2 * var(--leading)); border-top: 1px solid color-mix(in srgb, var(--cream) 12%, transparent); font-size: 12.5px; color: color-mix(in srgb, var(--cream) 50%, transparent); }
.foot-bottom a { color: color-mix(in srgb, var(--cream) 62%, transparent); text-decoration: none; }
.foot-bottom a:hover { color: var(--amber); }
@media (max-width: 820px) { .foot-top { grid-template-columns: 1fr 1fr; gap: 32px; } .foot-brand-col { grid-column: 1 / -1; } }
@media (max-width: 480px) { .foot-top { grid-template-columns: 1fr; } }

/* ---------- shared: ambient light + ornaments ---------- */
/* drop a .glow inside a position:relative dark section for soft light */
.glow { position: absolute; border-radius: 50%; filter: blur(70px); pointer-events: none; z-index: 0; opacity: .5; }
.glow.amber { background: radial-gradient(circle, var(--amber), transparent 70%); }
.glow.sage { background: radial-gradient(circle, var(--sage), transparent 70%); }
.glow.wood { background: radial-gradient(circle, var(--wood), transparent 70%); }
/* keep real content above the glow */
.on-forest > .wrap, .cta-band > .wrap, .page-hero > .wrap, .product > .wrap { position: relative; z-index: 1; }
/* delicate centered divider with a diamond */
.ornament { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 0 auto; max-width: 220px; }
.ornament::before, .ornament::after { content: ""; height: 1px; flex: 1; background: linear-gradient(90deg, transparent, var(--divider)); }
.ornament::after { background: linear-gradient(90deg, var(--divider), transparent); }
.ornament i { width: 7px; height: 7px; background: var(--amber); transform: rotate(45deg); border-radius: 1px; flex: none; }

/* ---------- shared: section rhythm ---------- */
.section { padding: calc(3.8 * var(--leading)) 0; }
.section-sm { padding: calc(2.6 * var(--leading)) 0; }

/* ---------- shared: CTA band + demo form ---------- */
.cta-band {
  padding: calc(4.2 * var(--leading)) 0; text-align: center; position: relative; overflow: hidden;
  background: radial-gradient(50% 60% at 50% 18%, color-mix(in srgb, var(--amber) 16%, transparent), transparent 60%), radial-gradient(90% 120% at 50% 0%, var(--pine), var(--forest) 60%, var(--forest-deep));
  color: var(--cream);
}
.cta-band::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 1px; background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--amber) 50%, transparent), transparent); }
.cta-band h2 { font-size: clamp(28px, 4.4vw, 50px); margin: 0; color: #fff; line-height: 1.12; }
.cta-band .sub { font-size: 16.5px; line-height: 1.7; max-width: 58ch; margin: 22px auto 0; color: color-mix(in srgb, var(--cream) 76%, transparent); }
.signup { display: flex; flex-direction: column; gap: 12px; margin: 36px auto 0; max-width: 460px; text-align: left; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }
.field {
  width: 100%; border: 1px solid color-mix(in srgb, var(--cream) 26%, transparent); border-radius: var(--r-pill);
  background: color-mix(in srgb, var(--cream) 8%, transparent); transition: border-color .3s;
  padding: 13px 20px; font-family: var(--font); font-size: 15px; color: var(--cream); outline: none;
}
.field::placeholder { color: color-mix(in srgb, var(--cream) 40%, transparent); }
.field:focus { border-color: var(--amber); }
.phone-field {
  display: flex; align-items: stretch; width: 100%;
  border: 1px solid color-mix(in srgb, var(--cream) 26%, transparent); border-radius: var(--r-pill); overflow: hidden;
  background: color-mix(in srgb, var(--cream) 8%, transparent); transition: border-color .3s;
}
.phone-field:focus-within { border-color: var(--amber); }
.phone-field .prefix { display: flex; align-items: center; padding: 0 14px 0 18px; font-size: 14.5px; color: color-mix(in srgb, var(--cream) 70%, transparent); }
.phone-field input { border: 0; background: transparent; flex: 1; min-width: 0; padding: 13px 18px 13px 0; font-family: var(--font); font-size: 15px; color: var(--cream); outline: none; }
.phone-field input::placeholder { color: color-mix(in srgb, var(--cream) 40%, transparent); }
.signup .btn-primary { width: 100%; margin-top: 4px; padding: 13px 22px; }
.contact-alt { margin-top: 20px; font-size: 13.5px; color: color-mix(in srgb, var(--cream) 62%, transparent); text-align: center; }
.contact-alt a { color: var(--amber); }

/* ---------- shared: pillar / feature cards ---------- */
.bento-pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pcard {
  border: 1px solid var(--divider); border-radius: var(--r-lg); padding: 26px 24px; background: var(--surface);
  position: relative; overflow: hidden; transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.pcard::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: linear-gradient(90deg, var(--amber), var(--sage)); transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease); }
.pcard:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: color-mix(in srgb, var(--amber) 40%, transparent); }
.pcard:hover::before { transform: scaleX(1); }
.pcard .ic { width: 40px; height: 40px; color: var(--sage); margin-bottom: 16px; padding: 8px; border-radius: 12px; background: color-mix(in srgb, var(--sage) 12%, transparent); box-sizing: content-box; transition: background .35s, color .35s; }
.pcard:hover .ic { background: color-mix(in srgb, var(--amber) 14%, transparent); color: var(--accent-ink); }
.pcard h3 { font-size: 20px; margin: 0 0 8px; font-weight: 600; color: var(--forest); }
.pcard p { font-size: 14px; line-height: 1.6; margin: 0; color: var(--text-soft); }
@media (max-width: 980px) { .bento-pillars { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .bento-pillars { grid-template-columns: 1fr; } }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .dash { transform: none !important; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}