@import url("tokens.css");

/* ============================================================
   AUXO HEALTH — Marketing site styles
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-ui);
  background: var(--midnight);
  color: var(--paper);
  font-size: var(--text-base);
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3rem); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- Grain overlay ---------- */
.grain-def { position: absolute; }
.grain {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  opacity: 0.03; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}
.grain-local {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  opacity: 0.03; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Cursor ring ---------- */
.cursor-ring {
  position: fixed; top: 0; left: 0; width: 8px; height: 8px;
  border: 1.5px solid var(--champagne); border-radius: var(--radius-pill);
  transform: translate(-50%, -50%); z-index: 9999;
  pointer-events: none; mix-blend-mode: difference;
  transition: transform 120ms var(--ease-out), width 200ms var(--ease-out), height 200ms var(--ease-out), opacity 200ms;
  opacity: 0;
}
.cursor-ring.active { opacity: 1; }
.cursor-ring.hover { width: 34px; height: 34px; border-color: var(--champagne); }
@media (hover: none), (pointer: coarse) { .cursor-ring { display: none; } }

/* ---------- Typography primitives ---------- */
.eyebrow {
  font-family: var(--font-ui); font-weight: 600;
  font-size: var(--text-eyebrow); letter-spacing: var(--track-eyebrow);
  text-transform: uppercase; color: var(--brass); margin: 0 0 1.25rem;
}
.eyebrow-dark { color: var(--brass); }
.serif-h2 {
  font-family: var(--font-display); font-weight: 400;
  font-size: var(--text-h2); line-height: 1.08; letter-spacing: 0.005em;
  margin: 0; color: var(--paper);
}
.serif-h2-dark { color: var(--ink); }
.serif-display {
  font-family: var(--font-display); font-weight: 400;
  font-size: var(--text-display); line-height: 1.05; margin: 0; color: var(--paper);
}
.serif-quote {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(1.9rem, 3.2vw, 2.9rem); line-height: 1.18;
  margin: 0; color: var(--ink); letter-spacing: 0.005em;
}
.serif-quote-light { color: var(--paper); }

/* animated champagne rule */
.rule-anim {
  display: block; height: 1px; width: 0; background: var(--champagne);
  transition: width var(--dur-slow) var(--ease-out); margin: 1.75rem 0;
}
.rule-anim.in { width: 48px; }
.hero-rule { margin: 2.25rem 0 2rem; }

/* ---------- Buttons ---------- */
.btn {
  font-family: var(--font-ui); font-weight: 600; font-size: var(--text-xs);
  letter-spacing: 0.14em; text-transform: uppercase; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.95rem 2rem; border-radius: var(--radius-xs); border: 1px solid transparent;
  transition: color var(--dur-fast), border-color var(--dur-fast);
  position: relative; overflow: hidden; isolation: isolate;
}
.btn-fill { color: var(--midnight); background: var(--champagne); }
.btn-fill::before {
  content: ""; position: absolute; inset: 0; background: var(--brass);
  transform: translateX(-101%); transition: transform var(--dur-base) var(--ease-out); z-index: -1;
}
.btn-fill:hover::before { transform: translateX(0); }
.btn-outline { color: var(--paper); border-color: var(--champagne-40); background: transparent; }
.btn-outline::before {
  content: ""; position: absolute; inset: 0; background: var(--champagne);
  transform: translateX(-101%); transition: transform var(--dur-base) var(--ease-out); z-index: -1;
}
.btn-outline:hover { color: var(--midnight); border-color: var(--champagne); }
.btn-outline:hover::before { transform: translateX(0); }

.link-arrow {
  font-family: var(--font-ui); font-weight: 500; font-size: var(--text-sm);
  color: var(--slate-2); letter-spacing: 0.01em; transition: color var(--dur-fast);
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.link-arrow span { transition: transform var(--dur-fast) var(--ease-out); }
.link-arrow:hover { color: var(--paper); }
.link-arrow:hover span { transform: translateX(4px); }

/* ---------- NAV ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h); display: flex; align-items: center;
  background: rgba(11, 20, 32, 0.55); backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: height var(--dur-base) var(--ease-out), background var(--dur-base), border-color var(--dur-base);
}
.nav.scrolled {
  height: var(--nav-h-scrolled);
  background: rgba(11, 20, 32, 0.82);
  border-bottom-color: var(--hairline);
  box-shadow: 0 1px 0 var(--champagne-08);
}
.nav-inner { width: 100%; max-width: var(--maxw-wide); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3rem); display: flex; align-items: center; gap: 2rem; }
.brand { display: flex; align-items: center; gap: 0.7rem; }
.brand-mark { flex: none; }
.brand-word { display: flex; align-items: center; gap: 0.55rem; }
.brand-auxo { font-family: var(--font-display); font-weight: 400; font-size: 1.15rem; letter-spacing: 0.18em; color: var(--paper); }
.brand-rule { width: 1px; height: 15px; background: var(--champagne); opacity: 0.8; }
.brand-health { font-family: var(--font-ui); font-weight: 600; font-size: 0.78rem; letter-spacing: var(--track-wordmark); color: var(--paper); }
.nav-links { margin-left: auto; display: flex; gap: 2.25rem; }
.nav-links a {
  font-family: var(--font-ui); font-weight: 400; font-size: var(--text-sm);
  color: var(--slate-2); letter-spacing: 0.01em; position: relative; padding: 0.25rem 0;
  transition: color var(--dur-fast);
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; height: 1px; width: 0;
  background: var(--champagne); transition: width var(--dur-base) var(--ease-out);
}
.nav-links a:hover { color: var(--paper); }
.nav-links a:hover::after { width: 100%; }
.nav-cta { padding: 0.62rem 1.4rem; }
.nav-toggle { display: none; }

.nav-mobile { display: none; }

/* ---------- HERO ---------- */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  background: var(--midnight); overflow: hidden; padding: calc(var(--nav-h) + 2rem) 0 6rem;
}
.aurora {
  position: absolute; z-index: 0; top: -18%; right: -12%;
  width: 800px; height: 800px; max-width: 90vw; max-height: 90vw;
  border-radius: 50%; pointer-events: none;
  background: radial-gradient(circle, rgba(183,154,114,0.34) 0%, rgba(183,154,114,0.10) 42%, transparent 70%);
  filter: blur(60px); opacity: 0.08;
  animation: auroraDrift 60s var(--ease-in-out) infinite alternate;
}
@keyframes auroraDrift {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(-8%, 6%) scale(1.12); }
  100% { transform: translate(4%, -4%) scale(0.96); }
}
.hero-glow {
  position: absolute; z-index: 0; top: 40%; left: 30%; transform: translate(-50%, -50%);
  width: 900px; height: 640px; max-width: 120vw; pointer-events: none;
  background: radial-gradient(ellipse at center, rgba(183,154,114,0.10) 0%, transparent 62%);
}
.dotgrid {
  position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: 0.03;
  background-image: radial-gradient(var(--paper) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: radial-gradient(ellipse at 35% 45%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse at 35% 45%, #000 30%, transparent 75%);
}
.hero-inner { position: relative; z-index: 2; width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 3rem); }
.hero-mark { margin-bottom: 2.5rem; }
.hero-title {
  font-family: var(--font-display); font-weight: 300;
  font-size: var(--text-hero); line-height: 0.98; letter-spacing: 0.005em;
  margin: 0; color: var(--paper); max-width: 12ch;
}
.hero-title .word { display: inline-block; white-space: nowrap; }
.hero-title .char { display: inline-block; opacity: 0; transform: translateY(0.4em); }
.hero-sub {
  font-family: var(--font-ui); font-weight: 300; font-size: var(--text-lg);
  color: var(--slate-2); max-width: 46ch; line-height: 1.65; margin: 0 0 2.5rem;
}
.hero-actions { display: flex; align-items: center; gap: 2.25rem; flex-wrap: wrap; }
.hero-fade {
  position: absolute; left: 0; right: 0; bottom: 0; height: 160px; z-index: 1; pointer-events: none;
  background: linear-gradient(to bottom, transparent, rgba(11,20,32,0) 0%, var(--midnight) 100%);
}

/* ---------- Reveal-on-scroll ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Section base ---------- */
.section-light { background: var(--paper); color: var(--ink); position: relative; }
.section-dark { background: var(--midnight); color: var(--paper); position: relative; overflow: hidden; }
.section-deep { background: var(--obsidian); color: var(--paper); position: relative; overflow: hidden; }
.section-head { margin-bottom: 3.5rem; }
.section-head .rule-anim { margin-top: 1.75rem; }

/* ---------- Trust bar ---------- */
.trustbar { background: var(--carbon); padding: 3rem 0; border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
.trustbar .eyebrow { text-align: center; margin-bottom: 1.75rem; }
.trust-logos {
  list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap;
  justify-content: center; gap: clamp(1.5rem, 5vw, 4rem);
}
.trust-logos li {
  display: flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-ui); font-weight: 500; font-size: var(--text-sm);
  letter-spacing: 0.06em; color: var(--stone);
}
.hexbullet { width: 9px; height: 10px; flex: none; background: var(--champagne); clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%); }

/* ---------- The Weight ---------- */
.weight { padding: clamp(5rem, 10vw, 9rem) 0; }
.weight-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.weight-quote { position: sticky; top: 120px; }
.weight-stats { display: flex; flex-direction: column; gap: 2.75rem; }
.stat { border-top: 1px solid rgba(31,41,55,0.14); padding-top: 1.6rem; }
.stat-num { font-family: var(--font-display); font-weight: 400; font-size: clamp(2.6rem, 5vw, 3.6rem); line-height: 1; color: var(--brass); }
.stat-copy { margin: 0.8rem 0 0.7rem; font-size: var(--text-base); color: var(--ink); max-width: 40ch; }
.stat-cite { font-family: var(--font-ui); font-size: var(--text-xs); letter-spacing: 0.04em; color: var(--ink-55); font-style: normal; }

/* ---------- Platform ---------- */
.platform { padding: clamp(5rem, 10vw, 9rem) 0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; position: relative; z-index: 2; }
.feature-card {
  position: relative; padding: 2.5rem 2rem; background: var(--surface-1);
  border: 1px solid var(--hairline); border-radius: var(--radius-sm);
  box-shadow: inset 0 1px 0 var(--hairline-2); overflow: hidden;
  transition: transform var(--dur-base) var(--ease-out), border-color var(--dur-base);
}
.feature-card:hover { transform: translateY(-4px); border-color: var(--champagne-40); }
.card-hex {
  position: absolute; top: -30px; right: -30px; width: 120px; height: 130px;
  background: var(--champagne); opacity: 0; clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
  transition: opacity var(--dur-base); filter: blur(6px);
}
.feature-card:hover .card-hex { opacity: 0.07; }
.feature-icon { color: var(--champagne); width: 40px; height: 40px; margin-bottom: 1.75rem; }
.feature-icon svg { width: 100%; height: 100%; }
.feature-title { font-family: var(--font-display); font-weight: 500; font-size: var(--text-h3); margin: 0 0 0.75rem; color: var(--paper); }
.feature-copy { font-family: var(--font-ui); font-weight: 300; color: var(--slate-2); margin: 0; font-size: var(--text-base); }

/* ---------- Three steps ---------- */
.steps { padding: clamp(5rem, 10vw, 9rem) 0; }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.step { position: relative; padding: 0 clamp(1.5rem, 3vw, 2.75rem); }
.step + .step { border-left: 1px solid rgba(31,41,55,0.12); }
.step-num { font-family: var(--font-display); font-weight: 300; font-size: clamp(3rem, 6vw, 4.5rem); line-height: 1; color: rgba(31,41,55,0.18); display: block; margin-bottom: 1rem; }
.step-icon { color: var(--champagne); width: 34px; height: 34px; margin-bottom: 1.4rem; }
.step-icon svg { width: 100%; height: 100%; }
.step-icon-done { color: var(--sage); }
.step-title { font-family: var(--font-display); font-weight: 500; font-size: var(--text-h3); margin: 0 0 0.7rem; color: var(--ink); }
.step-copy { font-family: var(--font-ui); font-weight: 400; color: var(--ink-70); margin: 0; font-size: var(--text-sm); line-height: 1.62; }

/* ---------- Physician-led ---------- */
.physician { padding: clamp(5rem, 10vw, 9rem) 0; }
.physician-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(2.5rem, 6vw, 5rem); align-items: center; position: relative; z-index: 2; }
.physician-grid-single { grid-template-columns: 1fr; max-width: 900px; margin-inline: auto; text-align: center; }
.physician-grid-single .physician-attr { align-items: center; }
.physician-grid-single .serif-quote-light { text-wrap: balance; }
.physician-attr { margin-top: 2.5rem; display: flex; flex-direction: column; gap: 0.25rem; }
.attr-name { font-family: var(--font-ui); font-weight: 600; font-size: var(--text-base); color: var(--paper); letter-spacing: 0.01em; }
.attr-role { font-family: var(--font-ui); font-weight: 400; font-size: var(--text-sm); color: var(--slate); }
.portrait-card {
  position: relative; aspect-ratio: 4 / 5; border-radius: var(--radius-sm);
  border: 1px solid var(--hairline); box-shadow: inset 0 1px 0 var(--hairline-2), var(--shadow-depth);
  background: linear-gradient(155deg, var(--surface-2) 0%, var(--surface-0) 55%, var(--obsidian) 100%);
  overflow: hidden; display: flex; align-items: center; justify-content: center;
}
.portrait-hex { position: absolute; width: 260px; height: 290px; background: var(--champagne); opacity: 0.10; clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%); top: -40px; right: -70px; }
.portrait-hex-2 { width: 180px; height: 200px; opacity: 0.06; top: auto; bottom: -50px; left: -50px; right: auto; background: var(--sage); }
.portrait-initials { font-family: var(--font-display); font-weight: 300; font-size: 4.5rem; color: var(--champagne-60); letter-spacing: 0.05em; position: relative; z-index: 2; }

/* ---------- Compliance ---------- */
.compliance { padding: clamp(5rem, 10vw, 9rem) 0; }
.badge-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.badge {
  display: flex; align-items: center; gap: 0.9rem;
  padding: 1.5rem 1.75rem; background: #fff; border: 1px solid rgba(31,41,55,0.10);
  border-radius: var(--radius-sm); font-family: var(--font-ui); font-weight: 500; font-size: var(--text-sm); color: var(--ink);
  transition: border-color var(--dur-fast), transform var(--dur-fast);
}
.badge:hover { border-color: var(--champagne); transform: translateY(-2px); }
.badge-hex { width: 16px; height: 18px; flex: none; background: var(--champagne); clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%); }

/* ---------- Waitlist ---------- */
.waitlist { padding: clamp(6rem, 12vw, 10rem) 0; text-align: center; }
.aurora-waitlist { top: auto; bottom: -30%; left: 50%; right: auto; transform: translateX(-50%); opacity: 0.09; }
.waitlist-inner { position: relative; z-index: 2; max-width: 640px; display: flex; flex-direction: column; align-items: center; }
.waitlist-inner .rule-anim { margin: 1.75rem auto; }
.waitlist-sub { font-family: var(--font-ui); font-weight: 300; font-size: var(--text-lg); color: var(--slate-2); margin: 0 0 2.5rem; max-width: 44ch; }
.waitlist-form { display: flex; gap: 0.75rem; width: 100%; max-width: 480px; }
.waitlist-form input {
  flex: 1; height: 52px; padding: 0 1.25rem; font-family: var(--font-ui); font-size: var(--text-base);
  color: var(--paper); background: var(--surface-1); border: 1px solid var(--hairline); border-radius: var(--radius-xs);
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.waitlist-form input::placeholder { color: var(--slate); }
.waitlist-form input:focus { outline: none; border-color: var(--champagne); box-shadow: 0 0 0 2px var(--champagne-40); }
.waitlist-form .btn { flex: none; white-space: nowrap; }
.waitlist-note { font-family: var(--font-ui); font-size: var(--text-sm); color: var(--slate); margin: 1.75rem 0 0; letter-spacing: 0.02em; }

/* ---------- Footer ---------- */
.footer { background: var(--obsidian); padding: 3.5rem 0 2.5rem; border-top: 1px solid var(--hairline); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.footer-links { display: flex; gap: 2rem; flex-wrap: wrap; }
.footer-links a { font-family: var(--font-ui); font-size: var(--text-sm); color: var(--slate-2); transition: color var(--dur-fast); }
.footer-links a:hover { color: var(--champagne); }
.footer-copy { margin-top: 2.5rem; padding-top: 1.75rem; border-top: 1px solid var(--hairline-2); }
.footer-copy p { font-family: var(--font-ui); font-size: var(--text-xs); color: var(--slate); margin: 0; letter-spacing: 0.03em; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .weight-grid { grid-template-columns: 1fr; }
  .weight-quote { position: static; }
  .physician-grid { grid-template-columns: 1fr; }
  .physician-portrait { max-width: 380px; }
  .feature-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .step + .step { border-left: none; padding-top: 2.5rem; border-top: 1px solid rgba(31,41,55,0.12); }
  .badge-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-toggle {
    display: flex; flex-direction: column; gap: 5px; margin-left: auto;
    background: none; border: none; cursor: pointer; padding: 8px;
  }
  .nav-toggle span { width: 22px; height: 1.5px; background: var(--paper); transition: transform var(--dur-fast), opacity var(--dur-fast); }
  .nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(6.5px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-6.5px) rotate(-45deg); }
  .nav-mobile {
    display: flex; flex-direction: column; gap: 1.5rem; position: absolute; top: var(--nav-h); left: 0; right: 0;
    background: rgba(11,20,32,0.96); backdrop-filter: blur(14px); padding: 2rem clamp(1.25rem, 4vw, 3rem) 2.5rem;
    border-bottom: 1px solid var(--hairline); transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: opacity var(--dur-base), transform var(--dur-base);
  }
  .nav-mobile.open { transform: none; opacity: 1; pointer-events: auto; }
  .nav-mobile a { font-family: var(--font-ui); font-size: var(--text-lg); color: var(--paper); }
  .nav-mobile .btn { align-self: flex-start; margin-top: 0.5rem; }
}

@media (max-width: 560px) {
  .badge-grid { grid-template-columns: 1fr; }
  .waitlist-form { flex-direction: column; }
  .waitlist-form .btn { width: 100%; }
  .hero-actions { gap: 1.25rem; }
  .hero-actions .btn-fill { width: 100%; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}