/*
 * AUXARA.IO — base layer: canvas atmosphere, type, nav, buttons, sections, footer, motion.
 * Every raw value lives in tokens.css; this file only composes tokens (Gate-11).
 */

/* ---------- reset + canvas ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--body);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* the cockpit ambient — hued blooms fixed behind everything (never flat black) */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  background: var(--ambient-page);
  background-attachment: fixed;
}
/* film grain — kills the "flat template" render (SVG turbulence, ~3%) */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.035;
  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='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}
::selection { background: var(--iris-deep); color: var(--text); }
:focus-visible { outline: 2px solid var(--iris); outline-offset: 3px; border-radius: var(--radius-sm); }

/* themed scrollbar — never the OS default */
html { scrollbar-width: thin; scrollbar-color: var(--line-strong) transparent; }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: var(--radius-full); border: 3px solid var(--bg); }
::-webkit-scrollbar-track { background: transparent; }

img, svg { max-width: 100%; display: block; }

.container { max-width: var(--width-content); margin-inline: auto; padding-inline: clamp(var(--space-5), 5vw, var(--space-12)); }

/* ---------- type ---------- */
.d1 {
  margin: 0;
  font-size: var(--display-1);
  font-weight: var(--weight-extrabold);
  letter-spacing: var(--tracking-display);
  line-height: var(--leading-display);
  color: var(--text);
  text-wrap: balance;
}
.d2 {
  margin: 0;
  font-size: var(--display-2);
  font-weight: var(--weight-extrabold);
  letter-spacing: var(--tracking-display);
  line-height: var(--leading-tight);
  color: var(--text);
  text-wrap: balance;
  max-width: 22ch;
}
.lede { margin: 0; font-size: var(--subhead); color: var(--text-soft); line-height: var(--leading-normal); max-width: var(--width-prose); }
.grad {
  background: var(--brand-mark);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.accent-dot { color: var(--iris); }
.eyebrow {
  display: flex; align-items: center; gap: var(--space-3);
  margin: 0 0 var(--space-4);
  font-family: var(--font-mono); font-size: var(--micro);
  text-transform: uppercase; letter-spacing: var(--tracking-eyebrow);
  color: var(--iris);
}
.eyebrow-idx { color: var(--text-faint); }
.eyebrow::after { content: ''; height: 1px; width: var(--space-16); background: linear-gradient(90deg, var(--glass-edge), transparent); }

/* ---------- sections ---------- */
.section { padding-block: var(--section-y); position: relative; }
.section--tight { padding-block: calc(var(--section-y) / 2); }
.section--band {
  background: linear-gradient(180deg, var(--iris-wash), transparent 70%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section-head { display: grid; gap: var(--space-4); margin-bottom: var(--space-12); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }

/* ---------- nav ---------- */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  transition: background var(--duration-base) var(--ease-standard), border-color var(--duration-base) var(--ease-standard), box-shadow var(--duration-base) var(--ease-standard);
  border-bottom: 1px solid transparent;
}
.site-nav.is-scrolled {
  background: var(--glass-soft);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border-bottom-color: var(--line);
  box-shadow: var(--shadow-card);
}
.nav-inner { display: flex; align-items: center; gap: var(--space-8); min-height: var(--space-16); }
.wordmark {
  font-weight: var(--weight-extrabold); font-size: var(--heading);
  letter-spacing: var(--tracking-display); color: var(--text); text-decoration: none;
}
.wordmark .dot { color: var(--iris); }
.nav-links { display: flex; gap: var(--space-6); flex: 1; }
.nav-links a {
  position: relative;
  color: var(--text-soft); text-decoration: none;
  font-size: var(--small); font-weight: var(--weight-medium);
  padding-block: var(--space-2);
  transition: color var(--duration-fast) var(--ease-standard);
}
.nav-links a:hover { color: var(--text); }
.nav-links a::after {
  content: ''; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--brand-mark); border-radius: var(--radius-full);
  transition: right var(--duration-base) var(--ease-standard);
}
.nav-links a.is-active { color: var(--text); }
.nav-links a.is-active::after, .nav-links a:hover::after { right: 0; }

/* persistent "Log in" affordance in the nav, before the primary CTA. Two products
   share one login domain from the visitor's perspective, so this is a disclosure
   (native <details>, zero JS, keyboard-accessible) offering both destinations —
   never a bare link that begs "log into which one?" */
.nav-login { position: relative; }
.nav-login-trigger {
  display: inline-flex; align-items: center; gap: var(--space-1);
  color: var(--text-soft); font-size: var(--small); font-weight: var(--weight-medium); white-space: nowrap;
  cursor: pointer; list-style: none; user-select: none;
  transition: color var(--duration-fast) var(--ease-standard);
}
.nav-login-trigger::-webkit-details-marker { display: none; }
.nav-login-trigger::marker { display: none; }
.nav-login-trigger:hover { color: var(--text); }
.nav-login-caret { font-size: 9px; transition: transform var(--duration-base) var(--ease-standard); }
.nav-login[open] .nav-login-caret { transform: rotate(180deg); }
.nav-login-panel {
  position: absolute; top: calc(100% + var(--space-3)); right: 0; z-index: 1;
  display: grid; gap: 2px; min-width: 11rem; padding: var(--space-2);
  background: var(--glass-soft);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--line); border-radius: var(--radius-md);
  box-shadow: var(--glass-top), var(--shadow-raised);
}
.nav-login-panel a {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm);
  color: var(--text); text-decoration: none; font-size: var(--small); font-weight: var(--weight-medium);
  transition: background var(--duration-fast) var(--ease-standard), color var(--duration-fast) var(--ease-standard);
}
.nav-login-panel a:hover { background: var(--bg-overlay); color: var(--iris-strong); }
.nav-login-panel .arrow { color: var(--text-faint); transition: transform var(--duration-base) var(--ease-standard); }
.nav-login-panel a:hover .arrow { color: var(--iris-strong); transform: translateX(3px); }

.nav-toggle { display: none; }
.nav-menu { display: none; }

/* ---------- buttons ---------- */
.btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: var(--tap-min); padding: 0 var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-sans); font-weight: var(--weight-semibold); font-size: var(--body);
  text-decoration: none; cursor: pointer; border: 1px solid transparent;
  transition: var(--transition-interactive);
  overflow: hidden;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: linear-gradient(180deg, var(--iris), var(--iris-deep));
  color: oklch(0.99 0.005 274);
  box-shadow: inset 0 1px 0 oklch(1 0 0 / 0.22), var(--shadow-card-glow);
}
.btn-primary:hover { box-shadow: inset 0 1px 0 oklch(1 0 0 / 0.22), var(--shadow-glow); }
.btn-primary:active { background: linear-gradient(180deg, var(--iris-deep), var(--iris-deeper)); }
.btn-ghost {
  background: var(--glass-soft);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border-color: var(--line-strong);
  color: var(--text);
  box-shadow: var(--glass-top);
}
.btn-ghost:hover { border-color: var(--glass-edge); background: var(--glass); }
.btn-sm { min-height: 38px; padding: 0 var(--space-5); font-size: var(--small); }

.link { display: inline-flex; align-items: center; gap: var(--space-2); color: var(--iris); font-weight: var(--weight-medium); text-decoration: none; font-size: var(--small); }
.link .arrow { transition: transform var(--duration-base) var(--ease-standard); }
.link:hover { color: var(--iris-strong); }
.link:hover .arrow { transform: translateX(4px); }

/* the shared glass-card edge treatment (u-edge on every card surface) */
.u-edge { border: 1px solid var(--line); box-shadow: var(--shadow-card); }

/* ---------- footer ---------- */
.footer { background: var(--bg-deep); border-top: 1px solid var(--line); padding-block: var(--space-16) var(--space-8); }
.f-top { display: flex; align-items: center; justify-content: space-between; gap: var(--space-8); flex-wrap: wrap; }
.f-links { display: flex; gap: var(--space-6); flex-wrap: wrap; }
.f-links a { color: var(--text-soft); text-decoration: none; font-size: var(--small); font-weight: var(--weight-medium); transition: color var(--duration-fast) var(--ease-standard); }
.f-links a:hover { color: var(--text); }
.f-bottom {
  display: flex; justify-content: space-between; gap: var(--space-6); flex-wrap: wrap;
  border-top: 1px solid var(--line); margin-top: var(--space-8); padding-top: var(--space-6);
  font-size: var(--micro); color: var(--text-faint);
}
.f-bottom a { color: var(--text-faint); text-decoration: none; }
.f-bottom a:hover { color: var(--text-soft); }

/* ---------- motion: reveals + hero entrance ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity var(--duration-slow) var(--ease-standard), transform var(--duration-slow) var(--ease-standard); transition-delay: calc(var(--i, 0) * 70ms); }
.js [data-reveal].in { opacity: 1; transform: none; }
.js [data-hero] { opacity: 0; transform: translateY(16px); animation: hero-in var(--duration-slower) var(--ease-emphasized) forwards; animation-delay: calc(var(--i, 0) * 110ms); }
@keyframes hero-in { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .js [data-reveal], .js [data-hero] { opacity: 1 !important; transform: none !important; animation: none !important; transition: none !important; }
}

/* ---------- responsive ---------- */
@media (max-width: 1023px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 767px) {
  .grid-3 { grid-template-columns: 1fr; }
}
@media (max-width: 820px) {
  .nav-links, .nav-cta, .nav-login { display: none; }
  .nav-toggle {
    display: inline-flex; align-items: center; justify-content: center;
    width: var(--tap-min); height: var(--tap-min); margin-left: auto;
    background: transparent; border: 1px solid var(--line); border-radius: var(--radius-md);
    cursor: pointer; transition: var(--transition-interactive);
  }
  .nav-toggle:hover { border-color: var(--line-strong); }
  .bars, .bars::before, .bars::after, .bars span { display: block; width: 18px; height: 2px; background: var(--text); border-radius: var(--radius-full); }
  .bars { position: relative; background: transparent; }
  .bars::before, .bars::after { content: ''; position: absolute; left: 0; transition: transform var(--duration-base) var(--ease-standard), top var(--duration-base) var(--ease-standard); }
  .bars::before { top: -5px; }
  .bars::after { top: 5px; }
  .bars span { transition: opacity var(--duration-fast) var(--ease-standard); }
  .menu-open .bars span { opacity: 0; }
  .menu-open .bars::before { top: 0; transform: rotate(45deg); }
  .menu-open .bars::after { top: 0; transform: rotate(-45deg); }
  .nav-menu {
    display: grid; max-height: 0; overflow: hidden;
    background: var(--glass-soft);
    backdrop-filter: var(--glass-backdrop);
    -webkit-backdrop-filter: var(--glass-backdrop);
    border-bottom: 1px solid transparent;
    transition: max-height var(--duration-slow) var(--ease-standard), border-color var(--duration-slow) var(--ease-standard);
  }
  .menu-open .nav-menu { max-height: 22rem; border-bottom-color: var(--line); }
  .nav-menu .container { display: grid; gap: var(--space-2); padding-block: var(--space-5); }
  .m-link {
    color: var(--text); text-decoration: none; font-weight: var(--weight-medium);
    min-height: var(--tap-min); display: flex; align-items: center;
    border-bottom: 1px solid var(--line);
  }
  .nav-menu .btn { margin-top: var(--space-3); }
}