/* ============================================================
   Naxios — editorial design system (shared)
   Paper/ink palette · Fraunces serif display · Inter body · JetBrains Mono detail.
   Preserves legacy class names used by every page (.btn, .nav-inner, .footer-inner, etc.)
   ============================================================ */

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

a, button, input, textarea, select, [role="button"] { -webkit-tap-highlight-color: transparent; }
a:focus, button:focus, input:focus, textarea:focus, select:focus, [role="button"]:focus { outline: none; }
a:focus-visible, button:focus-visible, [role="button"]:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
  border-radius: 2px;
}

:root {
  /* Paper palette (light) */
  --paper:      #fafaf7;
  --paper-2:    #f4f3ee;
  --paper-3:    #eceae2;
  --rule:       rgba(20,20,24,0.12);
  --rule-hi:    rgba(20,20,24,0.22);
  --ink:        #141418;
  --ink-2:      #2c2c33;
  --ink-3:      #5a5a63;
  --ink-4:      #8a8a92;
  --accent:     #2a4bd6;
  --accent-ink: #1c36a8;
  --ok:         #2d7a44;
  --warn:       #a56b1a;
  --err:        #b23a2b;

  /* Legacy aliases kept for downstream pages that still reference them */
  --cream:      var(--paper);
  --cream-2:    var(--paper-2);
  --cream-3:    var(--paper-3);
  --cream-soft: #ffffff;
  --ink-muted:  var(--ink-3);
  --border:     var(--rule);
  --nav-bg:     color-mix(in srgb, var(--paper) 88%, transparent);
  /* legacy color aliases — neutralized to editorial tokens */
  --teal:       var(--accent);
  --teal-2:     var(--accent-ink);
  --teal-soft:  var(--paper-2);

  --serif: 'Fraunces','Instrument Serif','Times New Roman',Times,serif;
  --sans:  'Inter',-apple-system,system-ui,sans-serif;
  --mono:  'JetBrains Mono',ui-monospace,'SF Mono',Menlo,monospace;

  --radius-xs: 2px;
  --radius-sm: 4px;
  --radius:    6px;
  --radius-lg: 10px;
  --maxw:      1180px;

  /* Motion tokens */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-1: 140ms;
  --dur-2: 240ms;
  --dur-3: 480ms;

  /* Icon sizing scale */
  --icon-xs: 12px;
  --icon-sm: 14px;
  --icon:    16px;
  --icon-md: 18px;
  --icon-lg: 22px;
  --icon-xl: 28px;
}
[data-theme="dark"] {
  --paper:   #111113;
  --paper-2: #16161a;
  --paper-3: #1c1c21;
  --rule:    rgba(255,255,255,0.12);
  --rule-hi: rgba(255,255,255,0.22);
  --ink:     #f2f1ec;
  --ink-2:   #d3d2cc;
  --ink-3:   #95949a;
  --ink-4:   #66656b;
  --accent:     #8ea6ff;
  --accent-ink: #b8c6ff;
  --cream:      var(--paper);
  --cream-2:    var(--paper-2);
  --cream-3:    var(--paper-3);
  --cream-soft: var(--paper-2);
  --border:     var(--rule);
  --nav-bg:     color-mix(in srgb, var(--paper) 88%, transparent);
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 15.5px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
  font-feature-settings: "ss01","cv11";
}
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
code, pre, .mono { font-family: var(--mono); }
.serif   { font-family: var(--serif); font-weight: 400; }
.serif-i { font-family: var(--serif); font-weight: 400; font-style: italic; }
.grad-text { /* legacy — kept flat on purpose, no gradient soup */
  color: var(--ink);
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
}
::selection { background: var(--ink); color: var(--paper); }

h1, h2, h3, h4 { color: var(--ink); letter-spacing: -0.01em; }
h1, h2 { font-family: var(--serif); font-weight: 400; }
h3, h4 { font-family: var(--sans);  font-weight: 500; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 640px) { .container { padding: 0 20px; } }

/* ── NAV ── flat, rule-separated ── */
nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--nav-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}
.nav-inner {
  width: 100%; max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 28px;
  height: 60px;
}
@media (max-width: 640px) { .nav-inner { padding: 0 20px; } }
.logo {
  display: inline-flex; align-items: baseline; gap: 0;
  font-family: var(--serif);
  font-size: 21px; font-weight: 500; letter-spacing: -0.01em;
  color: var(--ink);
}
.logo sup, .logo-mark {
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 400;
  color: var(--ink-3);
  margin-left: 4px;
  letter-spacing: 0.1em;
  transform: translateY(-6px);
  display: inline-block;
}
.nav-links {
  list-style: none;
  display: flex; gap: 28px;
  font-size: 14px;
}
.nav-links a {
  color: var(--ink-3);
  transition: color .15s;
  padding: 4px 0;
  position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px;
  background: var(--ink);
}
.nav-ctas-desktop { display: inline-flex; align-items: center; gap: 18px; font-size: 14px; }
.nav-ctas-desktop > a:not(.btn) { color: var(--ink-3); transition: color .15s; }
.nav-ctas-desktop > a:not(.btn):hover { color: var(--ink); }

.nav-avatar {
  width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  display: inline-grid; place-items: center;
  font-family: var(--mono); font-size: 11px; color: var(--ink);
  overflow: hidden;
}

.theme-toggle {
  width: 22px; height: 22px;
  color: var(--ink-3);
  transition: color .15s;
  display: inline-grid; place-items: center;
}
.theme-toggle:hover { color: var(--ink); }
.theme-toggle svg { width: 16px; height: 16px; }
.icon-sun  { display: none; }
[data-theme="dark"] .icon-sun  { display: block; }
[data-theme="dark"] .icon-moon { display: none; }

.nav-toggle { display: none; color: var(--ink-2); width: 28px; height: 28px; }
.nav-toggle svg { width: 20px; height: 20px; }
@media (max-width: 860px) {
  .nav-links, .nav-ctas-desktop > a.btn:not(.cta-primary) { display: none; }
  .nav-toggle { display: inline-grid; place-items: center; }
}
.nav-mobile-actions {
  display: none;
  border-top: 1px solid var(--rule);
  padding: 16px 20px 22px;
  background: var(--paper);
}
.nav-mobile-actions.menu-open { display: block; }
.nav-mobile-actions a {
  display: block;
  padding: 11px 0;
  border-bottom: 1px solid var(--rule);
  color: var(--ink);
  font-size: 15px;
}
.nav-mobile-actions a:last-child { border-bottom: 0; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 9px 18px;
  font-size: 14px; font-weight: 500;
  border: 1px solid var(--ink);
  border-radius: var(--radius-sm);
  color: var(--paper);
  background: var(--ink);
  transition: background .15s, color .15s, border-color .15s, transform .1s;
  white-space: nowrap;
  font-family: var(--sans);
}
.btn:hover { background: var(--ink-2); border-color: var(--ink-2); }
.btn:active { transform: translateY(1px); }
.btn-dark { /* alias */ color: var(--paper); background: var(--ink); border-color: var(--ink); }
.btn-dark:hover { background: var(--ink-2); border-color: var(--ink-2); }
.btn-ghost,
.btn-teal {
  color: var(--ink);
  background: transparent;
  border-color: var(--rule-hi);
}
.btn-ghost:hover, .btn-teal:hover { border-color: var(--ink); background: transparent; color: var(--ink); }
.btn-lg { padding: 13px 22px; font-size: 14.5px; }
.btn-arrow { transition: transform .15s; display: inline-block; }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* ── CARDS (legacy; kept minimal, non-glassy) ── */
.card {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background: var(--paper-2);
  padding: 20px;
}

/* ── SECTION HEAD (used by pricing/docs/etc) ── */
.section-head {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 40px;
  align-items: baseline;
  margin-bottom: 56px;
}
@media (max-width: 720px) { .section-head { grid-template-columns: 1fr; gap: 14px; } }
.section-head .num, .section-star {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.section-h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(30px, 3.8vw, 46px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  max-width: 22ch;
  color: var(--ink);
}
.section-sub {
  color: var(--ink-3);
  font-size: 15px;
  max-width: 58ch;
  margin-top: 12px;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--ink);
  padding: 56px 0 40px;
  margin-top: 80px;
  background: var(--paper);
}
.footer-inner {
  width: 100%; max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 640px) { .footer-inner { padding: 0 20px; } }
.footer-bar {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 16px;
  padding-top: 28px;
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--ink-3);
  margin-top: 32px;
}
.footer-logo {
  display: inline-flex; align-items: baseline; gap: 0;
  font-family: var(--serif);
  font-size: 19px; font-weight: 500;
  color: var(--ink);
}
.footer-discord {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--ink-3);
  font-family: var(--mono);
  font-size: 12px;
  transition: color .15s;
}
.footer-discord:hover { color: var(--ink); }

/* ── PAGE GLOWS → flattened to nothing (kept as no-ops for old markup) ── */
.page-glow, .page-glow-teal { display: none; }

/* ── FORMS ── */
input, textarea, select {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  width: 100%;
  transition: border-color .15s;
}
input:focus, textarea:focus, select:focus { border-color: var(--ink); }
input::placeholder, textarea::placeholder { color: var(--ink-4); }
label { display: block; font-family: var(--mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 8px; }

/* ── TABLES (generic) ── */
table {
  width: 100%; border-collapse: collapse;
  border-bottom: 1px solid var(--ink);
  font-size: 14px;
}
th, td {
  text-align: left;
  padding: 14px 12px;
  border-bottom: 1px solid var(--rule);
  vertical-align: baseline;
}
th {
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-3);
  font-weight: 400;
  border-top: 1px solid var(--ink);
}
tbody tr:hover { background: var(--paper-2); }

/* ── CODE INLINE ── */
p code, li code, .body code, td code, span code {
  font-size: 13px;
  padding: 1px 5px;
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: var(--radius-xs);
  color: var(--ink);
}

/* ── PAGE-LEVEL BACKGROUND: faint 12-col rule grid ── */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none;
  background-image: linear-gradient(to right, var(--rule) 1px, transparent 1px);
  background-size: calc((100vw - 64px) / 12) 100%;
  background-position: 32px 0;
  opacity: 0.35;
  mask-image: linear-gradient(to bottom, transparent 0, black 12%, black 88%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, black 12%, black 88%, transparent 100%);
}
@media (max-width: 860px) { body::before { display: none; } }
main, nav, footer { position: relative; z-index: 1; }

/* ── Utility ── */
.hr { border: 0; border-top: 1px solid var(--rule); margin: 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-3);
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--ink-3); display: inline-block; }

/* ── Reveal on scroll (staggered via --i) ── */
.reveal { opacity: 0; transform: translateY(10px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); transition-delay: calc(var(--i, 0) * 60ms); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* ── Icon system (Iconify <iconify-icon>) ── */
iconify-icon {
  display: inline-block;
  width: var(--icon);
  height: var(--icon);
  vertical-align: -0.125em;
  color: currentColor;
  flex-shrink: 0;
}
iconify-icon[data-size="xs"] { width: var(--icon-xs); height: var(--icon-xs); }
iconify-icon[data-size="sm"] { width: var(--icon-sm); height: var(--icon-sm); }
iconify-icon[data-size="md"] { width: var(--icon-md); height: var(--icon-md); }
iconify-icon[data-size="lg"] { width: var(--icon-lg); height: var(--icon-lg); }
iconify-icon[data-size="xl"] { width: var(--icon-xl); height: var(--icon-xl); }

/* Brand chip — used for model-provider logos via Simple Icons */
.brand-chip {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px;
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  background: var(--paper);
  color: var(--ink-2);
}
.brand-chip iconify-icon { width: 14px; height: 14px; }

/* Icon inside pill */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--rule);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  background: var(--paper);
}
.pill iconify-icon { width: 12px; height: 12px; }

/* ── Live dot (pulse) ── */
.live-dot {
  position: relative;
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--ok);
  vertical-align: baseline;
}
.live-dot::after {
  content: "";
  position: absolute; inset: 0;
  border-radius: 50%;
  background: var(--ok);
  animation: live-pulse 1.8s var(--ease-out) infinite;
  opacity: 0.6;
}
@keyframes live-pulse {
  0%   { transform: scale(1);   opacity: 0.55; }
  70%  { transform: scale(2.6); opacity: 0;    }
  100% { transform: scale(2.6); opacity: 0;    }
}
@media (prefers-reduced-motion: reduce) { .live-dot::after { animation: none; } }

/* ── Skeleton shimmer (loading state) ── */
.skeleton {
  position: relative;
  overflow: hidden;
  background: var(--paper-2);
  border-radius: var(--radius-xs);
  color: transparent !important;
  user-select: none;
}
.skeleton::after {
  content: "";
  position: absolute; inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--ink) 6%, transparent), transparent);
  animation: shimmer 1.4s infinite var(--ease-in-out);
}
@keyframes shimmer { to { transform: translateX(100%); } }
@media (prefers-reduced-motion: reduce) { .skeleton::after { animation: none; } }

/* ── Number-display (count-ups) ── */
.num-display {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(34px, 4.4vw, 52px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.num-display .unit {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-3);
  margin-left: 6px;
  vertical-align: 0.8em;
  text-transform: uppercase;
}

/* ── Kbd ── */
kbd {
  display: inline-block;
  padding: 1px 6px;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.5;
  color: var(--ink-2);
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-bottom-width: 2px;
  border-radius: 4px;
}

/* ── Tactile press (used by .btn, .chip, etc) ── */
.btn, .chip, .nav-links a, .pill { transition: background var(--dur-1) var(--ease-out), color var(--dur-1) var(--ease-out), border-color var(--dur-1) var(--ease-out), transform var(--dur-1) var(--ease-out); }