/* ============================================================
   ZRELAY API — Design System
   Marketplace for AI API keys · TFG Project
   Estilo: Anthropic cálido + identidad por modelo
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
  /* Base — warm Anthropic-style canvas */
  --bg: #F5F0E8;
  --bg-elevated: #FBF8F2;
  --bg-subtle: #EFE9DD;
  --bg-sunken: #EAE2D2;

  /* Ink */
  --ink: #1A1816;
  --ink-soft: #4A453F;
  --ink-faint: #7A736A;
  --ink-inverse: #FBF8F2;

  /* Lines */
  --border: #E2D9C7;
  --border-strong: #CFC4AC;
  --border-faint: #EDE6D6;

  /* Platform brand (Zrelay) */
  --brand: #B8633A;
  --brand-deep: #8A4A2D;

  /* Model identities */
  --claude: #CC785C;
  --claude-deep: #A8593E;
  --claude-soft: #F4E3DA;
  --claude-tint: #FAEFE8;

  --gpt: #10A37F;
  --gpt-deep: #0B7E63;
  --gpt-soft: #D7F0E8;
  --gpt-tint: #EAF7F2;

  --grok: #C8C2B5;
  --grok-ink: #0B0B0F;
  --grok-soft: #2A2A33;
  --grok-accent: #FFFFFF;

  /* Feedback */
  --gold: #C99A2E;

  /* Radii */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
  --r-xl: 32px;
  --r-pill: 999px;

  /* Shadow — soft, warm */
  --shadow-sm: 0 1px 2px rgba(40, 30, 15, 0.05);
  --shadow-md: 0 6px 24px -8px rgba(40, 30, 15, 0.12), 0 2px 6px -2px rgba(40, 30, 15, 0.06);
  --shadow-lg: 0 24px 60px -20px rgba(40, 30, 15, 0.22), 0 8px 20px -10px rgba(40, 30, 15, 0.12);
  --shadow-glow: 0 0 0 1px rgba(204, 120, 92, 0.18), 0 18px 50px -16px rgba(204, 120, 92, 0.35);

  /* Type */
  --f-serif: "Fraunces", Georgia, "Times New Roman", serif;
  --f-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --f-mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;

  /* Layout */
  --maxw: 1200px;
  --maxw-narrow: 880px;
  --gut: clamp(20px, 4vw, 40px);

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.5s;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

/* Homepage reading order is controlled below so the first screen explains, offers, then proves. */
body.home-page { display: flex; flex-direction: column; }
body.home-page > .nav { order: 0; }
body.home-page > .hero { order: 1; }
body.home-page > #why-less { order: 2; }
body.home-page > #models { order: 3; }
body.home-page > #benefits { order: 4; }
body.home-page > #reviews { order: 5; }
body.home-page > #contact { order: 6; }
body.home-page > #final-cta { display: none; }
body.home-page > .footer { order: 7; }
body.home-page > #models { z-index: 10; }
body.home-page > #benefits { z-index: 1; }

body {
  font-family: var(--f-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  font-size: 16px;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Subtle paper grain via radial gradient layered background */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: none;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
input, textarea { font: inherit; }

::selection { background: var(--claude); color: #fff; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 {
  font-family: var(--f-serif);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.serif { font-family: var(--f-serif); }
.italic { font-style: italic; }

.display {
  font-size: clamp(2.35rem, 5.5vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
}
h2.section-title {
  font-size: clamp(2rem, 4.2vw, 3rem);
  line-height: 1.08;
}
.lead {
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: var(--ink-soft);
  line-height: 1.65;
  max-width: 56ch;
}
.eyebrow {
  font-family: var(--f-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

/* ---------- Layout helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gut); position: relative; z-index: 1; }
.wrap-narrow { max-width: var(--maxw-narrow); }
.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.grid > .reveal { min-width: 0; }
.center[style], .center { text-align: center; }
.contact-section { background: var(--bg-subtle); border-block: 1px solid var(--border); }
.inline-code { font-family: var(--f-mono); background: var(--bg-sunken); padding: 1px 5px; border-radius: 4px; font-size: .9em; }
section { position: relative; z-index: 1; }
.section { padding-block: clamp(64px, 9vw, 120px); }
.section-tight { padding-block: clamp(48px, 6vw, 80px); }
.usage-section { padding-top: clamp(24px, 4vw, 40px); }
.center { text-align: center; }
.mx-auto { margin-inline: auto; }
.cluster { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.cluster-center { justify-content: center; }
.stack > * + * { margin-top: 1rem; }
.divider { height: 1px; background: var(--border); border: 0; }

/* ---------- Pills / badges ---------- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--r-pill);
  font-size: 0.8rem;
  font-weight: 500;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--ink-soft);
  white-space: nowrap;
}
.pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gpt); box-shadow: 0 0 0 3px rgba(16,163,127,.18); }
.pill.is-dark { background: var(--grok-ink); color: #E7E2D6; border-color: #2A2A33; }

.tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: var(--r-pill);
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.02em;
  border: 1px solid var(--border);
}
.tag-claude { background: var(--claude-tint); color: var(--claude-deep); border-color: var(--claude-soft); }
.tag-gpt    { background: var(--gpt-tint);    color: var(--gpt-deep);    border-color: var(--gpt-soft); }
.tag-grok   { background: var(--grok-ink);    color: #E7E2D6;            border-color: #2A2A33; }

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: var(--ink);
  --btn-fg: var(--ink-inverse);
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 22px;
  border-radius: var(--r-pill);
  background: var(--btn-bg); color: var(--btn-fg);
  font-size: 0.93rem; font-weight: 500;
  letter-spacing: -0.01em;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
  min-height: 44px;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn:active { transform: translateY(0); }
.btn svg { width: 17px; height: 17px; }

.btn-ghost {
  background: transparent; color: var(--ink);
  border: 1px solid var(--border-strong);
  box-shadow: none;
}
.btn-ghost:hover { background: var(--bg-elevated); border-color: var(--ink-faint); }

.btn-claude { --btn-bg: var(--claude); --btn-fg: #fff; }
.btn-gpt    { --btn-bg: var(--gpt);    --btn-fg: #fff; }
.btn-grok   { --btn-bg: var(--grok-ink); --btn-fg: #fff; }

.btn-lg { padding: 16px 30px; font-size: 1rem; }
.btn-block { width: 100%; }

/* ---------- Navbar ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(245, 240, 232, 0.72);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.nav.scrolled { border-bottom-color: var(--border); }
.nav-inner {
  max-width: var(--maxw); margin: 0 auto;
  padding: 14px var(--gut);
  display: flex; align-items: center; gap: 28px;
}
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--f-serif); font-size: 1.25rem; letter-spacing: -0.02em; }
.brand-mark {
  width: 34px; height: 34px; border-radius: 9px;
  background: var(--ink); color: var(--bg);
  display: grid; place-items: center;
  font-family: var(--f-serif); font-size: 1.15rem; font-weight: 500;
  box-shadow: var(--shadow-sm);
}
.brand small { display: block; font-family: var(--f-sans); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-faint); font-weight: 600; }

.nav-links { display: flex; align-items: center; gap: 4px; margin-left: 10px; }
.nav-links a {
  padding: 8px 14px; border-radius: var(--r-pill);
  font-size: 0.9rem; color: var(--ink-soft); font-weight: 500;
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--ink); background: var(--bg-subtle); }
.nav-links a.active { color: var(--ink); background: var(--bg-elevated); box-shadow: var(--shadow-sm); }

.nav-cta { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.nav-cta .signin { font-size: 0.9rem; color: var(--ink-soft); font-weight: 500; padding: 8px 12px; }
.nav-cta .signin:hover { color: var(--ink); }

.status-trigger {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center; gap: 5px;
  position: relative;
  padding: 8px;
  color: var(--ink-soft);
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--bg-elevated);
  cursor: pointer;
  transition: color .2s, border-color .2s, background .2s;
}
.status-trigger:hover { color: var(--ink); border-color: var(--border-strong); background: var(--bg); }
.status-trigger svg { width: 18px; height: 18px; }
.status-trigger-label { display: none; }
.status-trigger-dot,
.status-dot {
  width: 8px; height: 8px; flex: 0 0 auto;
  border-radius: 50%;
  background: var(--ink-faint);
}
.status-trigger-dot { position: absolute; top: 7px; right: 6px; width: 6px; height: 6px; background: var(--gpt); }
.status-trigger[data-status="degraded"] .status-trigger-dot,
.status-dot[data-status="degraded"] { background: var(--brand); }
.status-trigger[data-status="unavailable"] .status-trigger-dot,
.status-dot[data-status="unavailable"] { background: #B23A2E; }
.status-trigger[data-status="checking"] .status-trigger-dot { background: var(--ink-faint); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle { min-width: 44px; min-height: 44px; align-items: center; justify-content: center; }
.nav-toggle span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s var(--ease), opacity .3s; }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(60px, 10vw, 120px); padding-bottom: clamp(40px, 6vw, 70px); }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(40px, 6vw, 80px); align-items: center; }
.hero h1 { margin-top: 22px; }
.hero h1 em { font-style: italic; color: var(--brand); }
.hero .lead { margin-top: 24px; }
.hero-actions { margin-top: 34px; display: flex; gap: 12px; flex-wrap: wrap; }
.hero-meta { margin-top: 30px; display: flex; gap: 28px; flex-wrap: wrap; }
.hero-meta .stat { }
.hero-meta .stat b { display: block; font-family: var(--f-serif); font-size: 1.7rem; line-height: 1; }
.hero-meta .stat span { font-size: 0.82rem; color: var(--ink-faint); }

/* Hero visual — floating glass panel with live request */
.hero-visual { position: relative; }
.hero-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  padding: 20px;
  transform: rotate(-1.2deg);
  position: relative;
}
.hero-card .ribbon {
  position: absolute; top: -14px; left: 22px;
  background: var(--ink); color: var(--bg);
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 6px 12px; border-radius: var(--r-pill);
  transform: rotate(1.2deg);
}
.hero-code {
  font-family: var(--f-mono); font-size: 0.8rem; line-height: 1.7;
  white-space: pre-wrap;
  background: var(--grok-ink); color: #D7D2C6;
  border-radius: var(--r-md); padding: 18px; overflow-x: auto;
}
.hero-code .k { color: #8AB4F8; }      /* keyword */
.hero-code .s { color: #C3E88D; }      /* string  */
.hero-code .c { color: #6B6B76; font-style: italic; } /* comment */
.hero-code .p { color: var(--claude); } /* punct/highlight */
.hero-card .resp {
  margin-top: 14px; display: flex; align-items: center; gap: 10px;
  font-size: 0.82rem; color: var(--ink-soft);
}
.hero-card .resp .ok { color: var(--gpt); font-weight: 600; }
.floating-badge {
  position: absolute; background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: var(--r-md); box-shadow: var(--shadow-md); padding: 10px 14px;
  display: flex; align-items: center; gap: 9px; font-size: 0.8rem; font-weight: 500;
}
.fb-1 { bottom: -22px; left: -26px; transform: rotate(-3deg); }
.fb-2 { top: -18px; right: -18px; transform: rotate(4deg); }
.floating-badge .ic { width: 26px; height: 26px; border-radius: 7px; display: grid; place-items: center; font-size: 0.8rem; }
.ic-gpt { background: var(--gpt-tint); color: var(--gpt-deep); }
.ic-claude { background: var(--claude-tint); color: var(--claude-deep); }
.avatar-claude { background: var(--claude); }
.avatar-gpt { background: var(--gpt); }
.avatar-grok { background: var(--grok-ink); }
.avatar-brand { background: var(--brand); }
.avatar-claude-deep { background: var(--claude-deep); }
.brand-text { color: var(--brand); }
.inline-mono { font-family: var(--f-mono); }

/* ---------- Service status modal ---------- */
.status-backdrop {
  position: fixed; inset: 0; z-index: 950;
  display: flex; align-items: flex-start; justify-content: flex-end;
  padding: 78px 24px 24px;
  background: rgba(26,24,22,.28);
  backdrop-filter: blur(3px);
}
.status-backdrop[hidden] { display: none; }
.status-modal {
  width: min(100%, 430px);
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: 0 24px 64px rgba(26,24,22,.2);
  padding: 26px;
  animation: statusIn .18s ease both;
}
.status-modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; padding-right: 26px; }
.status-modal-head h2 { margin-top: 8px; font-family: var(--f-serif); font-size: 1.65rem; font-weight: 500; }
.status-overall { display: inline-flex; align-items: center; gap: 8px; padding-top: 25px; color: var(--ink-soft); font-size: .78rem; font-weight: 600; white-space: nowrap; }
.status-overall[data-status-overall="operational"] .status-dot { background: var(--gpt); }
.status-overall[data-status-overall="degraded"] .status-dot { background: var(--brand); }
.status-overall[data-status-overall="unavailable"] .status-dot { background: #B23A2E; }
.status-close { position: absolute; top: 14px; right: 14px; width: 30px; height: 30px; padding: 0; color: var(--ink-faint); background: none; border: 0; border-radius: 50%; cursor: pointer; font-size: 1.5rem; line-height: 1; }
.status-close:hover { color: var(--ink); background: var(--bg-subtle); }
.status-list { display: grid; gap: 9px; margin-top: 24px; }
.status-row { display: flex; align-items: center; gap: 11px; min-height: 52px; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--r-md); background: rgba(251,248,242,.62); }
.status-row[data-status="operational"] .status-dot { background: var(--gpt); }
.status-row[data-status="degraded"] .status-dot { background: var(--brand); }
.status-row[data-status="unavailable"] .status-dot { background: #B23A2E; }
.status-row-copy { display: grid; gap: 2px; min-width: 0; flex: 1; }
.status-row-copy strong { font-size: .88rem; font-weight: 600; }
.status-row-copy small { overflow: hidden; color: var(--ink-faint); font-size: .76rem; text-overflow: ellipsis; white-space: nowrap; }
.status-row-state { color: var(--ink-soft); font-size: .76rem; font-weight: 600; }
.status-modal-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 18px; color: var(--ink-faint); font-size: .74rem; }
.status-refresh { display: inline-flex; align-items: center; gap: 6px; padding: 7px 10px; color: var(--ink-soft); border: 1px solid var(--border); border-radius: var(--r-sm); background: var(--bg); cursor: pointer; font-size: .76rem; font-weight: 600; }
.status-refresh:hover { color: var(--ink); border-color: var(--border-strong); }
.status-refresh:disabled { opacity: .55; cursor: wait; }
.status-refresh svg { width: 14px; height: 14px; }
@keyframes statusIn { from { opacity: 0; transform: translateY(-8px) scale(.98); } to { opacity: 1; transform: none; } }

/* ---------- Logos strip ---------- */
.logos {
  border-block: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 26px 0;
}
.logos-inner { display: flex; align-items: center; gap: clamp(28px, 5vw, 56px); justify-content: center; flex-wrap: wrap; opacity: 0.8; }
.logos-inner span { font-family: var(--f-serif); font-size: 1.15rem; color: var(--ink-soft); font-style: italic; }

/* ---------- Model Cards ---------- */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.model-card {
  --mc: var(--ink);
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 32px 28px 28px;
  display: flex; flex-direction: column;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
  overflow: hidden;
}
.model-card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--mc);
}
.model-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--border-strong); }
.model-card .mc-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; }
.model-logo {
  width: 52px; height: 52px; border-radius: var(--r-md);
  display: grid; place-items: center;
  font-family: var(--f-serif); font-size: 1.5rem; font-weight: 500;
  flex-shrink: 0;
}
.mc-name { font-family: var(--f-serif); font-size: 1.55rem; line-height: 1.1; margin-top: 2px; }
.mc-vendor { font-size: 0.82rem; color: var(--ink-faint); margin-top: 4px; }
.mc-price { margin-top: 22px; display: flex; align-items: baseline; gap: 6px; }
.mc-price b { font-family: var(--f-serif); font-size: 2rem; line-height: 1; }
.mc-price span { font-size: 0.82rem; color: var(--ink-faint); }
.mc-desc { margin-top: 14px; color: var(--ink-soft); font-size: 0.92rem; }
.mc-feats { margin-top: 18px; display: flex; flex-direction: column; gap: 9px; }
.mc-feats li { display: flex; gap: 10px; font-size: 0.88rem; color: var(--ink-soft); align-items: flex-start; }
.mc-feats li svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 3px; }
.mc-foot { margin-top: auto; padding-top: 22px; display: flex; gap: 10px; }
.mc-foot .btn { flex: 1; }

/* Claude variant */
.model-card.claude { --mc: var(--claude); }
.model-card.claude .model-logo { background: var(--claude-tint); color: var(--claude-deep); border: 1px solid var(--claude-soft); }
/* GPT variant */
.model-card.gpt { --mc: var(--gpt); }
.model-card.gpt .model-logo { background: var(--gpt-tint); color: var(--gpt-deep); border: 1px solid var(--gpt-soft); }
/* Grok variant — inverted */
.model-card.grok {
  --mc: var(--grok-soft);
  background: var(--grok-ink); color: #E7E2D6; border-color: #1F1F27;
}
.model-card.grok::before { background: linear-gradient(90deg, #C8C2B5, #6B6B76); }
.model-card.grok .mc-name { color: #fff; }
.model-card.grok .mc-vendor { color: #8E8898; }
.model-card.grok .mc-desc { color: #B8B3A8; }
.model-card.grok .mc-price b { color: #fff; }
.model-card.grok .mc-price span { color: #8E8898; }
.model-card.grok .mc-feats li { color: #C8C2B5; }
.model-card.grok .mc-feats li svg { color: #B8B3A8; }
.model-card.grok .model-logo { background: #1F1F27; color: #fff; border: 1px solid #2A2A33; }
.model-card.grok:hover { border-color: #3A3A45; }

/* ---------- Reviews Carousel ---------- */
.reviews {
  background: var(--bg-elevated);
  border-block: 1px solid var(--border);
}
.carousel { position: relative; }
.carousel-viewport { overflow: hidden; padding: 8px 4px; }
.carousel-track { display: flex; gap: 22px; transition: transform .6s var(--ease); will-change: transform; }
.review-card {
  flex: 0 0 clamp(300px, 33%, 380px);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px 26px;
  display: flex; flex-direction: column; gap: 16px;
}
.review-stars { display: none; }
.review-stars svg { width: 16px; height: 16px; }
.review-text { font-family: var(--f-serif); font-size: 1.1rem; line-height: 1.5; color: var(--ink); flex: 1; }
.review-text::before { content: "\201C"; font-size: 2rem; line-height: 0; vertical-align: -0.3em; color: var(--claude); margin-right: 2px; }
.review-author { display: flex; align-items: center; gap: 12px; padding-top: 6px; border-top: 1px solid var(--border-faint); }
.avatar {
  width: 42px; height: 42px; border-radius: 50%;
  display: grid; place-items: center;
  font-family: var(--f-serif); font-weight: 500; font-size: 1rem; color: #fff;
  flex-shrink: 0;
}
.review-author b { font-size: 0.9rem; font-weight: 600; display: block; }
.review-author span { font-size: 0.78rem; color: var(--ink-faint); }

.carousel-controls { display: flex; align-items: center; gap: 14px; margin-top: 30px; }
.car-btn {
  width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid var(--border-strong); background: var(--bg);
  display: grid; place-items: center;
  transition: all .25s var(--ease);
}
.car-btn:hover { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.car-btn svg { width: 18px; height: 18px; }
.car-dots { display: flex; gap: 8px; }
.car-dots button { width: 8px; height: 8px; border-radius: 50%; background: var(--border-strong); transition: all .3s; }
.car-dots button.active { width: 26px; border-radius: var(--r-pill); background: var(--ink); }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--ink);
  color: var(--bg);
  border-radius: var(--r-xl);
  padding: clamp(40px, 6vw, 70px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: none;
}
.cta-band h2 { color: #fff; position: relative; }
.cta-band p { color: #C8C2B5; position: relative; max-width: 50ch; margin: 18px auto 0; }
.cta-band .hero-actions { justify-content: center; position: relative; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); background: var(--bg-subtle); padding: 64px 0 32px; margin-top: clamp(60px, 8vw, 100px); }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 40px; }
.footer .brand { margin-bottom: 16px; }
.footer p { font-size: 0.88rem; color: var(--ink-soft); max-width: 36ch; }
.footer h5 { font-family: var(--f-sans); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); margin-bottom: 14px; font-weight: 600; }
.footer ul li { margin-bottom: 9px; }
.footer ul a { font-size: 0.9rem; color: var(--ink-soft); transition: color .2s; }
.footer ul a:hover { color: var(--ink); }
.footer-bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 0.82rem; color: var(--ink-faint); }
.footer-disclaimer { font-size: 0.76rem; color: var(--ink-faint); margin-top: 14px; padding: 12px 16px; background: var(--bg-sunken); border-radius: var(--r-md); border: 1px dashed var(--border-strong); }
.section details:not(.setup-details) {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 4px 22px;
}
.section details:not(.setup-details) summary {
  padding: 16px 0;
  cursor: pointer;
  font-family: var(--f-serif);
  font-size: 1.1rem;
  list-style: none;
}
.section details:not(.setup-details) > p { color: var(--ink-soft); padding: 0 0 18px; }

/* ---------- Page header (subpages) ---------- */
.page-head { padding-top: clamp(50px, 7vw, 90px); padding-bottom: clamp(30px, 4vw, 50px); }
.page-head .lead { margin-top: 18px; }
.breadcrumb { font-size: 0.82rem; color: var(--ink-faint); display: flex; gap: 8px; margin-bottom: 22px; }
.breadcrumb a:hover { color: var(--ink); }

/* ---------- Tabs ---------- */
.tabs-bar { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 40px; overflow-x: auto; padding-bottom: 0; scrollbar-width: none; -ms-overflow-style: none; }
.tabs-bar::-webkit-scrollbar { display: none; }
.tabs-bar button {
  padding: 14px 22px; font-size: 0.95rem; font-weight: 500; color: var(--ink-faint);
  border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap;
  display: flex; align-items: center; gap: 9px;
  transition: color .25s, border-color .25s;
  min-height: 44px;
}
.tabs-bar button .tb-dot { width: 9px; height: 9px; border-radius: 50%; }
.tabs-bar button:nth-child(1) .tb-dot { background: var(--claude); }
.tabs-bar button:nth-child(2) .tb-dot { background: var(--gpt); }
.tabs-bar button:nth-child(3) .tb-dot { background: var(--grok); }
.tabs-bar button:hover { color: var(--ink-soft); }
.tabs-bar button.active { color: var(--ink); border-bottom-color: var(--ink); }
.tab-panel, .os-panel { display: none; animation: fadeUp .5s var(--ease); }
.tab-panel.active, .os-panel.active { display: block; }

/* ---------- Code blocks ---------- */
.code-block {
  background: var(--grok-ink);
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid #1F1F27;
  box-shadow: var(--shadow-md);
}
.code-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 11px 16px; background: #15151B; border-bottom: 1px solid #1F1F27;
}
.code-head .dots { display: flex; gap: 7px; }
.code-head .dots span { width: 11px; height: 11px; border-radius: 50%; background: #2A2A33; }
.code-head .dots span:nth-child(1) { background: #E06C5A; }
.code-head .dots span:nth-child(2) { background: #E0B24C; }
.code-head .dots span:nth-child(3) { background: #6BBE6B; }
.code-head .file { font-family: var(--f-mono); font-size: 0.78rem; color: #8E8898; }
.copy-btn {
  font-size: 0.76rem; color: #8E8898; padding: 5px 11px; border-radius: 6px; min-height: 44px; min-width: 44px;
  border: 1px solid #2A2A33; transition: all .2s; display: flex; align-items: center; gap: 6px;
}
.inline-code { font-family: var(--f-mono); background: var(--bg-sunken); padding: 1px 5px; border-radius: 4px; font-size: .9em; }
.copy-btn:hover { color: #fff; border-color: #3A3A45; }
.copy-btn svg { width: 13px; height: 13px; }
.copy-btn.copied { color: var(--gpt); border-color: var(--gpt); }
.code-body { padding: 18px 20px; overflow-x: auto; }
.code-body pre { font-family: var(--f-mono); font-size: 0.84rem; line-height: 1.75; color: #D7D2C6; }
.code-body .k { color: #8AB4F8; }
.code-body .s { color: #C3E88D; }
.code-body .c { color: #6B6B76; font-style: italic; }
.code-body .v { color: #FFCB6B; }
.code-body .p { color: var(--claude); }
.code-body .n { color: #82AAFF; }

/* ---------- Spec / endpoint table ---------- */
.spec-table {
  border: 1px solid var(--border); border-radius: var(--r-lg); overflow: hidden;
  background: var(--bg-elevated);
}
.spec-row { display: grid; grid-template-columns: 200px 1fr; gap: 0; border-bottom: 1px solid var(--border); }
.spec-row:last-child { border-bottom: 0; }
.spec-row .k { padding: 16px 22px; font-weight: 600; font-size: 0.88rem; background: var(--bg-subtle); color: var(--ink-soft); border-right: 1px solid var(--border); }
.spec-row .v { padding: 16px 22px; font-family: var(--f-mono); font-size: 0.85rem; color: var(--ink); word-break: break-all; }

/* ---------- Steps (requirements) ---------- */
.steps { display: flex; flex-direction: column; gap: 4px; }
.step {
  display: grid; grid-template-columns: 48px 1fr; gap: 22px;
  padding: 28px 0; border-bottom: 1px solid var(--border);
}
.step:last-child { border-bottom: 0; }
.step-num {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--bg-elevated); border: 1px solid var(--border-strong);
  display: grid; place-items: center; font-family: var(--f-serif); font-size: 1.15rem; color: var(--ink);
  box-shadow: var(--shadow-sm);
}
.step h3 { font-size: 1.3rem; margin-bottom: 6px; }
.step p { color: var(--ink-soft); margin-bottom: 14px; max-width: 60ch; }
.step .code-block { max-width: 700px; }

/* OS toggle */
.os-toggle { display: inline-flex; gap: 4px; background: var(--bg-subtle); padding: 4px; border-radius: var(--r-pill); border: 1px solid var(--border); margin-bottom: 24px; }
.os-toggle button { padding: 8px 18px; border-radius: var(--r-pill); font-size: 0.85rem; color: var(--ink-soft); font-weight: 500; transition: all .25s; display: flex; align-items: center; gap: 7px; }
.os-toggle button.active { background: var(--bg-elevated); color: var(--ink); box-shadow: var(--shadow-sm); }
.os-toggle svg { width: 15px; height: 15px; }

/* ---------- Pricing ---------- */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
.price-card {
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--r-lg);
  padding: 34px 30px; display: flex; flex-direction: column; position: relative;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.provider-choice-note {
  display: grid;
  gap: 6px;
  margin: 24px auto 0;
  max-width: 760px;
  padding: 16px 18px;
  border-left: 3px solid var(--brand);
  background: var(--bg-subtle);
  color: var(--ink-soft);
  font-size: .9rem;
}
.provider-choice-note strong { color: var(--ink); font-size: .95rem; }
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.price-card.featured { border-color: var(--claude); box-shadow: var(--shadow-glow); }
.price-card .featured-flag {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--claude); color: #fff; font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.08em; text-transform: uppercase; padding: 5px 14px; border-radius: var(--r-pill);
}
.pc-tier { font-size: 0.82rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); }
.pc-price { font-family: var(--f-serif); font-size: 3rem; line-height: 1; margin: 16px 0 4px; }
.pc-price span { font-size: 1rem; color: var(--ink-faint); font-family: var(--f-sans); }
.pc-desc { font-size: 0.88rem; color: var(--ink-soft); margin-bottom: 22px; }
.pc-feats { display: flex; flex-direction: column; gap: 11px; margin-bottom: 28px; flex: 1; }
.pc-feats li { display: flex; gap: 10px; font-size: 0.88rem; color: var(--ink-soft); align-items: flex-start; }
.pc-feats li svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 3px; color: var(--gpt); }

/* pricing table */
.pricing-proof {
  display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: start;
  margin: 0 0 18px; padding: 18px 0; border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.pricing-proof-label {
  color: var(--gpt); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; white-space: nowrap; padding-top: 3px;
}
.pricing-proof strong { font-family: var(--f-serif); font-size: 1.2rem; font-weight: 500; }
.pricing-proof p { color: var(--ink-soft); font-size: 0.88rem; margin-top: 5px; }
.pricing-proof p a { color: var(--brand); text-decoration: underline; text-underline-offset: 2px; }

.benefits-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-block: 1px solid var(--border);
}
.benefits-list li {
  position: relative;
  min-height: 64px;
  padding: 20px 24px 20px 48px;
  color: var(--ink-soft);
  border-bottom: 1px solid var(--border);
}
.benefits-list li:nth-child(odd) { border-right: 1px solid var(--border); }
.benefits-list li:last-child { grid-column: 1 / -1; border-right: 0; border-bottom: 0; }
.benefits-list li::before {
  content: "\2713";
  position: absolute;
  left: 22px;
  color: var(--gpt);
  font-weight: 600;
}
.benefits-note {
  max-width: 72ch;
  margin: 18px auto 0;
  color: var(--ink-faint);
  font-size: 0.82rem;
  text-align: center;
}
.ptable-wrap { width: 100%; overflow-x: auto; border-radius: var(--r-lg); }
.ptable { width: 100%; border-collapse: collapse; background: var(--bg-elevated); border-radius: var(--r-lg); overflow: hidden; border: 1px solid var(--border); }
.ptable-wide { min-width: 980px; }
.ptable th, .ptable td { padding: 16px 20px; text-align: left; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.ptable th { background: var(--bg-subtle); font-weight: 600; font-size: 0.82rem; letter-spacing: 0.04em; color: var(--ink-soft); }
.ptable tr:last-child td { border-bottom: 0; }
.ptable td.mono { font-family: var(--f-mono); font-size: 0.84rem; }
.ptable tr:hover td { background: var(--bg); }

/* ---------- Usage / balance tool ---------- */
.usage-input-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
  flex-wrap: nowrap;
}
.usage-key {
  flex: 1;
  min-width: 0;
  background: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  padding: 13px 16px;
  font-family: var(--f-mono);
  font-size: 0.92rem;
  color: var(--ink);
  min-height: 48px;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.usage-key::placeholder { color: var(--ink-faint); }
.usage-key:focus {
  outline: none;
  border-color: var(--claude);
  box-shadow: 0 0 0 3px rgba(204, 120, 92, .15);
}
.usage-microcopy {
  margin-top: 12px;
  font-size: 0.82rem;
  color: var(--ink-faint);
  line-height: 1.55;
}

/* Shared progress bar base (used by usage page: loading shimmer + usage %) */
.lb-bar { height: 8px; background: var(--bg-sunken); border-radius: var(--r-pill); overflow: hidden; }
.lb-bar > span { display: block; height: 100%; border-radius: var(--r-pill); }

/* Estado de carga: barra indeterminada estilo lb-bar */
.usage-loading { display: none; margin-top: 24px; }
.usage-loading.is-active { display: block; }
.usage-loading .lb-bar { overflow: hidden; }
.usage-loading .lb-bar > span {
  width: 35%;
  background: var(--claude);
  animation: usageShimmer 1.1s var(--ease) infinite;
}
@keyframes usageShimmer {
  0%   { transform: translateX(-120%); }
  100% { transform: translateX(360%); }
}
.usage-loading .usage-loading-label {
  margin-top: 10px;
  font-size: 0.84rem;
  color: var(--ink-soft);
}

/* Estado de error */
.usage-error { display: none; margin-top: 24px; }
.usage-error.is-active { display: block; }
.usage-error-box {
  background: var(--claude-tint);
  border: 1px solid var(--claude-soft);
  border-radius: var(--r-md);
  padding: 14px 18px;
  color: var(--claude-deep);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
}
.usage-error-box svg { width: 18px; height: 18px; flex-shrink: 0; }

/* Tarjeta de resultado */
.usage-result { display: none; margin-top: 28px; }
.usage-result.is-active { display: block; }
.usage-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-md);
  padding: clamp(24px, 4vw, 36px);
}
.usage-result .usage-name {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 8px;
}
.usage-headline {
  font-family: var(--f-serif);
  font-size: clamp(2.4rem, 6vw, 3rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.usage-headline small {
  display: block;
  font-family: var(--f-sans);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  color: var(--ink-faint);
  margin-top: 10px;
}
.usage-stats {
  margin-top: 26px;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-elevated);
}
.usage-stat-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  border-bottom: 1px solid var(--border);
}
.usage-stat-row:last-child { border-bottom: 0; }
.usage-stat-row .k {
  padding: 14px 20px;
  font-weight: 600;
  font-size: 0.84rem;
  background: var(--bg-subtle);
  color: var(--ink-soft);
  border-right: 1px solid var(--border);
}
.usage-stat-row .v {
  padding: 14px 20px;
  font-family: var(--f-mono);
  font-size: 0.92rem;
  color: var(--ink);
}

/* Barra de % usado (reutiliza el patrón .lb-bar) */
.usage-bar-wrap { margin-top: 26px; }
.usage-bar-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
  font-size: 0.82rem;
  color: var(--ink-soft);
}
.usage-bar-head b {
  font-family: var(--f-mono);
  font-size: 0.9rem;
  color: var(--ink);
}

/* Desglose por modelo: reutiliza .ptable, con chip de marca */
.usage-breakdown { margin-top: 30px; }
.usage-breakdown-title {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 12px;
}
.ptable td .umodel {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 0.84rem;
}
.umodel-chip {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  display: grid;
  place-items: center;
  font-family: var(--f-serif);
  font-weight: 500;
  font-size: 0.82rem;
  flex-shrink: 0;
}
.umodel-chip.claude { background: var(--claude-tint); color: var(--claude-deep); }
.umodel-chip.gpt    { background: var(--gpt-tint);    color: var(--gpt-deep); }
.umodel-chip.grok   { background: var(--grok-ink);    color: #fff; }

.usage-free-reasoning {
  margin-top: 18px;
  font-size: 0.86rem;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 8px;
}
.usage-free-reasoning svg { width: 15px; height: 15px; color: var(--gpt); flex-shrink: 0; }
.lb-bar > span.usage-bar-normal { background: var(--gpt); }
.lb-bar > span.usage-bar-warning { background: var(--brand); }
.lb-bar > span.usage-bar-danger { background: #B23A2E; }

/* ---------- Utility / motion ---------- */
.reveal { opacity: 0; transform: translateY(10px); transition: opacity .35s ease, transform .35s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { margin-top: 20px; }
  .cards-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
  .price-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .nav-inner { gap: 12px; padding-inline: 16px; }
  .nav-links, .nav-cta .signin { display: none; }
  .nav-toggle { display: flex; }
  body.nav-open .nav-links {
    display: flex; flex-direction: column; align-items: stretch;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--bg-elevated); border-bottom: 1px solid var(--border);
    padding: 16px var(--gut); gap: 4px; box-shadow: var(--shadow-md);
  }
  body.nav-open .nav-links a { padding: 12px 14px; }
  .nav-links a { min-height: 44px; display: flex; align-items: center; }
  .nav-cta .btn { display: inline-flex; }
  .status-trigger { width: 44px; height: 44px; border-radius: 50%; padding: 7px; }
  .status-trigger-label { display: none; }
  .nav-cta { gap: 6px; }
  .nav-cta .btn { padding-inline: 14px; font-size: .82rem; }
  .status-trigger-dot { top: 6px; right: 7px; }
  .floating-badge { display: none; }
  .hero { padding-top: 42px; }
  .hero h1 { font-size: clamp(2.25rem, 10vw, 3.2rem); }
  .hero-actions .btn { min-height: 48px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .status-backdrop { align-items: flex-end; padding: 16px; }
  .status-modal { padding: 22px 18px; }
  .status-close { right: 10px; }
}

@media (max-width: 480px) {
  .spec-row { grid-template-columns: 1fr; }
  .spec-row .k { border-right: 0; border-bottom: 1px solid var(--border); }
  .step { grid-template-columns: 1fr; gap: 14px; }
  /* Usage tool: stack the input row under ~480px */
  .usage-input-row { flex-direction: column; }
  .usage-input-row .btn { width: 100%; }
  .usage-stat-row { grid-template-columns: 1fr; }
  .usage-stat-row .k { border-right: 0; border-bottom: 1px solid var(--border); }
  .ptable th, .ptable td { padding: 12px 14px; }
  .code-body { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .code-body pre { font-size: .78rem; white-space: pre; min-width: max-content; }
  .setup-page .code-body pre { font-size: .74rem; }
  .trial-action .btn { min-height: 48px; }
  .trial-result .copy-btn { min-width: 44px; min-height: 44px; }
  .pricing-proof { grid-template-columns: 1fr; gap: 8px; }
  .pricing-proof-label { white-space: normal; }
  .benefits-list { grid-template-columns: 1fr; }
  .benefits-list li,
  .benefits-list li:nth-child(odd),
  .benefits-list li:last-child { grid-column: auto; border-right: 0; border-bottom: 1px solid var(--border); }
  .benefits-list li:last-child { border-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ============================================================
   BUY MODAL
   ============================================================ */

.zr-modal-backdrop {
  position: fixed; inset: 0; z-index: 900;
  background: rgba(26,24,22,0.55);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.18s ease;
}
.zr-modal-backdrop.is-open {
  opacity: 1; pointer-events: auto;
}
.zr-modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  width: 100%; max-width: 440px;
  padding: 32px 28px 28px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.18);
  transform: translateY(12px) scale(0.98);
  transition: transform 0.18s ease;
  position: relative;
}
.zr-modal-backdrop.is-open .zr-modal {
  transform: translateY(0) scale(1);
}
.zr-modal-close {
  position: absolute; top: 14px; right: 16px;
  background: none; border: none; cursor: pointer;
  color: var(--ink-faint); font-size: 1.4rem; line-height: 1;
  padding: 4px 8px; border-radius: 4px;
  transition: color 0.1s;
}
.zr-modal-close:hover { color: var(--ink); }

.zr-modal-step { display: none; }
.zr-modal-step.is-active { display: block; }

.zr-modal-title {
  font-family: var(--f-serif); font-size: 1.2rem;
  color: var(--ink); margin-bottom: 6px;
}
.zr-modal-sub {
  font-size: 0.88rem; color: var(--ink-faint); margin-bottom: 22px;
}

/* Payment method buttons */
.zr-pay-methods {
  display: flex; flex-direction: column; gap: 10px; margin-bottom: 8px;
}
.zr-pay-btn {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg); border: 1.5px solid var(--border);
  border-radius: var(--r-md); padding: 14px 18px;
  cursor: pointer; text-align: left; width: 100%;
  transition: border-color 0.15s, background 0.15s;
  font-family: var(--f-sans); color: var(--ink);
  min-height: 56px;
}
.zr-pay-btn:hover:not(:disabled) {
  border-color: var(--brand); background: var(--bg-subtle);
}
.zr-pay-btn:disabled {
  opacity: 0.45; cursor: not-allowed;
}
.zr-pay-btn-icon {
  font-size: 1.4rem; flex-shrink: 0;
}
.zr-pay-btn-label { flex: 1; }
.zr-pay-btn-label strong { display: block; font-size: 0.95rem; }
.zr-pay-btn-label span { font-size: 0.78rem; color: var(--ink-faint); }
.zr-coming-soon {
  font-size: 0.7rem; background: var(--bg-sunken);
  border: 1px solid var(--border); border-radius: 99px;
  padding: 2px 8px; color: var(--ink-faint);
  white-space: nowrap;
}

/* Type selector */
.zr-type-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 10px;
  margin-bottom: 20px;
}
.zr-type-btn {
  display: flex; flex-direction: column; align-items: center;
  gap: 6px; padding: 14px 8px;
  background: var(--bg); border: 1.5px solid var(--border);
  border-radius: var(--r-md); cursor: pointer;
  font-family: var(--f-sans); font-size: 0.88rem; color: var(--ink);
  min-height: 88px;
  transition: border-color 0.15s, background 0.15s;
}
.zr-type-btn:hover { border-color: var(--brand); }
.zr-type-btn.is-selected {
  border-color: var(--brand);
  background: var(--bg-subtle);
}
.zr-type-btn[data-type="Claude"].is-selected { border-color: var(--claude); background: var(--claude-tint); }
.zr-type-btn[data-type="GPT"].is-selected   { border-color: var(--gpt);    background: var(--gpt-tint); }
.zr-type-btn[data-type="Grok"].is-selected  { border-color: var(--grok);   background: var(--bg-sunken); }
.zr-type-emoji { font-size: 1.5rem; }
.zr-type-vendor { font-size: .75rem; color: var(--ink-faint); }

.zr-consent-label {
  display: flex; align-items: flex-start; gap: 10px;
  margin: 8px 0 18px; color: var(--ink-soft);
  font-size: 0.78rem; line-height: 1.5; text-align: left;
}
.zr-consent-label input { flex: 0 0 auto; margin-top: 4px; accent-color: var(--brand); }

.zr-modal-back {
  background: none; border: none; cursor: pointer;
  color: var(--ink-faint); font-size: 0.83rem;
  padding: 0; margin-bottom: 16px; display: inline-flex; align-items: center; gap: 4px;
  font-family: var(--f-sans);
}
.zr-modal-back:hover { color: var(--ink); }

.zr-modal-confirm {
  width: 100%; margin-top: 4px;
}
.zr-modal-error {
  font-size: 0.82rem; color: #c0392b;
  margin-top: 10px; min-height: 1.2em;
}
.zr-modal-loading {
  display: none; align-items: center; justify-content: center;
  gap: 8px; font-size: 0.88rem; color: var(--ink-faint);
  margin-top: 12px;
}
.zr-modal-loading.is-active { display: flex; }
.zr-spinner {
  width: 16px; height: 16px;
  border: 2px solid var(--border-strong);
  border-top-color: var(--brand);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- CONTACT ---- */
.contact-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 34px 32px;
  box-shadow: var(--shadow-sm);
  max-width: 760px;
  margin-inline: auto;
}
.contact-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  font-size: 0.94rem;
  color: var(--ink-soft);
  line-height: 1.55;
}
.contact-list li { padding-left: 18px; position: relative; }
.contact-list li::before {
  content: ""; position: absolute; left: 0; top: 0.55em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--claude);
}
@media (max-width: 760px) {
  .contact-card { padding: 26px 22px; }
}

/* ============================================================
   SETUP GUIDES
   ============================================================ */
.setup-page { letter-spacing: 0; }
.setup-page h1,
.setup-page h2,
.setup-page h3 { letter-spacing: 0; }
.setup-home { padding: clamp(48px, 7vw, 84px) 0 clamp(64px, 9vw, 110px); }
.setup-intro { margin-bottom: 42px; }
.setup-intro .lead { margin-top: 20px; }
.setup-group {
  max-width: 1080px;
  margin-inline: auto;
}
.setup-group + .setup-group { margin-top: 54px; }
.setup-group-head {
  margin-bottom: 18px;
  padding-bottom: 14px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 28px;
  border-bottom: 1px solid var(--border);
}
.setup-group-head h2 { font-size: 1.7rem; margin-top: 3px; }
.setup-group-head p { max-width: 42ch; color: var(--ink-soft); font-size: .88rem; text-align: right; }
.setup-group-kicker {
  color: var(--ink-faint);
  font-size: .7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.setup-picker {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-inline: auto;
}
.setup-picker-terminal { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.setup-picker-desktop { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.setup-card {
  min-width: 0;
  min-height: 300px;
  padding: 24px;
  display: grid;
  grid-template-rows: auto 1fr auto auto;
  gap: 22px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  box-shadow: var(--shadow-sm);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease), transform .25s var(--ease);
}
.setup-card:hover,
.setup-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}
.setup-card-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.setup-product-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: var(--r-sm);
  font-family: var(--f-mono);
  font-size: .74rem;
  font-weight: 600;
  background: var(--bg-sunken);
  border: 1px solid var(--border);
}
.setup-card-codex .setup-product-mark { background: var(--gpt-tint); color: var(--gpt-deep); border-color: var(--gpt-soft); }
.setup-card-claude .setup-product-mark,
.setup-card-desktop .setup-product-mark { background: var(--claude-tint); color: var(--claude-deep); border-color: var(--claude-soft); }
.setup-card-grok .setup-product-mark { background: var(--grok-ink); color: #fff; border-color: #2A2A33; }
.setup-card-cursor .setup-product-mark { background: var(--bg-sunken); color: var(--ink); border-color: var(--border-strong); }
.setup-card-vscode .setup-product-mark { background: #e7f1fb; color: #1769aa; border-color: #bdd7ef; }
.setup-card-antigravity .setup-product-mark { background: #eef0ff; color: #4c52a3; border-color: #cfd3ff; }
.setup-card-opencode .setup-product-mark { background: #f3edff; color: #6d4da8; border-color: #dccdf8; }
.setup-card-zcode .setup-product-mark { background: #eaf7f4; color: #287a6d; border-color: #c4e8df; }
.setup-card h2,
.setup-card h3 { font-size: 1.55rem; margin-bottom: 9px; }
.setup-card p { color: var(--ink-soft); max-width: 42ch; }
.setup-card-meta { display: flex; flex-wrap: wrap; gap: 6px; }
.setup-card-meta span {
  padding: 4px 8px;
  border-radius: 5px;
  background: var(--bg-subtle);
  color: var(--ink-faint);
  font-size: .72rem;
  font-weight: 500;
}
.setup-card-action {
  width: 100%;
  min-height: 46px;
  padding: 11px 0 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  color: var(--ink);
  font-weight: 600;
  text-align: left;
}
.setup-card-action span { font-size: 1.15rem; transition: transform .2s var(--ease); }
.setup-card:hover .setup-card-action span { transform: translateX(3px); }
.setup-card-action:focus-visible,
.setup-back:focus-visible,
.setup-subtabs button:focus-visible,
.setup-provider-toggle button:focus-visible,
.os-toggle button:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; }

.setup-docs-link {
  max-width: 1080px;
  margin: 42px auto 0;
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.setup-docs-link div { display: grid; gap: 3px; }
.setup-docs-link strong { font-size: .94rem; }
.setup-docs-link span { color: var(--ink-soft); font-size: .86rem; }

.setup-guide { padding: clamp(38px, 6vw, 70px) 0 clamp(72px, 9vw, 110px); animation: fadeUp .35s var(--ease); }
.setup-guide[hidden],
.platform-panel[hidden],
.command-panel[hidden],
.provider-panel[hidden] { display: none !important; }
.setup-back {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
  font-size: .88rem;
  font-weight: 500;
}
.setup-back:hover { color: var(--ink); }
.setup-guide-head { padding: 38px 0 34px; border-bottom: 1px solid var(--border); }
.setup-guide-head h1 { font-size: clamp(2.35rem, 6vw, 4rem); margin-top: 18px; }
.setup-guide-head > p { max-width: 64ch; margin-top: 16px; color: var(--ink-soft); font-size: 1.05rem; }
.setup-guide-head code,
.setup-step-content code,
.setup-notice code { font-family: var(--f-mono); font-size: .88em; overflow-wrap: anywhere; }

.setup-platform { padding-top: 30px; }
.setup-platform-label {
  display: block;
  margin-bottom: 8px;
  color: var(--ink-faint);
  font-size: .76rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.setup-page .os-toggle { border-radius: var(--r-sm); margin-bottom: 20px; }
.setup-page .os-toggle button { border-radius: 5px; }

.setup-provider { padding-top: 30px; }
.setup-provider-toggle {
  width: fit-content;
  display: flex;
  gap: 3px;
  padding: 3px;
  margin-bottom: 26px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--bg-subtle);
}
.setup-provider-toggle button {
  min-width: 138px;
  min-height: 40px;
  padding: 9px 16px;
  border-radius: 5px;
  color: var(--ink-faint);
  font-size: .83rem;
  font-weight: 600;
}
.setup-provider-toggle button.active {
  color: var(--ink);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-sm);
}
.provider-panel { animation: fadeUp .25s var(--ease); }
.setup-method-head {
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--brand);
  background: var(--bg-elevated);
}
.setup-method-head > div { display: flex; align-items: center; gap: 12px; }
.setup-method-head h2 { font-size: 1.28rem; }
.setup-method-head p { max-width: 42ch; color: var(--ink-soft); font-size: .86rem; text-align: right; }
.setup-method-badge {
  padding: 5px 8px;
  border-radius: 5px;
  color: var(--gpt-deep);
  background: var(--gpt-tint);
  border: 1px solid var(--gpt-soft);
  font-size: .7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.setup-step-content kbd {
  padding: 2px 6px;
  border: 1px solid var(--border-strong);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--bg-elevated);
  font-family: var(--f-mono);
  font-size: .76em;
}

.setup-steps { counter-reset: setup-step; }
.setup-step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 22px;
  padding: 34px 0;
  border-bottom: 1px solid var(--border);
}
.setup-step:last-child { border-bottom: 0; }
.setup-step .step-num {
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  box-shadow: none;
  font-family: var(--f-sans);
  font-size: .88rem;
  font-weight: 600;
}
.setup-step-content { min-width: 0; }
.setup-step-content h2 { font-size: 1.48rem; margin: 4px 0 8px; }
.setup-step-content > p,
.platform-panel > p { color: var(--ink-soft); max-width: 65ch; margin-bottom: 16px; }
.setup-step-content > .code-block,
.platform-panel > .code-block { margin-top: 16px; }
.setup-page .code-block {
  max-width: 100%;
  border-radius: var(--r-sm);
  box-shadow: none;
}
.setup-page .code-head { min-height: 44px; gap: 16px; }
.setup-page .code-head .file { margin-right: auto; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.setup-page .code-body { padding: 17px 18px; }
.setup-page .code-body pre { white-space: pre; min-width: max-content; }
.setup-page .code-block.compact { max-width: 620px; }

.platform-panel { animation: fadeUp .25s var(--ease); }
.setup-path-row,
.setup-path-single,
.setup-values {
  margin: 16px 0;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: rgba(251,248,242,.55);
  overflow: hidden;
}
.setup-path-row {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
}
.setup-path-row span,
.setup-path-row code,
.setup-path-single span,
.setup-path-single code,
.setup-values span,
.setup-values code { padding: 12px 14px; }
.setup-path-row span { color: var(--ink-faint); font-size: .78rem; font-weight: 600; border-right: 1px solid var(--border); }
.setup-path-row span:nth-of-type(2),
.setup-path-row code:first-of-type { border-bottom: 1px solid var(--border); }
.setup-path-row code,
.setup-path-single code { color: var(--ink); background: var(--bg-elevated); }
.setup-path-single { display: grid; grid-template-columns: 72px minmax(0, 1fr); }
.setup-path-single span { color: var(--ink-faint); font-size: .78rem; font-weight: 600; border-right: 1px solid var(--border); }

.setup-details {
  margin-top: 16px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.setup-details summary {
  padding: 13px 2px;
  cursor: pointer;
  color: var(--ink-soft);
  font-size: .88rem;
  font-weight: 600;
}
.setup-details[open] summary { color: var(--ink); }
.setup-details > div { padding: 2px 0 16px; }
.setup-details > div > p { color: var(--ink-soft); font-size: .88rem; margin: 0 0 10px; }
.setup-details > div > code {
  display: inline-block;
  padding: 8px 10px;
  border-radius: 5px;
  background: var(--bg-sunken);
}
.setup-alternative { margin-top: 18px; }
.setup-alternative summary {
  padding-block: 16px;
  color: var(--ink);
  font-size: .92rem;
}
.setup-alternative > div { padding-bottom: 8px; }
.setup-alt-steps {
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 16px;
  list-style: none;
  counter-reset: alternative-step;
}
.setup-alt-steps[start="2"] { counter-reset: alternative-step 1; }
.setup-alt-steps[start="3"] { counter-reset: alternative-step 2; }
.setup-alt-steps li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 12px;
  counter-increment: alternative-step;
}
.setup-alt-steps li::before {
  content: counter(alternative-step);
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 5px;
  background: var(--bg-sunken);
  color: var(--ink-soft);
  font-size: .74rem;
  font-weight: 600;
}
.setup-alt-steps li > div { display: grid; gap: 3px; }
.setup-alt-steps strong { font-size: .88rem; }
.setup-alt-steps span { max-width: 66ch; color: var(--ink-soft); font-size: .86rem; line-height: 1.55; }
.setup-values.compact-values { max-width: 620px; margin-block: 16px; }
.setup-values.compact-values div { grid-template-columns: 110px minmax(0, 1fr); }
.setup-inline-link {
  margin-top: 8px;
  color: var(--brand);
  font-size: .86rem;
  font-weight: 600;
}
.setup-inline-link:hover { color: var(--ink); }
.setup-subtabs {
  width: fit-content;
  display: flex;
  gap: 3px;
  padding: 3px;
  margin-bottom: 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--bg-subtle);
}
.setup-subtabs button { padding: 7px 11px; border-radius: 5px; color: var(--ink-faint); font-size: .78rem; }
.setup-subtabs button.active { color: var(--ink); background: var(--bg-elevated); box-shadow: var(--shadow-sm); }

.setup-notice {
  margin: 26px 0 6px;
  padding: 17px 18px;
  display: grid;
  gap: 4px;
  border-left: 3px solid var(--gold);
  background: rgba(201,154,46,.08);
}
.setup-notice.compact { margin-top: 18px; }
.setup-notice strong { font-size: .9rem; }
.setup-notice span { color: var(--ink-soft); font-size: .86rem; }
.setup-note { margin-top: 12px !important; color: var(--ink-faint) !important; font-size: .82rem; }
.setup-values { display: grid; }
.setup-values div { display: grid; grid-template-columns: 190px minmax(0, 1fr); border-bottom: 1px solid var(--border); }
.setup-values div:last-child { border-bottom: 0; }
.setup-values span { color: var(--ink-faint); font-size: .78rem; font-weight: 600; border-right: 1px solid var(--border); }
.setup-values code { background: var(--bg-elevated); }
.setup-guide-end { padding-top: 24px; }
.setup-footer { margin-top: 0; }

/* ---------- Free trial issuance tool ---------- */
.trial-section { padding-top: 0; }
.trial-tool {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  padding: clamp(24px, 4vw, 44px) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.trial-copy { max-width: 68ch; }
.trial-copy .section-title { margin-top: 10px; font-size: clamp(1.65rem, 3vw, 2.35rem); }
.trial-copy > p { margin-top: 14px; color: var(--ink-soft); line-height: 1.65; }
.trial-copy .trial-note { color: var(--ink-faint); font-size: .84rem; }
.trial-action { min-width: 0; display: grid; gap: 12px; }
.trial-action > .btn { width: 100%; }
.trial-invite { display: grid; gap: 6px; }
.trial-invite span { color: var(--ink-soft); font-size: .78rem; font-weight: 600; }
.trial-invite input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--bg-elevated);
  color: var(--ink);
  font-family: var(--f-mono);
}
.trial-progress,
.trial-error { min-height: 20px; font-size: .82rem; line-height: 1.5; }
.trial-progress { color: var(--ink-faint); }
.trial-error { color: #a52d25; }
.trial-model-list {
  display: grid;
  gap: 6px;
  margin: 14px 0;
  padding-left: 18px;
  color: var(--ink-soft);
  font-size: .78rem;
  line-height: 1.55;
}
.trial-model-list code { overflow-wrap: anywhere; font-family: var(--f-mono); font-size: .94em; }
.trial-result {
  min-width: 0;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--bg-sunken);
}
.trial-result-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.trial-result-head strong { font-size: .85rem; }
.trial-result .copy-btn { position: static; flex: none; }
.trial-result > code {
  display: block;
  max-width: 100%;
  margin-top: 12px;
  overflow-wrap: anywhere;
  color: var(--ink);
  font-family: var(--f-mono);
  font-size: .82rem;
  line-height: 1.55;
}
.trial-result > p { margin-top: 10px; color: var(--ink-faint); font-size: .76rem; line-height: 1.5; }

@media (max-width: 980px) {
  .setup-picker-terminal { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .setup-picker-desktop { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
	.trial-tool { grid-template-columns: 1fr; }
  .setup-home { padding-top: 36px; }
  .setup-intro { margin-bottom: 30px; }
  .setup-picker { grid-template-columns: 1fr; }
  .setup-group + .setup-group { margin-top: 42px; }
  .setup-group-head { align-items: flex-start; flex-direction: column; gap: 7px; }
  .setup-group-head p { text-align: left; }
  .setup-card { min-height: 270px; padding: 21px; }
  .setup-docs-link { align-items: flex-start; flex-direction: column; }
  .setup-docs-link .btn { width: 100%; }
  .setup-guide { padding-top: 26px; }
  .setup-guide-head { padding-top: 26px; }
  .setup-method-head { align-items: flex-start; flex-direction: column; gap: 10px; padding: 19px 20px; }
  .setup-method-head p { text-align: left; }
  .setup-provider-toggle { width: 100%; }
  .setup-provider-toggle button { flex: 1; min-width: 0; padding-inline: 10px; }
  .setup-step { gap: 15px; }
  .setup-page .code-head { padding-inline: 12px; }
  .setup-page .code-body { padding: 15px 14px; }
  .setup-page .code-body pre { font-size: .77rem; }
}

@media (max-width: 520px) {
  .setup-step { grid-template-columns: 1fr; }
  .setup-step .step-num { width: 34px; height: 34px; }
  .setup-path-row,
  .setup-path-single,
  .setup-values div { grid-template-columns: 1fr; }
  .setup-path-row span,
  .setup-path-single span,
  .setup-values span { border-right: 0; border-bottom: 1px solid var(--border); }
  .setup-path-row span:nth-of-type(2) { border-top: 1px solid var(--border); }
  .setup-path-row code:first-of-type { border-bottom: 0; }
  .setup-page .os-toggle { width: 100%; }
  .setup-page .os-toggle button { flex: 1; justify-content: center; padding-inline: 10px; }
}
 .zr-site-banner{position:relative;z-index:20;display:flex;align-items:center;justify-content:center;gap:12px;padding:8px 44px 8px 16px;background:#1a1816;color:#fff;font-size:.88rem;text-align:center}.zr-site-banner button{position:absolute;right:12px;top:4px;border:0;background:transparent;color:#fff;font-size:1.4rem;cursor:pointer;line-height:1}@media(max-width:600px){.zr-site-banner{font-size:.78rem;padding:7px 38px 7px 10px}}

/* ---------- Visual refinement: home + pricing ---------- */
html,
body { max-width: 100%; overflow-x: clip; }

/* Keep every grid item inside its track, especially when a model name is long. */
.hero-grid > *,
.cards-grid > *,
.price-grid > *,
.trial-tool > *,
.footer-grid > *,
.pricing-proof > *,
.model-card,
.price-card { min-width: 0; }

/* Benefits read as a calm, even matrix rather than an uneven final row. */
.benefits .wrap { max-width: 1040px; }
.benefits-list {
  max-width: 980px;
  margin: 34px auto 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-elevated);
  background: color-mix(in srgb, var(--bg-elevated) 72%, transparent);
}
.benefits-list li,
.benefits-list li:nth-child(odd),
.benefits-list li:last-child {
  min-height: 76px;
  padding: 19px 26px 19px 56px;
  border-right: 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.benefits-list li:nth-child(odd) { border-right: 1px solid var(--border); }
.benefits-list li:nth-last-child(-n + 2) { border-bottom: 0; }
.benefits-list li::before {
  left: 22px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--gpt) 45%, var(--border));
  border-radius: 50%;
  font-size: .75rem;
  line-height: 1;
}

/* The three providers are one comparison surface on larger screens. */
.cards-grid {
  max-width: 1100px;
  margin: 44px auto 0;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.cards-grid .model-card {
  border: 0;
  border-right: 1px solid var(--border);
  border-radius: 0;
  box-shadow: none;
}
.cards-grid .model-card:last-child { border-right: 0; }
.cards-grid .model-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); z-index: 1; }
.cards-grid .model-card::before { height: 5px; }
.cards-grid .model-card .mc-foot { gap: 8px; }
.cards-grid .model-card .mc-foot .btn { padding-inline: 14px; }

/* Give each provider's pricing table a clear, deliberate rhythm. */
#per-model > .wrap > #claude,
#per-model > .wrap > #gpt,
#per-model > .wrap > #grok {
  margin-top: 56px;
  min-width: 0;
}
#per-model > .wrap > #gpt,
#per-model > .wrap > #grok { padding-top: 8px; border-top: 1px solid var(--border); }
#per-model > .wrap > #claude .cluster,
#per-model > .wrap > #gpt .cluster,
#per-model > .wrap > #grok .cluster { margin-bottom: 18px; }
#per-model > .wrap > #gpt .pricing-proof { margin-top: 0; margin-bottom: 22px; }
#per-model > .wrap > p:last-child {
  margin: 28px auto 0;
  max-width: 82ch;
  color: var(--ink-faint);
  font-size: .82rem;
  text-align: center;
}
.ptable-wrap,
#claude .ptable-wrap { max-width: 100%; -webkit-overflow-scrolling: touch; }

@media (max-width: 980px) {
  .cards-grid {
    max-width: 460px;
    margin-top: 36px;
    gap: 16px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    overflow: visible;
  }
  .cards-grid .model-card,
  .cards-grid .model-card:last-child {
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    box-shadow: var(--shadow-sm);
  }
  .cards-grid .model-card:hover { transform: translateY(-3px); }
}

@media (max-width: 760px) {
  .wrap { padding-inline: 18px; }
  .nav-inner { padding-inline: 14px; }
  .nav-cta { min-width: 0; }
  .nav-cta .btn { max-width: 108px; overflow: hidden; text-overflow: ellipsis; }
  .status-trigger { display: inline-flex; }
  .hero-card { transform: none; padding: 14px; }
  .hero-code { font-size: .72rem; line-height: 1.6; padding: 14px; }
  .benefits-list { margin-top: 28px; border-radius: var(--r-md); }
  .benefits-list li,
  .benefits-list li:nth-child(odd),
  .benefits-list li:last-child {
    min-height: 64px;
    padding: 16px 16px 16px 50px;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }
  .benefits-list li:last-child { border-bottom: 0; }
  .benefits-list li::before { left: 17px; }
  .cards-grid { margin-top: 30px; }
  #per-model > .wrap > #claude,
  #per-model > .wrap > #gpt,
  #per-model > .wrap > #grok { margin-top: 42px; }
  .pricing-proof { padding-block: 16px; }
}

@media (max-width: 480px) {
  .wrap { padding-inline: 16px; }
  .hero-actions { gap: 9px; }
  .hero-actions .btn { max-width: 100%; }
  .mc-foot { flex-direction: column; }
  .mc-foot .btn { width: 100%; }
  .price-card { padding: 28px 22px; }
  .ptable-wrap { margin-inline: 0; width: 100%; }
  .ptable-wide { min-width: 760px; }
  .status-trigger { display: none; }
}

/* ---------- Density and hierarchy pass ---------- */
.home-page #why-less,
.home-page #benefits {
  padding-block: clamp(38px, 5vw, 68px);
}
.home-page #why-less .pricing-proof { margin-bottom: 0; }
.home-page #benefits .benefits-list { margin-top: 24px; }

.pricing-page #tiers { padding-top: clamp(34px, 5vw, 62px); }
.starter-card {
  max-width: 620px;
  margin: 0 auto 24px;
  padding: 18px 22px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-radius: var(--r-md);
  background: var(--bg-subtle);
  box-shadow: none;
}
.starter-card .pc-price { display: inline-block; font-size: 2rem; margin: 8px 10px 0 0; }
.starter-card .starter-credit { color: var(--ink-faint); font-size: .8rem; }
.starter-card .pc-desc { display: inline; margin: 0; font-size: .82rem; color: var(--ink-soft); }
.starter-card > .btn { flex: 0 0 auto; min-width: 106px; }
.pricing-page .provider-choice-note {
  max-width: 680px;
  margin-top: 16px;
  padding: 9px 12px;
  gap: 2px;
  border-left-width: 2px;
  font-size: .76rem;
  line-height: 1.45;
}
.pricing-page .provider-choice-note strong { font-size: .78rem; }
.pricing-page #faq {
  padding-block: clamp(40px, 5vw, 68px);
}
.pricing-page #faq .stack { margin-top: 26px; }
.pricing-page #faq details { padding-inline: 18px; }
.pricing-page #faq details summary { padding-block: 13px; font-size: 1rem; }
.pricing-page #faq details > p { padding-bottom: 14px; font-size: .9rem; }

/* Docs use editorial labels and measured vertical rhythm for scanning. */
.docs-page #auth { padding-block: clamp(40px, 6vw, 72px); }
.docs-page #auth h2 { margin: 10px 0 10px; font-size: 1.65rem; }
.docs-page #auth p { margin-bottom: 18px; color: var(--ink-soft); }
.docs-page .tab-panel .cluster { margin-bottom: 14px; }
.docs-page .tab-panel h2 { margin: 12px 0 12px; font-size: 1.75rem; }
.docs-page .tab-panel h3 {
  margin: 30px 0 11px;
  color: var(--ink-faint);
  font-family: var(--f-sans);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.docs-page .tab-panel .lead { margin-bottom: 20px; }
.docs-page .tab-panel .code-block { margin-bottom: 8px; }
.docs-page #usage {
  padding-block: clamp(42px, 6vw, 72px);
  border-top: 1px solid var(--border);
  background: var(--bg-subtle);
}
.docs-page #usage .section-title { margin: 10px 0 12px; }
.docs-page #usage .code-block { margin: 24px 0 18px; }
.docs-page #usage .lead + .lead { margin-top: 14px; }
.docs-page #usage .btn { margin-top: 18px; }
.docs-page #usage + .section {
  padding-block: clamp(38px, 5vw, 62px);
  border-bottom: 1px solid var(--border);
}
.docs-page #usage + .section .hero-actions { margin-top: 22px; }

@media (max-width: 600px) {
  .starter-card { align-items: flex-start; padding: 16px; gap: 14px; }
  .starter-card > div { min-width: 0; }
  .starter-card .pc-desc { display: block; margin-top: 2px; }
  .starter-card > .btn { align-self: center; min-width: 82px; padding-inline: 12px; }
  .home-page #why-less,
  .home-page #benefits { padding-block: 32px; }
  .docs-page .tab-panel h3 { margin-top: 24px; }
}

@media (max-width: 480px) {
  .nav-inner { padding-inline: 10px; gap: 6px; }
  .home-page .brand small { font-size: .52rem; letter-spacing: .035em; }
  .nav-cta .btn { max-width: 84px; padding-inline: 10px; font-size: .78rem; }
  .nav-cta .btn svg { display: none; }
}

/* ---------- Home spacing and mobile brand ---------- */
.home-page .brand { min-width: 0; }
.home-page .brand-mark {
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  font-size: 1.28rem;
  line-height: 1;
}
.home-page .brand > span:last-child { min-width: 0; }
.home-page > .hero {
  padding-top: clamp(46px, 7vw, 86px);
  padding-bottom: clamp(28px, 4vw, 50px);
}
.home-page > .section {
  padding-block: clamp(42px, 5.5vw, 76px);
}
.home-page > #why-less,
.home-page > #benefits { padding-block: clamp(32px, 4vw, 56px); }
.home-page > #trial { padding-top: 0; padding-bottom: clamp(36px, 4.5vw, 62px); }
.home-page > .footer { margin-top: clamp(34px, 5vw, 64px); }
.home-page .benefits-list li:nth-last-child(-n + 2) { border-bottom: 1px solid var(--border); }
.home-page .benefits-list li:last-child {
  grid-column: 1 / -1;
  border-right: 0;
  border-bottom: 0;
}

@media (max-width: 600px) {
  .home-page .brand { gap: 8px; font-size: 1.1rem; }
  .home-page .brand-mark { width: 36px; height: 36px; flex-basis: 36px; }
  .home-page .brand small {
    font-size: .57rem;
    letter-spacing: .045em;
    line-height: 1.25;
    white-space: nowrap;
  }
  .home-page > .hero { padding-top: 34px; padding-bottom: 26px; }
  .home-page > .section { padding-block: 36px; }
  .home-page > #why-less,
  .home-page > #benefits { padding-block: 28px; }
  .home-page > #trial { padding-top: 0; padding-bottom: 32px; }
  .home-page .benefits-list li:last-child { grid-column: auto; }
}

@media (max-width: 480px) {
  .home-page .brand small { font-size: .52rem; letter-spacing: .035em; }
}

/* ---------- Homepage offer composition ---------- */
.trial-info { position: relative; margin-top: 17px; }
.trial-info-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-pill);
  color: var(--ink-soft);
  background: var(--bg-elevated);
  font-size: .82rem;
  font-weight: 600;
}
.trial-info-trigger:hover,
.trial-info:focus-within .trial-info-trigger { color: var(--ink); border-color: var(--brand); }
.trial-info-trigger span { font-size: 1rem; line-height: 1; color: var(--brand); }
.trial-info-popover {
  position: absolute;
  z-index: 10;
  top: calc(100% + 10px);
  left: 0;
  width: min(540px, calc(100vw - 40px));
  display: none;
  padding: 18px 20px;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-lg);
  color: var(--ink-soft);
  font-size: .8rem;
}
.trial-info:hover .trial-info-popover,
.trial-info:focus-within .trial-info-popover { display: block; }
.trial-info-popover > strong { display: block; color: var(--ink); font-size: .88rem; }
.trial-info-popover .trial-model-list { margin: 12px 0; padding-left: 0; list-style: none; }
.trial-info-popover .trial-model-list li + li { margin-top: 7px; }
.trial-info-popover .trial-note { margin: 0; font-size: .76rem; }

.models-suite {
  margin-top: 26px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-md);
}
.models-suite-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
}
.models-suite-head p { max-width: 34ch; color: var(--ink-soft); font-size: .78rem; text-align: right; }
.provider-list { display: grid; }
.provider-row {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr) auto;
  align-items: center;
  gap: 20px;
  padding: 22px;
  border-bottom: 1px solid var(--border);
}
.provider-row:last-child { border-bottom: 0; }
.provider-row::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--claude); }
.provider-row-gpt::before { background: var(--gpt); }
.provider-row-grok::before { background: var(--grok); }
.provider-row-main { display: flex; align-items: center; gap: 13px; min-width: 0; }
.provider-row-main .model-logo { width: 44px; height: 44px; font-size: 1.3rem; }
.provider-row-claude .model-logo { background: var(--claude-tint); color: var(--claude-deep); border: 1px solid var(--claude-soft); }
.provider-row-gpt .model-logo { background: var(--gpt-tint); color: var(--gpt-deep); border: 1px solid var(--gpt-soft); }
.provider-row-grok .model-logo { background: var(--grok-ink); color: #fff; border: 1px solid #2a2a33; }
.provider-row .cluster { gap: 6px; }
.provider-row .mc-vendor { margin-top: 7px; overflow-wrap: anywhere; }
.provider-row > p { color: var(--ink-soft); font-size: .82rem; line-height: 1.5; }
.provider-row > .btn { min-height: 40px; padding-inline: 13px; white-space: nowrap; }
.models-suite-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
  color: var(--ink-soft);
  font-size: .8rem;
}
.models-suite-foot .btn { flex: 0 0 auto; }
.home-page .fb-1 { bottom: -50px; left: 10px; transform: rotate(-2deg); }

.trial-inline {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
  margin-top: 18px;
  padding: 18px 22px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--claude);
  border-radius: var(--r-md);
  background: var(--bg-subtle);
}
.trial-inline .trial-copy { min-width: 0; }
.trial-inline .trial-copy h3 { margin-top: 5px; font-size: 1.45rem; }
.trial-inline .trial-copy > p { margin-top: 5px; color: var(--ink-soft); font-size: .82rem; line-height: 1.5; }
.trial-inline .trial-action { min-width: 210px; }
.trial-inline .trial-action > .btn { width: 100%; min-height: 42px; padding-inline: 15px; }
.trial-inline .trial-result { margin-top: 8px; }
.trial-inline .trial-info { margin-top: 10px; }
.trial-inline .trial-info-trigger { min-height: 34px; padding: 6px 10px; font-size: .76rem; }
.trial-inline .trial-info-popover { top: calc(100% + 8px); width: min(760px, calc(100vw - 40px)); }
.trial-inline { max-width: none; margin-left: 0; position: relative; z-index: 20; }
.trial-info-popover { display: none; }
.trial-info:not(.is-open) .trial-info-popover { display: none !important; }
.trial-info.is-open .trial-info-popover { display: block; }
.trial-popover-head { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; margin-bottom: 14px; }
.trial-popover-head > strong { color: var(--ink); font-size: .9rem; }
.trial-popover-head > span { color: var(--ink-faint); font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }
.trial-info-popover .trial-model-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 0; }
.trial-info-popover .trial-model-list li { display: grid; gap: 5px; margin: 0; padding: 11px; border: 1px solid var(--border); border-radius: var(--r-sm); background: var(--bg); }
.trial-info-popover .trial-model-list li > strong { color: var(--ink); font-size: .78rem; }
.trial-info-popover .trial-model-list li > span { color: var(--ink-soft); font-family: var(--f-mono); font-size: .7rem; line-height: 1.55; overflow-wrap: anywhere; }
.trial-info-popover .trial-note { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--border); font-size: .76rem; }

@media (max-width: 980px) {
  .models-suite { max-width: 760px; margin-inline: auto; }
  .trial-inline { max-width: 760px; margin-inline: auto; }
}

@media (max-width: 640px) {
  .models-suite-head,
  .models-suite-foot { align-items: flex-start; flex-direction: column; }
  .models-suite-head p { text-align: left; }
  .provider-row { grid-template-columns: 1fr; gap: 13px; padding: 20px 18px; }
  .provider-row > .btn { width: 100%; }
  .trial-inline { grid-template-columns: 1fr; gap: 16px; padding: 18px; }
  .trial-inline { max-width: none; margin-inline: 0; }
  .trial-inline .trial-action { min-width: 0; }
  .trial-info-popover { position: static; width: 100%; margin-top: 10px; }
  .trial-info-popover .trial-model-list { grid-template-columns: 1fr; }
}