:root {
  --font-body: ui-sans-serif, system-ui, -apple-system, "Segoe UI Variable", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: -apple-system, "SF Pro Display", "Segoe UI Variable Display", "Segoe UI", ui-sans-serif, system-ui, Roboto, Arial, sans-serif;

  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  --text-h1: clamp(2rem, 4.4vw, 3.25rem);
  --text-h2: clamp(1.65rem, 3.2vw, 2.5rem);
  --text-h3: 1.3rem;
  --text-body-lg: 1.125rem;
  --text-body: 1rem;
  --text-small: 0.875rem;
  --text-micro: 0.75rem;

  --tracking-h1: -0.03em;
  --tracking-h2: -0.02em;
  --tracking-eyebrow: 0.14em;
  --leading-tight: 1.06;
  --leading-relaxed: 1.65;

  /* OTO variant — deep navy + gold */
  --color-brand: #12141a;
  --color-brand-dark: #08090c;
  --color-brand-light: #363b48;
  --color-brand-soft: #1c2029;

  --color-accent: #d9c273;         /* champagne-gold (Done-for-you tier) — 10:1 on navy */
  --color-accent-dark: #b9a34e;
  --color-accent-light: #ecdca0;
  --color-accent-soft: #29260f;

  --color-neutral-0: #ffffff;
  --color-neutral-100: #f4f6f9;
  --color-neutral-300: #cdd4de;
  --color-neutral-400: #99a3b4;
  --color-neutral-500: #6b7385;

  /* Dark semantic surfaces */
  --color-bg: #0d0f15;
  --color-surface: #171a22;
  --color-surface-alt: #1e222c;
  --color-surface-raised: #232734;
  --color-surface-tinted: color-mix(in oklab, var(--color-accent) 6%, #171a22);

  --color-text-primary: #f5f7fb;
  --color-text-secondary: #c4cad6;
  --color-text-muted: #8b93a3;
  --color-text-inverse: #0d0f15;

  --color-border: #2a2f3b;
  --color-border-strong: #3a4150;

  --gradient-brand: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-accent) 55%, var(--color-accent-dark) 100%);
  --gradient-gold: linear-gradient(135deg, var(--color-accent-light), var(--color-accent-dark));
  --gradient-hero-fade: linear-gradient(180deg, #0d0f15 0%, #0d0f15 100%);
  --gradient-mesh-1: radial-gradient(60% 60% at 15% 5%, color-mix(in oklab, var(--color-accent) 20%, transparent), transparent 70%),
                     radial-gradient(50% 50% at 92% 20%, color-mix(in oklab, var(--color-accent-light) 14%, transparent), transparent 70%);
  --gradient-mesh-2: radial-gradient(45% 60% at 85% 90%, color-mix(in oklab, var(--color-accent) 12%, transparent), transparent 70%);

  --shadow-xs: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-sm: 0 2px 6px rgba(0,0,0,0.35);
  --shadow-md: 0 6px 18px -6px rgba(0,0,0,0.5);
  --shadow-lg: 0 16px 40px -18px rgba(0,0,0,0.65);
  --shadow-brand-glow: 0 12px 30px -12px color-mix(in oklab, var(--color-accent) 60%, transparent);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-2xl: 24px;
  --radius-pill: 999px;

  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 1rem; --space-4: 1.5rem; --space-5: 2rem; --space-6: 3rem; --space-7: 4rem;

  --pad-section-sm: clamp(2rem, 4vw, 3rem);
  --pad-section: clamp(3rem, 6vw, 5rem);
  --pad-section-lg: clamp(4rem, 8vw, 7rem);

  --duration-fast: 150ms; --duration-med: 240ms; --duration-slow: 400ms;
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body); font-size: var(--text-body); line-height: 1.5;
  color: var(--color-text-primary); background: var(--color-bg);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: var(--weight-bold); line-height: 1.15; }
h1 { font-size: var(--text-h1); letter-spacing: var(--tracking-h1); line-height: var(--leading-tight); }
h2 { font-size: var(--text-h2); letter-spacing: var(--tracking-h2); }
h3 { font-size: var(--text-h3); font-weight: var(--weight-semibold); }
p { line-height: var(--leading-relaxed); }
a { color: var(--color-accent); }
img, svg { max-width: 100%; }

.eyebrow { display: inline-block; font-size: var(--text-micro); font-weight: var(--weight-semibold); letter-spacing: var(--tracking-eyebrow); text-transform: uppercase; color: var(--color-accent); margin-bottom: var(--space-3); }

*:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; border-radius: var(--radius-sm); }

.skip-link { position: absolute; top: -100px; left: 0; background: var(--color-accent); color: var(--color-text-inverse); padding: 12px 16px; z-index: 100; border-radius: 0 0 var(--radius-md) 0; }
.skip-link:focus { top: 0; }

.container { max-width: 1120px; margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2rem); }
.container-narrow { max-width: 720px; margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2rem); }

main > section { padding-block: var(--pad-section); position: relative; }
.section-head--center { text-align: center; max-width: 62ch; margin-inline: auto; margin-bottom: var(--space-6); }
.section-head--left { text-align: left; max-width: 56ch; margin-bottom: var(--space-6); }
.section-head p { color: var(--color-text-secondary); font-size: var(--text-body-lg); margin-top: var(--space-3); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2); font-family: var(--font-body); font-weight: var(--weight-semibold); border: 0; cursor: pointer; text-decoration: none; white-space: nowrap; transition: transform var(--duration-med) var(--ease-out-quart), box-shadow var(--duration-med) var(--ease-out-quart), background var(--duration-med) var(--ease-out-quart); }
.btn--md { padding: 0.75rem 1.5rem; font-size: var(--text-body); border-radius: var(--radius-lg); min-height: 44px; }
.btn--lg { padding: 1rem 2rem; font-size: var(--text-body-lg); border-radius: var(--radius-lg); min-height: 56px; }
.btn-primary { background: var(--gradient-gold); color: var(--color-text-inverse); box-shadow: var(--shadow-brand-glow); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 16px 36px -12px color-mix(in oklab, var(--color-accent) 75%, transparent); }
.btn-primary:active { transform: translateY(0); }
.btn-primary svg { transition: transform var(--duration-med) var(--ease-out-quart); }
.btn-primary:hover svg { transform: translateX(4px); }
.btn-secondary { background: transparent; color: var(--color-accent); box-shadow: inset 0 0 0 1.5px color-mix(in oklab, var(--color-accent) 60%, transparent); }
.btn-secondary:hover { background: var(--color-accent-soft); transform: translateY(-1px); }
.btn-primary:focus-visible { outline-color: #fff; }

/* Header */
header.hero-nav { position: sticky; top: 0; z-index: 40; height: 68px; display: flex; align-items: center; background: color-mix(in oklab, var(--color-bg) 82%, transparent); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--color-border); transition: height var(--duration-med) var(--ease-out-quart); }
header.hero-nav[data-compact="true"] { height: 54px; }
.nav-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.brand { display: inline-flex; align-items: center; gap: var(--space-2); font-weight: var(--weight-bold); font-size: 1.02rem; letter-spacing: -0.02em; color: var(--color-text-primary); text-decoration: none; }
.brand-mark { display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: var(--radius-md); background: var(--gradient-gold); color: var(--color-text-inverse); box-shadow: var(--shadow-brand-glow); }
.brand-mark svg { width: 18px; height: 18px; }
.tier-pill { display: inline-flex; align-items: center; padding: 3px 9px; font-size: 0.6rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-accent); border: 1px solid color-mix(in oklab, var(--color-accent) 40%, transparent); border-radius: var(--radius-pill); margin-left: 4px; }
.nav-cta { display: none; }
@media (min-width: 768px) { .nav-cta { display: inline-flex; } }

/* Hero */
.hero { padding-block: clamp(2.5rem, 6vw, 5rem); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; z-index: 0; background: var(--gradient-mesh-1); opacity: 0.75; pointer-events: none; }
.hero .container { position: relative; z-index: 1; display: grid; gap: clamp(2rem, 4vw, 4rem); align-items: center; }
@media (min-width: 1024px) { .hero .container { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); } }
.hero-content { max-width: 620px; }
.hero h1 { margin-bottom: var(--space-4); }
.sub-hero { font-size: var(--text-body-lg); color: var(--color-text-secondary); margin-bottom: var(--space-5); max-width: 56ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; }
.trust-anchor { display: inline-flex; align-items: center; gap: var(--space-2); margin-top: var(--space-4); padding: 0.5rem 1rem; background: color-mix(in oklab, var(--color-accent) 12%, var(--color-surface)); color: var(--color-accent-light); font-size: var(--text-small); font-weight: var(--weight-medium); border-radius: var(--radius-pill); box-shadow: var(--shadow-xs); border: 1px solid color-mix(in oklab, var(--color-accent) 25%, transparent); }
.trust-anchor svg { width: 16px; height: 16px; }
.hero-visual { width: 100%; height: auto; display: block; filter: drop-shadow(0 24px 48px rgba(0,0,0,0.5)); border-radius: var(--radius-2xl); }
@media (min-width: 1024px) { .hero-visual { max-width: 600px; } }
.hero-figure { margin: 0; position: relative; }
.hero-badge { position: absolute; right: 8%; bottom: 6%; padding: 0.35rem 0.85rem; background: var(--color-bg); color: var(--color-accent); font-size: var(--text-micro); font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase; border: 1px solid color-mix(in oklab, var(--color-accent) 45%, transparent); border-radius: var(--radius-pill); box-shadow: var(--shadow-md); }

/* Cards / features */
.grid-features { display: grid; gap: var(--space-4); grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.feature-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-4); box-shadow: var(--shadow-xs); transition: transform var(--duration-med) var(--ease-out-quart), box-shadow var(--duration-med) var(--ease-out-quart); }
.feature-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); border-color: var(--color-border-strong); }
.feature-item { display: grid; grid-template-columns: 48px 1fr; gap: var(--space-3); align-items: start; }
.feature-item__body h3 { margin-bottom: var(--space-1); }
.feature-item__body p { color: var(--color-text-secondary); font-size: var(--text-small); }
.icon-tile { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: var(--radius-lg); background: color-mix(in oklab, var(--color-accent) 16%, var(--color-surface)); color: var(--color-accent-light); transition: transform var(--duration-med) var(--ease-out-quart); }
.feature-card:hover .icon-tile { transform: scale(1.05); }

/* Problem two-column */
.split { display: grid; gap: clamp(2rem, 4vw, 3.5rem); align-items: center; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1fr; } }
.section-tinted { background: var(--color-surface-tinted); }
.pain-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-5); box-shadow: var(--shadow-md); }
.pain-card .lead { font-weight: 600; font-size: 1.1rem; margin-bottom: var(--space-3); }
.pain-card p { color: var(--color-text-secondary); margin-bottom: var(--space-3); }
.pain-card p:last-child { margin-bottom: 0; }
.shift { display: inline-flex; align-items: center; gap: var(--space-2); margin-top: var(--space-4); padding: 0.6rem 1rem; border-radius: var(--radius-md); background: var(--color-accent-soft); color: var(--color-accent-light); font-weight: 600; font-size: var(--text-small); }
.shift svg { width: 18px; height: 18px; }

/* After / narrative band */
.after { background: var(--color-surface-alt); border-radius: var(--radius-2xl); padding: clamp(1.75rem, 4vw, 3rem); box-shadow: var(--shadow-md); border: 1px solid var(--color-border); position: relative; overflow: hidden; }
.after::before { content: ""; position: absolute; width: 360px; height: 360px; right: -120px; top: -120px; background: radial-gradient(circle, color-mix(in oklab, var(--color-accent) 22%, transparent), transparent 68%); pointer-events: none; }
.after > * { position: relative; z-index: 1; }
.after p { color: var(--color-text-secondary); font-size: var(--text-body-lg); }
.after p + p { margin-top: var(--space-3); }
.after .punch { color: var(--color-text-primary); font-weight: 600; }

/* Stat row */
.stat-row { display: grid; gap: var(--space-4); grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); text-align: center; }
.stat-cell { padding: var(--space-4); border-radius: var(--radius-lg); background: var(--color-surface); border: 1px solid var(--color-border); box-shadow: var(--shadow-xs); }
.stat-value { font-family: var(--font-display); font-size: clamp(2.1rem, 4.5vw, 3.2rem); font-weight: 700; letter-spacing: -0.03em; background: var(--gradient-gold); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-label { color: var(--color-text-muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; margin-top: var(--space-1); }

/* Pricing */
.pricing { background: var(--color-surface-tinted); }
.pricing-card-featured { position: relative; padding: 2px; background: var(--gradient-gold); border-radius: calc(var(--radius-2xl) + 2px); box-shadow: var(--shadow-lg); max-width: 560px; margin-inline: auto; }
.pricing-ribbon { position: absolute; top: -13px; right: 24px; z-index: 2; padding: 0.3rem 0.8rem; background: var(--color-accent); color: var(--color-text-inverse); font-size: var(--text-micro); font-weight: var(--weight-semibold); letter-spacing: 0.08em; text-transform: uppercase; border-radius: var(--radius-pill); box-shadow: var(--shadow-md); }
.pricing-card-inner { background: var(--color-surface); border-radius: var(--radius-2xl); padding: clamp(1.75rem, 4vw, 2.75rem); text-align: center; }
.price-line { display: flex; align-items: baseline; justify-content: center; gap: var(--space-2); margin-block: var(--space-3) var(--space-1); }
.price-amount { font-family: var(--font-display); font-size: clamp(3rem, 7vw, 4rem); font-weight: 700; letter-spacing: -0.04em; }
.price-note { color: var(--color-text-muted); font-size: var(--text-small); }
.price-sub { color: var(--color-text-secondary); margin-bottom: var(--space-4); }
.price-list { list-style: none; padding: 0; display: grid; gap: var(--space-2); margin-bottom: var(--space-5); text-align: left; max-width: 400px; margin-inline: auto; }
.price-list li { display: grid; grid-template-columns: 22px 1fr; gap: var(--space-2); font-size: var(--text-small); }
.price-list li svg { width: 18px; height: 18px; color: var(--color-accent); margin-top: 3px; }
.pricing-card-inner .btn { width: 100%; }

/* Guarantee band */
.guarantee { background: var(--color-surface); border-block: 1px solid var(--color-border); overflow: hidden; }
.guarantee::before { content: ""; position: absolute; width: 420px; height: 420px; right: -140px; top: -140px; background: radial-gradient(circle, color-mix(in oklab, var(--color-accent) 22%, transparent), transparent 68%); pointer-events: none; }
.guarantee .container { position: relative; z-index: 1; display: grid; gap: var(--space-5); align-items: center; }
@media (min-width: 820px) { .guarantee .container { grid-template-columns: 110px 1fr; } }
.guarantee-shield { width: 92px; height: 92px; color: var(--color-accent); justify-self: center; }
.guarantee p { color: var(--color-text-secondary); margin-top: var(--space-3); max-width: 60ch; }

/* Final CTA */
.final-cta { text-align: center; overflow: hidden; }
.final-cta::before { content: ""; position: absolute; inset: 0; background: var(--gradient-mesh-2); opacity: 0.7; pointer-events: none; }
.final-cta .container-narrow { position: relative; z-index: 1; }
.final-cta h2 { margin-bottom: var(--space-4); }
.final-cta p { color: var(--color-text-secondary); }
.final-cta .btn { margin-block: var(--space-5) var(--space-4); }
.final-cta .fineprint { font-size: var(--text-small); color: var(--color-text-muted); }

/* Footer */
footer.site-footer { padding-block: var(--pad-section-sm); border-top: 1px solid var(--color-border); background: var(--color-bg); }
footer.site-footer .container { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center; justify-content: space-between; }
footer.site-footer p { font-size: var(--text-small); color: var(--color-text-muted); }
footer.site-footer a { color: var(--color-text-secondary); text-decoration: none; }
footer.site-footer a:hover { text-decoration: underline; }
.footer-links { display: flex; gap: var(--space-4); flex-wrap: wrap; font-size: var(--text-small); }

/* Sticky CTA */
.sticky-cta { position: fixed; bottom: 0; left: 0; right: 0; padding: 12px 16px; background: color-mix(in oklab, var(--color-bg) 92%, transparent); backdrop-filter: blur(8px); border-top: 1px solid var(--color-border); z-index: 50; transform: translateY(100%); transition: transform var(--duration-med) var(--ease-out-quart); }
.sticky-cta[data-visible="true"] { transform: translateY(0); }
.sticky-cta .btn { width: 100%; }
@media (min-width: 768px) { .sticky-cta { display: none; } }

/* Fade-in */
main > section { opacity: 0; transform: translateY(20px); transition: opacity var(--duration-slow) var(--ease-out-quart), transform var(--duration-slow) var(--ease-out-quart); }
main > section[data-visible="true"] { opacity: 1; transform: translateY(0); }
.no-js main > section { opacity: 1; transform: none; }

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