:root { color-scheme: light; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #26222d; background: #faf9fb; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: radial-gradient(circle at 50% 0, #f0e8ff 0, transparent 32rem), #faf9fb; }
a { color: inherit; }
.site-header { position: sticky; z-index: 10; top: 0; display: flex; max-width: 1240px; align-items: center; justify-content: space-between; margin: auto; padding: 16px 24px; border-bottom: 1px solid rgba(76,62,96,.1); background: rgba(250,249,251,.9); backdrop-filter: blur(14px); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 780; text-decoration: none; }
.brand span { display: grid; width: 34px; height: 34px; border-radius: 10px; place-items: center; color: #6f50c9; background: linear-gradient(135deg, #eee7ff, #e4f6ed); }
nav { display: flex; align-items: center; gap: 22px; }
nav a { color: #5c5662; font-size: 14px; text-decoration: none; }
.nav-action { padding: 9px 14px; border: 1px solid #d7d1dd; border-radius: 9px; background: #fff; font-weight: 680; }
.hero { max-width: 960px; margin: auto; padding: 88px 24px 70px; text-align: center; }
.eyebrow { color: #6a4fc0; font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
h1 { max-width: 840px; margin: 18px auto; font-size: clamp(42px, 7vw, 72px); line-height: 1.02; letter-spacing: -.055em; }
h2 { margin: 10px 0; font-size: clamp(28px, 4vw, 42px); line-height: 1.12; letter-spacing: -.035em; }
.hero > p, .section-heading p, .byok-section p { color: #696270; font-size: 17px; line-height: 1.65; }
.hero > p { max-width: 730px; margin: auto; }
.hero-actions { display: flex; justify-content: center; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; min-height: 44px; align-items: center; justify-content: center; padding: 10px 18px; border: 1px solid transparent; border-radius: 10px; font-size: 14px; font-weight: 720; text-decoration: none; transition: transform .15s ease, box-shadow .15s ease; }
.button:hover { transform: translateY(-1px); }
.button.primary { color: #fff; background: #6645bf; box-shadow: 0 8px 20px rgba(91,62,170,.2); }
.button.secondary { border-color: #d8d3de; background: #fff; }
.included { display: flex; flex-wrap: wrap; justify-content: center; gap: 18px; margin-top: 38px; color: #3e765a; font-size: 13px; font-weight: 680; }
.plans-section, .credits-section, .faq-section { max-width: 1240px; margin: auto; padding: 68px 24px; }
.section-heading { max-width: 760px; margin: 0 auto 34px; text-align: center; }
.mode-switch { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 620px; gap: 7px; margin: auto; padding: 6px; border: 1px solid #ddd6e7; border-radius: 15px; background: #eeebf1; }
.mode-switch button { display: grid; gap: 3px; padding: 13px; border: 0; border-radius: 11px; color: #625b69; background: transparent; cursor: pointer; }
.mode-switch button.active { color: #382d49; background: #fff; box-shadow: 0 3px 12px rgba(55,41,75,.1); }
.mode-switch span { font-size: 12px; }
.mode-note { max-width: 760px; margin: 18px auto 28px; color: #696270; text-align: center; }
.cadence-switch { display: flex; width: fit-content; gap: 4px; margin: 0 auto 30px; padding: 4px; border: 1px solid #ddd6e7; border-radius: 12px; background: #eeebf1; }
.cadence-switch button { padding: 9px 17px; border: 1px solid transparent; border-radius: 8px; background: transparent; cursor: pointer; }
.cadence-switch button.active { border-color: #cdbfea; background: #fff; box-shadow: 0 2px 8px rgba(55,41,75,.08); }
.cadence-switch span, .annual-saving { color: #287554; font-size: 12px; font-weight: 750; }
.annual-saving { display: block; min-height: 18px; margin-top: 5px; }
.annual-saving[hidden] { visibility: hidden; }
.regular-price { display: flex; min-height: 18px; align-items: center; gap: 7px; margin-top: 18px; color: #8a858d; font-size: 12px; }
.regular-price[hidden] { visibility: hidden; }
.regular-price s { font-weight: 700; }
.plan-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.plan-card { position: relative; display: flex; min-width: 0; min-height: 530px; flex-direction: column; padding: 24px; border: 1px solid #e1dde5; border-radius: 18px; background: rgba(255,255,255,.95); box-shadow: 0 8px 24px rgba(49,39,62,.05); }
.plan-card.featured { border-color: #8b6ce0; box-shadow: 0 14px 34px rgba(94,67,162,.13); }
.popular { position: absolute; top: -13px; right: 18px; padding: 6px 10px; border-radius: 999px; color: #245d3f; background: #c9f4da; font-size: 11px; font-weight: 800; text-transform: uppercase; }
.plan-card h3 { margin: 0; font-size: 18px; }
.price { display: flex; align-items: baseline; gap: 7px; margin-top: 5px; }
.price strong { font-size: 38px; letter-spacing: -.05em; }
.price span, .plan-card p, .plan-card li { color: #696270; font-size: 13px; line-height: 1.5; }
.plan-card ul { display: grid; flex: 1; gap: 12px; margin: 20px 0 24px; padding: 20px 0 0; border-top: 1px solid #eeeaf0; list-style: none; }
.plan-card li { position: relative; padding-left: 23px; }
.plan-card li::before { position: absolute; left: 0; color: #27835d; content: "✓"; font-weight: 800; }
.byok-section { display: grid; grid-template-columns: 64px minmax(0,1fr); max-width: 1120px; align-items: start; gap: 24px; margin: 40px auto; padding: 36px; border: 1px solid #dfd5ee; border-radius: 22px; background: linear-gradient(125deg, #f1eaff, #fff7f1 55%, #e8f7ef); }
.byok-icon { display: grid; width: 64px; height: 64px; border-radius: 18px; place-items: center; color: #6d50c3; background: rgba(255,255,255,.8); font-size: 30px; }
.byok-section p { margin-bottom: 0; }
.credit-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.credit-grid article { display: grid; gap: 8px; padding: 22px; border: 1px solid #e2dde6; border-radius: 16px; background: #fff; }
.credit-grid article span { font-weight: 720; }
.credit-grid strong { font-size: 30px; }
.credit-grid small { color: #77717d; }
.faq-list { display: grid; max-width: 860px; gap: 10px; margin: auto; }
.faq-list details { padding: 18px 20px; border: 1px solid #e1dde5; border-radius: 13px; background: #fff; }
.faq-list summary { font-weight: 720; cursor: pointer; }
.faq-list p { margin-bottom: 0; color: #696270; line-height: 1.6; }
.final-cta { max-width: 1100px; margin: 50px auto 90px; padding: 58px 28px; border: 1px solid #dfd4ef; border-radius: 24px; text-align: center; background: linear-gradient(125deg, #eee6ff, #fff4ed, #e5f6ee); }
.final-cta .button { margin-top: 18px; }
footer { display: flex; max-width: 1240px; align-items: center; justify-content: space-between; margin: auto; padding: 26px 24px; border-top: 1px solid #e2dde5; color: #716b76; font-size: 13px; }
@media (max-width: 980px) { .plan-grid { grid-template-columns: repeat(2, minmax(0,1fr)); } .plan-card { min-height: 480px; } }
@media (max-width: 680px) { nav > a:not(.nav-action) { display: none; } .hero { padding-top: 60px; } .hero-actions { flex-direction: column; } .mode-switch, .plan-grid, .credit-grid { grid-template-columns: 1fr; } .cadence-switch { width: 100%; } .cadence-switch button { flex: 1; } .plan-card { min-height: auto; } .byok-section { grid-template-columns: 1fr; margin-inline: 16px; padding: 26px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .button { transition: none; } }