/* rankaso.app · one stylesheet, tokens first. Three looks share the markup: body.theme-a (pale teal,
   matches the App Store set), body.theme-b (white editorial), body.theme-c (deep teal hero). */
:root {
  --ground: #E6F4F1; --ground-2: #CFE9E3; --card: #FFFFFF; --ink: #10302E; --ink-2: #3E5F5C; --footnote: #6E6E73;
  --hairline: #D9E6E3; --accent: #0B7A75; --accent-ink: #085F5B; --accent-tint: #D7F0EE; --down: #C2410C;
  --hero-bg: #E6F4F1; --hero-ink: #10302E; --hero-ink-2: #3E5F5C; --hero-lift: rgba(255,255,255,.75);
  --radius: 20px; --max: 1120px; --gutter: 24px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", Inter, system-ui, sans-serif;
}
body.theme-b { --ground: #FFFFFF; --ground-2: #F2F7F6; --hero-bg: #FFFFFF; --hero-lift: rgba(215,240,238,.9); --hairline: #E5E5EA; }
body.theme-c { --hero-bg: #0B2E2B; --hero-ink: #F2F7F6; --hero-ink-2: #A9C8C4; --hero-lift: rgba(47,179,169,.22); --ground: #FFFFFF; --ground-2: #F2F7F6; --hairline: #E5E5EA; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--ground); -webkit-font-smoothing: antialiased; line-height: 1.45; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-ink); }
img { max-width: 100%; height: auto; display: block; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.num { font-variant-numeric: tabular-nums; }
h1, h2, h3 { margin: 0; letter-spacing: -.02em; line-height: 1.08; font-weight: 700; }
h1 { font-size: clamp(40px, 6.2vw, 76px); letter-spacing: -.03em; }
h2 { font-size: clamp(30px, 4vw, 44px); }
h3 { font-size: 20px; }
p { margin: 0; }
.lead { font-size: clamp(18px, 2.1vw, 22px); color: var(--ink-2); max-width: 44ch; }
.k { font-size: 14px; color: var(--footnote); }

/* nav */
.nav { position: sticky; top: 0; z-index: 10; backdrop-filter: saturate(180%) blur(14px); -webkit-backdrop-filter: saturate(180%) blur(14px); background: color-mix(in srgb, var(--hero-bg) 82%, transparent); border-bottom: 1px solid color-mix(in srgb, var(--hero-ink) 10%, transparent); }
.nav .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; color: var(--hero-ink); }
.brand img { width: 30px; height: 30px; border-radius: 7px; }
.nav nav { display: flex; gap: 22px; margin-left: auto; font-size: 15px; font-weight: 500; }
.nav nav a { color: var(--hero-ink-2); }
.nav nav a:hover { color: var(--hero-ink); }
.nav nav a.btn { color: #fff; }
.nav nav a.btn:hover { color: #fff; }
.nav .cta { margin-left: 8px; }
@media (max-width: 720px) { .nav nav a:not(.cta) { display: none; } }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 50px; padding: 0 22px; border-radius: 14px; font-weight: 600; font-size: 16px; background: var(--accent); color: #fff; border: 0; white-space: nowrap; }
.btn:hover { background: var(--accent-ink); color: #fff; }
.btn.ghost { background: var(--accent-tint); color: var(--accent-ink); }
.btn.ghost:hover { background: #C6E8E3; }
.btn.small { height: 40px; padding: 0 16px; font-size: 14px; border-radius: 12px; }
.badge { display: inline-flex; align-items: center; gap: 9px; height: 54px; padding: 0 18px 0 14px; border-radius: 13px; background: #000; color: #fff; }
.badge svg { width: 22px; height: 26px; fill: #fff; }
.badge span { display: flex; flex-direction: column; line-height: 1.05; text-align: left; }
.badge small { font-size: 11px; opacity: .85; }
.badge b { font-size: 19px; font-weight: 600; letter-spacing: -.01em; }
.badge:hover { color: #fff; background: #111; }

/* hero */
.hero { background: var(--hero-bg); color: var(--hero-ink); position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: auto -20% -30% -20%; height: 70%; background: radial-gradient(60% 60% at 50% 40%, var(--hero-lift) 0%, transparent 70%); pointer-events: none; }
.hero .wrap { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center; padding-top: 72px; padding-bottom: 0; min-height: 640px; }
.hero h1 { color: var(--hero-ink); }
.hero .lead { color: var(--hero-ink-2); margin-top: 18px; }
.hero .ctas { display: flex; align-items: center; gap: 14px; margin-top: 30px; flex-wrap: wrap; }
.hero .k { color: var(--hero-ink-2); margin-top: 16px; }
.devices { position: relative; height: 620px; }
.devices img { position: absolute; bottom: -120px; width: 330px; filter: drop-shadow(0 30px 50px rgba(0,0,0,.18)); }
.devices .d1 { left: 10%; z-index: 2; }
.devices .d2 { left: 48%; bottom: -200px; width: 300px; opacity: .96; }
body.theme-b .devices .d2 { display: none; }
body.theme-b .devices .d1 { left: 22%; width: 360px; }
@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; padding-top: 56px; min-height: 0; }
  .devices { height: 420px; }
  .devices img { width: 240px; bottom: -110px; }
  .devices .d1 { left: 8%; } .devices .d2 { left: 50%; width: 220px; bottom: -160px; }
}

/* proof strip */
.proof { background: var(--ground); border-top: 1px solid var(--hairline); border-bottom: 1px solid var(--hairline); }
.proof .wrap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding: 26px var(--gutter); }
.proof div { display: flex; align-items: center; gap: 12px; font-weight: 600; font-size: 16px; }
.proof .dot { width: 10px; height: 10px; border-radius: 5px; background: var(--accent); flex: none; }
@media (max-width: 720px) { .proof .wrap { grid-template-columns: 1fr; gap: 12px; } }

/* features */
.features { padding: 80px 0 40px; }
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; padding: 56px 0; }
.feature:nth-child(even) .copy { order: 2; }
.feature .copy .eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.feature .copy p { margin-top: 14px; color: var(--ink-2); font-size: 18px; max-width: 42ch; }
.feature .shot { display: flex; justify-content: center; }
.feature .shot img { width: min(380px, 80%); }
@media (max-width: 860px) { .feature { grid-template-columns: 1fr; gap: 24px; padding: 40px 0; } .feature:nth-child(even) .copy { order: 0; } .feature .shot img { width: 260px; } }

/* badges explainer */
.honesty { background: var(--card); border: 1px solid var(--hairline); border-radius: var(--radius); padding: 28px; display: grid; grid-template-columns: auto 1fr; gap: 22px; align-items: center; margin: 24px 0 0; }
.pill { display: inline-flex; align-items: center; height: 28px; padding: 0 12px; border-radius: 14px; font-size: 13px; font-weight: 700; letter-spacing: .02em; }
.pill.est { border: 1.5px dashed #8E8E93; color: #5B5B60; }
.pill.apple { background: #1C1C1E; color: #fff; }
.honesty .pills { display: flex; flex-direction: column; gap: 10px; }
@media (max-width: 600px) { .honesty { grid-template-columns: 1fr; } }

/* pricing */
.pricing { padding: 60px 0 80px; background: var(--ground-2); }
.pricing .table { background: var(--card); border-radius: var(--radius); border: 1px solid var(--hairline); overflow: hidden; margin-top: 28px; }
.pricing .row { display: grid; grid-template-columns: 1fr 90px 120px; align-items: center; padding: 12px 20px; border-bottom: 1px solid var(--hairline); font-size: 16px; }
.pricing .row:last-child { border-bottom: 0; }
.pricing .row.head { font-size: 13px; color: var(--footnote); background: color-mix(in srgb, var(--ground-2) 60%, transparent); }
.pricing .row span:nth-child(2), .pricing .row span:nth-child(3) { text-align: center; font-weight: 600; }
.pricing .row span:nth-child(3) { color: var(--accent-ink); }
.plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 24px; }
.plan { background: var(--card); border: 1px solid var(--hairline); border-radius: 16px; padding: 18px; }
.plan.best { border: 2px solid var(--accent); }
.plan .tag { display: inline-block; font-size: 11px; font-weight: 800; letter-spacing: .06em; color: #fff; background: var(--accent); border-radius: 10px; padding: 3px 8px; margin-bottom: 8px; }
.plan .name { font-weight: 600; font-size: 16px; }
.plan .price { font-size: 28px; font-weight: 700; letter-spacing: -.02em; margin-top: 6px; }
.plan .price small { font-size: 14px; font-weight: 500; color: var(--footnote); letter-spacing: 0; }
.plan .k { margin-top: 6px; }
@media (max-width: 860px) { .plans { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .plans { grid-template-columns: 1fr; } .pricing .row { grid-template-columns: 1fr 70px 90px; font-size: 15px; } }

/* faq */
.faq { padding: 70px 0 90px; }
.faq details { border-bottom: 1px solid var(--hairline); padding: 16px 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 18px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-weight: 400; font-size: 22px; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin-top: 10px; color: var(--ink-2); max-width: 70ch; }

/* footer */
footer { border-top: 1px solid var(--hairline); padding: 36px 0 48px; color: var(--footnote); font-size: 14px; background: var(--ground); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 18px 28px; align-items: center; }
footer nav { display: flex; gap: 20px; margin-left: auto; }

/* text pages */
.page { padding: 56px 0 90px; }
.page .wrap { max-width: 760px; }
.page h1 { font-size: clamp(34px, 5vw, 52px); }
.page .lead { margin-top: 14px; }
.page h2 { font-size: 24px; margin-top: 40px; }
.page h3 { font-size: 18px; margin-top: 24px; }
.page p, .page li { color: var(--ink-2); font-size: 17px; margin-top: 12px; }
.page ul { padding-left: 20px; }
.page .card { background: var(--card); border: 1px solid var(--hairline); border-radius: 16px; padding: 20px 22px; margin-top: 18px; }
.page .card p { margin-top: 8px; }
.page .card h3 { margin-top: 0; }
.page code { background: var(--accent-tint); padding: 2px 6px; border-radius: 6px; font-size: 15px; }