/* WhisperCar — shared site styles */
:root{
  --ink:#0a0a0a;
  --ink-soft:#3d3d3d;
  --ink-mute:#6b6b6b;
  --paper:#ffffff;
  --paper-soft:#f5f5f4;
  --paper-line:#e6e6e3;
  --accent:#0a0a0a;
  --accent-ink:#ffffff;
  --radius:16px;
  --maxw:1080px;
  --font:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--paper);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--paper-line)}
.site-header .wrap{display:flex;align-items:center;gap:14px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;text-decoration:none;letter-spacing:-.02em}
.brand img{width:36px;height:36px;border-radius:9px}
.site-nav{margin-left:auto;display:flex;align-items:center;gap:22px}
.site-nav a{text-decoration:none;font-size:.95rem;color:var(--ink-soft)}
.site-nav a:hover{color:var(--ink)}
.site-nav .btn{padding:9px 18px;font-size:.9rem}
@media(max-width:720px){.site-nav a:not(.btn){display:none}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--accent);color:var(--accent-ink);font-weight:700;text-decoration:none;padding:15px 28px;border-radius:999px;transition:transform .15s ease,box-shadow .15s ease;box-shadow:0 2px 10px rgba(0,0,0,.18)}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.22)}
.btn.ghost{background:transparent;color:var(--ink);border:2px solid var(--ink);box-shadow:none}
.btn svg{flex:none}
.btn-sub{font-size:.78rem;font-weight:500;color:var(--ink-mute);margin-top:10px}

/* ---------- hero ---------- */
.hero{padding:72px 0 40px;background:
  radial-gradient(1200px 500px at 80% -10%,var(--paper-soft),transparent),var(--paper)}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.4rem);line-height:1.1;letter-spacing:-.03em;font-weight:900}
.hero .lede{font-size:1.18rem;color:var(--ink-soft);margin:20px 0 30px;max-width:34em}
.hero .cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-badges{display:flex;gap:18px;margin-top:26px;flex-wrap:wrap}
.hero-badges span{font-size:.85rem;color:var(--ink-mute);display:flex;align-items:center;gap:6px}
.hero-shot{position:relative;display:flex;justify-content:center}
.hero-shot .phone{max-width:290px}
@media(max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero-shot{order:-1}.hero-shot .phone{max-width:220px}}

/* phone frame */
.phone{border:10px solid var(--ink);border-radius:38px;overflow:hidden;background:var(--ink);box-shadow:0 24px 60px rgba(0,0,0,.25)}
.phone img{border-radius:26px}

/* ---------- sections ---------- */
section{padding:72px 0}
section.alt{background:var(--paper-soft)}
.kicker{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-mute);margin-bottom:12px}
h2.sec-title{font-size:clamp(1.7rem,3.4vw,2.4rem);letter-spacing:-.02em;line-height:1.15;font-weight:850;max-width:22em}
.sec-lede{color:var(--ink-soft);margin-top:14px;max-width:44em;font-size:1.05rem}

/* ---------- screenshots strip ---------- */
.shots{display:grid;grid-template-columns:repeat(6,1fr);gap:18px;margin-top:44px}
.shots figure{margin:0}
.shots .phone{border-width:6px;border-radius:26px;box-shadow:0 10px 30px rgba(0,0,0,.16)}
.shots .phone img{border-radius:18px}
.shots figcaption{font-size:.82rem;color:var(--ink-mute);text-align:center;margin-top:10px;line-height:1.4}
@media(max-width:1000px){.shots{grid-template-columns:repeat(3,1fr)}}
@media(max-width:560px){.shots{grid-template-columns:repeat(2,1fr)}}

/* ---------- how it works ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:44px}
.step{background:var(--paper);border:1px solid var(--paper-line);border-radius:var(--radius);padding:28px}
section.alt .step{background:var(--paper)}
.step .num{width:38px;height:38px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;margin-bottom:16px}
.step h3{font-size:1.12rem;margin-bottom:8px;letter-spacing:-.01em}
.step p{color:var(--ink-soft);font-size:.97rem}
@media(max-width:820px){.steps{grid-template-columns:1fr}}

/* ---------- feature grid ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.feature{border:1px solid var(--paper-line);border-radius:var(--radius);padding:26px;background:var(--paper)}
.feature h3{font-size:1.05rem;margin-bottom:8px}
.feature p{color:var(--ink-soft);font-size:.95rem}
.feature .ico{font-size:1.5rem;margin-bottom:12px;display:block}
@media(max-width:820px){.features{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.features{grid-template-columns:1fr}}

/* ---------- guides ---------- */
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:44px}
.guide-card{border:1px solid var(--paper-line);border-radius:var(--radius);padding:26px;background:var(--paper);text-decoration:none;display:flex;flex-direction:column;gap:8px;transition:transform .15s ease,box-shadow .15s ease}
.guide-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.10)}
.guide-card .tag{font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute)}
.guide-card h3{font-size:1.08rem;letter-spacing:-.01em;line-height:1.35}
.guide-card p{color:var(--ink-soft);font-size:.92rem;flex:1}
.guide-card .more{font-weight:700;font-size:.9rem}
@media(max-width:820px){.guide-grid{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin-top:40px}
.faq details{border-bottom:1px solid var(--paper-line);padding:6px 0}
.faq summary{cursor:pointer;font-weight:700;font-size:1.05rem;padding:16px 34px 16px 0;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font-size:1.5rem;font-weight:400;color:var(--ink-mute);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq .a{padding:0 0 18px;color:var(--ink-soft)}
.faq .a a{font-weight:700;color:var(--ink)}

/* ---------- big CTA ---------- */
.big-cta{background:var(--ink);color:#fff;text-align:center;border-radius:24px;padding:72px 28px;margin:0 20px}
.big-cta h2{font-size:clamp(1.8rem,3.6vw,2.6rem);letter-spacing:-.02em;font-weight:900}
.big-cta p{color:#c9c9c9;margin:16px auto 30px;max-width:38em}
.big-cta .btn{background:#fff;color:var(--ink)}
@media(min-width:1120px){.big-cta{max-width:var(--maxw);margin:0 auto}}

/* ---------- footer ---------- */
.site-footer{padding:56px 0 40px;border-top:1px solid var(--paper-line);margin-top:72px;font-size:.92rem}
.site-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
.site-footer h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-mute);margin-bottom:14px}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:9px}
.site-footer a{color:var(--ink-soft);text-decoration:none}
.site-footer a:hover{color:var(--ink)}
.site-footer .fine{color:var(--ink-mute);margin-top:36px;font-size:.82rem}
@media(max-width:720px){.site-footer .cols{grid-template-columns:1fr}}

/* ---------- guide article pages ---------- */
.article{max-width:760px;margin:0 auto;padding:56px 20px 0}
.article .crumbs{font-size:.85rem;color:var(--ink-mute);margin-bottom:22px}
.article .crumbs a{color:var(--ink-mute)}
.article h1{font-size:clamp(1.9rem,4vw,2.7rem);line-height:1.15;letter-spacing:-.025em;font-weight:900;margin-bottom:18px}
.article .byline{color:var(--ink-mute);font-size:.9rem;margin-bottom:34px}
.article h2{font-size:1.45rem;letter-spacing:-.015em;margin:44px 0 14px}
.article h3{font-size:1.12rem;margin:30px 0 10px}
.article p{margin-bottom:16px;color:var(--ink-soft)}
.article ul,.article ol{margin:0 0 18px 22px;color:var(--ink-soft)}
.article li{margin-bottom:8px}
.article strong{color:var(--ink)}
.article table{width:100%;border-collapse:collapse;margin:0 0 22px;font-size:.95rem}
.article th,.article td{border:1px solid var(--paper-line);padding:10px 12px;text-align:left;vertical-align:top}
.article th{background:var(--paper-soft)}
.article .tip{background:var(--paper-soft);border-left:4px solid var(--ink);border-radius:0 var(--radius) var(--radius) 0;padding:18px 22px;margin:26px 0}
.article .tip p:last-child{margin-bottom:0}
.app-cta{background:var(--ink);color:#fff;border-radius:var(--radius);padding:34px 30px;margin:44px 0;display:flex;gap:22px;align-items:center;flex-wrap:wrap}
.app-cta img{width:64px;height:64px;border-radius:14px;flex:none}
.app-cta .t{flex:1;min-width:220px}
.app-cta h3{margin:0 0 6px;font-size:1.15rem}
.app-cta p{color:#c9c9c9;margin:0;font-size:.93rem}
.app-cta .btn{background:#fff;color:var(--ink);flex:none}
.related{margin:56px 0 0;padding-top:28px;border-top:1px solid var(--paper-line)}
.related h2{margin-top:0}
.related ul{list-style:none;margin-left:0}
.related li{margin-bottom:10px}
.related a{font-weight:600}