/* PreviFlow landing page template */
:root{--bg:#fffdf8;--text:#2f2a2a;--muted:#6d6464;--brand-red:#ff170f;--card:#fff;--line:#e6ded8;--soft:#f7f2ed;--accent:#5e5555;--header-height:92px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-height) + 20px)}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
.site-header{position:sticky;top:0;z-index:1000;min-height:var(--header-height);background:rgba(255,253,248,.96);border-bottom:1px solid var(--line);box-shadow:0 8px 24px rgba(47,42,42,.08);backdrop-filter:blur(8px)}
.header-inner{max-width:1180px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.logo{display:flex;align-items:center;text-decoration:none}.logo img{height:72px;width:auto;display:block}
.main-nav{display:flex;align-items:center;gap:4px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:6px;box-shadow:0 10px 28px rgba(47,42,42,.10)}
.main-nav a{color:var(--muted);text-decoration:none;font-size:15px;font-weight:700;padding:10px 14px;border-radius:10px}.main-nav a:hover{background:var(--soft);color:var(--brand-red)}
.page{max-width:1180px;margin:0 auto;padding:68px 24px 60px}
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;margin-bottom:80px}
.badge{display:inline-block;background:var(--soft);border:1px solid var(--line);color:var(--accent);border-radius:999px;padding:8px 14px;font-size:14px;margin-bottom:20px}
h1{font-size:clamp(42px,6vw,68px);line-height:1.02;letter-spacing:-2px;margin:0 0 22px}.lead{font-size:20px;color:var(--muted);max-width:680px;margin:0 0 30px}
.actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}.button{display:inline-block;padding:13px 20px;border-radius:10px;text-decoration:none;font-weight:700;border:1px solid transparent}.button.primary{background:var(--brand-red);color:#fff}.button.secondary{color:var(--text);border-color:var(--line);background:#fff}
.hero-card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:0 18px 50px rgba(53,43,38,.08)}
.mock-chart{height:240px;display:flex;align-items:flex-end;gap:12px;border-bottom:1px solid var(--line);padding:18px 8px 0;margin-bottom:18px}.bar{flex:1;background:#d8d0cb;border-radius:8px 8px 0 0;min-height:32px}.bar.forecast{background:var(--brand-red);opacity:.9}
.metric-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.metric{background:var(--soft);border-radius:14px;padding:14px}.metric strong{display:block;font-size:22px}.metric span{font-size:13px;color:var(--muted)}
section{margin-bottom:76px}h2{font-size:34px;line-height:1.15;margin:0 0 18px;letter-spacing:-.8px}.section-intro{color:var(--muted);max-width:760px;margin-bottom:26px;font-size:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px}.card h3{margin-top:0;margin-bottom:10px;font-size:21px}.card p{margin:0;color:var(--muted)}
.steps{counter-reset:step;display:grid;gap:14px}.step{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 20px;display:grid;grid-template-columns:54px 1fr;gap:16px;align-items:start}.step:before{counter-increment:step;content:counter(step);display:grid;place-items:center;width:42px;height:42px;border-radius:50%;background:var(--brand-red);color:#fff;font-weight:700}
.privacy-band{background:#2f2a2a;color:#fff;border-radius:24px;padding:34px;display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:center}.privacy-band p{color:#ded7d2;margin:0}
.contact{background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px;display:flex;justify-content:space-between;gap:30px;align-items:center}
footer{border-top:1px solid var(--line);padding-top:24px;color:var(--muted);font-size:14px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
@media(max-width:860px){.header-inner{flex-direction:column;align-items:flex-start}.main-nav{width:100%;overflow-x:auto}.logo img{height:72px}.hero,.privacy-band,.contact{grid-template-columns:1fr;flex-direction:column;align-items:flex-start}.grid-3{grid-template-columns:1fr}}