/* VaEmail — site vitrine. Design system autonome. */
:root{
  --brand:#0b996e; --brand-d:#0a7a58; --brand-ink:#075640; --brand-weak:#e7f5f0;
  --ink:#0f1f17; --body:#3d4a44; --muted:#6b7a73; --line:#e5ebe8; --bg:#ffffff; --bg-soft:#f5f9f7;
  --amber:#d97706; --radius:14px; --maxw:1140px;
  --shadow:0 1px 3px rgba(11,45,32,.06), 0 8px 30px rgba(11,45,32,.05);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--body);background:var(--bg);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{color:var(--ink);line-height:1.15;margin:0 0 .5em;letter-spacing:-.02em;font-weight:750}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.6rem,3.5vw,2.4rem)}
h3{font-size:1.2rem}
p{margin:0 0 1em}
a{color:var(--brand-d);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand-d);background:var(--brand-weak);padding:6px 12px;border-radius:999px;margin-bottom:18px}
.lead{font-size:1.2rem;color:var(--body)}
.muted{color:var(--muted)}
.center{text-align:center}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 24px;border-radius:11px;font-weight:650;font-size:1rem;cursor:pointer;border:0;transition:transform .08s ease, background .15s, box-shadow .15s;text-decoration:none}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(11,153,110,.28)}
.btn-primary:hover{background:var(--brand-d)}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-d)}
.btn-lg{padding:16px 30px;font-size:1.05rem}
.btn-white{background:#fff;color:var(--brand-ink)}

/* Header */
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.25rem;color:var(--ink);letter-spacing:-.03em}
.logo:hover{text-decoration:none}
.logo .mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-d));display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(11,153,110,.35)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{color:var(--body);font-weight:550;font-size:.98rem}
.nav-links a:hover{color:var(--ink);text-decoration:none}
.nav-cta{display:flex;align-items:center;gap:12px}
@media(max-width:860px){.nav-links{display:none}}

/* Hero */
.hero{position:relative;padding:80px 0 70px;background:radial-gradient(1100px 480px at 70% -8%, var(--brand-weak), transparent), var(--bg);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1 span{color:var(--brand-d)}
.hero .lead{max-width:520px;margin-bottom:28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.hero-note{font-size:.92rem;color:var(--muted);display:flex;align-items:center;gap:8px}
.hero-visual{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:20px;transform:rotate(.4deg)}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr;gap:36px}.hero-visual{order:-1}}

/* Trust bar */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-soft)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:30px 0}
.stat .n{font-size:2rem;font-weight:800;color:var(--ink);letter-spacing:-.02em}
.stat .l{color:var(--muted);font-size:.95rem}
@media(max-width:720px){.trust-grid{grid-template-columns:repeat(2,1fr);gap:26px}}

/* Sections */
section{padding:72px 0}
.section-head{max-width:680px;margin:0 auto 48px;text-align:center}
.section-head p{font-size:1.12rem;color:var(--body)}

/* Feature cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:transform .12s, box-shadow .12s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.card .ico{width:46px;height:46px;border-radius:11px;background:var(--brand-weak);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px}
.card h3{margin-bottom:8px}
.card p{margin:0;font-size:.98rem;color:var(--body)}
@media(max-width:900px){.cards{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.cards{grid-template-columns:1fr}}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
.step{position:relative;padding:28px;background:var(--bg-soft);border-radius:var(--radius);border:1px solid var(--line)}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-16px;left:24px;width:36px;height:36px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(11,153,110,.3)}
@media(max-width:820px){.steps{grid-template-columns:1fr}}

/* Split / why */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split.soft{background:var(--bg-soft);border-radius:24px;padding:48px;border:1px solid var(--line)}
.checklist{list-style:none;padding:0;margin:18px 0 0}
.checklist li{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px}
.checklist li b{color:var(--ink)}
.check{flex:none;width:24px;height:24px;border-radius:50%;background:var(--brand-weak);color:var(--brand-d);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;margin-top:2px}
@media(max-width:820px){.split{grid-template-columns:1fr;gap:30px}.split.soft{padding:32px}}

/* Pricing */
.prices{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:flex;flex-direction:column}
.price.pop{border-color:var(--brand);box-shadow:0 10px 40px rgba(11,153,110,.14);position:relative}
.price.pop .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:.75rem;font-weight:700;padding:5px 14px;border-radius:999px;text-transform:uppercase;letter-spacing:.05em}
.price .amt{font-size:2.4rem;font-weight:800;color:var(--ink);margin:10px 0 2px}
.price .amt small{font-size:1rem;font-weight:600;color:var(--muted)}
.price ul{list-style:none;padding:0;margin:18px 0 24px;flex:1}
.price ul li{padding:8px 0;border-bottom:1px solid var(--line);font-size:.96rem}
@media(max-width:820px){.prices{grid-template-columns:1fr}}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--brand),var(--brand-d));border-radius:24px;padding:56px;text-align:center;color:#fff}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.9);max-width:560px;margin:0 auto 26px;font-size:1.12rem}

/* Blog cards */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .12s, box-shadow .12s}
.post:hover{transform:translateY(-3px);box-shadow:var(--shadow);text-decoration:none}
.post .cover{height:150px;background:linear-gradient(135deg,var(--brand-weak),#d4ede4);display:flex;align-items:center;justify-content:center;font-size:44px}
.post .body{padding:22px}
.post .cat{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--brand-d)}
.post h3{margin:8px 0;color:var(--ink);font-size:1.12rem}
.post p{color:var(--body);font-size:.95rem;margin:0}
@media(max-width:900px){.posts{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.posts{grid-template-columns:1fr}}

/* Article */
.article{max-width:760px;margin:0 auto;padding:60px 24px}
.article .meta{color:var(--muted);font-size:.92rem;margin-bottom:14px}
.article h1{margin-bottom:18px}
.article h2{margin-top:1.6em;font-size:1.6rem}
.article h3{margin-top:1.4em}
.article p,.article li{font-size:1.08rem;color:#33403a}
.article ul,.article ol{padding-left:1.2em}
.article blockquote{margin:1.4em 0;padding:14px 22px;border-left:4px solid var(--brand);background:var(--bg-soft);border-radius:0 10px 10px 0;color:var(--ink);font-style:italic}
.article .callout{background:var(--brand-weak);border-radius:12px;padding:18px 22px;margin:1.6em 0;color:var(--brand-ink)}
.article code{background:var(--bg-soft);border:1px solid var(--line);border-radius:6px;padding:2px 7px;font-size:.9em;font-family:Menlo,Consolas,monospace}
.backlink{display:inline-flex;gap:8px;align-items:center;font-weight:600;margin-bottom:24px}

/* Footer */
footer{background:var(--ink);color:#c8d3ce;padding:56px 0 30px;margin-top:20px}
footer a{color:#c8d3ce}
footer a:hover{color:#fff}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px}
.foot-brand .logo{color:#fff}
.foot-brand p{color:#95a49d;font-size:.95rem;max-width:280px}
.foot-col h4{color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px}
.foot-col a{display:block;padding:5px 0;font-size:.95rem}
.foot-bottom{border-top:1px solid #23352d;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.88rem;color:#8fa199}
@media(max-width:820px){.foot-grid{grid-template-columns:1fr 1fr}}