/* ===========================================================
   AI First — aifirstasia.com
   Shared design system
   =========================================================== */

:root{
  --ink:#0a0e1a;
  --ink-2:#11182b;
  --panel:#141c30;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --text:#e8ecf5;
  --muted:#9aa6be;
  --muted-2:#6f7c96;
  --brand:#5b8cff;
  --brand-2:#8a6bff;
  --accent:#19d3a2;       /* growth/sales green */
  --warn:#ffcf5c;
  --white:#ffffff;
  --radius:18px;
  --radius-sm:12px;
  --container:1140px;
  --shadow:0 24px 60px -24px rgba(0,0,0,.55);
  --grad:linear-gradient(120deg,var(--brand),var(--brand-2));
  --grad-accent:linear-gradient(120deg,var(--accent),#39b6ff);
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--ink);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section.tight{padding:64px 0}
.center{text-align:center}
.muted{color:var(--muted)}
.lead{font-size:1.18rem;color:var(--muted);max-width:680px}
.center .lead{margin-left:auto;margin-right:auto}

h1,h2,h3,h4{line-height:1.15;margin:0 0 .5em;font-weight:760;letter-spacing:-.02em}
h1{font-size:clamp(2.3rem,5vw,3.7rem)}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem)}
h3{font-size:1.3rem}
p{margin:0 0 1rem}

.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.accent-text{background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Eyebrow / pills ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:650;letter-spacing:.12em;text-transform:uppercase;
  color:var(--muted);border:1px solid var(--line);border-radius:999px;
  padding:7px 14px;background:rgba(255,255,255,.03);margin-bottom:22px
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(25,211,162,.18)}
.pill{display:inline-block;font-size:.74rem;font-weight:650;letter-spacing:.04em;
  padding:5px 11px;border-radius:999px;border:1px solid var(--line);color:var(--muted);background:rgba(255,255,255,.03)}
.pill.green{color:#7af2cf;border-color:rgba(25,211,162,.35);background:rgba(25,211,162,.08)}
.pill.blue{color:#a9c4ff;border-color:rgba(91,140,255,.35);background:rgba(91,140,255,.08)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;cursor:pointer;
  font-weight:650;font-size:.98rem;border-radius:12px;padding:13px 22px;
  border:1px solid transparent;transition:.18s ease;white-space:nowrap
}
.btn.primary{background:var(--grad);color:#fff;box-shadow:0 12px 30px -12px rgba(91,140,255,.7)}
.btn.primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -12px rgba(91,140,255,.85)}
.btn.ghost{background:rgba(255,255,255,.04);border-color:var(--line-strong);color:var(--text)}
.btn.ghost:hover{background:rgba(255,255,255,.09);transform:translateY(-2px)}
.btn.accent{background:var(--grad-accent);color:#04221b;box-shadow:0 12px 30px -12px rgba(25,211,162,.7)}
.btn.accent:hover{transform:translateY(-2px)}
.btn.lg{padding:16px 28px;font-size:1.05rem}
.btn.block{display:flex;width:100%;justify-content:center}

/* ---------- Nav ---------- */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(10,14,26,.72);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;letter-spacing:-.02em;font-size:1.12rem}
.brand .logo{width:30px;height:30px;border-radius:9px;background:var(--grad);display:grid;place-items:center;
  font-weight:800;color:#fff;font-size:.95rem;box-shadow:0 6px 16px -6px rgba(138,107,255,.8)}
.brand small{display:block;font-size:.6rem;font-weight:600;letter-spacing:.16em;color:var(--muted-2);text-transform:uppercase;margin-top:-2px}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font-size:.94rem;color:var(--muted);font-weight:550;transition:.15s}
.nav-links a:hover{color:var(--text)}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;background:none;border:1px solid var(--line-strong);border-radius:10px;color:#fff;padding:8px 11px;cursor:pointer;font-size:1.1rem}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:84px 0 64px}
.hero::before{content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(60% 60% at 78% 8%,rgba(138,107,255,.22),transparent 60%),
    radial-gradient(50% 50% at 12% 18%,rgba(91,140,255,.18),transparent 60%),
    radial-gradient(40% 60% at 60% 100%,rgba(25,211,162,.12),transparent 60%)}
.hero .container{position:relative;z-index:1}
.hero h1{max-width:14ch}
.hero .lead{font-size:1.25rem;max-width:620px;margin-top:18px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-note{margin-top:18px;font-size:.9rem;color:var(--muted-2);display:flex;gap:18px;flex-wrap:wrap}
.hero-note span{display:inline-flex;align-items:center;gap:7px}
.tick{color:var(--accent);font-weight:800}

/* ---------- Grid helpers ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

/* ---------- Cards ---------- */
.card{background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.015));
  border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.2s}
.card:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow)}
.card .ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-size:1.3rem;
  background:rgba(91,140,255,.12);border:1px solid rgba(91,140,255,.25);margin-bottom:16px}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);font-size:.97rem;margin:0}
.card .more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-weight:600;font-size:.92rem;color:#a9c4ff}
.card.feature{padding:30px}
.card.outline{background:none}

/* numbered step */
.step .num{font-weight:800;font-size:1.05rem;width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:var(--grad);color:#fff;margin-bottom:14px}

/* ---------- Stat band ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat .n{font-size:2.4rem;font-weight:800;letter-spacing:-.03em;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .l{color:var(--muted);font-size:.9rem}

/* ---------- Split feature ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.split.rev .visual{order:-1}
.checklist{list-style:none;padding:0;margin:18px 0 0}
.checklist li{position:relative;padding:9px 0 9px 28px;color:var(--text);font-size:1rem;line-height:1.55}
.checklist li::before{content:"✓";position:absolute;left:0;top:9px;color:var(--accent);font-weight:800}

/* visual mock panel */
.mock{background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.01));
  border:1px solid var(--line-strong);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.mock-bar{display:flex;gap:7px;margin-bottom:16px}
.mock-bar i{width:11px;height:11px;border-radius:50%;background:#36405a;display:inline-block}
.mock-row{display:flex;align-items:center;gap:12px;padding:11px 13px;border:1px solid var(--line);border-radius:11px;margin-bottom:10px;background:rgba(255,255,255,.02)}
.mock-row .thumb{width:46px;height:30px;border-radius:6px;background:var(--grad);flex:none}
.mock-row .meta{flex:1}
.mock-row .meta b{display:block;font-size:.86rem}
.mock-row .meta span{font-size:.74rem;color:var(--muted-2)}
.mock-row .tag{font-size:.7rem;color:#7af2cf;font-weight:700}

/* ---------- Pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.price{display:flex;flex-direction:column;background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.01));
  border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.price.featured{border-color:rgba(91,140,255,.55);box-shadow:0 30px 70px -30px rgba(91,140,255,.5);position:relative}
.price.featured::after{content:"Most popular";position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:var(--grad);color:#fff;font-size:.72rem;font-weight:700;padding:5px 12px;border-radius:999px}
.price h3{margin-bottom:4px}
.price .amt{font-size:2.3rem;font-weight:800;letter-spacing:-.03em;margin:10px 0 2px}
.price .amt small{font-size:.92rem;font-weight:500;color:var(--muted)}
.price .desc{color:var(--muted);font-size:.92rem;min-height:42px}
.price ul{list-style:none;padding:0;margin:18px 0 24px}
.price ul li{padding:8px 0;border-top:1px solid var(--line);font-size:.93rem;display:flex;gap:10px}
.price ul li::before{content:"✓";color:var(--accent);font-weight:800}
.price .btn{margin-top:auto}

/* ---------- FAQ ---------- */
.faq details{border:1px solid var(--line);border-radius:14px;padding:6px 20px;margin-bottom:12px;background:rgba(255,255,255,.02)}
.faq summary{cursor:pointer;list-style:none;padding:14px 0;font-weight:620;font-size:1.04rem;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-size:1.4rem;font-weight:400;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--muted);padding:0 0 16px;margin:0}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:26px;padding:60px;text-align:center;
  background:linear-gradient(120deg,rgba(91,140,255,.16),rgba(138,107,255,.16));border:1px solid var(--line-strong)}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(50% 80% at 50% 0%,rgba(25,211,162,.15),transparent 60%)}
.cta-band>*{position:relative}

/* ---------- Section heading ---------- */
.sec-head{max-width:720px;margin:0 auto 50px}
.sec-head.left{margin-left:0}

/* ---------- Steps row ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}

/* ---------- Logo strip / tools ---------- */
.toolstrip{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.toolchip{border:1px solid var(--line);border-radius:11px;padding:10px 16px;font-weight:600;font-size:.9rem;color:var(--muted);background:rgba(255,255,255,.02)}

/* ---------- Note / callout ---------- */
.callout{border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:12px;
  padding:18px 20px;background:rgba(25,211,162,.05);color:var(--muted);font-size:.95rem}
.callout b{color:var(--text)}

/* ---------- Forms ---------- */
.form{display:grid;gap:14px;max-width:520px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form label{font-size:.85rem;color:var(--muted);font-weight:600;display:block;margin-bottom:6px}
.form input,.form textarea,.form select{width:100%;background:rgba(255,255,255,.03);border:1px solid var(--line-strong);
  border-radius:11px;padding:13px 14px;color:var(--text);font-family:inherit;font-size:.96rem}
.form input:focus,.form textarea:focus,.form select:focus{outline:none;border-color:var(--brand);background:rgba(91,140,255,.06)}
.form textarea{min-height:120px;resize:vertical}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--line);padding:60px 0 36px;margin-top:40px;background:var(--ink-2)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer h5{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);margin:0 0 16px}
.footer a{display:block;color:var(--muted);font-size:.92rem;padding:5px 0;transition:.15s}
.footer a:hover{color:var(--text)}
.footer .brand{margin-bottom:14px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px;
  margin-top:44px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted-2);font-size:.85rem}

/* ---------- Breadcrumb / page hero ---------- */
.page-hero{padding:64px 0 10px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 70% at 80% 0%,rgba(138,107,255,.16),transparent 60%)}
.page-hero .container{position:relative}
.crumb{font-size:.85rem;color:var(--muted-2);margin-bottom:18px}
.crumb a:hover{color:var(--text)}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .nav-links{display:none}
  .nav-toggle{display:inline-block}
  .nav-links.open{display:flex;position:absolute;top:68px;left:0;right:0;flex-direction:column;gap:0;
    background:var(--ink-2);border-bottom:1px solid var(--line);padding:8px 24px 18px}
  .nav-links.open a{padding:13px 0;border-bottom:1px solid var(--line);width:100%}
  .g3,.g4,.price-grid,.stats,.timeline,.footer-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .split.rev .visual{order:0}
  .section{padding:64px 0}
}
@media(max-width:560px){
  .g2,.g3,.g4,.price-grid,.stats,.timeline,.footer-grid,.form .row{grid-template-columns:1fr}
  .hero{padding:54px 0 40px}
  .cta-band{padding:40px 22px}
  .nav-cta .btn.ghost{display:none}
}