/* Autana Solutions — shared design system (home page stays self-contained;
   About / Services / Contact / Blog use this file). */
:root{
  --bg:#08080a; --bg-soft:#0e0e12; --panel:#111116;
  --line:rgba(255,255,255,.09); --line-2:rgba(255,255,255,.14);
  --fg:#f4f5f4; --muted:#9498a0; --muted-2:#6c7076;
  --green:#b6ff3a; --green-dim:#8fd726; --glow:rgba(182,255,58,.55);
  --maxw:1180px; --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.65;overflow-x:hidden}
h1,h2,h3,h4{font-family:"Space Grotesk","Inter",sans-serif;line-height:1.08;letter-spacing:-.02em;font-weight:600}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--green);color:#0a0a0a}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--green-dim);font-weight:600}
.muted{color:var(--muted)}

/* aurora bg */
.bg-fx{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.42;mix-blend-mode:screen}
.blob.a{width:520px;height:520px;background:radial-gradient(circle,rgba(182,255,58,.32),transparent 65%);top:-140px;right:-90px;animation:drift1 22s var(--ease) infinite alternate}
.blob.b{width:440px;height:440px;background:radial-gradient(circle,rgba(90,180,60,.2),transparent 65%);bottom:4%;left:-120px;animation:drift2 26s var(--ease) infinite alternate}
@keyframes drift1{to{transform:translate(-70px,110px) scale(1.15)}}
@keyframes drift2{to{transform:translate(110px,-80px) scale(1.1)}}

/* floating glass nav */
header.nav{position:fixed;top:18px;left:0;right:0;z-index:50;display:flex;justify-content:center;padding:0 16px}
.nav-inner{position:relative;display:flex;align-items:center;gap:22px;padding:11px 12px 11px 20px;border-radius:999px;background:rgba(12,12,16,.72);backdrop-filter:blur(16px) saturate(140%);border:1px solid var(--line);box-shadow:0 10px 40px rgba(0,0,0,.5)}
.nav-inner::before{content:"";position:absolute;inset:-1px;border-radius:999px;padding:1px;pointer-events:none;background:conic-gradient(from var(--a,0deg),transparent 0 55%,var(--green) 72%,transparent 88%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.9;animation:spin 6s linear infinite}
@property --a{syntax:'<angle>';inherits:false;initial-value:0deg}
@keyframes spin{to{--a:360deg}}
.brand{display:flex;align-items:center;gap:9px;font-family:"Space Grotesk";font-weight:700;letter-spacing:.02em;font-size:17px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 var(--glow);animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 var(--glow)}70%{box-shadow:0 0 0 9px rgba(182,255,58,0)}100%{box-shadow:0 0 0 0 rgba(182,255,58,0)}}
.brand,.nav-links{position:relative;z-index:2}
.nav-links{display:flex;gap:20px;font-size:14px}
.nav-links a{color:var(--muted);transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--fg)}
.nav-cta{font-size:13.5px;font-weight:600;padding:9px 17px;border-radius:999px;background:var(--green);color:#0a0a0a;transition:transform .2s var(--ease),box-shadow .3s}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 22px rgba(182,255,58,.4)}
/* mobile hamburger */
.nav-burger{display:none;position:relative;z-index:2;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;padding:10px;border:0;background:transparent;cursor:pointer;margin-left:auto;-webkit-tap-highlight-color:transparent;touch-action:manipulation}
.nav-burger span{display:block;height:2px;width:100%;background:var(--fg);border-radius:2px;pointer-events:none;transition:transform .3s var(--ease),opacity .2s var(--ease)}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{position:fixed;top:82px;left:14px;right:14px;z-index:90;display:flex;flex-direction:column;padding:10px;border-radius:20px;background:rgba(12,12,16,.92);backdrop-filter:blur(18px) saturate(140%);border:1px solid var(--line-2);box-shadow:0 20px 50px rgba(0,0,0,.6);opacity:0;transform:translateY(-10px);pointer-events:none;transition:opacity .28s var(--ease),transform .28s var(--ease)}
.mobile-menu.open{opacity:1;transform:translateY(0);pointer-events:auto}
.mobile-menu a{color:var(--fg);font-size:16px;font-weight:500;padding:14px 16px;border-radius:12px;transition:background .2s}
.mobile-menu a:hover,.mobile-menu a:active,.mobile-menu a.active{background:rgba(255,255,255,.06)}
@media(max-width:720px){.nav-links{display:none}.nav-burger{display:flex}.nav-inner{gap:14px;padding:10px 10px 10px 18px}}
@media(min-width:721px){.mobile-menu{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:15.5px;padding:15px 26px;border-radius:12px;cursor:pointer;border:1px solid transparent;transition:transform .2s var(--ease),box-shadow .35s}
.btn-primary{background:var(--green);color:#0a0a0a;box-shadow:0 8px 30px rgba(182,255,58,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 44px rgba(182,255,58,.45)}
.btn-primary .arw{transition:transform .25s var(--ease)}
.btn-primary:hover .arw{transform:translateX(4px)}
.btn-ghost{background:transparent;color:var(--fg);border:1px solid var(--line-2)}
.btn-ghost:hover{border-color:var(--green);color:var(--green)}

/* page shell */
main{position:relative;z-index:2}
.page-hero{padding:170px 0 40px}
.page-hero h1{font-size:clamp(38px,6vw,68px);max-width:16ch}
.page-hero p.sub{font-size:clamp(17px,2.1vw,20px);color:#cbccce;max-width:60ch;margin-top:22px}
.sec{padding:70px 0}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* generic cards / grid */
.grid{display:grid;gap:18px}
.g2{grid-template-columns:1fr 1fr}.g3{grid-template-columns:repeat(3,1fr)}
@media(max-width:860px){.g2,.g3{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:28px;transition:border-color .3s,transform .3s}
.card:hover{border-color:rgba(182,255,58,.35);transform:translateY(-4px)}
.card h3{font-size:20px;margin-bottom:10px}
.card p{color:var(--muted);font-size:15px}

/* services offer cards */
.offer{background:linear-gradient(180deg,var(--bg-soft),var(--panel));border:1px solid var(--line);border-radius:18px;padding:30px;position:relative;overflow:hidden;transition:border-color .3s,transform .3s}
.offer:hover{border-color:rgba(182,255,58,.4);transform:translateY(-4px)}
.offer .tag{display:inline-block;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--green-dim);border:1px solid rgba(182,255,58,.28);border-radius:999px;padding:4px 11px;margin-bottom:16px}
.offer h3{font-size:21px;margin-bottom:10px}
.offer .promise{color:var(--fg);font-size:15px;margin:12px 0}
.offer .price{font-family:"Space Grotesk";font-weight:600;color:var(--green);font-size:15px;margin-top:14px}
.offer p{color:var(--muted);font-size:14.5px}

/* footer */
footer{border-top:1px solid var(--line);padding:46px 0 42px;position:relative;z-index:2;margin-top:40px}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.foot-links{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.foot-links a:hover{color:var(--green)}

/* article (blog post) */
.article{max-width:760px;margin:0 auto;padding:150px 24px 40px}
.article .kicker{color:var(--green-dim);font-size:13px;letter-spacing:.14em;text-transform:uppercase;font-weight:600}
.article h1{font-size:clamp(30px,4.6vw,50px);margin:16px 0 14px}
.article .meta{color:var(--muted-2);font-size:14px;margin-bottom:26px}
.article .hero-img{width:100%;border-radius:16px;border:1px solid var(--line);margin-bottom:30px;aspect-ratio:16/9;object-fit:cover}
.article .body{font-size:17px;color:#d7d9dc}
.article .body h2{font-size:26px;margin:34px 0 12px;color:var(--fg)}
.article .body h3{font-size:20px;margin:26px 0 10px;color:var(--fg)}
.article .body p{margin:0 0 18px}
.article .body ul,.article .body ol{margin:0 0 18px 22px}
.article .body li{margin-bottom:8px;color:var(--muted)}
.article .body a{color:var(--green);text-decoration:underline;text-underline-offset:3px}
.article .body strong{color:var(--fg)}
.tags{display:flex;gap:8px;flex-wrap:wrap;margin:30px 0}
.tags span{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 12px}
.post-cta{background:linear-gradient(180deg,var(--bg-soft),var(--panel));border:1px solid rgba(182,255,58,.3);border-radius:18px;padding:32px;text-align:center;margin:40px 0}
.post-cta h3{font-size:24px;margin-bottom:10px}

/* blog index cards */
.post-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:border-color .3s,transform .3s;display:flex;flex-direction:column}
.post-card:hover{border-color:rgba(182,255,58,.4);transform:translateY(-4px)}
.post-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.post-card .pc-body{padding:22px}
.post-card .pc-kw{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--green-dim);font-weight:600}
.post-card h3{font-size:18px;margin:8px 0}
.post-card p{color:var(--muted);font-size:14px}
.post-card .pc-date{color:var(--muted-2);font-size:12.5px;margin-top:12px}

@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}