:root{
  --bg:#0d0f14; --fg:#e8ecf1; --muted:#a6b0bf; --accent:#7dd3fc; --brand:#60a5fa; --brand-2:#a78bfa;
  --card:#121621; --alt:#0f1320; --shadow:0 10px 30px rgba(0,0,0,.35);
  --radius:18px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,'Noto Sans',sans-serif;background:linear-gradient(180deg,var(--bg),#0a0c10);color:var(--fg);line-height:1.6}
img{max-width:100%;display:block}
a{color:var(--accent)}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.visually-hidden{position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px,1px,1px,1px)}
.small{font-size:.9rem}.muted{color:var(--muted)}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}
.badge{background:linear-gradient(90deg,var(--brand),var(--brand-2));color:white;border-radius:999px;padding:.25rem .6rem;margin-right:.4rem}

.site-header{position:sticky;top:0;z-index:50;background:rgba(13,15,20,.8);backdrop-filter:saturate(140%) blur(10px);border-bottom:1px solid rgba(255,255,255,.06)}
.site-header .container{display:flex;align-items:center;gap:20px}
.brand img{height:42px}
.main-nav ul{display:flex;gap:18px;list-style:none;padding:10px 0;margin:0}
.main-nav a{display:block;padding:10px 12px;border-radius:12px;text-decoration:none;color:var(--fg)}
.main-nav a:hover{background:rgba(255,255,255,.06)}

.hero{padding:64px 0;background:radial-gradient(1200px 300px at 50% -40%, rgba(96,165,250,.25), transparent 60%)}
.hero-inner{display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:30px}
.hero h1{font-size:3rem;line-height:1.1;margin:0 0 12px}
.tagline{font-size:1.1rem;color:var(--muted)}
.cta{display:flex;gap:12px;margin-top:18px}
.btn{display:inline-block;padding:.75rem 1rem;border-radius:14px;border:1px solid rgba(255,255,255,.15);text-decoration:none;color:var(--fg);box-shadow:var(--shadow)}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(90deg,var(--brand),var(--brand-2));border:none}
.btn-ghost{background:transparent}

.section{padding:56px 0}
.section.alt{background:linear-gradient(180deg,var(--alt),transparent)}
.section h2{font-size:2rem;margin:0 0 12px}
.section h3{margin:10px 0 8px}
.accent{color:var(--accent)}

.grid{display:grid;gap:18px}
.cards{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.grid.cols-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{background:var(--card);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow)}

.inline-form{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.inline-form input{flex:1;min-width:220px;padding:.75rem 1rem;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:#0b0e13;color:var(--fg)}
.inline-form button{white-space:nowrap}

.site-footer{border-top:1px solid rgba(255,255,255,.06);padding:28px 0;margin-top:40px}

/* Floating contact widget */
.fab{position:fixed;right:20px;bottom:20px;width:58px;height:58px;border-radius:50%;border:none;background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#fff;font-size:24px;cursor:pointer;box-shadow:var(--shadow);z-index:60}
.chat{position:fixed;right:20px;bottom:90px;width:340px;max-width:calc(100% - 40px);background:var(--card);border:1px solid rgba(255,255,255,.08);border-radius:18px;box-shadow:var(--shadow);display:none;z-index:70}
.chat.open{display:block}
.chat-header{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;border-bottom:1px solid rgba(255,255,255,.06)}
.chat-close{background:none;border:none;color:var(--fg);font-size:20px;cursor:pointer}
.chat-body{padding:12px 14px}
#contact-form input,#contact-form textarea{width:100%;padding:.75rem 1rem;border-radius:12px;border:1px solid rgba(255,255,255,.12);background:#0b0e13;color:var(--fg);margin-bottom:10px}
#contact-form .btn-block{width:100%}
.msg-row{position:relative;display:flex;gap:8px;align-items:flex-start}
.msg-row textarea{flex:1;resize:vertical}
.emoji-btn{background:#0b0e13;border:1px solid rgba(255,255,255,.12);border-radius:10px;padding:.5rem .6rem;cursor:pointer}
.emoji-panel{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;background:#0b0e13;border:1px solid rgba(255,255,255,.12);border-radius:12px;padding:8px;margin-bottom:10px}
.emoji-panel .emoji{font-size:20px;background:transparent;border:none;cursor:pointer;padding:.4rem;border-radius:8px}
.emoji-panel .emoji:hover{background:rgba(255,255,255,.08)}

.noscript{padding:8px 12px;background:#201a1a;border-left:3px solid #b45309}
@media (max-width: 860px){.hero-inner{{grid-template-columns:1fr}}}

.section { padding: 4rem 0; }
.container { max-width: 960px; margin: auto; }
h1, h2 { color: #222; }
a { color: #5b3be0; text-decoration: none; }
a:hover { text-decoration: underline; }