:root {
  --bg: #0f1115; --bg-2: #181c24; --surface: #1a1d24; --surface-2: #252932;
  --border: #2d323d; --text: #f1f3f5; --text-dim: #9aa3af; --accent: #ff3a8c;
  --accent-2: #b91c5c; --pro: #ffb648; --success: #2ecc71; --danger: #ef4444;
  --radius: 12px; --maxw: 980px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif; line-height: 1.5; -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; } a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

header.site { position: sticky; top: 0; z-index: 50; background: rgba(15,17,21,.85); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.nav { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; letter-spacing: -.2px; }
.logo { width: 32px; height: 32px; border-radius: 7px; background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: white; display: grid; place-items: center; font-weight: 700; font-size: 13px; }
.nav-links { display: flex; gap: 22px; align-items: center; font-size: 14px; }
.nav-links a { color: var(--text-dim); }
.nav-links a:hover { color: var(--text); text-decoration: none; }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px; border-radius: 8px; font-weight: 600; font-size: 14px; cursor: pointer; border: none; text-decoration: none; transition: transform .1s ease, background .15s ease; }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: white; }
.btn-primary:hover { transform: translateY(-1px); text-decoration: none; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { background: var(--surface); text-decoration: none; }
.btn-pro { background: linear-gradient(135deg, var(--pro), #f59e0b); color: #1a1d24; }

footer.site { padding: 36px 0; border-top: 1px solid var(--border); color: var(--text-dim); font-size: 13px; }
footer.site .foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
footer.site a { color: var(--text-dim); margin-left: 16px; }
footer.site a:hover { color: var(--text); text-decoration: none; }

h1 { font-size: clamp(34px, 5.5vw, 54px); line-height: 1.05; letter-spacing: -1.5px; font-weight: 800; }
h1 em { font-style: normal; background: linear-gradient(135deg, var(--accent), var(--pro)); -webkit-background-clip: text; background-clip: text; color: transparent; }
h2 { font-size: clamp(26px, 3.5vw, 36px); font-weight: 800; letter-spacing: -.6px; margin-bottom: 12px; }
h3 { font-size: 18px; font-weight: 700; margin: 20px 0 10px; }
p { color: var(--text-dim); margin-bottom: 14px; max-width: 720px; }
p.lead { color: var(--text-dim); font-size: 18px; max-width: 620px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.eyebrow { color: var(--accent); font-size: 13px; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase; margin-bottom: 14px; }

.field { display: block; margin-bottom: 14px; }
.field label { display: block; font-size: 11px; color: var(--text-dim); font-weight: 600; text-transform: uppercase; letter-spacing: .6px; margin-bottom: 6px; }
.field input { width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; color: var(--text); font-size: 15px; outline: none; font-family: inherit; }
.field input:focus { border-color: var(--accent); }

.alert { background: rgba(46, 204, 113, .08); border: 1px solid rgba(46, 204, 113, .3); color: var(--success); border-radius: 8px; padding: 10px 14px; font-size: 13px; margin-bottom: 16px; }
.alert.error { background: rgba(239, 68, 68, .08); border-color: rgba(239, 68, 68, .3); color: var(--danger); }