:root {
  --bg: #07090f;
  --bg2: #0d1322;
  --panel: #121a2c;
  --panel2: #182240;
  --panel3: #0f172a;
  --line: #243057;
  --line2: #2c3a64;
  --txt: #e6ecf7;
  --muted: #93a0c2;
  --muted2: #6b7798;
  --brand: #6c8cff;
  --brand2: #9b6cff;
  --brand3: #ff7eb6;
  --ok: #2fd27a;
  --warn: #ffb020;
  --err: #ff5d6c;
  --radius: 16px;
  --shadow: 0 18px 50px rgba(0,0,0,.45);
  --shadow2: 0 6px 22px rgba(108,140,255,.15);
  --grad: linear-gradient(135deg, #6c8cff 0%, #9b6cff 50%, #ff7eb6 100%);
  --grad2: linear-gradient(135deg, #6c8cff 0%, #9b6cff 100%);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(155,108,255,.18) 0%, transparent 60%),
    radial-gradient(700px 500px at -10% 10%, rgba(108,140,255,.18) 0%, transparent 60%),
    radial-gradient(800px 600px at 50% 100%, rgba(255,126,182,.10) 0%, transparent 60%),
    var(--bg);
  background-attachment: fixed;
  color: var(--txt);
  font-size: 15px;
  line-height: 1.55;
  min-height: 100vh;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: none; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 18px 18px 60px; }

/* ===== nav ===== */
.nav {
  display:flex; align-items:center; justify-content:space-between; gap:14px;
  padding: 14px 0; margin-bottom: 28px;
}
.brand { display:flex; align-items:center; gap:10px; font-weight:800; font-size:18px; letter-spacing:-.3px; }
.brand-mark {
  width:32px; height:32px; border-radius:8px;
  background: var(--grad);
  display:flex; align-items:center; justify-content:center;
  font-weight:900; color:#fff; font-size:14px;
  box-shadow: var(--shadow2);
}
.nav-links { display:flex; gap:6px; align-items:center; }
.nav-links a { color: var(--muted); padding: 8px 14px; border-radius: 8px; font-weight: 600; font-size: 14px; }
.nav-links a:hover { color: var(--txt); background: rgba(255,255,255,.05); text-decoration: none; }
.nav-links .btn { color: #fff; }
.nav-cta { display:flex; gap:8px; align-items:center; }
@media (max-width: 720px) { .nav-links { display: none; } }

/* ===== buttons ===== */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  background: var(--grad2); color:#fff; border:0; border-radius: 10px;
  padding: 11px 18px; font-weight: 600; font-size: 14px; cursor: pointer; transition: .15s;
  white-space: nowrap; font-family: inherit;
}
.btn:hover { filter: brightness(1.1); transform: translateY(-1px); text-decoration: none; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.btn.ghost { background: rgba(255,255,255,.05); color: var(--txt); border: 1px solid var(--line); }
.btn.ghost:hover { background: rgba(255,255,255,.08); }
.btn.sm { padding: 7px 12px; font-size: 13px; }
.btn.lg { padding: 14px 24px; font-size: 16px; border-radius: 12px; }
.btn.ok { background: linear-gradient(135deg, #2fd27a, #25b8a0); }
.btn.danger { background: linear-gradient(135deg, #ff5d6c, #ff8a5d); }

/* ===== forms ===== */
input, select, textarea {
  width:100%; background: var(--panel3); color: var(--txt);
  border: 1px solid var(--line); border-radius: 10px; padding: 11px 14px;
  font-size: 14px; font-family: inherit; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 3px rgba(108,140,255,.15); }
label { display:block; font-size: 12.5px; color: var(--muted); margin: 14px 0 6px; font-weight: 600; letter-spacing: .2px; }
.row { display:flex; gap:12px; flex-wrap:wrap; }
.row > * { flex:1; min-width:140px; }

/* ===== common ===== */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.muted { color: var(--muted); }
.muted2 { color: var(--muted2); }
.small { font-size: 12.5px; }
.center { text-align: center; }
.hidden { display: none !important; }
.scanline { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
.code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px;
  background: var(--panel3); border: 1px solid var(--line); border-radius: 8px;
  padding: 10px 12px; word-break: break-all;
}
.badge {
  display:inline-flex; align-items:center; gap:4px;
  padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700;
  letter-spacing: .2px;
}
.badge.ok { background: rgba(47,210,122,.15); color: var(--ok); border: 1px solid rgba(47,210,122,.3); }
.badge.warn { background: rgba(255,176,32,.15); color: var(--warn); border: 1px solid rgba(255,176,32,.3); }
.badge.err { background: rgba(255,93,108,.15); color: var(--err); border: 1px solid rgba(255,93,108,.3); }
.badge.mut { background: rgba(139,151,179,.15); color: var(--muted); border: 1px solid rgba(139,151,179,.3); }
.badge.pop { background: var(--grad); color:#fff; border:0; }
.badge.tier-hemat { background: rgba(47,210,122,.15); color: var(--ok); border: 1px solid rgba(47,210,122,.3); }
.badge.tier-standar { background: rgba(108,140,255,.15); color: var(--brand); border: 1px solid rgba(108,140,255,.3); }
.badge.tier-premium { background: var(--grad); color:#fff; border:0; }

/* ===== toast ===== */
.toast {
  position: fixed; left: 50%; bottom: 22px; transform: translateX(-50%) translateY(20px);
  background: var(--panel2); border: 1px solid var(--line2); color: var(--txt);
  padding: 11px 18px; border-radius: 10px; box-shadow: var(--shadow); opacity: 0;
  transition: .25s; z-index: 999; max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.err { border-color: var(--err); }
.toast.ok { border-color: var(--ok); }

/* ===== HERO ===== */
.hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: 36px; align-items: center; padding: 24px 0 40px; }
@media (max-width: 880px) { .hero { grid-template-columns: 1fr; gap: 22px; padding: 12px 0 26px; } }
.hero-eyebrow {
  display:inline-flex; align-items:center; gap:8px;
  background: rgba(108,140,255,.10); border: 1px solid rgba(108,140,255,.3);
  padding: 6px 12px; border-radius: 999px; font-size: 12.5px; font-weight: 600;
  color: var(--brand);
}
.hero-eyebrow .dot { width:6px; height:6px; border-radius:50%; background: var(--ok); box-shadow: 0 0 0 4px rgba(47,210,122,.2); }
.hero h1 {
  font-size: clamp(34px, 5.6vw, 56px); line-height: 1.05; letter-spacing: -1.4px;
  margin: 16px 0 14px; font-weight: 800;
}
.hero h1 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { font-size: 17px; color: var(--muted); margin: 0 0 22px; max-width: 540px; }
.hero-cta { display:flex; gap:10px; flex-wrap: wrap; }
.hero-meta { display:flex; gap: 18px; flex-wrap: wrap; margin-top: 26px; color: var(--muted2); font-size: 13px; }
.hero-meta b { color: var(--txt); }

/* terminal */
.terminal {
  background: linear-gradient(180deg, #0a0f1d 0%, #0c1224 100%);
  border: 1px solid var(--line2); border-radius: 14px;
  overflow: hidden; box-shadow: var(--shadow);
}
.terminal-bar {
  display:flex; align-items:center; gap:8px; padding: 10px 14px;
  border-bottom: 1px solid var(--line); background: rgba(255,255,255,.02);
  font-size: 12px; color: var(--muted);
}
.terminal-bar .dots { display:flex; gap:5px; }
.terminal-bar .dots span { width:10px; height:10px; border-radius:50%; }
.terminal-bar .dots span:nth-child(1) { background: #ff5f57; }
.terminal-bar .dots span:nth-child(2) { background: #febc2e; }
.terminal-bar .dots span:nth-child(3) { background: #28c840; }
.terminal-bar .label { margin-left: 8px; }
.terminal-bar .copy-btn { margin-left:auto; }
.terminal pre {
  margin: 0; padding: 18px 20px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13.5px; line-height: 1.65;
  color: #cbd5ec;
  white-space: pre;
  overflow-x: auto;
}
.tok-key { color: #ffb3d0; }
.tok-str { color: #b5e8a3; }
.tok-cmd { color: #88c8ff; font-weight: 600; }
.tok-com { color: #6b7798; font-style: italic; }
.tok-url { color: #ffd28e; }

/* ===== features ===== */
.features { display:grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 36px; }
@media (max-width: 880px) { .features { grid-template-columns: repeat(2,1fr); } }
.feat {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 18px;
}
.feat .ico {
  width: 38px; height: 38px; border-radius: 10px;
  display:flex; align-items:center; justify-content:center;
  background: rgba(108,140,255,.12); color: var(--brand);
  margin-bottom: 10px; font-size: 18px;
}
.feat h3 { margin: 0 0 4px; font-size: 15px; }
.feat p { margin: 0; color: var(--muted); font-size: 13.5px; }

/* ===== section heading ===== */
.sec-head { text-align:center; margin: 60px 0 22px; }
.sec-head h2 { font-size: clamp(24px, 3.4vw, 34px); margin: 0 0 6px; letter-spacing:-.6px; }
.sec-head p { color: var(--muted); margin: 0; }

/* ===== packages ===== */
.packages { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.pkg {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; position:relative;
  display:flex; flex-direction:column; gap:8px;
  transition: .2s;
}
.pkg:hover { transform: translateY(-2px); border-color: var(--line2); }
.pkg.popular {
  border: 1px solid transparent;
  background:
    linear-gradient(var(--panel), var(--panel)) padding-box,
    var(--grad) border-box;
  box-shadow: var(--shadow2);
}
.pkg .pop-badge { position:absolute; top:-12px; left:50%; transform: translateX(-50%); }
.pkg .pkg-name { font-weight:700; font-size: 15.5px; display:flex; align-items:center; gap:6px; }
.pkg .credits { color: var(--muted); font-size: 13px; }
.pkg .credits b { color: var(--txt); font-size: 18px; font-weight: 800; }
.pkg .price { font-size: 30px; font-weight: 800; letter-spacing: -.8px; }
.pkg .price small { font-size: 14px; color: var(--muted); font-weight: 500; }
.pkg ul { list-style: none; padding: 0; margin: 6px 0 14px; color: var(--muted); font-size: 13.5px; }
.pkg ul li { padding: 4px 0; padding-left: 22px; position: relative; }
.pkg ul li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 800; }
.pkg .pick-btn { margin-top: auto; }

/* ===== leaderboard ===== */
.lb-wrap { display:grid; grid-template-columns: 2fr 1fr; gap: 16px; align-items:start; }
@media (max-width: 880px) { .lb-wrap { grid-template-columns: 1fr; } }
.lb-card { background: var(--panel); border:1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.lb-row { display:flex; align-items:center; gap:10px; padding: 9px 0; border-bottom: 1px dashed var(--line); }
.lb-row:last-child { border-bottom: 0; }
.lb-row .rank { width:24px; font-weight:800; color: var(--muted); }
.lb-row .name { flex:1; font-weight: 600; }
.lb-row .meta { color: var(--muted); font-size: 12px; }
.lb-row .credits { font-weight:800; color: var(--brand); font-size: 13.5px; }
.lb-row.top1 .rank { color: var(--brand); }
.lb-row.top2 .rank { color: var(--brand2); }
.lb-row.top3 .rank { color: var(--brand3); }

/* ===== model catalog ===== */
.tabs {
  display:flex; gap:6px; padding:6px; background: var(--panel);
  border:1px solid var(--line); border-radius: 12px; margin-bottom: 14px; width: max-content;
  margin-left: auto; margin-right: auto;
}
.tabs button {
  background: transparent; color: var(--muted); border: 0; padding: 8px 14px;
  border-radius: 8px; cursor: pointer; font-weight: 600; font-size: 13px;
}
.tabs button:hover { color: var(--txt); }
.tabs button.active { background: var(--panel2); color: var(--txt); }
.model-grid { display:grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.model {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px;
}
.model .name { font-weight: 700; font-size: 14px; word-break: break-word; }
.model .provider { color: var(--muted); font-size: 12px; margin-top: 2px; }
.model .rate { display:flex; align-items:center; gap:6px; margin-top: 10px; }

/* ===== FAQ ===== */
.faq { display:flex; flex-direction: column; gap: 10px; max-width: 820px; margin: 0 auto; }
.faq details {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 18px; cursor: pointer;
}
.faq summary { font-weight: 700; font-size: 15px; list-style: none; display:flex; justify-content:space-between; align-items:center; }
.faq summary::after { content: "+"; font-size: 20px; color: var(--muted); transition: .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq summary::-webkit-details-marker { display:none; }
.faq .body { color: var(--muted); margin-top: 10px; font-size: 14px; }

/* ===== quickstart ===== */
.qs-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 880px) { .qs-wrap { grid-template-columns: 1fr; } }
.qs-card { background: var(--panel); border:1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.qs-card h3 { margin: 0 0 10px; font-size: 15px; }

/* ===== CTA banner ===== */
.cta-banner {
  margin-top: 50px;
  background:
    linear-gradient(135deg, rgba(108,140,255,.18) 0%, rgba(155,108,255,.18) 50%, rgba(255,126,182,.18) 100%),
    var(--panel);
  border: 1px solid var(--line2);
  border-radius: 18px; padding: 30px; text-align: center;
}
.cta-banner h2 { margin: 0 0 6px; font-size: 24px; letter-spacing: -.5px; }
.cta-banner p { color: var(--muted); margin: 0 0 16px; }
.cta-banner .actions { display:flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

/* ===== footer ===== */
footer { margin-top: 50px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted2); font-size: 13px; text-align: center; }
footer a { color: var(--muted); }

/* ===== modal / checkout ===== */
.modal-bg {
  position: fixed; inset: 0; background: rgba(5,8,16,.7); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 16px;
  z-index: 200;
}
.modal {
  background: var(--panel); border: 1px solid var(--line2); border-radius: 18px;
  padding: 24px; max-width: 460px; width: 100%; box-shadow: var(--shadow);
  position: relative; max-height: 92vh; overflow-y: auto; box-sizing: border-box;
}
@media (max-width: 520px) {
  .modal-bg { padding: 10px; }
  .modal { max-width: 100%; padding: 18px; border-radius: 14px; }
  .modal .qr-wrap img { width: 200px; height: 200px; }
}
.modal h3 { margin: 0 0 6px; font-size: 18px; }
.modal .close { position: absolute; top: 14px; right: 14px; background: transparent; border: 0; color: var(--muted); cursor: pointer; font-size: 20px; line-height: 1; }
.modal .qr-wrap { display:flex; justify-content:center; padding: 12px 0; }
.modal .qr-wrap img { width: 240px; height: 240px; border-radius: 10px; background: #fff; padding: 10px; }
.countdown-line { text-align: center; color: var(--muted); font-size: 14px; }

/* ===== success page ===== */
.success-card { max-width: 640px; margin: 30px auto; padding: 28px; }
.success-card .check {
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, #2fd27a, #25b8a0);
  display:flex; align-items:center; justify-content:center; font-size: 30px; color: #fff; margin: 0 auto 10px;
}
.kv { display:grid; grid-template-columns: 110px 1fr; gap: 8px 14px; align-items: center; margin-top: 10px; }
.kv .k { color: var(--muted); font-size: 13px; }
.kv .v { word-break: break-all; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }

/* ring spinner */
.ring {
  width:46px; height:46px; border-radius:50%;
  border:4px solid var(--line); border-top-color: var(--brand);
  animation: spin .8s linear infinite; margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== dashboard customer ===== */
.lbl { display:block; font-size:12.5px; color:var(--muted); margin:0 0 6px; }
.inp { width:100%; background:var(--panel3); border:1px solid var(--line2); color:var(--txt); border-radius:10px; padding:10px 12px; font-size:14px; outline:none; box-sizing:border-box; }
.inp:focus { border-color:var(--brand); }
.msg-err { color:#ff7b7b; font-size:13px; min-height:18px; }
.copy-row { display:flex; gap:8px; }
.copy-row .inp { flex:1; }
.chips { display:flex; flex-wrap:wrap; gap:8px; }
.chip { background:var(--panel3); border:1px solid var(--line); color:var(--muted); border-radius:999px; padding:5px 11px; font-size:12.5px; }
.chip b { color:var(--txt); }
.pkg-mini { display:flex; flex-wrap:wrap; gap:6px 0; }