@font-face { font-family: "Montserrat Black"; src: url("/static/fonts/Montserrat_900Black.ttf"); font-display: swap; }
@font-face { font-family: "Montserrat XB"; src: url("/static/fonts/Montserrat_800ExtraBold.ttf"); font-display: swap; }

:root {
  --bg: #0a0a0f;
  --bg2: #12121a;
  --card: #16161f;
  --line: #262633;
  --txt: #f3f3f7;
  --muted: #9a9ab0;
  --gold: #ffc53d;
  --red: #ff3d5a;
  --grad: linear-gradient(100deg, #ffc53d 0%, #ff7a3d 50%, #ff3d5a 100%);
  --radius: 18px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--txt);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
h1, h2, h3, .logo { font-family: "Montserrat Black", system-ui, sans-serif; letter-spacing: -0.02em; line-height: 1.08; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.muted { color: var(--muted); }

/* botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 24px; border-radius: 999px; border: 0; cursor: pointer;
  font: 700 16px/1 system-ui, sans-serif; transition: transform .15s, box-shadow .15s, opacity .15s;
}
.btn:hover { transform: translateY(-2px); }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.btn-main { background: var(--grad); color: #16060a; box-shadow: 0 8px 30px -8px rgba(255, 90, 70, .6); }
.btn-ghost { background: transparent; color: var(--txt); border: 1px solid var(--line); }
.btn-ghost:hover { border-color: #444459; }
.btn-sm { padding: 9px 16px; font-size: 14px; }

/* navegación */
nav { position: sticky; top: 0; z-index: 20; backdrop-filter: blur(14px); background: rgba(10,10,15,.75); border-bottom: 1px solid rgba(255,255,255,.05); }
nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.logo { font-size: 24px; display: flex; align-items: center; gap: 8px; }
.logo i { width: 28px; height: 28px; border-radius: 8px; background: var(--grad); display: inline-grid; place-items: center; font-style: normal; color: #16060a; font-size: 15px; }
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a.l { color: var(--muted); font-weight: 600; font-size: 15px; }
.nav-links a.l:hover { color: var(--txt); }

/* tarjetas y formularios */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
label { display: block; font-weight: 700; font-size: 14px; margin-bottom: 8px; }
input, textarea, select {
  width: 100%; background: var(--bg2); color: var(--txt); border: 1px solid var(--line);
  border-radius: 12px; padding: 13px 14px; font: 16px system-ui, sans-serif; outline: none;
}
input:focus, textarea:focus, select:focus { border-color: var(--gold); }
textarea { resize: vertical; min-height: 90px; }
.msg-error { color: #ff7a8a; font-size: 14px; min-height: 20px; margin-top: 10px; }

footer { border-top: 1px solid var(--line); padding: 36px 0; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
footer a:hover { color: var(--txt); }

@media (max-width: 760px) {
  .nav-links a.l { display: none; }
}