:root {
  --bg: #08090a;
  --panel: #101113;
  --panel-hi: #16181b;
  --line: #232629;
  --line-hi: #34383d;
  --text: #ecedee;
  --dim: #8b9096;
  --dimmer: #62676d;
  --accent: #d97757;
  --ok: #4ec9a0;
  --radius: 10px;
  --font: ui-sans-serif, system-ui, -apple-system, "Inter", "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--panel-hi);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 1px 5px;
  color: #c8cbcf;
}

.wrap { width: 100%; max-width: 620px; margin: 0 auto; padding: 0 20px; }

/* Header */
.header { border-bottom: 1px solid var(--line); padding: 28px 0 24px; margin-bottom: 40px; }
.brand { display: flex; align-items: center; gap: 9px; }
.brand-mark { font-size: 20px; line-height: 1; }
.brand-name { font-size: 17px; font-weight: 600; letter-spacing: -0.01em; }
.brand-sub { margin: 2px 0 0 30px; font-size: 13px; color: var(--dim); }

.main { padding-bottom: 64px; }
.lede { margin: 0 0 40px; color: var(--dim); max-width: 56ch; }

/* Fields */
.field { border: 0; margin: 0 0 34px; padding: 0; }
.label {
  display: block; margin: 0 0 3px; padding: 0;
  font-size: 14px; font-weight: 550; color: var(--text);
}
.req { font-size: 11px; font-weight: 400; color: var(--dimmer); letter-spacing: 0.02em; }
.hint { margin: 0 0 12px; font-size: 13px; color: var(--dimmer); }

/* Drop zone */
.drop {
  display: grid; justify-items: center; gap: 4px;
  padding: 36px 20px;
  background: var(--panel);
  border: 1px dashed var(--line-hi);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.drop:hover { background: var(--panel-hi); border-color: #4a4f55; }
.drop:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.drop.over { background: #17120f; border-color: var(--accent); border-style: solid; }
.drop.filled { border-style: solid; border-color: var(--line-hi); }
.drop-icon { width: 26px; height: 26px; color: var(--dimmer); margin-bottom: 6px; }
.drop.over .drop-icon { color: var(--accent); }
.drop-title { margin: 0; font-size: 14px; }
.link { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.drop-help { margin: 0; font-size: 12px; color: var(--dimmer); }

.summary {
  margin: 10px 0 0; font-family: var(--mono); font-size: 12.5px; color: var(--ok);
}

/* Radios */
.radios { display: flex; flex-wrap: wrap; gap: 8px; }
.radio {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 15px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 14px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.radio:hover { background: var(--panel-hi); border-color: var(--line-hi); }
.radio:has(:checked) { border-color: var(--accent); background: #17120f; }
.radio input { accent-color: var(--accent); margin: 0; width: 14px; height: 14px; }
.radio:has(:focus-visible) { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Email */
#email {
  width: 100%;
  padding: 11px 13px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text);
  font: inherit;
  font-size: 14px;
}
#email::placeholder { color: var(--dimmer); }
#email:hover { border-color: var(--line-hi); }
#email:focus { outline: none; border-color: var(--accent); }

/* Actions */
.actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; padding-top: 6px; }
.btn {
  padding: 11px 20px;
  background: var(--text);
  color: #0a0b0c;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font: inherit; font-size: 14px; font-weight: 550;
  cursor: pointer;
  transition: opacity .15s, background .15s;
}
.btn:hover:not(:disabled) { background: #fff; }
.btn:disabled { background: var(--panel-hi); color: var(--dimmer); cursor: not-allowed; }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-ghost {
  background: transparent; color: var(--text); border-color: var(--line-hi);
}
.btn-ghost:hover:not(:disabled) { background: var(--panel-hi); }
.blocker { margin: 0; font-size: 13px; color: var(--dimmer); }

/* Success */
.done {
  border: 1px solid var(--line);
  border-left: 2px solid var(--ok);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 22px;
}
.done-title { margin: 0 0 16px; font-size: 15px; }

.footer { padding: 24px 0 40px; border-top: 1px solid var(--line); }
.footer p { margin: 0; font-size: 12px; color: var(--dimmer); }

@media (max-width: 520px) {
  .header { padding-top: 22px; margin-bottom: 30px; }
  .lede { margin-bottom: 30px; }
  .drop { padding: 28px 16px; }
  .radios { flex-direction: column; }
  .radio { justify-content: flex-start; }
  .actions .btn, .done .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}