:root {
  --dd-bg: #061411;
  --dd-card: rgba(13, 34, 30, .78);
  --dd-card-2: rgba(11, 28, 26, .92);
  --dd-line: rgba(116, 255, 216, .2);
  --dd-text: #f3fff9;
  --dd-muted: #b9d4cb;
  --dd-accent: #25f0c5;
  --dd-gold: #d8ad5a;
  --dd-danger: #ff6b6b;
  --dd-shadow: 0 24px 90px rgba(0,0,0,.45);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 10% 10%, rgba(37, 240, 197, .16), transparent 32rem),
    radial-gradient(circle at 88% 16%, rgba(216, 173, 90, .14), transparent 34rem),
    linear-gradient(135deg, #03100e, var(--dd-bg));
  color: var(--dd-text);
  min-height: 100vh;
}

.dd-ai-page { width: min(1180px, calc(100% - 32px)); margin: 0 auto; padding: 48px 0 64px; }
.dd-ai-hero { margin-bottom: 28px; }
.dd-ai-hero__badge {
  display: inline-flex;
  border: 1px solid var(--dd-line);
  color: var(--dd-accent);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: rgba(37, 240, 197, .06);
}
.dd-ai-hero h1 { margin: 18px 0 10px; font-size: clamp(34px, 6vw, 72px); line-height: .95; letter-spacing: -.05em; }
.dd-ai-hero p { margin: 0; max-width: 760px; color: var(--dd-muted); font-size: clamp(17px, 2vw, 21px); line-height: 1.55; }

.dd-ai-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr); gap: 22px; align-items: start; }
.dd-ai-card {
  border: 1px solid var(--dd-line);
  background: linear-gradient(180deg, var(--dd-card), var(--dd-card-2));
  border-radius: 28px;
  padding: 24px;
  box-shadow: var(--dd-shadow);
  backdrop-filter: blur(18px);
}
.dd-ai-card h2 { margin: 0 0 18px; font-size: 24px; letter-spacing: -.03em; }
.dd-ai-form { display: grid; gap: 15px; }
.dd-ai-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: grid; gap: 7px; color: var(--dd-muted); font-size: 14px; font-weight: 700; }
input, select, textarea {
  width: 100%;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 16px;
  padding: 13px 14px;
  background: rgba(1, 10, 9, .65);
  color: var(--dd-text);
  outline: none;
  font: inherit;
}
input:focus, select:focus, textarea:focus { border-color: var(--dd-accent); box-shadow: 0 0 0 4px rgba(37,240,197,.12); }
textarea { resize: vertical; min-height: 150px; }
.dd-ai-check { display: flex; grid-template-columns: auto 1fr; flex-direction: row; align-items: center; gap: 10px; }
.dd-ai-check input { width: 18px; height: 18px; accent-color: var(--dd-accent); }
.dd-ai-button, .dd-ai-copy {
  border: 0;
  border-radius: 18px;
  padding: 15px 18px;
  font-weight: 900;
  cursor: pointer;
  color: #03100e;
  background: linear-gradient(135deg, var(--dd-accent), var(--dd-gold));
  box-shadow: 0 16px 40px rgba(37,240,197,.18);
}
.dd-ai-button:hover, .dd-ai-copy:hover { transform: translateY(-1px); }
.dd-ai-note { margin: 0; color: var(--dd-muted); font-size: 13px; }
.dd-ai-result { position: sticky; top: 20px; }
.dd-ai-status {
  border: 1px dashed rgba(216,173,90,.45);
  background: rgba(216,173,90,.08);
  color: #f8dfac;
  border-radius: 18px;
  padding: 14px;
  margin-bottom: 14px;
}
.dd-ai-output {
  white-space: pre-wrap;
  min-height: 300px;
  color: #edfdf8;
  line-height: 1.58;
  font-size: 15.5px;
}
.dd-ai-copy { margin-top: 16px; width: 100%; }

@media (max-width: 900px) {
  .dd-ai-grid { grid-template-columns: 1fr; }
  .dd-ai-result { position: static; }
}
@media (max-width: 560px) {
  .dd-ai-page { width: min(100% - 20px, 1180px); padding-top: 26px; }
  .dd-ai-row { grid-template-columns: 1fr; }
  .dd-ai-card { border-radius: 22px; padding: 18px; }
}