:root {
  --bg: #f7f7f5;
  --card: #ffffff;
  --ink: #1c1c1a;
  --muted: #6b6b64;
  --border: #e4e2dc;
  --accent: #b5501f;
  --accent-ink: #ffffff;
  --danger-bg: #fdecec;
  --danger-ink: #8a1f1f;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171715;
    --card: #201f1c;
    --ink: #f2f1ec;
    --muted: #a8a69c;
    --border: #34322c;
    --accent: #e07a44;
    --accent-ink: #171715;
    --danger-bg: #3a1c1c;
    --danger-ink: #f5b7b7;
  }
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}
.site-header .wrap {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}
.logo { font-weight: 700; font-size: 1.15rem; }
.tag { color: var(--muted); font-size: 0.85rem; }

.hero { padding: 40px 0 24px; }
.hero h1 { font-size: 1.8rem; margin: 0 0 12px; line-height: 1.25; }
.hero p { color: var(--muted); font-size: 1.05rem; margin: 0; }

.upload-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 32px;
}

.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 36px 20px;
  border: 2px dashed var(--border);
  border-radius: 10px;
  cursor: pointer;
  text-align: center;
}
.dropzone input { display: none; }
.dz-icon { font-size: 2rem; }
.dz-text { font-weight: 600; }
.dz-hint { color: var(--muted); font-size: 0.85rem; }

#submit-btn, .waitlist-card button, #copy-btn {
  background: var(--accent);
  color: var(--accent-ink);
  border: none;
  border-radius: 8px;
  padding: 12px 20px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}
#submit-btn { width: 100%; margin-top: 16px; }
#submit-btn:disabled { opacity: 0.6; cursor: wait; }

.disclaimer {
  color: var(--muted);
  font-size: 0.8rem;
  margin: 16px 0 0;
}

.results { display: flex; flex-direction: column; gap: 20px; margin-bottom: 40px; }

.result-card, .waitlist-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
}
.result-card h2, .waitlist-card h2 { margin: 0 0 12px; font-size: 1.1rem; }

.deadline-callout {
  margin-top: 14px;
  padding: 12px 14px;
  background: var(--danger-bg);
  color: var(--danger-ink);
  border-radius: 8px;
}
.deadline-callout p { margin: 6px 0 0; font-size: 0.9rem; }

.items-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.items-list li { border-left: 3px solid var(--accent); padding-left: 14px; }
.items-list .issue { font-weight: 600; margin: 0 0 4px; }
.items-list .fix { color: var(--muted); margin: 0; }

.draft-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.draft-header h2 { margin: 0; }
#copy-btn { padding: 6px 14px; font-size: 0.85rem; }

#draft-response {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--bg);
  color: var(--ink);
  resize: vertical;
}

.waitlist-card { border-color: var(--accent); }
.waitlist-card p { color: var(--muted); }
#waitlist-form { display: flex; gap: 8px; margin-top: 12px; }
#waitlist-email {
  flex: 1;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  background: var(--card);
  color: var(--ink);
}
.waitlist-msg { color: var(--accent); font-weight: 600; margin-top: 10px; }

.error {
  background: var(--danger-bg);
  color: var(--danger-ink);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 24px;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 20px 0 40px;
  color: var(--muted);
  font-size: 0.8rem;
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.5rem; }
  #waitlist-form { flex-direction: column; }
}