:root {
  --bg: #fafaf7;
  --fg: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --primary: #2563eb;
  --primary-fg: #fff;
  --danger: #dc2626;
  --danger-bg: #fee2e2;
  --warn: #ea580c;
  --ok: #059669;
  --card: #fff;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(0,0,0,.06);
}
* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Apple SD Gothic Neo",
               "Malgun Gothic", system-ui, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
}
.container { max-width: 720px; margin: 0 auto; padding: 16px; }

/* 항상 위에 떠 있는 응급 배너 — '2초 룰' */
.crisis-banner {
  position: sticky; top: 0; z-index: 100;
  background: var(--danger); color: #fff;
  padding: 12px 16px; font-weight: 600; text-align: center;
}
.crisis-banner a {
  color: #fff; text-decoration: underline; font-size: 1.05rem;
  display: inline-block; margin: 0 6px;
}

header h1 { font-size: 1.5rem; margin: 16px 0 4px; }
header p.lead { color: var(--muted); margin: 0 0 24px; }

.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 16px; margin: 12px 0;
  box-shadow: var(--shadow);
}
.card h2 { font-size: 1.1rem; margin: 0 0 8px; }
.card .meta { color: var(--muted); font-size: .9rem; }

.btn {
  display: inline-block; padding: 12px 18px; border-radius: 8px;
  background: var(--primary); color: var(--primary-fg);
  border: 0; cursor: pointer; font-size: 1rem; font-weight: 600;
  text-decoration: none;
}
.btn.danger { background: var(--danger); }
.btn.ghost { background: #fff; color: var(--fg); border: 1px solid var(--border); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

label.field { display: block; margin: 14px 0 6px; font-weight: 600; }
label.field .req { color: var(--danger); margin-left: 4px; }
input[type=text], input[type=email], input[type=tel], textarea, select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 8px; font-size: 1rem; background: #fff;
  font-family: inherit;
}
textarea { min-height: 120px; resize: vertical; }
.help { font-size: .85rem; color: var(--muted); margin-top: 4px; }
.error { color: var(--danger); font-size: .9rem; margin-top: 4px; }

.checks, .radios { display: grid; gap: 8px; margin-top: 6px; }
.checks label, .radios label {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 10px 12px; border: 1px solid var(--border);
  border-radius: 8px; cursor: pointer; font-weight: 400;
}
.checks input, .radios input { margin-top: 4px; }

.consent {
  background: #fff7ed; border: 1px solid #fed7aa;
  padding: 12px; border-radius: 8px; margin: 12px 0;
}
.consent label { display: flex; gap: 8px; align-items: flex-start; margin: 6px 0; }

.notice {
  background: #ecfeff; border-left: 4px solid #06b6d4;
  padding: 10px 14px; margin: 12px 0; border-radius: 4px;
  font-size: .95rem;
}
.notice.warn { background: #fff7ed; border-left-color: var(--warn); }
.notice.danger { background: var(--danger-bg); border-left-color: var(--danger); }

/* Critical 응답 모달 */
.modal-bg {
  position: fixed; inset: 0; background: rgba(0,0,0,.5);
  display: flex; align-items: center; justify-content: center;
  padding: 16px; z-index: 1000;
}
.modal {
  background: #fff; border-radius: 12px; padding: 24px;
  max-width: 480px; width: 100%; text-align: center;
}
.modal h2 { color: var(--danger); margin: 0 0 8px; }
.modal .big-call {
  display: block; background: var(--danger); color: #fff;
  padding: 18px; border-radius: 10px; font-size: 1.5rem;
  font-weight: 700; text-decoration: none; margin: 16px 0;
}

footer {
  margin: 32px 0 16px; color: var(--muted);
  font-size: .85rem; text-align: center;
}
footer a { color: var(--muted); }