:root {
  --ink: #102133;
  --accent: #0d9488;
  --line: #dbe5ef;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  color: var(--ink);
  line-height: 1.5;
  background: radial-gradient(circle at 10% 10%, #f0fdfa 0%, #f8fafc 45%, #fff 100%);
  font-family: "Pretendard", "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 20px 16px 96px;
}

.hero {
  border-radius: 20px;
  background: linear-gradient(135deg, #cffafe 0%, #fff 45%, #d1fae5 100%);
  padding: 24px;
  box-shadow: 0 10px 30px rgba(16, 33, 51, 0.08);
}

.badge {
  display: inline-block;
  margin: 0;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  font-size: 12px;
  padding: 4px 10px;
}

h1 { margin: 10px 0 8px; font-size: 32px; line-height: 1.2; }
h2 { margin: 0 0 10px; font-size: 26px; }
h3 { margin: 18px 0 10px; font-size: 18px; }
.subtitle { margin: 0; color: #334155; font-size: 15px; }

.ad-wrap { margin-top: 20px; }
.ad-slot {
  border: 1px dashed #cbd5e1;
  border-radius: 12px;
  background: #f1f5f9;
  color: #64748b;
  width: 100%;
  display: grid;
  place-items: center;
  font-size: 13px;
}
.ad-banner { height: 90px; }
.ad-rect { height: 250px; }

.card {
  margin-top: 20px;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(16, 33, 51, 0.08);
  padding: 18px;
}

.grid { display: grid; gap: 10px; }
label { display: block; font-size: 14px; font-weight: 700; margin-bottom: 6px; }
input {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 15px;
}

input:focus { outline: 1px solid var(--accent); border-color: var(--accent); }
.inline-check {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  font-weight: 500;
  color: #334155;
}
.inline-check input { width: 16px; height: 16px; }
.hint { margin: 8px 0 0; color: #64748b; font-size: 12px; }

.error { min-height: 20px; margin: 8px 0 0; color: #e11d48; font-size: 13px; }

.cta {
  width: 100%;
  margin-top: 10px;
  border: 0;
  border-radius: 10px;
  background: var(--ink);
  color: #fff;
  padding: 12px 14px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
}

.results { margin-top: 24px; display: grid; gap: 12px; }
.hidden { display: none; }

.meta-line {
  border-radius: 10px;
  background: #0f172a;
  color: #dbeafe;
  font-size: 12px;
  padding: 8px 10px;
}

.summary-box {
  border: 1px solid #c7d2fe;
  background: #eef2ff;
  color: #1e3a8a;
  border-radius: 12px;
  padding: 12px;
  font-size: 13px;
}
.summary-box p { margin: 0 0 6px; }
.summary-box p:last-child { margin-bottom: 0; }
.summary-badge {
  display: inline-block;
  border-radius: 999px;
  background: #dcfce7;
  color: #166534;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
}
.summary-badge.muted {
  background: #e2e8f0;
  color: #334155;
}

.tab-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.tab-btn {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: #334155;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 8px;
  cursor: pointer;
}

.tab-btn.active {
  border-color: #0f766e;
  background: #ccfbf1;
  color: #115e59;
}

.scenario-card {
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(16, 33, 51, 0.08);
  padding: 18px;
}

.scenario-card h3 { margin: 0 0 10px; }
.scenario-card p { margin: 6px 0; font-size: 14px; color: #334155; }
.block {
  margin-top: 10px;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  background: #f8fafc;
  padding: 10px;
}
.block h4 { margin: 0 0 6px; font-size: 14px; }
.block ul { margin: 0; padding-left: 18px; }
.block li { font-size: 13px; color: #334155; margin: 3px 0; }

.accordion-btn {
  margin-top: 10px;
  border: 0;
  background: transparent;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
}

.accordion-content {
  margin-top: 8px;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  background: #f9fafb;
  padding: 10px;
}

.todo-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.todo-list li { display: flex; gap: 8px; align-items: flex-start; font-size: 14px; color: #334155; }
.todo-list label.done { color: #94a3b8; text-decoration: line-through; }

.faq-block { margin-top: 28px; }
.faq-block > p { margin: 0 0 10px; color: #64748b; font-size: 14px; }
.faq-item { margin-bottom: 10px; border: 1px solid #e2e8f0; border-radius: 10px; background: #fff; padding: 12px; }
.faq-item summary { cursor: pointer; font-weight: 700; list-style: none; }
.faq-item p { margin: 8px 0 0; font-size: 14px; color: #334155; }

.notice {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  border-top: 1px solid #fcd34d;
  background: #fffbeb;
  color: #92400e;
  font-size: 12px;
  padding: 10px 14px;
}

@media (min-width: 900px) {
  .container { padding: 24px 24px 96px; }
  .grid.two-col { grid-template-columns: repeat(2, 1fr); column-gap: 14px; }
}