/* withVoice 랜딩 — 브랜드 스펙(brand-refined/logo-spec.md) 준수
   심볼/포인트 #2F5F5A · 본문 #1A2418 · 보조 #6B7C65 · 배경 #F5F4F1 */

:root {
  --green: #2F5F5A;
  --ink: #1A2418;
  --muted: #6B7C65;
  --bg: #F5F4F1;
  --white: #FFFFFF;
  --line: #E3E1DA;
  --max: 880px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Pretendard Variable", Pretendard, Inter, -apple-system, "Apple SD Gothic Neo",
    "Malgun Gothic", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

/* ── 내부 초안 배너 ─────────────────────────────── */
.draft-banner {
  background: #B4552D;
  color: #fff;
  text-align: center;
  font-size: 13px;
  padding: 8px 16px;
  letter-spacing: 0.02em;
}
body:not(.is-draft) .draft-banner { display: none; }

/* ── 공통 레이아웃 ─────────────────────────────── */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

section { padding: 72px 0; }
section + section { border-top: 1px solid var(--line); }

h2 {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
}
h2 .eyebrow {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--green);
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
p.lead { font-size: 18px; color: var(--ink); }
.muted { color: var(--muted); }
.small { font-size: 14px; }

/* ── 헤더 ──────────────────────────────────────── */
header.site {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
header.site .wrap { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.logo svg { display: block; }
.logo .word {
  font-size: 22px; font-weight: 500; letter-spacing: -0.2px; color: var(--ink);
}
header.site .head-cta {
  font-size: 15px; font-weight: 600; color: var(--green); text-decoration: none;
}

/* ── S1 히어로 ─────────────────────────────────── */
.hero { padding: 96px 0 88px; }
.hero h1 {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.35;
  max-width: 760px;
}
.hero .sub {
  margin-top: 20px;
  font-size: 19px;
  color: var(--muted);
  max-width: 640px;
}
.cta-row { margin-top: 40px; display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.btn {
  display: inline-block;
  padding: 15px 28px;
  border-radius: 8px;
  font-size: 17px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.15s;
}
.btn:hover { opacity: 0.88; }
.btn-primary { background: var(--green); color: #fff; }
.btn-secondary { background: transparent; color: var(--green); border: 1.5px solid var(--green); }
.cta-note { width: 100%; font-size: 14px; color: var(--muted); margin-top: 4px; }

/* ── S2 문제 공감 ──────────────────────────────── */
.stat-callout {
  margin-top: 28px;
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 4px solid var(--green);
  border-radius: 8px;
  padding: 22px 26px;
}
.stat-callout strong { font-size: 22px; color: var(--green); }

/* ── S3 기능 3개 ───────────────────────────────── */
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 8px; }
.feature {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 26px 24px;
}
.feature .num {
  display: inline-block;
  font-size: 13px; font-weight: 700; color: var(--green);
  margin-bottom: 10px; letter-spacing: 0.06em;
}
.feature h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.feature p { font-size: 15px; color: var(--muted); }
.feature-tail { margin-top: 24px; font-size: 16px; }

/* ── S4 안전 (중심 섹션) ───────────────────────── */
.safety { background: var(--white); }
.safety-flow {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin: 24px 0 8px;
  font-weight: 600; font-size: 16px;
}
.safety-flow .step {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 18px;
}
.safety-flow .arrow { color: var(--muted); }
.safety-list { list-style: none; margin-top: 28px; }
.safety-list li {
  padding: 16px 0 16px 34px;
  position: relative;
  border-top: 1px solid var(--line);
  font-size: 16px;
}
.safety-list li::before {
  content: "";
  position: absolute; left: 4px; top: 26px;
  width: 14px; height: 3px; border-radius: 2px;
  background: var(--green);
  box-shadow: 5px 6px 0 var(--green);
}
.safety-list li strong { display: block; margin-bottom: 2px; }
.safety-stat {
  margin-top: 32px;
  background: var(--green);
  color: #fff;
  border-radius: 10px;
  padding: 26px 30px;
  font-size: 17px;
}
.safety-stat strong { font-size: 24px; }
.safety-stat .small { color: rgba(255,255,255,0.75); margin-top: 6px; display: block; }

/* ── S5 도입 ───────────────────────────────────── */
.onboard-steps { counter-reset: step; list-style: none; margin-top: 8px; }
.onboard-steps li {
  counter-increment: step;
  padding: 18px 0 18px 56px;
  position: relative;
  border-top: 1px solid var(--line);
}
.onboard-steps li::before {
  content: counter(step);
  position: absolute; left: 0; top: 16px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg);
  border: 1.5px solid var(--green);
  color: var(--green);
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.onboard-steps li strong { display: block; }

/* ── S6 만든 사람 ──────────────────────────────── */
.founder-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 32px 34px;
}
.founder-card .name { font-size: 21px; font-weight: 700; }
.founder-card .role { color: var(--muted); margin-top: 2px; }
.founder-card .story { margin-top: 16px; font-size: 16px; }

/* ── 중간 데모 리마인드 밴드 ───────────────────── */
.demo-band {
  background: var(--green);
  text-align: center;
  padding: 52px 0;
}
.demo-band p {
  color: #fff;
  font-size: 19px;
  font-weight: 600;
  margin-bottom: 22px;
}
.demo-band .btn-primary {
  background: #fff;
  color: var(--green);
}

/* ── S7 파일럿 ─────────────────────────────────── */
.pilot { background: var(--white); }
.pilot-conditions { list-style: none; margin-top: 20px; }
.pilot-conditions li {
  padding: 10px 0 10px 28px;
  position: relative;
  font-size: 16px;
}
.pilot-conditions li::before {
  content: "—";
  position: absolute; left: 0;
  color: var(--green); font-weight: 700;
}

/* ── S8 FAQ ────────────────────────────────────── */
.faq details {
  border-top: 1px solid var(--line);
  padding: 4px 0;
}
.faq details:last-of-type { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 17px;
  padding: 16px 0;
  list-style: none;
  position: relative;
  padding-right: 32px;
}
.faq summary::after {
  content: "+";
  position: absolute; right: 4px; top: 14px;
  color: var(--green); font-size: 22px; font-weight: 400;
}
.faq details[open] summary::after { content: "–"; }
.faq .answer { padding: 0 0 20px; color: var(--ink); font-size: 16px; }

/* ── S9 폼 + 푸터 ──────────────────────────────── */
.apply { text-align: center; padding: 88px 0; }
.apply h2 { margin-bottom: 12px; }
.apply .btn { margin-top: 28px; }
.apply .privacy-note { margin-top: 18px; font-size: 13px; color: var(--muted); }
.apply .privacy-note a { color: var(--green); text-decoration: underline; }

footer.site {
  border-top: 1px solid var(--line);
  padding: 36px 0 48px;
  font-size: 13px;
  color: var(--muted);
}
footer.site .foot-logo { margin-bottom: 12px; }
footer.site a { color: var(--muted); }

/* ── 반응형 ────────────────────────────────────── */
@media (max-width: 720px) {
  section { padding: 56px 0; }
  .hero { padding: 64px 0; }
  .hero h1 { font-size: 29px; }
  .feature-grid { grid-template-columns: 1fr; }
  .safety-flow { font-size: 14px; }
  .btn { width: 100%; text-align: center; }
}