/* ============================================================
   WiseEye Fire — 제품 소개 페이지
   관제실의 시각 언어(얇은 계선 · 모노스페이스 라벨 · 상태색)를
   그대로 페이지 구조로 옮긴다. 색은 밝은 지면 + 딥 페트롤 밴드,
   신호색(경보/주의/정상)은 강조가 아니라 '상태'로만 쓴다.
   ============================================================ */

:root{
  color-scheme: light;

  --ink:      #0f141a;   /* 본문 — 푸른기 도는 먹 */
  --ink-2:    #2a333d;
  --muted:    #5b6672;
  --ground:   #f4f6f8;   /* 지면 — 형광등 아래 종이의 차가운 흰색 */
  --surface:  #ffffff;
  --line:     #dbe0e6;
  --line-2:   #eef1f4;

  --deep:     #0b2230;   /* 딥 페트롤 밴드 */
  --deep-2:   #123246;
  --on-deep:  #e6edf2;
  --on-deep-m:#8ea6b6;

  --alarm:    #dc3a17;   /* 화재 경보 */
  --warn:     #e29a0b;   /* 주의 */
  --ok:       #0e8f6f;   /* 정상 감시 */

  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
          system-ui, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;

  --wrap: 1180px;
  --pad: 24px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){ html{ scroll-behavior:auto; } }

body{
  margin:0;
  background:var(--ground);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.72;
  font-weight:400;
  letter-spacing:-0.01em;
  word-break:keep-all;
  -webkit-font-smoothing:antialiased;
}

img{ max-width:100%; height:auto; display:block; }
a{ color:inherit; }
h1,h2,h3{ margin:0; line-height:1.28; letter-spacing:-0.035em; text-wrap:balance; font-weight:800; }
p{ margin:0; }
ul,ol,dl{ margin:0; padding:0; list-style:none; }
b{ font-weight:700; }

.wrap{ width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:var(--pad); }
.sr{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
.skip{
  position:absolute; left:-9999px; top:0; z-index:100;
  background:var(--ink); color:#fff; padding:12px 18px; border-radius:0 0 6px 0;
}
.skip:focus{ left:0; }
:focus-visible{ outline:2px solid var(--alarm); outline-offset:3px; }

/* ── 브랜드 워드마크 ─────────────────────────────── */
.brand{ display:inline-flex; align-items:center; gap:10px; text-decoration:none; }
.brand__mark{ width:26px; height:26px; flex:none; display:block; }
.brand__txt{ font-weight:800; font-size:19px; letter-spacing:-0.04em; }
.brand__txt b{ font-weight:800; color:var(--alarm); margin-left:.18em; }

/* ── 상단바 ─────────────────────────────────────── */
.topbar{
  position:sticky; top:0; z-index:50;
  background:rgba(244,246,248,.86);
  backdrop-filter:saturate(1.6) blur(10px);
  border-bottom:1px solid var(--line);
}
.topbar__in{ display:flex; align-items:center; justify-content:space-between; height:66px; gap:20px; }
.nav{ display:flex; align-items:center; gap:28px; }
.nav a{
  text-decoration:none; font-size:15px; font-weight:600; color:var(--ink-2);
  padding:6px 0; border-bottom:1.5px solid transparent;
}
.nav a:hover{ border-bottom-color:var(--ink); }
.nav .nav__cta{
  background:var(--ink); color:#fff; border:0; border-radius:4px;
  padding:9px 18px; font-weight:700;
}
.nav .nav__cta:hover{ background:var(--alarm); border-bottom-color:transparent; }
.navbtn{ display:none; }

/* ── 히어로 ─────────────────────────────────────── */
.hero{
  background:
    linear-gradient(180deg, #0b2230 0%, #0d2a3a 62%, #0f3143 100%);
  color:var(--on-deep);
  border-bottom:1px solid #06161f;
  position:relative; overflow:hidden;
}
.hero::before{
  /* 관제 모니터의 미세한 주사선 */
  content:""; position:absolute; inset:0; pointer-events:none; opacity:.35;
  background:repeating-linear-gradient(180deg, rgba(255,255,255,.035) 0 1px, transparent 1px 4px);
}
.hero__in{
  position:relative;
  display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.02fr);
  gap:56px; align-items:center;
  padding-block:86px 92px;
}
.eyebrow{
  font-family:var(--mono); font-size:12px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--on-deep-m); margin-bottom:22px;
  display:flex; align-items:center; gap:10px;
}
.eyebrow::before{ content:""; width:26px; height:1px; background:var(--alarm); flex:none; }
.hero__h{ font-size:clamp(38px, 5.4vw, 62px); letter-spacing:-0.045em; color:#fff; }
.hero__p{ margin-top:24px; font-size:17.5px; color:#c3d3dd; max-width:36em; }
.hero__p b{ color:#fff; }

.hero__cta{ display:flex; flex-wrap:wrap; gap:12px; margin-top:34px; }
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:14px 26px; border-radius:4px; text-decoration:none;
  font-weight:700; font-size:16px; letter-spacing:-0.02em; border:1.5px solid transparent;
  transition:background .16s ease, color .16s ease, border-color .16s ease;
}
.btn--solid{ background:var(--alarm); color:#fff; }
.btn--solid:hover{ background:#ef4a25; }
.btn--ghost{ border-color:rgba(230,237,242,.34); color:var(--on-deep); }
.btn--ghost:hover{ border-color:var(--on-deep); background:rgba(255,255,255,.06); }

.hero__stats{
  display:flex; flex-wrap:wrap; gap:0; margin-top:46px;
  border-top:1px solid rgba(230,237,242,.16);
}
.hero__stats > div{
  padding:20px 30px 4px 0; margin-right:30px;
  border-right:1px solid rgba(230,237,242,.14);
}
.hero__stats > div:last-child{ border-right:0; margin-right:0; }
.hero__stats dt{
  font-family:var(--mono); font-size:11px; letter-spacing:.13em; text-transform:uppercase;
  color:var(--on-deep-m); margin-bottom:4px;
}
.hero__stats dd{
  margin:0; font-size:34px; font-weight:800; color:#fff; letter-spacing:-0.04em;
  font-variant-numeric:tabular-nums; line-height:1.1;
}
.hero__stats dd span{ font-size:15px; font-weight:600; color:#a9c0cd; margin-left:4px; letter-spacing:-0.02em; }

.hero__fig{ margin:0; }
.hero__fig figcaption{
  margin-top:12px; font-family:var(--mono); font-size:11.5px;
  letter-spacing:.1em; color:var(--on-deep-m); text-transform:uppercase;
}

/* 화면 캡처 슬롯 — 실제 캡처가 들어오기 전까지 자리를 유지한다 */
.shot{
  border:1px solid rgba(230,237,242,.2);
  border-radius:3px; overflow:hidden; background:#08161e;
  box-shadow:0 24px 60px -28px rgba(0,0,0,.75);
}
.shot img{ width:100%; }
.shot--pending:empty{
  aspect-ratio:16/9;
  display:flex; align-items:center; justify-content:center;
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,.03) 0 10px, transparent 10px 20px), #0d2434;
}
.shot--pending:empty::after{
  content:"화면 캡처 예정";
  font-family:var(--mono); font-size:12px; letter-spacing:.14em; color:#5f7d90;
}
.shot--phone:empty{ aspect-ratio:9/16; max-width:300px; margin-inline:auto; }

/* ── 밴드 공통 ──────────────────────────────────── */
.band{ padding-block:96px; }
.band--tight{ padding-top:0; }
.band--light{ background:var(--ground); }
.band--deep{ background:var(--deep); color:var(--on-deep); }

.seclabel{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--muted); margin-bottom:16px;
  display:flex; align-items:center; gap:10px;
}
.seclabel::before{ content:""; width:22px; height:1px; background:currentColor; opacity:.5; flex:none; }
.seclabel--on-deep{ color:var(--on-deep-m); }

.sec__h{ font-size:clamp(28px, 3.5vw, 40px); max-width:20ch; }
.sec__h--on-deep{ color:#fff; }
.sec__lead{ margin-top:20px; max-width:56ch; color:var(--muted); font-size:16.5px; }
.band--deep .sec__lead{ color:#a4bccb; }

/* ── 문제 카드 ──────────────────────────────────── */
.grid3{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; margin-top:52px; background:var(--line); border:1px solid var(--line); }
.card{ background:var(--surface); padding:34px 30px 38px; }
.card h3{ font-size:19px; margin-bottom:14px; }
.card p{ color:var(--muted); font-size:16px; }

/* ── 파이프라인 4단계 ───────────────────────────── */
.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:0; margin-top:56px; counter-reset:none; }
.step{
  padding:0 28px 0 0; margin-right:28px;
  border-right:1px solid rgba(230,237,242,.14);
}
.step:last-child{ border-right:0; margin-right:0; padding-right:0; }
.step__n{
  font-family:var(--mono); font-size:12px; letter-spacing:.16em; color:var(--alarm);
  margin-bottom:16px; font-weight:600;
}
.step h3{ font-size:21px; color:#fff; margin-bottom:14px; }
.step > p:not(.step__n):not(.step__meta){ color:#a4bccb; font-size:15.5px; }
.step > p b{ color:#e6edf2; }
.step__meta{
  margin-top:18px; padding-top:14px; border-top:1px solid rgba(230,237,242,.12);
  font-family:var(--mono); font-size:11.5px; letter-spacing:.06em; color:#6f8fa2;
}

/* ── 차이점 ─────────────────────────────────────── */
.feats{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; margin-top:52px; }
.feat{
  background:var(--surface); border:1px solid var(--line);
  border-top:3px solid var(--ink); padding:32px 30px 34px;
}
.feat:nth-child(1){ border-top-color:var(--alarm); }
.feat:nth-child(2){ border-top-color:var(--ok); }
.feat:nth-child(3){ border-top-color:var(--warn); }
.feat__k{
  font-family:var(--mono); font-size:11px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--muted); margin-bottom:14px;
}
.feat h3{ font-size:20px; margin-bottom:14px; }
.feat > p:not(.feat__k):not(.feat__note){ color:var(--muted); font-size:16px; }
.feat > p b{ color:var(--ink); }
.feat__note{
  margin-top:20px; padding-top:14px; border-top:1px solid var(--line-2);
  font-family:var(--mono); font-size:11.5px; color:#8b95a1; letter-spacing:.03em;
}

/* ── 화면 캡처 2열 ─────────────────────────────── */
.shots{ display:grid; grid-template-columns:1.62fr 1fr; gap:44px; margin-top:52px; align-items:start; }
.shots .shotcard:last-child .shot{ max-width:330px; }
.shotcard{ margin:0; }
.shotcard .shot{ border-color:var(--line); box-shadow:0 20px 46px -30px rgba(15,20,26,.5); background:#0d2434; }
.shotcard figcaption{ margin-top:16px; color:var(--muted); font-size:15px; }
.shotcard .shot img{ width:100%; }
.disclaimer{
  max-width:760px; margin:34px auto 0; text-align:center;
  font-size:13.5px; color:#8b95a1; letter-spacing:-0.01em;
}
.shotcard figcaption b{ color:var(--ink); }

/* ── 적용 환경 ─────────────────────────────────── */
.fields{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; margin-top:52px; background:var(--line); border:1px solid var(--line); }
.fields li{ background:var(--surface); padding:30px 26px 34px; }
.fields h3{ font-size:18px; margin-bottom:12px; }
.fields p{ color:var(--muted); font-size:15.5px; }

/* ── 정격 표 ───────────────────────────────────── */
.tablewrap{ margin-top:52px; overflow-x:auto; border:1px solid rgba(230,237,242,.18); }
.spec{ width:100%; border-collapse:collapse; min-width:640px; font-variant-numeric:tabular-nums; }
.spec th, .spec td{ padding:18px 22px; text-align:left; border-bottom:1px solid rgba(230,237,242,.12); }
.spec thead th{
  font-family:var(--mono); font-size:11px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--on-deep-m); font-weight:600; background:rgba(255,255,255,.03);
}
.spec tbody th{ font-family:var(--mono); font-size:16px; font-weight:700; color:var(--alarm); letter-spacing:.02em; }
.spec tbody td{ color:#bed2de; font-size:16px; }
.spec tbody td b{ color:#fff; font-size:19px; }
.spec tbody tr:last-child th, .spec tbody tr:last-child td{ border-bottom:0; }

.notecols{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; margin-top:36px; }
.note{ border-top:1px solid rgba(230,237,242,.18); padding-top:22px; }
.note h3{ font-size:17px; color:#fff; margin-bottom:12px; }
.note p{ color:#a4bccb; font-size:15.5px; }
.note p b{ color:#fff; }
.note__p{ margin-top:14px; font-size:14.5px; color:#88a4b5; }
.ticks li{
  padding-left:18px; position:relative; color:#bed2de; font-size:15.5px;
  font-variant-numeric:tabular-nums;
}
.ticks li::before{
  content:""; position:absolute; left:0; top:.72em;
  width:6px; height:6px; background:var(--ok); border-radius:1px;
}

/* ── 문의 ──────────────────────────────────────── */
.contact{ display:grid; grid-template-columns:1.35fr 1fr; gap:56px; align-items:center; }
.contact__r{ display:grid; gap:14px; }
.ccard{
  display:flex; flex-direction:column; gap:4px; text-decoration:none;
  background:var(--surface); border:1px solid var(--line); border-left:3px solid var(--ink);
  padding:22px 26px; transition:border-left-color .16s ease, transform .16s ease;
}
.ccard:hover{ border-left-color:var(--alarm); transform:translateX(2px); }
.ccard__k{ font-family:var(--mono); font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--muted); }
.ccard__v{ font-size:22px; font-weight:700; letter-spacing:-0.03em; font-variant-numeric:tabular-nums; }

/* ── 푸터 ──────────────────────────────────────── */
.foot{ background:var(--ink); color:#9aa5b1; padding-block:52px; }
.foot__in{ display:flex; justify-content:space-between; gap:36px; flex-wrap:wrap; }
.brand--foot .brand__txt{ color:#fff; }
.foot__p{ margin-top:10px; font-size:14.5px; }
.foot__c{ text-align:right; font-size:14.5px; line-height:1.9; }
.foot__cp{ margin-top:10px; font-family:var(--mono); font-size:11.5px; letter-spacing:.06em; color:#6b7683; }

/* ── 반응형 ────────────────────────────────────── */
@media (max-width: 1080px){
  .hero__in{ grid-template-columns:1fr; gap:44px; padding-block:64px 72px; }
  .steps{ grid-template-columns:repeat(2,1fr); gap:36px 0; }
  .step:nth-child(2n){ border-right:0; margin-right:0; padding-right:0; }
  .fields{ grid-template-columns:repeat(2,1fr); }
  .notecols{ grid-template-columns:1fr; gap:0; }
  .note{ margin-top:24px; }
  .note:first-child{ margin-top:0; }
}
@media (max-width: 860px){
  body{ font-size:16px; }
  .band{ padding-block:68px; }
  .nav{ display:none; }
  .navbtn{
    display:flex; flex-direction:column; justify-content:center; gap:5px;
    width:42px; height:42px; padding:0 9px; background:none; border:1px solid var(--line);
    border-radius:4px; cursor:pointer;
  }
  .navbtn span{ display:block; height:1.5px; background:var(--ink); }
  .nav-m{ display:flex; flex-direction:column; border-top:1px solid var(--line); background:var(--surface); }
  .nav-m[hidden]{ display:none; }
  .nav-m a{
    padding:15px var(--pad); text-decoration:none; font-weight:600;
    border-bottom:1px solid var(--line-2);
  }
  .grid3, .feats, .shots, .contact{ grid-template-columns:1fr; }
  .grid3{ gap:1px; }
  .feats{ gap:20px; }
  .shots{ gap:32px; }
  .contact{ gap:32px; }
  .steps{ grid-template-columns:1fr; gap:32px; }
  .step{ border-right:0; margin-right:0; padding-right:0; padding-bottom:28px; border-bottom:1px solid rgba(230,237,242,.14); }
  .step:last-child{ border-bottom:0; padding-bottom:0; }
  .fields{ grid-template-columns:1fr; }
  .hero__stats > div{ padding-right:22px; margin-right:22px; }
  .hero__stats dd{ font-size:28px; }
  .foot__in{ flex-direction:column; }
  .foot__c{ text-align:left; }
  .sec__h{ max-width:none; }
}


/* ── 판정 근거 ──────────────────────────────────── */
.verdicts{ margin-top:44px; display:grid; gap:10px; }
.verdicts li{
  display:flex; align-items:flex-start; gap:18px;
  background:var(--surface); border:1px solid var(--line); border-left:3px solid var(--line);
  padding:20px 24px; font-size:16.5px; line-height:1.65; color:var(--muted);
}
.verdicts .v--yes{ border-left-color:var(--alarm); background:#fdf5f3; color:var(--ink); }
.vd{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.1em; font-weight:600;
  color:#98a2ad; flex:none; padding-top:.28em; width:26px;
}
.vd--yes{ color:var(--alarm); }
.verdicts__n{ margin-top:22px; font-size:15px; color:var(--muted); }

/* ── 방식 비교표 ────────────────────────────────── */
.cmp{ width:100%; border-collapse:collapse; min-width:680px; }
.cmp th, .cmp td{ padding:16px 20px; text-align:left; font-size:15.5px; border-bottom:1px solid rgba(230,237,242,.12); }
.cmp thead th{
  font-family:var(--mono); font-size:11px; letter-spacing:.12em; text-transform:uppercase;
  color:var(--on-deep-m); font-weight:600; background:rgba(255,255,255,.03);
}
.cmp tbody th{ color:#dce8ef; font-weight:700; }
.cmp tbody td{ color:#a4bccb; }
.cmp .c--ours{
  background:rgba(220,58,23,.14); color:#fff; font-weight:700;
  border-left:2px solid var(--alarm); border-right:2px solid var(--alarm);
}
.cmp thead .c--ours{ color:#ff7a4d; background:rgba(220,58,23,.24); }
.cmp tbody tr:last-child th, .cmp tbody tr:last-child td{ border-bottom:0; }
.sec__foot{ margin-top:26px; font-size:16px; line-height:1.75; color:#a4bccb; }
.sec__foot b{ color:#fff; }

/* ── 알림 정책 ──────────────────────────────────── */
.pols{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; margin-top:48px; }
.pol{ background:var(--surface); border:1px solid var(--line); border-top:3px solid var(--alarm); padding:28px 26px 30px; }
.pol__ic{ width:32px; height:32px; fill:none; stroke:var(--alarm); stroke-width:1.6;
          stroke-linecap:round; stroke-linejoin:round; margin-bottom:18px; }
.pol__k{ font-family:var(--mono); font-size:11px; letter-spacing:.14em; color:var(--muted); margin-bottom:10px; }
.pol h3{ font-size:20px; margin-bottom:12px; }
.pol p:last-child{ font-size:15.5px; line-height:1.72; color:var(--muted); }

/* ── FAQ ───────────────────────────────────────── */
.faqs{ display:grid; grid-template-columns:1fr 1fr; gap:34px 56px; margin-top:48px; }
.faq{ border-top:1px solid var(--line); padding-top:22px; }
.faq h3{ font-size:19px; margin-bottom:12px; }
.faq h3::before{ content:"Q "; font-family:var(--mono); font-size:14px; color:var(--alarm); }
.faq p{ font-size:16px; line-height:1.76; color:var(--muted); }

@media (max-width: 1080px){
  .pols{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width: 860px){
  .pols, .faqs{ grid-template-columns:1fr; }
  .faqs{ gap:26px; }
  .verdicts li{ font-size:15.5px; padding:17px 18px; gap:14px; }
}

/* ── 인쇄 ──────────────────────────────────────────
   스크롤 진입 연출이 요소를 opacity:0 으로 두므로, 인쇄 시에는
   화면에 들어온 적 없는 요소가 빈칸으로 찍힌다. 인쇄에서는 항상 보이게 한다. */
@media print{
  .card, .feat, .step, .fields li, .note, .shotcard, .ccard,
  .tablewrap, .pol, .faq, .verdicts li{
    opacity:1 !important; transform:none !important;
  }
  .topbar{ position:static; }
  .band{ break-inside:avoid; page-break-inside:avoid; }
}