/* ============================================================
   NusuPass 공식 홈페이지 공통 스타일
   컬러: 네이비 #1F5382 · 잉크 #14304A · 앰버 #D97B29(CTA 전용)
   폰트: Pretendard
   ============================================================ */
:root{
  --navy:#1F5382;
  --ink:#14304A;
  --amber:#D97B29;
  --amber-dark:#B96417;
  --bg:#FFFFFF;
  --bg-alt:#F5F7F9;
  --text:#26313B;
  --text-soft:#5B6975;
  --line:#D8DFE5;
  --line-navy:#BFD0DE;
  --radius:6px;
  --maxw:1080px;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion:reduce){ html{scroll-behavior:auto;} *{transition:none!important;animation:none!important;} }

body{
  font-family:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.65;
  word-break:keep-all;
  -webkit-font-smoothing:antialiased;
}

a{color:var(--navy);text-decoration:none;}
a:focus-visible,button:focus-visible{outline:3px solid var(--amber);outline-offset:2px;border-radius:2px;}
img{max-width:100%;display:block;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px;}

/* ---------- 헤더 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(6px);
}
.header-inner{
  display:flex;align-items:center;gap:28px;
  height:64px;max-width:var(--maxw);margin:0 auto;padding:0 20px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand img{height:34px;width:auto;}
.brand-name{font-weight:800;font-size:1.05rem;color:var(--ink);letter-spacing:-.01em;}
.gnb{display:flex;gap:22px;margin-left:auto;}
.gnb a{font-size:.95rem;color:var(--text);padding:6px 2px;}
.gnb a:hover{color:var(--navy);}
.gnb a[aria-current="page"]{color:var(--navy);font-weight:700;border-bottom:2px solid var(--navy);}
.header-cta{
  margin-left:8px;flex-shrink:0;
  background:var(--amber);color:#fff;font-weight:700;font-size:.92rem;
  padding:9px 16px;border-radius:var(--radius);
}
.header-cta:hover{background:var(--amber-dark);}
.nav-toggle{display:none;}

@media (max-width:860px){
  .gnb{
    display:none;
    position:absolute;top:64px;left:0;right:0;
    flex-direction:column;gap:0;
    background:#fff;border-bottom:1px solid var(--line);
    padding:8px 20px 16px;
  }
  .gnb.open{display:flex;}
  .gnb a{padding:12px 4px;border-bottom:1px solid var(--bg-alt);font-size:1rem;}
  .gnb a[aria-current="page"]{border-bottom:1px solid var(--bg-alt);}
  .nav-toggle{
    display:block;margin-left:auto;background:none;border:1px solid var(--line);
    border-radius:var(--radius);padding:8px 12px;font-size:1rem;color:var(--ink);cursor:pointer;
  }
  .header-cta{margin-left:0;}
}

/* ---------- 공통 섹션 ---------- */
section{padding:88px 0;}
section.alt{background:var(--bg-alt);}
.sec-head{max-width:640px;margin-bottom:44px;}
.sec-head h2{
  font-size:clamp(1.6rem,3.4vw,2.1rem);
  font-weight:800;color:var(--ink);letter-spacing:-.02em;line-height:1.35;
}
.sec-head p{margin-top:14px;color:var(--text-soft);font-size:1.02rem;}

.btn{
  display:inline-block;font-weight:700;border-radius:var(--radius);
  padding:14px 24px;font-size:1rem;text-align:center;
}
.btn-amber{background:var(--amber);color:#fff;}
.btn-amber:hover{background:var(--amber-dark);}
.btn-line{border:1.5px solid var(--navy);color:var(--navy);}
.btn-line:hover{background:var(--navy);color:#fff;}

/* ---------- 히어로 ---------- */
.hero{padding:96px 0 100px;border-bottom:1px solid var(--line);}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;}
.hero h1{
  font-size:clamp(2rem,5vw,2.9rem);
  font-weight:800;color:var(--ink);letter-spacing:-.03em;line-height:1.3;
}
.hero .lede{margin-top:20px;font-size:1.12rem;color:var(--text-soft);max-width:34em;}
.hero-ctas{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap;}
.hero-note{margin-top:18px;font-size:.9rem;color:var(--text-soft);}

/* 손해사정서 문서 모형 */
.doc{
  background:#fff;border:1px solid var(--line-navy);border-radius:8px;
  box-shadow:0 18px 40px rgba(20,48,74,.10);
  padding:26px 26px 22px;max-width:400px;margin-left:auto;
  font-size:.82rem;
}
.doc-head{border-bottom:2px solid var(--navy);padding-bottom:12px;margin-bottom:14px;}
.doc-head strong{display:block;font-size:1rem;color:var(--ink);letter-spacing:.02em;}
.doc-head span{color:var(--text-soft);font-size:.78rem;}
.doc table{width:100%;border-collapse:collapse;}
.doc th,.doc td{border:1px solid var(--line);padding:6px 8px;text-align:left;color:var(--text);}
.doc th{background:var(--bg-alt);font-weight:600;white-space:nowrap;}
.doc td.num{text-align:right;font-variant-numeric:tabular-nums;}
.doc-total td{font-weight:700;color:var(--ink);background:#FDF6EE;}
.doc-stamp{
  margin-top:14px;display:flex;justify-content:space-between;align-items:center;
  color:var(--text-soft);font-size:.76rem;
}
.doc-stamp b{color:var(--navy);}

@media (max-width:860px){
  .hero{padding:64px 0 72px;}
  .hero-grid{grid-template-columns:1fr;gap:44px;}
  .doc{margin:0 auto;}
}

/* ---------- 문제 제기 ---------- */
.pain-grid{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--line);}
.pain{
  padding:26px 24px;border-bottom:1px solid var(--line);
}
.pain:nth-child(odd){border-right:1px solid var(--line);}
.pain h3{font-size:1.05rem;color:var(--ink);font-weight:700;margin-bottom:8px;}
.pain p{color:var(--text-soft);font-size:.96rem;}
.pain-close{margin-top:36px;font-size:1.15rem;font-weight:700;color:var(--navy);max-width:36em;}
@media (max-width:700px){
  .pain-grid{grid-template-columns:1fr;}
  .pain:nth-child(odd){border-right:none;}
}

/* ---------- 적정가 ---------- */
.fair-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.fair-copy p{margin-bottom:16px;font-size:1.02rem;}
.fair-copy .em{color:var(--ink);font-weight:700;}
.std-list{list-style:none;border-top:2px solid var(--navy);}
.std-list li{padding:20px 4px;border-bottom:1px solid var(--line);}
.std-list b{display:block;color:var(--ink);font-size:1.02rem;margin-bottom:4px;}
.std-list span{color:var(--text-soft);font-size:.95rem;}
@media (max-width:860px){ .fair-grid{grid-template-columns:1fr;gap:36px;} }

/* ---------- 0원 구조 ---------- */
.zero-flow{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:36px;
}
.zero-box{
  background:#fff;border:1px solid var(--line-navy);border-radius:var(--radius);
  padding:22px 20px;text-align:center;
}
.zero-box .who{color:var(--text-soft);font-size:.92rem;}
.zero-box .amt{font-size:1.9rem;font-weight:800;color:var(--navy);line-height:1.2;margin-top:4px;}
.zero-expl{
  border-left:4px solid var(--amber);
  background:#fff;padding:20px 24px;border-radius:0 var(--radius) var(--radius) 0;
  max-width:640px;
}
.zero-expl b{color:var(--ink);}
@media (max-width:700px){ .zero-flow{grid-template-columns:1fr;} }

/* ---------- 프로세스 ---------- */
.steps{list-style:none;counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:28px 24px;}
.steps li{counter-increment:step;position:relative;padding-top:44px;}
.steps li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;top:0;left:0;
  font-size:1.4rem;font-weight:800;color:var(--navy);
  font-variant-numeric:tabular-nums;
}
.steps li::after{
  content:"";position:absolute;top:14px;left:44px;right:0;height:1px;background:var(--line-navy);
}
.steps li:nth-child(4n)::after{display:none;}
.steps b{display:block;color:var(--ink);font-size:1rem;margin-bottom:4px;}
.steps span{color:var(--text-soft);font-size:.9rem;}
@media (max-width:860px){
  .steps{grid-template-columns:1fr 1fr;}
  .steps li:nth-child(4n)::after{display:block;}
  .steps li:nth-child(2n)::after{display:none;}
}
@media (max-width:520px){
  .steps{grid-template-columns:1fr;gap:20px;}
  .steps li::after{display:none!important;}
}

/* ---------- 타깃 진입 ---------- */
.gate-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.gate{
  display:block;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;background:#fff;
}
.gate:hover{border-color:var(--navy);}
.gate .for{font-size:.88rem;color:var(--amber-dark);font-weight:700;}
.gate h3{color:var(--ink);font-size:1.15rem;margin:6px 0 10px;}
.gate p{color:var(--text-soft);font-size:.94rem;margin-bottom:14px;}
.gate .go{font-weight:700;color:var(--navy);font-size:.94rem;}
@media (max-width:860px){ .gate-grid{grid-template-columns:1fr;} }

/* ---------- 구성원 티저 ---------- */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.member img{border-radius:var(--radius);border:1px solid var(--line);}
.member .nm{margin-top:12px;font-weight:800;color:var(--ink);font-size:1.05rem;}
.member .rl{color:var(--text-soft);font-size:.92rem;}
.team-line{margin-top:34px;font-size:1.08rem;color:var(--ink);font-weight:600;max-width:38em;}
@media (max-width:860px){ .team-grid{grid-template-columns:1fr 1fr;} }
@media (max-width:480px){ .team-grid{grid-template-columns:1fr;max-width:340px;} }

/* ---------- 푸터 ---------- */
.site-footer{background:var(--ink);color:#C6D2DC;padding:52px 0 40px;font-size:.88rem;}
.site-footer a{color:#fff;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.foot-brand img{height:26px;filter:brightness(0) invert(1);opacity:.9;}
.foot-brand b{color:#fff;font-size:1rem;}
.foot-legal{line-height:1.9;}
.foot-nav{margin:16px 0;display:flex;gap:18px;flex-wrap:wrap;}
.foot-note{margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);color:#9DAFBD;font-size:.82rem;}