/* ===========================================================
   YS Solus — Warm Trust (네이비 + 골드 + 아이보리)
   다다인포/올데이와 다른 독자 레이아웃·컴포넌트
=========================================================== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@400;500;700&family=Noto+Serif+KR:wght@500;600;700;900&display=swap');

:root{
  --navy:#123049; --navy-2:#0d2438; --navy-soft:#20476a;
  --gold:#c0973f; --gold-2:#a97f2c; --gold-soft:#e3c987; --gold-line:#e7d9b5; --gold-wash:#f6efdd;
  --ivory:#f8f3ea; --ivory-2:#f2ead9; --paper:#fffdf8;
  --ink:#2c2a25; --ink-2:#6f6a5f; --line:#e8dfce;
  --serif:'Noto Serif KR',serif; --sans:'Noto Sans KR',sans-serif;
  --radius:16px; --shadow:0 18px 44px -22px rgba(60,45,15,.35);
  --shadow-soft:0 10px 30px -18px rgba(60,45,15,.28);
  --wrap:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--ivory);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 26px}

/* 공통 타이포 */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--sans);font-weight:700;font-size:12px;letter-spacing:.16em;color:var(--gold-2);text-transform:uppercase}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold);display:inline-block}
h1,h2,h3,h4{font-family:var(--serif);color:var(--navy);font-weight:700;line-height:1.25;letter-spacing:-.01em}
.sec{padding:96px 0}
.sec.ivory{background:var(--ivory)}
.sec.paper{background:var(--paper)}
.sec.navy{background:var(--navy);color:#eaf0f6}
.sec.navy h1,.sec.navy h2,.sec.navy h3{color:#fff}
.sec-head{max-width:760px;margin-bottom:52px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(26px,3.4vw,40px);margin:16px 0 14px}
.sec-head p{color:var(--ink-2);font-size:16.5px}
.sec.navy .sec-head p{color:#b9c6d4}

/* 버튼 */
.btn{display:inline-flex;align-items:center;gap:9px;font-weight:700;font-size:15px;padding:14px 26px;border-radius:9px;transition:.25s;cursor:pointer;border:1.5px solid transparent}
.btn-gold{background:var(--gold);color:#1a1206;box-shadow:0 12px 26px -12px rgba(192,151,63,.7)}
.btn-gold:hover{background:var(--gold-2);transform:translateY(-2px)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2);transform:translateY(-2px)}
.btn-line{background:transparent;border-color:var(--navy);color:var(--navy)}
.btn-line:hover{background:var(--navy);color:#fff}
.btn-goldline{background:transparent;border-color:var(--gold);color:var(--gold-2)}
.btn-goldline:hover{background:var(--gold);color:#1a1206}
.sec.navy .btn-line{border-color:rgba(255,255,255,.5);color:#fff}
.sec.navy .btn-line:hover{background:#fff;color:var(--navy)}

/* ── 상단 정보바 ── */
.topbar{background:var(--navy-2);color:#c7d2de;font-size:12.5px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:40px}
.topbar .l{display:flex;gap:20px}.topbar b{color:#fff}.topbar .g{color:var(--gold-soft);font-weight:700}
.topbar .r{color:#9fb0c0;letter-spacing:.02em}
@media(max-width:760px){.topbar .r{display:none}}

/* ── 네비 ── */
.nav{position:sticky;top:0;z-index:50;background:rgba(248,243,234,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:92px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:64px;width:auto}
.brand .bt{display:flex;flex-direction:column;line-height:1.1}
.brand .bt b{font-family:var(--serif);font-size:29px;font-weight:900;color:var(--navy);letter-spacing:.01em}
.brand .bt small{font-size:11.5px;letter-spacing:.2em;color:var(--gold-2);font-weight:700;margin-top:3px}
@media(max-width:420px){.brand img{height:50px}.brand .bt small{display:none}.brand .bt b{font-size:23px}}
.links{display:flex;align-items:center;gap:6px}
.navitem{position:relative}
.navitem>a{padding:10px 16px;font-weight:500;font-size:15px;color:var(--ink);border-radius:8px;display:inline-block}
.navitem>a:hover,.navitem>a.active{color:var(--navy);background:var(--gold-wash)}
.dropdown{position:absolute;top:100%;left:0;background:var(--paper);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;min-width:210px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s}
.navitem:hover .dropdown{opacity:1;visibility:visible;transform:translateY(4px)}
.dropdown a{display:block;padding:10px 14px;font-size:14px;border-radius:8px;color:var(--ink-2)}
.dropdown a:hover{background:var(--gold-wash);color:var(--navy)}
.nav-cta{margin-left:10px;background:var(--gold);color:#1a1206;padding:11px 22px;border-radius:9px;font-weight:700;font-size:14.5px;transition:.25s}
.nav-cta:hover{background:var(--gold-2)}
.burger{display:none;background:none;border:0;font-size:26px;color:var(--navy);cursor:pointer}
@media(max-width:940px){
  .burger{display:block}
  .links{position:fixed;inset:132px 0 auto 0;background:var(--paper);flex-direction:column;align-items:stretch;gap:0;padding:14px 20px 24px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none}
  .links.open{display:flex}
  .navitem>a{padding:14px 8px;border-radius:0;border-bottom:1px solid var(--line)}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 8px 14px}
  .nav-cta{margin:12px 0 0}
}

/* ══════════════ HERO (비대칭 스플릿) ══════════════ */
.hero{background:linear-gradient(180deg,var(--ivory),var(--ivory-2));position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:84px 26px 96px}
.hero-eyebrow{margin-bottom:22px}
.hero h1{font-size:clamp(34px,5vw,62px);font-weight:900;line-height:1.12}
.hero h1 .g{color:var(--gold-2);position:relative}
.hero h1 .g::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:12px;background:var(--gold-wash);z-index:-1}
.hero .lead{font-size:17.5px;color:var(--ink-2);margin:26px 0 32px;max-width:520px}
.hero .lead b{color:var(--navy)}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-meta{margin-top:34px;display:flex;gap:30px;flex-wrap:wrap}
.hero-meta .m .n{font-family:var(--serif);font-size:26px;font-weight:900;color:var(--navy)}
.hero-meta .m .k{font-size:12.5px;color:var(--ink-2)}
.hero-meta .m{border-left:2px solid var(--gold);padding-left:14px}

/* 히어로 우측: 아치형 네이비 패널 + 골드 엠블럼 */
.hero-panel{position:relative;aspect-ratio:1/1.08;border-radius:200px 200px 22px 22px;background:linear-gradient(160deg,var(--navy),var(--navy-2));box-shadow:var(--shadow);overflow:hidden;display:flex;align-items:center;justify-content:center}
.hero-panel::before{content:"";position:absolute;inset:14px;border:1.5px solid rgba(220,190,120,.4);border-radius:190px 190px 14px 14px}
.hero-panel .emblem{text-align:center;color:#fff;z-index:2;padding:20px}
.hero-panel .ring{width:150px;height:150px;border-radius:50%;border:2px solid rgba(220,190,120,.5);display:flex;align-items:center;justify-content:center;margin:0 auto 22px;position:relative}
.hero-panel .ring::after{content:"";position:absolute;width:12px;height:12px;background:var(--gold);border-radius:50%;top:-6px;left:50%;transform:translateX(-50%)}
.hero-panel .ring span{font-family:var(--serif);font-size:52px;font-weight:900;color:var(--gold-soft)}
.hero-panel .emblem .t{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:.02em}
.hero-panel .emblem .s{font-size:12px;color:#9fb0c0;letter-spacing:.22em;margin-top:8px}
.hero-panel .dots{position:absolute;bottom:26px;left:0;right:0;display:flex;justify-content:center;gap:8px}
.hero-panel .dots i{width:7px;height:7px;border-radius:50%;background:rgba(220,190,120,.45)}
.hero-panel .dots i:nth-child(2){background:var(--gold)}
@media(max-width:940px){
  .hero .wrap{grid-template-columns:1fr;gap:40px}
  .hero-panel{max-width:360px;margin:0 auto;aspect-ratio:1/1}
}

/* ══════════════ 골드 통계 리본 ══════════════ */
.ribbon{background:var(--navy);color:#fff}
.ribbon .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.ribbon .st{padding:40px 26px;text-align:center;position:relative}
.ribbon .st+.st::before{content:"";position:absolute;left:0;top:28px;bottom:28px;width:1px;background:rgba(220,190,120,.3)}
.ribbon .n{font-family:var(--serif);font-size:34px;font-weight:900;color:var(--gold-soft);line-height:1}
.ribbon .k{font-size:13px;color:#b9c6d4;margin-top:10px}
@media(max-width:760px){.ribbon .wrap{grid-template-columns:1fr 1fr}.ribbon .st:nth-child(3)::before,.ribbon .st:nth-child(1)::before{display:none}}

/* ══════════════ 소개 스플릿 (아치 프레임) ══════════════ */
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.split.rev{grid-template-columns:1.1fr .9fr}
.frame{aspect-ratio:4/3.4;border-radius:180px 22px 22px 22px;background:linear-gradient(155deg,var(--navy),var(--navy-2));position:relative;overflow:hidden;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center}
.frame::before{content:"";position:absolute;inset:16px;border:1.5px solid rgba(220,190,120,.35);border-radius:168px 14px 14px 14px}
.frame .lab{position:relative;z-index:2;text-align:center;color:var(--gold-soft);font-family:var(--serif);font-weight:700;font-size:22px;letter-spacing:.04em}
.frame .lab small{display:block;color:#8ea1b3;font-family:var(--sans);font-size:12px;letter-spacing:.2em;margin-top:8px;font-weight:400}
.prose h3{font-size:26px;margin-bottom:16px}
.prose p{color:var(--ink-2);margin-bottom:14px}
.prose .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.prose .tags span{background:var(--gold-wash);color:var(--gold-2);border:1px solid var(--gold-line);border-radius:30px;padding:7px 15px;font-size:12.5px;font-weight:700}
@media(max-width:860px){.split,.split.rev{grid-template-columns:1fr;gap:34px}.frame{max-width:420px}}

/* ══════════════ 솔루션 — 큰 번호 가로 행 ══════════════ */
.rows{border-top:1px solid var(--line)}
.row-item{display:grid;grid-template-columns:150px 1fr auto;gap:34px;align-items:center;padding:34px 10px;border-bottom:1px solid var(--line);cursor:pointer;transition:.25s;position:relative}
.row-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:0;background:var(--gold);transition:.25s}
.row-item:hover{background:var(--paper);padding-left:24px}
.row-item:hover::before{width:4px}
.row-num{font-family:var(--serif);font-size:56px;font-weight:900;color:transparent;-webkit-text-stroke:1.5px var(--gold);line-height:1}
.row-item:hover .row-num{color:var(--gold);-webkit-text-stroke:0}
.row-body h3{font-size:23px;margin-bottom:7px}
.row-body p{color:var(--ink-2);font-size:15px;max-width:640px}
.row-go{color:var(--gold-2);font-weight:700;font-size:14px;white-space:nowrap;opacity:.6;transition:.25s}
.row-item:hover .row-go{opacity:1;transform:translateX(4px)}
@media(max-width:760px){
  .row-item{grid-template-columns:70px 1fr;gap:18px;padding:26px 6px}
  .row-num{font-size:38px}.row-go{display:none}
}

/* ══════════════ 절차 — 골드 세로 타임라인 ══════════════ */
.timeline{position:relative;max-width:760px;margin:0 auto;padding-left:20px}
.timeline::before{content:"";position:absolute;left:19px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--gold),var(--gold-line))}
.tl{position:relative;padding:0 0 38px 56px}
.tl:last-child{padding-bottom:0}
.tl::before{content:"";position:absolute;left:9px;top:2px;width:22px;height:22px;border-radius:50%;background:var(--paper);border:3px solid var(--gold)}
.tl .st{font-family:var(--sans);font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--gold-2)}
.tl h4{font-size:19px;margin:6px 0 6px}
.tl p{color:var(--ink-2);font-size:15px}

/* ══════════════ 강점 카드 (골드 상단 룰 + 번호) ══════════════ */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:34px 30px;border-top:3px solid var(--gold);transition:.28s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-soft)}
.card .idx{font-family:var(--serif);font-size:20px;font-weight:900;color:var(--gold-2);margin-bottom:14px}
.card h4{font-size:19px;margin-bottom:10px}
.card p{color:var(--ink-2);font-size:14.5px}
@media(max-width:860px){.grid3{grid-template-columns:1fr}}

/* ══════════════ FAQ ══════════════ */
.faq{max-width:820px;margin:0 auto}
.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden}
.faq-q{padding:20px 24px;font-family:var(--serif);font-weight:600;color:var(--navy);font-size:16.5px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-q .x{color:var(--gold);font-size:22px;transition:.25s;flex:0 0 auto}
.faq-item.open .faq-q .x{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a div{padding:0 24px 22px;color:var(--ink-2);font-size:15px}

/* ══════════════ CTA ══════════════ */
.cta{text-align:center;max-width:720px;margin:0 auto}
.cta h2{font-size:clamp(26px,3.4vw,38px);margin:16px 0 14px}
.cta p{color:#b9c6d4;margin-bottom:22px}
.cta .phone{font-family:var(--serif);font-size:30px;font-weight:900;color:var(--gold-soft);margin-bottom:24px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ══════════════ 기업개요 표 ══════════════ */
.info{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-soft);max-width:900px;margin:0 auto}
.info .r{display:grid;grid-template-columns:210px 1fr;border-bottom:1px solid var(--line)}
.info .r:last-child{border-bottom:0}
.info .k{padding:17px 26px;background:var(--gold-wash);font-weight:700;color:var(--navy);font-size:14px;border-right:1px solid var(--line)}
.info .v{padding:17px 26px;color:var(--ink);font-size:14.5px}
@media(max-width:560px){.info .r{grid-template-columns:110px 1fr}.info .k,.info .v{padding:14px 16px}}

/* ══════════════ 문의 폼 ══════════════ */
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.contact .side{background:linear-gradient(160deg,var(--navy),var(--navy-2));color:#fff;padding:44px 40px}
.contact .side h2{color:#fff;font-size:26px;margin-bottom:14px}
.contact .side p{color:#b9c6d4;font-size:15px;margin-bottom:26px}
.contact .side .row{display:flex;gap:12px;align-items:flex-start;margin-bottom:16px;font-size:14px;color:#dfe7ef}
.contact .side .row svg{width:20px;height:20px;flex:0 0 auto;color:var(--gold-soft);margin-top:2px}
.contact .form{background:var(--paper);padding:44px 40px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--navy);margin-bottom:7px}
.field label .req{color:var(--gold-2)}
.field input,.field select,.field textarea{width:100%;border:1.5px solid var(--line);border-radius:9px;padding:12px 14px;font-family:var(--sans);font-size:14.5px;color:var(--ink);background:#fff;transition:.2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--gold)}
.field textarea{min-height:110px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.consent{margin:8px 0 16px;font-size:12.5px;color:var(--ink-2)}
.consent .chk{display:flex;gap:8px;align-items:flex-start}
.consent a{color:var(--gold-2);font-weight:700}
.consent .detail{margin-top:8px;font-size:11.5px;color:#9a9488}
.consent .detail{color:#9a9488}
.inq-submit{display:flex;align-items:center;gap:16px}
.toast{font-size:13px;font-weight:700;opacity:0;transition:.3s}
.toast.show{opacity:1}
.form-note{font-size:12px;color:var(--ink-2);margin-top:14px}
@media(max-width:820px){.contact{grid-template-columns:1fr}.row2{grid-template-columns:1fr}}

/* ══════════════ 연동 밴드(골드 라인 태그) ══════════════ */
.proto{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;max-width:820px;margin:30px auto 0}
.proto span{border:1.5px solid var(--gold-line);color:var(--gold-2);background:var(--gold-wash);border-radius:8px;padding:9px 16px;font-size:13px;font-weight:700;font-family:var(--sans)}

/* ══════════════ 페이지 상단 ══════════════ */
.page-top{padding-top:66px}
.page-top h1{font-size:clamp(30px,4.4vw,48px);font-weight:900}
.rich-lead{max-width:820px;color:var(--ink-2);font-size:16.5px;margin-top:16px}
.rich-lead b{color:var(--navy)}

/* ── 푸터 ── */
footer{background:var(--navy-2);color:#c7d2de;padding:60px 0 26px}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.foot-brand img{height:44px;background:#fff;border-radius:9px;padding:6px 8px}
.foot-brand .fb-t{font-family:var(--serif);font-size:20px;font-weight:900;color:#fff}
.foot-meta{font-size:13px;color:#9fb0c0;line-height:1.9}
.foot-col h5{color:var(--gold-soft);font-family:var(--sans);font-size:13px;letter-spacing:.06em;margin-bottom:14px;font-weight:700}
.foot-col a{display:block;color:#b9c6d4;font-size:13.5px;padding:5px 0}
.foot-col a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;padding-top:22px;font-size:12.5px;color:#8ea1b3}
.foot-bottom a{color:#b9c6d4}
@media(max-width:860px){.foot-top{grid-template-columns:1fr 1fr}}

/* 스크롤 등장 */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}

/* 솔루션 모달 */
.modal-ov{position:fixed;inset:0;background:rgba(18,30,45,.55);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal-ov.open{display:flex}
.modal{background:var(--paper);border-radius:var(--radius);max-width:600px;width:100%;max-height:88vh;overflow:auto;box-shadow:var(--shadow);border-top:4px solid var(--gold)}
.modal-head{padding:30px 34px 20px;position:relative}
.modal-close{position:absolute;top:20px;right:22px;background:var(--ivory-2);border:0;width:34px;height:34px;border-radius:50%;font-size:20px;color:var(--ink-2);cursor:pointer}
.modal-close:hover{background:var(--gold-wash);color:var(--navy)}
.modal .meyebrow{color:var(--gold-2);font-weight:700;font-size:12px;letter-spacing:.14em;text-transform:uppercase}
.modal h3{font-size:25px;margin:8px 0 10px}
.modal .mintro{color:var(--ink-2);font-size:15px}
.modal-body{padding:6px 34px 20px}
.mlabel{font-family:var(--sans);font-weight:700;color:var(--navy);font-size:13px;letter-spacing:.04em;margin:18px 0 12px}
.mstep{display:flex;gap:14px;margin-bottom:14px}
.mno{flex:0 0 auto;width:28px;height:28px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;font-size:13px;display:flex;align-items:center;justify-content:center;font-family:var(--serif)}
.mstep .mtxt b{display:block;color:var(--navy);font-size:14.5px;font-family:var(--serif)}
.mstep .mtxt span{color:var(--ink-2);font-size:13.5px}
.mpoints ul{list-style:none}
.mpoints li{padding-left:24px;position:relative;color:var(--ink);font-size:14px;margin-bottom:8px}
.mpoints li::before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:900}
.modal-foot{padding:20px 34px 28px;border-top:1px solid var(--line);display:flex;align-items:center;gap:16px}
.modal-foot .mhint{color:var(--ink-2);font-size:12.5px}