/* 플린이펙트학원 — style */
:root{
  --blue:#1652c4; --blue-d:#0f3a8f; --navy:#0b1f4d; --sky:#eaf1ff; --sky-2:#f5f8ff;
  --gold:#f4b400; --kakao:#fee500; --kakao-ink:#191600;
  --ink:#141a2b; --muted:#5b6478; --line:#e4e8f0; --bg:#fff; --soft:#f6f8fc;
  --r:16px; --max:1180px; --hh:72px;
  --sab:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;word-break:keep-all;overflow-wrap:break-word;-webkit-font-smoothing:antialiased;overflow-x:hidden}
html[lang="zh-CN"] body{word-break:normal}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}

/* ───────── header ───────── */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.header-row{height:var(--hh);display:flex;align-items:center;gap:24px}
.brand{min-width:0;display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:-.02em;color:var(--navy);white-space:nowrap;flex-shrink:0}
.brand img{width:44px;height:44px;border-radius:50%;flex-shrink:0}
.brand span{overflow:hidden;text-overflow:ellipsis}
.gnb{display:flex;gap:2px;margin:0 auto}
.gnb a{position:relative;padding:10px 12px;font-size:15.5px;font-weight:700;color:#38425a;border-radius:8px;white-space:nowrap;transition:color .15s}
.gnb a:hover{color:var(--blue)}
.gnb a.active{color:var(--blue)}
.gnb a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:-15px;height:3px;background:var(--blue);border-radius:3px}
.header-right{display:flex;align-items:center;gap:10px;flex-shrink:0;margin-left:auto}
.gnb + .header-right{margin-left:0}
.lang{display:flex;background:var(--soft);border:1px solid var(--line);border-radius:999px;padding:3px}
.lang button{border:0;background:transparent;min-width:38px;height:32px;padding:0 8px;border-radius:999px;font-size:13.5px;font-weight:800;color:var(--muted)}
.lang button.on{background:var(--navy);color:#fff}
.btn-kakao{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--kakao);color:var(--kakao-ink);font-weight:800;border-radius:999px;padding:14px 26px;font-size:16px;transition:filter .15s,transform .15s}
.btn-kakao:hover{filter:brightness(.96);transform:translateY(-1px)}
.btn-kakao svg{width:20px;height:20px;fill:currentColor}
.btn-kakao-sm{padding:9px 16px;font-size:14px}
.hamburger{display:none;width:44px;height:44px;border:0;background:none;border-radius:10px}
.hamburger span{display:block;width:22px;height:2px;background:var(--ink);margin:5px auto;border-radius:2px;transition:transform .2s,opacity .2s}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.drawer{display:none}

/* ───────── buttons ───────── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 26px;border-radius:999px;font-weight:800;font-size:16px;transition:transform .15s,background .15s,box-shadow .15s;min-height:48px}
.btn:hover{transform:translateY(-1px)}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 8px 20px rgba(22,82,196,.25)}
.btn-blue:hover{background:var(--blue-d)}
.btn-line{border:1.5px solid rgba(255,255,255,.5);color:#fff}
.btn-line:hover{background:rgba(255,255,255,.1)}
.btn-outline{border:1.5px solid var(--blue);color:var(--blue)}
.btn-outline:hover{background:var(--sky)}

/* ───────── hero ───────── */
.hero{position:relative;overflow:hidden;color:#fff;background:linear-gradient(120deg,#0a1d4a 0%,#123a8c 55%,#1d5fd6 100%)}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 400px at 85% 20%,rgba(255,255,255,.14),transparent 60%),radial-gradient(500px 300px at 10% 110%,rgba(244,180,0,.18),transparent 60%)}
.hero-in{position:relative;display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center;padding:110px 20px}
.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);font-size:14px;font-weight:700;margin-bottom:22px}
.badge::before{content:"";flex-shrink:0;width:7px;height:7px;border-radius:50%;background:var(--gold)}
.hero h1{font-size:clamp(34px,5.6vw,62px);line-height:1.2;font-weight:800;letter-spacing:-.035em;margin-bottom:22px}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero p.lead{font-size:clamp(16px,1.8vw,19px);color:rgba(255,255,255,.82);margin-bottom:34px;max-width:620px}
.hero p.lead strong{color:#fff}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-photo{position:relative;justify-self:center;display:block;isolation:isolate;width:min(360px,100%);aspect-ratio:4/5;border-radius:28px;overflow:hidden;background:#fff;border:6px solid rgba(255,255,255,.9);box-shadow:0 30px 80px rgba(0,0,0,.35)}
.hero-photo{animation:fe-fadein 1.2s ease both}
@keyframes fe-fadein{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.hs-track{display:flex;height:100%;transition:transform .9s cubic-bezier(.65,0,.35,1);will-change:transform}
.hs-slide{position:relative;flex:0 0 100%;height:100%;display:block}
.hs-slide img{width:100%;height:100%;object-fit:cover;object-position:center top}
.hs-slide img[src*="academy"]{object-position:center center}
.hs-dots{position:absolute;top:14px;left:0;right:0;display:flex;justify-content:center;gap:6px;pointer-events:none}
.hs-dots i{width:8px;height:8px;border-radius:999px;background:rgba(255,255,255,.6);box-shadow:0 1px 4px rgba(0,0,0,.25);transition:width .3s,background .3s}
.hs-dots i.on{width:22px;background:#fff}
@media (prefers-reduced-motion:reduce){.hero-photo{animation:none}.hs-track{transition:none}}
.hero-photo-tag{position:absolute;left:14px;right:14px;bottom:14px;background:rgba(255,255,255,.94);color:var(--navy);border-radius:16px;padding:12px 16px;text-align:center;backdrop-filter:blur(6px)}
.hero-photo-tag small{display:block;font-size:13px;font-weight:700;color:var(--blue)}
.hero-photo-tag b{display:block;font-size:20px;font-weight:800;letter-spacing:-.02em;line-height:1.3}

/* ───────── sections ───────── */
section.sec{padding:100px 0}
section.sec.soft{background:var(--soft)}
section.sec.sky{background:var(--sky-2)}
.sec-head{text-align:center;max-width:760px;margin:0 auto 52px}
.eyebrow{display:inline-block;font-size:14px;font-weight:800;color:var(--blue);letter-spacing:.04em;margin-bottom:12px}
.sec-head h2,.h2{font-size:clamp(26px,3.6vw,40px);line-height:1.3;font-weight:800;letter-spacing:-.03em}
.sec-head p{margin-top:16px;color:var(--muted);font-size:17px}
.sec-head p strong{color:var(--ink)}
.h3{font-size:clamp(21px,2.4vw,26px);font-weight:800;letter-spacing:-.02em;margin-bottom:18px}

.problems{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.problem{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px}
.problem i{flex-shrink:0;width:30px;height:30px;border-radius:50%;background:#fff3f0;color:#e5484d;font-style:normal;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:15px}
.problem p{font-weight:600;font-size:16px}
.bridge{margin-top:44px;text-align:center;font-size:clamp(18px,2.2vw,22px);font-weight:600;line-height:1.7}
.bridge span{color:#e5484d;font-weight:800}
.bridge strong{color:var(--blue);font-weight:800}

.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pillar{background:#fff;border-radius:20px;padding:36px 30px;border:1px solid var(--line);transition:transform .2s,box-shadow .2s}
.pillar:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(11,31,77,.08)}
.pillar .num{font-size:15px;font-weight:800;color:#fff;background:var(--blue);width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.pillar h3{font-size:21px;font-weight:800;margin-bottom:10px}
.pillar p{color:var(--muted);font-size:15.5px}
.center{text-align:center;margin-top:40px}

/* results cards */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;display:flex;flex-direction:column}
.case-top{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;margin-bottom:18px}
.case-top b{display:block;font-size:17px}
.case-top small{color:var(--muted);font-size:14px}
.pill{flex-shrink:0;font-size:12.5px;font-weight:800;color:var(--blue);background:var(--sky);padding:5px 11px;border-radius:999px;white-space:nowrap}
.change{display:flex;align-items:center;gap:12px;background:var(--soft);border-radius:14px;padding:16px;margin-bottom:16px;justify-content:center}
.change .before{font-size:20px;font-weight:700;color:#9aa3b5;text-decoration:line-through}
.change .after{font-size:26px;font-weight:800;color:var(--blue)}
.change svg{width:22px;height:22px;color:var(--gold)}
.case p{color:#3d4559;font-size:15px}

/* CTA band */
.cta-band{background:linear-gradient(120deg,#0a1d4a,#1652c4);color:#fff;text-align:center;padding:84px 0}
.cta-band h2{font-size:clamp(24px,3.4vw,36px);line-height:1.35;font-weight:800;letter-spacing:-.03em;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.8);margin-bottom:30px;font-size:17px}

/* ───────── sub pages ───────── */
.sub-hero{background:linear-gradient(120deg,#0a1d4a 0%,#123a8c 60%,#1d5fd6 100%);color:#fff;padding:72px 0 64px;position:relative;overflow:hidden}
.sub-hero::after{content:"";position:absolute;right:-80px;top:-80px;width:340px;height:340px;border-radius:50%;border:50px solid rgba(255,255,255,.06)}
.sub-hero .eyebrow{color:var(--gold)}
.sub-hero h1{font-size:clamp(30px,4.6vw,48px);font-weight:800;letter-spacing:-.03em;line-height:1.25}
.sub-hero p{margin-top:12px;color:rgba(255,255,255,.8);font-size:17px;max-width:680px}
.crumb{font-size:13.5px;color:rgba(255,255,255,.6);margin-bottom:14px}
.crumb a:hover{color:#fff}
.page{padding:80px 0}
.page > .wrap > * + *{margin-top:72px}
.narrow{max-width:860px;margin-left:auto;margin-right:auto}

/* principal */
.principal{display:grid;grid-template-columns:320px 1fr;gap:56px;align-items:start}
.principal-card{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;text-align:center;position:sticky;top:calc(var(--hh) + 80px);box-shadow:0 18px 40px rgba(11,31,77,.08)}
.ceo-photo{aspect-ratio:4/5;background:var(--sky-2)}
.ceo-photo img{width:100%;height:100%;object-fit:cover;object-position:center top}
.ceo-name{padding:20px 20px 24px;border-top:3px solid var(--blue)}
.principal-card b{display:block;font-size:26px;font-weight:800;color:var(--navy);letter-spacing:-.02em}
.principal-card span{display:block;color:var(--blue);font-size:14px;font-weight:700}
.quote{position:relative;font-size:clamp(20px,2.4vw,26px);font-weight:700;line-height:1.6;letter-spacing:-.02em;padding:6px 0 6px 28px;border-left:4px solid var(--gold);margin-bottom:34px;color:var(--navy)}
.prose p{color:#3d4559;font-size:17px;margin-bottom:16px}
.prose strong{color:var(--blue)}
.video{position:relative;aspect-ratio:16/9;border-radius:20px;overflow:hidden;background:#000;box-shadow:0 18px 40px rgba(11,31,77,.12)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.yt-link{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-weight:700;color:#e5484d}
.yt-link svg{width:22px;height:22px;fill:currentColor}

/* philosophy */
.info-box{background:var(--sky-2);border:1px solid #d9e4fb;border-radius:24px;padding:40px}
.info-box p{font-size:17px;color:#3d4559}
.info-box strong{color:var(--blue)}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare > div{border-radius:20px;padding:32px;border:1px solid var(--line)}
.compare .other{background:#fafafa}
.compare .ours{background:var(--sky-2);border-color:#c9d9fb}
.compare h3{font-size:19px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.compare li{list-style:none;display:flex;gap:10px;padding:8px 0;font-size:16px;font-weight:600}
.compare li i{flex-shrink:0;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-style:normal;font-size:12px;font-weight:800;margin-top:3px}
.compare .other li i{background:#ffe6e6;color:#e5484d}
.compare .other li{color:#6b7385}
.compare .ours li i{background:var(--blue);color:#fff}
.principles{display:grid;gap:16px;counter-reset:p}
.principle{display:flex;gap:22px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px}
.principle b{flex-shrink:0;width:52px;height:52px;border-radius:14px;background:var(--navy);color:var(--gold);font-size:22px;font-weight:800;display:flex;align-items:center;justify-content:center}
.principle h3{font-size:19px;font-weight:800;margin-bottom:6px}
.principle p{color:var(--muted);font-size:15.5px}

/* curriculum */
.roadmap{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stage{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;display:flex;flex-direction:column}
.stage-head{padding:24px 24px 20px;color:#fff}
.stage:nth-child(1) .stage-head{background:#2f9e6b}
.stage:nth-child(2) .stage-head{background:#1d6fe0}
.stage:nth-child(3) .stage-head{background:#6346d8}
.stage:nth-child(4) .stage-head{background:#0b1f4d}
.stage-head small{font-weight:700;opacity:.85;font-size:13.5px}
.stage-head h3{font-size:22px;font-weight:800;margin-top:2px}
.stage-head .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.stage-head .tags span{font-size:12.5px;font-weight:700;background:rgba(255,255,255,.18);padding:4px 10px;border-radius:999px}
.stage-body{padding:22px 24px 26px;flex:1}
.stage-body p{color:#3d4559;font-size:15px;margin-bottom:16px}
.stage-body h4{font-size:13px;font-weight:800;color:var(--blue);letter-spacing:.04em;margin-bottom:8px}
.checks{list-style:none}
.checks li{position:relative;padding:5px 0 5px 26px;font-size:15px;font-weight:600}
.checks li::before{content:"";position:absolute;left:2px;top:12px;width:12px;height:7px;border-left:2.5px solid var(--gold);border-bottom:2.5px solid var(--gold);transform:rotate(-45deg)}
.ops{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.op{background:var(--soft);border-radius:18px;padding:26px}
.op b{display:block;font-size:18px;font-weight:800;margin-bottom:6px;color:var(--navy)}
.op p{color:var(--muted);font-size:15px}

/* reviews */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{background:var(--soft);border-radius:20px;padding:28px;display:flex;flex-direction:column;gap:16px}
.stars{color:var(--gold);letter-spacing:2px;font-size:17px}
.review p{font-size:15.5px;color:#3d4559;flex:1}
.review .who{display:flex;align-items:center;gap:12px}
.review .who i{width:40px;height:40px;border-radius:50%;background:var(--blue);color:#fff;font-style:normal;font-weight:800;display:flex;align-items:center;justify-content:center}
.review .who b{display:block;font-size:15px}
.review .who small{color:var(--muted)}

/* teachers */
.group + .group{margin-top:72px}
.group-head{margin-bottom:28px}
.group-head p{color:var(--muted);margin-top:4px}
.teachers{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.teacher{border:1px solid var(--line);border-radius:22px;overflow:hidden;background:#fff;transition:box-shadow .2s,transform .2s}
.teacher:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(11,31,77,.08)}
.teacher-top{background:linear-gradient(135deg,var(--sky) 0%,#fff 100%);padding:26px 24px 20px;display:flex;gap:16px;align-items:center}
.avatar{flex-shrink:0;width:60px;height:60px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;font-size:22px;display:flex;align-items:center;justify-content:center}
.teacher-top small{color:var(--blue);font-weight:800;font-size:13px}
.teacher-top b{display:block;font-size:20px;font-weight:800}
.teacher-body{padding:20px 24px 24px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.chips span{font-size:12.5px;font-weight:700;background:var(--soft);border:1px solid var(--line);padding:4px 10px;border-radius:999px}
.teacher dl{display:grid;gap:10px}
.teacher dt{font-size:12.5px;font-weight:800;color:var(--muted)}
.teacher dd{font-size:15px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:20px}
.kakao-card{background:var(--kakao);border-radius:24px;padding:40px;color:var(--kakao-ink);display:flex;flex-direction:column;gap:16px}
.kakao-card .ic{width:60px;height:60px;border-radius:18px;background:var(--kakao-ink);display:flex;align-items:center;justify-content:center}
.kakao-card .ic svg{width:34px;height:34px;fill:var(--kakao)}
.kakao-card h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;letter-spacing:-.02em}
.kakao-card p{font-size:16px;opacity:.8}
.kakao-card .btn{background:var(--kakao-ink);color:var(--kakao);align-self:flex-start;padding:16px 30px;font-size:17px}
.phone-card{border:1px solid var(--line);border-radius:24px;padding:32px;display:flex;flex-direction:column;gap:14px}
.phone-card h2{font-size:22px;font-weight:800}
.phone-card p{color:var(--muted)}
.phone-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;border-radius:14px;background:var(--soft);font-weight:700}
.phone-row a{color:var(--blue);font-weight:800;font-size:17px;white-space:nowrap}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step{border:1px solid var(--line);border-radius:20px;padding:26px;position:relative}
.step b{display:flex;width:40px;height:40px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;align-items:center;justify-content:center;margin-bottom:14px}
.step h3{font-size:17px;font-weight:800;margin-bottom:4px}
.step p{color:var(--muted);font-size:15px}

/* location */
.branches{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.branch{border:1px solid var(--line);border-radius:24px;overflow:hidden;background:#fff}
.branch .map{aspect-ratio:4/3;background:var(--soft)}
.branch .map iframe{width:100%;height:100%;border:0;display:block}
.branch-body{padding:28px}
.branch-body h2{font-size:22px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.branch-body h2::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--blue)}
.branch dl{display:grid;grid-template-columns:80px 1fr;gap:10px 12px;font-size:15.5px;margin-bottom:22px}
.branch dt{color:var(--muted);font-weight:700}
.branch dd{font-weight:600}
.branch dd small{display:block;color:var(--muted);font-weight:500;font-size:13.5px}
.branch dd a{color:var(--blue)}
.branch-actions{display:flex;gap:10px;flex-wrap:wrap}
.btn-naver{background:#03c75a;color:#fff}
.btn-naver:hover{background:#02b350}

/* ───────── footer ───────── */
.site-footer{background:#0b1430;color:#a9b2c7;padding:56px 0 40px;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1.4fr;gap:40px}
.f-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:14px}
.f-brand img{width:42px;height:42px;border-radius:50%;background:#fff}
.site-footer p{white-space:pre-line}
.site-footer h3{color:#fff;font-size:15px;font-weight:800;margin-bottom:14px}
.f-links{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:6px 16px}
.f-links a:hover{color:#fff}
.f-branch + .f-branch{margin-top:14px}
.f-branch b{color:#8db4ff;font-size:13.5px}
.f-branch a{color:#fff}
.f-copy{grid-column:1/-1;border-top:1px solid #1e2849;padding-top:22px;font-size:13px;color:#6f7a94}

/* floating + mobile bar */
.fab-kakao{position:fixed;right:24px;bottom:28px;z-index:90;width:72px;height:72px;border-radius:50%;background:var(--kakao);color:var(--kakao-ink);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;box-shadow:0 10px 30px rgba(0,0,0,.18);font-size:11px;font-weight:800;transition:transform .15s;text-align:center;line-height:1.1}
.fab-kakao:hover{transform:scale(1.06)}
.fab-kakao svg{width:26px;height:26px;fill:currentColor}
.mobile-bar{display:none}
.fab-music{position:fixed;right:32px;bottom:116px;z-index:90;width:56px;height:56px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:24px;line-height:1;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(11,31,77,.16);transition:transform .15s}
.fab-music:hover{transform:scale(1.06)}
.fab-music[hidden]{display:none}
.fab-music.on{border:2px solid var(--blue)}
.fab-music.playing{animation:fe-beat 1.6s ease-in-out infinite}
@keyframes fe-beat{0%,100%{box-shadow:0 0 0 0 rgba(22,82,196,.45),0 8px 24px rgba(11,31,77,.16)}50%{box-shadow:0 0 0 10px rgba(22,82,196,0),0 8px 24px rgba(11,31,77,.16)}}
@media (prefers-reduced-motion:reduce){.fab-music.playing{animation:none}}
.bgm-holder{position:fixed;left:-10000px;top:0;width:200px;height:200px;overflow:hidden;opacity:0;pointer-events:none}

/* reveal */
.rv{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* ───────── responsive ───────── */
@media (max-width:1240px){
  .gnb,.hide-mobile{display:none}
  .hamburger{display:block}
  .header-right{margin-left:auto}
  .drawer{display:block;max-height:0;overflow:hidden;transition:max-height .3s ease;background:#fff}
  .drawer.open{max-height:80vh;border-top:1px solid var(--line);overflow-y:auto}
  .drawer a{display:block;padding:15px 22px;font-weight:700;font-size:16px;border-bottom:1px solid var(--line)}
  .drawer a.active{color:var(--blue);background:var(--sky-2)}
  .drawer .drawer-kakao{margin:14px 20px 18px;display:flex;border:0}
  .roadmap{grid-template-columns:1fr 1fr}
  .ops,.steps{grid-template-columns:1fr 1fr}
  .principal{grid-template-columns:1fr}
  .principal-card{position:static;max-width:360px;margin:0 auto;width:100%}
}
@media (max-width:860px){
  .hero-in{grid-template-columns:1fr;padding:72px 20px 80px}
  .hero-photo{width:min(300px,100%);margin-top:8px}
  .problems,.pillars,.cases,.reviews{grid-template-columns:1fr}
  .compare,.contact-grid,.branches{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:640px){
  :root{--hh:62px}
  .brand{font-size:16px;gap:8px}
  .brand img{width:38px;height:38px}
  .lang button{min-width:34px;height:30px;padding:0 6px;font-size:13px}
  section.sec{padding:68px 0}
  .page{padding:52px 0}
  .page > .wrap > * + *{margin-top:56px}
  .sec-head{margin-bottom:34px}
  .sub-hero{padding:48px 0 44px}
  .roadmap,.ops,.steps{grid-template-columns:1fr}
  .info-box,.kakao-card{padding:28px 22px}
  .principle{padding:22px;gap:16px}
  .principle b{width:44px;height:44px;font-size:19px}
  .hero-cta .btn{flex:1 1 100%}
  .kakao-card .btn{align-self:stretch}
  .branch dl{grid-template-columns:64px 1fr}
  .fab-kakao{display:none}
  .fab-music{right:16px;bottom:calc(60px + 16px + var(--sab));width:50px;height:50px;font-size:22px}
  body{padding-bottom:calc(60px + var(--sab))}
  .mobile-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:95;padding-bottom:var(--sab);background:#fff;box-shadow:0 -4px 16px rgba(0,0,0,.08)}
  .mobile-bar a{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;height:60px;font-weight:800;font-size:15.5px}
  .mobile-bar svg{width:20px;height:20px}
  .mb-kakao{background:var(--kakao);color:var(--kakao-ink)}
  .mb-kakao svg{fill:currentColor}
  .mb-call{background:var(--blue);color:#fff}
}
@media (max-width:380px){
  .brand span{display:none}
}
/* English nav labels are longer */
@media (min-width:1241px) and (max-width:1420px){
  html[lang="en"] .header-right .btn-kakao-sm{display:none}
  html[lang="en"] .gnb a{padding:10px 9px;font-size:15px}
}
.creds{margin-top:40px;background:var(--sky-2);border:1px solid #d9e4fb;border-radius:20px;padding:28px 30px}
.creds .h3{margin-bottom:10px}
.creds .checks li{padding:8px 0 8px 26px;font-size:16px;line-height:1.6}
.creds .checks li::before{top:15px}
.branch .reg{margin:-10px 0 18px;font-size:13.5px;color:var(--muted)}

/* footer SNS */
.sns{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.sns-item{display:block;width:44px;height:44px;padding:0;border:0;background:none;border-radius:12px;transition:transform .15s,box-shadow .15s;cursor:pointer}
.sns-item img{width:44px;height:44px;border-radius:12px;display:block}
.sns-item:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.35)}
.sns-multi{position:relative}
.sns-pop{display:none;position:absolute;left:50%;bottom:calc(100% + 10px);transform:translateX(-50%);z-index:20;min-width:150px;background:#fff;color:var(--ink);border-radius:14px;padding:8px;box-shadow:0 14px 34px rgba(0,0,0,.3)}
.sns-pop::after{content:"";position:absolute;left:50%;top:100%;margin-left:-7px;border:7px solid transparent;border-top-color:#fff}
.sns-multi.open .sns-pop{display:block}
.sns-pop b{display:block;font-size:12px;color:var(--muted);padding:4px 10px 6px}
.sns-pop a{display:block;padding:10px;border-radius:10px;font-weight:700;font-size:14.5px;white-space:nowrap;color:var(--ink)}
.sns-pop a:hover{background:var(--sky)}
.sns-multi:last-child .sns-pop{left:auto;right:-6px;transform:none}
.sns-multi:last-child .sns-pop::after{left:auto;right:21px;margin-left:0}

/* consultation form */
.btn-gold{background:var(--gold);color:var(--navy);box-shadow:0 8px 20px rgba(244,180,0,.3)}
.btn-gold:hover{filter:brightness(1.05)}
.consult{background:#fff;border:1px solid var(--line);border-radius:24px;padding:40px;box-shadow:0 18px 40px rgba(11,31,77,.06)}
.consult-head{margin-bottom:26px}
.consult-head .h3{margin-bottom:6px}
.consult-head p{color:var(--muted)}
.ff-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px}
.ff{display:flex;flex-direction:column;gap:8px}
.ff-wide{grid-column:1/-1}
.ff label{font-weight:700;font-size:15px}
.ff label i{color:#e5484d;font-style:normal}
.ff input,.ff select,.ff textarea{font:inherit;font-size:16px;color:var(--ink);background:var(--soft);border:1.5px solid var(--line);border-radius:12px;padding:13px 14px;width:100%;transition:border-color .15s,background .15s}
.ff textarea{resize:vertical;min-height:130px;line-height:1.6}
.ff select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235b6478' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:18px;padding-right:42px}
.ff input:focus,.ff select:focus,.ff textarea:focus{outline:none;border-color:var(--blue);background:#fff}
.consult.tried :invalid{border-color:#e5484d;background:#fff6f6}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.consent{display:flex;gap:10px;align-items:flex-start;margin-top:22px;font-weight:600;font-size:15px;cursor:pointer}
.consent input{width:20px;height:20px;margin-top:2px;flex-shrink:0;accent-color:var(--blue)}
.consent small{display:block;font-weight:500;color:var(--muted);font-size:13px;margin-top:2px}
.consult.tried .consent input:invalid{outline:2px solid #e5484d;outline-offset:2px}
.consult-foot{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:24px}
.consult-foot .btn{min-width:200px}
.consult-foot .btn:disabled{opacity:.6;cursor:wait;transform:none}
.form-msg{font-weight:700;font-size:15px}
.form-msg.ok{color:#178a4c}
.form-msg.err{color:#e5484d}
.form-alt{margin-top:14px;font-size:14px;color:var(--muted)}
@media (max-width:640px){
  .consult{padding:26px 20px}
  .ff-grid{grid-template-columns:1fr}
  .consult-foot .btn{width:100%}
}