/* 더함리더십코칭센터 — 좁은 본문 칼럼 + 넓은 띠 섹션, '더함(+)' 기호를 유일한 장식 모티프로 사용 */
:root{
  --bg:#f3f5f2; --surface:#ffffff; --ink:#18222c; --muted:#56636e; --line:#d8ded9;
  --accent:#2c6a5b; --accent-soft:#e1ece7; --warm:#c46a3f;
  --display:"Gowun Batang","Noto Serif KR",serif;
  --body:"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#121a1f; --surface:#19232a; --ink:#e8ede9; --muted:#9daab2; --line:#2c3a42;
  --accent:#7cc2ac; --accent-soft:#1f3530; --warm:#e49a72; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#121a1f; --surface:#19232a; --ink:#e8ede9; --muted:#9daab2; --line:#2c3a42;
  --accent:#7cc2ac; --accent-soft:#1f3530; --warm:#e49a72; color-scheme:dark}
*{box-sizing:border-box}
html{scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.75;word-break:keep-all}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
img{max-width:100%;display:block}
.wrap{max-width:1080px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
h1,h2,h3,h4{font-family:var(--display);font-weight:700;line-height:1.3;text-wrap:balance;margin:0}
h2{font-size:clamp(1.6rem,3.2vw,2.2rem)}
h3{font-size:1.2rem}
h4{font-size:1rem}
p{margin:0}
.muted{color:var(--muted)}
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
section{padding-block:clamp(56px,8vw,96px)}
.sec-head{display:grid;gap:10px;margin-bottom:36px;max-width:640px}
.sec-head p{color:var(--muted)}
.sec-head.row{max-width:none;grid-template-columns:1fr auto;align-items:end;gap:24px}
.sec-head.row>div{display:grid;gap:10px;max-width:640px}
@media (max-width:640px){.sec-head.row{grid-template-columns:1fr}}
.band{background:var(--surface);border-block:1px solid var(--line)}
.btn{display:inline-block;padding:10px 18px;background:var(--ink);color:var(--bg);text-decoration:none;font-size:.92rem;font-weight:500;border-radius:4px}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--ink)}
.plus{font-family:var(--display);color:var(--warm);font-size:1.6rem;line-height:1}
.list{list-style:none;padding:0;margin:0}
.list li{padding:8px 0;border-bottom:1px solid var(--line);display:flex;gap:10px;font-size:.93rem}
.list li::before{content:"+";color:var(--accent);font-family:var(--display);font-weight:700;flex:none}

/* nav */
header.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:14px}
.brand{font-family:var(--display);font-weight:700;font-size:1.05rem;color:var(--ink);text-decoration:none;display:flex;gap:8px;align-items:center;white-space:nowrap}
.brand b{color:var(--accent);font-size:1.3rem;line-height:1}
.brand small{font-family:var(--body);font-weight:400;font-size:.8rem;color:var(--muted);margin-left:2px}
@media (max-width:480px){.brand small{display:none}}
.hero .name{margin-top:24px;display:flex;gap:14px;align-items:baseline;flex-wrap:wrap}
.hero .name strong{font-family:var(--display);font-size:1.4rem}
.hero .name span{color:var(--muted);font-size:.95rem}
.carousel-label{margin-bottom:10px}
.top nav ul{display:flex;gap:20px;list-style:none;margin:0;padding:0;font-size:.92rem;flex-wrap:wrap;justify-content:flex-end}
.top nav a{color:var(--muted);text-decoration:none}
.top nav a:hover{color:var(--ink)}
@media (max-width:760px){.top nav{display:none}}

/* hero + carousel */
.hero{padding-block:clamp(48px,7vw,88px) clamp(40px,6vw,72px)}
.hero-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:48px;align-items:start}
.hero-head{max-width:760px}
.hero-side{display:grid;gap:18px;max-width:340px;justify-self:end;width:100%}
.hero-photo{aspect-ratio:4/5;object-fit:cover;width:100%;border:1px solid var(--line)}
.facts{display:grid;border-top:1px solid var(--ink)}
.fact{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:baseline;padding:12px 0;border-bottom:1px solid var(--line)}
.fact .n{font-family:var(--display);font-size:1.6rem;font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums;min-width:4.2ch}
.fact .t{font-size:.88rem;color:var(--muted)}
@media (max-width:820px){.hero-grid{grid-template-columns:1fr}.hero-side{max-width:none;justify-self:stretch;grid-template-columns:1fr 1fr;align-items:start}.hero-side .btn{grid-column:1/-1;justify-self:start}}
@media (max-width:520px){.hero-side{grid-template-columns:1fr}.hero-photo{max-width:260px}}
.hero h1{font-size:clamp(1.9rem,4.6vw,3.1rem);letter-spacing:-.01em;margin-top:14px;text-wrap:initial}
.hero h1 .nw{white-space:nowrap}
@media (max-width:400px){.hero h1 .nw{white-space:normal}}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .lead{margin-top:22px;font-size:1.05rem;color:var(--muted);max-width:36em}
.carousel{position:relative;background:var(--surface);border:1px solid var(--line)}
.slides{position:relative;display:grid}
.slide{grid-area:1/1;display:grid;grid-template-columns:minmax(160px,1fr) 2.75fr;gap:0;opacity:0;transition:opacity .6s ease;pointer-events:none}
.slide[aria-hidden="false"]{opacity:1;pointer-events:auto;position:relative;z-index:1}
.slide-photo{aspect-ratio:4/5;overflow:hidden;background:var(--accent-soft)}
.slide-photo img{width:100%;height:100%;object-fit:cover}
.slide-body{padding:clamp(22px,3.5vw,44px);display:grid;gap:14px;align-content:center;min-width:0}
.slide-body h2{font-size:clamp(1.5rem,3vw,2.1rem);display:flex;flex-wrap:wrap;gap:6px 14px;align-items:baseline}
.slide-body h2 small{font-family:var(--body);font-weight:400;font-size:.95rem;color:var(--muted)}
.creds{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.creds li{font-family:var(--mono);font-size:.74rem;letter-spacing:.02em;padding:4px 10px;border:1px solid var(--accent);color:var(--accent);border-radius:999px}
.slide-short{color:var(--muted);font-size:.95rem;max-width:40em}
.slide-body .btn{justify-self:start}
.carousel-nav{display:flex;align-items:center;gap:10px;padding:12px 16px;border-top:1px solid var(--line)}
.carousel-nav button{font:inherit;cursor:pointer;background:transparent;border:1px solid var(--line);color:var(--muted);border-radius:999px;padding:6px 12px;font-size:.85rem}
.carousel-nav button:hover{color:var(--ink);border-color:var(--ink)}
.dots{display:flex;gap:6px;flex:1;justify-content:center;flex-wrap:wrap}
.dots button[aria-selected="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.carousel-nav .pause[aria-pressed="true"]{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}
@media (max-width:720px){.slide{grid-template-columns:1fr}.slide-photo{aspect-ratio:3/2}.slide-photo img{object-position:50% 25%}.dots span{display:none}.dots button{width:12px;height:12px;padding:0}}
@media (prefers-reduced-motion:reduce){.slide{transition:none}}

/* about */
.about-intro{display:grid;grid-template-columns:1fr 1.6fr;gap:40px;align-items:start;margin-bottom:clamp(40px,6vw,64px)}
.about-intro .sec-head{margin-bottom:0}
.about-text{display:grid;gap:12px;font-size:1.05rem;max-width:40em}
.mv{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin-bottom:clamp(32px,5vw,48px)}
.mv-item{background:var(--bg);padding:clamp(22px,3.5vw,36px);display:grid;gap:12px;align-content:start}
.mv-item h3{font-size:1.25rem;line-height:1.45}
.mv-item p{color:var(--muted);font-size:.95rem}
.values{display:grid;gap:16px}
.pillars.four{grid-template-columns:repeat(4,1fr)}
@media (max-width:820px){.about-intro{grid-template-columns:1fr}.mv{grid-template-columns:1fr}.pillars.four{grid-template-columns:1fr 1fr}}
.pillars{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line)}
.pillar{background:var(--surface);padding:24px;display:grid;gap:8px;align-content:start}
.pillar p{color:var(--muted);font-size:.93rem}
@media (max-width:820px){.about-grid{grid-template-columns:1fr}}
@media (max-width:480px){.pillars{grid-template-columns:1fr}}

/* programs cards */
.programs{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
.prog{background:var(--surface);padding:26px;display:grid;gap:10px;align-content:start;min-width:0;color:inherit;text-decoration:none}
.prog:hover{background:var(--accent-soft)}
.cat{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;color:var(--warm)}
.prog p{color:var(--muted);font-size:.93rem}
.prog ul{margin:0;padding-left:1.1em;font-size:.9rem}
.prog .meta{font-family:var(--mono);font-size:.74rem;color:var(--accent);letter-spacing:.04em}

/* method */
.method{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:s}
.step{border-top:2px solid var(--accent);padding-top:14px;display:grid;gap:6px}
.step::before{counter-increment:s;content:"STEP " counter(s);font-family:var(--mono);font-size:.72rem;color:var(--accent);letter-spacing:.1em}
.step p{font-size:.92rem;color:var(--muted)}
@media (max-width:820px){.method{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.method{grid-template-columns:1fr}}

/* gallery */
.gallery{--per:2;background:var(--surface);border:1px solid var(--line);overflow:hidden}
.gallery .track{display:flex;transition:transform .6s ease}
.gallery figure{flex:0 0 calc(100% / var(--per));margin:0;min-width:0;position:relative}
.gallery img{aspect-ratio:3/2;object-fit:cover;width:100%;border-right:1px solid var(--line)}
.gallery figcaption{position:absolute;left:0;bottom:0;padding:6px 12px;font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;background:color-mix(in srgb,var(--ink) 80%,transparent);color:var(--bg)}
.gallery .dots button{width:10px;height:10px;padding:0}
@media (max-width:640px){.gallery{--per:1}}
@media (prefers-reduced-motion:reduce){.gallery .track{transition:none}}

/* recent work */
.works{display:grid;border-top:1px solid var(--ink)}
.work{display:grid;grid-template-columns:80px 220px 1fr;gap:24px;padding:20px 0;border-bottom:1px solid var(--line)}
.work .y{font-family:var(--mono);font-size:.85rem;color:var(--muted);font-variant-numeric:tabular-nums}
.work .c{font-weight:700}
.work .d{min-width:0}
.work .d strong{display:block;font-weight:500;margin-bottom:4px}
.work .d span{color:var(--muted);font-size:.93rem}
@media (max-width:760px){.work{grid-template-columns:1fr;gap:4px}}

/* clients */
.orgs{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px 40px}
.org{display:grid;gap:10px;align-content:start;border-top:1px solid var(--ink);padding-top:14px;min-width:0}
.org h3{font-size:1.05rem;display:flex;justify-content:space-between;align-items:baseline;gap:12px}
.org h3 span{font-family:var(--mono);font-size:.78rem;font-weight:500;color:var(--accent);font-variant-numeric:tabular-nums}
.org ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 0;font-size:.93rem}
.org li:not(:last-child)::after{content:"·";color:var(--muted);margin:0 8px}
.org.partner{border-top-style:dashed}
.org.partner ul{color:var(--muted)}
.org-total{font-family:var(--mono);font-size:.82rem;color:var(--muted)}
.note{margin-top:18px;font-size:.85rem;color:var(--muted)}

/* contact / footer */
.contact{background:var(--ink);color:var(--bg)}
.contact .eyebrow{color:var(--accent-soft)}
.contact-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:end}
.contact h2{font-size:clamp(1.6rem,3.4vw,2.4rem);margin-top:10px}
.contact p{opacity:.8;margin-top:14px}
.contact dl{margin:0;display:grid;gap:12px}
.contact dt{font-family:var(--mono);font-size:.75rem;opacity:.7;letter-spacing:.08em}
.contact dd{margin:0;font-size:1rem}
.contact .tel{font-variant-numeric:tabular-nums;letter-spacing:.02em;user-select:all}
.contact .copy{font:inherit;font-size:.75rem;margin-left:8px;padding:2px 10px;border-radius:999px;border:1px solid color-mix(in srgb,var(--bg) 40%,transparent);background:transparent;color:var(--bg);cursor:pointer;opacity:.8}
.contact .copy:hover{opacity:1}
@media (max-width:760px){.contact-grid{grid-template-columns:1fr}}
footer{padding-block:24px;font-size:.8rem;color:var(--muted)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer nav{display:flex;gap:16px}
footer a{color:var(--muted);text-decoration:none}

/* sub pages */
.page-head{padding-block:clamp(44px,6vw,72px) clamp(24px,4vw,40px);border-bottom:1px solid var(--line)}
.page-head h1{font-size:clamp(1.9rem,4.5vw,3rem);margin-top:10px}
.page-head .lead{margin-top:16px;color:var(--muted);max-width:40em}
.subnav{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.subnav a{text-decoration:none;color:var(--ink);border:1px solid var(--line);padding:6px 14px;border-radius:999px;font-size:.9rem;background:var(--surface)}
.subnav a:hover{border-color:var(--ink)}
.subnav small{color:var(--muted);font-size:.78rem;margin-left:4px}

/* coaches page */
.coaches .wrap{display:grid;gap:clamp(48px,7vw,88px)}
.coach{display:grid;grid-template-columns:minmax(220px,1fr) 2.4fr;gap:40px;scroll-margin-top:80px}
.coach-side{display:grid;gap:16px;align-content:start}
.coach-side img{aspect-ratio:4/5;object-fit:cover;width:100%}
.coach-stats{display:grid;border-top:1px solid var(--ink)}
.coach-stats div{display:flex;gap:12px;align-items:baseline;padding:10px 0;border-bottom:1px solid var(--line)}
.coach-stats b{font-family:var(--display);font-size:1.5rem;color:var(--accent);font-variant-numeric:tabular-nums;min-width:4.4ch}
.coach-stats span{font-size:.85rem;color:var(--muted)}
.coach-main{display:grid;gap:14px;align-content:start;min-width:0}
.coach-main h2{font-size:clamp(1.7rem,3.5vw,2.4rem)}
.coach-tag{font-family:var(--display);font-size:1.15rem;color:var(--accent)}
.coach-cols{display:grid;grid-template-columns:1fr 1fr;gap:24px 32px;margin-top:10px;align-items:start}
.coach-cols h4{margin-bottom:8px;padding-bottom:6px;border-bottom:2px solid var(--ink)}
@media (max-width:820px){.coach{grid-template-columns:1fr}.coach-side{grid-template-columns:1fr 1fr}}
@media (max-width:640px){.coach-cols{grid-template-columns:1fr}.coach-side{grid-template-columns:1fr}}

/* programs page */
.programs-detail .wrap{display:grid;gap:clamp(40px,6vw,64px)}
.cat-head{display:grid;gap:4px;padding-top:12px;border-top:2px solid var(--ink);scroll-margin-top:80px}
.program{display:grid;grid-template-columns:1fr 1.6fr;gap:40px;background:var(--surface);border:1px solid var(--line);padding:clamp(22px,3.5vw,40px);scroll-margin-top:80px}
.program-head{display:grid;gap:12px;align-content:start}
.program-head h2{font-size:clamp(1.4rem,2.8vw,1.9rem)}
.program-head .lead{color:var(--muted);font-size:.95rem}
.spec{margin:8px 0 0;display:grid;gap:8px}
.spec div{display:grid;grid-template-columns:72px 1fr;gap:10px;font-size:.9rem;border-top:1px solid var(--line);padding-top:8px}
.spec dt{font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;color:var(--accent);padding-top:3px}
.spec dd{margin:0}
.program-body{display:grid;gap:24px;align-content:start;min-width:0}
.program-body h3{font-size:1rem;font-family:var(--mono);font-weight:500;letter-spacing:.08em;color:var(--muted);text-transform:uppercase;margin-bottom:10px}
.goals ul{margin:0;padding-left:1.2em;font-size:.95rem}
.modules ol{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.modules li>h4{display:flex;gap:12px;align-items:baseline;font-size:1.05rem}
.modules li>h4 span{font-family:var(--mono);font-size:.78rem;color:var(--warm);font-weight:500}
.modules li>ul{margin:6px 0 0 2.6em;padding:0;list-style:none;font-size:.92rem;color:var(--muted)}
.modules li>ul li{padding:2px 0}
.modules li>ul li::before{content:"– ";color:var(--line)}
@media (max-width:820px){.program{grid-template-columns:1fr;gap:24px}}