/* ALMA Partners — site styles */
:root{
  --navy:#0C2340; --navy-2:#13305A; --blue:#1E88E5; --pale:#BACBDD;
  --grey:#F3F6FA; --line:#D6DFEA; --ink:#1F2A37; --muted:#5F6B7A;
  --max:1200px; --pad:clamp(20px,5vw,56px);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Inter","Noto Sans KR",system-ui,-apple-system,sans-serif;color:var(--ink);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
html[data-lang="ko"] body{font-family:"Noto Sans KR","Inter",system-ui,sans-serif;word-break:keep-all}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}

/* language switching */
html[data-lang="ko"] [data-l="en"],html[data-lang="en"] [data-l="ko"]{display:none!important}
html[data-lang="en"] .ko-only{display:none!important}

/* ---------- header ---------- */
.site-head{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .35s var(--ease),box-shadow .35s var(--ease)}
.notice{background:var(--grey);color:var(--ink);font-size:13px;line-height:1.5;text-align:center;padding:8px var(--pad);border-bottom:1px solid var(--line)}
.notice strong{color:var(--navy)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.brand img{height:30px;width:auto}
.nav{display:flex;align-items:center;gap:32px}
.nav a{color:#fff;font-size:14px;font-weight:500;letter-spacing:.02em;padding:6px 0;border-bottom:2px solid transparent;transition:border-color .25s,opacity .25s}
.nav a:hover{opacity:.75}
.nav a[aria-current="page"]{border-bottom-color:var(--blue)}
.lang{display:flex;border:1px solid rgba(255,255,255,.35)}
.lang button{background:transparent;color:var(--pale);border:0;font:600 12px "Inter",sans-serif;letter-spacing:.06em;min-width:44px;min-height:34px;cursor:pointer}
.lang button[aria-pressed="true"]{background:#fff;color:var(--navy)}
.site-head.solid,.page-inner .site-head{background:var(--navy);box-shadow:0 6px 24px rgba(12,35,64,.18)}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.burger span{position:absolute;left:11px;right:11px;height:2px;background:#fff;transition:transform .3s var(--ease),opacity .3s}
.burger span:nth-child(1){top:15px}.burger span:nth-child(2){top:21px}.burger span:nth-child(3){top:27px}
.menu-open .burger span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-open .burger span:nth-child(2){opacity:0}
.menu-open .burger span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;color:#fff;background:var(--navy)}
.hero-bg{position:absolute;inset:-12% 0 -12% 0;background:url(../assets/hero.jpg) center/cover no-repeat;will-change:transform}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,35,64,.55) 0%,rgba(12,35,64,.62) 45%,rgba(12,35,64,.9) 100%)}
.hero .wrap{position:relative;z-index:1;width:100%;padding-top:180px;padding-bottom:clamp(64px,12vh,128px)}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:.28em;color:var(--pale);text-transform:uppercase;margin:0 0 22px}
.hero h1{font-size:clamp(40px,7.4vw,104px);line-height:1.02;font-weight:700;letter-spacing:-.035em;margin:0;max-width:13ch}
html[data-lang="ko"] .hero h1{font-size:clamp(32px,5.2vw,72px);line-height:1.25;letter-spacing:-.03em;max-width:none}
.hero .lead{font-size:clamp(16px,1.5vw,20px);line-height:1.7;color:#DCE5EF;max-width:640px;margin:32px 0 0}
.scroll-hint{position:absolute;z-index:1;left:50%;bottom:26px;transform:translateX(-50%);width:1px;height:48px;background:rgba(255,255,255,.25);overflow:hidden}
.scroll-hint::after{content:"";position:absolute;left:0;top:-48px;width:1px;height:48px;background:#fff;animation:drip 2.2s var(--ease) infinite}
@keyframes drip{to{top:48px}}

/* page band (inner pages) */
.band{position:relative;overflow:hidden;color:#fff;background:var(--navy)}
.band .hero-bg{inset:-20% 0 -20% 0;opacity:.55}
.band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,35,64,.7),rgba(12,35,64,.92))}
.band .wrap{position:relative;z-index:1;padding-top:clamp(170px,22vw,240px);padding-bottom:clamp(64px,9vw,112px)}
.band h1{font-size:clamp(38px,6vw,80px);line-height:1.05;letter-spacing:-.03em;margin:0;font-weight:700}
.band .lead{font-size:clamp(16px,1.4vw,19px);line-height:1.7;color:#DCE5EF;max-width:680px;margin:24px 0 0}

/* ---------- sections ---------- */
section.block{padding:clamp(80px,12vw,160px) 0}
.label{font-size:12px;font-weight:700;letter-spacing:.24em;color:var(--blue);text-transform:uppercase;margin:0 0 20px}
.h2{font-size:clamp(30px,4vw,56px);line-height:1.12;letter-spacing:-.025em;font-weight:700;color:var(--navy);margin:0}
html[data-lang="ko"] .h2{line-height:1.3}
html[data-lang="ko"] .split .h2{font-size:clamp(28px,3.1vw,44px)}
.split{display:grid;grid-template-columns:5fr 7fr;gap:clamp(32px,6vw,96px);align-items:start}
.split .body-lg{margin-top:.35em}
.body-lg{font-size:clamp(17px,1.5vw,21px);line-height:1.75;color:var(--ink);margin:0}
.facts{margin:28px 0 0;padding-top:20px;border-top:1px solid var(--line);font-size:13px;font-weight:600;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
html[data-lang="ko"] .facts{letter-spacing:.04em}

.statement{background:var(--navy);color:#fff}
.statement p:not(.label){font-size:clamp(26px,3.6vw,52px);line-height:1.25;letter-spacing:-.02em;font-weight:600;margin:0;max-width:22ch}
html[data-lang="ko"] .statement p:not(.label){line-height:1.45;max-width:24ch}
.statement .accent{color:var(--pale)}

.principles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(24px,3vw,48px);margin-top:clamp(48px,6vw,80px)}
.principle{border-top:1px solid var(--navy);padding-top:24px}
.num{font-size:13px;font-weight:700;color:var(--blue);letter-spacing:.06em}
.principle h3{font-size:clamp(19px,1.6vw,22px);color:var(--navy);margin:14px 0 10px;letter-spacing:-.01em}
.principle p{margin:0;font-size:15px;line-height:1.7;color:var(--muted)}

.platforms{margin-top:clamp(40px,5vw,72px);border-top:1px solid var(--line)}
.platform{display:grid;grid-template-columns:120px 1fr auto;gap:clamp(16px,4vw,56px);align-items:baseline;padding:clamp(32px,4vw,48px) 0;border-bottom:1px solid var(--line);transition:padding .35s var(--ease)}
.platform .big{font-size:clamp(40px,5vw,72px);font-weight:700;color:var(--line);line-height:1;letter-spacing:-.04em;transition:color .35s}
.platform h3{font-size:clamp(22px,2.4vw,34px);color:var(--navy);margin:0 0 10px;letter-spacing:-.02em}
.platform p{margin:0;color:var(--muted);font-size:16px;line-height:1.7;max-width:640px}
.arrow{font-size:15px;font-weight:600;color:var(--blue);white-space:nowrap}
a.platform:hover .big{color:var(--blue)}
a.platform:hover{padding-left:12px}

/* what we do detail */
.detail{display:grid;grid-template-columns:5fr 7fr;gap:clamp(32px,6vw,96px);padding:clamp(64px,8vw,120px) 0;border-bottom:1px solid var(--line)}
.detail:last-child{border-bottom:0}
.detail .big{font-size:clamp(56px,7vw,104px);font-weight:700;color:var(--blue);line-height:.9;letter-spacing:-.05em;display:block;margin-bottom:24px}
.detail h2{font-size:clamp(28px,3.2vw,44px);color:var(--navy);line-height:1.15;letter-spacing:-.02em;margin:0}
.detail .sub{color:var(--muted);font-size:14px;letter-spacing:.04em;margin-top:12px}
.detail ul{list-style:none;padding:0;margin:36px 0 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px}
.detail li{padding:16px 0;border-top:1px solid var(--line);font-weight:600;color:var(--navy);font-size:16px}

/* team */
.team{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 clamp(24px,4vw,64px)}
.person{padding:36px 0 40px;border-top:1px solid var(--navy)}
.person .name{font-size:clamp(24px,2.4vw,32px);font-weight:700;color:var(--navy);letter-spacing:-.02em}
.person .alt{font-size:15px;color:var(--muted);margin-top:4px}
.person .role{margin-top:22px;font-size:12px;font-weight:700;letter-spacing:.18em;color:var(--blue);text-transform:uppercase}

/* contact */
.contact-grid{display:grid;grid-template-columns:7fr 4fr;gap:clamp(40px,7vw,112px);align-items:start}
.form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 24px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:700;color:var(--navy);letter-spacing:.02em}
.field input,.field textarea{font:inherit;font-size:16px;color:var(--ink);border:0;border-bottom:1px solid var(--line);background:transparent;padding:12px 0;border-radius:0;transition:border-color .25s}
.field textarea{min-height:160px;resize:vertical}
.field input:focus,.field textarea:focus{outline:0;border-bottom-color:var(--blue)}
.form-foot{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;margin-top:8px}
.form-foot small{color:var(--muted);font-size:13px}
.btn{background:var(--navy);color:#fff;border:0;min-height:54px;padding:0 40px;font:700 15px "Inter","Noto Sans KR",sans-serif;letter-spacing:.04em;cursor:pointer;transition:background .25s}
.btn:hover{background:var(--blue)}
.hp{position:absolute;left:-9999px}
.thanks{display:none;border-top:3px solid var(--blue);background:var(--grey);padding:40px}
.thanks h3{margin:0 0 8px;color:var(--navy);font-size:22px}
.is-sent .thanks{display:block}.is-sent .form{display:none}
.office{border-top:1px solid var(--navy);padding-top:28px}
.office .name{font-size:20px;font-weight:700;color:var(--navy);margin:10px 0 12px}
.office address{font-style:normal;line-height:1.8;color:var(--ink)}
.office a{display:inline-block;margin-top:16px;color:var(--blue);font-weight:600;font-size:15px}

/* ---------- footer ---------- */
.site-foot{background:var(--navy);color:var(--pale);padding:64px 0 40px}
.foot-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:28px;align-items:flex-start}
.foot-top img{height:28px;width:auto}
.foot-nav{display:flex;flex-wrap:wrap;gap:24px;font-size:14px}
.foot-nav a:hover{color:#fff}
.foot-bottom{border-top:1px solid #2A3F5C;margin-top:40px;padding-top:24px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;font-size:12px;line-height:1.7}
.foot-bottom p{margin:0;max-width:820px}

/* ---------- scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--d,0) * 110ms)}
.reveal.in{opacity:1;transform:none}
.no-js .reveal{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .split,.detail,.contact-grid{grid-template-columns:1fr}
  .principles{grid-template-columns:repeat(2,minmax(0,1fr))}
  .team{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:820px){
  .burger{display:block}
  .nav{position:fixed;inset:0;background:var(--navy);flex-direction:column;justify-content:center;align-items:flex-start;gap:8px;padding:0 var(--pad);opacity:0;visibility:hidden;transition:opacity .35s var(--ease),visibility .35s}
  .nav a{font-size:32px;font-weight:700;letter-spacing:-.02em;padding:10px 0}
  .lang{margin-top:24px}
  .menu-open .nav{opacity:1;visibility:visible}
  .bar{position:relative;z-index:2}
  .menu-open .site-head{background:var(--navy)}
  .platform{grid-template-columns:1fr}
  .platform .arrow{justify-self:start}
}
@media (max-width:600px){
  .principles,.team,.detail ul,.form{grid-template-columns:1fr}
  .notice{font-size:12px;text-align:left}
  .hero .wrap{padding-top:150px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .scroll-hint::after{animation:none}
}

/* form sending states */
.btn-busy{display:none}
.is-busy .btn-idle{display:none}.is-busy .btn-busy{display:inline}
.is-busy .btn{opacity:.7;cursor:wait}
.form-error{display:none;grid-column:1/-1;margin:0;color:#B42318;font-size:14px}
.has-error .form-error{display:block}

/* home list has room: keep platform titles on one line */
.platforms h3 br{display:none}
.nw{white-space:nowrap}