/* =========================================================
   KOREALTY DMC — Corporate Site Stylesheet
   ========================================================= */

/* ---------- Fonts ---------- */
@font-face {
  font-family: "Pretendard";
  src: url("../assets/fonts/Pretendard-Light.woff2") format("woff2");
  font-weight: 300;
  font-display: swap;
}
@font-face {
  font-family: "Pretendard";
  src: url("../assets/fonts/Pretendard-Regular.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: "Pretendard";
  src: url("../assets/fonts/Pretendard-Medium.woff2") format("woff2");
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: "Pretendard";
  src: url("../assets/fonts/Pretendard-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: "Pretendard";
  src: url("../assets/fonts/Pretendard-Bold.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: "Pretendard";
  src: url("../assets/fonts/Pretendard-ExtraBold.woff2") format("woff2");
  font-weight: 800;
  font-display: swap;
}
@font-face {
  font-family: "Pretendard";
  src: url("../assets/fonts/Pretendard-Black.woff2") format("woff2");
  font-weight: 900;
  font-display: swap;
}

/* ---------- Tokens ---------- */
:root{
  --ink-900:#0e161b;
  --navy-800:#16232b;
  --navy-700:#1c2e38;
  --navy-600:#2a3f4c;
  --navy-500:#3c5464;
  --red-500:#e4402e;
  --red-600:#c7331f;
  --red-100:#fbe2de;
  --paper-050:#f6f4f0;
  --paper-100:#eeece5;
  --white:#ffffff;
  --ink-700:#2b3338;
  --ink-600:#4b5760;
  --ink-500:#6b7680;
  --line-dark:rgba(255,255,255,.14);
  --line-light:rgba(20,30,35,.12);
  --shadow-1: 0 20px 60px -20px rgba(14,22,27,.35);
  --ease: cubic-bezier(.16,.8,.24,1);
  --maxw: 1280px;
}

.sr-only{
  position:absolute; width:1px; height:1px;
  padding:0; margin:-1px; overflow:hidden;
  clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *, *::before, *::after{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  font-family:"Pretendard", -apple-system, BlinkMacSystemFont, "Malgun Gothic", sans-serif;
  color:var(--ink-700);
  background:var(--paper-050);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }
button{ font-family:inherit; cursor:pointer; }

:focus-visible{
  outline:2px solid var(--red-500);
  outline-offset:3px;
}

.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px;
}
@media (max-width:720px){
  .wrap{ padding:0 20px; }
}

/* ---------- Typography helpers ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--red-500);
}
.eyebrow::before{
  content:"";
  width:7px; height:7px;
  border-radius:50%;
  border:2px solid currentColor;
  background:transparent;
  flex:none;
}
.section-head{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-bottom:52px;
}
.section-head .kr-title{
  font-size:clamp(28px, 4vw, 42px);
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--navy-700);
}
.section-head .rule{
  width:56px; height:3px;
  background:var(--red-500);
  border-radius:2px;
}
.section-head p.desc{
  max-width:640px;
  color:var(--ink-500);
  font-size:15.5px;
}
.section{ padding:120px 0; position:relative; scroll-margin-top:84px; }
@media (max-width:720px){ .section{ padding:84px 0; } }

/* ---------- Mobile-only section order ---------- */
@media (max-width:960px){
  main#top{ display:flex; flex-direction:column; }
  main#top #overview{ order:1; }
  main#top #ceo{ order:2; }
  main#top #history{ order:3; }
  main#top #portfolio{ order:4; }
  main#top #business{ order:5; }
  main#top #organization{ order:6; }
  main#top .workstyle{ order:7; }
  main#top #contact{ order:8; }
}

/* ---------- Ring signature mark ---------- */
.ring{
  --ring-size: 10px;
  width:var(--ring-size); height:var(--ring-size);
  border-radius:50%;
  border:calc(var(--ring-size) * .32) solid var(--red-500);
  display:inline-block;
  flex:none;
}

/* ---------- Header ---------- */
.site-header{
  position:fixed; inset:0 0 auto 0;
  z-index:100;
  padding:22px 0;
  transition: padding .35s var(--ease), background-color .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  gap:24px;
}
.site-header.is-scrolled{
  padding:14px 0;
  background:rgba(14,22,27,.86);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line-dark);
  box-shadow: var(--shadow-1);
}
.brand{ display:flex; align-items:center; }
.brand img{ height:26px; width:auto; }

.nav-desktop{
  display:flex; align-items:center; gap:36px;
}
.nav-desktop a{
  font-size:14.5px; font-weight:600; color:rgba(255,255,255,.82);
  position:relative;
  padding:6px 0;
}
.nav-desktop a::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:2px;
  background:var(--red-500);
  transform:scaleX(0); transform-origin:left;
  transition:transform .3s var(--ease);
}
.nav-desktop a:hover::after,
.nav-desktop a:focus-visible::after{ transform:scaleX(1); }

.nav-mobile{ display:none; }

.nav-toggle{
  display:none;
  width:44px; height:44px;
  border:none; background:transparent;
  position:relative;
  flex:none;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after{
  content:""; position:absolute; left:10px; right:10px; height:2px; background:#fff;
  transition: transform .3s var(--ease), opacity .3s var(--ease), top .3s var(--ease);
}
.nav-toggle::before{ top:16px; }
.nav-toggle span{ top:21px; }
.nav-toggle::after{ top:26px; }
.nav-toggle[aria-expanded="true"]::before{ top:21px; transform:rotate(45deg); }
.nav-toggle[aria-expanded="true"] span{ opacity:0; }
.nav-toggle[aria-expanded="true"]::after{ top:21px; transform:rotate(-45deg); }

@media (max-width:960px){
  .nav-desktop{ display:none; }
  .nav-mobile{
    display:flex;
    position:fixed; inset:0; top:0;
    height:100vh;
    background:var(--ink-900);
    flex-direction:column; justify-content:center;
    gap:28px;
    transform:translateX(100%);
    transition:transform .4s var(--ease);
    padding:32px;
  }
  .nav-mobile.is-open{ transform:translateX(0); }
  .nav-mobile a{
    font-size:22px; font-weight:600; color:rgba(255,255,255,.82);
    position:relative; padding:6px 0;
  }
  .nav-toggle{ display:block; z-index:110; }
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex; align-items:flex-end;
  color:#fff;
  overflow:hidden;
  background:var(--ink-900);
}
.hero-media{ position:absolute; inset:0; z-index:0; }
.hero-media video, .hero-media img{
  width:100%; height:100%; object-fit:cover;
  position:absolute; inset:0;
  opacity:0;
  transition:opacity 1.6s ease;
}
.hero-media video.is-ready, .hero-media img.is-ready{ opacity:1; }
.hero-media::after{
  content:"";
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(14,22,27,.55) 0%, rgba(14,22,27,.35) 32%, rgba(14,22,27,.72) 78%, rgba(14,22,27,.94) 100%),
    linear-gradient(90deg, rgba(14,22,27,.55) 0%, rgba(14,22,27,0) 45%);
}
.hero-inner{
  position:relative; z-index:2;
  width:100%;
  padding:180px 0 88px;
}
.hero-kicker{
  font-size:13px; font-weight:700; letter-spacing:.28em; text-transform:uppercase;
  color:rgba(255,255,255,.72);
  margin-bottom:22px;
  opacity:0; transform:translateY(14px);
}
.hero-title{
  font-size:clamp(38px, 6.4vw, 84px);
  font-weight:900;
  letter-spacing:-.02em;
  line-height:1.08;
  margin-bottom:26px;
}
.hero-title span{
  display:block;
  overflow:hidden;
}
.hero-title span em{
  font-style:normal;
  display:inline-block;
  transform:translateY(110%);
  transition: transform .9s var(--ease);
}
.hero-title span:nth-child(2) em{ transition-delay:.08s; }
.hero-rule{
  width:64px; height:4px; background:var(--red-500); border-radius:2px;
  margin-bottom:26px;
  transform-origin:left;
  transform:scaleX(0);
  transition:transform .7s var(--ease) .5s;
}
.hero-sub{
  max-width:560px;
  font-size:17px;
  color:rgba(255,255,255,.78);
  margin-bottom:44px;
  opacity:0; transform:translateY(14px);
}
.hero-meta{
  display:flex; flex-wrap:wrap; gap:40px;
  padding-top:34px;
  border-top:1px solid rgba(255,255,255,.16);
  opacity:0; transform:translateY(14px);
}
.hero-meta div b{
  display:block; font-size:26px; font-weight:800; color:#fff; font-variant-numeric:tabular-nums;
}
.hero-meta div span{
  font-size:12.5px; color:rgba(255,255,255,.6); letter-spacing:.04em;
}

.hero.is-loaded .hero-kicker,
.hero.is-loaded .hero-sub,
.hero.is-loaded .hero-meta{ opacity:1; transform:translateY(0); transition: opacity .9s var(--ease) .3s, transform .9s var(--ease) .3s; }
.hero.is-loaded .hero-sub{ transition-delay:.5s; }
.hero.is-loaded .hero-meta{ transition-delay:.7s; }
.hero.is-loaded .hero-title span em{ transform:translateY(0); }
.hero.is-loaded .hero-rule{ transform:scaleX(1); }

.scroll-cue{
  position:absolute; left:50%; bottom:28px; transform:translateX(-50%);
  z-index:2;
  display:flex; flex-direction:column; align-items:center; gap:10px;
  color:rgba(255,255,255,.6);
  font-size:11px; letter-spacing:.2em; text-transform:uppercase;
}
.scroll-cue .ring{ animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse{ 0%,100%{ transform:scale(1); opacity:1; } 50%{ transform:scale(1.5); opacity:.55; } }

/* ---------- Stat strip ---------- */
.stat-strip{
  background:var(--navy-800);
  color:#fff;
  padding:0;
}
.stat-strip .wrap{
  display:grid; grid-template-columns:repeat(3,1fr);
}
.stat-item{
  padding:56px 28px;
  border-left:1px solid var(--line-dark);
  display:flex; align-items:center; gap:18px;
}
.stat-item:first-child{ border-left:none; padding-left:0; }
.stat-item .ring{ --ring-size:14px; margin-top:6px; }
.stat-item b{
  display:block;
  font-size:clamp(30px,3.4vw,44px);
  font-weight:900;
  font-variant-numeric:tabular-nums;
  color:#fff;
}
.stat-item span{
  display:block; margin-top:4px;
  font-size:13.5px; color:rgba(255,255,255,.6);
}
@media (max-width:720px){
  .stat-strip .wrap{ grid-template-columns:1fr; }
  .stat-item{ border-left:none; border-top:1px solid var(--line-dark); padding:32px 0; }
  .stat-item:first-child{ border-top:none; }
}

/* ---------- Overview ---------- */
.overview-grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:72px;
  align-items:start;
}
@media (max-width:900px){
  .overview-grid{ grid-template-columns:1fr; gap:44px; }
}
.overview-intro{
  font-size:17px; color:var(--ink-600);
  margin-bottom:36px;
}
.spec-table{ border-top:1px solid var(--line-light); }
.spec-row{
  display:grid; grid-template-columns:150px 1fr;
  gap:20px;
  padding:16px 0;
  border-bottom:1px solid var(--line-light);
  font-size:14.5px;
}
.spec-row dt{ color:var(--ink-500); font-weight:600; }
.spec-row dd{ margin:0; color:var(--ink-700); font-weight:500; }
@media (max-width:520px){
  .spec-row{ grid-template-columns:1fr; gap:4px; }
}
.overview-media{
  position:relative;
  border-radius:6px;
  overflow:hidden;
  aspect-ratio:4/5;
  box-shadow:var(--shadow-1);
}
.overview-media img{ width:100%; height:100%; object-fit:cover; }
.overview-media::before{
  content:"";
  position:absolute; left:20px; top:20px; right:20px; bottom:20px;
  border:1px solid rgba(255,255,255,.5);
  pointer-events:none;
  z-index:1;
}
.overview-badge{
  position:absolute; left:0; bottom:0;
  background:var(--red-500); color:#fff;
  padding:18px 24px;
  font-weight:800; font-size:15px;
  letter-spacing:-.01em;
  z-index:2;
}
.overview-badge b{ display:block; font-size:26px; }

/* ---------- CEO Message ---------- */
.ceo{
  background:var(--navy-800);
  color:#fff;
  position:relative;
  overflow:hidden;
  min-height:100vh;
  display:flex; align-items:center;
}
.ceo-media{ position:absolute; inset:0; z-index:0; }
.ceo-media video{
  width:100%; height:100%; object-fit:cover;
  position:absolute; inset:0;
  opacity:0;
  transition:opacity 1.6s ease;
}
.ceo-media video.is-ready{ opacity:1; }
.ceo .wrap{ position:relative; z-index:1; width:100%; }
.ceo-grid{
  display:grid;
  grid-template-columns: 1fr;
  max-width:820px;
  margin-left:auto;
}
.ceo-eyebrow{
  font-size:18px; font-weight:800; letter-spacing:.22em; text-transform:uppercase;
  color:var(--red-500); margin-bottom:16px; display:block;
  text-shadow:0 2px 10px rgba(0,0,0,.6);
}
.ceo-quote{
  font-size:clamp(14px,1.4vw,17px);
  font-weight:300;
  line-height:1.75;
  color:rgba(255,255,255,.92);
  text-shadow:0 2px 12px rgba(0,0,0,.6);
}
.ceo-quote p + p{ margin-top:22px; }
.ceo-quote strong{ color:#fff; font-weight:700; }
.ceo-sign{
  margin-top:36px;
  padding-top:24px;
  border-top:1px solid var(--line-dark);
  font-size:14px; color:rgba(255,255,255,.6);
  text-shadow:0 2px 10px rgba(0,0,0,.6);
}
.ceo-sign b{
  display:block; font-size:19px; color:#fff; font-weight:800; margin-top:6px;
}

/* ---------- Work style gallery ---------- */
.workstyle{ background:#fff; }
.work-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:20px;
}
@media (max-width:860px){ .work-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:520px){ .work-grid{ grid-template-columns:1fr; } }
.work-item{
  margin:0;
  position:relative;
  border-radius:6px;
  overflow:hidden;
  aspect-ratio:4/3;
}
.work-item img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .6s var(--ease);
}
.work-item:hover img{ transform:scale(1.06); }
.work-item::before{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(14,22,27,0) 45%, rgba(14,22,27,.82) 100%);
}
.work-item figcaption{
  position:absolute; left:16px; right:16px; bottom:14px;
  color:#fff; font-weight:700; font-size:14.5px;
  letter-spacing:-.01em;
}

/* ---------- Business areas ---------- */
.biz{ background:var(--paper-050); }
.biz-layout{
  display:grid;
  grid-template-columns: 300px 1fr;
  gap:0;
  border:1px solid var(--line-light);
  border-radius:8px;
  overflow:hidden;
  background:#fff;
  box-shadow:var(--shadow-1);
}
@media (max-width:860px){
  .biz-layout{ grid-template-columns:1fr; }
}
.biz-tabs{
  background:var(--navy-700);
  display:flex; flex-direction:column;
}
.biz-tab{
  display:flex; align-items:center; gap:16px;
  padding:26px 28px;
  text-align:left;
  background:transparent; border:none;
  border-bottom:1px solid rgba(255,255,255,.08);
  color:rgba(255,255,255,.62);
  transition: background-color .25s var(--ease), color .25s var(--ease);
}
.biz-tab .num{
  font-size:12px; font-weight:700; letter-spacing:.06em;
  border:1px solid currentColor; border-radius:50%;
  width:28px; height:28px; flex:none;
  display:flex; align-items:center; justify-content:center;
}
.biz-tab .label b{ display:block; font-size:16.5px; font-weight:700; color:#fff; }
.biz-tab .label span{ font-size:12px; letter-spacing:.08em; text-transform:uppercase; }
.biz-tab:hover{ background:rgba(255,255,255,.05); color:rgba(255,255,255,.85); }
.biz-tab.is-active{ background:var(--red-500); color:#fff; }
.biz-tab.is-active .num{ border-color:#fff; }
.biz-tab.is-active .label span{ color:rgba(255,255,255,.85); }

@media (max-width:860px){
  .biz-tabs{ flex-direction:row; overflow-x:auto; }
  .biz-tab{ border-bottom:none; border-right:1px solid rgba(255,255,255,.08); white-space:nowrap; }
}

.biz-panels{ position:relative; padding:48px; }
@media (max-width:640px){ .biz-panels{ padding:30px 22px; } }
.biz-panel{ display:none; animation: fade-in .5s var(--ease); }
.biz-panel.is-active{ display:block; }
@keyframes fade-in{ from{ opacity:0; transform:translateY(8px);} to{ opacity:1; transform:translateY(0);} }
.biz-panel h3{ font-size:24px; font-weight:800; color:var(--navy-700); margin-bottom:6px; }
.biz-panel .biz-scope{ font-size:13.5px; color:var(--ink-500); margin-bottom:18px; }
.biz-panel .biz-quote{
  font-size:16px; font-weight:600; color:var(--red-500);
  padding-left:16px; border-left:3px solid var(--red-500);
  margin-bottom:30px;
}
.biz-flow{ display:grid; gap:0; }
.biz-flow-item{
  display:grid; grid-template-columns:44px 1fr;
  gap:18px;
  padding:16px 0;
  border-top:1px solid var(--line-light);
}
.biz-flow-item:last-child{ border-bottom:1px solid var(--line-light); }
.biz-flow-item .step{
  font-weight:800; color:var(--red-500); font-size:14px; font-variant-numeric:tabular-nums;
}
.biz-flow-item b{ display:block; font-size:15px; font-weight:700; color:var(--navy-700); margin-bottom:2px; }
.biz-flow-item span{ font-size:13.5px; color:var(--ink-500); }

/* ---------- History timeline ---------- */
.history{ background:#fff; padding:0; }
.history-grid{ display:block; }

.history-aside{ display:none; }

.history-content{ padding:120px 0; }
@media (max-width:720px){ .history-content{ padding:84px 0; } }

@media (min-width:961px){
  .history-grid{
    display:grid;
    grid-template-columns:300px 1fr;
    align-items:start;
    gap:56px;
  }
  .history-aside{
    display:block;
    align-self:stretch;
    background:var(--navy-700);
    color:#fff;
  }
  .history-aside-inner{
    position:sticky;
    top:96px;
    padding:40px 32px;
  }
  .history-aside .eyebrow{ color:rgba(255,255,255,.62); }
  .history-big-year{
    font-size:76px; font-weight:900; line-height:1;
    color:var(--red-500);
    letter-spacing:-.02em;
    margin:18px 0 22px;
    font-variant-numeric:tabular-nums;
    white-space:nowrap;
    transition:opacity .2s var(--ease);
  }
  .history-big-year.is-long{ font-size:44px; }
  .history-aside-caption{
    font-size:15px; font-weight:600; line-height:1.5;
    color:rgba(255,255,255,.86);
  }
  .history-dots{
    display:flex; flex-direction:column; gap:16px;
    margin-top:40px;
  }
  .history-dot{
    width:9px; height:9px; border-radius:50%;
    background:rgba(255,255,255,.28);
    border:none; padding:0; cursor:pointer;
    transition:background .25s var(--ease), transform .25s var(--ease);
  }
  .history-dot:hover{ background:rgba(255,255,255,.5); }
  .history-dot.is-active{ background:var(--red-500); transform:scale(1.35); }

  .history-content{ padding:120px 0; }
}

.timeline{ position:relative; padding-left:148px; }
.timeline::before{
  content:"";
  position:absolute; left:118px; top:6px; bottom:6px; width:2px;
  background:var(--line-light);
}
@media (max-width:640px){
  .timeline{ padding-left:28px; }
  .timeline::before{ left:6px; }
}
.tl-year{
  position:relative;
  padding-bottom:44px;
}
.tl-year:last-child{ padding-bottom:0; }
.tl-year::before{
  content:attr(data-year);
  position:absolute; left:-148px; top:-2px;
  width:96px; text-align:right;
  font-size:19px; font-weight:900; color:var(--navy-700);
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.tl-year::after{
  content:"";
  position:absolute; left:-30px; top:6px;
  width:12px; height:12px; border-radius:50%;
  background:var(--red-500);
  border:3px solid #fff;
  box-shadow:0 0 0 2px var(--red-500);
}
@media (max-width:640px){
  .tl-year::before{ position:static; display:block; text-align:left; width:auto; white-space:normal; margin-bottom:10px; }
  .tl-year::after{ left:-28px; }
}
.tl-events{ display:grid; gap:10px; }
.tl-event{
  display:grid; grid-template-columns:56px 1fr;
  gap:14px;
  font-size:14.5px;
}
.tl-event .month{ color:var(--red-500); font-weight:700; text-align:right; font-variant-numeric:tabular-nums; }
.tl-event .desc{ color:var(--ink-600); }

/* ---------- Portfolio ---------- */
.portfolio{
  background:
    radial-gradient(120% 140% at 85% 0%, rgba(228,64,46,.10) 0%, rgba(228,64,46,0) 42%),
    linear-gradient(160deg, var(--ink-900) 0%, var(--navy-800) 58%, var(--navy-700) 100%);
}
.portfolio .section-head .kr-title{ color:#fff; }
.portfolio .section-head p.desc{ color:rgba(255,255,255,.62); }
.pf-filters{
  display:flex; flex-wrap:wrap; gap:10px;
  margin-bottom:40px;
}
.pf-chip{
  padding:14px 22px;
  min-height:44px;
  border-radius:999px;
  border:1px solid transparent;
  background:#fff;
  font-size:13.5px; font-weight:700;
  color:var(--ink-600);
  box-shadow:0 1px 2px rgba(0,0,0,.12);
  transition: all .25s var(--ease);
}
.pf-chip:hover{ color:var(--red-500); }
.pf-chip.is-active{ background:var(--red-500); border-color:var(--red-500); color:#fff; }

.pf-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:28px;
}
@media (max-width:980px){ .pf-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:600px){ .pf-grid{ grid-template-columns:1fr; } }

.pf-card{
  background:#fff;
  border-radius:6px;
  overflow:hidden;
  box-shadow:0 1px 3px rgba(14,22,27,.08);
  border:1px solid var(--line-light);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
  cursor:pointer;
}
.pf-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-1); }
.pf-card.is-hidden{ display:none; }
.pf-thumb{ position:relative; aspect-ratio:4/3; overflow:hidden; }
.pf-thumb img{ width:100%; height:100%; object-fit:cover; transition:transform .6s var(--ease); }
.pf-card:hover .pf-thumb img{ transform:scale(1.08); }
.pf-thumb .pf-no{
  position:absolute; left:12px; top:12px;
  background:rgba(14,22,27,.72);
  color:#fff; font-weight:800; font-size:12px;
  padding:5px 10px; border-radius:3px;
  font-variant-numeric:tabular-nums;
  backdrop-filter:blur(4px);
}
.pf-thumb .pf-ring{
  position:absolute; right:12px; top:12px;
  width:26px; height:26px; border-radius:50%;
  border:2px solid #fff; opacity:0;
  transition:opacity .3s var(--ease), transform .3s var(--ease);
  transform:scale(.6);
}
.pf-card:hover .pf-ring{ opacity:1; transform:scale(1); }
.pf-body{ padding:18px 20px 22px; }
.pf-tags{ display:flex; gap:6px; margin-bottom:10px; flex-wrap:wrap; }
.pf-tag{
  font-size:11px; font-weight:700; letter-spacing:.02em;
  color:var(--red-500); background:var(--red-100);
  padding:3px 8px; border-radius:3px;
}
.pf-body h3{ font-size:16.5px; font-weight:800; color:var(--navy-700); margin-bottom:4px; }
.pf-body .pf-loc{ font-size:13px; color:var(--ink-500); }

/* ---------- Modal / Lightbox ---------- */
.pf-modal{
  position:fixed; inset:0; z-index:200;
  display:flex; align-items:center; justify-content:center;
  padding:24px;
  background:rgba(14,22,27,.78);
  backdrop-filter:blur(6px);
  opacity:0; pointer-events:none;
  transition:opacity .3s var(--ease);
}
.pf-modal.is-open{ opacity:1; pointer-events:auto; }
.pf-modal-card{
  background:#fff;
  max-width:880px; width:100%;
  max-height:88vh; overflow:auto;
  border-radius:8px;
  display:grid; grid-template-columns:1.1fr 1fr;
  transform:translateY(24px) scale(.98);
  transition:transform .35s var(--ease);
}
.pf-modal.is-open .pf-modal-card{ transform:translateY(0) scale(1); }
@media (max-width:760px){
  .pf-modal-card{ grid-template-columns:1fr; }
}
.pf-modal-media{ position:relative; }
.pf-modal-media img{ width:100%; height:100%; object-fit:cover; min-height:220px; }
.pf-modal-body{ padding:36px; position:relative; }
.pf-modal-close{
  position:absolute; right:16px; top:16px;
  width:36px; height:36px; border-radius:50%;
  background:var(--paper-100); border:none;
  font-size:18px; color:var(--ink-700);
  z-index:5;
}
.pf-modal-body .pf-tags{ margin-bottom:14px; }
.pf-modal-body h3{ font-size:24px; font-weight:800; color:var(--navy-700); margin-bottom:20px; }
.pf-modal-spec{ display:grid; gap:0; }
.pf-modal-spec .row{
  display:grid; grid-template-columns:88px 1fr;
  gap:14px; padding:11px 0;
  border-top:1px solid var(--line-light);
  font-size:14px;
}
.pf-modal-spec .row dt{ color:var(--ink-500); font-weight:600; }
.pf-modal-spec .row dd{ margin:0; color:var(--ink-700); }

/* ---------- Organization ---------- */
.org{ background:#fff; }
.org-grid{
  display:grid; grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:start;
}
@media (max-width:860px){ .org-grid{ grid-template-columns:1fr; gap:44px; } }
.org-principles{ display:grid; gap:20px; }
.org-principle{
  display:flex; gap:16px;
  padding-bottom:20px;
  border-bottom:1px solid var(--line-light);
}
.org-principle:last-child{ border-bottom:none; }
.org-principle .ring{ margin-top:6px; }
.org-principle p{ font-size:15px; color:var(--ink-600); }

.org-chart{ display:flex; flex-direction:column; align-items:center; gap:0; }
.org-root{
  background:var(--red-500); color:#fff;
  font-weight:800; font-size:16px;
  padding:18px 36px; border-radius:4px;
  margin-bottom:0;
}
.org-connector{ width:1px; height:32px; background:var(--line-light); }
.org-branches{
  display:grid; grid-template-columns:repeat(5,1fr);
  gap:14px; width:100%;
  position:relative;
  padding-top:24px;
}
.org-branches::before{
  content:"";
  position:absolute; left:10%; right:10%; top:0; height:1px;
  background:var(--line-light);
}
.org-branch{
  border:1px solid var(--line-light);
  border-radius:4px;
  padding:16px 10px;
  text-align:center;
  font-size:13.5px; font-weight:700;
  color:var(--navy-700);
  position:relative;
}
.org-branch::before{
  content:"";
  position:absolute; left:50%; top:-24px; width:1px; height:24px;
  background:var(--line-light);
}
@media (max-width:640px){
  .org-branches{ grid-template-columns:repeat(2,1fr); }
  .org-branches::before{ display:none; }
  .org-branch::before{ display:none; }
}

/* ---------- Contact / Footer ---------- */
.contact{ background:var(--ink-900); color:rgba(255,255,255,.85); }
.contact-grid{
  display:grid; grid-template-columns:1fr 1fr;
  gap:64px;
}
@media (max-width:860px){ .contact-grid{ grid-template-columns:1fr; gap:40px; } }
.contact-lead{
  font-size:clamp(24px,3vw,32px);
  font-weight:800; color:#fff;
  margin-bottom:28px;
  line-height:1.4;
}
.contact-info{ display:grid; gap:18px; }
.contact-info .row{ display:grid; grid-template-columns:96px 1fr; gap:14px; font-size:14.5px; }
.contact-info .row dt{ color:rgba(255,255,255,.5); font-weight:600; }
.contact-info .row dd{ margin:0; }
.contact-map{
  border-radius:6px; overflow:hidden;
  border:1px solid var(--line-dark);
  aspect-ratio:16/11;
  position:relative;
}
.contact-map iframe{ width:100%; height:100%; border:0; filter:grayscale(.3) contrast(1.05); }

.site-footer{
  background:var(--ink-900);
  border-top:1px solid var(--line-dark);
  padding:36px 0;
}
.footer-row{
  display:flex; align-items:center; justify-content:space-between;
  gap:20px; flex-wrap:wrap;
  color:rgba(255,255,255,.45);
  font-size:12.5px;
}
.footer-row img{ height:18px; opacity:.85; }
.footer-row .fr-links{ display:flex; gap:20px; }

/* ---------- Reveal-on-scroll ---------- */
.reveal{
  opacity:0; transform:translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.is-visible{ opacity:1; transform:translateY(0); }
.reveal-stagger > *{ transition-delay:calc(var(--i,0) * 90ms); }

/* ---------- Back to top ---------- */
.to-top{
  position:fixed; right:24px; bottom:24px; z-index:90;
  width:48px; height:48px; border-radius:50%;
  background:var(--navy-700); color:#fff; border:none;
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none; transform:translateY(10px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), background-color .3s var(--ease);
  box-shadow:var(--shadow-1);
}
.to-top.is-visible{ opacity:1; pointer-events:auto; transform:translateY(0); }
.to-top:hover{ background:var(--red-500); }

/* ---------- Floating mobile contact button ---------- */
.fab-contact{ display:none; }
@media (max-width:960px){
  .fab-contact{
    display:flex; align-items:center; justify-content:center;
    position:fixed; left:20px; bottom:22px; z-index:90;
    width:58px; height:58px; border-radius:50%;
    background:var(--red-500); color:#fff;
    font-size:14px; font-weight:800; letter-spacing:-.01em;
    text-decoration:none;
    box-shadow:var(--shadow-1);
    transition: transform .25s var(--ease);
  }
  .fab-contact:active{ transform:scale(.92); }
}