/* ============================================================
   CI Research — About Us · cinematic scrollytelling
   ============================================================ */

:root{
  --navy:#16305e;
  --navy-deep:#0f2246;
  --orange:#f6931e;
  --gold:#ffb320;
  --cream:#fff6ec;
  --ink:#16305e;
  --ink-soft:rgba(22,48,94,.62);
  --hair:rgba(22,48,94,.12);
  --ease:cubic-bezier(.22,1,.36,1);
  font-synthesis:none;
}

*{margin:0;padding:0;box-sizing:border-box}

html{ -webkit-text-size-adjust:100%; }
body{
  font-family:"Be Vietnam Pro","Noto Sans KR",system-ui,-apple-system,sans-serif;
  background:var(--cream);
  color:var(--ink);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

/* ---- ambient dataviz backdrop ---- */
#ambient{
  position:fixed; inset:0; width:100%; height:100%;
  z-index:0; display:block; pointer-events:none;
}

/* ---- pinned stage ---- */
.stage{
  position:fixed; inset:0; z-index:2;
  overflow:hidden;
  perspective:1600px;
}
.panel{
  position:absolute; inset:0;
  display:flex; align-items:center;
  overflow:hidden;
  background:var(--cream);
  opacity:0;
  will-change:transform,opacity;
  backface-visibility:hidden;
}
.panel[data-theme="light"]{ color:var(--ink); }
.panel[data-theme="dark"]{ color:#fff; }

.wrap{
  position:relative; z-index:3;
  width:min(1200px,88vw);
  margin:0 auto;
  padding:0 clamp(8px,3vw,40px);
}

/* ---- shared type ---- */
.eyebrow{
  display:block;
  font-size:clamp(11px,1vw,13px);
  font-weight:600; letter-spacing:.24em; text-transform:uppercase;
  color:var(--orange);
  margin-bottom:clamp(16px,2.2vh,26px);
}
.eyebrow-light{ color:var(--gold); }

em{ font-style:italic; }

/* ============================================================
   01 · HERO
   ============================================================ */
.panel-hero{ background:var(--navy-deep); }
.hero-bg{ position:absolute; inset:0; z-index:1; overflow:hidden; }
.hero-photo{ position:absolute; inset:0; }
.hero-frame{
  position:absolute; inset:-6%;
  background-size:cover; background-position:center;
  filter:saturate(1.05) contrast(1.06);
  opacity:0;
  animation:heroCycle 27s ease-in-out infinite;
}
.hero-frame:nth-child(1){ animation-delay:0s; }
.hero-frame:nth-child(2){ animation-delay:9s; }
.hero-frame:nth-child(3){ animation-delay:18s; }
@keyframes heroCycle{
  0%   { opacity:0; transform:scale(1.06) translateX(0); }
  7%   { opacity:1; }
  30%  { opacity:1; transform:scale(1.18) translateX(-3%); }
  36%  { opacity:0; }
  100% { opacity:0; transform:scale(1.18) translateX(-3%); }
}
.hero-glow{
  position:absolute; inset:0;
  background:
    radial-gradient(ellipse 80% 62% at 78% 20%, rgba(246,147,30,.42) 0%, transparent 58%),
    radial-gradient(ellipse 70% 55% at 6% 96%, rgba(255,179,32,.26) 0%, transparent 52%);
  mix-blend-mode:screen;
}
.hero-veil{
  position:absolute; inset:0;
  background:linear-gradient(115deg, rgba(15,34,70,.92) 0%, rgba(22,48,94,.72) 45%, rgba(15,34,70,.9) 100%);
}
.hero-wrap{ max-width:1000px; }
.hero-brand{
  display:block;
  font-size:clamp(13px,1.3vw,16px); font-weight:700;
  letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold);
  margin-bottom:clamp(14px,2vh,22px);
}
.hero-title{ font-weight:400; }
.hero-lead{
  display:block;
  font-size:clamp(38px,6.6vw,92px);
  font-weight:800; line-height:1.02; letter-spacing:-.025em;
  text-wrap:balance;
  text-shadow:0 8px 40px rgba(15,34,70,.5);
}
.hero-lead em{
  font-family:"Fraunces",serif; font-weight:500;
  color:var(--gold);
  text-shadow:0 6px 30px rgba(255,179,32,.28);
}
.hero-sub{
  margin-top:clamp(22px,3.4vh,38px);
  font-size:clamp(15px,1.7vw,23px);
  font-weight:400; line-height:1.5;
  color:rgba(255,246,236,.92);
  max-width:min(58ch,92vw);
  text-wrap:pretty;
}
.hero-sub-keep{ white-space:nowrap; }
.scroll-cue{
  position:absolute; left:50%; bottom:clamp(26px,4.5vh,48px);
  transform:translateX(-50%);
  z-index:4;
  display:flex; flex-direction:column; align-items:center; gap:10px;
  font-size:12px; font-weight:500; letter-spacing:.18em; text-transform:uppercase;
  color:rgba(255,246,236,.86);
  transition:opacity .5s var(--ease);
}
.scroll-cue svg{ animation:cuebob 1.8s ease-in-out infinite; }
@keyframes cuebob{ 0%,100%{ transform:translateY(0); opacity:.7 } 50%{ transform:translateY(6px); opacity:1 } }

/* ============================================================
   02 · GIỚI THIỆU / TỔNG QUAN  ·  cinematic coverage map (dark)
   ============================================================ */
.panel-intro{
  background:
    radial-gradient(120% 95% at 90% 4%, rgba(246,147,30,.18) 0%, transparent 52%),
    radial-gradient(95% 85% at 6% 104%, rgba(45,83,135,.55) 0%, transparent 55%),
    linear-gradient(160deg,#0f2246 0%,#0b1730 60%,#0a1428 100%);
}
.intro-atmo{
  position:absolute; inset:0; z-index:1; pointer-events:none;
  background:radial-gradient(60% 50% at 72% 46%, rgba(246,147,30,.10) 0%, transparent 60%);
}
.intro-wrap{
  display:grid;
  grid-template-columns:.92fr 1.08fr;
  gap:clamp(24px,3.5vw,60px);
  align-items:center;
}
.intro-copy{ position:relative; z-index:3; }
.intro-title{
  font-size:clamp(28px,4vw,58px);
  font-weight:800;
  line-height:1.07;
  letter-spacing:-.02em;
  text-wrap:balance;
  color:#fff6ec;
}
.intro-title em{
  font-family:"Fraunces",serif;
  font-weight:500;
  color:var(--orange);
}
.intro-body{
  margin-top:clamp(18px,2.6vh,26px);
  font-size:clamp(15px,1.55vw,19px);
  line-height:1.64;
  color:rgba(255,246,236,.72);
  max-width:50ch;
}
.intro-stats{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:clamp(18px,2.6vh,30px) clamp(24px,3vw,44px);
  margin-top:clamp(28px,4.2vh,48px);
}
.intro-stat{ border-top:2px solid rgba(255,246,236,.18); padding-top:clamp(12px,1.6vh,18px); }
.intro-stat-num{
  display:flex;
  align-items:baseline;
  font-size:clamp(36px,4.6vw,68px);
  font-weight:800;
  line-height:.9;
  letter-spacing:-.03em;
  color:#fff6ec;
}
.intro-stat-num i{
  font-style:normal;
  color:var(--orange);
  font-size:.5em;
  margin-left:.06em;
}
.intro-stat-cap{
  margin-top:clamp(8px,1.1vh,12px);
  font-size:clamp(12px,1.1vw,15px);
  font-weight:600;
  color:rgba(255,246,236,.66);
  line-height:1.35;
}

/* --- map stage --- */
.intro-media{
  position:relative; z-index:3;
  min-height:clamp(360px,54vh,600px);
  display:flex; align-items:center; justify-content:center;
}
.intro-map{
  position:relative;
  height:min(74vh,650px);
  display:flex; align-items:center; justify-content:center;
}
.intro-map-glow{
  position:absolute; width:min(88%,560px); aspect-ratio:1; border-radius:50%;
  background:radial-gradient(circle at 54% 46%, rgba(246,147,30,.22) 0%, rgba(255,179,32,.10) 42%, transparent 68%);
  filter:blur(4px);
  animation:introGlow 7s ease-in-out infinite;
}
@keyframes introGlow{ 0%,100%{ opacity:.55; transform:scale(1); } 50%{ opacity:.8; transform:scale(1.04); } }
.intro-map-stage{
  position:relative; z-index:2;
  height:100%; aspect-ratio:696/978; max-width:100%;
  display:block;
}
.intro-map-halo{
  position:absolute; inset:0; width:100%; height:100%; object-fit:contain;
  filter:blur(15px) saturate(1.2); opacity:.45;
}
.intro-map-img{
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:contain;
  filter:drop-shadow(0 30px 60px rgba(0,0,0,.45));
}
.intro-map-rim{
  position:absolute; inset:0; width:100%; height:100%; object-fit:contain;
  opacity:.1; mix-blend-mode:screen; transform:translate(-2px,-3px);
}
.intro-radar{
  position:absolute; left:50%; top:52%; transform:translate(-50%,-50%);
  width:120%; aspect-ratio:1; border-radius:50%; overflow:hidden; z-index:3;
  opacity:.5;
  -webkit-mask:radial-gradient(circle,#000 60%,transparent 71%);
  mask:radial-gradient(circle,#000 60%,transparent 71%);
}
.intro-radar span{
  position:absolute; inset:0; display:block;
  background:conic-gradient(from 0deg, rgba(255,179,32,.42) 0deg, rgba(255,179,32,.10) 26deg, transparent 60deg, transparent 360deg);
  animation:introRadar 7s linear infinite;
}
@keyframes introRadar{ to{ transform:rotate(360deg); } }
.intro-map-overlay{ position:absolute; inset:0; z-index:5; }
.intro-arcs{ position:absolute; inset:0; width:100%; height:100%; overflow:visible; }
.intro-arcs .arc{
  fill:none; stroke:url(#ci-arcg); stroke-width:2.4; stroke-linecap:round;
  stroke-dasharray:6 9; opacity:.8;
}
.intro-arcs .arc--faint{ stroke-width:1.6; stroke-dasharray:3 12; opacity:.5; }

/* city pins */
.cpin{ position:absolute; transform:translate(-50%,-50%); z-index:6; }
.cpin b{
  position:relative; display:block; width:8px; height:8px; border-radius:50%;
  background:radial-gradient(circle at 40% 35%, #ffd27a, #f6931e);
  box-shadow:0 0 0 3px rgba(246,147,30,.22), 0 0 14px 3px rgba(246,147,30,.55);
}
.cpin i{
  position:absolute; left:50%; top:50%; width:20px; height:20px; margin:-10px 0 0 -10px;
  border-radius:50%; border:1.5px solid rgba(255,179,32,.7);
  animation:introPulse 3.2s cubic-bezier(.22,1,.36,1) infinite;
}
.cpin em{
  position:absolute; left:100%; top:50%; transform:translateY(-50%);
  margin-left:12px; white-space:nowrap;
  font-size:clamp(10px,.86vw,13px); font-weight:700; letter-spacing:.02em; font-style:normal;
  color:#fff6ec; text-shadow:0 2px 10px rgba(11,23,48,.9);
  animation:introBob 5s ease-in-out infinite;
}
.cpin--lg b{ width:13px; height:13px; }
.cpin--lg i{ width:30px; height:30px; margin:-15px 0 0 -15px; animation-duration:2.6s; }
.cpin:nth-child(3) i{ animation-delay:.4s; }
.cpin:nth-child(4) i{ animation-delay:.8s; }
.cpin:nth-child(5) i{ animation-delay:1.1s; }
.cpin:nth-child(6) i{ animation-delay:1.4s; }
.cpin:nth-child(7) i{ animation-delay:1.7s; }
.cpin:nth-child(8) i{ animation-delay:2s; }
.cpin:nth-child(9) i{ animation-delay:2.3s; }
@keyframes introPulse{ 0%{ transform:scale(.4); opacity:.9; } 70%{ opacity:0; } 100%{ transform:scale(3.4); opacity:0; } }
@keyframes introBob{ 0%,100%{ transform:translateY(-50%); } 50%{ transform:translateY(calc(-50% - 5px)); } }

/* coverage badge */
.intro-map-badge{
  position:absolute; bottom:0; left:50%; transform:translateX(-50%);
  z-index:8;
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 15px; border-radius:100px;
  border:1px solid rgba(255,179,32,.28); background:rgba(15,34,70,.5);
  backdrop-filter:blur(8px); -webkit-backdrop-filter:blur(8px);
  font-size:clamp(11px,.9vw,13px); font-weight:600; color:rgba(255,246,236,.9);
  white-space:nowrap;
}
.intro-map-badge span{
  width:8px; height:8px; border-radius:50%; background:#f6931e;
  box-shadow:0 0 10px 2px rgba(246,147,30,.7);
}

/* ============================================================
   03–07 · CORE VALUES (split)
   ============================================================ */
.value-wrap{
  display:grid; grid-template-columns:1fr 1fr;
  gap:clamp(28px,5vw,80px); align-items:center;
}
.value-copy{ position:relative; }
.value-index{
  display:block;
  font-family:"Fraunces",serif; font-style:italic; font-weight:400;
  font-size:clamp(46px,7vw,96px); line-height:.8;
  color:var(--gold); opacity:.9;
  margin-bottom:clamp(10px,1.6vh,18px);
}
.value-title{
  font-size:clamp(38px,5.6vw,80px); font-weight:800; line-height:1;
  letter-spacing:-.03em; color:var(--navy-deep);
  margin-bottom:clamp(16px,2.4vh,26px);
}
.value-title-keep{ white-space:nowrap; }
.value-lead{
  font-size:clamp(15px,1.65vw,22px); line-height:1.58; color:var(--ink-soft);
  max-width:46ch; margin-bottom:clamp(18px,2.6vh,28px);
}
.value-tag{
  display:inline-block;
  font-size:clamp(12px,1.1vw,14px); font-weight:600; letter-spacing:.04em;
  color:var(--navy);
  padding:9px 16px; border:1px solid var(--hair); border-radius:100px;
  background:rgba(255,255,255,.5);
}
.value-media{ position:relative; }
.media-frame{
  aspect-ratio:4/3; width:100%;
  background-size:cover; background-position:center;
  border-radius:20px;
  box-shadow:0 40px 80px -30px rgba(15,34,70,.5), 0 2px 0 rgba(255,255,255,.6);
  filter:contrast(1.04) saturate(1.06);
}
.value-media::after{
  content:""; position:absolute; inset:0; border-radius:20px;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.14);
  background:linear-gradient(160deg,transparent 55%,rgba(15,34,70,.14));
}

/* ============================================================
   08 · CAM KẾT
   ============================================================ */
.panel-pledge{ background:var(--navy-deep); }
.pledge-wrap{
  display:grid; grid-template-columns:1.05fr .95fr;
  gap:clamp(30px,5vw,80px); align-items:center;
}
.pledge-title{
  font-size:clamp(30px,4.4vw,64px); font-weight:800; line-height:1.05;
  letter-spacing:-.02em; color:#fff; text-wrap:balance;
}
.pledge-title em{ font-family:"Fraunces",serif; font-weight:500; color:var(--gold); }
.pledge-body{
  margin-top:clamp(18px,2.6vh,28px);
  font-size:clamp(15px,1.6vw,21px); line-height:1.6;
  color:rgba(255,246,236,.8); max-width:52ch;
  text-wrap:pretty;
}
.pledge-keep{ white-space:nowrap; }
.pledge-viz{ position:relative; }
.bars{
  display:flex; align-items:flex-end; gap:clamp(10px,1.6vw,22px);
  height:clamp(180px,32vh,320px);
  padding:0 clamp(6px,1vw,16px) clamp(18px,3vh,30px);
  border-bottom:1px solid rgba(255,246,236,.16);
}
.bar{ flex:1; height:100%; display:flex; align-items:flex-end; }
.bar span{
  display:block; width:100%; height:100%;
  transform:scaleY(0); transform-origin:bottom;
  background:linear-gradient(180deg,var(--gold),var(--orange));
  border-radius:6px 6px 0 0;
  box-shadow:0 -6px 24px rgba(246,147,30,.35);
}
.pledge-stats{
  display:flex; gap:clamp(26px,4vw,56px);
  margin-top:clamp(22px,3.2vh,34px);
}
.pledge-stats b{
  display:block; font-size:clamp(30px,3.6vw,52px); font-weight:800;
  letter-spacing:-.02em; color:var(--gold);
}
.pledge-stats i{
  display:block; margin-top:6px; font-style:normal;
  font-size:clamp(12px,1.1vw,15px); color:rgba(255,246,236,.72);
}

/* ============================================================
   09 · PHƯƠNG PHÁP
   ============================================================ */
.panel-method{
  background:
    radial-gradient(120% 90% at 88% 4%, rgba(246,147,30,.1) 0%, transparent 55%),
    radial-gradient(90% 70% at 4% 98%, rgba(22,48,94,.07) 0%, transparent 50%),
    var(--cream);
}
.method-wrap{
  display:grid; grid-template-columns:.72fr 1.28fr;
  gap:clamp(24px,4vw,64px); align-items:center;
}
.method-title{
  font-size:clamp(34px,5vw,72px); font-weight:800; line-height:1;
  letter-spacing:-.03em; color:var(--navy-deep);
}
.method-list{
  display:grid; grid-template-columns:1fr 1fr;
  grid-template-rows:repeat(3,auto); grid-auto-flow:column;
  gap:clamp(6px,1vh,14px) clamp(30px,5vw,72px);
}
.method-row{
  display:flex; align-items:center; gap:clamp(12px,1.4vw,20px);
  padding:clamp(14px,2vh,24px) 0;
  border-bottom:1px solid var(--hair);
  transition:transform .3s var(--ease);
}
.method-row:hover{ transform:translateX(6px); }
.m-num{
  font-family:"Fraunces",serif; font-style:italic;
  font-size:clamp(30px,3.4vw,48px); font-weight:400; line-height:1;
  color:var(--orange); min-width:2.4ch; flex-shrink:0;
}
.m-line{ width:clamp(20px,2.6vw,42px); height:2px; background:linear-gradient(90deg,var(--orange),var(--gold)); border-radius:2px; flex-shrink:0; }
.m-text{ font-size:clamp(15px,1.5vw,21px); font-weight:600; color:var(--navy); line-height:1.3; }

/* ============================================================
   KOREAN TYPOGRAPHY — prevent awkward line breaks
   ============================================================ */
html[lang="ko"] body{
  word-break:keep-all;
  line-break:strict;
}
html[lang="ko"] .value-lead,
html[lang="ko"] .intro-body,
html[lang="ko"] .pledge-body,
html[lang="ko"] .hero-sub,
html[lang="ko"] .contact-sub,
html[lang="ko"] .clients-note{
  max-width:none;
  text-wrap:pretty;
}
html[lang="ko"] .value-copy .value-lead{
  max-width:36em;
}
html[lang="ko"] .method-row .m-text{
  white-space:nowrap;
  font-size:clamp(13px,1.28vw,18px);
  letter-spacing:-.01em;
}
html[lang="ko"] .method-list{
  gap:clamp(6px,1vh,14px) clamp(16px,3vw,40px);
}
html[lang="ko"] .value-tag{
  white-space:nowrap;
  font-size:clamp(11px,1vw,13px);
}
/* Gold / accent display type — Diphylleia instead of Fraunces for Korean */
html[lang="ko"] :is(
  .hero-brand,
  .hero-lead em,
  .eyebrow-light,
  .value-index,
  .pledge-title em,
  .pledge-stats b,
  .contact-title em,
  .ci-k,
  .intro-title em,
  .clients-title em,
  .m-num
){
  font-family:"Diphylleia","Noto Sans KR",serif;
  font-style:normal;
  font-variation-settings:normal;
  font-weight:400;
}
html[lang="ko"] .hero-lead em,
html[lang="ko"] .pledge-title em,
html[lang="ko"] .contact-title em,
html[lang="ko"] .intro-title em,
html[lang="ko"] .clients-title em{
  font-weight:400;
}
html[lang="ko"] .value-index,
html[lang="ko"] .m-num{
  font-weight:400;
}
html[lang="ko"] .pledge-stats b{
  font-weight:400;
}
html[lang="ko"] .hero-brand,
html[lang="ko"] .ci-k{
  font-weight:400;
  letter-spacing:.04em;
}

/* ============================================================
   10 · KHÁCH HÀNG
   ============================================================ */
.clients-wrap{ max-width:1100px; text-align:center; }
.clients-wrap .eyebrow{ }
.clients-title{
  font-size:clamp(28px,4.2vw,60px); font-weight:800; line-height:1.06;
  letter-spacing:-.02em; color:var(--navy-deep); text-wrap:balance;
  margin-bottom:clamp(30px,4.5vh,52px);
}
.clients-title em{ font-family:"Fraunces",serif; font-weight:500; color:var(--orange); }
.logo-marquee{
  width:100%; overflow:hidden;
  margin-bottom:clamp(12px,1.6vw,20px);
  -webkit-mask:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
  mask:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
}
.marq-track{
  display:flex; gap:clamp(12px,1.6vw,20px); width:max-content;
  animation:marq 34s linear infinite;
}
.marq-track.rev{ animation-direction:reverse; animation-duration:42s; }
.logo-marquee:hover .marq-track{ animation-play-state:paused; }
@keyframes marq{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }
.logo-slot{
  flex:0 0 auto;
  width:clamp(190px,19vw,280px); height:clamp(88px,11vh,120px);
  display:flex; align-items:center; justify-content:center;
  padding:clamp(10px,1.2vw,16px);
  border-radius:16px;
  border:1px solid rgba(22,48,94,.12);
  background:#fff;
  box-shadow:0 12px 36px -18px rgba(15,34,70,.35);
}
.logo-slot img{
  width:92%; height:92%;
  max-width:240px; max-height:96px;
  object-fit:contain;
  object-position:center;
  filter:grayscale(.15) contrast(1.08);
  opacity:.94;
  transition:filter .35s var(--ease), opacity .35s var(--ease), transform .35s var(--ease);
}
.logo-marquee:hover .logo-slot img,
.logo-slot:hover img{
  filter:grayscale(0) contrast(1.12);
  opacity:1;
  transform:scale(1.04);
}
.clients-note{
  margin-top:clamp(24px,3.6vh,40px);
  font-size:clamp(14px,1.4vw,18px); color:var(--ink-soft);
}

/* ============================================================
   11 · LIÊN HỆ
   ============================================================ */
.panel-contact{ background:var(--navy-deep); }
.contact-glow{
  position:absolute; inset:0; z-index:1;
  background:
    radial-gradient(ellipse 55% 42% at 50% -8%, rgba(246,147,30,.2) 0%, transparent 60%),
    radial-gradient(ellipse 70% 55% at 50% 128%, rgba(255,179,32,.12) 0%, transparent 55%);
}
.contact-wrap{ text-align:center; max-width:920px; }
.contact-title{
  font-size:clamp(34px,5.2vw,80px); font-weight:800; line-height:1.02;
  letter-spacing:-.03em; color:#fff; text-wrap:balance;
}
.contact-title em{ font-family:"Fraunces",serif; font-weight:500; color:var(--gold); }
.contact-sub{
  margin-top:clamp(14px,2vh,22px);
  font-size:clamp(15px,1.7vw,20px); color:rgba(255,246,236,.82);
}
.contact-legal{
  margin-top:clamp(24px,3.5vh,40px);
  padding:clamp(16px,2vh,22px) clamp(18px,2.5vw,28px);
  border-radius:14px;
  border:1px solid rgba(255,246,236,.14);
  background:rgba(11,25,52,.45);
  text-align:left;
}
.contact-co{
  font-size:clamp(14px,1.35vw,17px); font-weight:800; letter-spacing:.04em;
  color:#fff; margin-bottom:6px;
}
.contact-reg{
  font-size:clamp(12px,1.15vw,14px); line-height:1.55;
  color:rgba(255,246,236,.62);
}
.contact-details{
  display:grid; grid-template-columns:1fr 1fr;
  gap:clamp(14px,1.8vw,18px);
  margin-top:clamp(24px,3.5vh,36px);
  text-align:left;
}
.contact-item{
  display:flex; gap:clamp(12px,1.4vw,16px);
  align-items:flex-start;
  padding:clamp(16px,2vh,20px) clamp(14px,1.8vw,18px);
  border-radius:14px;
  border:1px solid rgba(255,246,236,.16);
  background:rgba(11,25,52,.58);
  backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
  transition:
    transform .35s var(--ease),
    border-color .35s var(--ease),
    background .35s var(--ease),
    box-shadow .35s var(--ease);
}
.contact-item--action{ cursor:pointer; }
.ci-ico{
  flex-shrink:0; width:40px; height:40px; border-radius:10px;
  background:rgba(255,179,32,.14) center/20px no-repeat;
  border:1px solid rgba(255,179,32,.28);
  transition:
    background-color .35s var(--ease),
    border-color .35s var(--ease),
    transform .35s var(--ease);
}
@media (hover:hover){
  .contact-item:hover{
    transform:translateY(-4px);
    border-color:rgba(255,179,32,.42);
    background:rgba(11,25,52,.78);
    box-shadow:0 14px 36px -14px rgba(246,147,30,.32);
  }
  .contact-item:hover .ci-ico{
    background-color:rgba(246,147,30,.22);
    border-color:rgba(255,179,32,.55);
    transform:scale(1.06);
  }
  .contact-item--action:hover .ci-v a{ color:var(--gold); }
  .contact-item--action:hover .ci-hot{
    background:rgba(255,179,32,.3);
    color:#fff !important;
  }
}
.ci-ico--hq{ background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23ffb320' stroke-width='1.8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M3 21h18M5 21V7l7-4 7 4v14M9 21v-6h6v6'/%3E%3C/svg%3E"); }
.ci-ico--pin{ background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23ffb320' stroke-width='1.8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M12 21s7-4.5 7-11a7 7 0 10-14 0c0 6.5 7 11 7 11z'/%3E%3Ccircle cx='12' cy='10' r='2.5'/%3E%3C/svg%3E"); }
.ci-ico--phone{ background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23ffb320' stroke-width='1.8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M5 4h4l2 5-2 1a11 11 0 005 5l1-2 5 2v4a2 2 0 01-2 2A15 15 0 015 6a2 2 0 012-2z'/%3E%3C/svg%3E"); }
.ci-ico--mail{ background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23ffb320' stroke-width='1.8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M4 6h16v12H4z'/%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M4 7l8 6 8-6'/%3E%3C/svg%3E"); }
.ci-ico--web{ background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%23ffb320' stroke-width='1.8'%3E%3Ccircle cx='12' cy='12' r='9'/%3E%3Cpath stroke-linecap='round' d='M3 12h18M12 3a14 14 0 010 18M12 3a14 14 0 000 18'/%3E%3C/svg%3E"); }
.ci-k{
  font-size:11px; font-weight:700; letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold); margin-bottom:6px;
}
.ci-v{
  font-size:clamp(13px,1.25vw,15px); line-height:1.55; font-weight:500;
  color:rgba(255,246,236,.9);
}
.ci-v a{
  color:#fff; text-decoration:none; transition:color .25s var(--ease);
}
.ci-v a:hover{ color:var(--gold); }
.ci-sep{ margin:0 8px; opacity:.45; }
.ci-hot{
  padding:2px 8px; border-radius:6px;
  background:rgba(255,179,32,.18); color:var(--gold) !important;
}
/* ============================================================
   CHROME
   ============================================================ */
.chrome{
  position:fixed; top:0; left:0; right:0; z-index:20;
  display:flex; align-items:center; justify-content:space-between;
  padding:clamp(18px,2.6vh,30px) clamp(20px,3.5vw,52px);
  padding-top:max(clamp(18px,2.6vh,30px), env(safe-area-inset-top, 0px));
  pointer-events:none;
}
.chrome a{ pointer-events:auto; }
.wordmark{
  display:inline-flex;
  align-items:center;
  text-decoration:none;
  line-height:0;
  opacity:0;
  transition:box-shadow .35s var(--ease);
}
.wordmark.is-ready{ opacity:1; }
.wordmark-img{
  display:block;
  width:auto;
  height:clamp(28px,3.8vh,36px);
  object-fit:contain;
}

/* Light slides — logo only, no box; black in asset blends away */
.wordmark--on-light{
  padding:0;
  background:transparent;
  box-shadow:none;
  border-radius:0;
}
.wordmark--on-light .wordmark-img{
  mix-blend-mode:lighten;
}

/* Dark slides — same: no box; screen lifts logo off navy/photo */
.wordmark--on-dark{
  padding:0;
  background:transparent;
  box-shadow:none;
  border-radius:0;
}
.wordmark--on-dark .wordmark-img{
  mix-blend-mode:screen;
  filter:drop-shadow(0 2px 10px rgba(0,0,0,.35));
}
.wordmark--on-dark:hover .wordmark-img{
  filter:drop-shadow(0 4px 16px rgba(246,147,30,.25));
}
.chapter-label{
  font-size:clamp(11px,1.05vw,14px); font-weight:600; letter-spacing:.06em;
  color:var(--navy);
  transition:color .4s var(--ease);
  font-variant-numeric:tabular-nums;
}

.chrome-right{ display:flex; align-items:center; gap:clamp(12px,1.6vw,20px); }
.langsw{
  display:flex; gap:2px; padding:3px; border-radius:100px;
  border:1px solid rgba(22,48,94,.2);
  background:rgba(255,255,255,.4);
  backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
}
.langsw button{
  pointer-events:auto; cursor:pointer; border:none; background:transparent;
  font-family:inherit; font-size:11px; font-weight:700; letter-spacing:.04em;
  color:var(--navy); padding:5px 10px; border-radius:100px;
  transition:background .25s var(--ease), color .25s var(--ease);
}
.langsw button.on{ background:var(--orange); color:#fff; }
.chrome.dark .langsw{ border-color:rgba(255,246,236,.28); background:rgba(15,34,70,.4); }
.chrome.dark .langsw button{ color:rgba(255,246,236,.92); }
.chrome.dark .langsw button.on{ background:var(--gold); color:var(--navy-deep); }
@media (max-width:560px){ .langsw button{ padding:5px 8px; font-size:10px; } }

/* right-side dot nav */
.dotnav{
  position:fixed; right:clamp(16px,2vw,32px); top:50%;
  transform:translateY(-50%);
  z-index:20;
  display:flex; flex-direction:column; gap:clamp(12px,1.6vh,17px);
  align-items:center;
}
.dotnav a{
  display:block; width:10px; height:10px;
  text-decoration:none; cursor:pointer;
}
.dotnav b{
  display:block; width:9px; height:9px; border-radius:50%;
  background:rgba(22,48,94,.26);
  transition:transform .35s var(--ease), background .35s var(--ease);
}
.dotnav i{ display:none; }
.dotnav a:hover b{ transform:scale(1.4); }
.dotnav a.on b{ transform:scale(1.7); background:var(--orange); }

/* dark-theme chrome */
.chrome.dark .chapter-label{ color:rgba(255,246,236,.9); }
.dotnav.dark b{ background:rgba(255,246,236,.34); }
.dotnav.dark i{ color:#fff; }
.dotnav.dark a.on b{ background:var(--gold); }

/* ============================================================
   RESPONSIVE — mobile stacked flow (see body.is-mobile)
   ============================================================ */

/* Mobile: natural scroll instead of fixed cinematic stage */
.is-mobile .stage{
  position:relative;
  inset:auto;
  height:auto;
  overflow:visible;
  perspective:none;
}
.is-mobile .panel{
  position:relative;
  inset:auto;
  opacity:1 !important;
  visibility:visible !important;
  transform:none !important;
  filter:none !important;
  pointer-events:auto !important;
  min-height:100svh;
  min-height:100dvh;
  padding-top:max(clamp(64px,14vw,84px), calc(env(safe-area-inset-top, 0px) + 52px));
  padding-bottom:max(clamp(40px,8vw,56px), calc(env(safe-area-inset-bottom, 0px) + 20px));
  overflow:visible;
  align-items:center;
}
.is-mobile .timeline{ display:none !important; height:0 !important; }
.is-mobile [data-reveal]{
  opacity:1 !important;
  transform:none !important;
  filter:none !important;
}
.is-mobile .scroll-cue,
.is-mobile .film-scrub{ display:none; }
.is-mobile .panel-intro .cpin{ opacity:1 !important; transform:translate(-50%,-50%) !important; }
.is-mobile .panel-intro .arc{ opacity:.8; }
.is-mobile .panel-intro .arc--faint{ opacity:.5; }
.is-mobile .panel-intro .intro-radar{ opacity:.5; }
.is-mobile .panel-intro .intro-map-badge{
  opacity:1 !important;
  transform:translateX(-50%) !important;
}
.is-mobile .chrome-right{ pointer-events:auto; }

@media (max-width:860px){
  .wrap{ width:min(100%,92vw); padding:0 clamp(12px,4vw,20px); }
  .chrome{ padding:12px clamp(14px,4vw,20px); }
  .chapter-label{ display:none; }
  .wordmark-img{ height:clamp(24px,6vw,32px); }

  .hero-lead{ font-size:clamp(32px,9vw,52px); }
  .hero-sub{ font-size:clamp(14px,3.8vw,18px); max-width:none; }
  .hero-sub-keep{ white-space:normal; }

  .intro-wrap{ grid-template-columns:1fr; gap:clamp(20px,4vh,32px); }
  .intro-media{ order:-1; min-height:auto; }
  .intro-map{ height:min(38vh,300px); }
  .intro-title{ font-size:clamp(24px,6.5vw,38px); }
  .intro-body{ max-width:none; font-size:clamp(14px,3.6vw,17px); }
  .intro-stats{ gap:clamp(12px,3vw,20px) clamp(14px,3vw,24px); }
  .intro-stat-num{ font-size:clamp(32px,10vw,52px); }
  .intro-map-badge{ font-size:10px; padding:6px 12px; white-space:normal; text-align:center; max-width:92%; }

  .value-wrap{ grid-template-columns:1fr; gap:clamp(18px,4vh,30px); }
  .value-media{ order:-1; }
  .value-copy{ position:relative; padding-top:clamp(48px,12vw,64px); }
  .media-frame{ aspect-ratio:16/10; border-radius:14px; }
  .value-index{
    position:absolute; top:0; left:0; right:auto;
    margin:0; opacity:.45; font-size:clamp(40px,12vw,64px);
  }
  .value-title{ font-size:clamp(32px,8.5vw,48px); }
  .value-title-keep{ white-space:normal; }
  .value-lead{ max-width:none; font-size:clamp(14px,3.6vw,18px); }
  .value-tag{ font-size:12px; }

  .pledge-wrap{ grid-template-columns:1fr; gap:clamp(20px,4vh,32px); }
  .pledge-title{ font-size:clamp(26px,7vw,40px); }
  .pledge-body{ max-width:none; font-size:clamp(14px,3.6vw,18px); }
  .pledge-keep{ white-space:normal; }
  .bars{ height:clamp(140px,28vh,220px); }

  .method-wrap{ grid-template-columns:1fr; gap:clamp(16px,3vh,24px); }
  .method-title{ font-size:clamp(30px,8vw,44px); }
  .method-list{ grid-template-columns:1fr; grid-auto-flow:row; grid-template-rows:auto; }
  .method-row{ padding:clamp(10px,2vh,18px) 0; }
  .m-text{ font-size:clamp(14px,3.8vw,18px); }
  html[lang="ko"] .method-row .m-text{ white-space:normal; }

  .clients-title{ font-size:clamp(24px,7vw,40px); }
  .logo-slot{
    width:clamp(130px,38vw,180px);
    height:clamp(64px,16vw,88px);
    border-radius:12px;
  }
  .clients-note{ font-size:clamp(13px,3.4vw,16px); }

  .contact-title{ font-size:clamp(28px,7.5vw,44px); }
  .contact-sub{ font-size:clamp(14px,3.6vw,17px); }
  .contact-details{ grid-template-columns:1fr; }
  .contact-reg{ font-size:clamp(11px,2.8vw,13px); }

  .dotnav{
    right:clamp(8px,2.5vw,14px);
    gap:clamp(8px,1.4vh,12px);
  }
  .dotnav a{ width:8px; height:8px; }
  .dotnav b{ width:7px; height:7px; }
  .dotnav i{ display:none; }

  .cpin em{ font-size:9px; margin-left:8px; }
  .cpin--lg b{ width:10px; height:10px; }
}

@media (max-width:560px){
  .intro-stats{ grid-template-columns:1fr; }
  .intro-stat{
    display:flex; align-items:baseline; gap:16px;
    border-top:none; border-bottom:1px solid rgba(255,246,236,.18);
    padding:10px 0;
  }
  .intro-stat-cap{ margin-top:0; flex:1; }
  .intro-map{ height:min(34vh,260px); }

  .pledge-stats{ flex-direction:column; gap:20px; }

  .contact-wrap{ padding:0 4px; }
  .contact-title{ font-size:clamp(24px,7vw,32px); line-height:1.15; }
  .contact-sub{ font-size:13px; margin-top:6px; }
  .contact-legal{ margin-top:14px; padding:10px 14px; border-radius:10px; }
  .contact-co{ font-size:13px; margin-bottom:4px; }
  .contact-details{ margin-top:16px; gap:10px; }
  .contact-item{ padding:10px 12px; gap:10px; border-radius:10px; }
  .ci-ico{ width:32px; height:32px; background-size:16px; border-radius:8px; }
  .ci-k{ font-size:10px; margin-bottom:2px; }
  .ci-v{ font-size:12px; line-height:1.45; }
  .ci-sep{ display:block; margin:4px 0 0; }
  .ci-v a{ display:inline-block; }

  .hero-lead{ font-size:clamp(28px,8.5vw,40px); }
  .langsw button{ padding:4px 7px; font-size:10px; }
}

@media (prefers-reduced-motion:reduce){
  .hero-frame{ animation:none; }
  .hero-frame:nth-child(1){ opacity:1; }
  .hero-frame:nth-child(2), .hero-frame:nth-child(3){ opacity:0; }
  .scroll-cue svg{ animation:none; }
  .marq-track{ animation:none; }
}

/* ============================================================
   FILM MODE — cinematic frame, grain, scrubber, map assembly
   ============================================================ */
.film-frame{ position:fixed; inset:0; z-index:14; pointer-events:none; }
.film-bar{ position:absolute; left:0; right:0; height:clamp(26px,5vh,64px); background:#04060d; }
.film-bar--top{ top:0; box-shadow:0 1px 0 rgba(246,147,30,.22); }
.film-bar--bot{ bottom:0; box-shadow:0 -1px 0 rgba(246,147,30,.22); }
.film-vignette{ position:absolute; inset:0; background:radial-gradient(130% 110% at 50% 44%, transparent 60%, rgba(4,7,14,.32) 100%); }
.film-grain{
  position:absolute; inset:-25%; opacity:.03; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:filmGrain 1.1s steps(2) infinite;
}
@keyframes filmGrain{
  0%{transform:translate(0,0)}20%{transform:translate(-3%,2%)}40%{transform:translate(2%,-2%)}
  60%{transform:translate(-2%,3%)}80%{transform:translate(3%,-2%)}100%{transform:translate(0,0)}
}
.film-scrub{
  position:fixed; left:clamp(20px,3.5vw,54px); right:clamp(20px,3.5vw,54px);
  bottom:clamp(12px,1.9vh,20px); z-index:18; pointer-events:none;
  display:flex; align-items:center; gap:16px;
}
.film-scrub__label{
  font-size:11px; font-weight:700; letter-spacing:.14em; text-transform:uppercase;
  color:rgba(22,48,94,.72); font-variant-numeric:tabular-nums; white-space:nowrap; order:2;
  transition:color .4s var(--ease);
}
.film-scrub__bar{ flex:1; height:2px; border-radius:2px; background:rgba(22,48,94,.16); overflow:hidden; order:1; transition:background .4s var(--ease); }
body.is-dark .film-scrub__label{ color:rgba(255,246,236,.82); }
body.is-dark .film-scrub__bar{ background:rgba(255,246,236,.18); }
.film-scrub__bar span{
  display:block; height:100%; width:100%; transform:scaleX(0); transform-origin:left;
  background:linear-gradient(90deg,#ffb320,#f6931e);
}

/* map assembly — hidden until scroll drives them (via CSS custom props to keep centering) */
.panel-intro .cpin{ opacity:0; transform:translate(-50%, calc(-50% + var(--drop,0px))) scale(var(--s,1)); }
.panel-intro .arc{ opacity:0; }
.panel-intro .intro-radar{ opacity:0; }
.panel-intro .intro-map-badge{ opacity:0; }

[data-reveal]{ will-change:opacity,transform,filter; }
.panel{ will-change:transform,opacity,filter; }

@media (prefers-reduced-motion:reduce){
  .film-grain{ animation:none; }
}