:root {
  --bg: #000000;
  --bg-soft: #0b0b0f;
  --panel: #121216;
  --panel-2: #17171d;
  --text: #f5f5f7;
  --text-soft: #c7c7cc;
  --muted: #86868b;
  --dim: #6e6e73;
  --line: rgba(255, 255, 255, 0.1);
  --line-soft: rgba(255, 255, 255, 0.06);
  --blue: #2997ff;
  --gold: #d8b76e;
  --gold-bright: #f7e7b5;
  --serif: "Songti SC", "Noto Serif SC", "STSong", "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "PingFang SC", "Noto Sans SC", "Helvetica Neue", Arial, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --page-pad: clamp(22px, 5vw, 86px);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.is-loading { overflow: hidden; }

::selection { background: var(--gold); color: #111; }

a { color: inherit; text-decoration: none; }
button { font: inherit; }

/* ---------- loader ---------- */

.loader {
  position: fixed;
  animation: loaderAutoHide .6s var(--ease) 2.2s forwards;
  inset: 0;
  z-index: 999;
  display: grid;
  place-items: center;
  background: #000;
  transition: opacity 0.8s var(--ease), visibility 0.8s var(--ease);
}

body.loaded .loader { opacity: 0; visibility: hidden; pointer-events: none; }
@keyframes loaderAutoHide { to { opacity: 0; visibility: hidden; pointer-events: none; } }

.loader-inner { display: flex; flex-direction: column; align-items: center; gap: 24px; }

.loader-mark {
  font-family: var(--serif);
  font-size: 64px;
  color: var(--gold-bright);
  animation: markPulse 2s var(--ease) infinite;
}

@keyframes markPulse {
  0%, 100% { opacity: 0.55; transform: scale(0.98); }
  50% { opacity: 1; transform: scale(1); }
}

.loader-line { width: 180px; height: 1px; background: rgba(255,255,255,0.16); overflow: hidden; }
.loader-line i { display: block; height: 100%; width: 40%; background: var(--gold); animation: loadLine 1.4s var(--ease) infinite; }
@keyframes loadLine { 0% { transform: translateX(-120%); } 100% { transform: translateX(320%); } }

.loader-text { font-size: 9px; letter-spacing: 0.28em; color: var(--muted); }

/* ---------- cursor / nav ---------- */

.scroll-progress {
  position: fixed;
  top: 48px;
  left: 0;
  z-index: 101;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), #fff);
  opacity: .75;
  pointer-events: none;
}

.cursor-glow {
  position: fixed;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.16;
  background: radial-gradient(circle, rgba(216,183,110,0.5), rgba(41,151,255,0.12) 38%, transparent 68%);
  filter: blur(30px);
  transform: translate(-50%, -50%);
  transition: opacity 0.4s;
}

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--page-pad);
  background: rgba(0, 0, 0, 0.52);
  backdrop-filter: saturate(180%) blur(22px);
  -webkit-backdrop-filter: saturate(180%) blur(22px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.brand { display: inline-flex; align-items: center; gap: 9px; }

.brand-mark {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: linear-gradient(145deg, var(--gold-bright), var(--gold) 55%, #a77b37);
  color: #15110a;
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 700;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.5), 0 2px 10px rgba(216,183,110,.25);
}

.brand-mark.small { width: 24px; height: 24px; font-size: 14px; }

.brand-word { font-size: 15px; font-weight: 600; letter-spacing: -0.02em; }

.nav-links { display: flex; gap: 34px; font-size: 12px; color: var(--text-soft); }
.nav-links a, .nav-link-small { opacity: 0.82; transition: opacity .3s, color .3s; }
.nav-links a:hover, .nav-link-small:hover { opacity: 1; color: #fff; }

.nav-actions { display: flex; align-items: center; gap: 22px; }
.nav-link-small { font-size: 12px; }

.nav-cta {
  font-size: 12px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--blue);
  color: #fff;
  transition: transform .3s var(--ease), background .3s;
}
.nav-cta:hover { background: #0077ed; transform: translateY(-1px); }

.menu-btn { display: none; width: 34px; height: 34px; border: 0; background: none; padding: 8px 4px; cursor: pointer; }
.menu-btn span { display: block; height: 1px; background: #fff; margin: 6px 0; transition: transform .3s var(--ease), opacity .3s; }
.mobile-menu { display: none; }

.nav.is-light {
  background: rgba(245, 245, 247, 0.82);
  border-bottom-color: rgba(0, 0, 0, 0.08);
}
.nav.is-light .brand-word,
.nav.is-light .nav-links a,
.nav.is-light .nav-link-small { color: #1d1d1f; }
.nav.is-light .nav-links a:hover,
.nav.is-light .nav-link-small:hover { color: #000; }

/* ---------- shared ---------- */

.section { position: relative; padding: clamp(110px, 14vw, 210px) var(--page-pad); }

.section-label {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 34px;
}

.section-title, .statement-title, .numbers-title, .principles-title, .contact-title {
  margin: 0;
  font-size: clamp(3rem, 7vw, 7.4rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
  font-weight: 600;
}

.dim { color: var(--dim); }
.light .dim, .numbers .dim, .process .dim, .timeline .dim, .principles .dim { color: #9a9aa0; }

.section-copy {
  max-width: 55ch;
  color: var(--text-soft);
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  line-height: 1.7;
}

.section-head { max-width: 1200px; margin: 0 auto; }

/* ---------- hero ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  align-items: center;
  gap: 2vw;
  padding: 120px var(--page-pad) 80px;
  overflow: hidden;
  background: #000;
}

.hero-stars { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .6; }

.hero-aurora { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.aurora { position: absolute; border-radius: 50%; filter: blur(100px); opacity: .32; }
.aurora-1 { width: 52vw; height: 52vw; right: -12vw; top: -8vw; background: radial-gradient(circle, rgba(216,183,110,.72), rgba(216,183,110,0) 68%); animation: drift 18s ease-in-out infinite; }
.aurora-2 { width: 38vw; height: 38vw; left: -10vw; bottom: -12vw; background: radial-gradient(circle, rgba(41,151,255,.55), rgba(41,151,255,0) 68%); animation: drift 23s ease-in-out infinite reverse; }
.aurora-3 { width: 26vw; height: 26vw; left: 36vw; top: 38vh; background: radial-gradient(circle, rgba(255,255,255,.10), rgba(255,255,255,0) 68%); animation: drift 28s ease-in-out infinite; }

@keyframes drift {
  0%, 100% { transform: translate3d(0,0,0) scale(1); }
  50% { transform: translate3d(2vw,-2vh,0) scale(1.08); }
}

.hero-copy { position: relative; z-index: 2; max-width: 760px; }
.eyebrow { margin: 0 0 26px; font-size: 11px; letter-spacing: 0.24em; color: var(--muted); }

.hero-title {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(6rem, 13.5vw, 13rem);
  line-height: 0.84;
  letter-spacing: -0.08em;
  font-weight: 600;
  background: linear-gradient(180deg, #ffffff 0%, #f8f4ea 52%, #cbb37e 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub { margin: 28px 0 0; font-size: clamp(1.45rem, 2.2vw, 2.2rem); font-weight: 500; letter-spacing: -0.03em; color: #fff; }
.hero-desc { margin: 20px 0 0; max-width: 36ch; color: #a1a1a6; font-size: clamp(.95rem, 1.15vw, 1.08rem); line-height: 1.7; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 38px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 22px;
  border-radius: 999px;
  font-size: 13px;
  transition: transform .35s var(--ease), background .35s, border-color .35s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: #fff; color: #000; }
.btn-primary:hover { background: #e8e8ed; }
.btn-primary span { font-size: 14px; }
.btn-ghost { border: 1px solid rgba(255,255,255,.24); color: #f5f5f7; }
.btn-ghost:hover { border-color: rgba(255,255,255,.55); }

.hero-object-wrap {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  height: min(56vw, 700px);
  perspective: 1500px;
}

.hero-orbit { position: absolute; border: 1px solid rgba(255,255,255,.09); border-radius: 50%; transform: rotate(-18deg); }
.orbit-1 { width: 84%; aspect-ratio: 1; }
.orbit-2 { width: 100%; aspect-ratio: 1; transform: rotate(22deg); border-color: rgba(216,183,110,.16); }

.icon-3d {
  position: relative;
  width: min(38vw, 460px);
  aspect-ratio: 1;
  transform-style: preserve-3d;
  transform: rotateX(11deg) rotateY(-16deg) rotateZ(2deg);
  animation: floatIcon 8s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: rotateX(11deg) rotateY(-16deg) rotateZ(2deg) translateY(0); }
  50% { transform: rotateX(7deg) rotateY(-11deg) rotateZ(1deg) translateY(-18px); }
}

.icon-face {
  position: absolute;
  inset: 0;
  border-radius: 23%;
  padding: 9%;
  background: linear-gradient(145deg, #2b2b33 0%, #121216 48%, #050506 100%);
  box-shadow:
    inset 0 1px 1px rgba(255,255,255,.24),
    inset 0 -2px 3px rgba(0,0,0,.8),
    0 60px 100px rgba(0,0,0,.72),
    0 0 90px rgba(216,183,110,.12);
  border: 1px solid rgba(255,255,255,.08);
}

.icon-grid { width: 100%; height: 100%; display: grid; grid-template-columns: repeat(3, 1fr); grid-template-rows: repeat(3, 1fr); gap: 12%; }
.icon-grid i { border-radius: 22%; background: rgba(255,255,255,.025); border: 1px solid rgba(255,255,255,.08); box-shadow: inset 0 1px 0 rgba(255,255,255,.05); }
.icon-core {
  border-radius: 22%;
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5.2vw, 4.2rem);
  font-weight: 700;
  color: #171108;
  background: linear-gradient(145deg, #fbf0c7 0%, #d8b76e 48%, #a87833 100%);
  box-shadow: inset 0 2px 2px rgba(255,255,255,.7), inset 0 -5px 10px rgba(84,50,12,.45), 0 10px 30px rgba(216,183,110,.24);
}

.icon-shine {
  position: absolute;
  inset: -1%;
  border-radius: 23%;
  background: linear-gradient(115deg, transparent 20%, rgba(255,255,255,.13) 38%, transparent 52%);
  transform: translateZ(2px);
  pointer-events: none;
}

.hero-reflection {
  position: absolute;
  bottom: -8%;
  width: 60%;
  height: 16%;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(216,183,110,.18), transparent 70%);
  filter: blur(22px);
}

.scroll-hint {
  position: absolute;
  left: 50%;
  bottom: 30px;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: .24em;
}
.scroll-hint i { width: 52px; height: 1px; background: rgba(255,255,255,.18); position: relative; overflow: hidden; }
.scroll-hint i::after { content: ""; position: absolute; inset: 0; background: var(--gold); animation: scrollLine 2.8s var(--ease) infinite; }
@keyframes scrollLine { 0% { transform: translateX(-100%); } 55% { transform: translateX(0); } 100% { transform: translateX(100%); } }

/* ---------- statement ---------- */

.statement { background: #000; }
.statement-title { max-width: 1200px; font-size: clamp(3.4rem, 8.2vw, 8.8rem); }
.statement-title span { display: block; }
.statement-title .dim { margin-top: 0.14em; }
.statement-bottom { display: grid; grid-template-columns: 1.1fr .8fr; gap: 8vw; margin-top: clamp(50px, 8vw, 110px); max-width: 1200px; }
.statement-copy { margin: 0; color: var(--text-soft); line-height: 1.75; font-size: clamp(1rem, 1.2vw, 1.14rem); }
.statement-copy.small { color: var(--muted); max-width: 34ch; }

/* ---------- pillars ---------- */

.pillars { background: var(--bg-soft); }
.pillars .section-head { display: flex; flex-direction: column; gap: 12px; }
.pillar-grid { max-width: 1200px; margin: clamp(50px, 7vw, 90px) auto 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }

.pillar-card {
  position: relative;
  min-height: 390px;
  padding: 30px;
  border-radius: 24px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(145deg, rgba(255,255,255,.06), rgba(255,255,255,.015));
  overflow: hidden;
  transition: transform .55s var(--ease), border-color .55s, background .55s;
}
.pillar-card:hover { transform: translateY(-6px); border-color: rgba(255,255,255,.18); background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.025)); }
.pillar-card::before { content: ""; position: absolute; width: 200px; height: 200px; border-radius: 50%; filter: blur(60px); opacity: .22; right: -80px; top: -80px; background: var(--gold); }
.card-review::before { background: var(--blue); }
.card-decide::before { background: #8f7bff; }
.card-act::before { background: #51d18b; }

.pillar-top { display: flex; justify-content: space-between; font-size: 10px; letter-spacing: .18em; color: var(--muted); }
.pillar-index { font-variant-numeric: tabular-nums; }
.pillar-en { opacity: .65; }

.pillar-visual { height: 170px; margin-top: 24px; display: flex; align-items: center; }
.pillar-card h3 { margin: 0 0 10px; font-size: 1.7rem; font-weight: 600; letter-spacing: -.04em; }
.pillar-card p { margin: 0; max-width: 36ch; color: #a1a1a6; font-size: .94rem; line-height: 1.65; }

.visual-record { flex-direction: column; align-items: flex-start; gap: 12px; }
.record-line { display: flex; gap: 7px; align-items: center; }
.record-line i { height: 3px; border-radius: 99px; background: rgba(255,255,255,.2); display: block; animation: recordBlink 3.2s ease-in-out infinite; }
.record-line i:nth-child(1) { width: 54px; background: var(--gold); }
.record-line i:nth-child(2) { width: 110px; }
.record-line i:nth-child(3) { width: 72px; }
.record-line i:nth-child(4) { width: 38px; }
.record-line:nth-child(2) i:nth-child(1) { width: 120px; }
.record-line:nth-child(2) i:nth-child(2) { width: 46px; }
.record-cursor { width: 1px; height: 20px; background: var(--gold-bright); margin-left: 2px; animation: caret 1.1s step-end infinite; }
@keyframes caret { 50% { opacity: 0; } }
@keyframes recordBlink { 0%, 100% { opacity: .65; } 50% { opacity: 1; } }

.visual-review { justify-content: center; gap: 0; position: relative; }
.ring { position: absolute; border-radius: 50%; border: 1px solid rgba(41,151,255,.45); display: grid; place-items: center; color: #b6d9ff; font-size: 11px; letter-spacing: .1em; }
.ring-a { width: 92px; height: 92px; }
.ring-b { width: 136px; height: 136px; border-color: rgba(41,151,255,.26); }
.ring-c { width: 180px; height: 180px; border-color: rgba(41,151,255,.12); }
.ring b { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%; background: #0b1a2b; color: #c7e5ff; font-weight: 500; }

.visual-decide { color: rgba(143,123,255,.8); justify-content: center; }
.visual-decide svg { width: 100%; height: auto; max-height: 170px; }

.visual-act { flex-direction: column; align-items: stretch; gap: 12px; justify-content: center; position: relative; }
.act-bar { height: 7px; background: rgba(255,255,255,.07); border-radius: 99px; overflow: hidden; }
.act-bar i { display: block; width: var(--w); height: 100%; border-radius: inherit; background: linear-gradient(90deg, #51d18b, #a8f0c4); box-shadow: 0 0 18px rgba(81,209,139,.35); }
.act-number { margin-top: 8px; font-size: 3rem; font-weight: 600; letter-spacing: -.06em; color: #c9f7d6; }
.act-number span { font-size: .9rem; font-weight: 400; color: var(--muted); margin-left: 5px; }

/* ---------- office ---------- */

.office { background: #000; padding-bottom: clamp(80px, 10vw, 140px); }
.office-intro { max-width: 1200px; margin: 0 auto; }
.office .section-title { margin-bottom: 26px; }
.office .section-copy { max-width: 44ch; }
.os-wrap { max-width: 1240px; margin: clamp(50px, 7vw, 90px) auto 0; perspective: 1800px; }
.os-window {
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.13);
  background: linear-gradient(180deg, #1a1a20 0%, #111116 100%);
  box-shadow: 0 70px 150px rgba(0,0,0,.8), 0 0 0 1px rgba(255,255,255,.02) inset, 0 1px 0 rgba(255,255,255,.12) inset;
  overflow: hidden;
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform .25s ease-out;
}
.os-titlebar { height: 44px; display: flex; align-items: center; gap: 18px; padding: 0 18px; border-bottom: 1px solid rgba(255,255,255,.08); background: rgba(255,255,255,.02); }
.window-dots { display: flex; gap: 6px; }
.window-dots i { width: 10px; height: 10px; border-radius: 50%; background: #3a3a40; }
.window-dots i:nth-child(1) { background: #ff5f57; }
.window-dots i:nth-child(2) { background: #febc2e; }
.window-dots i:nth-child(3) { background: #28c840; }
.window-title { font-size: 12px; color: #a1a1a6; }
.ai-chip { margin-left: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 10px; color: #b5d9ff; background: rgba(41,151,255,.12); border: 1px solid rgba(41,151,255,.25); border-radius: 99px; padding: 4px 9px; }
.ai-dot { width: 5px; height: 5px; border-radius: 50%; background: #51d18b; box-shadow: 0 0 8px #51d18b; }

.os-body { display: grid; grid-template-columns: 220px 1fr; min-height: 580px; }
.os-sidebar { border-right: 1px solid rgba(255,255,255,.07); padding: 20px 14px; background: rgba(255,255,255,.012); display: flex; flex-direction: column; }
.os-brand { display: flex; align-items: center; gap: 8px; padding: 4px 10px 20px; }
.os-brand span { width: 24px; height: 24px; border-radius: 7px; display: grid; place-items: center; background: linear-gradient(145deg, var(--gold-bright), #b4863d); color: #15110a; font-family: var(--serif); font-size: 13px; font-weight: 700; }
.os-brand b { font-size: 13px; font-weight: 600; }
.os-side-label { margin: 14px 10px 8px; font-size: 9px; letter-spacing: .18em; color: #5f5f66; text-transform: uppercase; }
.os-nav { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 8px; font-size: 12px; color: #9a9aa0; }
.os-nav i { font-style: normal; width: 14px; text-align: center; color: #6d6d74; }
.os-nav.active { background: rgba(255,255,255,.07); color: #fff; }
.os-side-bottom { margin-top: auto; padding: 20px 10px 0; border-top: 1px solid rgba(255,255,255,.07); display: flex; align-items: center; gap: 9px; }
.side-avatar { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: #202027; color: var(--gold); font-family: var(--serif); font-size: 12px; }
.os-side-bottom b { display: block; font-size: 11px; font-weight: 500; }
.os-side-bottom small { display: block; font-size: 9px; color: #6d6d74; margin-top: 2px; }

.os-main { padding: 26px 28px; background: radial-gradient(circle at 80% 0%, rgba(216,183,110,.08), transparent 42%); }
.os-head { display: flex; justify-content: space-between; align-items: flex-start; }
.os-date { margin: 0 0 8px; font-size: 10px; letter-spacing: .16em; color: #6d6d74; }
.os-head h3 { margin: 0; font-size: 24px; letter-spacing: -.03em; }
.os-status { display: inline-flex; align-items: center; gap: 6px; font-size: 10px; color: #8fe1ae; }
.os-status i { width: 5px; height: 5px; background: #51d18b; border-radius: 50%; box-shadow: 0 0 10px #51d18b; }

.os-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 24px; }
.os-card { min-height: 130px; border-radius: 12px; padding: 14px; background: rgba(255,255,255,.045); border: 1px solid rgba(255,255,255,.06); }
.os-card-main { grid-column: span 2; }
.os-card-label { font-size: 10px; color: #8e8e95; margin-bottom: 10px; }
.os-progress-text { font-size: 34px; font-weight: 600; letter-spacing: -.05em; }
.os-progress-text span { font-size: 13px; color: #8e8e95; margin-left: 2px; }
.os-progress { height: 5px; border-radius: 99px; background: rgba(255,255,255,.08); margin: 12px 0 9px; overflow: hidden; }
.os-progress i { display: block; height: 100%; width: var(--p); border-radius: inherit; background: linear-gradient(90deg, var(--gold), #f7e7b5); }
.os-card-main p { margin: 0; font-size: 10px; color: #6d6d74; }
.mini-chart { height: 48px; display: flex; align-items: flex-end; gap: 5px; margin-top: 8px; }
.mini-chart i { flex: 1; height: var(--h); border-radius: 3px 3px 0 0; background: linear-gradient(180deg, #2997ff, rgba(41,151,255,.25)); }
.os-card-foot { display: flex; justify-content: space-between; align-items: baseline; margin-top: 8px; font-size: 10px; }
.os-card-foot b { font-size: 12px; font-weight: 500; }
.os-card-foot span { color: #6d6d74; }
.os-big-num { display: flex; align-items: baseline; gap: 5px; margin-top: 12px; }
.os-big-num b { font-size: 27px; font-weight: 600; letter-spacing: -.04em; }
.os-big-num span { font-size: 10px; color: #6d6d74; }
.os-tags { display: flex; gap: 5px; margin-top: 12px; flex-wrap: wrap; }
.os-tags span { font-size: 9px; color: #a1a1a6; border: 1px solid rgba(255,255,255,.1); border-radius: 99px; padding: 3px 7px; }
.os-rings { display: flex; gap: 12px; align-items: center; margin-top: 7px; }
.os-ring { width: 56px; height: 56px; border-radius: 50%; border: 4px solid rgba(255,255,255,.09); border-top-color: var(--gold); display: grid; place-items: center; font-size: 13px; font-weight: 600; }
.os-ring span { font-size: 8px; color: #6d6d74; margin-left: 2px; }
.os-ring.small { width: 44px; height: 44px; border-top-color: #2997ff; }
.os-recent { margin-top: 20px; border-top: 1px solid rgba(255,255,255,.07); padding-top: 14px; }
.os-recent-head { display: flex; justify-content: space-between; font-size: 10px; color: #6d6d74; margin-bottom: 4px; }
.os-file { display: grid; grid-template-columns: 32px 1.2fr .9fr 20px; gap: 10px; align-items: center; padding: 9px 0; border-bottom: 1px solid rgba(255,255,255,.04); font-size: 11px; }
.os-file:last-child { border-bottom: 0; }
.file-type { font-size: 8px; color: var(--gold); border: 1px solid rgba(216,183,110,.28); border-radius: 4px; padding: 2px 0; text-align: center; }
.os-file small { color: #6d6d74; font-size: 10px; }
.os-file b { color: #6d6d74; font-weight: 400; }

.office-members { max-width: 1040px; margin: 60px auto 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.member { display: flex; align-items: center; gap: 12px; padding: 16px; border: 1px solid var(--line-soft); border-radius: 16px; background: rgba(255,255,255,.025); }
.member img { width: 44px; height: 44px; border-radius: 11px; }
.member h4 { margin: 0 0 3px; font-size: 13px; font-weight: 500; }
.member p { margin: 0; font-size: 10px; color: var(--muted); }

/* ---------- numbers ---------- */

.numbers { background: #f5f5f7; color: #1d1d1f; }
.numbers .section-label { color: #86868b; }
.numbers-title { font-size: clamp(3.2rem, 7.5vw, 7.8rem); }
.numbers-title .dim { color: #a1a1a6; }
.stats { max-width: 1200px; margin: clamp(60px, 8vw, 110px) auto 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 22px; }
.stat { display: flex; flex-direction: column; gap: 8px; padding-top: 18px; border-top: 1px solid rgba(0,0,0,.14); }
.stat b { font-size: clamp(2.4rem, 4.4vw, 4.6rem); line-height: 1; font-weight: 600; letter-spacing: -.06em; }
.stat span { font-size: 12px; color: #6e6e73; }
.stats-note { max-width: 1200px; margin: 40px auto 0; font-size: 10px; letter-spacing: .1em; color: #86868b; }

/* ---------- process ---------- */

.process { background: #f5f5f7; color: #1d1d1f; display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 8vw; align-items: start; }
.process .section-label { color: #86868b; }
.process .section-title { font-size: clamp(2.9rem, 5.5vw, 5.8rem); }
.process .section-copy { color: #6e6e73; max-width: 32ch; margin-top: 26px; }
.process-sticky { position: sticky; top: 120px; }
.process-steps { display: flex; flex-direction: column; }
.process-step { display: grid; grid-template-columns: 64px 1fr; gap: 24px; padding: 34px 0; border-top: 1px solid rgba(0,0,0,.14); }
.process-step:last-child { border-bottom: 1px solid rgba(0,0,0,.14); }
.step-index { font-size: 11px; letter-spacing: .12em; color: #86868b; padding-top: 4px; }
.process-step h3 { margin: 0 0 9px; font-size: 1.7rem; letter-spacing: -.04em; }
.process-step p { margin: 0; color: #6e6e73; line-height: 1.65; max-width: 40ch; }

/* ---------- timeline ---------- */

.timeline { background: #f5f5f7; color: #1d1d1f; padding-top: 0; }
.timeline .section-label { color: #86868b; }
.timeline .section-title { font-size: clamp(3rem, 6.5vw, 6.6rem); }
.timeline-track { position: relative; max-width: 1240px; margin: clamp(60px, 8vw, 110px) auto 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 26px; }
.timeline-track::before { content: ""; position: absolute; left: 0; right: 0; top: 23px; height: 1px; background: rgba(0,0,0,.14); }
.timeline-item { position: relative; padding-top: 52px; }
.timeline-item .year { position: absolute; top: 0; left: 0; font-size: 11px; letter-spacing: .14em; color: #86868b; }
.timeline-item .dot { position: absolute; top: 19px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: #1d1d1f; box-shadow: 0 0 0 5px #f5f5f7; }
.timeline-item.now .dot { background: var(--gold); }
.timeline-item h3 { margin: 0 0 9px; font-size: 1.15rem; }
.timeline-item p { margin: 0; font-size: .88rem; line-height: 1.65; color: #6e6e73; }

/* ---------- quote ---------- */

.quote-section { background: #000; padding-top: clamp(120px, 15vw, 220px); padding-bottom: clamp(120px, 15vw, 220px); }
.quote-inner { max-width: 1200px; margin: 0 auto; text-align: center; }
.quote-mark { margin: 0 0 14px; font-family: var(--serif); font-size: clamp(3rem, 8vw, 8rem); line-height: .7; color: var(--gold); opacity: .6; }
.quote-section blockquote { margin: 0; font-family: var(--serif); font-size: clamp(4rem, 13vw, 13rem); line-height: .92; letter-spacing: -.07em; background: linear-gradient(180deg, #fff, #b8a47a); -webkit-background-clip: text; background-clip: text; color: transparent; }
.quote-source { margin: 28px 0 0; font-size: 11px; letter-spacing: .18em; color: var(--muted); }

/* ---------- principles ---------- */

.principles { background: #f5f5f7; color: #1d1d1f; }
.principles .section-label { color: #86868b; }
.principles-title { font-size: clamp(3.2rem, 7.5vw, 7.8rem); }
.principles-title .dim { color: #a1a1a6; }
.principle-grid { max-width: 1200px; margin: clamp(60px, 8vw, 110px) auto 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.principle { border-top: 1px solid rgba(0,0,0,.14); padding-top: 20px; }
.principle span { font-size: 11px; color: #86868b; letter-spacing: .12em; }
.principle h3 { margin: 32px 0 12px; font-size: 1.8rem; letter-spacing: -.04em; }
.principle p { margin: 0; color: #6e6e73; line-height: 1.7; max-width: 34ch; }

/* ---------- contact ---------- */

.contact { background: #000; padding-bottom: clamp(120px, 15vw, 220px); }
.contact .section-label { color: var(--muted); }
.contact-title { font-size: clamp(3.4rem, 8.4vw, 9rem); }
.contact-title .dim { color: var(--dim); }
.contact-copy { max-width: 46ch; color: var(--text-soft); margin: 28px 0 0; line-height: 1.7; }
.email-link { display: inline-flex; align-items: baseline; gap: 12px; margin-top: 46px; font-size: clamp(1.35rem, 3vw, 2.7rem); letter-spacing: -.04em; border-bottom: 1px solid rgba(255,255,255,.32); padding-bottom: 7px; transition: color .3s, border-color .3s; }
.email-link span { font-size: .72em; transition: transform .3s var(--ease); }
.email-link:hover { color: var(--gold); border-color: var(--gold); }
.email-link:hover span { transform: translate(3px, -3px); }

/* ---------- footer ---------- */

.footer { background: #000; border-top: 1px solid rgba(255,255,255,.1); padding: 60px var(--page-pad) 28px; color: var(--muted); }
.footer-top { max-width: 1240px; margin: 0 auto; display: flex; justify-content: space-between; gap: 30px; }
.footer-brand { display: flex; align-items: center; gap: 9px; color: #fff; font-size: 16px; font-weight: 600; }
.footer-top p { margin: 0; font-size: 11px; line-height: 1.7; color: #6e6e73; text-align: right; }
.footer-grid { max-width: 1240px; margin: 50px auto 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.08); }
.footer-grid h4 { margin: 0 0 12px; font-size: 10px; letter-spacing: .14em; color: #6e6e73; font-weight: 500; }
.footer-grid a { display: block; font-size: 11px; color: #a1a1a6; margin: 7px 0; transition: color .3s; }
.footer-grid a:hover { color: #fff; }
.footer-bottom { max-width: 1240px; margin: 58px auto 0; display: flex; justify-content: space-between; gap: 20px; font-size: 10px; color: #5f5f66; }

/* ---------- reveal ---------- */

.reveal-up { opacity: 0; transform: translateY(32px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.reveal-up.is-visible { opacity: 1; transform: none; }
.reveal-words { opacity: 0; transform: translateY(28px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.reveal-words.is-visible { opacity: 1; transform: none; }

/* ---------- responsive ---------- */

@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr; gap: 20px; padding-top: 130px; }
  .hero-object-wrap { height: 54vw; max-height: 480px; margin-top: 10px; }
  .icon-3d { width: min(48vw, 380px); }
  .hero-title { font-size: clamp(5rem, 16vw, 9rem); }
  .os-cards { grid-template-columns: repeat(2, 1fr); }
  .os-card-main { grid-column: span 2; }
  .stats { grid-template-columns: repeat(3, 1fr); row-gap: 40px; }
  .process { grid-template-columns: 1fr; }
  .process-sticky { position: static; }
  .process-steps { margin-top: 50px; }
  .timeline-track { grid-template-columns: repeat(3, 1fr); row-gap: 40px; }
  .timeline-track::before { display: none; }
}

@media (max-width: 760px) {
  .section-title, .statement-title, .numbers-title, .principles-title, .contact-title, .process .section-title {
    font-size: clamp(2.2rem, 9.2vw, 3.6rem);
    line-height: 1.02;
    letter-spacing: -0.05em;
  }
  .nav-links, .nav-link-small { display: none; }
  .menu-btn { display: block; }
  .mobile-menu { position: fixed; inset: 48px 0 auto 0; z-index: 99; display: flex; flex-direction: column; gap: 0; background: rgba(0,0,0,.94); backdrop-filter: blur(20px); transform: translateY(-120%); transition: transform .45s var(--ease); border-bottom: 1px solid var(--line); }
  .mobile-menu.open { transform: none; }
  .mobile-menu a { padding: 18px var(--page-pad); border-bottom: 1px solid rgba(255,255,255,.06); font-size: 15px; }
  .section { padding-top: 100px; padding-bottom: 100px; }
  .hero { padding-top: 110px; }
  .hero-object-wrap { height: 70vw; min-height: 300px; }
  .icon-3d { width: min(66vw, 330px); }
  .hero-desc { font-size: .95rem; }
  .statement-bottom { grid-template-columns: 1fr; gap: 30px; }
  .pillar-grid { grid-template-columns: 1fr; }
  .pillar-card { min-height: 340px; }
  .os-body { grid-template-columns: 1fr; min-height: auto; }
  .os-sidebar { display: none; }
  .os-main { padding: 20px; }
  .os-cards { grid-template-columns: 1fr 1fr; }
  .os-card-main { grid-column: span 2; }
  .os-file { grid-template-columns: 30px 1fr 20px; }
  .os-file small { display: none; }
  .office-members { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  .timeline-track { grid-template-columns: 1fr; gap: 0; }
  .timeline-item { padding: 0 0 36px 30px; }
  .timeline-track { margin-top: 50px; }
  .timeline-track::before { display: block; top: 0; bottom: 0; left: 4px; right: auto; width: 1px; height: auto; }
  .timeline-item .year { position: static; display: block; margin-bottom: 8px; }
  .timeline-item .dot { top: 2px; left: 0; }
  .principle-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-top, .footer-bottom { flex-direction: column; align-items: flex-start; }
  .footer-top p { text-align: left; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .cursor-glow { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal-up, .reveal-words { opacity: 1; transform: none; clip-path: none; }
}