/* ============================================================
   ARCA8 — STYLESHEET v12
   타이포그래피 스케일 통일 · What We've Done 재설계 · 다크 SVG 개선
============================================================ */

/* ----------------------------------------------------------
   0. DESIGN TOKENS
---------------------------------------------------------- */
:root {
  /* Colors */
  --color-bg:          #F5F3EE;
  --color-bg-alt:      #EDEBE4;
  --color-bg-dark:     #181714;
  --color-text:        #181714;
  --color-text-muted:  #5E5B54;
  --color-text-light:  #9C9990;
  --color-gold:        #A8936A;
  --color-gold-light:  #C4AB82;
  --color-rule:        #D8D4CB;
  --color-rule-dark:   #363330;

  /* Font */
  --font: 'Pretendard Variable', 'Pretendard', -apple-system, BlinkMacSystemFont,
          'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif;

  /* ── Typography Scale (전 섹션 통일) ──────────────────────
     Label   : 0.65rem / 700 / tracking 0.22em / uppercase
     Title   : clamp(2.2rem, 3.8vw, 3.4rem)   ← h2 섹션 타이틀 (확대)
     Sub     : clamp(1rem, 1.4vw, 1.1rem)      ← section-desc / 서브카피
     Body    : 0.95rem                          ← 일반 본문
     Small   : 0.84rem                          ← 보조 텍스트
     Caption : 0.72rem                          ← 태그, 메타
  ──────────────────────────────────────────────────────── */
  --ts-label:   0.65rem;
  --ts-title:   clamp(2.2rem, 3.8vw, 3.4rem);
  --ts-sub:     clamp(1rem, 1.4vw, 1.1rem);
  --ts-body:    0.95rem;
  --ts-small:   0.84rem;
  --ts-caption: 0.72rem;

  /* Heading scale */
  --ts-h1:  clamp(2.8rem, 4.4vw, 4.2rem);
  --ts-h2:  var(--ts-title);
  --ts-h3:  clamp(1.1rem, 1.7vw, 1.28rem);

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  3rem;
  --space-xl:  7.5rem;

  --nav-h:     64px;
  --max-w:     1200px;
  --max-w-text: 680px;

  --ease:     cubic-bezier(0.25, 0.1, 0.25, 1);
  --ease-out: cubic-bezier(0.0, 0.0, 0.2, 1);
  --dur:      0.32s;
}

/* ----------------------------------------------------------
   1. RESET
---------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
}

a  { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ----------------------------------------------------------
   2. TYPOGRAPHY — 전역 스케일 통일
---------------------------------------------------------- */
h1, h2, h3, h4 {
  font-family: var(--font);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--color-text);
}
h1 { font-size: var(--ts-h1); }
h2 { font-size: var(--ts-h2); }
h3 { font-size: var(--ts-h3); }

/* ----------------------------------------------------------
   3. LAYOUT
---------------------------------------------------------- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
}
.section { padding: var(--space-xl) 0; }
section[id] { scroll-margin-top: var(--nav-h); }

/* ----------------------------------------------------------
   4. SECTION COMMON — 모든 섹션 공통 요소
---------------------------------------------------------- */

/* 섹션 라벨 태그 */
.section-label-tag {
  display: inline-flex;
  align-items: center;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-gold);
  border: 1px solid rgba(168,147,106,0.4);
  padding: 0.32rem 0.85rem;
  margin-bottom: 3.6rem;
}

/* 섹션 타이틀 — h2 기반, 전 섹션 동일 스케일 */
.section-title {
  font-size: var(--ts-h2);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.12;
  margin-bottom: 1.6rem;
  color: var(--color-text);
}

/* 섹션 서브카피 — 타이틀 바로 아래 보조 문장 */
.section-desc {
  max-width: var(--max-w-text);
  font-size: var(--ts-sub);
  line-height: 1.85;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  font-family: var(--font);
}

/* 블록 내부 라벨 (공통) */
.block-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  margin-bottom: 0.9rem;
}

/* 블록 내부 헤딩 (공통) */
.block-heading {
  font-size: var(--ts-h3);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 1.2rem;
}

/* ----------------------------------------------------------
   5. SECTION HEAD GRID
---------------------------------------------------------- */
.section-head-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.section-head-graphic {
  opacity: 0;
  transition: opacity 1.4s var(--ease-out);
  width: 100%;
  aspect-ratio: 1 / 1;
  min-height: 220px;
  max-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.section-head-graphic.visible { opacity: 1; }

/* 밝은 섹션 SVG */
.section-head-graphic svg {
  width: 100%; height: 100%;
  display: block;
  opacity: 0.7;
  overflow: visible;
}

/* 다크 섹션 SVG */
.section-head-graphic--dark svg { opacity: 0.75; }

/* 다크 섹션에서 SVG stroke 색상을 밝게 */
.section-head-graphic--dark .sg-axis,
.section-head-graphic--dark line,
.section-head-graphic--dark circle,
.section-head-graphic--dark path {
  stroke: var(--color-gold-light);
}
.section-head-graphic--dark text { fill: var(--color-gold-light); }

.sg-line, .sg-branch, .sg-curve, .sg-flow {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  transition: stroke-dashoffset 1.1s var(--ease-out);
}
.section-head-graphic.visible .sg-line--1 { stroke-dashoffset: 0; transition-delay: 0.05s; }
.section-head-graphic.visible .sg-line--2 { stroke-dashoffset: 0; transition-delay: 0.28s; }
.section-head-graphic.visible .sg-line--3 { stroke-dashoffset: 0; transition-delay: 0.50s; }
.section-head-graphic.visible .sg-line--4 { stroke-dashoffset: 0; transition-delay: 0.70s; }
.sg-dot, .sg-end, .sg-letter, .sg-arrow { opacity: 0; transition: opacity 0.4s var(--ease); }
.section-head-graphic.visible .sg-end    { opacity: 0.7; transition-delay: 0.8s; }
.section-head-graphic.visible .sg-letter { opacity: 0.7; transition-delay: 0.28s; }

/* ----------------------------------------------------------
   6. BUTTONS
---------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  font-family: var(--font);
  font-size: var(--ts-caption);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.9rem 2.2rem;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  white-space: nowrap;
  cursor: pointer;
}
.btn-nav {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-rule);
  padding: 0.55rem 1.3rem;
}
.btn-nav:hover { border-color: var(--color-text); }
/* ── Language Switch ──────────────────────────────────── */
.lang-switch {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--color-rule);
  overflow: hidden;
  flex-shrink: 0;
  margin-left: -0.6rem;
}
.lang-switch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.63rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  padding: 0.38rem 0.7rem;
  color: var(--color-text-muted);
  background: transparent;
  transition: color var(--dur), background var(--dur);
  white-space: nowrap;
  line-height: 1;
}
.lang-switch-btn + .lang-switch-btn {
  border-left: 1px solid var(--color-rule);
}
.lang-switch-btn--active {
  color: var(--color-bg);
  background: var(--color-text);
  cursor: default;
}
a.lang-switch-btn:hover {
  color: var(--color-text);
  background: var(--color-bg-alt);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-rule);
  padding: 0.75rem 1.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.btn-ghost:hover { border-color: var(--color-text-muted); color: var(--color-text); }
.btn-primary {
  background: var(--color-gold);
  color: #fff;
  border: 1px solid var(--color-gold);
  padding: 0.75rem 1.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.btn-primary:hover { background: #9a8460; border-color: #9a8460; }

/* ----------------------------------------------------------
   7. HEADER
---------------------------------------------------------- */
#site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
#site-header.scrolled {
  border-bottom-color: var(--color-rule);
  background: rgba(245,243,238,0.96);
  backdrop-filter: blur(10px);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 68px;
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.logo {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text);
  flex-shrink: 0;
  margin-right: auto;
}
.nav-menu { display: flex; align-items: center; gap: 2.2rem; }
.nav-link {
  font-size: var(--ts-caption);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  position: relative;
  transition: color var(--dur) var(--ease);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--color-gold);
  transition: width var(--dur) var(--ease);
}
.nav-link:hover, .nav-link--active { color: var(--color-text); }
.nav-link:hover::after, .nav-link--active::after { width: 100%; }
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 28px; height: 28px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 100%; height: 1px;
  background: var(--color-text);
  transition: transform var(--dur) var(--ease), opacity var(--dur);
}
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child  { transform: translateY(-7px) rotate(-45deg); }

/* ----------------------------------------------------------
   8. HERO
---------------------------------------------------------- */
.section-hero {
  background: var(--color-bg);
  display: flex;
  align-items: center;
  padding: 0 var(--space-md);
  position: relative;
  overflow: hidden;
}
.section-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--color-rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-rule) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.18;
  pointer-events: none;
}
.section-hero::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 80% at 62% 50%, transparent 30%, rgba(245,243,238,0.72) 100%);
  pointer-events: none;
  z-index: 1;
}
.hero-layout {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  padding-top: calc(var(--nav-h) + 4rem);
  padding-bottom: 4.8rem;
  position: relative;
  z-index: 2;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  font-size: var(--ts-small);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--color-text-muted);
  font-family: var(--font);
  margin-bottom: 1.4rem;
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 0.7s var(--ease) 0.25s forwards;
}
.hero-eyebrow::before {
  content: '';
  display: block;
  width: 1px; height: 1.2em;
  background: var(--color-gold);
  flex-shrink: 0;
}
.hero-headline {
  font-size: var(--ts-h1);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: 1.4rem;
  word-break: keep-all;
  overflow-wrap: break-word;
  opacity: 0;
  transform: translateY(16px);
  animation: fadeUp 0.9s var(--ease) 0.4s forwards;
}
.hero-sub {
  font-size: var(--ts-sub);
  font-weight: 500;
  color: var(--color-text-muted);
  font-family: var(--font);
  margin-bottom: 1.6rem;
  line-height: 1.65;
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 0.7s var(--ease) 0.6s forwards;
}
.hero-body {
  font-size: var(--ts-body);
  line-height: 1.95;
  color: var(--color-text-muted);
  font-family: var(--font);
  max-width: 500px;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 0.7s var(--ease) 0.75s forwards;
}
.hero-cta-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-rule);
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 0.7s var(--ease) 1.1s forwards;
}
.hero-cta-note {
  font-size: var(--ts-small);
  color: var(--color-text-light);
  font-family: var(--font);
  letter-spacing: -0.01em;
  margin-bottom: 0.4rem;
}
.hero-cta-email {
  color: var(--color-gold);
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur) var(--ease);
  white-space: nowrap;
}
.hero-cta-email:hover { border-bottom-color: var(--color-gold); }
.hero-cta-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  align-self: flex-start;
}
.hero-cta-link svg { flex-shrink: 0; transition: transform var(--dur) var(--ease); }
.hero-cta-link:hover svg { transform: translateX(3px); }
.hero-graphic {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  animation: heroGraphicIn 1.2s var(--ease) 0.8s forwards;
}
.hero-graphic-svg { width: 100%; max-width: 480px; height: auto; display: block; }
.hg-rotate { transform-origin: 260px 260px; animation: hgSpin 32s linear infinite; }
.hg-core   { transform-origin: 260px 260px; animation: hgCorePulse 3s ease-in-out 1s infinite; }
.hg-label  { transition: opacity 0.5s var(--ease-out); }
#web-fill, #web-stroke { transition: opacity 0.4s var(--ease); }
#web-node-0, #web-node-1, #web-node-2, #web-node-3 { transition: opacity 0.4s var(--ease); }
#web-spoke-0, #web-spoke-1, #web-spoke-2, #web-spoke-3 { transition: opacity 0.4s var(--ease); }

/* ----------------------------------------------------------
   9. WHY SECTION
---------------------------------------------------------- */
.section-why {
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-rule-dark);
}

/* 다크 섹션 라벨 태그 오버라이드 */
.section-why .section-label-tag,
.section-contact .section-label-tag {
  color: var(--color-gold-light);
  border-color: rgba(196,171,130,0.35);
}

/* WHY SVG — section-head-grid 우측 셀로 배치 (float 제거) */
.why-graphic-wrap {
  /* float 없이 grid 셀로 동작 */
}

/* Opening */
.why-opening { margin-bottom: 5rem; max-width: 760px; }
.why-opening-title {
  font-size: var(--ts-h2);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--color-bg);
  margin-bottom: 2.4rem;
}
.why-pain-list {
  border-left: 2px solid var(--color-gold);
  padding-left: 1.8rem;
  margin-bottom: 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.why-pain-item {
  font-size: var(--ts-sub);
  color: var(--color-text-light);
  font-family: var(--font);
  line-height: 1.7;
}
.why-opening-close {
  font-size: var(--ts-sub);
  color: rgba(245,243,238,0.5);
  font-family: var(--font);
  line-height: 1.8;
  font-style: italic;
}

/* We Are */
.we-are-block {
  border: 1px solid var(--color-rule-dark);
  background: rgba(168,147,106,0.04);
  position: relative;
}
.we-are-block::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--color-gold);
}
.we-are-inner {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 4rem;
  padding: 3.2rem 3.2rem 3.2rem 3.6rem;
  align-items: start;
}
.we-are-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  margin-bottom: 0.9rem;
}
.we-are-heading {
  font-size: var(--ts-h3);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--color-bg);
  margin-bottom: 1.4rem;
}
.we-are-body {
  display: block;
  font-size: var(--ts-body);
  line-height: 1.9;
  color: var(--color-text-light);
  font-family: var(--font);
  margin-bottom: 0.8rem;
}
.we-are-strength {
  margin-top: 0.4rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--color-rule-dark);
  color: var(--color-gold-light) !important;
  opacity: 0.85;
  font-style: italic;
}
.we-are-promise {
  border-left: 1px solid var(--color-rule-dark);
  padding-left: 2.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  justify-content: center;
}
.promise-item { display: flex; align-items: flex-start; gap: 0.9rem; }
.promise-dash {
  color: var(--color-gold);
  font-weight: 700;
  flex-shrink: 0;
  line-height: 1.7;
  font-family: var(--font);
}
.promise-item p {
  font-size: var(--ts-body);
  color: var(--color-text-light);
  font-family: var(--font);
  line-height: 1.7;
}

/* ----------------------------------------------------------
   10. HOW SECTION
---------------------------------------------------------- */
.section-how {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-rule);
}

/* 3단계 흐름 */
.how-steps {
  border-top: 1px solid var(--color-rule);
  margin-top: var(--space-lg);
  margin-bottom: 2.4rem;
}
.how-step {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 3rem;
  padding: 2.8rem 0;
  border-bottom: 1px solid var(--color-rule);
  align-items: start;
  border-left: 2px solid transparent;
  padding-left: 0;
  transition: border-color var(--dur), padding-left var(--dur), background var(--dur);
}
.how-step:hover { border-left-color: var(--color-gold); padding-left: 1.2rem; background: var(--color-bg); }
.how-step-marker { display: flex; flex-direction: column; gap: 0.4rem; padding-top: 0.2rem; }
.how-step-num {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-gold);
  font-family: var(--font);
  letter-spacing: -0.02em;
  line-height: 1;
  opacity: 0.55;
}
.how-step-label {
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-light);
  font-family: var(--font);
}
.how-step-content h3 {
  font-size: var(--ts-h3);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 0.6rem;
  line-height: 1.3;
}
.how-step-content p {
  font-size: var(--ts-body);
  color: var(--color-text-muted);
  line-height: 1.85;
  font-family: var(--font);
}

/* HOW 주석 */
.how-note {
  font-size: var(--ts-body);
  color: var(--color-gold);
  font-family: var(--font);
  line-height: 1.7;
  font-style: italic;
  padding: 1.2rem 1.8rem;
  border: 1px solid rgba(168,147,106,0.25);
  background: rgba(168,147,106,0.04);
  margin-bottom: 4rem;
}

/* Optimize 블록 */
.optimize-block {
  border-top: 1px solid var(--color-rule);
  padding-top: 3.6rem;
  margin-bottom: 4rem;
}
.optimize-inner {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 4rem;
  align-items: start;
}
.optimize-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  margin-bottom: 0.9rem;
}
.optimize-heading {
  font-size: var(--ts-h3);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 1.2rem;
}
.optimize-body {
  display: block;
  font-size: var(--ts-body);
  line-height: 1.9;
  color: var(--color-text-muted);
  font-family: var(--font);
  margin-bottom: 0.8rem;
}
.optimize-detail {
  display: flex;
  flex-direction: column;
  gap: 1.8rem;
  border-left: 1px solid var(--color-rule);
  padding-left: 2.4rem;
}
.optimize-point-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-light);
  font-family: var(--font);
  margin-bottom: 0.5rem;
}
.optimize-point p {
  font-size: var(--ts-body);
  color: var(--color-text-muted);
  line-height: 1.8;
  font-family: var(--font);
}

/* Team 블록 */
.team-block {
  border-top: 1px solid var(--color-rule);
  padding-top: 3.6rem;
}
.team-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  margin-bottom: 0.9rem;
}
.team-heading {
  font-size: var(--ts-h3);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 2rem;
  line-height: 1.3;
}
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--color-rule);
  margin-bottom: 2rem;
}
.team-role {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  padding: 1.8rem 1.6rem;
  border-right: 1px solid var(--color-rule);
  background: var(--color-bg);
  transition: background var(--dur);
  position: relative;
}
.team-role:last-child { border-right: none; }
.team-role:hover { background: var(--color-bg-alt); }
.team-role::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--color-gold);
  transition: width 0.5s var(--ease-out);
}
.team-role:hover::before { width: 100%; }
.team-role-name {
  display: block;
  font-size: var(--ts-body);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text);
  font-family: var(--font);
}
.team-role-desc {
  display: block;
  font-size: var(--ts-caption);
  color: var(--color-text-muted);
  font-family: var(--font);
  line-height: 1.6;
}
.team-note {
  font-size: var(--ts-body);
  color: var(--color-text-muted);
  font-family: var(--font);
  line-height: 1.85;
  max-width: 680px;
}
.team-note strong { color: var(--color-text); font-weight: 600; }

/* ----------------------------------------------------------
   11. WHAT SECTION
---------------------------------------------------------- */
.section-what {
  background: var(--color-bg);
  border-top: 1px solid var(--color-rule);
}

/* 서비스 인트로 */
.svc-intro { margin-bottom: var(--space-lg); }
.svc-intro-note {
  display: inline-block;
  font-size: var(--ts-body);
  font-weight: 600;
  color: var(--color-text-muted);
  font-family: var(--font);
  border-left: 2px solid var(--color-gold);
  padding-left: 1rem;
  margin-top: 0.2rem;
  line-height: 1.5;
}

/* Service Situations */
.service-situations {
  border-top: 1px solid var(--color-rule);
  margin-top: 0;
  margin-bottom: 5rem;
}
.situation-item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 2.8rem;
  padding: 3rem 0;
  border-bottom: 1px solid var(--color-rule);
  border-left: 2px solid transparent;
  padding-left: 0;
  transition: border-color var(--dur), padding-left var(--dur), background var(--dur);
}
.situation-item:hover {
  border-left-color: var(--color-gold);
  padding-left: 1.2rem;
  background: var(--color-bg-alt);
}
.situation-num {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-gold);
  font-family: var(--font);
  opacity: 0.5;
  padding-top: 0.2rem;
  line-height: 1;
  flex-shrink: 0;
}
.situation-title {
  font-size: var(--ts-h3);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: 0.7rem;
  line-height: 1.3;
}
.situation-when-list {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  margin-bottom: 0.9rem;
}
.situation-when-list p {
  font-size: var(--ts-body);
  color: var(--color-text-muted);
  font-family: var(--font);
  line-height: 1.75;
}
.situation-voice {
  font-size: var(--ts-small);
  color: var(--color-text-light);
  font-family: var(--font);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 0;
}
.situation-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1.2rem;
}
.situation-tags li {
  font-size: var(--ts-caption);
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
  border: 1px solid var(--color-rule);
  padding: 0.28rem 0.8rem;
  font-family: var(--font);
  transition: border-color var(--dur), color var(--dur);
}
.situation-item:hover .situation-tags li {
  border-color: var(--color-gold);
  color: var(--color-text);
}
.situation-tag-groups { display: flex; flex-direction: column; gap: 1.2rem; margin-top: 1.2rem; }
.situation-tag-group-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-light);
  font-family: var(--font);
  margin-bottom: 0.5rem;
}
.situation-tag-group .situation-tags { margin-top: 0; }

/* Who We Work With */
.who-block {
  border-top: 1px solid var(--color-rule);
  padding-top: 3.6rem;
}
.who-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  margin-bottom: 0.9rem;
}
.who-heading {
  font-size: var(--ts-h3);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 2rem;
}
.who-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--color-rule);
}
.who-focus, .who-also { padding: 2.6rem; }
.who-focus { border-right: 1px solid var(--color-rule); }
.who-focus-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-light);
  font-family: var(--font);
  margin-bottom: 1.2rem;
}
.who-list { margin-bottom: 1.4rem; }
.who-list li {
  font-size: var(--ts-body);
  color: var(--color-text-muted);
  font-family: var(--font);
  line-height: 1.75;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-rule);
  display: flex;
  align-items: flex-start;
  gap: 0.7rem;
}
.who-list li::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--color-gold);
  flex-shrink: 0;
  margin-top: 0.55em;
}
.who-list li:last-child { border-bottom: none; }
.who-note {
  font-size: var(--ts-small);
  color: var(--color-text-light);
  font-family: var(--font);
  line-height: 1.8;
}

/* ----------------------------------------------------------
   12. WORK SECTION
---------------------------------------------------------- */
.section-work {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-rule);
}

/* Founder — done-block 이후 하단 배치 */
.founder-block {
  margin-top: 5rem;
  border: 1px solid var(--color-rule);
  background: var(--color-bg);
}
.founder-inner {
  display: grid;
  grid-template-columns: 1fr 260px;
  align-items: stretch;
}
.founder-text {
  padding: 3.2rem;
  border-right: 1px solid var(--color-rule);
}
.founder-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  margin-bottom: 0.9rem;
}
.founder-name {
  font-size: clamp(1.3rem, 2vw, 1.6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: 0.35rem;
  line-height: 1.2;
}
.founder-title {
  display: block;
  font-size: var(--ts-small);
  color: var(--color-text-muted);
  font-family: var(--font);
  font-style: italic;
  margin-bottom: 1.8rem;
  line-height: 1.5;
}
.founder-bio {
  display: block;
  font-size: var(--ts-body);
  color: var(--color-text-muted);
  font-family: var(--font);
  line-height: 1.9;
  margin-bottom: 0.8rem;
}
.founder-contact {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 2.8rem;
  gap: 0.6rem;
}
.founder-contact-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  opacity: 0.7;
}
.founder-email {
  font-size: var(--ts-small);
  font-weight: 600;
  color: var(--color-text);
  font-family: var(--font);
  line-height: 1.4;
  word-break: break-all;
  border-bottom: 1px solid var(--color-rule);
  transition: color var(--dur), border-color var(--dur);
}
.founder-email:hover { color: var(--color-gold); border-bottom-color: var(--color-gold); }

/* ── Founder — Career & Awards ─────────────────────────── */
.founder-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.6rem 2.4rem;
  margin-top: 2rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--color-rule);
}
.founder-meta--3col {
  grid-template-columns: 1fr 1fr 1fr;
}
.founder-meta-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.7rem;
}
.founder-meta-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.founder-meta-list li {
  font-size: var(--ts-small);
  color: var(--color-text-muted);
  line-height: 1.6;
  padding-left: 0.9rem;
  position: relative;
}
.founder-meta-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-gold);
  font-size: 0.65rem;
  top: 0.35em;
}
.founder-meta-year {
  font-size: 0.72rem;
  color: var(--color-gold);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ── What We've Done — 재설계 ──────────────────────────── */
/* ----------------------------------------------------------
   보유 브랜드 블록
---------------------------------------------------------- */
.brands-block {
  padding-top: 3.6rem;
  margin-bottom: 5rem;
}
.brands-label {
  display: block;
  font-size: var(--ts-h2);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.1;
  color: var(--color-text);
  font-family: var(--font);
  margin-bottom: 0.8rem;
}
.brands-desc {
  font-size: var(--ts-sub);
  color: var(--color-text-muted);
  font-family: var(--font);
  margin-bottom: 3rem;
  line-height: 1.7;
}
.brands-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--color-rule);
}
.brands-grid--3 {
  grid-template-columns: 1fr 1fr 1fr;
}
.brand-card {
  padding: 2.8rem 3rem;
  position: relative;
  transition: background var(--dur);
  border-right: 1px solid var(--color-rule);
}
.brand-card:last-child {
  border-right: none;
}
.brand-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--color-gold);
  transition: width 0.45s var(--ease-out);
}
.brand-card:hover::before { width: 100%; }
.brand-card:hover { background: var(--color-bg-alt); }
.brand-card-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.2rem;
}
.brand-card-name {
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  font-family: var(--font);
}
.brand-card-type {
  font-size: var(--ts-caption);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  opacity: 0.8;
}
.brand-card-desc {
  font-size: var(--ts-body);
  line-height: 1.85;
  color: var(--color-text-muted);
  font-family: var(--font);
  margin-bottom: 1.4rem;
}
.brand-card-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.brand-card-features li {
  font-size: var(--ts-caption);
  color: var(--color-text-light);
  font-family: var(--font);
  letter-spacing: 0.02em;
  padding-left: 1rem;
  position: relative;
}
.brand-card-features li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-gold);
  opacity: 0.6;
}

/* 푸터 보유 브랜드 태그 */
.footer-brands {
  display: flex;
  gap: 0.6rem;
  margin-top: 1rem;
}
.footer-brand-tag {
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--color-text-light);
  border: 1px solid var(--color-rule-dark);
  padding: 0.2rem 0.6rem;
  font-family: var(--font);
  opacity: 0.6;
}

.done-block {
  border-top: 1px solid var(--color-rule);
  padding-top: 3.6rem;
}
.done-label {
  display: block;
  font-size: var(--ts-h2);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.1;
  color: var(--color-text);
  font-family: var(--font);
  margin-bottom: 0.8rem;
}
.done-note {
  font-size: var(--ts-sub);
  color: var(--color-text-muted);
  font-family: var(--font);
  line-height: 1.75;
  max-width: 640px;
  margin-bottom: 3rem;
}

/* 그리드 카드 방식으로 변경 */
.done-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--color-rule);
  margin-bottom: 3rem;
}
.done-card {
  padding: 2.2rem 2rem;
  border-right: 1px solid var(--color-rule);
  border-bottom: 1px solid var(--color-rule);
  position: relative;
  transition: background var(--dur);
  background: var(--color-bg);
}
.done-card:nth-child(4n)       { border-right: none; }
.done-card:nth-last-child(-n+4) { border-bottom: none; }
.done-card:hover { background: var(--color-bg-alt); }
.done-card::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--color-gold);
  transition: width 0.45s var(--ease-out);
}
.done-card:hover::before { width: 100%; }
.done-card-num {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  font-family: var(--font);
  opacity: 0.5;
  margin-bottom: 0.5rem;
}
.done-card-category {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-light);
  font-family: var(--font);
  opacity: 0.7;
  margin-bottom: 0.5rem;
}
.done-card-title {
  font-size: var(--ts-body);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text);
  font-family: var(--font);
  line-height: 1.45;
  margin-bottom: 0.5rem;
}
.done-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.8rem;
}
.done-card-tags span {
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--color-text-light);
  border: 1px solid var(--color-rule);
  padding: 0.18rem 0.55rem;
  font-family: var(--font);
  transition: border-color var(--dur), color var(--dur);
}
.done-card:hover .done-card-tags span {
  border-color: rgba(168,147,106,0.4);
  color: var(--color-text-muted);
}

/* 하단 요약 */
.done-summary {
  padding: 2rem 2.4rem;
  border: 1px solid var(--color-rule);
  background: var(--color-bg);
  position: relative;
}
.done-summary::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--color-gold);
}
.done-summary p {
  font-size: var(--ts-body);
  color: var(--color-text-muted);
  font-family: var(--font);
  line-height: 1.9;
}
.done-summary strong { color: var(--color-text); font-weight: 600; }

/* ----------------------------------------------------------
   13. CONTACT / NEXT STEP
---------------------------------------------------------- */
.section-contact {
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-rule-dark);
}
.section-contact .section-title { color: var(--color-bg); }
.contact-intro {
  max-width: 580px;
  font-size: var(--ts-sub);
  line-height: 1.95;
  color: var(--color-text-light);
  font-family: var(--font);
  margin-top: 1.4rem;
  margin-bottom: 0;
}
.contact-cta-block {
  margin-top: var(--space-lg);
  border: 1px solid rgba(168,147,106,0.25);
  background: rgba(168,147,106,0.04);
  position: relative;
}
.contact-cta-block::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 3px; height: 100%;
  background: var(--color-gold);
}
.contact-cta-inner { display: flex; align-items: stretch; }
.contact-cta-text {
  flex: 1;
  padding: 2.8rem 3rem;
  border-right: 1px solid rgba(168,147,106,0.2);
}
.contact-cta-headline {
  display: block;
  font-size: var(--ts-h3);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-bg);
  font-family: var(--font);
  line-height: 1.35;
  margin-bottom: 0.8rem;
}
.contact-cta-body {
  display: block;
  font-size: var(--ts-body);
  line-height: 1.85;
  color: var(--color-text-light);
  font-family: var(--font);
  margin-bottom: 1.6rem;
}
/* Contact 2-step */
.contact-steps {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  margin-top: 0.4rem;
}
.contact-step {
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
}
.contact-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  border: 1px solid rgba(196,171,130,0.4);
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--color-gold-light);
  font-family: var(--font);
  margin-top: 0.1rem;
}
.contact-step-title {
  font-size: var(--ts-small);
  font-weight: 700;
  color: var(--color-bg);
  font-family: var(--font);
  letter-spacing: -0.01em;
  margin-bottom: 0.3rem;
}
.contact-step-desc {
  font-size: var(--ts-caption);
  color: var(--color-text-light);
  font-family: var(--font);
  line-height: 1.75;
  margin-bottom: 0.5rem;
}
.contact-step-link {
  font-size: var(--ts-caption);
  color: var(--color-gold-light);
  font-family: var(--font);
  border-bottom: 1px solid rgba(196,171,130,0.35);
  transition: border-color var(--dur), color var(--dur);
}
.contact-step-link:hover { color: var(--color-gold); border-color: var(--color-gold); }
.contact-docs-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  opacity: 0.7;
  margin-bottom: 0.9rem;
}
.contact-docs-list { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.contact-docs-list li {
  font-size: var(--ts-caption);
  letter-spacing: 0.02em;
  color: var(--color-text-light);
  font-family: var(--font);
  border: 1px solid rgba(168,147,106,0.2);
  padding: 0.28rem 0.75rem;
  transition: border-color var(--dur), color var(--dur);
  cursor: default;
}
.contact-docs-list li:hover { border-color: var(--color-gold); color: var(--color-gold-light); }
.contact-cta-email-wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  flex-shrink: 0;
  width: 280px;
  padding: 2.8rem;
  gap: 0.6rem;
}
.contact-cta-email-label {
  display: block;
  font-size: var(--ts-label);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  opacity: 0.7;
}
.contact-cta-email-addr {
  font-size: var(--ts-body);
  font-weight: 600;
  color: var(--color-bg);
  font-family: var(--font);
  line-height: 1.4;
  word-break: break-all;
  border-bottom: 1px solid rgba(168,147,106,0.3);
  transition: color var(--dur), border-color var(--dur);
}
.contact-cta-email-addr:hover { color: var(--color-gold); border-bottom-color: var(--color-gold); }
.contact-cta-name {
  display: block;
  font-size: var(--ts-caption);
  color: var(--color-text-light);
  font-family: var(--font);
  margin-top: 0.3rem;
}
.contact-offices {
  display: flex;
  margin-top: var(--space-lg);
  border-top: 1px solid var(--color-rule-dark);
  padding-top: 2.2rem;
}
.office-card {
  flex: 1;
  padding: 0 2.4rem 0 0;
  border-right: 1px solid var(--color-rule-dark);
  margin-right: 2.4rem;
}
.office-card:last-child { border-right: none; margin-right: 0; padding-right: 0; }
.office-tag {
  display: block;
  font-size: var(--ts-label);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  font-family: var(--font);
  opacity: 0.7;
  margin-bottom: 0.6rem;
}
.office-name {
  display: block;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-bg);
  font-family: var(--font);
  margin-bottom: 0.3rem;
  line-height: 1.2;
}
.office-detail {
  display: block;
  font-size: var(--ts-body);
  color: var(--color-text-light);
  font-family: var(--font);
  line-height: 1.7;
}

/* ----------------------------------------------------------
   14. FOOTER
---------------------------------------------------------- */
#site-footer {
  background: var(--color-bg-dark);
  padding: var(--space-lg) 0;
  position: relative;
}
#site-footer::before {
  content: '';
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold) 0%, transparent 55%);
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md) 0;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 5rem;
  align-items: start;
}
.footer-logo {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-bg);
  font-family: var(--font);
  margin-bottom: 0.8rem;
}
.footer-claim {
  font-size: var(--ts-caption);
  color: var(--color-text-light);
  font-family: var(--font);
  margin-bottom: 0.3rem;
}
.footer-sub {
  font-size: var(--ts-caption);
  color: var(--color-text-light);
  font-family: var(--font);
  opacity: 0.6;
  margin-bottom: 0.3rem;
}
.footer-tagline {
  font-size: 0.7rem;
  color: var(--color-gold);
  font-family: var(--font);
  opacity: 0.7;
  letter-spacing: 0.04em;
}
.footer-nav ul { display: flex; flex-direction: column; gap: 0.8rem; }
.footer-nav a {
  font-size: var(--ts-caption);
  color: var(--color-text-light);
  font-family: var(--font);
  letter-spacing: 0.08em;
  transition: color var(--dur);
}
.footer-nav a:hover { color: var(--color-bg); }
.footer-legal { display: flex; flex-direction: column; gap: 0.4rem; }
.footer-legal p {
  font-size: 0.65rem;
  color: #4A4844;
  font-family: var(--font);
  line-height: 1.6;
}
.footer-legal a { font-size: var(--ts-caption); color: #4A4844; transition: color var(--dur); }
.footer-legal a:hover { color: var(--color-text-light); }

/* ----------------------------------------------------------
   15. SCROLL REVEAL
---------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible      { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ----------------------------------------------------------
   16. SIDE NAV
---------------------------------------------------------- */
#side-nav {
  position: fixed;
  right: 1.8rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  opacity: 0;
  transition: opacity 0.4s var(--ease);
  pointer-events: none;
}
#side-nav.visible { opacity: 1; pointer-events: auto; }
.side-nav-list { display: flex; flex-direction: column; align-items: center; gap: 0; }
.side-nav-item {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px; height: 20px;
  position: relative;
  cursor: pointer;
}
.side-nav-dot {
  display: block;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--color-rule);
  flex-shrink: 0;
  transition: background 0.2s, width 0.2s, height 0.2s, box-shadow 0.2s;
}
.side-nav-item:hover .side-nav-dot  { background: var(--color-text-light); width: 5px; height: 5px; }
.side-nav-item.active .side-nav-dot { background: var(--color-gold); width: 6px; height: 6px; box-shadow: 0 0 0 3px rgba(168,147,106,0.2); }
.side-nav-label {
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%) translateX(4px);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-light);
  font-family: var(--font);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.18s, transform 0.18s, color 0.18s;
  pointer-events: none;
}
.side-nav-item:hover .side-nav-label { opacity: 1; transform: translateY(-50%) translateX(0); color: var(--color-text-muted); }
.side-nav-item.active .side-nav-label { opacity: 1; transform: translateY(-50%) translateX(0); color: var(--color-gold); }
#side-nav.on-dark .side-nav-dot { background: var(--color-rule-dark); }
#side-nav.on-dark .side-nav-item:hover .side-nav-dot { background: var(--color-text-light); }
#side-nav.on-dark .side-nav-item.active .side-nav-dot { background: var(--color-gold); }
#side-nav.on-dark .side-nav-label { color: var(--color-text-light); }

/* ----------------------------------------------------------
   17. ANIMATIONS
---------------------------------------------------------- */
@keyframes fadeUp        { to { opacity: 1; transform: translateY(0); } }
@keyframes heroGraphicIn { to { opacity: 1; } }
@keyframes hgSpin        { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes hgCorePulse   { 0%, 100% { opacity: 0.75; } 50% { opacity: 1; } }

::selection { background: var(--color-gold); color: var(--color-bg); }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-rule); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-gold); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--color-gold); outline-offset: 3px; }

/* ----------------------------------------------------------
   18. RESPONSIVE — TABLET (≤ 960px)
---------------------------------------------------------- */
@media (max-width: 960px) {
  :root { --space-xl: 6rem; --space-lg: 2.6rem; }

  #side-nav { display: none; }
  .btn-nav  { display: none; }
  .nav-toggle { display: flex; }
  .nav-menu {
    display: none;
    position: fixed;
    inset: 68px 0 0 0;
    background: var(--color-bg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.8rem;
    z-index: 99;
  }
  .nav-menu.open { display: flex; }
  .nav-link { font-size: 1rem; letter-spacing: 0.15em; }

  .hero-layout {
    grid-template-columns: 1fr;
    gap: 2.4rem;
    padding-top: calc(var(--nav-h) + 2.5rem);
    padding-bottom: 3rem;
  }
  .hero-graphic { max-width: 360px; margin: 0 auto; }

  .section-head-grid { grid-template-columns: 1fr; gap: 2rem; }
  .section-head-text  { order: 1; }
  .section-head-graphic { order: 2; aspect-ratio: auto; height: 200px; min-height: 200px; max-height: 200px; }
  .why-graphic-wrap { order: 2; width: 100%; max-width: 100%; margin: 0; }

  .we-are-inner { grid-template-columns: 1fr; gap: 2.4rem; }
  .we-are-promise { border-left: none; border-top: 1px solid var(--color-rule-dark); padding-left: 0; padding-top: 1.8rem; }

  .how-step { grid-template-columns: 100px 1fr; gap: 2rem; }

  .optimize-inner { grid-template-columns: 1fr; gap: 2.4rem; }
  .optimize-detail { border-left: none; border-top: 1px solid var(--color-rule); padding-left: 0; padding-top: 1.8rem; }

  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .team-role:nth-child(2) { border-right: none; }
  .team-role:nth-child(1),.team-role:nth-child(2) { border-bottom: 1px solid var(--color-rule); }
  .team-role:nth-child(3) { border-right: 1px solid var(--color-rule); }

  .who-grid { grid-template-columns: 1fr; }
  .who-focus { border-right: none; border-bottom: 1px solid var(--color-rule); }

  .brands-grid,
  .brands-grid--3 { grid-template-columns: 1fr; }
  .brand-card { border-right: none; border-bottom: 1px solid var(--color-rule); }
  .brand-card:last-child { border-bottom: none; }

  .done-grid { grid-template-columns: repeat(2, 1fr); }
  .done-card:nth-child(2n)       { border-right: none; }
  .done-card:nth-last-child(-n+2) { border-bottom: none; }
  .done-card:nth-last-child(-n+4) { border-bottom: 1px solid var(--color-rule); }
  .done-card:nth-child(2n-1)     { border-right: 1px solid var(--color-rule); }

  .founder-inner { grid-template-columns: 1fr; }
  .founder-text { border-right: none; border-bottom: 1px solid var(--color-rule); }
  .founder-contact { flex-direction: row; align-items: center; gap: 1.2rem; }
  .founder-meta,
  .founder-meta--3col { grid-template-columns: 1fr; gap: 1.4rem; }

  .contact-cta-inner { flex-direction: column; }
  .contact-cta-text  { padding: 2.4rem 2.2rem; border-right: none; border-bottom: 1px solid rgba(168,147,106,0.2); }
  .contact-cta-email-wrap { width: 100%; padding: 2rem 2.2rem; flex-direction: row; align-items: center; gap: 1.2rem; }

  .footer-inner { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .footer-brand { grid-column: 1 / -1; }
}

/* ----------------------------------------------------------
   19. RESPONSIVE — MOBILE (≤ 600px)
---------------------------------------------------------- */
@media (max-width: 600px) {
  :root {
    --space-xl: 4rem;
    --space-lg: 2rem;
    --space-md: 1.2rem;
    --ts-h1: clamp(2.1rem, 8.5vw, 2.8rem);
    --ts-h2: clamp(1.9rem, 7vw, 2.4rem);
    --ts-h3: clamp(1.05rem, 4.5vw, 1.2rem);
  }

  .section-head-graphic { display: none; }
  .why-graphic-wrap { display: none; }

  /* Hero */
  .hero-cta-link { width: 100%; justify-content: center; }
  .btn-primary, .btn-ghost { width: 100%; justify-content: center; text-align: center; }

  /* Contact steps */
  .contact-steps { gap: 1.2rem; }
  .contact-step-title { font-size: var(--ts-body); }

  /* Done card category */
  .done-card-category { font-size: 0.6rem; }

  .how-step { grid-template-columns: 1fr; gap: 1rem; }
  .how-step-marker { flex-direction: row; align-items: baseline; gap: 0.8rem; }

  .team-grid { grid-template-columns: 1fr; }
  .team-role { border-right: none !important; border-bottom: 1px solid var(--color-rule) !important; }
  .team-role:last-child { border-bottom: none !important; }

  .situation-item { grid-template-columns: 1fr; gap: 0.8rem; }
  .situation-num { font-size: 1rem; }

  .who-focus, .who-also { padding: 1.8rem; }

  .done-grid { grid-template-columns: 1fr; }
  .done-card { border-right: none !important; }
  .done-card:nth-last-child(-n+1) { border-bottom: none; }

  .founder-text { padding: 2rem; }
  .founder-contact { padding: 1.8rem; flex-direction: column; align-items: flex-start; }

  .we-are-inner { padding: 2rem; }

  .contact-cta-text  { padding: 2rem 1.8rem; }
  .contact-cta-email-wrap { width: 100%; padding: 1.8rem; flex-direction: column; align-items: flex-start; }
  .contact-offices { flex-direction: column; }
  .office-card { border-right: none; border-bottom: 1px solid var(--color-rule-dark); margin-right: 0; padding: 1.6rem 0; }
  .office-card:first-child { padding-top: 0; }
  .office-card:last-child  { border-bottom: none; }

  .footer-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-cta-group { margin-top: 1.6rem; padding-top: 1.6rem; }
}