/* =============================================
   DOLGAMJA WORKSHOP — PREMIUM DESIGN SYSTEM
   custom.css — v2 overhaul
   ============================================= */

:root {
  --c-bg:           #060504;
  --c-surface:      #0E0C0A;
  --c-surface-2:    #161210;
  --c-border:       rgba(200,169,126,0.10);
  --c-border-hover: rgba(200,169,126,0.28);
  --c-gold:         #C8A97E;
  --c-brown:        #8B5A2B;
  --c-text:         #F0EBE3;
  --c-text-mid:     #A89880;
  --c-text-muted:   #6A5E55;
  --r:              4px;
  --max-w:          1200px;
  /* ── Easing tokens (Obsidian-style) ── */
  --f-cubic:  cubic-bezier(0.35, 0.35, 0, 1);
  --f-fast:   cubic-bezier(0.2, 0.75, 0.35, 1);
  --f-smooth: cubic-bezier(0.5, 0, 0.3, 1);
}

/* ─── BASE ─── */
body {
  background: var(--c-bg);
  color: var(--c-text);
}

/* ─── NAVBAR ─── */
.navbar {
  background: rgba(6,5,4,0.88) !important;
  backdrop-filter: blur(24px) !important;
  -webkit-backdrop-filter: blur(24px) !important;
  border-bottom: 1px solid var(--c-border) !important;
  height: 68px !important;
}

.nav-container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2.5rem;
}

.nav-logo-img {
  height: 28px !important;
  width: auto !important;
  filter: brightness(0) invert(1);
  opacity: 0.90;
}

.nav-links a {
  font-size: 0.70rem !important;
  letter-spacing: 0.14em !important;
  color: var(--c-text-muted) !important;
  text-transform: uppercase;
  font-weight: 500 !important;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--c-gold) !important;
}

.cta-button {
  font-size: 0.70rem !important;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.5rem 1.4rem !important;
  border: 1px solid var(--c-border-hover) !important;
  color: var(--c-gold) !important;
  background: transparent !important;
  border-radius: var(--r) !important;
  transition: all 0.2s;
  font-weight: 500;
}

.cta-button:hover {
  background: var(--c-brown) !important;
  border-color: var(--c-brown) !important;
  color: #fff !important;
}

/* ─── HERO ─── */
.hero-section {
  min-height: 100vh;
  display: flex !important;
  align-items: center;
  background: var(--c-bg);
  background-image:
    linear-gradient(to bottom, rgba(6,5,4,0.55) 0%, rgba(6,5,4,0.80) 60%, rgba(6,5,4,0.97) 100%),
    linear-gradient(to right,  rgba(6,5,4,0.75) 0%, rgba(6,5,4,0.20) 60%, rgba(6,5,4,0.55) 100%),
    url('hero-bg.jpg');
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
  position: relative;
  overflow-x: clip;
  overflow-y: visible;
}

/* Video — 배경 이미지 위에 미묘하게 */
.potato-visual {
  position: absolute !important;
  right: -2% !important;
  top: 50% !important;
  /* transform은 JS parallax가 제어 — !important 금지 */
  transform: translateY(-50%);
  width: 56% !important;
  height: 110% !important;
  opacity: 0.07 !important;
  pointer-events: none;
  will-change: transform;
  mask-image: linear-gradient(to left, rgba(0,0,0,0.6) 10%, transparent 80%);
  -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,0.6) 10%, transparent 80%);
}

.hero-potato-video {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
}

/* Content */
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding: 5rem 2.5rem 4rem;
  text-align: center;
}

/* Tag line */
.hero-sub-title {
  display: block;
  font-size: 0.72rem !important;
  font-family: 'Inter', sans-serif !important;
  font-weight: 500 !important;
  letter-spacing: 0.20em !important;
  text-transform: uppercase !important;
  color: var(--c-gold) !important;
  margin-bottom: 1.6rem !important;
}

.hero-sub-title .highlight-word {
  color: var(--c-gold) !important;
}

/* Main headline */
.hero-main-title {
  font-size: clamp(3.2rem, 7.5vw, 7rem) !important;
  font-family: 'Noto Serif KR', serif !important;
  font-weight: 700 !important;
  line-height: 1.04 !important;
  color: var(--c-text) !important;
  -webkit-text-fill-color: var(--c-text) !important; /* gradient text 오버라이드 */
  background: none !important;                        /* background-clip:text 오버라이드 */
  letter-spacing: -0.035em !important;
  margin-bottom: 2rem !important;
  word-break: keep-all;
  opacity: 1 !important;
}

/* Description */
.hero-desc {
  font-size: 0.92rem !important;
  color: var(--c-text-muted) !important;
  line-height: 2.0 !important;
  max-width: 460px;
  margin: 0 auto 2.8rem !important;
}

.hero-desc .highlight-word,
.hero-desc strong {
  color: var(--c-text-mid) !important;
  font-weight: 500;
}

/* CTA Buttons */
.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  display: inline-flex !important;
  align-items: center;
  padding: 0.9rem 2.4rem !important;
  background: var(--c-brown) !important;
  color: #fff !important;
  font-size: 0.80rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.10em !important;
  text-transform: uppercase;
  border-radius: var(--r) !important;
  text-decoration: none !important;
  border: none !important;
  transition: background 0.9s var(--f-cubic), color 0.9s var(--f-cubic), transform 0.4s var(--f-fast);
}

.btn-primary:hover {
  background: var(--c-gold) !important;
  color: #1a0e05 !important;
  transform: translateY(-3px);
}

.btn-secondary {
  display: inline-flex !important;
  align-items: center;
  padding: 0.9rem 2.4rem !important;
  background: transparent !important;
  color: var(--c-text-mid) !important;
  font-size: 0.80rem !important;
  font-weight: 500 !important;
  letter-spacing: 0.10em !important;
  text-transform: uppercase;
  border-radius: var(--r) !important;
  text-decoration: none !important;
  border: 1px solid var(--c-border-hover) !important;
  transition: border-color 0.9s var(--f-cubic), color 0.9s var(--f-cubic);
}

.btn-secondary:hover {
  border-color: var(--c-gold) !important;
  color: var(--c-gold) !important;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute !important;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--c-text-muted) !important;
  animation: bob 2.2s infinite ease-in-out;
}

@keyframes bob {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.5; }
  50% { transform: translateX(-50%) translateY(8px); opacity: 1; }
}

/* ─── DEFINITION ─── */
.definition-section {
  background:
    linear-gradient(rgba(6,5,4,0.88) 0%, rgba(6,5,4,0.82) 50%, rgba(6,5,4,0.92) 100%),
    url('lens-bg.jpg') center 40%/cover no-repeat !important;
  padding: 5rem 2rem 7rem !important;
  border-bottom: 1px solid var(--c-border);
}

.definition-section .container {
  max-width: var(--max-w);
  margin: 0 auto;
}

.definition-text {
  font-family: 'Noto Serif KR', serif !important;
  font-size: clamp(1.1rem, 2.5vw, 1.6rem) !important;
  line-height: 2.2 !important;
  color: var(--c-text-muted) !important;
  text-align: center !important;
  max-width: 680px;
  margin: 0 auto;
  letter-spacing: -0.01em !important;
  word-break: keep-all;
}

.highlight-text {
  color: var(--c-text) !important;
  font-weight: 600 !important;
}

/* ─── SERVICES ─── */
.services-section {
  padding: 7rem 2rem !important;
  background:
    linear-gradient(rgba(6,5,4,0.94) 0%, rgba(6,5,4,0.90) 50%, rgba(6,5,4,0.95) 100%),
    url('bts-shooting.jpg') center 30%/cover no-repeat !important;
}

.services-section .container {
  max-width: var(--max-w);
  margin: 0 auto;
}

.section-header {
  margin-bottom: 3.5rem;
}

.section-header h3 {
  font-size: clamp(1.7rem, 4vw, 3rem) !important;
  font-family: 'Noto Serif KR', serif !important;
  color: var(--c-text) !important;
  font-weight: 700 !important;
  margin-bottom: 0.6rem !important;
  line-height: 1.2 !important;
  letter-spacing: -0.025em !important;
  word-break: keep-all;
}

.section-header p {
  font-size: 0.88rem !important;
  color: var(--c-text-muted) !important;
  line-height: 1.8 !important;
}

.services-grid {
  display: grid !important;
  grid-template-columns: repeat(4, 1fr) !important;
  gap: 0 !important;
  border: 1px solid var(--c-border) !important;
  border-radius: var(--r) !important;
  overflow: hidden !important;
  counter-reset: svc !important;
  background: var(--c-border) !important;
}

.service-card {
  background: var(--c-surface) !important;
  padding: 2.5rem 2rem !important;
  counter-increment: svc;
  transition: background 0.25s;
}

.service-card:hover {
  background: var(--c-surface-2) !important;
}

.service-card::before {
  content: "0" counter(svc);
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--c-brown);
  margin-bottom: 1.4rem;
  font-family: 'Inter', sans-serif;
}

.service-card h4 {
  font-size: 0.98rem !important;
  font-weight: 600 !important;
  color: var(--c-text) !important;
  margin-bottom: 0.8rem !important;
  font-family: 'Noto Serif KR', serif !important;
}

.service-card p {
  font-size: 0.83rem !important;
  color: var(--c-text-muted) !important;
  line-height: 1.85 !important;
}

/* ─── LOGIC FLOW ─── */
.logic-section {
  background:
    linear-gradient(rgba(6,5,4,0.91) 0%, rgba(6,5,4,0.87) 50%, rgba(6,5,4,0.93) 100%),
    url('bts-monitor.jpg') center 35%/cover no-repeat !important;
  padding: 7rem 2rem !important;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}

.logic-section .container {
  max-width: var(--max-w);
  margin: 0 auto;
}

.logic-section .section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.logic-flow {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0 !important;
  flex-wrap: wrap;
}

.logic-step {
  flex: 1;
  min-width: 200px;
  max-width: 260px;
  text-align: center;
  padding: 2.2rem 1.5rem !important;
  border: 1px solid var(--c-border) !important;
  background: var(--c-bg) !important;
  border-radius: var(--r) !important;
  transition: border-color 0.25s, transform 0.25s;
}

.logic-step:hover {
  border-color: var(--c-border-hover) !important;
  transform: translateY(-5px);
}

.step-icon {
  width: 50px !important;
  height: 50px !important;
  border-radius: 50% !important;
  background: var(--c-surface-2) !important;
  border: 1px solid var(--c-border) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin: 0 auto 1.2rem !important;
  font-size: 1.1rem !important;
  color: var(--c-gold) !important;
}

.step-icon i {
  color: var(--c-gold) !important;
}

.logic-step h4 {
  font-size: 0.92rem !important;
  font-weight: 600 !important;
  color: var(--c-text) !important;
  margin-bottom: 0.6rem !important;
}

.logic-step p {
  font-size: 0.81rem !important;
  color: var(--c-text-muted) !important;
  line-height: 1.75 !important;
}

.step-arrow {
  padding: 0 1rem !important;
  color: var(--c-border-hover) !important;
  font-size: 0.85rem !important;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

/* ─── DIFFERENTIATORS ─── */
.diff-section {
  padding: 7rem 2rem !important;
  background:
    linear-gradient(rgba(6,5,4,0.85) 0%, rgba(6,5,4,0.80) 50%, rgba(6,5,4,0.90) 100%),
    url('film-reel-bg.jpg') center 45%/cover no-repeat !important;
}

.diff-section .container {
  max-width: var(--max-w);
  margin: 0 auto;
}

.diff-content {
  max-width: 720px;
  margin: 0 auto;
}

.diff-content > h3 {
  font-family: 'Noto Serif KR', serif !important;
  font-size: clamp(1.8rem, 4vw, 3rem) !important;
  color: var(--c-text) !important;
  font-weight: 700 !important;
  margin-bottom: 3rem !important;
  letter-spacing: -0.03em !important;
  line-height: 1.2 !important;
  word-break: keep-all;
}

.diff-list {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
}

.diff-list li {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: 1.8rem 0 1.8rem 1.6rem !important;
  border-bottom: 1px solid var(--c-border) !important;
  position: relative;
}

.diff-list li:first-child {
  border-top: 1px solid var(--c-border) !important;
}

.diff-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: transparent;
  transition: background 0.25s;
}

.diff-list li:hover::before {
  background: var(--c-gold);
}

.diff-list li strong {
  transition: color 0.2s;
}
.diff-list li:hover strong {
  color: var(--c-gold) !important;
}

.diff-list li strong {
  font-size: 0.95rem !important;
  font-weight: 600 !important;
  color: var(--c-text) !important;
  font-family: 'Noto Serif KR', serif !important;
}

.diff-list li span {
  font-size: 0.84rem !important;
  color: var(--c-text-muted) !important;
  line-height: 1.75 !important;
}

/* ─── BRANDS ─── */
.brands-section-new {
  background: var(--c-surface) !important;
  padding: 7rem 2rem !important;
  border-top: 1px solid var(--c-border);
}

.brands-section-new .container {
  max-width: var(--max-w);
  margin: 0 auto;
}

.brand-grid {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 1.5rem !important;
  margin-top: 3.5rem !important;
}

.brand-card-new {
  background: var(--c-bg) !important;
  border: 1px solid var(--c-border) !important;
  border-radius: var(--r) !important;
  min-height: 340px !important;
  display: flex !important;
  align-items: flex-end !important;
  position: relative;
  overflow: hidden !important;
  transition: border-color 0.3s, transform 0.3s;
}

/* brand card background image layer */
.brand-card-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.04);
  transition: transform 0.6s ease;
  filter: brightness(0.45) saturate(0.7);
}

.brand-card-new:hover .brand-card-img {
  transform: scale(1.10);
  filter: brightness(0.55) saturate(0.8);
}

.brand-card-new:hover {
  transform: translateY(-5px);
}

.dayof-card:hover { border-color: rgba(255,255,255,0.22) !important; }
.reaction-card { border-color: rgba(128,0,32,0.18) !important; }
.reaction-card:hover { border-color: rgba(128,0,32,0.38) !important; }
.rebible-card { border-color: rgba(139,90,43,0.18) !important; }
.rebible-card:hover { border-color: rgba(139,90,43,0.35) !important; }

.brand-info {
  padding: 2rem !important;
  width: 100%;
  background: linear-gradient(to top, rgba(6,5,4,0.97) 0%, rgba(6,5,4,0.4) 80%, transparent 100%) !important;
}

.brand-label-en {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-gold);
  font-family: 'Inter', sans-serif;
  font-weight: 500;
  margin-bottom: 0.4rem;
  opacity: 0.80;
}

.brand-info h4 {
  font-family: 'Noto Serif KR', serif !important;
  font-size: 1.55rem !important;
  color: var(--c-text) !important;
  font-weight: 600 !important;
  margin-bottom: 0.6rem !important;
  line-height: 1.2 !important;
  letter-spacing: -0.01em;
}

.brand-info p {
  font-size: 0.81rem !important;
  color: var(--c-text-muted) !important;
  line-height: 1.75 !important;
  margin-bottom: 1.3rem !important;
}

.brand-btn {
  display: inline-flex !important;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.3rem !important;
  font-size: 0.73rem !important;
  font-weight: 500 !important;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none !important;
  border: 1px solid var(--c-border-hover) !important;
  border-radius: 2px !important;
  color: var(--c-gold) !important;
  background: transparent !important;
  cursor: pointer;
  transition: all 0.2s;
  font-family: 'Inter', sans-serif !important;
}

.brand-btn:not(.disabled):hover {
  background: var(--c-gold) !important;
  color: #1a0e05 !important;
  border-color: var(--c-gold) !important;
}

.brand-btn.disabled {
  color: var(--c-text-muted) !important;
  border-color: var(--c-border) !important;
  cursor: not-allowed;
  opacity: 0.45;
}

/* ─── PORTFOLIO ─── */
.portfolio-section {
  padding: 7rem 2rem !important;
  background: var(--c-bg) !important;
  border-top: 1px solid var(--c-border);
}

.portfolio-section .section-header {
  text-align: center;
  margin-bottom: 3.5rem;
  max-width: var(--max-w);
  margin-left: auto;
  margin-right: auto;
}

.portfolio-grid {
  display: grid !important;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)) !important;
  gap: 1.5rem !important;
  max-width: var(--max-w);
  margin: 0 auto !important;
}

.portfolio-item {
  display: block !important;
  border-radius: var(--r) !important;
  overflow: hidden !important;
  aspect-ratio: 16/9 !important;
  background: var(--c-surface) !important;
  border: 1px solid var(--c-border) !important;
  text-decoration: none !important;
  transition: border-color 0.3s, transform 0.25s;
}

.portfolio-item:hover {
  border-color: var(--c-border-hover) !important;
  transform: scale(1.01);
}

.portfolio-item iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.embed-placeholder {
  width: 100%;
  height: 100%;
  display: flex !important;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  color: var(--c-text-muted) !important;
  transition: color 0.2s;
  min-height: 200px;
}

.portfolio-item:hover .embed-placeholder {
  color: var(--c-gold) !important;
}

.embed-placeholder i {
  font-size: 2.8rem !important;
}

.embed-placeholder p {
  font-size: 0.75rem !important;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  font-weight: 500;
}

/* ─── CONTACT ─── */
.contact-section {
  background:
    linear-gradient(rgba(6,5,4,0.88) 0%, rgba(6,5,4,0.82) 50%, rgba(6,5,4,0.92) 100%),
    url('film-obj-bg.jpg') center 40%/cover no-repeat !important;
  padding: 9rem 2rem !important;
  border-top: 1px solid var(--c-border);
  text-align: center;
}

.contact-container {
  max-width: 600px;
  margin: 0 auto;
}

.contact-container h3 {
  font-family: 'Noto Serif KR', serif !important;
  font-size: clamp(2rem, 5vw, 3.5rem) !important;
  font-weight: 700 !important;
  color: var(--c-text) !important;
  line-height: 1.2 !important;
  margin-bottom: 1rem !important;
}

.contact-sub {
  color: var(--c-text-muted) !important;
  font-size: 0.9rem !important;
  margin-bottom: 3rem !important;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.contact-btn.kakao {
  display: inline-flex !important;
  align-items: center;
  gap: 0.65rem;
  padding: 1.1rem 3.2rem !important;
  background: #FAE100 !important;
  color: #3C1E00 !important;
  font-size: 1rem !important;
  font-weight: 700 !important;
  border-radius: var(--r) !important;
  text-decoration: none !important;
  transition: transform 0.2s, box-shadow 0.2s;
  border: none !important;
  letter-spacing: 0.03em;
}

.contact-btn.kakao:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 36px rgba(250,225,0,0.28);
}

.contact-info p {
  color: var(--c-text-muted) !important;
  font-size: 0.84rem !important;
  letter-spacing: 0.05em !important;
}

/* ─── FOOTER ─── */
footer {
  background: var(--c-bg) !important;
  border-top: 1px solid var(--c-border) !important;
  padding: 2rem !important;
  text-align: center;
}

footer p {
  color: var(--c-text-muted) !important;
  font-size: 0.76rem !important;
  letter-spacing: 0.06em !important;
}

/* ─── FLOATING SOCIALS ─── */
.floating-socials {
  position: fixed !important;
  bottom: 2rem !important;
  right: 1.5rem !important;
  display: flex !important;
  flex-direction: column;
  gap: 0.55rem !important;
  z-index: 999 !important;
}

.mobile-icon {
  width: 40px !important;
  height: 40px !important;
  border-radius: 50% !important;
  background: rgba(14,12,10,0.90) !important;
  border: 1px solid var(--c-border) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  color: var(--c-text-muted) !important;
  font-size: 0.95rem !important;
  text-decoration: none !important;
  transition: all 0.2s;
  backdrop-filter: blur(12px);
}

.mobile-icon:hover {
  color: var(--c-gold) !important;
  border-color: var(--c-border-hover) !important;
}

/* Kakao floating button */
.mobile-icon:last-child {
  background: rgba(250,225,0,0.12) !important;
  border-color: rgba(250,225,0,0.25) !important;
  color: #FAE100 !important;
}

.mobile-icon:last-child:hover {
  background: rgba(250,225,0,0.22) !important;
  border-color: rgba(250,225,0,0.45) !important;
}

/* ─── CLIENTS MARQUEE ─── */
.clients-section {
  padding: 80px 0 60px;
  background: var(--c-surface);
  overflow: hidden;
}

.clients-section .section-header {
  text-align: center;
  margin-bottom: 40px;
  padding: 0 2rem;
}

.clients-section .section-header h3 {
  font-size: 0.70rem !important;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-text-muted) !important;
  font-family: 'Inter', sans-serif !important;
  font-weight: 500;
  margin-bottom: 0.4rem !important;
}

.clients-section .section-header p {
  font-size: 0.80rem;
  color: var(--c-text-muted);
  margin: 0;
}

.clients-marquee-wrap {
  overflow: hidden;
  position: relative;
  padding: 8px 0;
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}

.clients-track {
  display: flex;
  align-items: center;
  gap: 16px;
  width: max-content;
  animation: marquee-scroll 70s linear infinite;
}

.clients-track:hover {
  animation-play-state: paused;
}

@keyframes marquee-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.client-badge {
  display: inline-flex;
  align-items: center;
  padding: 10px 22px;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: var(--c-text-mid);
  font-family: 'Inter', sans-serif;
  white-space: nowrap;
  background: var(--c-surface-2);
  transition: border-color 0.2s, color 0.2s;
  flex-shrink: 0;
}

.client-badge:hover {
  border-color: var(--c-border-hover);
  color: var(--c-text);
}

.client-logo-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 16px;
  flex-shrink: 0;
}

.client-logo-img {
  height: 22px;
  width: auto;
  max-width: 120px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.55;
  transition: opacity 0.2s;
}

.clients-track:hover .client-logo-img {
  opacity: 0.75;
}

/* ─── PORTFOLIO EMBEDS ─── */
.portfolio-embed-grid {
  display: grid;
  grid-template-columns: 1.65fr 1fr;
  grid-template-rows: auto auto;
  gap: 20px;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2.5rem;
}

.portfolio-embed-item:first-child {
  grid-row: 1 / 3;
}

.portfolio-embed-item:first-child .embed-wrapper {
  padding-top: 118%; /* taller for the large item */
}

.portfolio-embed-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.embed-label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.embed-tag {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--c-gold);
  font-family: 'Inter', sans-serif;
  text-transform: uppercase;
  background: rgba(200,169,126,0.08);
  border: 1px solid rgba(200,169,126,0.20);
  border-radius: 3px;
  padding: 3px 8px;
}

.embed-type {
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--c-text-muted);
  font-family: 'Inter', sans-serif;
}

.embed-wrapper {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 */
  border-radius: var(--r);
  overflow: hidden;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
}

.embed-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.embed-caption {
  font-size: 0.78rem;
  color: var(--c-text-muted);
  font-family: 'Inter', sans-serif;
  margin: 0;
}

.portfolio-more {
  text-align: center;
  margin-top: 48px;
  padding-bottom: 8px;
}

.portfolio-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: 1px solid var(--c-border);
  border-radius: var(--r);
  color: var(--c-text-mid);
  font-size: 0.82rem;
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: all 0.2s;
}

.portfolio-more-btn:hover {
  border-color: var(--c-border-hover);
  color: var(--c-text);
}

.portfolio-more-btn i {
  color: #FF0000;
  font-size: 1rem;
}

/* override old portfolio-section header padding */
.portfolio-section .section-header {
  max-width: var(--max-w);
  margin: 0 auto 36px;
  padding: 0 2.5rem;
  text-align: left;
}

/* ─── REVEAL ANIMATION ── */
/* main.js는 slide-up을 처리하지 않음 — 직접 IntersectionObserver로 in-view 부여 */
.slide-up {
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity   0.9s var(--f-cubic) var(--reveal-delay, 0ms),
    transform 0.9s var(--f-cubic) var(--reveal-delay, 0ms);
}

.slide-up.in-view {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* ─── LINE REVEAL (Obsidian-style per-line wipe) ─── */
.line-wrap {
  display: block;
  overflow: hidden;
}

.line-inner {
  display: block;
  transform: translateY(110%);
  transition: transform 0.9s var(--f-cubic) var(--reveal-delay, 0ms);
}

.line-wrap.in-view .line-inner {
  transform: translateY(0);
}

/* ─── PAGE LOADER ─── */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--c-bg);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.8rem;
  transform: translateY(0);
  transition: transform 1.1s var(--f-cubic);
}

.page-loader.done {
  transform: translateY(-101%);
}

.loader-logo {
  height: 28px;
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0;
  animation: loader-logo-in 0.7s var(--f-cubic) 0.3s forwards;
}

@keyframes loader-logo-in {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 0.75; transform: translateY(0); }
}

.loader-bar {
  width: 160px;
  height: 1px;
  background: rgba(200,169,126,0.10);
  position: relative;
  overflow: hidden;
}

.loader-fill {
  position: absolute;
  left: 0; top: 0;
  height: 100%;
  width: 0;
  background: linear-gradient(to right, rgba(200,169,126,0.3), var(--c-gold));
  animation: loader-bar-fill 1.6s var(--f-smooth) 0.5s forwards;
}

@keyframes loader-bar-fill {
  to { width: 100%; }
}

/* ─── HERO LINE ANIMATION — triggered by body.body-ready ─── */
@keyframes hero-reveal {
  from { transform: translateY(110%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.hero-line-w {
  display: block;
  overflow: hidden;
  line-height: inherit;
}

/* 히어로 라인 — JS가 .show 클래스 추가 시 transition으로 등장 */
.hero-line-w {
  display: block;
}

.hero-line-i {
  display: block;
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s cubic-bezier(0.35, 0.35, 0, 1),
              transform 0.9s cubic-bezier(0.35, 0.35, 0, 1);
}

.hero-line-i.show {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* 히어로 버튼 */
.hero-fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.9s cubic-bezier(0.35, 0.35, 0, 1),
              transform 0.9s cubic-bezier(0.35, 0.35, 0, 1);
}

.hero-fade-in.show {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* ─── HERO FLARE OVERLAY (mix-blend: screen) ─── */
.hero-flare {
  position: absolute;
  inset: 0;
  background: url('flare-overlay.jpg') 60% 50% / 90% auto no-repeat;
  mix-blend-mode: screen;
  opacity: 0.36;
  pointer-events: none;
  z-index: 1;
}

/* ─── HERO SPOTLIGHT (cursor radial glow) ─── */
.hero-spot {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  transition: background 0.15s ease;
}

/* ─── HERO DECORATIVE ARC (SVG 곡선 장식) ─── */
.hero-arc {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.hero-arc svg {
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.5s var(--f-smooth);
}

body.body-ready .hero-arc svg {
  opacity: 1;
}

/* ─── SECTION CURVE DIVIDER ─── */
.section-curve {
  display: block;
  line-height: 0;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

.section-curve svg {
  display: block;
  width: 100%;
  height: 70px;
}

/* ─── CUSTOM CURSOR ─── */
@media (pointer: fine) {
  body, a, button { cursor: none; }

  .c-dot {
    position: fixed;
    top: 0; left: 0;
    width: 7px; height: 7px;
    background: var(--c-gold);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.3s var(--f-cubic), height 0.3s var(--f-cubic), opacity 0.3s;
    will-change: transform;
  }

  .c-ring {
    position: fixed;
    top: 0; left: 0;
    width: 36px; height: 36px;
    border: 1px solid rgba(200,169,126,0.35);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: width 0.35s var(--f-cubic), height 0.35s var(--f-cubic), border-color 0.3s;
    will-change: transform;
  }

  .c-dot.hover { width: 11px; height: 11px; background: #fff; }
  .c-ring.hover { width: 56px; height: 56px; border-color: rgba(200,169,126,0.6); }
}

@media (pointer: coarse) {
  .c-dot, .c-ring { display: none; }
}

/* ─── NAVBAR SHRINK ON SCROLL ─── */
.navbar.scrolled {
  height: 54px !important;
  background: rgba(6,5,4,0.97) !important;
}

/* ─── HERO CONTENT (parallax safe) ─── */
.hero-content {
  will-change: transform;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }
  .brand-grid {
    grid-template-columns: 1fr !important;
  }
  .portfolio-embed-grid {
    grid-template-columns: 1fr !important;
    grid-template-rows: auto !important;
    padding: 0 1.5rem;
  }
  .portfolio-embed-item:first-child {
    grid-row: auto !important;
  }
  .portfolio-embed-item:first-child .embed-wrapper {
    padding-top: 56.25% !important;
  }
}

@media (max-width: 640px) {
  .hero-content {
    padding: 5.5rem 1.5rem 4rem !important;
  }
  .potato-visual {
    width: 100% !important;
    opacity: 0.07 !important;
    mask-image: none !important;
    -webkit-mask-image: none !important;
  }
  .hero-main-title {
    font-size: clamp(2.6rem, 10vw, 3.2rem) !important;
  }
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  .services-grid {
    grid-template-columns: 1fr !important;
  }
  .logic-flow {
    flex-direction: column !important;
    align-items: center !important;
  }
  .step-arrow {
    transform: rotate(90deg);
  }
}