/* ── Reset & Base ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --black:   #0a0a0a;
  --off:     #111111;
  --dark:    #181818;
  --mid:     #2a2a2a;
  --border:  #2f2f2f;
  --muted:   #666;
  --light:   #999;
  --white:   #f5f5f0;
  --cream:   #ede8de;
  --gold:    #c9a84c;
  --gold2:   #e8c96d;
  --pink:    #e8427c;
  --pink2:   #ff6fa8;
  --purple:  #6b3fa0;

  --font-body: 'Noto Sans KR', sans-serif;
  --font-serif: 'Noto Serif KR', serif;
  --font-display: 'Bebas Neue', sans-serif;

  --max-w: 1200px;
  --nav-h: 64px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── Nav ─────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: .12em;
  color: var(--white);
  text-decoration: none;
}
.nav-logo span { color: var(--gold); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
}
.nav-links a {
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--light);
  text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover { color: var(--gold); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: .3s;
}

/* ── Hero ─────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* GIF background with dark overlay */
.hero-media {
  position: absolute;
  inset: 0;
}
.hero-gif {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: .28;
  filter: grayscale(30%);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(10,10,10,.88) 40%, rgba(10,10,10,.3) 100%),
    linear-gradient(to top,   rgba(10,10,10,.6)  0%,  transparent 50%);
}

/* Watermark text */
.hero-media::after {
  content: 'ARIRANG';
  position: absolute;
  bottom: -0.1em;
  right: -0.02em;
  font-family: var(--font-display);
  font-size: clamp(8rem, 20vw, 22rem);
  color: transparent;
  -webkit-text-stroke: 1px rgba(201,168,76,.1);
  pointer-events: none;
  line-height: 1;
  letter-spacing: .05em;
}

.hero-content {
  position: relative;
  padding: calc(var(--nav-h) + 80px) 48px 80px;
  max-width: 700px;
}

.hero-eyebrow {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 8rem);
  line-height: .95;
  letter-spacing: .02em;
  color: var(--white);
  margin-bottom: 28px;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--light);
  max-width: 480px;
  margin-bottom: 40px;
  font-family: var(--font-serif);
  font-weight: 300;
}

.hero-cta {
  display: inline-block;
  padding: 14px 40px;
  border: 1px solid var(--gold);
  color: var(--gold);
  text-decoration: none;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  transition: background .2s, color .2s;
}
.hero-cta:hover {
  background: var(--gold);
  color: var(--black);
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 48px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .65rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero-scroll-line {
  width: 40px;
  height: 1px;
  background: var(--muted);
}

/* ── Shared Section ───────────────────────────────── */
.section { padding: 100px 0; }
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 32px; }

.section-label {
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 5rem);
  line-height: 1;
  letter-spacing: .03em;
  margin-bottom: 28px;
  color: var(--white);
}
.section-title em { font-style: italic; color: var(--gold); }

.section-intro {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--light);
  max-width: 680px;
  margin-bottom: 64px;
  font-weight: 300;
  line-height: 1.8;
}

/* ── ARIRANG Section ──────────────────────────────── */
.arirang-section {
  background: var(--off);
  border-top: 1px solid var(--border);
}

.arirang-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 64px;
}

.arirang-card {
  background: var(--dark);
  border: 1px solid var(--border);
  padding: 40px;
  position: relative;
}
.arirang-card--album { border-left: 3px solid var(--gold); }

.card-badge {
  display: inline-block;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--gold);
  padding: 4px 10px;
  margin-bottom: 20px;
}

.arirang-card h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  letter-spacing: .05em;
  color: var(--white);
  margin-bottom: 16px;
}
.arirang-card p {
  font-size: .9rem;
  color: var(--light);
  line-height: 1.8;
  margin-bottom: 16px;
}
.arirang-card p:last-child { margin-bottom: 0; }

.tracklist {
  margin-top: 24px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}
.tracklist-label {
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}
.tracklist ol {
  list-style: decimal;
  padding-left: 20px;
  font-size: .82rem;
  color: var(--muted);
  line-height: 1.9;
}
.track-highlight { color: var(--white) !important; }
.track-note {
  font-size: .7rem;
  color: var(--gold);
  margin-left: 8px;
  font-style: italic;
}

.arirang-analysis {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.analysis-card {
  background: var(--dark);
  border: 1px solid var(--border);
  padding: 24px 28px;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px 20px;
  align-items: start;
}
.analysis-icon {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--gold);
  text-align: center;
  padding-top: 2px;
  grid-row: 1 / 3;
}
.analysis-card h4 {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 0;
}
.analysis-card p {
  font-size: .83rem;
  color: var(--light);
  line-height: 1.75;
  grid-column: 2;
}

/* ── MV Section (image + text) ────────────────────── */
.mv-section {
  border-top: 1px solid var(--border);
  padding-top: 48px;
}
.mv-label {
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.mv-content {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
}

/* image column */
.mv-figure {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
}
.mv-figure img {
  width: 100%;
  display: block;
  filter: grayscale(15%) brightness(.9);
  transition: filter .4s;
}
.mv-figure:hover img { filter: none; }
.mv-figure figcaption {
  font-size: .72rem;
  color: var(--muted);
  padding: 10px 0 0;
  font-style: italic;
  line-height: 1.5;
}
.mv-figure figcaption em { color: var(--gold); }

/* text column */
.mv-text h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: .05em;
  color: var(--white);
  margin-bottom: 20px;
}
.mv-text p {
  font-size: .9rem;
  color: var(--light);
  line-height: 1.8;
  margin-bottom: 16px;
}
.mv-details {
  list-style: none;
  margin-top: 24px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}
.mv-details li {
  font-size: .82rem;
  color: var(--muted);
  padding: 6px 0;
  border-bottom: 1px solid rgba(47,47,47,.5);
}
.mv-details li strong { color: var(--light); }
.mv-philosophy {
  margin-top: 32px;
}
.mv-philosophy blockquote {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--white);
  border-left: 2px solid var(--gold);
  padding-left: 24px;
  margin-bottom: 24px;
  line-height: 1.7;
  font-style: italic;
  font-weight: 300;
}
.mv-philosophy blockquote cite {
  display: block;
  font-size: .75rem;
  color: var(--gold);
  font-style: normal;
  margin-top: 12px;
  letter-spacing: .1em;
}
.mv-philosophy p {
  font-size: .9rem;
  color: var(--light);
  line-height: 1.8;
}

/* ── YouTube Embeds ───────────────────────────────── */

/* 16:9 responsive wrapper */
.yt-embed-wrap {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  background: var(--black);
  overflow: hidden;
}
.yt-embed-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Feature embed (SWIM — full width above text) */
.yt-feature {
  margin-bottom: 48px;
}
.yt-feature-caption {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0 0;
  font-size: .75rem;
  color: var(--muted);
  letter-spacing: .05em;
}

/* Tag pill */
.yt-tag {
  display: inline-block;
  font-size: .6rem;
  font-weight: 700;
  letter-spacing: .15em;
  text-transform: uppercase;
  background: var(--gold);
  color: var(--black);
  padding: 3px 8px;
  flex-shrink: 0;
}
.yt-tag--pink {
  background: var(--pink);
  color: var(--white);
}

/* BTS card embed (Black Swan, Dynamite) */
.performance-card--has-embed {
  display: flex;
  flex-direction: column;
}
.perf-embed {
  border-bottom: 1px solid var(--border);
}

/* BLACKPINK side-by-side embeds */
.bp-embeds {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  margin-bottom: 40px;
}
.bp-embed-label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0 0;
  font-size: .72rem;
  color: var(--muted);
  font-style: italic;
}
.bp-embed-label em { color: var(--pink); font-style: normal; }

/* ── Sakim banner ─────────────────────────────────── */
.sakim-banner {
  margin-top: 64px;
}
.sakim-figure {
  position: relative;
  overflow: hidden;
  max-height: 420px;
}
.sakim-figure img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: center 30%;
  display: block;
  filter: brightness(.65);
  transition: filter .5s, transform .6s;
}
.sakim-figure:hover img {
  filter: brightness(.8);
  transform: scale(1.02);
}
.sakim-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 32px 40px;
  background: linear-gradient(to top, rgba(10,10,10,.9) 0%, transparent 100%);
}
.sakim-label {
  display: block;
  font-family: var(--font-display);
  font-size: 2.4rem;
  letter-spacing: .1em;
  color: var(--gold);
  margin-bottom: 6px;
}
.sakim-overlay p {
  font-size: .85rem;
  color: var(--light);
  font-family: var(--font-serif);
  font-weight: 300;
  font-style: italic;
}

/* ── BTS Section ──────────────────────────────────── */
.bts-section {
  background: var(--black);
  border-top: 1px solid var(--border);
}

.performance-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.performance-card {
  background: var(--dark);
}
.performance-card--has-img {
  display: flex;
  flex-direction: column;
}
.perf-img-wrap {
  width: 100%;
  overflow: hidden;
  flex-shrink: 0;
}
.perf-img-wrap img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: center top;
  display: block;
  filter: grayscale(20%) brightness(.8);
  transition: filter .4s, transform .5s;
}
.performance-card--has-img:hover .perf-img-wrap img {
  filter: none;
  transform: scale(1.03);
}
.perf-body {
  padding: 32px 36px;
}
/* cards without image keep original padding */
.performance-card:not(.performance-card--has-img):not(.performance-card--anim) .perf-body {
  padding: 36px;
}
.performance-card:not(.performance-card--has-img) {
  padding: 0;
}

.perf-year {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--gold);
  letter-spacing: .08em;
  margin-bottom: 4px;
}
.performance-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: .04em;
  color: var(--white);
  margin-bottom: 4px;
}
.perf-track {
  font-size: .72rem;
  color: var(--gold);
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 16px !important;
}
.performance-card p {
  font-size: .87rem;
  color: var(--light);
  line-height: 1.8;
  margin-bottom: 16px;
}
.perf-detail {
  font-size: .82rem !important;
  color: var(--muted) !important;
  font-style: italic;
}
.concept-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.pill {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .08em;
  padding: 4px 10px;
  border: 1px solid var(--border);
  color: var(--gold);
  background: rgba(201,168,76,.06);
}

/* ── Wonhyeong CSS Animation ──────────────────────── */
.performance-card--anim {
  display: flex;
  flex-direction: column;
}
.wonhyeong-anim {
  position: relative;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--black);
  overflow: hidden;
}
.w-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(201,168,76,.25);
  animation: ringPulse 4s ease-in-out infinite;
}
.w-ring-1 { width: 180px; height: 180px; animation-delay: 0s; }
.w-ring-2 { width: 120px; height: 120px; animation-delay: .6s; border-color: rgba(201,168,76,.4); }
.w-ring-3 { width: 60px;  height: 60px;  animation-delay: 1.2s; border-color: rgba(201,168,76,.6); }

@keyframes ringPulse {
  0%, 100% { transform: scale(1);    opacity: .5; }
  50%       { transform: scale(1.08); opacity: 1;  }
}

.w-dots {
  position: absolute;
  width: 180px;
  height: 180px;
  animation: dotsRotate 12s linear infinite;
}
.w-dots span {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
  left: 50%;
  top: 50%;
  transform-origin: 0 0;
  opacity: .7;
}
.w-dots span:nth-child(1) { transform: rotate(0deg)   translateX(87px) translate(-50%,-50%); }
.w-dots span:nth-child(2) { transform: rotate(51deg)  translateX(87px) translate(-50%,-50%); }
.w-dots span:nth-child(3) { transform: rotate(102deg) translateX(87px) translate(-50%,-50%); }
.w-dots span:nth-child(4) { transform: rotate(154deg) translateX(87px) translate(-50%,-50%); }
.w-dots span:nth-child(5) { transform: rotate(205deg) translateX(87px) translate(-50%,-50%); }
.w-dots span:nth-child(6) { transform: rotate(256deg) translateX(87px) translate(-50%,-50%); }
.w-dots span:nth-child(7) { transform: rotate(308deg) translateX(87px) translate(-50%,-50%); }

@keyframes dotsRotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.w-label {
  position: relative;
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: rgba(201,168,76,.7);
  z-index: 1;
  animation: labelFade 4s ease-in-out infinite;
}
@keyframes labelFade {
  0%, 100% { opacity: .6; }
  50%       { opacity: 1;  }
}

/* ── BLACKPINK Section ────────────────────────────── */
.bp-section {
  background: var(--off);
  border-top: 1px solid var(--border);
}
.bp-section .section-label { color: var(--pink); }

/* Image strip */
.bp-image-strip {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4px;
  margin-bottom: 40px;
  overflow: hidden;
}
.bp-strip-fig {
  overflow: hidden;
  position: relative;
}
.bp-strip-fig img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  display: block;
  filter: brightness(.75) saturate(1.1);
  transition: filter .4s, transform .5s;
}
.bp-strip-fig:hover img {
  filter: brightness(.9) saturate(1.3);
  transform: scale(1.03);
}
.bp-strip-fig figcaption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 20px 20px 14px;
  background: linear-gradient(to top, rgba(10,10,10,.85) 0%, transparent 100%);
  font-size: .7rem;
  color: var(--light);
  font-style: italic;
}
.bp-strip-fig figcaption em { color: var(--pink); font-style: normal; }

.bp-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.bp-card {
  background: var(--dark);
  border: 1px solid var(--border);
  border-top: 2px solid var(--pink);
  padding: 32px;
}
.bp-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.bp-icon {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--pink);
  flex-shrink: 0;
}
.bp-card h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: .04em;
  color: var(--white);
}
.bp-card p {
  font-size: .87rem;
  color: var(--light);
  line-height: 1.8;
  margin-bottom: 12px;
}
.bp-example {
  font-size: .72rem !important;
  color: var(--pink) !important;
  letter-spacing: .1em;
  font-style: italic;
}

/* Obangsaek colour bar */
.obangsaek-bar {
  display: flex;
  height: 6px;
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 16px;
  gap: 2px;
}
.ob-swatch { flex: 1; transition: flex .3s; cursor: default; }
.ob-swatch:hover { flex: 2.5; }
.ob-blue   { background: #3a7bd5; }
.ob-red    { background: #d94f3d; }
.ob-yellow { background: #e8c84a; }
.ob-white  { background: #e8e4da; border: 1px solid var(--border); }
.ob-black  { background: #1a1a1a; border: 1px solid #444; }

/* ── Frameworks Section ───────────────────────────── */
.fw-section {
  background: var(--black);
  border-top: 1px solid var(--border);
}

/* Photo triptych */
.fw-triptych {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  gap: 4px;
  margin-bottom: 48px;
}
.fw-triptych figure {
  overflow: hidden;
  position: relative;
}
.fw-triptych figure img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  object-position: center top;
  display: block;
  filter: grayscale(25%) brightness(.75);
  transition: filter .4s, transform .5s;
}
.fw-triptych figure:hover img {
  filter: grayscale(0%) brightness(.95);
  transform: scale(1.04);
}
.fw-triptych-center img {
  object-position: center 20%;
}
.fw-triptych figure figcaption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 16px 14px 10px;
  background: linear-gradient(to top, rgba(10,10,10,.85) 0%, transparent 100%);
  font-size: .68rem;
  color: var(--light);
  font-style: italic;
}

.fw-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.fw-item {
  background: var(--dark);
  padding: 36px 32px;
  transition: background .2s;
}
.fw-item:hover { background: var(--mid); }
.fw-item--featured {
  grid-column: 1 / -1;
  background: var(--off);
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0 40px;
  align-items: start;
}
.fw-item--featured .fw-num {
  grid-row: 1 / 4;
  font-family: var(--font-display);
  font-size: 6rem;
  color: rgba(201,168,76,.15);
  line-height: 1;
}
.fw-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: rgba(201,168,76,.3);
  line-height: 1;
  margin-bottom: 8px;
}
.fw-item h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: .05em;
  color: var(--white);
  margin-bottom: 4px;
}
.fw-kr {
  font-family: var(--font-serif);
  font-size: .85rem;
  color: var(--gold);
  margin-bottom: 16px;
  display: block;
}
.fw-item p {
  font-size: .85rem;
  color: var(--light);
  line-height: 1.8;
}

/* ── Scholar Section ──────────────────────────────── */
.scholar-section {
  background: var(--off);
  border-top: 1px solid var(--border);
}

.scholar-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.scholar-text .section-label { margin-bottom: 12px; }
.scholar-text h2 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1;
  letter-spacing: .04em;
  color: var(--white);
  margin-bottom: 28px;
}
.scholar-text h2 .kr {
  display: block;
  font-family: var(--font-serif);
  font-size: .55em;
  letter-spacing: .1em;
  color: var(--gold);
  font-weight: 300;
}
.scholar-text p {
  font-size: .9rem;
  color: var(--light);
  line-height: 1.8;
  margin-bottom: 16px;
}
.scholar-link {
  display: inline-block;
  margin-top: 16px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  transition: opacity .2s;
}
.scholar-link:hover { opacity: .7; }

.scholar-visual {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.scholar-portrait-wrap {
  overflow: hidden;
  border: 1px solid var(--border);
}
.scholar-portrait {
  width: 100%;
  display: block;
  filter: grayscale(15%) brightness(.9);
  transition: filter .4s;
}
.scholar-portrait-wrap:hover .scholar-portrait { filter: none; }

.scholar-achievements {
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--dark);
}
.achievements-img {
  width: 100%;
  display: block;
  filter: brightness(.85) contrast(1.05);
  transition: filter .4s;
}
.scholar-achievements:hover .achievements-img { filter: brightness(1); }

/* ── Footer ───────────────────────────────────────── */
.footer {
  background: var(--black);
  border-top: 1px solid var(--border);
  padding: 40px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: .1em;
  color: var(--gold);
  margin-bottom: 4px;
}
.footer-brand p { font-size: .75rem; color: var(--muted); }
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  font-size: .75rem;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.footer-links a:hover { color: var(--gold); }
.footer-copy {
  font-size: .7rem;
  color: var(--muted);
  text-align: right;
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 900px) {
  .arirang-grid,
  .bp-grid,
  .scholar-inner { grid-template-columns: 1fr; }

  .mv-content { grid-template-columns: 1fr; }
  .mv-figure { position: static; }

  .fw-grid { grid-template-columns: 1fr; }
  .fw-item--featured { grid-template-columns: 1fr; }
  .fw-item--featured .fw-num { grid-row: auto; font-size: 3rem; }

  .fw-triptych { grid-template-columns: 1fr 1fr; }
  .fw-triptych figure:last-child { display: none; }

  .performance-grid { grid-template-columns: 1fr; }

  .bp-image-strip { grid-template-columns: 1fr; }
  .bp-strip-fig--main { display: block; }
  .bp-image-strip .bp-strip-fig:last-child { display: none; }
  .bp-embeds { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav { padding: 0 20px; }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--off);
    border-bottom: 1px solid var(--border);
    padding: 20px;
    gap: 16px;
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }

  .hero-content { padding: calc(var(--nav-h) + 48px) 20px 60px; }
  .hero-scroll { left: 20px; }
  .container { padding: 0 20px; }
  .section { padding: 64px 0; }
  .section-intro { margin-bottom: 40px; }

  .analysis-card { grid-template-columns: 1fr; }
  .analysis-icon { grid-row: auto; text-align: left; }
  .analysis-card p { grid-column: 1; }

  .fw-triptych { grid-template-columns: 1fr; }
  .fw-triptych figure:not(:first-child) { display: none; }

  .sakim-figure img { height: 280px; }

  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-copy { text-align: left; }
}