/**
 * Vrindavan Sangeet Samiti — Homepage Architectural Editorial Stylesheet
 * Strictly scoped to .vss-home-main container
 * Aesthetic: Minimalist Architectural Editorial meets Sacred Acoustic Heritage
 */

:root {
  --vss-ivory: #F7F6F2;
  --vss-white: #FFFFFF;
  --vss-sage: #E8EDE7;
  --vss-charcoal: #242624;
  --vss-muted: #747873;
  --vss-green: #526B5B;
  --vss-green-hover: #415548;
  --vss-stone: #E5E3DC;
  --vss-stone-light: #ECEAE4;
  --vss-stone-dark: rgba(229, 227, 220, 0.2);
  --vss-ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --vss-ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ==========================================================================
   0. SCOPED WRAPPER & RESET
   ========================================================================== */
.vss-home-main {
  position: relative;
  width: 100%;
  background-color: var(--vss-ivory);
  color: var(--vss-charcoal);
  overflow-x: hidden;
  box-sizing: border-box;
}

.vss-home-main *,
.vss-home-main *::before,
.vss-home-main *::after {
  box-sizing: border-box;
}

/* Container */
.vss-container {
  width: 100%;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 4rem);
  position: relative;
}

/* Typography Base within Scoped Main */
.vss-home-main h1,
.vss-home-main h2,
.vss-home-main h3,
.vss-home-main h4 {
  font-family: 'Newsreader', Georgia, 'Times New Roman', serif;
  font-optical-sizing: auto;
  color: var(--vss-charcoal);
  letter-spacing: -0.02em;
  margin: 0;
  font-weight: 600;
}

.vss-home-main p,
.vss-home-main span,
.vss-home-main a,
.vss-home-main button {
  font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  margin: 0;
}

/* Hindi Typography Overrides */
html[lang="hi"] .vss-home-main h1,
html[lang="hi"] .vss-home-main h2,
html[lang="hi"] .vss-home-main h3,
html[lang="hi"] .vss-home-main h4 {
  font-family: 'Noto Serif Devanagari', 'Newsreader', serif;
  line-height: 1.34;
  letter-spacing: normal;
}

html[lang="hi"] .vss-home-main p,
html[lang="hi"] .vss-home-main span,
html[lang="hi"] .vss-home-main a,
html[lang="hi"] .vss-home-main button {
  font-family: 'Noto Sans Devanagari', 'Source Sans 3', sans-serif;
  line-height: 1.68;
}

/* Section Header Standards */
.vss-eyebrow {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--vss-green);
  margin-bottom: 14px;
}

.vss-section-title {
  font-size: clamp(2rem, 3.8vw, 3.25rem);
  line-height: 1.15;
  color: var(--vss-charcoal);
  margin-bottom: 18px;
}

.vss-section-desc {
  font-size: clamp(1rem, 1.25vw, 1.125rem);
  line-height: 1.65;
  color: var(--vss-muted);
  max-width: 680px;
}

/* Minimalist Button System (Zero Pill, Architectural Lines) */
.vss-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--vss-charcoal);
  color: var(--vss-white) !important;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 13px 26px;
  border-radius: 3px;
  border: 1px solid var(--vss-charcoal);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.28s var(--vss-ease-out), border-color 0.28s var(--vss-ease-out), transform 0.28s var(--vss-ease-out);
}

.vss-btn-primary:hover {
  background-color: var(--vss-green);
  border-color: var(--vss-green);
  color: var(--vss-white) !important;
  transform: translateY(-2px);
}

.vss-btn-primary svg {
  transition: transform 0.28s var(--vss-ease-out);
}

.vss-btn-primary:hover svg {
  transform: translateX(4px);
}

.vss-btn-hairline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: transparent;
  color: var(--vss-charcoal) !important;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 12px 24px;
  border-radius: 3px;
  border: 1px solid var(--vss-stone);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.28s var(--vss-ease-out);
}

.vss-btn-hairline:hover {
  border-color: var(--vss-green);
  color: var(--vss-green) !important;
  background-color: rgba(82, 107, 91, 0.05);
  transform: translateY(-2px);
}

.vss-btn-hairline svg {
  transition: transform 0.28s var(--vss-ease-out);
}

.vss-btn-hairline:hover svg {
  transform: translateX(4px);
}

/* Minimalist Prev/Next Hairline Controls */
.vss-carousel-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.vss-nav-btn {
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 3px;
  border: 1px solid var(--vss-stone);
  background-color: var(--vss-white);
  color: var(--vss-charcoal);
  cursor: pointer;
  transition: all 0.22s var(--vss-ease-out);
}

.vss-nav-btn:hover:not(:disabled) {
  border-color: var(--vss-green);
  background-color: var(--vss-green);
  color: var(--vss-white);
}

.vss-nav-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  border-color: var(--vss-stone);
}

.vss-nav-fraction {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--vss-muted);
  margin-left: 6px;
  min-width: 48px;
  text-align: right;
}

/* ==========================================================================
   MOTION & CHOREOGRAPHED SCROLL REVEALS
   ========================================================================== */
.vss-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.72s var(--vss-ease-out), transform 0.72s var(--vss-ease-out);
  transition-delay: calc(var(--stagger-index, 0) * 85ms);
  will-change: opacity, transform;
}

.vss-reveal.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Image Frame Reveals */
.vss-img-reveal {
  position: relative;
  overflow: hidden;
}

.vss-img-reveal img {
  transform: scale(1.05);
  transition: transform 1.1s var(--vss-ease-out);
  will-change: transform;
}

.vss-img-reveal.is-revealed img {
  transform: scale(1);
}

/* Tactile Hover on Cards */
@media (hover: hover) {
  .vss-card:hover .vss-card-img-wrap img {
    transform: scale(1.035);
  }
  .vss-card:hover {
    border-color: var(--vss-green) !important;
  }
}

/* ==========================================================================
   SECTION 1 — ABOUT THE INSTITUTION (Asymmetric Two-Column Split)
   ========================================================================== */
.vss-sec-about {
  padding: clamp(5rem, 8.5vw, 7.5rem) 0;
  background-color: var(--vss-ivory);
  border-bottom: 1px solid var(--vss-stone);
}

.vss-about-split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: center;
}

.vss-about-left {
  display: flex;
  flex-direction: column;
}

.vss-about-index-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--vss-stone);
  border-left: 1px solid var(--vss-stone);
  margin: 36px 0 32px;
}

.vss-about-index-item {
  padding: 24px 22px;
  border-right: 1px solid var(--vss-stone);
  border-bottom: 1px solid var(--vss-stone);
  background-color: rgba(255, 255, 255, 0.4);
  transition: background-color 0.25s var(--vss-ease-out);
}

.vss-about-index-item:hover {
  background-color: var(--vss-white);
}

.vss-about-index-num {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--vss-green);
  display: block;
  margin-bottom: 8px;
}

.vss-about-index-title {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 17px;
  font-weight: 600;
  color: var(--vss-charcoal);
  margin-bottom: 6px;
  line-height: 1.25;
}

.vss-about-index-desc {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--vss-muted);
}

.vss-about-right {
  display: flex;
  justify-content: center;
}

.vss-about-frame {
  width: 100%;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--vss-stone);
  background-color: var(--vss-stone);
  box-shadow: 0 16px 40px -12px rgba(36, 38, 36, 0.08);
}

.vss-about-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* ==========================================================================
   SECTION 2 — ACADEMIC PROGRAMMES (Structured Editorial Carousel)
   ========================================================================== */
.vss-sec-programmes {
  padding: clamp(5rem, 8.5vw, 7.5rem) 0;
  background-color: var(--vss-white);
  border-bottom: 1px solid var(--vss-stone);
}

.vss-sec-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 44px;
}

.vss-sec-header-left {
  max-width: 760px;
}

.vss-sec-header-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 16px;
}

.vss-carousel-track-wrap {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.vss-programmes-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 12px;
}

.vss-programmes-track::-webkit-scrollbar {
  display: none;
}

.vss-programme-card {
  flex: 0 0 calc((100% - 3 * 24px) / 3.25);
  min-width: 300px;
  scroll-snap-align: start;
  background-color: var(--vss-ivory);
  border: 1px solid var(--vss-stone);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.28s var(--vss-ease-out), transform 0.28s var(--vss-ease-out);
}

.vss-programme-img-wrap {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
  background-color: var(--vss-stone);
}

.vss-programme-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--vss-ease-out);
}

.vss-programme-body {
  padding: 24px 22px 26px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.vss-card-tag {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--vss-green);
  margin-bottom: 8px;
  display: block;
}

.vss-programme-title {
  font-size: 19px;
  line-height: 1.25;
  color: var(--vss-charcoal);
  margin-bottom: 10px;
}

.vss-programme-desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--vss-muted);
  margin-bottom: 20px;
  flex-grow: 1;
}

.vss-card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--vss-charcoal);
  text-decoration: none;
  transition: color 0.25s var(--vss-ease-out);
}

.vss-card-link svg {
  transition: transform 0.25s var(--vss-ease-out);
}

.vss-programme-card:hover .vss-card-link {
  color: var(--vss-green);
}

.vss-programme-card:hover .vss-card-link svg {
  transform: translateX(4px);
}

/* Mobile carousel CTA */
.vss-mobile-sec-cta {
  display: none;
  margin-top: 28px;
  text-align: center;
}

/* ==========================================================================
   SECTION 3 — MUSIC & CREATIVE ARTS (Curated Disciplines Showcase)
   ========================================================================== */
.vss-sec-disciplines {
  padding: clamp(5rem, 8.5vw, 7.5rem) 0;
  background-color: var(--vss-sage);
  border-bottom: 1px solid var(--vss-stone);
}

.vss-disciplines-track {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 12px;
}

.vss-disciplines-track::-webkit-scrollbar {
  display: none;
}

.vss-discipline-card {
  flex: 0 0 calc((100% - 3 * 24px) / 3.25);
  min-width: 290px;
  scroll-snap-align: start;
  background-color: var(--vss-white);
  border: 1px solid var(--vss-stone);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.28s var(--vss-ease-out);
}

.vss-discipline-img-wrap {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  position: relative;
  background-color: var(--vss-stone);
  border-bottom: 1px solid var(--vss-stone);
}

.vss-discipline-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--vss-ease-out);
}

.vss-discipline-body {
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.vss-discipline-sub {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--vss-green);
  margin-bottom: 6px;
  display: block;
}

.vss-discipline-title {
  font-size: 18px;
  line-height: 1.25;
  color: var(--vss-charcoal);
  margin-bottom: 8px;
}

.vss-discipline-desc {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--vss-muted);
  margin-bottom: 18px;
  flex-grow: 1;
}

/* ==========================================================================
   SECTION 4 — MUSIC PRODUCTION FEATURE (Contemporary Studio Contrast)
   ========================================================================== */
.vss-sec-production {
  padding: clamp(5.5rem, 9vw, 8rem) 0;
  background-color: var(--vss-charcoal);
  color: var(--vss-ivory);
  border-bottom: 1px solid var(--vss-charcoal);
  position: relative;
}

.vss-sec-production h2,
.vss-sec-production h3,
.vss-sec-production h4 {
  color: var(--vss-white);
}

.vss-sec-production .vss-eyebrow {
  color: #9BB8A4; /* Muted sage-green for contrast on dark */
}

.vss-sec-production .vss-section-desc {
  color: #A3A7A1;
}

.vss-production-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.vss-production-lead {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.6;
  color: #E2DFD8;
  margin-bottom: 16px;
  font-weight: 500;
}

.vss-production-body {
  font-size: 14.5px;
  line-height: 1.7;
  color: #A3A7A1;
  margin-bottom: 32px;
}

.vss-production-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  border-top: 1px solid var(--vss-stone-dark);
  padding-top: 26px;
  margin-bottom: 36px;
}

.vss-production-feature-item {
  border-left: 2px solid var(--vss-green);
  padding-left: 14px;
}

.vss-prod-feat-title {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 16px;
  color: var(--vss-white);
  margin-bottom: 4px;
}

.vss-prod-feat-desc {
  font-size: 12.5px;
  line-height: 1.5;
  color: #A3A7A1;
}

.vss-btn-dark-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--vss-green);
  color: var(--vss-white) !important;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 13px 26px;
  border-radius: 3px;
  border: 1px solid var(--vss-green);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.28s var(--vss-ease-out);
}

.vss-btn-dark-primary:hover {
  background-color: #627C6C;
  border-color: #627C6C;
  transform: translateY(-2px);
}

.vss-btn-dark-primary svg {
  transition: transform 0.28s var(--vss-ease-out);
}

.vss-btn-dark-primary:hover svg {
  transform: translateX(4px);
}

.vss-production-frame {
  width: 100%;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid rgba(229, 227, 220, 0.25);
  box-shadow: 0 20px 48px -12px rgba(0, 0, 0, 0.45);
  background-color: #1A1C1A;
}

.vss-production-frame img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

/* ==========================================================================
   SECTION 5 — BRAJ MUSICAL HERITAGE (Cultural Monograph Feature)
   ========================================================================== */
.vss-sec-heritage {
  padding: clamp(5rem, 8.5vw, 7.5rem) 0;
  background-color: var(--vss-ivory);
  border-bottom: 1px solid var(--vss-stone);
}

.vss-heritage-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: center;
  margin-top: 36px;
}

.vss-heritage-visual-wrap {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--vss-stone);
  box-shadow: 0 16px 40px -12px rgba(36, 38, 36, 0.08);
  background-color: var(--vss-stone);
}

.vss-heritage-visual-wrap img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.vss-heritage-pillars {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--vss-stone);
}

.vss-heritage-pillar-item {
  padding: 22px 0;
  border-bottom: 1px solid var(--vss-stone);
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 20px;
  align-items: baseline;
  transition: padding-left 0.25s var(--vss-ease-out);
}

.vss-heritage-pillar-item:hover {
  padding-left: 8px;
}

.vss-heritage-pillar-title {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 18px;
  line-height: 1.25;
  color: var(--vss-charcoal);
}

.vss-heritage-pillar-desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--vss-muted);
}

.vss-heritage-cta-row {
  margin-top: 32px;
}

/* ==========================================================================
   SECTION 6 — OUR APPROACH (Architectural Typographic Ledger)
   ========================================================================== */
.vss-sec-approach {
  padding: clamp(5rem, 8.5vw, 7.5rem) 0;
  background-color: var(--vss-white);
  border-bottom: 1px solid var(--vss-stone);
}

.vss-approach-ledger {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--vss-stone);
  border-left: 1px solid var(--vss-stone);
  margin: 44px 0 36px;
}

.vss-ledger-item {
  padding: 32px 24px 34px;
  border-right: 1px solid var(--vss-stone);
  border-bottom: 1px solid var(--vss-stone);
  background-color: var(--vss-white);
  display: flex;
  flex-direction: column;
  transition: background-color 0.28s var(--vss-ease-out), transform 0.28s var(--vss-ease-out);
}

.vss-ledger-item:hover {
  background-color: var(--vss-ivory);
}

.vss-ledger-num {
  font-family: 'Source Sans 3', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--vss-green);
  margin-bottom: 14px;
  display: block;
}

.vss-ledger-title {
  font-family: 'Newsreader', Georgia, serif;
  font-size: 20px;
  line-height: 1.25;
  color: var(--vss-charcoal);
  margin-bottom: 10px;
}

.vss-ledger-desc {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--vss-muted);
}

.vss-approach-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

/* ==========================================================================
   SECTION 7 — FINAL CALL TO ACTION (Refined Editorial Closing Section)
   Surface: Soft Sage (#E8EDE7) with Centred Refined Ivory Panel (#F7F6F2)
   ========================================================================== */
.vss-sec-cta {
  padding: clamp(4.5rem, 7vw, 6.5rem) 0;
  background-color: var(--vss-sage);
  border-bottom: 1px solid var(--vss-stone);
}

.vss-cta-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  width: 100%;
  box-sizing: border-box;
}

.vss-cta-box {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  justify-content: space-between;
  gap: clamp(2rem, 4vw, 3.5rem);
  border: 1px solid var(--vss-stone);
  background-color: var(--vss-ivory);
  padding: clamp(2.5rem, 4.5vw, 3.75rem) clamp(2rem, 4vw, 3.5rem);
  border-radius: 10px;
  box-shadow: 0 4px 16px rgba(36, 38, 36, 0.03);
  box-sizing: border-box;
}

.vss-cta-text {
  max-width: 640px;
}

.vss-cta-eyebrow {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--vss-green);
  margin-bottom: 10px;
}

.vss-cta-heading {
  font-family: 'Newsreader', Georgia, 'Times New Roman', serif;
  font-size: clamp(1.85rem, 2.8vw, 2.45rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--vss-charcoal);
  margin: 0 0 12px 0;
}

.vss-cta-desc {
  font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.6;
  color: var(--vss-muted);
  margin: 0;
  max-width: 560px;
}

.vss-cta-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
  flex-wrap: wrap;
  align-self: center;
}

.vss-cta-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: var(--vss-charcoal);
  color: var(--vss-white) !important;
  font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 13px 24px;
  border-radius: 5px;
  border: 1px solid var(--vss-charcoal);
  text-decoration: none;
  cursor: pointer;
  min-height: 48px;
  box-sizing: border-box;
  transition: background-color 0.24s var(--vss-ease-out), border-color 0.24s var(--vss-ease-out), transform 0.24s var(--vss-ease-out);
}

.vss-cta-btn-primary:hover {
  background-color: #363936;
  border-color: #363936;
  color: var(--vss-white) !important;
  transform: translateY(-1px);
}

.vss-cta-btn-primary svg {
  transition: transform 0.24s var(--vss-ease-out);
}

.vss-cta-btn-primary:hover svg {
  transform: translateX(4px);
}

.vss-cta-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: transparent;
  color: var(--vss-charcoal) !important;
  font-family: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 13px 24px;
  border-radius: 5px;
  border: 1px solid var(--vss-stone);
  text-decoration: none;
  cursor: pointer;
  min-height: 48px;
  box-sizing: border-box;
  transition: background-color 0.24s var(--vss-ease-out), border-color 0.24s var(--vss-ease-out), color 0.24s var(--vss-ease-out), transform 0.24s var(--vss-ease-out);
}

.vss-cta-btn-secondary:hover {
  border-color: var(--vss-charcoal);
  color: var(--vss-charcoal) !important;
  background-color: rgba(36, 38, 36, 0.04);
  transform: translateY(-1px);
}

.vss-cta-btn-primary:focus-visible,
.vss-cta-btn-secondary:focus-visible {
  outline: 2px solid var(--vss-green);
  outline-offset: 3px;
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (Desktop 1440/1280, Tablet 820/768, Mobile 390/375)
   ========================================================================== */
@media (max-width: 1024px) {
  .vss-approach-ledger {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .vss-programme-card,
  .vss-discipline-card {
    flex: 0 0 calc((100% - 24px) / 2.25);
    min-width: 280px;
  }
  
  .vss-heritage-pillar-item {
    grid-template-columns: 140px 1fr;
  }
}

@media (max-width: 860px) {
  .vss-about-split,
  .vss-production-grid,
  .vss-heritage-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .vss-about-right,
  .vss-production-right,
  .vss-heritage-visual-wrap {
    max-width: 580px;
    margin: 0 auto;
    width: 100%;
  }

  .vss-sec-header-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  .vss-sec-header-right {
    align-items: flex-start;
    width: 100%;
    flex-direction: row;
    justify-content: space-between;
  }

  .vss-cta-box {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: clamp(2rem, 4vw, 3rem) clamp(1.75rem, 3.5vw, 2.5rem);
  }

  .vss-cta-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .vss-heritage-pillar-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

@media (max-width: 640px) {
  .vss-about-index-grid {
    grid-template-columns: 1fr;
    margin: 28px 0 24px;
  }

  .vss-production-features {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .vss-approach-ledger {
    grid-template-columns: 1fr;
    margin: 32px 0 28px;
  }

  .vss-programme-card,
  .vss-discipline-card {
    flex: 0 0 84%;
    min-width: 260px;
  }

  .vss-sec-header-right .vss-btn-hairline {
    display: none;
  }

  .vss-mobile-sec-cta {
    display: block;
  }

  .vss-cta-box {
    padding: 2rem 1.25rem;
    border-radius: 8px;
    gap: 22px;
  }

  .vss-cta-actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    gap: 12px;
  }

  .vss-btn-primary,
  .vss-btn-hairline,
  .vss-btn-dark-primary,
  .vss-cta-btn-primary,
  .vss-cta-btn-secondary {
    justify-content: center;
    width: 100%;
    min-height: 48px;
  }
}

/* Accessibility Guardrail: prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .vss-reveal,
  .vss-img-reveal img,
  .vss-btn-primary,
  .vss-btn-hairline,
  .vss-btn-dark-primary,
  .vss-cta-btn-primary,
  .vss-cta-btn-secondary,
  .vss-cta-btn-primary svg,
  .vss-nav-btn,
  .vss-programme-card,
  .vss-discipline-card,
  .vss-ledger-item {
    transition: none !important;
    transform: none !important;
    animation: none !important;
    opacity: 1 !important;
  }

  .vss-programmes-track,
  .vss-disciplines-track {
    scroll-behavior: auto !important;
  }
}