/* ═══════════════════════════════════════════════════════════════
   RIVEL About — Premium editorial landing
   Hero · Manifesto · Values · Approach · Founder · Ecosystem · CTA
   ═══════════════════════════════════════════════════════════════ */

:root {
  --rva-bg: #000;
  --rva-surface-1: rgba(255, 255, 255, 0.04);
  --rva-surface-2: rgba(255, 255, 255, 0.06);
  --rva-border: rgba(255, 255, 255, 0.08);
  --rva-border-hover: rgba(255, 255, 255, 0.18);
  --rva-text: #fff;
  --rva-text-2: rgba(255, 255, 255, 0.8);
  --rva-text-3: rgba(255, 255, 255, 0.55);
  --rva-text-4: rgba(255, 255, 255, 0.35);
  --rva-accent: #1c52ff;
}

/* ─── SECTION WRAPPER ─── */
.rv-about-section {
  position: relative;
  background: var(--rva-bg);
  color: var(--rva-text);
  font-family: Geist, 'Space Grotesk', 'Manrope', sans-serif;
  padding: 6rem 1.5rem 4rem;
  overflow: hidden;
  isolation: isolate;
}
.rv-about-section::before {
  content: '';
  position: absolute;
  top: -220px;
  left: 50%;
  transform: translateX(-50%);
  width: min(900px, 95vw);
  height: 900px;
  background: radial-gradient(circle at 50% 45%, rgba(28, 82, 255, 0.32) 0%, rgba(28, 82, 255, 0.08) 32%, transparent 60%);
  filter: blur(40px);
  pointer-events: none;
  z-index: 0;
}
.rv-about-container {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

/* ═══════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════ */
.rv-about-hero {
  text-align: center;
  margin-bottom: 7rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}
.rv-about-title {
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.045em;
  color: var(--rva-text);
  margin: 0.5rem 0 0;
  max-width: 18ch;
}
.rv-about-subtitle {
  font-size: 1.125rem;
  color: var(--rva-text-3);
  font-weight: 400;
  line-height: 1.55;
  max-width: 40rem;
  margin: 0;
}

/* ═══════════════════════════════════════════
   GENERIC SECTION SPACING
   ═══════════════════════════════════════════ */
.rv-about-section-wrap {
  padding: 5rem 0;
  border-top: 1px solid var(--rva-border);
}
.rv-about-section-wrap:first-of-type {
  border-top: none;
  padding-top: 0;
}
.rv-about-section-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  margin-bottom: 3.5rem;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.rv-about-section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.1;
  color: var(--rva-text);
  margin: 0;
}
.rv-about-section-subtitle {
  font-size: 1.0625rem;
  color: var(--rva-text-3);
  line-height: 1.6;
  margin: 0;
  max-width: 40rem;
}

/* ═══════════════════════════════════════════
   MANIFESTO (big editorial quote)
   ═══════════════════════════════════════════ */
.rv-manifesto {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
  padding: 3.5rem 3rem;
  border-radius: 2rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.015) 100%);
  border: 1px solid var(--rva-border);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  overflow: hidden;
}
.rv-manifesto::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -10%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(28, 82, 255, 0.1), transparent 60%);
  pointer-events: none;
}
.rv-manifesto-quote {
  position: relative;
  font-size: clamp(1.25rem, 2.25vw, 1.625rem);
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: -0.018em;
  color: var(--rva-text);
  margin: 0;
  text-align: left;
}
.rv-manifesto-quote em {
  font-style: normal;
  background: linear-gradient(90deg, #c9aaff 0%, #ffcdfd 25%, #feffbc 50%, #b3e2ff 75%, #839aff 100%);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  background-size: 200% 100%;
  animation: rv-holo-shift 14s ease-in-out infinite;
}
.rv-manifesto-attribution {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rva-border);
  font-size: 0.8rem;
  color: var(--rva-text-3);
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.rv-manifesto-attribution-line {
  width: 28px;
  height: 1px;
  background: rgba(255, 255, 255, 0.35);
}

/* ═══════════════════════════════════════════
   VALUES (3-col glassmorphic card grid)
   ═══════════════════════════════════════════ */
.rv-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.rv-value-card {
  position: relative;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  border: 1px solid var(--rva-border);
  border-radius: 1.5rem;
  padding: 2rem 1.875rem 2.125rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s ease, background 0.25s ease;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}
.rv-value-card:hover {
  transform: translateY(-4px);
  border-color: var(--rva-border-hover);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055) 0%, rgba(255, 255, 255, 0.02) 100%);
}
.rv-value-icon {
  width: 48px;
  height: 48px;
  border-radius: 0.875rem;
  background: linear-gradient(135deg, rgba(201, 170, 255, 0.15), rgba(131, 154, 255, 0.1));
  border: 1px solid rgba(179, 226, 255, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #b3e2ff;
}
.rv-value-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 1.4;
  fill: none;
}
.rv-value-title {
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--rva-text);
  margin: 0;
}
.rv-value-desc {
  font-size: 0.9375rem;
  color: var(--rva-text-3);
  line-height: 1.6;
  margin: 0;
}

/* ═══════════════════════════════════════════
   APPROACH (3-phase numbered cards)
   ═══════════════════════════════════════════ */
.rv-approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  position: relative;
}
.rv-approach-card {
  position: relative;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  border: 1px solid var(--rva-border);
  border-radius: 1.5rem;
  padding: 2.25rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.125rem;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s ease;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  overflow: hidden;
  min-height: 280px;
}
.rv-approach-card:hover {
  transform: translateY(-4px);
  border-color: var(--rva-border-hover);
}
.rv-approach-number {
  font-size: 3.5rem;
  font-weight: 500;
  letter-spacing: -0.05em;
  line-height: 1;
  background: linear-gradient(135deg, rgba(255,255,255,0.25) 0%, rgba(255,255,255,0.05) 100%);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
}
.rv-approach-title {
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--rva-text);
  margin: 0;
  line-height: 1.25;
}
.rv-approach-desc {
  font-size: 0.925rem;
  color: var(--rva-text-3);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

/* ═══════════════════════════════════════════
   FOUNDER (large editorial card)
   ═══════════════════════════════════════════ */
.rv-founder {
  display: grid;
  grid-template-columns: minmax(280px, 380px) 1fr;
  gap: 3.5rem;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
  padding: 3rem 2.5rem;
  border-radius: 2rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(28, 82, 255, 0.02) 50%, rgba(255, 255, 255, 0.015) 100%);
  border: 1px solid var(--rva-border);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
}
.rv-founder::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 50%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(131, 154, 255, 0.1), transparent 60%);
  pointer-events: none;
}
.rv-founder-photo-wrap {
  position: relative;
  aspect-ratio: 1;
  border-radius: 1.5rem;
  overflow: hidden;
  border: 1px solid var(--rva-border);
  background: #0a0a0a;
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.6);
}
.rv-founder-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.rv-founder-content {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.rv-founder-eyebrow {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rva-text-3);
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.rv-founder-eyebrow-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
}
.rv-founder-name {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.05;
  color: var(--rva-text);
  margin: 0;
}
.rv-founder-role {
  font-size: 0.95rem;
  color: var(--rva-text-3);
  margin: 0;
}
.rv-founder-bio {
  font-size: 1rem;
  color: var(--rva-text-2);
  line-height: 1.65;
  margin: 0.5rem 0 0;
  max-width: 50ch;
}
.rv-founder-links {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}
.rv-founder-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.875rem 0.5rem 0.75rem;
  border-radius: 100vw;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--rva-border);
  color: var(--rva-text-2);
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.rv-founder-link:hover {
  color: var(--rva-text);
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-1px);
}
.rv-founder-link svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

/* ═══════════════════════════════════════════
   ECOSYSTEM (products/brands under RIVEL)
   ═══════════════════════════════════════════ */
.rv-ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.rv-ecosystem-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.125rem;
  padding: 2rem 1.875rem;
  border-radius: 1.5rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);
  border: 1px solid var(--rva-border);
  text-decoration: none;
  color: inherit;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.25s ease, background 0.25s ease;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  min-height: 240px;
}
.rv-ecosystem-card:hover {
  transform: translateY(-4px);
  border-color: var(--rva-border-hover);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055) 0%, rgba(255, 255, 255, 0.02) 100%);
}
.rv-ecosystem-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 100vw;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--rva-border);
  color: var(--rva-text-3);
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  width: fit-content;
}
.rv-ecosystem-title {
  font-size: 1.375rem;
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.2;
  color: var(--rva-text);
  margin: 0;
}
.rv-ecosystem-desc {
  font-size: 0.925rem;
  color: var(--rva-text-3);
  line-height: 1.55;
  margin: 0;
  flex: 1;
}
.rv-ecosystem-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--rva-text-2);
  transition: color 0.2s, gap 0.2s;
  margin-top: auto;
}
.rv-ecosystem-cta svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  transition: transform 0.2s;
}
.rv-ecosystem-card:hover .rv-ecosystem-cta {
  color: var(--rva-text);
  gap: 0.625rem;
}

/* ═══════════════════════════════════════════
   FINAL CTA (matches pattern from other pages)
   ═══════════════════════════════════════════ */
.rv-about-cta {
  position: relative;
  margin-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 3rem 3.25rem;
  border-radius: 2rem;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(28, 82, 255, 0.04) 50%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  -webkit-backdrop-filter: blur(20px);
          backdrop-filter: blur(20px);
  overflow: hidden;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 20px 60px -20px rgba(28, 82, 255, 0.25);
}
.rv-about-cta::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -10%;
  width: 60%;
  height: 200%;
  background: radial-gradient(circle at 50% 50%, rgba(28, 82, 255, 0.15), transparent 60%);
  pointer-events: none;
}
.rv-about-cta::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -15%;
  width: 50%;
  height: 200%;
  background: radial-gradient(circle at 50% 50%, rgba(201, 170, 255, 0.08), transparent 60%);
  pointer-events: none;
}
.rv-about-cta-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}
.rv-about-cta-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 100vw;
  background: rgba(255, 255, 255, 0.08);
  color: var(--rva-text-2);
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  width: fit-content;
  border: 1px solid rgba(255, 255, 255, 0.12);
}
.rv-about-cta-title {
  font-size: clamp(1.5rem, 2.75vw, 1.875rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  color: var(--rva-text);
  margin: 0;
  line-height: 1.15;
}
.rv-about-cta-desc {
  font-size: 0.95rem;
  color: var(--rva-text-3);
  line-height: 1.55;
  margin: 0;
  max-width: 32rem;
}
.rv-about-cta-btns {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  display: flex;
  gap: 0.625rem;
  flex-wrap: wrap;
}

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */

@media screen and (max-width: 1023px) {
  .rv-values-grid,
  .rv-approach-grid,
  .rv-ecosystem-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .rv-founder {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.25rem;
    text-align: center;
  }
  .rv-founder-photo-wrap {
    max-width: 320px;
    margin: 0 auto;
  }
  .rv-founder-content {
    align-items: center;
  }
  .rv-founder-bio {
    text-align: left;
  }
  .rv-about-cta {
    flex-direction: column;
    align-items: flex-start;
    padding: 2.25rem;
  }
  .rv-about-cta-btns {
    width: 100%;
  }
  .rv-about-cta-btns .rv-cta {
    flex: 1;
    justify-content: center;
    min-width: 160px;
  }
}

@media screen and (max-width: 767px) {
  .rv-about-section {
    padding: 4.5rem 1rem 4rem;
  }
  .rv-about-hero {
    margin-bottom: 4rem;
  }
  .rv-about-section::before {
    top: -150px;
    width: 600px;
    height: 600px;
  }
  .rv-about-section-wrap {
    padding: 3.5rem 0;
  }
  .rv-values-grid,
  .rv-approach-grid,
  .rv-ecosystem-grid {
    grid-template-columns: 1fr;
  }
  .rv-manifesto {
    padding: 2.25rem 1.75rem;
    border-radius: 1.5rem;
  }
  .rv-about-cta {
    padding: 1.75rem;
    border-radius: 1.5rem;
  }
}