:root {
  --bg: #0b0d10;
  --bg-elev: #12161c;
  --card: #141920;
  --text: #f5f7fa;
  --muted: #b6c0cc;
  --accent: #5aa7e6;
  --accent-soft: rgba(90, 167, 230, 0.16);
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
  --max: 1150px;
  --radius: 14px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: radial-gradient(circle at 20% 10%, rgba(90, 167, 230, 0.08), transparent 40%), var(--bg);
  color: var(--text);
  line-height: 1.6;
}

p {
  font-size: 0.95em;
}

h1, h2, h3, h4, h5, h6 {
  font-family: "Lexend", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

.bn-text {
  font-family: "Hind Siliguri", "Noto Sans Bengali", "Nirmala UI", sans-serif;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(100% - 2.5rem, var(--max));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #051018;
  font-weight: 700;
  z-index: 20;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(10, 12, 16, 0.9);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0;
  font-weight: 700;
}

.brand-logo-header {
  width: 110px;
  height: auto;
  display: block;
  filter: brightness(0) invert(1);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid var(--border);
  letter-spacing: 0.08em;
}

.brand-text {
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.site-nav ul {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  font-size: 0.95rem;
}

.site-nav a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  margin: 4px 0;
}

.section {
  padding: 6rem 0;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.02em;
  text-align: center;
}

.section-header p {
  color: var(--muted);
  text-align: center;
  line-height: 1.6;
}

.services-header {
  gap: 0.8rem;
}

.services-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.28rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.services-tab {
  border: 0;
  border-radius: 999px;
  padding: 0.62rem 1.18rem;
  background: transparent;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}

.services-tab.active {
  background: var(--accent);
  color: #081018;
}

.services-context {
  max-width: 860px;
  line-height: 1.7;
}

.services-panels {
  margin-top: 0.8rem;
}

.services-panel {
  display: none;
}

.services-panel.active {
  display: block;
}

.services-consultation-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 1.2rem;
}

.services-consultation-grid .card {
  grid-column: span 2;
}

.services-consultation-grid .card:nth-child(4) {
  grid-column: 2 / span 2;
}

.services-consultation-grid .card:nth-child(5) {
  grid-column: 4 / span 2;
}

.services-training-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

.services-panel .service-lite {
  border: 1px solid rgba(255, 255, 255, 0.28) !important;
  border-radius: 10px !important;
  padding: 0.9rem 1rem 1rem;
  background: rgba(18, 22, 28, 0.82) !important;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.09) !important;
}

.service-tag-free {
  position: absolute !important;
  inset: auto 0.75rem 0.75rem auto !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.18rem 0.46rem;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: #d7f8e3;
  background: rgba(82, 216, 138, 0.22);
  border: 1px solid rgba(82, 216, 138, 0.55);
  z-index: 3;
}

.card > .service-tag-free {
  position: absolute !important;
  inset: auto 0.75rem 0.75rem auto !important;
  width: auto !important;
  max-width: max-content;
}

.services-training-grid .card:first-child {
  padding-bottom: 2rem;
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.hero {
  min-height: 100svh;
  display: flex;
  padding-top: 6.5rem;
  background: radial-gradient(80% 120% at 75% 20%, rgba(52, 86, 190, 0.55), transparent 55%),
    radial-gradient(70% 90% at 15% 85%, rgba(26, 163, 230, 0.45), transparent 60%);
}

.hero-shell {
  display: grid;
  gap: 1.8rem;
  min-height: 100%;
  padding-bottom: 1.5rem;
}

.scroll-indicator {
  width: 26px;
  height: 42px;
  border-radius: 16px;
  border: 2px solid rgba(255, 255, 255, 0.6);
  display: grid;
  place-items: center;
  margin: 0 auto;
  position: relative;
}

.scroll-dot {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
  animation: scrollPulse 1.6s infinite;
}

@keyframes scrollPulse {
  0% { transform: translateY(-6px); opacity: 0; }
  40% { opacity: 1; }
  100% { transform: translateY(10px); opacity: 0; }
}
.hero-quote-display {
  font-size: clamp(1.9rem, 4.2vw, 3.4rem);
  letter-spacing: 0.02em;
  font-weight: 500;
  text-transform: uppercase;
  line-height: 1.03;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
  color: var(--muted);
}

.accent {
  color: var(--accent);
}

.hero-cta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-divider {
  height: 2px;
  background: rgba(255, 255, 255, 0.6);
}

.hero-identity {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-name {
  font-size: 1.1rem;
  font-weight: 600;
}

.hero-title {
  font-size: 0.85rem;
  color: var(--muted);
}

.hero-note {
  font-size: 0.62rem;
  color: rgba(182, 192, 204, 0.68);
  letter-spacing: 0.03em;
  text-transform: none;
  font-style: italic;
}

.hero-note-highlight {
  color: rgba(245, 247, 250, 0.92);
  font-weight: 600;
  font-family: "Quicksand", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  text-transform: lowercase;
  letter-spacing: 0.04em;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Asap Condensed", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  padding: 0.7rem 1.3rem;
  border-radius: 999px;
  font-weight: 600;
  text-transform: uppercase;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
  background: var(--accent);
  color: #081018;
  box-shadow: var(--shadow);
}

.btn.secondary {
  border-color: var(--accent);
  color: var(--accent);
  background: transparent;
}

.btn.ghost {
  border-color: rgba(255, 255, 255, 0.45);
  color: var(--text);
  background: transparent;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  padding: 0.7rem 1.3rem;
}

.btn:hover {
  transform: translateY(-2px);
}

.hero .btn,
.author-cta.btn {
  padding: 0;
  overflow: hidden;
  gap: 0;
  border-radius: 12px;
  font-family: "Lexend", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.hero .btn-main,
.author-cta .btn-main {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.62rem 0.95rem;
}

.hero .btn-main i,
.author-cta .btn-main i {
  font-size: 0.95rem;
}

.author-cta {
  justify-self: flex-start;
  margin-top: 0.7rem;
}


.hero-panel {
  display: grid;
  gap: 1.5rem;
}

.panel-card {
  background: linear-gradient(135deg, rgba(90, 167, 230, 0.12), rgba(20, 25, 32, 0.9));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.panel-card.subtle {
  background: var(--card);
}

.panel-card h3 {
  margin-bottom: 0.6rem;
}

.panel-meta {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.panel-list {
  list-style: none;
  display: grid;
  gap: 0.4rem;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid.two { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.four { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.grid.six { grid-template-columns: repeat(3, minmax(220px, 1fr)); }

.pillars-header {
  align-items: center;
}

.pillar-card {
  background: none !important;
  border: 0 !important;
  outline: 0;
  box-shadow: none !important;
  filter: none;
  border-radius: 0;
  overflow: visible;
  display: grid;
  align-content: start;
  gap: 0.6rem;
  min-height: 0;
  padding: 0.2rem 0 0.4rem;
}

.grid.six .pillar-card:nth-child(3n + 4)::before {
  content: "";
  position: absolute;
  top: -0.75rem;
  left: 0;
  width: calc(300% + 3rem);
  height: 1px;
  background: rgba(255, 255, 255, 0.16);
  pointer-events: none;
}

.pillar-card::before,
.pillar-card::after {
  display: none;
}

.pillar-title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.pillar-card p {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.5;
}

.pillar-icon {
  width: auto;
  height: auto;
  border: 0;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  color: var(--accent);
}

.pillar-icon i {
  font-size: 1.12rem;
}

.card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(18, 22, 28, 0.95) 0%, rgba(12, 16, 22, 0.98) 100%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  padding: 1.6rem;
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.4);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 60% at 75% 100%, rgba(90, 167, 230, 0.28), transparent 55%);
  opacity: 0.85;
  pointer-events: none;
}

.card::after {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: calc(10px - 1px);
  border: 1px solid rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.card > * {
  position: relative;
  z-index: 1;
}

.card h3,
.card h4 {
  margin-bottom: 0.6rem;
}

.card p {
  color: var(--muted);
}

.lead {
  font-size: 1.1rem;
}

.muted {
  color: var(--muted);
}

.badge {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.85rem;
}

.author-spotlight {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 1.5rem;
  align-items: center;
  padding: 1.1rem;
  border: 0;
  border-radius: 12px;
  background: transparent;
}

.author-visual {
  position: relative;
  min-height: 0;
}

.author-main-image {
  width: 100%;
  aspect-ratio: 1 / 1;
  height: auto;
  max-height: none;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.author-content {
  display: grid;
  align-content: center;
  gap: 0.35rem;
}

.author-stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.author-stat-value {
  font-family: "Lexend", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: clamp(2rem, 4.6vw, 3.2rem);
  line-height: 1;
  color: var(--accent);
  font-weight: 700;
}

.author-stat-sub {
  font-size: 1.02rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(245, 247, 250, 0.95);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.author-description {
  font-size: 0.98rem;
  line-height: 1.65;
  color: var(--muted);
}

.logo-wall {
  display: grid;
  gap: 1.5rem;
}

.logo-block h3 {
  margin-bottom: 0.6rem;
}

.logo-block-note {
  max-width: 920px;
  margin: 0 auto 1.75rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

.logo-group {
  padding: 0;
}

.worked-for-title {
  text-align: center;
  color: var(--accent);
}

.collab-group {
  margin-top: 2.4rem;
}

.collab-group h3 {
  text-align: center;
  color: var(--accent);
}

.worked-strip {
  max-width: 760px;
  margin: 0 auto;
  padding: 0;
}

.worked-strip-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: center;
  justify-items: center;
  gap: 0.35rem;
}

.worked-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  max-width: 220px;
  width: 100%;
  opacity: 0.96;
}

.worked-logo img {
  max-height: 52px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

.collab-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 0.9rem;
  max-width: 980px;
  margin: 0 auto;
}

@media (min-width: 901px) {
  .collab-grid .collab-logo:nth-child(13) {
    grid-column: 2;
  }
}

.collab-logo {
  aspect-ratio: 1 / 1;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem;
  background: #ffffff;
  border-radius: 10px;
}

.collab-logo img {
  max-height: 44px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

.collab-summary {
  max-width: 760px;
  margin: 1.65rem auto 0;
  text-align: center;
  color: var(--text);
  padding: 0.35rem 0.4rem 0.2rem;
}

#credibility .section-header p,
#collaboration .section-header p {
  margin-top: 0.2rem;
  margin-bottom: 1.25rem;
}

.collab-summary-main {
  font-family: "Lexend", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: clamp(2rem, 4.4vw, 3.1rem);
  font-weight: 700;
  line-height: 1.02;
  margin-bottom: 0.2rem;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.collab-summary-title {
  font-size: clamp(1.05rem, 2.3vw, 1.75rem);
  line-height: 1.15;
  color: rgba(245, 247, 250, 0.95);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.collab-summary-divider {
  display: block;
  width: 100%;
  max-width: 700px;
  height: 1px;
  margin: 0.75rem auto 0.75rem;
  background: rgba(255, 255, 255, 0.28);
}

.collab-summary-label {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.18rem;
  color: rgba(245, 247, 250, 0.92);
}

.collab-summary-text {
  font-size: clamp(0.78rem, 1.25vw, 0.98rem);
  color: var(--muted);
  line-height: 1.45;
  max-width: 720px;
  margin: 0 auto;
}

.collab-logo-lg img {
  max-height: 54px;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.pill {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  font-size: 0.9rem;
  color: var(--muted);
}

.split {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.rnc-grid {
  display: grid;
  grid-template-columns: 3fr 3fr 4fr;
  gap: 1.2rem;
}

.rnc-card {
  position: relative;
  min-height: 320px;
  padding: 1.2rem 1rem;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  background: rgba(18, 22, 28, 0.75);
  color: var(--text);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: flex-start;
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.rnc-card:hover,
.rnc-card:focus-visible {
  border-color: rgba(90, 167, 230, 0.65);
  background: rgba(90, 167, 230, 0.06);
}

.rnc-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--accent);
}

.rnc-card p {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

.rnc-icon {
  width: auto;
  height: auto;
  border: 0;
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  color: var(--accent);
  margin-bottom: 0.45rem;
}

.rnc-icon i {
  font-size: 1.12rem;
}

.rnc-card p + p {
  margin-top: 0.85rem;
}

.rnc-hover-hint {
  position: absolute;
  right: 0.7rem;
  top: 0.7rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.24rem 0.48rem;
  border-radius: 999px;
  font-size: 0.68rem;
  line-height: 1;
  letter-spacing: 0.02em;
  color: #081018;
  background: rgba(90, 167, 230, 0.95);
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}

.rnc-card:hover .rnc-hover-hint,
.rnc-card:focus-visible .rnc-hover-hint {
  opacity: 1;
  transform: translateY(0);
}

.rnc-card-image {
  padding: 0;
  overflow: hidden;
  background: rgba(18, 22, 28, 0.88);
}

.rnc-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.notable-slider {
  background: #f4f6f9;
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 0.7rem;
}

.notable-slide {
  position: relative;
  display: none;
  grid-template-columns: 64% 36%;
  gap: 0.7rem;
  align-items: stretch;
  background: #ffffff;
  border: 1px solid var(--accent);
}

.notable-slide.active {
  display: grid;
}

.notable-media {
  min-height: 260px;
  background: #fff;
}

.notable-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.notable-copy {
  background: #ffffff;
  color: #10151d;
  padding: 0.9rem 0.85rem 2.4rem;
  display: flex;
  align-items: flex-start;
}

.notable-copy p {
  font-size: 0.93rem;
  line-height: 1.4;
  color: #1b2634;
}

.notable-explore {
  position: absolute;
  right: 0.65rem;
  bottom: 0.6rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.28rem 0.56rem;
  border-radius: 999px;
  border: 1px solid var(--accent);
  background: rgba(90, 167, 230, 0.12);
  color: #1a4f7a;
  font-size: 0.72rem;
  font-weight: 600;
  text-decoration: none;
}

.notable-explore:hover,
.notable-explore:focus-visible {
  background: rgba(90, 167, 230, 0.22);
}

.notable-controls {
  margin-top: 0.65rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.notable-btn {
  width: 34px;
  height: 34px;
  border: 1px solid #c4cbd8;
  border-radius: 50%;
  background: #ffffff;
  color: #22313f;
  cursor: pointer;
}

.notable-dot {
  width: 9px;
  height: 9px;
  border: 0;
  border-radius: 999px;
  background: #c9d1dd;
  cursor: pointer;
}

.notable-dot.active {
  background: #5aa7e6;
}

.callout {
  background: linear-gradient(160deg, rgba(90, 167, 230, 0.15), rgba(20, 25, 32, 0.95));
}

.list {
  list-style: none;
  display: grid;
  gap: 0.5rem;
  color: var(--muted);
}

.list li::before {
  content: "•";
  color: var(--accent);
  margin-right: 0.6rem;
}

.detail-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.9rem;
}

.expertise-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  row-gap: 1.25rem;
}

.expertise-item {
  display: grid;
  justify-items: center;
  text-align: center;
  gap: 0.5rem;
  padding: 0.35rem 0.25rem;
}

.expertise-item i {
  color: var(--accent);
  font-size: 3.2rem;
}

.expertise-item span {
  color: #ffffff;
  font-family: "Lexend", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-size: 0.96rem;
  line-height: 1.35;
}

.about-showcase {
  display: grid;
  justify-items: center;
  text-align: center;
  gap: 1.4rem;
}

.about-heading-brand {
  font-family: "Quicksand", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: clamp(1.75rem, 4.2vw, 2.8rem);
  font-weight: 700;
  text-transform: lowercase;
  letter-spacing: 0.01em;
  color: var(--text);
}

.about-logo-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(1.4rem, 6vw, 4rem);
}

.about-logo-circle {
  width: clamp(120px, 16vw, 190px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.03);
}

.about-copy {
  max-width: 880px;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.6;
}

.contact-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(320px, 1fr) minmax(380px, 1.15fr);
}

.contact-profile {
  display: grid;
  align-content: start;
  gap: 1rem;
}

.contact-logo {
  width: min(100%, 150px);
  height: auto;
  filter: brightness(0) invert(1);
}

.contact-profile p {
  color: var(--muted);
}

.contact-links {
  display: grid;
  gap: 0.65rem;
  margin-top: 0.2rem;
}

.contact-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: rgba(245, 247, 250, 0.96);
  text-decoration: none;
}

.contact-links a i {
  color: var(--accent);
  width: 16px;
  text-align: center;
}

.contact-form-embed {
  display: grid;
  align-content: start;
  gap: 0.9rem;
}

.contact-form-embed h3 {
  margin-bottom: 0.2rem;
}

.contact-form-embed iframe {
  width: 100%;
  min-height: 700px;
  border: 0;
  border-radius: 0;
  background: #fff;
}

.contact-grid .card {
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.contact-grid .card::before,
.contact-grid .card::after {
  display: none !important;
}

.contact-form label {
  display: block;
  margin-top: 1rem;
  margin-bottom: 0.4rem;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background: #0f1318;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.85rem;
  color: var(--text);
}

.contact-form button {
  width: 100%;
  margin-top: 1.5rem;
}

.error {
  color: #f2a0a0;
  font-size: 0.85rem;
  min-height: 1.1rem;
  display: block;
}

.form-success {
  color: #88e2b0;
  margin-top: 1rem;
  min-height: 1.2rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  background: #0a0c10;
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1rem;
  color: var(--muted);
}

.footer-links a:hover {
  color: var(--text);
}

.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--accent);
  color: #081018;
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(-4px);
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .site-nav {
    position: absolute;
    top: 100%;
    right: 0;
    background: #0b0e13;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem;
    display: none;
  }

  .site-nav ul {
    flex-direction: column;
    gap: 0.8rem;
  }

  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
  }

  .site-header.nav-open .site-nav {
    display: block;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-cta-row {
    justify-content: flex-start;
  }

  .worked-strip {
    max-width: 680px;
  }

  .worked-strip-row {
    gap: 0.3rem;
  }

  .worked-logo {
    max-width: 200px;
  }

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

  .services-consultation-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .about-logo-circle {
    width: clamp(110px, 24vw, 155px);
  }

  .services-training-grid {
    grid-template-columns: 1fr 1fr;
  }

  .services-training-grid .card:nth-child(3) {
    grid-column: 1 / -1;
  }

  .services-consultation-grid .card,
  .services-consultation-grid .card:nth-child(4),
  .services-consultation-grid .card:nth-child(5) {
    grid-column: auto;
  }

  .rnc-card-image {
    grid-column: 1 / -1;
    min-height: 260px;
  }

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

  .contact-form-embed iframe {
    min-height: 640px;
  }

  .expertise-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  }

  .notable-slide {
    grid-template-columns: 1fr;
  }

  .notable-media {
    min-height: 220px;
  }

  .collab-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .grid.six { grid-template-columns: repeat(2, minmax(200px, 1fr)); }
  .grid.six .pillar-card:nth-child(3n + 4)::before {
    content: none;
  }
  .grid.six .pillar-card:nth-child(2n + 3)::before {
    content: "";
    position: absolute;
    top: -0.75rem;
    left: 0;
    width: calc(200% + 1.5rem);
    height: 1px;
    background: rgba(255, 255, 255, 0.16);
    pointer-events: none;
  }

}

@media (max-width: 600px) {
  .section {
    padding: 5rem 0;
  }

  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
  }

  .grid.six { grid-template-columns: 1fr; }
  .grid.six .pillar-card:nth-child(2n + 3)::before {
    content: none;
  }
  .grid.six .pillar-card:nth-child(n + 2)::before {
    content: "";
    position: absolute;
    top: -0.65rem;
    left: 0;
    width: 100%;
    height: 1px;
    background: rgba(255, 255, 255, 0.16);
    pointer-events: none;
  }

  .author-spotlight {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1rem;
  }

  .author-visual {
    min-height: 0;
  }

  .author-main-image {
    aspect-ratio: 1 / 1;
    max-height: none;
  }

  .worked-strip-row {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .worked-logo {
    min-height: 46px;
    max-width: 200px;
  }

  .collab-group {
    margin-top: 2rem;
  }

  .collab-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.7rem;
  }

  .collab-logo {
    padding: 0.5rem;
  }

  .collab-logo img {
    max-height: 36px;
  }

  .collab-logo-lg img {
    max-height: 42px;
  }

  .collab-grid .collab-logo:nth-child(16) {
    grid-column: 2;
  }

  .collab-summary {
    margin-top: 1.25rem;
    padding: 0.2rem 0.2rem 0.1rem;
  }

  .collab-summary-main {
    font-size: clamp(1.7rem, 7.4vw, 2.2rem);
  }

  .collab-summary-title {
    font-size: clamp(0.95rem, 4.8vw, 1.3rem);
  }

  .collab-summary-divider {
    margin: 0.6rem auto;
  }

  .collab-summary-label {
    font-size: 0.9rem;
  }

  .collab-summary-text {
    font-size: 0.76rem;
    line-height: 1.38;
  }

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

  .contact-form-embed iframe {
    min-height: 560px;
  }

  .expertise-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    column-gap: 0.6rem;
  }

  .services-toggle {
    width: 100%;
    justify-content: center;
  }

  .services-tab {
    flex: 1 1 auto;
    text-align: center;
  }

  .services-consultation-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .about-showcase {
    gap: 1rem;
  }

  .about-logo-row {
    gap: 1rem;
  }

  .about-copy {
    font-size: 0.92rem;
    line-height: 1.55;
  }

  .services-training-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .services-training-grid .card:nth-child(3) {
    grid-column: auto;
  }

  .rnc-card {
    min-height: 0;
    padding: 1.05rem 0.9rem;
  }

  .rnc-card h3 {
    font-size: 1.45rem;
  }

  .rnc-card p {
    font-size: 0.9rem;
  }

  .rnc-card-image {
    min-height: 220px;
  }

  .notable-slider {
    padding: 0.5rem;
  }

  .notable-media {
    min-height: 180px;
  }

  .notable-copy {
    padding: 0.75rem;
  }

  .notable-copy p {
    font-size: 0.86rem;
    line-height: 1.35;
  }

  .logo-block-note {
    margin: 0 auto 1.35rem;
    font-size: 0.86rem;
  }

}