:root {
  --concept-bg: #090b18;
  --concept-bg-soft: #11142a;
  --concept-panel: #15182f;
  --concept-panel-soft: #0f1225;
  --concept-text: #f5f1eb;
  --concept-muted: #aaa7b8;
  --concept-gold: #d6ad54;
  --concept-gold-light: #f0ce7a;
  --concept-gold-deep: #b78b36;
  --concept-line: rgba(214, 173, 84, 0.2);
  --concept-line-soft: rgba(255, 255, 255, 0.08);
  --concept-radius: 28px;
  --concept-container: 1180px;
  --concept-serif: "Fraunces", Georgia, serif;
  --concept-sans: "Manrope", system-ui, sans-serif;
}

html {
  background: var(--concept-bg);
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 78% 10%, rgba(96, 68, 124, 0.24), transparent 28%),
    radial-gradient(circle at 12% 32%, rgba(53, 64, 123, 0.18), transparent 30%),
    radial-gradient(circle at 52% 68%, rgba(214, 173, 84, 0.055), transparent 30%),
    var(--concept-bg);
  color: var(--concept-text);
  font-family: var(--concept-sans);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.012) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.45), transparent 78%);
}

body::after {
  opacity: 0.018;
}

.concept-header,
.concept-hero,
.concept-statement,
.concept-benefits,
.concept-cta-band,
.concept-footer {
  position: relative;
  z-index: 2;
}

.concept-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(9, 11, 24, 0.76);
  border-bottom: 1px solid rgba(255, 255, 255, 0.055);
  backdrop-filter: blur(18px);
}

.concept-header.is-scrolled {
  background: rgba(9, 11, 24, 0.94);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.28);
}

.concept-nav {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.concept-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  color: var(--concept-text);
  font-family: var(--concept-serif);
  font-size: 1.38rem;
  font-weight: 700;
  letter-spacing: -0.035em;
}

.concept-brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.15rem;
  aspect-ratio: 1;
  border: 1px solid rgba(240, 206, 122, 0.42);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(214, 173, 84, 0.18), rgba(91, 69, 132, 0.16));
  color: var(--concept-gold-light);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.concept-nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1.65rem;
  margin-left: auto;
}

.concept-nav-links > a:not(.concept-nav-cta) {
  color: rgba(245, 241, 235, 0.7);
  font-size: 0.86rem;
  font-weight: 700;
  transition: color 180ms ease;
}

.concept-nav-links > a:not(.concept-nav-cta):hover {
  color: var(--concept-text);
}

.concept-nav-cta,
.concept-button-primary,
.concept-footer-cta {
  background: linear-gradient(135deg, var(--concept-gold-light), var(--concept-gold) 62%, var(--concept-gold-deep));
  color: #17120b !important;
  border: 1px solid rgba(255, 236, 180, 0.5);
  box-shadow: 0 16px 38px rgba(214, 173, 84, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.34);
}

.concept-nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0.7rem 1.12rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 800;
}

.concept-header .menu-toggle {
  display: none;
  border-color: rgba(214, 173, 84, 0.28);
  background: rgba(255, 255, 255, 0.04);
}

.concept-header .menu-toggle span {
  background: var(--concept-text);
}

.concept-hero {
  padding: clamp(4.2rem, 8vw, 7.5rem) 0 clamp(5.4rem, 9vw, 8.6rem);
  overflow: hidden;
}

.concept-hero::before {
  content: "";
  position: absolute;
  width: 34rem;
  height: 34rem;
  right: -8rem;
  top: 0;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(112, 77, 141, 0.22), transparent 67%);
  pointer-events: none;
}

.concept-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, 0.75fr);
  gap: clamp(3rem, 7vw, 6.5rem);
  align-items: center;
}

.concept-hero-copy {
  max-width: 710px;
}

.concept-badge,
.concept-kicker {
  margin: 0;
  color: var(--concept-gold);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.concept-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid rgba(214, 173, 84, 0.24);
  border-radius: 999px;
  background: rgba(214, 173, 84, 0.055);
}

.concept-badge::before {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--concept-gold);
  box-shadow: 0 0 16px rgba(214, 173, 84, 0.5);
}

.concept-hero h1,
.concept-statement h2,
.concept-cta-panel h2 {
  max-width: none;
  color: var(--concept-text);
  font-family: var(--concept-serif);
  font-weight: 600;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.concept-hero h1 {
  margin-top: 1.45rem;
  font-size: clamp(3.65rem, 7.1vw, 6.75rem);
  line-height: 0.98;
}

.concept-hero h1 em,
.concept-statement h2 em {
  background: linear-gradient(115deg, var(--concept-gold-light), var(--concept-gold) 58%, #c08e38);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  font-style: italic;
  font-weight: 600;
}

.concept-lead {
  max-width: 59ch;
  margin-top: 1.55rem;
  color: rgba(245, 241, 235, 0.72);
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  line-height: 1.8;
}

.concept-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.concept-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.35rem;
  padding: 0.9rem 1.35rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

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

.concept-button-secondary {
  color: var(--concept-text);
  border: 1px solid rgba(245, 241, 235, 0.16);
  background: rgba(255, 255, 255, 0.035);
}

.concept-button-secondary:hover {
  border-color: rgba(214, 173, 84, 0.34);
  background: rgba(214, 173, 84, 0.065);
}

.concept-proof-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem 1.7rem;
  margin-top: 2.15rem;
  color: rgba(245, 241, 235, 0.55);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.concept-proof-row span {
  display: inline-flex;
  gap: 0.35rem;
  align-items: baseline;
}

.concept-proof-row strong {
  color: var(--concept-gold-light);
  font-family: var(--concept-serif);
  font-size: 1rem;
  letter-spacing: -0.02em;
  text-transform: none;
}

.concept-hero-media {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--concept-radius);
  border: 1px solid var(--concept-line);
  background: var(--concept-panel);
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.42), 0 0 0 1px rgba(255, 255, 255, 0.025) inset;
}

.concept-hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, rgba(8, 9, 21, 0.78), transparent 35%),
    linear-gradient(115deg, rgba(214, 173, 84, 0.08), transparent 38%);
  pointer-events: none;
}

.concept-hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.86) contrast(1.04) brightness(0.88);
}

.concept-hero-media figcaption {
  position: absolute;
  left: 1.45rem;
  right: 1.45rem;
  bottom: 1.35rem;
  z-index: 2;
  display: grid;
  gap: 0.35rem;
}

.concept-media-label {
  color: var(--concept-gold-light);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.concept-hero-media figcaption strong {
  max-width: 18ch;
  color: #fff;
  font-family: var(--concept-serif);
  font-size: 1.32rem;
  line-height: 1.2;
}

.concept-statement {
  padding: clamp(6rem, 10vw, 10rem) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.045);
  border-bottom: 1px solid rgba(255, 255, 255, 0.045);
  background:
    radial-gradient(circle at 50% 42%, rgba(68, 59, 113, 0.28), transparent 38%),
    rgba(10, 12, 26, 0.42);
}

.concept-statement-inner {
  max-width: 960px;
  text-align: center;
}

.concept-statement h2 {
  margin: 1rem auto 0;
  font-size: clamp(3rem, 6vw, 5.6rem);
  line-height: 1.02;
}

.concept-statement-inner > p:last-child {
  max-width: 66ch;
  margin: 1.5rem auto 0;
  color: rgba(245, 241, 235, 0.63);
  font-size: 1rem;
  line-height: 1.8;
}

.concept-benefits {
  padding: clamp(4.5rem, 7vw, 6.6rem) 0;
}

.concept-benefit-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  border-top: 1px solid var(--concept-line-soft);
  border-bottom: 1px solid var(--concept-line-soft);
}

.concept-benefit {
  min-width: 0;
  padding: 2rem 1.15rem;
  text-align: center;
  border-right: 1px solid var(--concept-line-soft);
}

.concept-benefit:first-child {
  border-left: 1px solid var(--concept-line-soft);
}

.concept-benefit-icon {
  display: inline-grid;
  place-items: center;
  width: 2.6rem;
  height: 2.6rem;
  margin-bottom: 0.95rem;
  border: 1px solid rgba(214, 173, 84, 0.24);
  border-radius: 50%;
  color: var(--concept-gold-light);
  background: rgba(214, 173, 84, 0.045);
  font-size: 1rem;
}

.concept-benefit h3 {
  margin: 0;
  color: var(--concept-text);
  font-family: var(--concept-serif);
  font-size: 1.06rem;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.concept-benefit p {
  margin-top: 0.55rem;
  color: rgba(245, 241, 235, 0.52);
  font-size: 0.76rem;
  line-height: 1.55;
}

.concept-cta-band {
  padding: 0 0 clamp(5rem, 8vw, 8rem);
}

.concept-cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) auto;
  gap: 2rem;
  align-items: center;
  padding: clamp(2rem, 4vw, 3.5rem);
  border: 1px solid rgba(214, 173, 84, 0.22);
  border-radius: var(--concept-radius);
  background:
    radial-gradient(circle at 88% 10%, rgba(214, 173, 84, 0.08), transparent 30%),
    linear-gradient(135deg, rgba(24, 27, 54, 0.96), rgba(13, 15, 31, 0.96));
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.25);
}

.concept-cta-panel h2 {
  margin-top: 0.55rem;
  font-size: clamp(2.25rem, 4vw, 3.8rem);
  line-height: 1.03;
}

.concept-cta-actions {
  display: grid;
  justify-items: end;
  gap: 0.75rem;
}

.concept-cta-actions > span {
  color: rgba(245, 241, 235, 0.48);
  font-size: 0.72rem;
}

.concept-footer {
  padding: 4.2rem 0 1.3rem;
  border-top: 1px solid rgba(214, 173, 84, 0.14);
  background: #070913;
}

.concept-footer-grid {
  display: grid;
  grid-template-columns: minmax(240px, 1.65fr) repeat(4, minmax(115px, 0.72fr));
  gap: 2.3rem;
}

.concept-footer-brand p {
  max-width: 30ch;
  margin-top: 1rem;
  color: rgba(245, 241, 235, 0.5);
  font-size: 0.83rem;
  line-height: 1.7;
}

.concept-footer-grid > div:not(.concept-footer-brand) {
  display: grid;
  align-content: start;
  gap: 0.68rem;
}

.concept-footer h3 {
  margin: 0 0 0.45rem;
  color: var(--concept-gold-light);
  font-family: var(--concept-sans);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.concept-footer a:not(.concept-brand):not(.concept-footer-cta) {
  width: fit-content;
  color: rgba(245, 241, 235, 0.58);
  font-size: 0.8rem;
  transition: color 180ms ease;
}

.concept-footer a:not(.concept-brand):not(.concept-footer-cta):hover {
  color: var(--concept-text);
}

.concept-footer-cta {
  width: fit-content;
  margin-top: 0.2rem;
  padding: 0.6rem 0.85rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 800;
}

.concept-footer-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3.1rem;
  padding-top: 1.15rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: rgba(245, 241, 235, 0.34);
  font-size: 0.7rem;
}

@media (max-width: 980px) {
  .concept-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(310px, 0.72fr);
    gap: 2.8rem;
  }

  .concept-benefit-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .concept-benefit:nth-child(3) {
    border-right: 1px solid var(--concept-line-soft);
  }

  .concept-benefit:nth-child(-n + 3) {
    border-bottom: 1px solid var(--concept-line-soft);
  }

  .concept-footer-grid {
    grid-template-columns: minmax(220px, 1.4fr) repeat(2, minmax(130px, 0.8fr));
  }
}

@media (max-width: 760px) {
  .concept-nav {
    min-height: 70px;
  }

  .concept-header .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .concept-nav-links {
    position: absolute;
    top: calc(100% + 0.55rem);
    left: 1rem;
    right: 1rem;
    display: none;
    padding: 1rem;
    border: 1px solid rgba(214, 173, 84, 0.18);
    border-radius: 18px;
    background: rgba(10, 12, 26, 0.98);
    box-shadow: 0 22px 60px rgba(0, 0, 0, 0.4);
  }

  .concept-nav-links.is-open {
    display: grid;
    gap: 0.2rem;
  }

  .concept-nav-links > a:not(.concept-nav-cta) {
    padding: 0.8rem 0.65rem;
  }

  .concept-nav-cta {
    margin-top: 0.45rem;
  }

  .concept-hero {
    padding-top: 3.4rem;
  }

  .concept-hero-grid {
    grid-template-columns: 1fr;
    gap: 2.35rem;
  }

  .concept-hero-copy {
    order: 1;
    max-width: 100%;
  }

  .concept-hero h1 {
    font-size: clamp(3.15rem, 14vw, 5rem);
  }

  .concept-hero-media {
    order: 2;
    width: min(100%, 420px);
    justify-self: center;
  }

  .concept-proof-row {
    gap: 0.8rem 1.1rem;
  }

  .concept-statement {
    padding: 5.6rem 0;
  }

  .concept-statement h2 {
    font-size: clamp(2.7rem, 12vw, 4.5rem);
  }

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

  .concept-benefit,
  .concept-benefit:first-child,
  .concept-benefit:nth-child(3) {
    border-left: 0;
    border-right: 1px solid var(--concept-line-soft);
  }

  .concept-benefit:nth-child(odd) {
    border-left: 1px solid var(--concept-line-soft);
  }

  .concept-benefit:nth-child(-n + 4) {
    border-bottom: 1px solid var(--concept-line-soft);
  }

  .concept-cta-panel {
    grid-template-columns: 1fr;
  }

  .concept-cta-actions {
    justify-items: start;
  }

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

  .concept-footer-brand {
    grid-column: 1 / -1;
    padding-bottom: 0.6rem;
  }
}

@media (max-width: 480px) {
  .concept-actions {
    display: grid;
  }

  .concept-button {
    width: 100%;
  }

  .concept-proof-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .concept-benefit {
    padding: 1.6rem 0.8rem;
  }

  .concept-footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem 1.25rem;
  }

  .concept-footer-meta {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  .concept-button,
  .concept-nav-links a,
  .concept-footer a {
    transition: none;
  }
}