/* ==========================================================================
   BERZI.ONLINE — Duality Studio
   Pure CSS3 · Dark × Light editorial contrast
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Color system */
  --chalk: #F4F1EA;
  --pure: #FFFFFF;
  --graphite: #101113;
  --ink: #070809;
  --lime: #D6FF4B;
  --stone: #A9A29A;
  --text: #111214;
  --text-light: #F7F7F4;
  --border-light: rgba(17, 18, 20, 0.12);
  --border-dark: rgba(255, 255, 255, 0.14);

  /* Typography */
  --font-display: "Bodoni Moda", "Times New Roman", serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-ui: "Space Grotesk", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", system-ui, sans-serif;

  /* Layout */
  --pad: clamp(1.25rem, 4vw, 4.5rem);
  --pad-y: clamp(4.5rem, 12vw, 9rem);
  --max: 1400px;
  --nav-h: 4.5rem;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 0.7s;
  --dur-slow: 1.2s;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--ink);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

ul,
ol {
  list-style: none;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

blockquote,
cite {
  font-style: normal;
}

::selection {
  background: var(--lime);
  color: var(--ink);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--pad);
  z-index: 9999;
  padding: 0.75rem 1.25rem;
  background: var(--lime);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

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

/* --------------------------------------------------------------------------
   3. Shared Utilities
   -------------------------------------------------------------------------- */
.meta {
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--stone);
}

.meta--light {
  color: rgba(247, 247, 244, 0.45);
}

.room {
  position: relative;
  width: 100%;
}

.room--dark {
  background: var(--graphite);
  color: var(--text-light);
}

.room--ink {
  background: var(--ink);
  color: var(--text-light);
}

.room--light {
  background: var(--pure);
  color: var(--text);
}

.room--chalk {
  background: var(--chalk);
  color: var(--text);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 1.75rem;
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid transparent;
  transition:
    background var(--dur) var(--ease),
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    transform var(--dur) var(--ease);
}

.btn--lime {
  background: var(--lime);
  color: var(--ink);
  border-color: var(--lime);
}

.btn--lime:hover,
.btn--lime:focus-visible {
  background: transparent;
  color: var(--lime);
  border-color: var(--lime);
}

.btn--ghost-light {
  background: transparent;
  color: var(--text-light);
  border-color: var(--border-dark);
}

.btn--ghost-light:hover,
.btn--ghost-light:focus-visible {
  border-color: var(--lime);
  color: var(--lime);
}

.btn--dark {
  background: var(--ink);
  color: var(--text-light);
  border-color: var(--ink);
}

.btn--dark:hover,
.btn--dark:focus-visible {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}

/* --------------------------------------------------------------------------
   4. Navigation
   Mix-blend-mode: difference → white on dark, black on light
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1000;
  mix-blend-mode: difference;
  pointer-events: none;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem var(--pad);
  min-height: var(--nav-h);
  pointer-events: auto;
  color: #fff;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  flex-shrink: 0;
  transition: opacity 0.4s var(--ease);
}

.nav__logo:hover {
  opacity: 0.7;
}

.nav__toggle {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.nav__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 2rem;
  height: 2rem;
  cursor: pointer;
  z-index: 10;
}

.nav__burger span {
  display: block;
  width: 100%;
  height: 1px;
  background: currentColor;
  transition: transform 0.4s var(--ease), opacity 0.3s;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 3vw, 2.5rem);
}

.nav__link {
  position: relative;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding-bottom: 0.35rem;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.55s var(--ease);
}

.nav__link:hover::after,
.nav__link:focus-visible::after {
  width: 100%;
}

.nav__cta {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.65rem 1.1rem;
  border: 1px solid currentColor;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
  flex-shrink: 0;
}

.nav__cta:hover,
.nav__cta:focus-visible {
  background: #fff;
  color: #000;
  mix-blend-mode: normal;
}

/* Mobile nav */
@media (max-width: 860px) {
  .nav__burger {
    display: flex;
    margin-left: auto;
  }

  .nav__cta {
    display: none;
  }

  .nav__list {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 1.75rem;
    padding: var(--pad);
    background: #000;
    color: #fff;
    mix-blend-mode: normal;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-1rem);
    transition:
      opacity 0.5s var(--ease),
      visibility 0.5s,
      transform 0.5s var(--ease);
  }

  .nav__toggle:checked ~ .nav__list {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav__toggle:checked ~ .nav__burger span:first-child {
    transform: translateY(3.5px) rotate(45deg);
  }

  .nav__toggle:checked ~ .nav__burger span:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
  }

  .nav__link {
    font-size: 1.5rem;
    letter-spacing: 0.08em;
  }
}

/* --------------------------------------------------------------------------
   5. Opening Room (Hero)
   -------------------------------------------------------------------------- */
.opening {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 2rem) var(--pad) 4rem;
  overflow: hidden;
}

.opening__bg-letter {
  position: absolute;
  right: -4vw;
  top: 50%;
  transform: translateY(-52%);
  font-family: var(--font-display);
  font-size: clamp(18rem, 42vw, 38rem);
  font-weight: 400;
  line-height: 0.8;
  color: rgba(255, 255, 255, 0.035);
  pointer-events: none;
  user-select: none;
  animation: letter-drift 18s ease-in-out infinite alternate;
}

.opening__grain {
  position: absolute;
  inset: 0;
  opacity: 0.07;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px;
}

.opening__frame {
  position: relative;
  z-index: 2;
  max-width: 52rem;
  animation: rise 1.2s var(--ease) both;
}

.opening__label {
  color: rgba(247, 247, 244, 0.5);
  margin-bottom: 1.5rem;
}

.opening__accent-line {
  width: 3.5rem;
  height: 1px;
  background: var(--lime);
  margin-bottom: 2rem;
  transform-origin: left;
  animation: line-grow 1.4s var(--ease) 0.3s both;
}

.opening__headline {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 8.5vw, 6.75rem);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.03em;
  color: var(--text-light);
  margin-bottom: 1.75rem;
}

.opening__support {
  max-width: 28rem;
  font-size: clamp(0.95rem, 1.5vw, 1.0625rem);
  font-weight: 300;
  line-height: 1.7;
  color: rgba(247, 247, 244, 0.62);
  margin-bottom: 2.5rem;
}

.opening__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-bottom: 3.5rem;
}

.opening__tech {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-family: var(--font-ui);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(247, 247, 244, 0.3);
}

.opening__geo {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.opening__geo-h {
  position: absolute;
  left: 0;
  right: 0;
  top: 62%;
  height: 1px;
  background: var(--border-dark);
}

.opening__geo-v {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 68%;
  width: 1px;
  background: var(--border-dark);
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: var(--pad);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 3;
  color: rgba(247, 247, 244, 0.45);
}

.scroll-indicator__line {
  display: block;
  width: 1px;
  height: 3rem;
  background: linear-gradient(to bottom, var(--lime), transparent);
  animation: scroll-pulse 2.4s ease-in-out infinite;
}

.scroll-indicator__text {
  font-family: var(--font-ui);
  font-size: 0.625rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  writing-mode: vertical-lr;
  transform: rotate(180deg);
}

/* --------------------------------------------------------------------------
   6. Manifesto
   -------------------------------------------------------------------------- */
.manifesto {
  padding: var(--pad-y) var(--pad);
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.manifesto__circle {
  position: absolute;
  width: clamp(12rem, 28vw, 22rem);
  height: clamp(12rem, 28vw, 22rem);
  border-radius: 50%;
  background: var(--lime);
  right: clamp(-4rem, -2vw, 2rem);
  top: 18%;
  opacity: 0.92;
  animation: circle-breathe 8s ease-in-out infinite alternate;
}

.manifesto__inner {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 0 auto;
  width: 100%;
}

.manifesto__meta {
  margin-bottom: 2.5rem;
}

.manifesto__quote {
  max-width: 18ch;
}

.manifesto__quote p {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6.5vw, 5.25rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text);
}

.manifesto__rule {
  width: min(100%, 28rem);
  height: 1px;
  background: var(--text);
  opacity: 0.18;
  margin: 3rem 0;
}

.manifesto__body {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2rem 4rem;
  max-width: 42rem;
  margin-left: clamp(0rem, 12vw, 10rem);
}

.manifesto__aside {
  writing-mode: vertical-lr;
  transform: rotate(180deg);
  align-self: start;
  padding-top: 0.25rem;
}

.manifesto__text {
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  font-weight: 300;
  line-height: 1.75;
  color: rgba(17, 18, 20, 0.72);
}

@media (max-width: 640px) {
  .manifesto__body {
    grid-template-columns: 1fr;
    margin-left: 0;
    gap: 1rem;
  }

  .manifesto__aside {
    writing-mode: horizontal-tb;
    transform: none;
  }
}

/* --------------------------------------------------------------------------
   7. Creative Lab
   -------------------------------------------------------------------------- */
.lab {
  padding: var(--pad-y) var(--pad);
}

.lab__header {
  max-width: var(--max);
  margin: 0 auto 4rem;
}

.lab__title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 400;
  line-height: 1.1;
  margin-top: 1rem;
  color: var(--text-light);
}

.lab__list {
  max-width: var(--max);
  margin: 0 auto;
  border-top: 1px solid var(--border-dark);
}

.lab__item {
  position: relative;
  border-bottom: 1px solid var(--border-dark);
  transition: background 0.6s var(--ease);
  overflow: hidden;
}

.lab__item:hover,
.lab__item:focus-within {
  background: rgba(255, 255, 255, 0.03);
}

.lab__trigger {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 1.5rem 2.5rem;
  width: 100%;
  padding: clamp(1.75rem, 4vw, 3rem) 0;
}

.lab__num {
  font-family: var(--font-ui);
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  font-weight: 400;
  letter-spacing: 0.16em;
  color: rgba(247, 247, 244, 0.35);
  transition: color 0.5s var(--ease);
  min-width: 2.5rem;
}

.lab__item:hover .lab__num,
.lab__item:focus-within .lab__num {
  color: var(--lime);
}

.lab__name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, 4.5rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--text-light);
}

.lab__line {
  display: block;
  width: 0;
  height: 1px;
  background: var(--lime);
  align-self: center;
  justify-self: end;
  min-width: 0;
  max-width: 8rem;
  transition: width 0.7s var(--ease);
}

.lab__item:hover .lab__line,
.lab__item:focus-within .lab__line {
  width: 8rem;
}

.lab__desc {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  padding: 0 0 0 clamp(0rem, 8vw, 5.5rem);
  max-width: 36rem;
  font-size: 0.9375rem;
  font-weight: 300;
  line-height: 1.7;
  color: rgba(247, 247, 244, 0.55);
  transform: translateY(0.75rem);
  transition:
    max-height 0.7s var(--ease),
    opacity 0.55s var(--ease),
    padding 0.7s var(--ease),
    transform 0.55s var(--ease);
}

.lab__item:hover .lab__desc,
.lab__item:focus-within .lab__desc {
  max-height: 8rem;
  opacity: 1;
  padding-bottom: 2.25rem;
  transform: translateY(0);
}

@media (max-width: 640px) {
  .lab__trigger {
    grid-template-columns: auto 1fr;
  }

  .lab__line {
    display: none;
  }

  .lab__desc {
    padding-left: 0;
  }

  .lab__item:hover .lab__desc,
  .lab__item:focus-within .lab__desc {
    max-height: 12rem;
  }
}

/* --------------------------------------------------------------------------
   8. Showcase
   -------------------------------------------------------------------------- */
.showcase {
  padding: var(--pad-y) var(--pad);
}

.showcase__header {
  max-width: var(--max);
  margin: 0 auto 3.5rem;
}

.showcase__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  margin-top: 1rem;
}

.showcase__grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem) clamp(1rem, 2vw, 1.75rem);
  align-items: start;
}

.project__link {
  display: block;
}

.project__media {
  overflow: hidden;
  background: #e8e4dc;
  position: relative;
}

.project__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(17, 18, 20, 0.08),
    transparent 40%
  );
  opacity: 0;
  transition: opacity 0.6s var(--ease);
  pointer-events: none;
}

.project:hover .project__media::after {
  opacity: 1;
}

.project__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.05);
  transform: scale(1.01);
  transition: transform 1.1s var(--ease), filter 0.8s var(--ease);
}

.project:hover .project__media img {
  transform: scale(1.06);
  filter: grayscale(0.85) contrast(1.08);
}

.project__meta {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid transparent;
  margin-top: 0.25rem;
  transition: border-color 0.5s var(--ease);
}

.project:hover .project__meta {
  border-top-color: var(--lime);
}

.project__title {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2vw, 1.625rem);
  font-weight: 400;
  letter-spacing: -0.01em;
  transition: transform 0.55s var(--ease), color 0.4s;
}

.project:hover .project__title {
  transform: translateX(0.4rem);
  color: var(--text);
}

.project__cat {
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--stone);
  margin-top: 0.35rem;
}

.project__arrow {
  font-family: var(--font-ui);
  font-size: 1.25rem;
  color: var(--stone);
  transition: color 0.4s, transform 0.5s var(--ease);
}

.project:hover .project__arrow {
  color: var(--lime);
  transform: translateX(0.35rem);
}

/* Irregular placements */
.project--landscape {
  grid-column: 1 / span 8;
}

.project--landscape .project__media {
  aspect-ratio: 16 / 9;
}

.project--portrait {
  grid-column: 9 / span 4;
  margin-top: 4rem;
}

.project--portrait .project__media {
  aspect-ratio: 3 / 4;
}

.project--square {
  grid-column: 1 / span 5;
  margin-top: -2rem;
}

.project--square .project__media {
  aspect-ratio: 1;
}

.project--float {
  grid-column: 7 / span 5;
  margin-top: 6rem;
  justify-self: end;
  width: 100%;
  max-width: 22rem;
}

.project--float .project__media {
  aspect-ratio: 5 / 4;
}

.project--full {
  grid-column: 1 / -1;
  margin-top: 2rem;
}

.project--full .project__media {
  aspect-ratio: 21 / 9;
}

@media (max-width: 960px) {
  .showcase__grid {
    grid-template-columns: 1fr 1fr;
  }

  .project--landscape,
  .project--portrait,
  .project--square,
  .project--float,
  .project--full {
    grid-column: auto;
    margin-top: 0;
    max-width: none;
    justify-self: stretch;
  }

  .project--landscape {
    grid-column: 1 / -1;
  }

  .project--full {
    grid-column: 1 / -1;
  }

  .project--float {
    grid-column: 1 / -1;
    max-width: 28rem;
  }
}

@media (max-width: 640px) {
  .showcase__grid {
    grid-template-columns: 1fr;
  }

  .project--landscape,
  .project--portrait,
  .project--square,
  .project--float,
  .project--full {
    grid-column: 1;
  }

  .project--full .project__media {
    aspect-ratio: 16 / 10;
  }
}

/* --------------------------------------------------------------------------
   9. Split Archive
   -------------------------------------------------------------------------- */
.archive {
  display: grid;
  grid-template-columns: 1fr 1px 1fr;
  min-height: 85vh;
}

.archive__left,
.archive__right {
  padding: var(--pad-y) var(--pad);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.archive__left {
  background: var(--graphite);
  color: var(--text-light);
}

.archive__right {
  background: var(--pure);
  color: var(--text);
}

.archive__divider {
  background: var(--lime);
  width: 1px;
}

.archive__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6.5rem);
  font-weight: 400;
  line-height: 0.92;
  letter-spacing: -0.04em;
  margin: 1.5rem 0 1.75rem;
}

.archive__note {
  max-width: 22rem;
  font-size: 0.9375rem;
  font-weight: 300;
  color: rgba(247, 247, 244, 0.5);
  line-height: 1.7;
}

.archive__years {
  display: flex;
  flex-direction: column;
}

.archive__year {
  border-bottom: 1px solid var(--border-light);
}

.archive__year:first-child {
  border-top: 1px solid var(--border-light);
}

.archive__year-btn {
  display: block;
  width: 100%;
  padding: 1.5rem 0;
  transition: padding 0.5s var(--ease);
}

.archive__year-num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1;
  transition: color 0.4s, transform 0.5s var(--ease);
}

.archive__year-desc {
  display: block;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 300;
  color: rgba(17, 18, 20, 0.65);
  line-height: 1.6;
  transform: translateY(0.5rem);
  transition:
    max-height 0.55s var(--ease),
    opacity 0.45s var(--ease),
    margin 0.55s var(--ease),
    transform 0.45s var(--ease);
}

.archive__year-btn:hover .archive__year-num,
.archive__year-btn:focus-visible .archive__year-num {
  color: var(--text);
  transform: translateX(0.5rem);
}

.archive__year-btn:hover .archive__year-desc,
.archive__year-btn:focus-visible .archive__year-desc {
  max-height: 5rem;
  opacity: 1;
  margin-top: 0.75rem;
  transform: translateY(0);
}

@media (max-width: 800px) {
  .archive {
    grid-template-columns: 1fr;
    grid-template-rows: auto 2px auto;
  }

  .archive__divider {
    width: 100%;
    height: 2px;
  }

  .archive__left,
  .archive__right {
    min-height: auto;
    padding-block: 4.5rem;
  }
}

/* --------------------------------------------------------------------------
   10. Metrics
   -------------------------------------------------------------------------- */
.metrics {
  padding: var(--pad-y) var(--pad);
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.metrics__header {
  max-width: var(--max);
  margin: 0 auto 4rem;
  width: 100%;
}

.metrics__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  font-weight: 400;
  margin-top: 1rem;
  color: var(--text-light);
}

.metrics__grid {
  max-width: var(--max);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.metrics__item {
  padding: 2.5rem 0;
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
  padding-right: 1.5rem;
}

.metrics__item + .metrics__item {
  border-left: 1px solid var(--border-dark);
  padding-left: 1.5rem;
}

.metrics__value {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 6.5vw, 5.5rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text-light);
}

.metrics__plus {
  color: var(--lime);
  font-size: 0.55em;
  vertical-align: super;
}

.metrics__label {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(247, 247, 244, 0.4);
  margin-top: 1rem;
}

@media (max-width: 800px) {
  .metrics__grid {
    grid-template-columns: 1fr 1fr;
  }

  .metrics__item {
    border: none;
    border-top: 1px solid var(--border-dark);
    padding: 2rem 1rem 2rem 0;
  }

  .metrics__item + .metrics__item {
    border-left: none;
    padding-left: 0;
  }

  .metrics__item:nth-child(odd) {
    padding-right: 1rem;
    border-right: 1px solid var(--border-dark);
  }

  .metrics__item:nth-child(n + 3) {
    border-bottom: 1px solid var(--border-dark);
  }
}

@media (max-width: 480px) {
  .metrics__grid {
    grid-template-columns: 1fr;
  }

  .metrics__item:nth-child(odd) {
    border-right: none;
    padding-right: 0;
  }

  .metrics__item {
    border-bottom: 1px solid var(--border-dark);
  }
}

/* --------------------------------------------------------------------------
   11. Stories
   -------------------------------------------------------------------------- */
.stories {
  padding: var(--pad-y) var(--pad);
}

.stories__header {
  max-width: var(--max);
  margin: 0 auto 4rem;
}

.stories__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  margin-top: 1rem;
}

.stories__list {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(3.5rem, 8vw, 6rem);
}

.story {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
  padding-bottom: clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--border-light);
}

.story:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.story--right {
  direction: rtl;
}

.story--right > * {
  direction: ltr;
}

.story--right .story__quote,
.story--right .story__cite {
  text-align: right;
}

.story__portrait {
  width: clamp(4.5rem, 10vw, 6.5rem);
  height: clamp(4.5rem, 10vw, 6.5rem);
  overflow: hidden;
  flex-shrink: 0;
}

.story__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1);
}

.story__quote {
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 3.2vw, 2.375rem);
  font-weight: 400;
  line-height: 1.28;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 28ch;
  margin-bottom: 1.5rem;
}

.story--right .story__quote {
  margin-left: auto;
}

.story__name {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  font-style: normal;
}

.story__role {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--stone);
  margin-top: 0.35rem;
}

@media (max-width: 640px) {
  .story,
  .story--right {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .story--right .story__quote,
  .story--right .story__cite {
    text-align: left;
  }

  .story--right .story__quote {
    margin-left: 0;
  }
}

/* --------------------------------------------------------------------------
   12. Membership
   -------------------------------------------------------------------------- */
.membership {
  padding: var(--pad-y) var(--pad);
}

.membership__header {
  max-width: var(--max);
  margin: 0 auto 3.5rem;
  text-align: left;
}

.membership__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  margin: 1rem 0 1rem;
  color: var(--text-light);
}

.membership__intro {
  max-width: 28rem;
  font-weight: 300;
  color: rgba(247, 247, 244, 0.5);
}

.membership__tiers {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-dark);
  border: 1px solid var(--border-dark);
}

.tier {
  background: var(--graphite);
  padding: clamp(2rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: background 0.5s var(--ease);
}

.tier:hover {
  background: #151619;
}

.tier--select {
  background: var(--ink);
  outline: 1px solid var(--lime);
  outline-offset: -1px;
  z-index: 1;
}

.tier--select:hover {
  background: #0c0d0f;
}

.tier__popular {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-family: var(--font-ui);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--ink);
  background: var(--lime);
  padding: 0.3rem 0.55rem;
}

.tier__name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.tier__tag {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(247, 247, 244, 0.4);
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-dark);
}

.tier__benefits {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin-bottom: 2.5rem;
  flex-grow: 1;
}

.tier__benefits li {
  font-size: 0.9375rem;
  font-weight: 300;
  color: rgba(247, 247, 244, 0.7);
  padding-left: 1.25rem;
  position: relative;
}

.tier__benefits li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.5rem;
  height: 1px;
  background: var(--lime);
}

.tier__cta {
  align-self: flex-start;
}

@media (max-width: 800px) {
  .membership__tiers {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   13. Final Statement
   -------------------------------------------------------------------------- */
.statement {
  padding: var(--pad-y) var(--pad);
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  position: relative;
}

.statement__letter {
  position: absolute;
  right: -8vw;
  bottom: -12%;
  font-family: var(--font-display);
  font-size: clamp(20rem, 48vw, 42rem);
  font-weight: 400;
  line-height: 0.75;
  color: transparent;
  -webkit-text-stroke: 1px rgba(17, 18, 20, 0.12);
  pointer-events: none;
  user-select: none;
}

.statement__accent {
  position: absolute;
  left: var(--pad);
  top: 22%;
  width: 4rem;
  height: 4rem;
  border: 1px solid var(--lime);
  border-radius: 50%;
  animation: circle-breathe 7s ease-in-out infinite alternate;
}

.statement__inner {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 0 auto;
  width: 100%;
}

.statement__headline {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 7.5vw, 6rem);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.035em;
  max-width: 12ch;
  margin: 1.5rem 0 1.5rem;
}

.statement__support {
  max-width: 26rem;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  font-weight: 300;
  color: rgba(17, 18, 20, 0.65);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
   14. Footer
   -------------------------------------------------------------------------- */
.footer {
  padding: 0 var(--pad) 2.5rem;
}

.footer__accent-line {
  height: 1px;
  background: var(--lime);
  margin-bottom: clamp(3rem, 7vw, 5rem);
}

.footer__top {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  padding-bottom: 4rem;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 0.9;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.footer__tagline {
  font-family: var(--font-serif);
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  font-style: italic;
  color: rgba(247, 247, 244, 0.45);
}

.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-content: start;
  padding-top: 0.75rem;
}

.footer__heading {
  font-family: var(--font-ui);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(247, 247, 244, 0.35);
  margin-bottom: 1.25rem;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer__col a {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 300;
  color: rgba(247, 247, 244, 0.7);
  transition: color 0.35s;
}

.footer__col a:hover,
.footer__col a:focus-visible {
  color: var(--lime);
}

.footer__bottom {
  max-width: var(--max);
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid var(--border-dark);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 800px) {
  .footer__top {
    grid-template-columns: 1fr;
  }

  .footer__cols {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 480px) {
  .footer__cols {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

/* --------------------------------------------------------------------------
   15. Animations
   -------------------------------------------------------------------------- */
@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(2.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes line-grow {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

@keyframes scroll-pulse {
  0%,
  100% {
    opacity: 0.35;
    transform: scaleY(0.7);
    transform-origin: top;
  }
  50% {
    opacity: 1;
    transform: scaleY(1);
    transform-origin: top;
  }
}

@keyframes letter-drift {
  from {
    transform: translateY(-52%) translateX(0);
  }
  to {
    transform: translateY(-48%) translateX(-1.5vw);
  }
}

@keyframes circle-breathe {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.06);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus visibility */
:focus-visible {
  outline: 1px solid var(--lime);
  outline-offset: 3px;
}

.site-header :focus-visible {
  outline-color: #fff;
}