/* ==========================================================================
   GAVUQ.SITE — Dark Archive
   Darkness with Structure
   ========================================================================== */

:root {
  --carbon: #080909;
  --graphite: #111313;
  --surface: #181B1B;
  --brass: #C7A86B;
  --rust: #B85C45;
  --bone: #E3D7B8;
  --mineral: #66706E;
  --border: #303432;
  --text: #F0ECE3;
  --text-muted: #8E918D;

  --grad-carbon: linear-gradient(135deg, #080909 0%, #1B1D1D 60%, #66706E 100%);
  --grad-brass: linear-gradient(135deg, #181B1B 0%, #4A3D27 55%, #C7A86B 100%);
  --grad-rust: linear-gradient(135deg, #080909 0%, #3A211C 65%, #B85C45 100%);
  --grad-mineral: linear-gradient(145deg, #111313 0%, #27302E 50%, #66706E 100%);

  --font-display: "Archivo", sans-serif;
  --font-secondary: "Space Grotesk", sans-serif;
  --font-ui: "Inter", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --radius: 4px;
  --radius-lg: 8px;
  --space: clamp(1.25rem, 3vw, 2.5rem);
  --section-y: clamp(5rem, 12vw, 9rem);
  --max: 72rem;
  --max-wide: 84rem;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.55s;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--carbon);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

button {
  font: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

:focus-visible {
  outline: 1px solid var(--brass);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--brass);
  color: var(--carbon);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: top 0.2s var(--ease);
}

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

/* Shared */
.mono {
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.label {
  font-family: var(--font-mono);
  font-size: clamp(0.65rem, 0.9vw, 0.72rem);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.section-inner {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.section-inner--wide {
  width: min(100% - 2.5rem, var(--max-wide));
}

.section-head {
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.section-head--center {
  text-align: center;
}

.section-title {
  margin-top: 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.98;
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.6rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition:
    background var(--duration) var(--ease),
    border-color var(--duration) var(--ease),
    color var(--duration) var(--ease),
    transform var(--duration) var(--ease),
    box-shadow var(--duration) var(--ease);
}

.btn--brass {
  background: var(--brass);
  border-color: var(--brass);
  color: var(--carbon);
}

.btn--brass:hover {
  background: var(--bone);
  border-color: var(--bone);
  transform: translateY(-1px);
  box-shadow: 0 10px 30px rgb(199 168 107 / 0.18);
}

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

.btn--ghost:hover {
  border-color: var(--brass);
  color: var(--brass);
}

.btn--large {
  min-height: 3.4rem;
  padding-inline: 2.2rem;
}

/* ==========================================================================
   1. HERO — Dark Entrance
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding:
    clamp(1.25rem, 3vw, 2rem)
    clamp(1.25rem, 3vw, 2.5rem)
    clamp(1.5rem, 3vw, 2rem);
  background:
    radial-gradient(ellipse 70% 50% at 75% 40%, rgb(102 112 110 / 0.12), transparent 55%),
    radial-gradient(ellipse 40% 35% at 15% 80%, rgb(184 92 69 / 0.08), transparent 50%),
    var(--carbon);
  overflow: hidden;
}

.hero__grain {
  pointer-events: none;
  position: absolute;
  inset: 0;
  opacity: 0.045;
  background-image:
    repeating-linear-gradient(
      0deg,
      rgb(240 236 227 / 0.05) 0,
      rgb(240 236 227 / 0.05) 1px,
      transparent 1px,
      transparent 3px
    ),
    repeating-linear-gradient(
      90deg,
      rgb(240 236 227 / 0.035) 0,
      rgb(240 236 227 / 0.035) 1px,
      transparent 1px,
      transparent 4px
    );
  mix-blend-mode: soft-light;
}

.hero__nav {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.45rem);
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero__meta {
  font-size: 0.68rem;
  color: var(--text-muted);
}

.hero__stage {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding-block: clamp(2rem, 6vh, 4rem);
}

.hero__copy {
  max-width: 34rem;
  animation: rise 1.1s var(--ease) both;
}

.hero__copy .label {
  margin-bottom: 1.25rem;
  color: var(--mineral);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 9vw, 7.5rem);
  font-weight: 800;
  letter-spacing: -0.045em;
  line-height: 0.88;
  text-transform: uppercase;
}

.hero__lede {
  margin-top: 1.5rem;
  max-width: 28rem;
  color: var(--text-muted);
  font-family: var(--font-secondary);
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: 1.65;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2.25rem;
}

.hero__footer {
  position: relative;
  z-index: 2;
  font-size: 0.68rem;
  color: var(--text-muted);
  letter-spacing: 0.16em;
}

/* Hero Installation Artwork */
.hero__artwork {
  position: relative;
  min-height: clamp(22rem, 52vh, 34rem);
  animation: rise 1.25s 0.12s var(--ease) both;
}

.install {
  position: absolute;
  inset: 0;
  perspective: 900px;
  transform-style: preserve-3d;
}

.install__grid {
  position: absolute;
  inset: 8% 6% 12% 10%;
  background-image:
    linear-gradient(rgb(48 52 50 / 0.55) 1px, transparent 1px),
    linear-gradient(90deg, rgb(48 52 50 / 0.55) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(135deg, black 20%, transparent 85%);
  opacity: 0.55;
}

.install__plane {
  position: absolute;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: 0 30px 60px rgb(0 0 0 / 0.45);
}

.install__plane--a {
  inset: 12% 18% 28% 8%;
  background: linear-gradient(160deg, #141616 0%, #0c0d0d 100%);
  transform: rotateX(8deg) rotateY(-12deg);
}

.install__plane--b {
  inset: 28% 8% 18% 34%;
  background: linear-gradient(145deg, #1a1d1d 0%, #101212 70%, #1f2322 100%);
  transform: rotateX(4deg) rotateY(8deg) translateZ(20px);
  opacity: 0.92;
}

.install__plane--c {
  width: 34%;
  height: 42%;
  top: 18%;
  right: 14%;
  background: var(--grad-carbon);
  border-color: rgb(102 112 110 / 0.35);
  transform: rotate(-4deg);
}

.install__rust {
  position: absolute;
  width: 9%;
  height: 58%;
  top: 20%;
  left: 46%;
  background: var(--grad-rust);
  box-shadow: 0 0 40px rgb(184 92 69 / 0.2);
  transform: skewY(-2deg);
}

.install__mineral {
  position: absolute;
  width: 38%;
  height: 28%;
  bottom: 22%;
  left: 18%;
  background: rgb(102 112 110 / 0.22);
  border: 1px solid rgb(102 112 110 / 0.35);
  backdrop-filter: blur(6px);
  transform: rotate(-8deg);
}

.install__ring {
  position: absolute;
  border: 1px solid rgb(199 168 107 / 0.55);
  border-radius: 50%;
  animation: spin-slow 48s linear infinite;
}

.install__ring--lg {
  width: min(72%, 22rem);
  aspect-ratio: 1;
  top: 14%;
  right: 8%;
  border-color: rgb(199 168 107 / 0.35);
}

.install__ring--md {
  width: min(48%, 14rem);
  aspect-ratio: 1;
  top: 24%;
  right: 18%;
  border-color: rgb(199 168 107 / 0.5);
  animation-duration: 36s;
  animation-direction: reverse;
}

.install__ring--sm {
  width: min(24%, 7rem);
  aspect-ratio: 1;
  top: 34%;
  right: 28%;
  border-color: rgb(199 168 107 / 0.7);
  animation-duration: 24s;
}

.install__dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brass);
  box-shadow: 0 0 12px rgb(199 168 107 / 0.45);
}

.install__dot--1 { top: 16%; left: 22%; }
.install__dot--2 { top: 42%; right: 12%; background: var(--bone); }
.install__dot--3 { bottom: 26%; left: 38%; background: var(--rust); box-shadow: 0 0 12px rgb(184 92 69 / 0.4); }
.install__dot--4 { top: 58%; right: 36%; width: 4px; height: 4px; }

.install__num {
  position: absolute;
  right: 4%;
  bottom: 8%;
  font-family: var(--font-display);
  font-size: clamp(6rem, 16vw, 11rem);
  font-weight: 800;
  line-height: 0.8;
  letter-spacing: -0.06em;
  color: rgb(240 236 227 / 0.05);
  user-select: none;
}

.install__label {
  position: absolute;
  font-size: 0.58rem;
  color: var(--text-muted);
  letter-spacing: 0.14em;
}

.install__label--1 { top: 10%; left: 10%; }
.install__label--2 { top: 48%; right: 2%; }
.install__label--3 { bottom: 18%; left: 8%; color: var(--mineral); }
.install__label--4 { top: 8%; right: 20%; color: var(--brass); }

/* ==========================================================================
   2. MANIFESTO
   ========================================================================== */

.manifesto {
  position: relative;
  padding-block: var(--section-y);
  background: var(--graphite);
  overflow: hidden;
  border-block: 1px solid var(--border);
}

.manifesto .section-inner {
  position: relative;
  z-index: 1;
  max-width: 48rem;
}

.manifesto__title {
  margin-top: 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.manifesto__text {
  margin-top: 1.75rem;
  max-width: 34rem;
  color: var(--text-muted);
  font-family: var(--font-secondary);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.7;
}

.manifesto__rule {
  margin-top: 3rem;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--brass), transparent 85%);
  transform-origin: left center;
  animation: line-grow 1.8s var(--ease) both;
}

.manifesto__ghost {
  position: absolute;
  right: -4%;
  bottom: -18%;
  font-family: var(--font-display);
  font-size: clamp(5rem, 18vw, 14rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.8;
  color: rgb(240 236 227 / 0.03);
  user-select: none;
  pointer-events: none;
}

/* ==========================================================================
   3. ARCHIVE INDEX
   ========================================================================== */

.index {
  padding-block: var(--section-y);
  background: var(--carbon);
}

.index__list {
  border-top: 1px solid var(--border);
}

.index__row {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr) 8rem 2.5rem;
  gap: 1.25rem;
  align-items: center;
  padding: clamp(1.4rem, 3vw, 2rem) 0.5rem;
  border-bottom: 1px solid var(--border);
  transition:
    background var(--duration) var(--ease),
    border-color var(--duration) var(--ease),
    padding var(--duration) var(--ease);
}

.index__list > li {
  position: relative;
}

.index__list > li::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--brass);
  transition: width 0.7s var(--ease);
}

.index__list > li:hover::after,
.index__list > li:focus-within::after {
  width: 100%;
}

.index__row:hover,
.index__row:focus-visible {
  background: rgb(24 27 27 / 0.85);
  border-bottom-color: transparent;
}

.index__num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--text-muted);
  transition: color var(--duration) var(--ease);
}

.index__row:hover .index__num,
.index__row:focus-visible .index__num {
  color: var(--brass);
}

.index__title {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: uppercase;
}

.index__desc {
  display: block;
  margin-top: 0.35rem;
  color: var(--text-muted);
  font-family: var(--font-secondary);
  font-size: 0.98rem;
}

.index__code {
  font-size: 0.65rem;
  color: var(--mineral);
  justify-self: end;
}

.index__arrow {
  font-size: 1.25rem;
  color: var(--text-muted);
  transition: transform var(--duration) var(--ease), color var(--duration) var(--ease);
}

.index__row:hover .index__arrow,
.index__row:focus-visible .index__arrow {
  color: var(--brass);
  transform: translateX(0.4rem);
}

/* ==========================================================================
   4. MATERIAL STUDIES
   ========================================================================== */

.materials {
  padding-block: var(--section-y);
  background:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgb(26 29 29 / 0.9), transparent 60%),
    var(--graphite);
  border-block: 1px solid var(--border);
}

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

.mat {
  position: relative;
  min-height: clamp(14rem, 28vw, 18rem);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
  transition:
    border-color var(--duration) var(--ease),
    transform var(--duration) var(--ease);
}

.mat:hover {
  border-color: rgb(199 168 107 / 0.45);
  transform: translateY(-3px);
}

.mat__surface {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.mat__name,
.mat__meta {
  position: relative;
  z-index: 1;
}

.mat__name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.mat__meta {
  margin-top: 0.35rem;
  font-size: 0.62rem;
  color: var(--text-muted);
}

/* Material treatments */
.mat--carbon .mat__surface {
  background:
    radial-gradient(circle at 30% 20%, rgb(80 80 80 / 0.25), transparent 40%),
    linear-gradient(160deg, #121414 0%, #080909 55%, #1a1c1c 100%);
}

.mat--carbon .mat__surface::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    115deg,
    transparent 0 2px,
    rgb(255 255 255 / 0.015) 2px 3px
  );
}

.mat--steel .mat__surface {
  background:
    linear-gradient(120deg, #1c2020 0%, #2a3030 35%, #141818 70%, #2d3434 100%);
}

.mat--steel .mat__surface::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    transparent 35%,
    rgb(227 215 184 / 0.12) 48%,
    transparent 62%
  );
  animation: sheen 7s ease-in-out infinite;
}

.mat--stone .mat__surface {
  background:
    radial-gradient(ellipse at 70% 30%, #2a2e2c 0%, transparent 45%),
    radial-gradient(ellipse at 20% 80%, #1a1e1c 0%, transparent 40%),
    linear-gradient(180deg, #171a19 0%, #101313 100%);
}

.mat--glass .mat__surface {
  background:
    linear-gradient(145deg, rgb(102 112 110 / 0.28), rgb(24 27 27 / 0.1)),
    linear-gradient(180deg, #151818, #0d0f0f);
}

.mat--glass .mat__surface::after {
  content: "";
  position: absolute;
  inset: 12% 18% 28% 12%;
  border: 1px solid rgb(227 215 184 / 0.15);
  background: rgb(240 236 227 / 0.03);
  backdrop-filter: blur(8px);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.06);
}

.mat--rust .mat__surface {
  background: var(--grad-rust);
}

.mat--rust .mat__surface::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 60% 40%, rgb(184 92 69 / 0.45), transparent 40%),
    radial-gradient(circle at 20% 80%, rgb(58 33 28 / 0.8), transparent 35%);
  mix-blend-mode: soft-light;
}

.mat--brass .mat__surface {
  background: var(--grad-brass);
}

.mat--brass .mat__surface::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    transparent 30%,
    rgb(227 215 184 / 0.28) 50%,
    transparent 70%
  );
  animation: sheen 8s 1s ease-in-out infinite;
}

/* ==========================================================================
   5. SIGNAL ROOM
   ========================================================================== */

.signal {
  padding-block: var(--section-y);
  background: #050606;
  border-block: 1px solid var(--border);
}

.radar {
  position: relative;
  width: min(100%, 36rem);
  margin: 0 auto;
  aspect-ratio: 1;
}

.radar__field {
  position: absolute;
  inset: 12%;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, rgb(24 27 27 / 0.65) 0%, transparent 62%),
    var(--carbon);
  border: 1px solid var(--border);
  overflow: hidden;
}

.radar__ring {
  position: absolute;
  inset: 50%;
  border: 1px solid rgb(48 52 50 / 0.9);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.radar__ring--1 { width: 22%; height: 22%; }
.radar__ring--2 { width: 44%; height: 44%; border-color: rgb(102 112 110 / 0.35); }
.radar__ring--3 { width: 66%; height: 66%; }
.radar__ring--4 { width: 88%; height: 88%; border-color: rgb(199 168 107 / 0.25); }

.radar__line {
  position: absolute;
  background: rgb(48 52 50 / 0.85);
}

.radar__line--h {
  left: 6%;
  right: 6%;
  top: 50%;
  height: 1px;
}

.radar__line--v {
  top: 6%;
  bottom: 6%;
  left: 50%;
  width: 1px;
}

.radar__sweep {
  position: absolute;
  inset: 6%;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgb(199 168 107 / 0.14) 40deg,
    transparent 70deg
  );
  animation: radar-spin 10s linear infinite;
}

.radar__point {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.radar__point--brass {
  top: 28%;
  left: 62%;
  background: var(--brass);
  box-shadow: 0 0 16px rgb(199 168 107 / 0.55);
  animation: pulse-dot 3.5s ease-in-out infinite;
}

.radar__point--rust {
  bottom: 32%;
  left: 30%;
  width: 6px;
  height: 6px;
  background: var(--rust);
  box-shadow: 0 0 14px rgb(184 92 69 / 0.5);
  animation: pulse-dot 4.2s 0.8s ease-in-out infinite;
}

.radar__tag {
  position: absolute;
  font-size: 0.62rem;
  color: var(--text-muted);
}

.radar__tag--1 { top: 4%; left: 50%; transform: translateX(-50%); color: var(--brass); }
.radar__tag--2 { top: 50%; right: 0; transform: translateY(-50%); }
.radar__tag--3 { bottom: 4%; left: 50%; transform: translateX(-50%); }
.radar__tag--4 { top: 50%; left: 0; transform: translateY(-50%); color: var(--mineral); }

/* ==========================================================================
   6. COLLECTION
   ========================================================================== */

.collection {
  padding-block: var(--section-y);
  background: var(--carbon);
}

.collection__list {
  display: grid;
  gap: clamp(3.5rem, 8vw, 6.5rem);
}

.entry {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}

.entry--reverse {
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
}

.entry--reverse .entry__visual {
  order: 2;
}

.entry--reverse .entry__content {
  order: 1;
}

.entry__visual {
  position: relative;
  min-height: clamp(16rem, 36vw, 24rem);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}

.entry__visual::before,
.entry__visual::after {
  content: "";
  position: absolute;
}

.entry__visual--1 {
  background: var(--grad-carbon);
}

.entry__visual--1::before {
  inset: 18% 22% 28% 14%;
  border: 1px solid rgb(199 168 107 / 0.4);
  border-radius: 50%;
  animation: spin-slow 40s linear infinite;
}

.entry__visual--1::after {
  width: 18%;
  height: 55%;
  top: 22%;
  right: 24%;
  background: rgb(184 92 69 / 0.7);
}

.entry__visual--2 {
  background:
    linear-gradient(135deg, #0a0b0b 0%, #181b1b 45%, #0d1010 100%);
}

.entry__visual--2::before {
  inset: 0;
  background:
    linear-gradient(90deg, transparent 0 48%, rgb(48 52 50 / 0.8) 48% 49%, transparent 49%),
    linear-gradient(0deg, transparent 0 48%, rgb(48 52 50 / 0.8) 48% 49%, transparent 49%);
}

.entry__visual--2::after {
  width: 42%;
  height: 42%;
  top: 29%;
  left: 29%;
  background: rgb(102 112 110 / 0.25);
  border: 1px solid var(--border);
}

.entry__visual--3 {
  background: var(--grad-mineral);
}

.entry__visual--3::before {
  width: 70%;
  height: 1px;
  top: 50%;
  left: 15%;
  background: rgb(227 215 184 / 0.35);
}

.entry__visual--3::after {
  width: 28%;
  aspect-ratio: 1;
  top: 36%;
  left: 36%;
  border: 1px solid rgb(199 168 107 / 0.5);
  border-radius: 50%;
  box-shadow: 0 0 40px rgb(199 168 107 / 0.12);
}

.entry__visual--4 {
  background: var(--grad-rust);
}

.entry__visual--4::before {
  inset: 20% 15% 20% 45%;
  background: rgb(8 9 9 / 0.55);
  border: 1px solid rgb(48 52 50 / 0.8);
}

.entry__visual--4::after {
  width: 10px;
  height: 10px;
  top: 22%;
  right: 18%;
  border-radius: 50%;
  background: var(--bone);
  box-shadow: 0 0 20px rgb(227 215 184 / 0.35);
}

.entry__content .label {
  margin-bottom: 1rem;
}

.entry__title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  text-transform: uppercase;
}

.entry__desc {
  margin-top: 1rem;
  max-width: 28rem;
  color: var(--text-muted);
  font-family: var(--font-secondary);
  font-size: 1.05rem;
}

.entry__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.entry__meta time {
  font-size: 0.68rem;
  color: var(--mineral);
}

.entry__link {
  font-family: var(--font-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bone);
  transition: color var(--duration) var(--ease);
}

.entry__link span {
  display: inline-block;
  transition: transform var(--duration) var(--ease);
}

.entry__link:hover {
  color: var(--brass);
}

.entry__link:hover span {
  transform: translateX(0.35rem);
}

/* ==========================================================================
   7. ARCHIVE STORIES
   ========================================================================== */

.stories {
  padding-block: var(--section-y);
  background: var(--graphite);
  border-block: 1px solid var(--border);
}

.stories__list {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--border);
}

.story {
  padding: clamp(2.25rem, 5vw, 3.5rem) 0;
  border-bottom: 1px solid var(--border);
}

.story__num {
  font-size: 0.65rem;
  color: var(--mineral);
  margin-bottom: 1rem;
}

.story__title {
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4.5vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.05;
  text-transform: uppercase;
}

.story__desc {
  margin-top: 1.15rem;
  max-width: 36rem;
  color: var(--text-muted);
  font-family: var(--font-secondary);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
}

.story__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1.75rem;
  font-family: var(--font-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brass);
}

.story__link span {
  transition: transform var(--duration) var(--ease);
}

.story__link:hover span {
  transform: translateX(0.35rem);
}

/* ==========================================================================
   8. ACCESS
   ========================================================================== */

.access {
  padding-block: var(--section-y);
  background: var(--carbon);
}

.access__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  align-items: stretch;
}

.tier {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: border-color var(--duration) var(--ease), transform var(--duration) var(--ease);
}

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

.tier--featured {
  border-color: rgb(199 168 107 / 0.55);
  background:
    linear-gradient(180deg, rgb(199 168 107 / 0.08), transparent 40%),
    var(--surface);
  box-shadow: 0 20px 50px rgb(0 0 0 / 0.35);
}

.tier__label {
  font-size: 0.62rem;
  color: var(--text-muted);
}

.tier--featured .tier__label {
  color: var(--brass);
}

.tier__name {
  margin-top: 1.25rem;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.tier--featured .tier__name {
  color: var(--brass);
}

.tier__desc {
  margin-top: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-secondary);
}

.tier__list {
  margin: 1.75rem 0 2rem;
  display: grid;
  gap: 0.7rem;
  flex: 1;
}

.tier__list li {
  position: relative;
  padding-left: 1rem;
  color: var(--bone);
  font-size: 0.95rem;
}

.tier__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.35rem;
  height: 1px;
  background: var(--mineral);
}

.tier--featured .tier__list li::before {
  background: var(--brass);
}

.tier .btn {
  align-self: flex-start;
  margin-top: auto;
}

/* ==========================================================================
   9. FINAL CHAMBER
   ========================================================================== */

.chamber {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  padding: var(--section-y) 1.25rem;
  background: #040505;
  overflow: hidden;
  text-align: center;
}

.chamber__glow {
  position: absolute;
  width: 40%;
  height: 50%;
  right: -8%;
  bottom: -10%;
  background: radial-gradient(circle, rgb(184 92 69 / 0.22), transparent 65%);
  filter: blur(10px);
  pointer-events: none;
}

.chamber__ring {
  position: absolute;
  width: min(90vw, 42rem);
  aspect-ratio: 1;
  border: 1px solid rgb(199 168 107 / 0.28);
  border-radius: 50%;
  box-shadow:
    inset 0 0 80px rgb(199 168 107 / 0.05),
    0 0 80px rgb(199 168 107 / 0.05);
  animation: spin-slow 60s linear infinite;
  pointer-events: none;
}

.chamber__ring::before {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgb(199 168 107 / 0.18);
  border-radius: 50%;
}

.chamber__inner {
  position: relative;
  z-index: 1;
  max-width: 48rem;
}

.chamber__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 7vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.98;
  text-transform: uppercase;
}

.chamber__text {
  margin: 1.5rem auto 2.5rem;
  max-width: 32rem;
  color: var(--text-muted);
  font-family: var(--font-secondary);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
}

/* ==========================================================================
   10. FOOTER
   ========================================================================== */

.footer {
  background: #040505;
  padding: clamp(3rem, 7vw, 5rem) 0 2rem;
}

.footer__rule {
  width: min(100% - 2.5rem, var(--max-wide));
  height: 1px;
  margin: 0 auto 3rem;
  background: linear-gradient(90deg, transparent, var(--brass), transparent);
}

.footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.4fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 0.9;
}

.footer__tag {
  margin-top: 1rem;
  color: var(--text-muted);
  font-family: var(--font-secondary);
  font-size: 1.1rem;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.footer__heading {
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: var(--mineral);
}

.footer__col ul {
  display: grid;
  gap: 0.65rem;
}

.footer__col a {
  color: var(--text-muted);
  font-family: var(--font-secondary);
  font-size: 0.95rem;
  transition: color var(--duration) var(--ease);
}

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

.footer__bottom {
  width: min(100% - 2.5rem, var(--max-wide));
  margin: 3rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.65rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(1.25rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin-slow {
  to {
    transform: rotate(360deg);
  }
}

@keyframes radar-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse-dot {
  0%,
  100% {
    opacity: 0.55;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.25);
  }
}

@keyframes sheen {
  0%,
  100% {
    transform: translateX(-18%);
    opacity: 0.35;
  }
  50% {
    transform: translateX(18%);
    opacity: 0.8;
  }
}

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

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1100px) {
  .hero__stage {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .hero__artwork {
    min-height: clamp(18rem, 48vw, 26rem);
    max-width: 40rem;
  }

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

  .entry,
  .entry--reverse {
    grid-template-columns: 1fr;
  }

  .entry--reverse .entry__visual,
  .entry--reverse .entry__content {
    order: initial;
  }
}

@media (max-width: 820px) {
  .access__grid {
    grid-template-columns: 1fr;
  }

  .tier--featured {
    order: -1;
  }

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

  .index__row {
    grid-template-columns: 3.5rem minmax(0, 1fr) 2rem;
    gap: 0.85rem;
  }

  .index__code {
    display: none;
  }

  .install__label--2,
  .install__label--4 {
    display: none;
  }
}

@media (max-width: 600px) {
  .section-inner,
  .section-inner--wide {
    width: min(100% - 1.5rem, var(--max-wide));
  }

  .hero {
    padding-inline: 1.15rem;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }

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

  .index__row {
    grid-template-columns: 1fr auto;
    grid-template-areas:
      "num arrow"
      "body body";
    padding-block: 1.35rem;
  }

  .index__num { grid-area: num; }
  .index__body { grid-area: body; }
  .index__arrow { grid-area: arrow; align-self: start; }

  .radar__tag--2,
  .radar__tag--4 {
    display: none;
  }

  .footer__nav {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .install__plane--c {
    width: 42%;
    height: 36%;
  }

  .install__mineral {
    width: 48%;
  }

  .chamber__title {
    font-size: clamp(2.1rem, 11vw, 3rem);
  }
}

/* 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;
  }

  .hero__copy,
  .hero__artwork {
    animation: none;
  }
}