:root {
  --bg: #0b0f14;
  --bg-soft: #111722;
  --panel: rgba(20, 26, 38, 0.82);
  --panel-strong: #151d2a;
  --text: #f2f4f8;
  --muted: #b5bfcc;
  --line: rgba(255,255,255,0.08);
  --accent: #f0b24f;
  --accent-2: #ffd38d;
  --danger: #ef6f6c;
  --success: #85dcb8;
  --radius: 22px;
  --radius-sm: 14px;
  --shadow: 0 24px 80px rgba(0,0,0,0.35);
  --max: 1180px;
  --transition: 260ms cubic-bezier(.2,.8,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(240,178,79,0.08), transparent 35%),
    radial-gradient(circle at bottom left, rgba(255,211,141,0.06), transparent 25%),
    linear-gradient(180deg, #0a0e14 0%, #0d121a 40%, #0a0f15 100%);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p { color: var(--muted); margin: 0 0 1rem; }
h1,h2,h3,h4 {
  margin: 0 0 1rem;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h1, .display {
  font-family: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  font-weight: 700;
}

.container {
  width: min(calc(100% - 2rem), var(--max));
  margin: 0 auto;
}

.section {
  padding: 92px 0;
  position: relative;
}

.section-header {
  max-width: 760px;
  margin-bottom: 2rem;
}
.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .45rem .8rem;
  border: 1px solid rgba(240,178,79,0.18);
  border-radius: 999px;
  color: var(--accent-2);
  background: rgba(240,178,79,0.08);
  margin-bottom: 1rem;
  font-size: .92rem;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
}
.section-lead {
  font-size: 1.08rem;
  max-width: 68ch;
}

.glow-line {
  width: 120px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  margin: 1rem 0 1.4rem;
  position: relative;
  overflow: hidden;
}
.glow-line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.7), transparent);
  animation: sweep 3s linear infinite;
}
@keyframes sweep {
  from { transform: translateX(-140%); }
  to { transform: translateX(140%); }
}

.progress-bar {
  position: fixed;
  inset: 0 auto auto 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  z-index: 300;
  box-shadow: 0 0 18px rgba(240,178,79,.4);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  backdrop-filter: blur(18px);
  background: rgba(10, 14, 20, 0.62);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: .9rem;
  font-weight: 700;
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(240,178,79,.25);
  background: radial-gradient(circle at 30% 30%, rgba(255,211,141,.2), rgba(240,178,79,.08));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.04);
}
.brand-text small {
  display: block;
  color: var(--muted);
  font-weight: 500;
  font-size: .76rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}
.nav a {
  color: var(--muted);
  transition: color var(--transition);
  font-size: .98rem;
}
.nav a:hover, .nav a.active {
  color: var(--text);
}

.header-actions { display: flex; align-items: center; gap: .9rem; }
.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.03);
  color: var(--text);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  min-height: 52px;
  padding: 0 1.15rem;
  border-radius: 16px;
  border: 1px solid transparent;
  transition: transform var(--transition), border-color var(--transition), background var(--transition), opacity var(--transition);
  font-weight: 600;
  cursor: pointer;
}
.button:hover { transform: translateY(-2px); }
.button.primary {
  background: linear-gradient(135deg, var(--accent), #d08c2f);
  color: #1d1406;
  box-shadow: 0 18px 40px rgba(208,140,47,.22);
}
.button.secondary {
  background: rgba(255,255,255,0.03);
  border-color: rgba(255,255,255,0.09);
  color: var(--text);
}
.button.ghost {
  color: var(--text);
  border-color: rgba(240,178,79,0.18);
  background: rgba(240,178,79,0.05);
}

.hero {
  position: relative;
  min-height: calc(100vh - 78px);
  display: grid;
  align-items: center;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7,10,14,.35), rgba(7,10,14,.85)),
    radial-gradient(circle at 20% 20%, rgba(255,211,141,.1), transparent 32%),
    radial-gradient(circle at 75% 30%, rgba(240,178,79,.12), transparent 28%),
    url('../images/hero-dikmen.svg') center/cover no-repeat;
  opacity: .98;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.14) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,0));
  opacity: .12;
}

.hero-orb {
  position: absolute;
  width: 540px;
  height: 540px;
  right: -120px;
  top: -90px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, rgba(255,229,180,.28), rgba(240,178,79,.05) 45%, transparent 70%);
  filter: blur(18px);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  padding: 84px 0;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 2rem;
  align-items: end;
}

.hero-copy {
  max-width: 760px;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  border: 1px solid rgba(240,178,79,0.18);
  background: rgba(240,178,79,0.07);
  color: var(--accent-2);
  padding: .45rem .8rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.hero h1 {
  font-size: clamp(3.4rem, 8vw, 6.4rem);
  margin-bottom: 1rem;
}
.hero p {
  font-size: 1.12rem;
  max-width: 62ch;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .9rem;
  margin-top: 2rem;
}
.hero-card {
  justify-self: end;
  width: min(100%, 410px);
  padding: 1.35rem;
  border-radius: var(--radius);
  background: rgba(10, 14, 20, 0.66);
  border: 1px solid rgba(255,255,255,.07);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.hero-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .85rem;
  margin-top: 1rem;
}
.hero-stat {
  padding: .95rem;
  border-radius: 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
}
.hero-stat strong {
  display: block;
  font-size: 1.5rem;
  color: var(--accent-2);
  margin-bottom: .25rem;
}
.hero-scroll {
  position: absolute;
  inset: auto auto 28px 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: grid;
  gap: .6rem;
  justify-items: center;
  color: var(--muted);
  font-size: .86rem;
}
.hero-scroll-dot {
  width: 28px;
  height: 48px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.2);
  display: grid;
  justify-items: center;
  padding-top: .35rem;
}
.hero-scroll-dot::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  animation: bounce 1.8s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); opacity: .7; }
  50% { transform: translateY(18px); opacity: 1; }
}

.grid {
  display: grid;
  gap: 1.25rem;
}
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015));
  border: 1px solid rgba(255,255,255,.07);
  box-shadow: var(--shadow);
  padding: 1.3rem;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(240,178,79,.08), transparent 25%);
  pointer-events: none;
}
.card h3 { font-size: 1.3rem; }
.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: rgba(240,178,79,.1);
  color: var(--accent-2);
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
  border: 1px solid rgba(240,178,79,.18);
}

.metric {
  padding: 1rem;
  border-radius: 18px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
}
.metric .value {
  font-size: 2rem;
  color: var(--accent-2);
  font-weight: 700;
}
.metric small { color: var(--muted); }

.timeline {
  position: relative;
  display: grid;
  gap: 1rem;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(240,178,79,.6), rgba(255,255,255,.08));
}
.timeline-item {
  position: relative;
  margin-left: 2.4rem;
  padding: 1rem 1rem 1rem 1.2rem;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.06);
  background: rgba(255,255,255,.02);
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -1.9rem;
  top: 1.2rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(240,178,79,.12);
}

.diagram {
  min-height: 340px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,.07);
  background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.01));
  box-shadow: var(--shadow);
  overflow: hidden;
}
.diagram svg { width: 100%; height: 100%; display: block; }

.split {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 1.4rem;
  align-items: center;
}

.callout {
  padding: 1.3rem;
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(240,178,79,.06);
}
.callout p { color: #ecd6ac; margin: 0; }

.formula {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  padding: 1rem 1.1rem;
  border-radius: 18px;
  background: #0d131d;
  border: 1px solid rgba(255,255,255,.06);
  color: var(--accent-2);
  font-size: 1rem;
  overflow-x: auto;
}
.result-box {
  padding: 1.2rem;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(133,220,184,.12), rgba(240,178,79,.08));
  border: 1px solid rgba(133,220,184,.18);
}
.result-box strong {
  display: block;
  font-size: 1.2rem;
  margin-bottom: .35rem;
}

.compare-card {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 1.25rem;
  align-items: stretch;
}
.compare-image {
  border-radius: 18px;
  overflow: hidden;
  min-height: 240px;
  border: 1px solid rgba(255,255,255,.07);
}
.compare-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.compare-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  margin: .8rem 0 1rem;
}
.tag {
  display: inline-flex;
  padding: .35rem .65rem;
  border-radius: 999px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
  color: var(--muted);
  font-size: .86rem;
}
.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .85rem;
}
.compare-note {
  padding: .9rem;
  border-radius: 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
}
.compare-note strong {
  display: block;
  color: var(--text);
  margin-bottom: .3rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.07);
  background: #0d131d;
  cursor: pointer;
}
.gallery-item img {
  width: 100%;
  aspect-ratio: 1.15;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(.2,.8,.2,1);
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1rem;
  background: linear-gradient(180deg, transparent, rgba(8,12,18,.92));
}
.gallery-caption strong { display: block; margin-bottom: .2rem; }
.gallery-caption span { color: var(--muted); font-size: .92rem; }

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(2,4,7,.86);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 500;
  padding: 1.25rem;
}
.lightbox.open { display: flex; }
.lightbox-inner {
  max-width: min(100%, 1080px);
  max-height: 100%;
  display: grid;
  gap: 1rem;
}
.lightbox img {
  max-height: 78vh;
  width: auto;
  max-width: 100%;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,.08);
}
.lightbox-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.lightbox-close {
  border: 0;
  background: rgba(255,255,255,.08);
  color: var(--text);
  border-radius: 12px;
  width: 44px;
  height: 44px;
  font-size: 1.2rem;
}

.page-hero {
  padding: 72px 0 42px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at right top, rgba(240,178,79,.12), transparent 28%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 1; }
.page-title {
  font-size: clamp(2.8rem, 6vw, 4.9rem);
  max-width: 14ch;
}
.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin: 1.4rem 0 0;
}

.info-list {
  display: grid;
  gap: .75rem;
}
.info-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .95rem 1rem;
  border-radius: 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
}
.info-row strong { color: var(--text); }
.info-row span { color: var(--muted); text-align: right; }

.team-card .role {
  color: var(--accent-2);
  margin-bottom: .6rem;
  font-weight: 600;
}
.team-card h3 { margin-bottom: .35rem; }

.site-footer {
  padding: 40px 0 50px;
  border-top: 1px solid rgba(255,255,255,.06);
  color: var(--muted);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 1rem;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: flex-end;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms cubic-bezier(.2,.8,.2,1), transform 700ms cubic-bezier(.2,.8,.2,1);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.sim-controls {
  display: grid;
  gap: 1rem;
}
.sim-control {
  display: grid;
  gap: .5rem;
}
.sim-control label {
  color: var(--text);
  font-weight: 600;
}
.sim-control input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}
.sim-output {
  display: grid;
  gap: .7rem;
}
.sim-output .output-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .8rem .95rem;
  border-radius: 14px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.06);
}

.notice {
  padding: 1rem 1.2rem;
  border-radius: 18px;
  background: rgba(239,111,108,.1);
  border: 1px solid rgba(239,111,108,.24);
}
.notice strong { color: #ffc4c2; }

@media (max-width: 960px) {
  .hero-inner,
  .split,
  .footer-grid,
  .compare-card,
  .grid.cols-4,
  .grid.cols-3,
  .grid.cols-2 {
    grid-template-columns: 1fr;
  }
  .hero-card { justify-self: start; }
  .compare-image { min-height: 220px; }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nav {
    position: fixed;
    inset: 79px 0 auto 0;
    display: grid;
    gap: 0;
    background: rgba(10,14,20,.95);
    border-bottom: 1px solid rgba(255,255,255,.06);
    transform: translateY(-120%);
    transition: transform var(--transition);
  }
  .nav.open { transform: translateY(0); }
  .nav a {
    padding: 1rem;
    border-top: 1px solid rgba(255,255,255,.04);
  }
  .menu-toggle { display: inline-grid; place-items: center; }
  .desktop-only { display: none !important; }
}

@media (max-width: 640px) {
  .section { padding: 76px 0; }
  .hero { min-height: auto; }
  .hero-inner { padding: 72px 0 110px; }
  .hero h1 { font-size: clamp(3rem, 12vw, 4.8rem); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .gallery-grid { grid-template-columns: 1fr; }
  .compare-grid { grid-template-columns: 1fr; }
}

/* --- v3 improvements: gallery, image uploads, deep comparisons --- */
.section-tight-top { padding-top: 40px; }
.accent-text { color: var(--accent-2); }

.gallery-shell {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 1.25rem;
  align-items: stretch;
}
.gallery-shell-copy,
.upload-tip-card {
  padding: 1.5rem;
  border-radius: 26px;
  border: 1px solid rgba(255,255,255,.07);
  background: linear-gradient(180deg, rgba(17,23,34,.88), rgba(12,18,28,.78));
  box-shadow: var(--shadow);
}
.upload-tip-card {
  position: relative;
  overflow: hidden;
}
.upload-tip-card::before {
  content: "";
  position: absolute;
  inset: -20% auto auto 55%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,178,79,.24), transparent 70%);
  filter: blur(10px);
}
.upload-tip-badge {
  display: inline-flex;
  padding: .42rem .8rem;
  border-radius: 999px;
  background: rgba(240,178,79,.12);
  border: 1px solid rgba(240,178,79,.2);
  color: var(--accent-2);
  margin-bottom: .85rem;
  font-size: .92rem;
}
.compact-list .info-row span code,
.mini-note code,
.card code,
.gallery-shell code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: .92em;
  color: #ffe1b3;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: 8px;
  padding: .12rem .34rem;
}
.mini-note {
  margin-top: 1rem;
  color: var(--muted);
}

.gallery-grid-premium {
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem;
}
.gallery-grid-premium .gallery-item { grid-column: span 4; min-height: 300px; }
.gallery-grid-premium .gallery-item-featured {
  grid-column: span 8;
  min-height: 460px;
}
.gallery-grid-premium .gallery-item img {
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
}
.gallery-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.02), transparent 18%, transparent 55%, rgba(5,8,12,.58) 100%);
  pointer-events: none;
}
.gallery-caption {
  z-index: 2;
  padding: 1.1rem 1rem 1rem;
}
.gallery-caption-strong {
  padding: 1.3rem;
}
.gallery-label {
  display: inline-flex;
  margin-bottom: .5rem;
  color: var(--accent-2);
  font-size: .82rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 28px 70px rgba(0,0,0,.38);
}
.gallery-item {
  transition: transform 320ms cubic-bezier(.2,.8,.2,1), box-shadow 320ms cubic-bezier(.2,.8,.2,1), border-color var(--transition);
}
.gallery-item:hover { border-color: rgba(240,178,79,.2); }

.comparison-summary {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 1.25rem;
  align-items: start;
}
.accent-card {
  background: linear-gradient(160deg, rgba(240,178,79,.12), rgba(255,255,255,.03));
}
.feature-list {
  display: grid;
  gap: .85rem;
  margin-top: 1rem;
}
.feature-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: .8rem;
  align-items: start;
  padding: .9rem;
  border-radius: 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid rgba(255,255,255,.05);
}
.feature-item strong {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  color: #2b1c06;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.deep-compare-stack {
  display: grid;
  gap: 1.2rem;
}
.deep-compare {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1.35rem;
  align-items: stretch;
}
.deep-compare-media {
  min-height: 100%;
  overflow: hidden;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.07);
  background: #0d131d;
}
.deep-compare-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 320px;
}
.deep-compare-body h2 {
  margin-bottom: .7rem;
  font-size: clamp(1.8rem, 3vw, 2.45rem);
}
.deep-compare-body p {
  margin-bottom: .95rem;
}
.compare-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .85rem;
  margin-top: 1rem;
}

@media (max-width: 980px) {
  .gallery-shell,
  .comparison-summary,
  .deep-compare {
    grid-template-columns: 1fr;
  }
  .gallery-grid-premium .gallery-item,
  .gallery-grid-premium .gallery-item-featured {
    grid-column: span 6;
  }
}

@media (max-width: 720px) {
  .gallery-grid-premium { grid-template-columns: repeat(1, minmax(0, 1fr)); }
  .gallery-grid-premium .gallery-item,
  .gallery-grid-premium .gallery-item-featured { grid-column: span 1; min-height: 280px; }
  .compare-columns { grid-template-columns: 1fr; }
}