:root {
  --primary-dark: #1a1a1a;
  --primary-light: #f7f4ef;
  --accent-gold: #c19a53;
  --accent-gold-light: #d4b57f;
  --accent-gold-dark: #a8843a;
  --text-dark: #222;
  --text-light: #666;
  --white: #fff;
  --border: #e4ddd2;
  --font-display: "Cormorant Garamond", Georgia, serif;
  --font-body: "Manrope", system-ui, sans-serif;
}

* { box-sizing: border-box; }
body.klm-body,
body.klm-gate-body,
body.klm-pdf-body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-dark);
  background:
    radial-gradient(1000px 500px at 8% -10%, rgba(193,154,83,.14), transparent 55%),
    radial-gradient(800px 420px at 100% 0%, rgba(26,26,26,.05), transparent 50%),
    var(--primary-light);
  min-height: 100vh;
}

.klm-container { width: min(100% - 2rem, 1180px); margin-inline: auto; }
.klm-eyebrow {
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .75rem;
  color: var(--accent-gold-dark);
  font-weight: 700;
  margin: 0 0 .5rem;
}
.klm-muted { color: var(--text-light); }

.klm-top {
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.klm-top__inner {
  width: min(100% - 2rem, 1180px);
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.klm-brand { display: flex; flex-direction: column; line-height: 1.1; }
.klm-brand__name {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary-dark);
}
.klm-brand__sub { font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-gold-dark); }
.klm-top__nav { display: flex; align-items: center; gap: 1rem; }
.klm-top__nav a { color: var(--text-dark); font-weight: 600; }
.klm-top__nav a:hover { color: var(--accent-gold-dark); }
.klm-logout { margin: 0; }
.klm-logout button,
.klm-gate__form button {
  appearance: none;
  border: 0;
  background: var(--primary-dark);
  color: #fff;
  font-weight: 700;
  padding: .7rem 1.1rem;
  border-radius: 8px;
  cursor: pointer;
}
.klm-hero {
  width: min(100% - 2rem, 1180px);
  margin: 0 auto;
  padding: 1.25rem 0 1.75rem;
}
.klm-hero h1 {
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 700;
  font-variant-numeric: lining-nums tabular-nums;
  letter-spacing: 0.01em;
}

.klm-main { padding: 1.5rem 0 3.5rem; }
.klm-filters {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.5rem;
}
.klm-filters button {
  appearance: none;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-dark);
  padding: .45rem .85rem;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  font-size: .85rem;
}
.klm-filters button.is-active,
.klm-filters button:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: #fff;
}

.klm-grid-models {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}
.klm-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: transform .25s ease, box-shadow .25s ease;
}
.klm-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(26,26,26,.08);
}
.klm-card.is-hidden { display: none; }
.klm-card__media {
  aspect-ratio: 1;
  background: #efe8dc;
  overflow: hidden;
}
.klm-card__media img { width: 100%; height: 100%; object-fit: cover; }
.klm-card__placeholder {
  width: 100%;
  height: 100%;
  min-height: 160px;
  display: grid;
  place-items: center;
  color: var(--text-light);
  background: #efe8dc;
}
.klm-card__body { padding: 1rem 1rem 1.15rem; }
.klm-card__code {
  margin: 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-weight: 700;
  color: var(--accent-gold-dark);
}
.klm-card__body h2 {
  margin: .35rem 0;
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-weight: 700;
  line-height: 1.25;
  font-variant-numeric: lining-nums tabular-nums;
  letter-spacing: 0.01em;
}
.klm-card__meta { margin: 0; color: var(--text-light); font-size: .9rem; }

.klm-single__head h1 {
  margin: .2rem 0;
  font-family: var(--font-body);
  font-size: clamp(1.45rem, 2.6vw, 2rem);
  font-weight: 700;
  font-variant-numeric: lining-nums tabular-nums;
  letter-spacing: 0.01em;
  line-height: 1.25;
}
.klm-single__code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--accent-gold-dark);
}
.klm-single__desc {
  margin: 1.25rem 0 2rem;
  max-width: 48rem;
  color: var(--text-light);
  white-space: pre-wrap;
}
.klm-back {
  display: inline-block;
  margin-bottom: 1rem;
  font-weight: 600;
  color: var(--text-light);
}
.klm-section-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  margin: 0 0 1rem;
}
.klm-variants { display: grid; gap: 1.25rem; }
.klm-variant {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(220px, .8fr);
  gap: 1rem;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1rem;
}
.klm-variant__gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: .65rem;
}
.klm-variant__shot {
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 10px;
  background: #efe8dc;
}
.klm-variant__shot img { width: 100%; height: 100%; object-fit: cover; }
.klm-variant__sku {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 1.15rem;
  font-weight: 800;
  margin: 0 0 .75rem;
}
.klm-variant__info ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .4rem; }
.klm-variant__info li span {
  display: inline-block;
  min-width: 5.5rem;
  color: var(--text-light);
}
.klm-variant__note { margin-top: .85rem; color: var(--text-light); }

.klm-gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
}
.klm-gate__card {
  width: min(100%, 420px);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 0 18px 40px rgba(26,26,26,.08);
}
.klm-gate__card h1 {
  margin: 0 0 .75rem;
  font-family: var(--font-display);
  font-size: 2.2rem;
}
.klm-gate__text { color: var(--text-light); margin: 0 0 1.25rem; }
.klm-gate__error {
  background: #fde8e8;
  color: #8a1f1f;
  padding: .7rem .9rem;
  border-radius: 8px;
  margin-bottom: 1rem;
}
.klm-gate__form label { display: grid; gap: .4rem; margin-bottom: 1rem; font-weight: 600; }
.klm-gate__form input {
  width: 100%;
  padding: .8rem .9rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.klm-gate__form button { width: 100%; background: var(--accent-gold); color: #111; }

.klm-foot {
  border-top: 1px solid var(--border);
  padding: 1.25rem 0 2rem;
  color: var(--text-light);
  font-size: .9rem;
}
.klm-empty, .klm-notice { color: var(--text-light); }

.klm-pdf { width: min(100% - 2rem, 980px); margin: 1.5rem auto 3rem; }
.klm-pdf__cover {
  border-bottom: 3px solid var(--primary-dark);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}
.klm-pdf__cover h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 2.4rem;
}
.klm-pdf-model {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
  margin-bottom: 1rem;
  background: #fff;
}
.klm-pdf-model__head h2 {
  margin: 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.klm-pdf-model__desc { color: var(--text-light); }
.klm-pdf-variants { display: grid; gap: .75rem; margin-top: .75rem; }
.klm-pdf-variant {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: .75rem;
  align-items: start;
  border-top: 1px solid var(--border);
  padding-top: .75rem;
}
.klm-pdf-variant__photos { display: grid; grid-template-columns: 1fr 1fr; gap: .35rem; }
.klm-pdf-variant__photos img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 6px;
}

@media (max-width: 800px) {
  .klm-variant,
  .klm-pdf-variant { grid-template-columns: 1fr; }
}