:root, [data-theme="gold"] {
  --bg: #0f0f12;
  --bg-alt: #16161b;
  --card: #1d1d23;
  --line: #2e2e36;
  --text: #f1ede4;
  --muted: #aaa598;
  --accent: #c9a24b;
  --accent-2: #e6c77c;
  --accent-ink: #15130d;
  --hero-from: #0f0f12;
  --hero-to: #2c2416;
  --badge-sewa: #2f6f5a;
  --badge-jual: #8a5a1c;
  --head-font: 'Playfair Display', Georgia, serif;
  --link: #e6c77c;
}
[data-theme="navy"] {
  --bg: #ffffff;
  --bg-alt: #f3f6fb;
  --card: #ffffff;
  --line: #dfe5ee;
  --text: #12223d;
  --muted: #5b6b84;
  --accent: #1b3a6b;
  --accent-2: #2f5ea8;
  --accent-ink: #ffffff;
  --hero-from: #10264a;
  --hero-to: #2f5ea8;
  --badge-sewa: #1f7a5c;
  --badge-jual: #b5541c;
  --head-font: 'Inter', system-ui, sans-serif;
  --link: #2f5ea8;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'Inter', system-ui, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; font-size: 16px; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 16px; }
.narrow { max-width: 820px; }
h1, h2, h3 { line-height: 1.2; }
h2 { font-family: var(--head-font); font-size: clamp(24px, 3.4vw, 34px); margin: 0; }

/* header */
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); position: sticky; top: 0; z-index: 40; }
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 70px; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; line-height: 1.1; }
.logo-mark { width: 54px; height: 45px; flex: none; }
.logo-text { display: flex; flex-direction: column; }
.logo-main { font-family: var(--head-font); font-weight: 700; font-size: 19px; }
.logo-by { font-size: 12px; color: var(--muted); letter-spacing: 1.5px; text-transform: uppercase; margin-top: 3px; }
.logo-by b { color: var(--accent); }
[data-theme="navy"] .logo-by b { color: var(--accent-2); }
.menu { display: flex; align-items: center; gap: 24px; font-size: 15px; color: var(--muted); }
.menu a:hover, .menu a.on { color: var(--text); }
.menu a.btn { color: var(--accent-ink); }
.theme-btn { margin-left: 8px; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line); background: var(--bg-alt);
             cursor: pointer; font-size: 18px; line-height: 1; display: grid; place-items: center; flex: none; order: 2; }
.theme-btn:hover { border-color: var(--accent); }
/* Show the icon of the mode you would switch TO. */
.theme-btn .ic-moon { display: none; }
[data-theme="navy"] .theme-btn .ic-sun { display: none; }
[data-theme="navy"] .theme-btn .ic-moon { display: inline; }
.menu { order: 1; margin-left: auto; }
.nav-btn { order: 3; }
.nav-btn { display: none; font-size: 24px; cursor: pointer; padding: 6px 10px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 20px; border-radius: 8px; font-weight: 600; font-size: 15px; border: 0; cursor: pointer; font-family: inherit; }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost { border: 1px solid var(--line); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--accent); }

/* hero */
.hero { background: linear-gradient(135deg, var(--hero-from), var(--hero-to)); color: #fff; padding: 72px 0 104px; }
.eyebrow { color: var(--accent-2); font-weight: 600; letter-spacing: 2px; font-size: 12px; text-transform: uppercase; }
[data-theme="navy"] .eyebrow { color: #bcd2f5; }
.hero h1 { font-family: var(--head-font); font-size: clamp(32px, 5vw, 54px); margin: 12px 0 16px; max-width: 780px; }
.hero p { color: rgba(255,255,255,.82); max-width: 640px; font-size: 17px; margin: 0; }
.hero-stats { display: flex; gap: 36px; margin-top: 32px; flex-wrap: wrap; }
.hero-stats b { display: block; font-size: 26px; color: var(--accent-2); }
[data-theme="navy"] .hero-stats b { color: #fff; }
.hero-stats span { font-size: 13px; color: rgba(255,255,255,.7); }

.page-hero { background: linear-gradient(135deg, var(--hero-from), var(--hero-to)); color: #fff; padding: 40px 0 88px; }
.page-hero h1 { font-family: var(--head-font); font-size: clamp(28px, 4vw, 42px); margin: 8px 0 10px; }
.page-hero p { color: rgba(255,255,255,.82); max-width: 680px; margin: 0; }
.crumbs { font-size: 13px; color: var(--muted); }
.page-hero .crumbs { color: rgba(255,255,255,.65); }
.crumbs a:hover { text-decoration: underline; }

/* search */
.search-wrap { margin-top: -60px; position: relative; z-index: 2; }
.search-box { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; box-shadow: 0 18px 40px rgba(0,0,0,.18); }
.tabs { display: inline-flex; background: var(--bg-alt); border-radius: 10px; padding: 4px; margin-bottom: 14px; }
.tabs a { color: var(--muted); padding: 8px 24px; border-radius: 8px; font-weight: 600; }
.tabs a.on { background: var(--accent); color: var(--accent-ink); }
.fields { display: grid; grid-template-columns: repeat(3, 1fr) auto; gap: 12px; align-items: end; }
.fields label span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
select, input, textarea { width: 100%; padding: 12px; border-radius: 8px; border: 1px solid var(--line); background: var(--bg-alt); color: var(--text); font: inherit; }
textarea { resize: vertical; }

/* sections */
section { padding: 64px 0; }
.alt { background: var(--bg-alt); }
.sec-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; margin-bottom: 24px; flex-wrap: wrap; }
.sub { color: var(--muted); margin: 6px 0 0; }
.result-count { color: var(--muted); margin: 0 0 18px; }
.result-count a { color: var(--link); }
.empty { background: var(--card); border: 1px dashed var(--line); border-radius: 12px; padding: 28px; color: var(--muted); }
.empty a:not(.wa) { color: var(--link); text-decoration: underline; }

/* cards */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; transition: transform .15s, box-shadow .15s; display: flex; flex-direction: column; }
.card:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(0,0,0,.18); }
.card.is-off { opacity: .7; }
.photo { aspect-ratio: 4/3; position: relative; display: grid; place-items: center; background: linear-gradient(160deg, #3b4a5e, #1b2532) center/cover no-repeat; }
.photo.big { aspect-ratio: 16/10; border-radius: 14px; }
.nophoto { color: rgba(255,255,255,.75); font-size: 13px; text-align: center; padding: 0 16px; }
.badge { display: inline-block; color: #fff; font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 999px; letter-spacing: .5px; }
.photo .badge { position: absolute; top: 12px; left: 12px; }
.b-sewa { background: var(--badge-sewa); }
.b-jual { background: var(--badge-jual); }
.badge.off { background: #6b6b6b; }
.demo, .demo-badge { background: rgba(0,0,0,.6); color: #fff; font-size: 11px; padding: 3px 8px; border-radius: 6px; }
.photo .demo { position: absolute; top: 12px; right: 12px; }
.sold { position: absolute; bottom: 12px; left: 12px; background: rgba(0,0,0,.75); color: #fff; font-size: 12px; font-weight: 700; padding: 5px 10px; border-radius: 6px; }
.card-body { padding: 16px; flex: 1; }
.code { font-size: 12.5px; color: var(--muted); }
.card h3 { font-size: 16.5px; margin: 6px 0 10px; }
.card h3 a:hover { color: var(--accent); }
.specs { display: flex; gap: 14px; font-size: 13px; color: var(--muted); margin-bottom: 12px; flex-wrap: wrap; }
.specs span + span::before { content: "•"; margin-right: 14px; opacity: .5; }
.price { font-size: 21px; font-weight: 700; color: var(--accent); }
[data-theme="navy"] .price { color: var(--accent-2); }
.price small { font-size: 13px; color: var(--muted); font-weight: 500; }
.price.big { font-size: 30px; }
.price-alt { font-size: 15px; font-weight: 600; color: var(--text); margin-top: 2px; }
.price-alt small { font-size: 12.5px; color: var(--muted); font-weight: 500; }
.side-box .price-alt { font-size: 18px; margin-top: 6px; }
.card-foot { display: flex; justify-content: space-between; align-items: center; border-top: 1px solid var(--line); padding: 12px 16px; gap: 8px; }
.more { font-size: 14px; color: var(--muted); }
.more:hover { color: var(--text); }
.wa { display: inline-flex; align-items: center; justify-content: center; background: #1fae5b; color: #fff; padding: 9px 14px; border-radius: 8px; font-size: 14px; font-weight: 600; }
.wa:hover { background: #189a4f; }
.wa.block { display: flex; width: 100%; padding: 14px; font-size: 16px; }

/* why / steps */
.why, .steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.steps { grid-template-columns: repeat(3, 1fr); margin-bottom: 32px; }
.why > div, .steps > div { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 22px; }
.why b, .steps b { display: block; margin: 10px 0 6px; }
.why p, .steps p { margin: 0; color: var(--muted); font-size: 14.5px; }
.ico { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: var(--accent); color: var(--accent-ink); font-weight: 700; }

.split { display: grid; grid-template-columns: 1.1fr 1fr; gap: 36px; align-items: center; }
.ticks { padding-left: 0; list-style: none; color: var(--muted); }
.ticks li { padding-left: 26px; position: relative; margin-bottom: 8px; }
.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
[data-theme="navy"] .ticks li::before { color: var(--accent-2); }
.ticks b { color: var(--text); }
.map { aspect-ratio: 4/3; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); background: var(--bg-alt); }
.map.wide { aspect-ratio: 16/9; margin: 20px 0; }
.map iframe { width: 100%; height: 100%; border: 0; }

.cta { background: linear-gradient(135deg, var(--hero-from), var(--hero-to)); color: #fff; border-radius: 18px; padding: 40px; display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; border: 1px solid var(--line); }
.cta h2 { color: #fff; }
.cta p { color: rgba(255,255,255,.8); margin: 8px 0 0; }
.small-cta { margin-top: 40px; padding: 28px; }
.cta-actions { display: flex; gap: 10px; flex-wrap: wrap; }

details { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 18px; margin-top: 10px; }
summary { cursor: pointer; font-weight: 600; }
details p { color: var(--muted); margin: 10px 0 0; }
.narrow > h2 { margin-bottom: 18px; }

.seo-text h2 { margin: 28px 0 12px; }
.seo-text h2:first-child { margin-top: 0; }
.seo-text h3 { margin: 22px 0 8px; }
.seo-text p { color: var(--muted); }
.seo-text a { color: var(--link); text-decoration: underline; }

/* unit page */
.unit { padding-top: 28px; }
.unit-grid { display: grid; grid-template-columns: 1fr 340px; gap: 36px; margin-top: 16px; align-items: start; }
/* Main photo: shown whole (never cropped or blown up past its own size) over a blurred copy of itself. */
.slide-stage { aspect-ratio: 4/3; border-radius: 14px; overflow: hidden; background: #111; display: grid; place-items: center; }
.stage-bg { position: absolute; inset: -30px; background: center/cover no-repeat; filter: blur(24px) brightness(.55); }
.gallery img#main-photo { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.thumbs { display: flex; gap: 8px; margin-top: 10px; overflow-x: auto; }
.thumbs button { padding: 0; border: 2px solid transparent; border-radius: 8px; overflow: hidden; cursor: pointer; flex: 0 0 90px; background: none; }
.thumbs button:focus, .thumbs button:hover, .thumbs button.on { border-color: var(--accent); }
.slide-stage { position: relative; user-select: none; }
.slide-btn { position: absolute; top: 50%; transform: translateY(-50%); width: 48px; height: 48px; border-radius: 50%; border: 0; cursor: pointer;
             background: rgba(0,0,0,.55); color: #fff; font-size: 30px; line-height: 1; display: grid; place-items: center; padding-bottom: 4px; transition: background .15s; }
.slide-btn:hover { background: rgba(0,0,0,.8); }
.slide-btn.prev { left: 14px; }
.slide-btn.next { right: 14px; }
.photo-link { position: absolute; inset: 0; z-index: 1; }
.photo .badge, .photo .demo, .photo .sold, .photo .nophoto { z-index: 2; pointer-events: none; }
.photo .slide-btn, .photo .slide-count { z-index: 3; }
.slide-btn.small { width: 36px; height: 36px; font-size: 24px; left: auto; right: auto; }
.slide-btn.small.prev { left: 10px; }
.slide-btn.small.next { right: 10px; }
.slide-count.small { right: 10px; bottom: 10px; font-size: 12px; padding: 3px 8px; pointer-events: none; }
.slide-count { position: absolute; right: 14px; bottom: 14px; background: rgba(0,0,0,.6); color: #fff; font-size: 13px; padding: 4px 10px; border-radius: 999px; }
.thumbs img { width: 90px; height: 64px; object-fit: cover; }
.unit-title { font-family: var(--head-font); font-size: clamp(24px, 3.4vw, 34px); margin: 22px 0 10px; }
.tags { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 20px; }
.spec-table { width: 100%; border-collapse: collapse; margin: 8px 0 28px; }
.spec-table th, .spec-table td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); }
.spec-table th { color: var(--muted); font-weight: 500; width: 40%; }
.desc { color: var(--muted); margin-top: 10px; }
.unit h2 { font-size: 22px; }
.side { position: sticky; top: 90px; }
.side-box { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px; }
.side-box p { color: var(--muted); font-size: 14.5px; }
.small { font-size: 13px; text-align: center; margin-bottom: 0; }

/* forms */
.form-card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-card label { font-size: 14px; color: var(--muted); display: flex; flex-direction: column; gap: 6px; }
.form-card .full { grid-column: 1 / -1; }
.form-card .hint { font-size: 12.5px; color: var(--muted); }
.form-card.done h2 { font-size: 22px; margin: 0; }
.form-card.done p { margin: 0; color: var(--muted); }
.form-error { background: #a33; color: #fff; padding: 12px 16px; border-radius: 10px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

/* footer */
.site-footer { border-top: 1px solid var(--line); padding: 44px 0 24px; color: var(--muted); font-size: 14px; background: var(--bg-alt); }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 28px; }
.foot-grid b { display: block; color: var(--text); margin-bottom: 10px; }
.foot-grid a { display: block; margin-bottom: 6px; }
.foot-grid a:hover { color: var(--text); }
.foot-grid .logo { margin-bottom: 14px; }
.foot-grid .logo-by b { display: inline; margin: 0; color: var(--accent); }
[data-theme="navy"] .foot-grid .logo-by b { color: var(--accent-2); }
.admin-link { color: var(--accent); text-decoration: underline; white-space: nowrap; }
[data-theme="navy"] .admin-link { color: var(--accent-2); }
.disclaimer { border-top: 1px solid var(--line); margin-top: 28px; padding-top: 18px; font-size: 12.5px; }
.wa-float { position: fixed; right: 18px; bottom: 18px; width: 58px; height: 58px; border-radius: 50%; background: #1fae5b; color: #fff; display: grid; place-items: center; box-shadow: 0 8px 22px rgba(0,0,0,.3); z-index: 50; }

@media (max-width: 900px) {
  .nav-btn { display: block; }
  .theme-btn { margin-left: auto; }
  .menu { display: none; position: absolute; top: 70px; left: 0; right: 0; background: var(--bg); border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; padding: 12px 16px 18px; gap: 4px; }
  .menu a { padding: 10px 0; }
  #nav-toggle:checked ~ .menu { display: flex; }
  .fields { grid-template-columns: 1fr 1fr; }
  .fields .btn { grid-column: span 2; }
  .grid { grid-template-columns: 1fr 1fr; }
  .why { grid-template-columns: 1fr 1fr; }
  .split, .unit-grid { grid-template-columns: 1fr; }
  .side { position: static; }
  .foot-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  section { padding: 44px 0; }
  .grid, .why, .steps { grid-template-columns: 1fr; }
  .fields { grid-template-columns: 1fr; }
  .fields .btn { grid-column: auto; }
  .form-card { grid-template-columns: 1fr; }
  .cta { padding: 26px; }
  .hero { padding: 48px 0 96px; }
  .hero-stats { gap: 22px; }
}