:root {
  --ground: #0d0f12; --panel: #15181d; --line: #2a2f37; --ink: #eef1f4; --muted: #9aa3ad; --ice: #8fe3ee; --violet: #8f97ff;
  --body: "Manrope", "Segoe UI", system-ui, sans-serif; --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--ground); color: var(--ink); font: 400 1rem/1.6 var(--body); -webkit-font-smoothing: antialiased; padding-top: env(safe-area-inset-top, 0px); }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--ice); outline-offset: 3px; border-radius: 4px; }
.wrap { max-width: 1180px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
h1, h2 { font-weight: 400; letter-spacing: -0.02em; line-height: 1.05; text-wrap: balance; margin: 0; }
.eyebrow { font: 500 0.78rem/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--ice); }
.page-bg { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; background: var(--ground); }
.page-bg .blob { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .5; }
.page-bg .b1 { width: 60vw; height: 60vw; left: -18vw; top: -22vw; background: radial-gradient(circle, rgba(143,227,238,.7), transparent 65%); }
.page-bg .b2 { width: 55vw; height: 55vw; left: -20vw; top: 45vh; background: radial-gradient(circle, rgba(143,151,255,.75), transparent 65%); }
.page-bg .waves { position: absolute; right: -6vw; top: -8vh; height: 125vh; width: 70vw; background: url("../img/waves-a.png") right top / auto 100% no-repeat; opacity: .6; -webkit-mask-image: linear-gradient(to left, #000 55%, transparent); mask-image: linear-gradient(to left, #000 55%, transparent); }
header, main, footer { position: relative; z-index: 1; }
header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10; background: color-mix(in srgb, var(--ground) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
header .wrap { display: flex; align-items: center; gap: 20px; padding-block: 14px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 600; letter-spacing: .06em; }
.brand img { width: 30px; height: 30px; }
.back { margin-left: auto; color: var(--muted); text-decoration: none; font-size: .95rem; }
.back:hover { color: var(--ink); }
.btn { display: inline-flex; padding: 12px 20px; border-radius: 999px; font-weight: 600; font-size: .95rem; text-decoration: none; background: linear-gradient(100deg, var(--ice), var(--violet)); color: #0b0d10; }
.intro { padding-block: clamp(48px, 7vw, 88px) 24px; display: grid; gap: 16px; }
.intro h1 { font-size: clamp(2.4rem, 6vw, 4.2rem); font-weight: 300; }
.jump { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.jump a { text-decoration: none; font-size: .85rem; padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: color-mix(in srgb, var(--panel) 60%, transparent); }
.jump a:hover { color: var(--ink); border-color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding-bottom: 24px; }
.pc { position: relative; padding: 0; border: 0; border-radius: 8px; overflow: hidden; cursor: zoom-in; background: var(--panel); aspect-ratio: 4 / 3; text-align: left; color: inherit; font: inherit; scroll-margin-top: 90px; }
.pc img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .6s ease; }
.pc .cap { position: absolute; inset: auto 0 0 0; padding: 44px 16px 14px; background: linear-gradient(transparent, rgba(8,10,12,.9)); display: grid; gap: 4px; }
.pc .cap b { font-weight: 600; font-size: 1.1rem; color: #f4f6f8; }
.pc .cap span { font: 400 .76rem/1.4 var(--mono); color: #c3cad2; }
.pc .n { position: absolute; top: 12px; right: 12px; font: 500 .72rem/1 var(--mono); padding: 6px 9px; border-radius: 999px; background: rgba(8,10,12,.7); color: var(--ice); }
.pc::after { content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px; background: linear-gradient(120deg, var(--ice), var(--violet)); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity .3s; }
.pc:hover img { transform: scale(1.05); }
.pc:hover::after, .pc.hl::after { opacity: 1; }
@media (max-width: 900px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cards { grid-template-columns: 1fr; } }
.lb { position: fixed; inset: 0; z-index: 50; background: rgba(5, 6, 8, .92); display: grid; place-items: center; padding: max(16px, env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px)) max(16px, env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px)); }
/* filters: one row of dropdowns */
.filters { position: sticky; top: calc(64px + env(safe-area-inset-top, 0px)); z-index: 5; margin-bottom: 22px; padding: 10px; border: 1px solid var(--line); border-radius: 999px; background: color-mix(in srgb, var(--panel) 80%, transparent); backdrop-filter: blur(12px); display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.search { position: relative; flex: 1 1 200px; min-width: 0; }
.search svg { position: absolute; left: 14px; top: 50%; width: 17px; height: 17px; transform: translateY(-50%); color: var(--muted); }
.search input { width: 100%; font: inherit; font-size: .9rem; color: var(--ink); background: var(--ground); border: 1px solid var(--line); border-radius: 999px; padding: 10px 14px 10px 40px; }
.search input:focus { outline: none; border-color: var(--ice); }
.dd { position: relative; }
.dd > button { display: inline-flex; align-items: center; gap: 6px; font: 500 .88rem/1 var(--body); padding: 10px 14px; border-radius: 999px; border: 1px solid transparent; background: transparent; color: var(--ink); cursor: pointer; white-space: nowrap; }
.dd > button svg { width: 12px; height: 12px; color: var(--muted); transition: transform .25s; }
.dd:hover > button, .dd.open > button { background: color-mix(in srgb, var(--ink) 8%, transparent); }
.dd.on > button { color: #0b0d10; background: linear-gradient(100deg, var(--ice), var(--violet)); }
.dd.on > button svg { color: #0b0d10; }
.dd:hover > button svg, .dd.open > button svg { transform: rotate(180deg); }
.menu { position: absolute; top: 100%; left: 0; margin-top: 8px; min-width: 200px; padding: 6px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel); box-shadow: 0 20px 40px -12px rgba(0,0,0,.6); display: grid; opacity: 0; visibility: hidden; transform: translateY(-4px); transition: opacity .2s, transform .2s, visibility .2s; z-index: 6; }
.menu::before { content: ""; position: absolute; left: 0; right: 0; top: -10px; height: 10px; }
.dd:hover .menu, .dd.open .menu { opacity: 1; visibility: visible; transform: none; }
.menu button { text-align: left; font: 500 .88rem/1.2 var(--body); padding: 9px 12px; border-radius: 8px; border: 0; background: none; color: var(--muted); cursor: pointer; display: flex; justify-content: space-between; gap: 16px; }
.menu button:hover { background: color-mix(in srgb, var(--ink) 7%, transparent); color: var(--ink); }
.menu button[aria-checked="true"] { color: var(--ice); }
.menu button small { color: var(--muted); font: 400 .75rem/1.2 var(--mono); }
.reset { background: none; border: 0; color: var(--ice); font: 500 .85rem/1 var(--body); padding: 10px 12px; cursor: pointer; }
.reset[hidden] { display: none; }
.count { padding: 4px 4px 0; font-size: .85rem; color: var(--muted); margin: -10px 0 14px; }
.count b { color: var(--ink); }
.empty { grid-column: 1 / -1; padding: 48px 16px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 12px; }
.pc[hidden] { display: none; }
.pc .tag { position: absolute; top: 12px; left: 12px; font: 500 .72rem/1 var(--mono); padding: 6px 9px; border-radius: 999px; background: rgba(8,10,12,.7); color: #e6eaee; }
@media (max-width: 760px) { .filters { border-radius: 16px; } .search { flex-basis: 100%; } .menu { min-width: 180px; } .dd:last-of-type .menu { left: auto; right: 0; } }.lb[hidden] { display: none; }
.lb figure { margin: 0; display: grid; gap: 12px; justify-items: center; max-width: 100%; }
.lb img { max-width: 100%; max-height: 78vh; border-radius: 6px; }
.lb figcaption { text-align: center; max-width: 70ch; }
.lb figcaption b { display: block; font-size: 1.2rem; font-weight: 600; }
.lb figcaption span { font: 400 .8rem/1.5 var(--mono); color: var(--muted); }
.lb figcaption p { margin: 6px 0 0; color: var(--muted); font-size: .95rem; }
.lb .count { font: 400 .8rem/1 var(--mono); color: var(--ice); }
.lb button { position: absolute; background: rgba(255,255,255,.08); color: var(--ink); border: 1px solid var(--line); border-radius: 999px; width: 44px; height: 44px; font-size: 1.2rem; cursor: pointer; }
.lb .close { top: calc(16px + env(safe-area-inset-top, 0px)); right: calc(16px + env(safe-area-inset-right, 0px)); }
.lb .prev { left: calc(16px + env(safe-area-inset-left, 0px)); top: 50%; }
.lb .next { right: calc(16px + env(safe-area-inset-right, 0px)); top: 50%; }
.cta { padding-block: 56px 72px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; }
.cta h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; }
footer .wrap { padding-block: 24px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .pc img { transition: none; } }

/* shared footer (same markup as other pages) */
footer .foot { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 24px; padding-block: 36px 20px; }
footer .foot b { color: var(--ink); font-weight: 600; }
footer nav { display: grid; gap: 6px; align-content: start; }
footer nav small { font: 500 .72rem/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; margin-bottom: 4px; }
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--ink); }
footer .copy-line { border-top: 1px solid var(--line); padding-block: 16px 28px; }
@media (max-width: 760px) { footer .foot { grid-template-columns: 1fr; } }