/* IsoSurgical — site styles. Palette and type follow the printed flyers. */
:root {
  --ink: #0e1b1f;
  --ink-2: #2a3a3f;
  --muted: #56676c;
  --faint: #86959a;
  --line: #dfe6e9;
  --line-2: #cfd8dc;
  --bg: #f6f9fb;
  --surface: #ffffff;
  --mist: #e6eff0;
  --ice: #bce2e7;
  --teal: #01696e;
  --teal-600: #01575b;
  --teal-300: #4f97a3;
  --deep: #053a3f;
  --deeper: #032a2e;
  --night: #0b171b;
  --on-dark: #e9f3f4;
  --on-dark-2: #a9c6ca;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 1px 2px rgba(14, 27, 31, .06), 0 1px 1px rgba(14, 27, 31, .04);
  --shadow: 0 10px 30px -12px rgba(5, 58, 63, .22), 0 2px 6px rgba(14, 27, 31, .05);
  --shadow-lg: 0 40px 80px -30px rgba(3, 30, 33, .55), 0 12px 24px -12px rgba(3, 30, 33, .35);
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --wrap: 1200px;
  --gutter: 24px;
  --header-h: 68px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.6;
  font-feature-settings: "cv11", "ss01", "ss03";
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4 { margin: 0; line-height: 1.12; letter-spacing: -.022em; font-weight: 700; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
sup { font-size: .62em; line-height: 0; }
::selection { background: var(--ice); color: var(--deep); }
:focus-visible { outline: 2px solid var(--teal-300); outline-offset: 3px; border-radius: 6px; }

.plain { list-style: none; margin: 0; padding: 0; }
.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--surface); color: var(--deep); padding: 10px 14px; border-radius: 10px; font-weight: 600; }
.skip:focus { top: 12px; }

/* ---------- type helpers ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase;
  color: var(--teal);
}
.eyebrow::before { content: ""; width: 18px; height: 1px; background: currentColor; opacity: .6; }
.on-dark .eyebrow, .eyebrow.light { color: var(--teal-300); }
.h-xl { font-size: clamp(40px, 6vw, 72px); letter-spacing: -.035em; line-height: 1.02; font-weight: 800; }
.h-lg { font-size: clamp(32px, 4.2vw, 52px); letter-spacing: -.03em; line-height: 1.06; font-weight: 750; }
.h-md { font-size: clamp(24px, 2.6vw, 32px); letter-spacing: -.025em; }
.lead { font-size: clamp(17px, 1.5vw, 19px); color: var(--muted); line-height: 1.6; }
.on-dark .lead { color: var(--on-dark-2); }
.mono { font-family: var(--mono); }
.accent { color: var(--teal-300); }

/* ---------- buttons & pills ---------- */
.btn {
  --b: var(--teal); --c: #fff;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 50px; padding: 0 22px; border-radius: 999px; border: 1px solid var(--b);
  background: var(--b); color: var(--c); font-weight: 600; font-size: 15px; letter-spacing: -.005em;
  cursor: pointer; white-space: nowrap;
  transition: transform .2s var(--ease), background .2s, box-shadow .2s, border-color .2s, color .2s;
}
.btn svg { width: 18px; height: 18px; transition: transform .25s var(--ease); }
.btn:hover { background: var(--teal-600); border-color: var(--teal-600); box-shadow: 0 10px 24px -10px rgba(1, 105, 110, .7); }
.btn:hover svg.arrow { transform: translateX(3px); }
.btn:active { transform: translateY(1px); }
.btn-light { --b: #fff; --c: var(--deep); }
.btn-light:hover { background: var(--ice); border-color: var(--ice); color: var(--deep); box-shadow: 0 10px 30px -10px rgba(188, 226, 231, .55); }
.btn-ghost { --b: transparent; --c: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { background: var(--surface); border-color: var(--teal-300); color: var(--teal); box-shadow: none; }
.on-dark .btn-ghost, .btn-ghost.light { --c: #fff; border-color: rgba(255, 255, 255, .28); }
.on-dark .btn-ghost:hover, .btn-ghost.light:hover { background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .6); color: #fff; }
.btn-sm { height: 40px; padding: 0 16px; font-size: 14px; }
.btn-block { width: 100%; }

.pill {
  display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 12px; border-radius: 999px;
  font-size: 12.5px; font-weight: 600; white-space: nowrap; border: 1px solid transparent;
}
.pill-sku { background: var(--teal); color: #fff; font-family: var(--mono); font-weight: 600; letter-spacing: .02em; }
.pill-outline { border-color: rgba(79, 151, 163, .55); color: var(--on-dark); background: rgba(5, 58, 63, .35); }
.pill-soft { background: var(--mist); color: var(--teal); }
.pill-star { background: #fff4d6; color: #7a5300; }
.pill svg { width: 12px; height: 12px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50; height: var(--header-h);
  background: rgba(5, 58, 63, .82); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, .08); color: #fff;
  transition: background .3s, box-shadow .3s;
}
.site-header.scrolled { background: rgba(3, 42, 46, .92); box-shadow: 0 10px 30px -20px rgba(0, 0, 0, .6); }
.site-header .wrap { height: 100%; display: flex; align-items: center; gap: 28px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 21px; letter-spacing: -.02em; color: #fff; }
.logo-mark { width: 26px; height: 26px; flex: none; }
.logo .s { color: var(--teal-300); }
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a { padding: 8px 14px; border-radius: 999px; font-size: 14.5px; font-weight: 500; color: var(--on-dark-2); transition: color .2s, background .2s; }
.nav a:hover, .nav a[aria-current="page"] { color: #fff; background: rgba(255, 255, 255, .07); }
.nav a.header-cta, .nav a.header-cta:hover { margin-left: 8px; padding: 0 16px; color: var(--deep); background: #fff; }
.nav a.header-cta:hover { background: var(--ice); }
.menu-btn { display: none; margin-left: auto; width: 44px; height: 44px; border-radius: 12px; border: 1px solid rgba(255, 255, 255, .18); background: transparent; color: #fff; cursor: pointer; align-items: center; justify-content: center; }
.menu-btn svg { width: 22px; height: 22px; }

/* ---------- hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff; isolation: isolate;
  background:
    radial-gradient(900px 520px at 85% -5%, rgba(79, 151, 163, .38), transparent 62%),
    radial-gradient(700px 520px at -5% 105%, rgba(1, 105, 110, .55), transparent 60%),
    linear-gradient(180deg, var(--deep), var(--deeper));
  margin-top: calc(var(--header-h) * -1); padding-top: var(--header-h);
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1; opacity: .5;
  background-image: linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 60% 40%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 70% at 60% 40%, #000 30%, transparent 75%);
}
.hero-grid { display: grid; grid-template-columns: 1.12fr 1fr; gap: 56px; align-items: center; padding-top: 88px; padding-bottom: 72px; }
.hero h1 { margin: 22px 0 22px; font-size: clamp(40px, 5.3vw, 66px); }
.hero h1 .accent { background: linear-gradient(90deg, #8fd0d8, var(--teal-300)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { max-width: 560px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-proof { display: flex; flex-wrap: wrap; gap: 10px 26px; margin-top: 40px; padding-top: 26px; border-top: 1px solid rgba(255, 255, 255, .1); }
.hero-proof li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--on-dark-2); }
.hero-proof li b { color: #fff; font-weight: 600; }
.hero-proof svg { width: 16px; height: 16px; color: var(--teal-300); flex: none; }

.stage { position: relative; aspect-ratio: 1 / .92; }
.stage-flat {
  position: absolute; right: 0; top: 0; width: 86%; aspect-ratio: 3 / 2; border-radius: 22px; overflow: hidden;
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255, 255, 255, .14); background: #b9d3ea;
}
.stage-flat img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity .9s var(--ease), transform 6s linear; }
.stage-flat img.out { opacity: 0; }
.stage-flat img.in { transform: scale(1.04); }
.stage-pack {
  position: absolute; left: 0; bottom: 0; width: 58%; aspect-ratio: 3 / 2; border-radius: 18px; overflow: hidden;
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255, 255, 255, .2); background: #c5daf0;
}
.stage-pack img { width: 100%; height: 100%; object-fit: cover; }
.pack-label {
  position: absolute; left: 9%; top: 30%; width: 56%; background: #fff; border-radius: 6px; overflow: hidden;
  box-shadow: 0 8px 22px -8px rgba(5, 40, 60, .45); text-align: center; color: var(--ink);
  transform: rotate(-1.5deg);
}
.pack-label .lh { background: var(--deep); color: #fff; font-size: 9px; font-weight: 700; letter-spacing: .14em; padding: 4px 0; }
.pack-label .lsku { font-family: var(--mono); font-weight: 700; font-size: clamp(13px, 1.5vw, 18px); padding: 7px 6px 1px; letter-spacing: .01em; }
.pack-label .lsub { font-size: 9.5px; color: var(--muted); padding-bottom: 6px; }
.pack-label .lfoot { border-top: 1px solid var(--line); font-size: 7.5px; font-weight: 700; letter-spacing: .08em; padding: 5px 4px; color: var(--deep); }
.pack-label .lsku, .stage-chip .val { transition: opacity .35s; }
.swap-out { opacity: 0 !important; }

.stage-chip {
  position: absolute; display: flex; align-items: center; gap: 10px; padding: 10px 14px 10px 10px; border-radius: 14px;
  background: rgba(8, 44, 48, .72); border: 1px solid rgba(255, 255, 255, .14); color: #fff;
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 16px 34px -16px rgba(0, 0, 0, .6);
  font-size: 13px; line-height: 1.25; animation: float 7s ease-in-out infinite;
}
.stage-chip .ic { width: 34px; height: 34px; border-radius: 10px; background: rgba(79, 151, 163, .22); display: grid; place-items: center; color: #9fd6dd; flex: none; }
.stage-chip .ic svg { width: 18px; height: 18px; }
.stage-chip small { display: block; color: var(--on-dark-2); font-size: 11.5px; }
.stage-chip.c1 { left: 2%; top: 9%; animation-delay: -1s; }
.stage-chip.c2 { right: -2%; bottom: 25%; animation-delay: -3s; }
.stage-chip.c3 { right: 6%; bottom: -2%; animation-delay: -5s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.stage-dots { position: absolute; left: 0; top: calc(100% + 18px); display: flex; gap: 6px; }
.stage-dots button { width: 22px; height: 4px; border-radius: 4px; border: 0; padding: 0; background: rgba(255, 255, 255, .2); cursor: pointer; transition: background .3s, width .3s; }
.stage-dots button[aria-current="true"] { background: var(--teal-300); width: 34px; }

/* ---------- trust strip ---------- */
.strip { background: var(--deeper); color: #fff; border-top: 1px solid rgba(255, 255, 255, .06); }
.strip .wrap { display: grid; grid-template-columns: repeat(4, 1fr); }
.strip-item { padding: 26px 24px; border-left: 1px solid rgba(255, 255, 255, .08); }
.strip-item:first-child { border-left: 0; padding-left: 0; }
.strip-item .k { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; color: var(--teal-300); text-transform: uppercase; }
.strip-item .v { font-weight: 650; font-size: 16px; margin-top: 4px; }

/* ---------- sections ---------- */
.section { padding: 112px 0; }
.section-sm { padding: 80px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 52px; }
.section-head .lead { max-width: 520px; }
.section-head h2 { margin-top: 14px; max-width: 640px; }
.section.dark, .on-dark.section { background: var(--deep); color: #fff; }
.section.alt { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* value props */
.props { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.prop { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; transition: transform .3s var(--ease), box-shadow .3s, border-color .3s; }
.prop:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.prop .ic { width: 46px; height: 46px; border-radius: 13px; background: var(--mist); color: var(--teal); display: grid; place-items: center; margin-bottom: 22px; }
.prop .ic svg { width: 22px; height: 22px; }
.prop .k { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--teal); }
.prop h3 { font-size: 19px; margin: 6px 0 10px; }
.prop p { color: var(--muted); font-size: 15px; }

/* specialty bands */
.bands { display: grid; gap: 22px; }
.band {
  position: relative; display: grid; grid-template-columns: 1fr 1.25fr; min-height: 360px; border-radius: var(--radius-lg); overflow: hidden;
  background: var(--deep); color: #fff; isolation: isolate;
}
.band.flip { grid-template-columns: 1.25fr 1fr; }
.band.flip .band-copy { order: 2; }
.band-media { position: relative; min-height: 260px; }
.band-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.band:hover .band-media img { transform: scale(1.035); }
.band-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--deep) 0%, rgba(5, 58, 63, .55) 22%, rgba(5, 58, 63, 0) 55%); }
.band.flip .band-media::after { background: linear-gradient(270deg, var(--deep) 0%, rgba(5, 58, 63, .55) 22%, rgba(5, 58, 63, 0) 55%); }
.band-copy { position: relative; z-index: 1; padding: 44px 8px 44px 44px; display: flex; flex-direction: column; justify-content: center; }
.band.flip .band-copy { padding: 44px 44px 44px 8px; }
.band-copy h3 { font-size: clamp(24px, 2.4vw, 30px); margin: 12px 0 12px; }
.band-copy p { color: var(--on-dark-2); font-size: 15.5px; max-width: 440px; }
.band-packs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.band-packs a {
  display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px 7px 7px; border-radius: 999px; font-size: 13.5px; font-weight: 550;
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .14); transition: background .2s, border-color .2s;
}
.band-packs a:hover { background: rgba(255, 255, 255, .14); border-color: rgba(255, 255, 255, .35); }
.band-packs .sku { font-family: var(--mono); font-size: 11px; background: var(--teal); padding: 3px 8px; border-radius: 999px; }
.band-packs svg { width: 12px; height: 12px; color: #f6c453; }

/* catalogue */
.cat-tools { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 28px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  height: 40px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--surface);
  font-size: 14px; font-weight: 550; cursor: pointer; color: var(--ink-2); display: inline-flex; align-items: center; gap: 8px; transition: all .2s;
}
.chip .n { font-family: var(--mono); font-size: 11.5px; color: var(--faint); }
.chip:hover { border-color: var(--teal-300); }
.chip[aria-pressed="true"] { background: var(--deep); color: #fff; border-color: var(--deep); }
.chip[aria-pressed="true"] .n { color: var(--teal-300); }
.search { position: relative; flex: 0 1 320px; }
.search svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--faint); pointer-events: none; }
.search input { width: 100%; height: 44px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--surface); padding: 0 16px 0 42px; font-size: 14.5px; }
.search input:focus { outline: none; border-color: var(--teal-300); box-shadow: 0 0 0 4px rgba(79, 151, 163, .18); }

.grid-packs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.grid-packs .pcard.flag { grid-column: span 2; }
.grid-packs .pcard.flag .pcard-media { aspect-ratio: 16 / 8.2; }
.grid-packs .pcard.flag h3 { font-size: 22px; }
.pcard {
  position: relative; display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg);
  overflow: hidden; transition: transform .35s var(--ease), box-shadow .35s, border-color .35s;
}
.pcard:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: transparent; }
.pcard-media { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: #c3d9ef; }
.pcard-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.pcard:hover .pcard-media img { transform: scale(1.05); }
.pcard-media .pill-sku { position: absolute; left: 14px; top: 14px; box-shadow: 0 4px 12px -4px rgba(0, 0, 0, .3); }
.pcard-media .pill-star { position: absolute; right: 14px; top: 14px; }
.pcard-body { padding: 22px 22px 20px; display: flex; flex-direction: column; flex: 1; }
.pcard .meta { font-size: 12.5px; color: var(--faint); font-weight: 500; display: flex; gap: 8px; align-items: center; }
.pcard .meta .dot { width: 3px; height: 3px; border-radius: 50%; background: currentColor; }
.pcard h3 { font-size: 19px; margin: 8px 0 6px; }
.pcard h3 a::after { content: ""; position: absolute; inset: 0; }
.pcard .tag { color: var(--muted); font-size: 14.5px; }
.pcard .hit { margin-top: 10px; font-size: 13px; color: var(--teal); background: var(--mist); border-radius: 8px; padding: 6px 10px; }
.pcard-foot { margin-top: auto; padding-top: 18px; display: flex; align-items: center; justify-content: space-between; font-size: 13.5px; font-weight: 600; color: var(--teal); }
.pcard-foot .count { color: var(--ink-2); font-weight: 550; }
.pcard-foot svg { width: 18px; height: 18px; transition: transform .25s var(--ease); }
.pcard:hover .pcard-foot svg { transform: translateX(4px); }
.empty { text-align: center; padding: 48px 20px; color: var(--muted); border: 1px dashed var(--line-2); border-radius: var(--radius-lg); }
.cat-foot { margin-top: 36px; display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px; color: var(--muted); font-size: 14.5px; }
.cat-foot a { color: var(--teal); font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.cat-foot svg { width: 16px; height: 16px; }

/* builder teaser */
.teaser { display: grid; grid-template-columns: 1fr 1.05fr; gap: 64px; align-items: center; }
.teaser ul.ticks { margin-top: 28px; display: grid; gap: 14px; }
.ticks li { display: flex; gap: 12px; align-items: flex-start; color: var(--on-dark-2); font-size: 15.5px; }
.ticks li b { color: #fff; font-weight: 600; }
.ticks svg { width: 20px; height: 20px; flex: none; color: var(--teal-300); margin-top: 2px; }
.mock {
  background: linear-gradient(180deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .03)); border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 22px; padding: 22px; box-shadow: var(--shadow-lg);
}
.mock-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid rgba(255, 255, 255, .1); }
.mock-head .t { font-weight: 650; }
.mock-head .t small { display: block; color: var(--on-dark-2); font-weight: 400; font-size: 12.5px; }
.mock-row { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid rgba(255, 255, 255, .06); font-size: 14px; }
.mock-row .n { font-family: var(--mono); font-size: 11px; color: var(--teal-300); width: 20px; }
.mock-row .nm { flex: 1; }
.mock-row .q { display: inline-flex; align-items: center; gap: 2px; background: rgba(255, 255, 255, .06); border-radius: 999px; padding: 3px; }
.mock-row .q span { width: 24px; text-align: center; font-family: var(--mono); font-size: 12.5px; }
.mock-row .q i { width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; background: rgba(255, 255, 255, .08); font-style: normal; color: var(--on-dark-2); font-size: 13px; }
.mock-row.add .nm { color: #9fe0c0; }
.mock-row.add .n { color: #9fe0c0; }
.mock-row.add { background: linear-gradient(90deg, rgba(110, 220, 170, .08), transparent); margin: 0 -10px; padding-left: 10px; padding-right: 10px; border-radius: 8px; }
.mock-row .badge { font-size: 10.5px; font-weight: 700; color: #9fe0c0; letter-spacing: .06em; }
.mock-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; font-size: 13px; color: var(--on-dark-2); }

/* process */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; left: 0; right: 0; top: 23px; height: 1px; background: linear-gradient(90deg, var(--teal-300), var(--line-2)); }
.step { position: relative; padding-right: 22px; }
.step .num {
  width: 46px; height: 46px; border-radius: 50%; display: grid; place-items: center; background: var(--surface); border: 1px solid var(--teal-300);
  color: var(--teal); font-family: var(--mono); font-weight: 600; font-size: 14px; position: relative; margin-bottom: 24px;
  box-shadow: 0 0 0 6px var(--bg);
}
.section.alt .step .num { box-shadow: 0 0 0 6px var(--surface); }
.step h3 { font-size: 17.5px; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 14.5px; }

/* quality */
.quality { display: grid; grid-template-columns: 1fr 1.3fr; gap: 64px; align-items: start; }
.quality .ticks { margin-top: 28px; display: grid; gap: 14px; }
.qgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(255, 255, 255, .1); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid rgba(255, 255, 255, .1); }
.qcell { background: var(--deep); padding: 30px 28px; }
.qcell .big { font-size: clamp(30px, 3.4vw, 42px); font-weight: 750; letter-spacing: -.03em; line-height: 1; color: #fff; }
.qcell .big small { font-size: .5em; color: var(--teal-300); font-weight: 600; letter-spacing: 0; margin-left: 4px; }
.qcell h3 { font-size: 15.5px; margin: 14px 0 6px; color: #fff; }
.qcell p { color: var(--on-dark-2); font-size: 14px; }

/* about */
.about { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: center; }
.about-figure { position: relative; border-radius: var(--radius-lg); overflow: hidden; aspect-ratio: 4 / 3.2; box-shadow: var(--shadow); }
.about-figure img { width: 100%; height: 100%; object-fit: cover; }
.about-figure figcaption {
  position: absolute; left: 16px; bottom: 16px; right: 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: rgba(255, 255, 255, .9); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-radius: 14px; padding: 12px 16px; font-size: 13.5px;
}
.about-figure figcaption b { color: var(--deep); }
.about-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 32px; }
.fact { border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; background: var(--surface); }
.fact .k { font-size: 12.5px; color: var(--faint); }
.fact .v { font-weight: 650; margin-top: 2px; }

/* faq */
.faq { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list details:first-child { border-top: 1px solid var(--line); }
.faq-list summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 22px 0; font-weight: 600; font-size: 17px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary .pm { width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--line-2); display: grid; place-items: center; flex: none; transition: transform .3s var(--ease), background .2s; }
.faq-list summary .pm svg { width: 14px; height: 14px; }
.faq-list details[open] summary .pm { transform: rotate(45deg); background: var(--deep); color: #fff; border-color: var(--deep); }
.faq-list .ans { padding: 0 48px 24px 0; color: var(--muted); }

/* contact */
.contact { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: start; }
.cards { display: grid; gap: 12px; margin-top: 32px; }
.ccard { display: flex; gap: 16px; align-items: center; padding: 16px 18px; border-radius: 16px; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1); transition: background .2s, border-color .2s; }
a.ccard:hover { background: rgba(255, 255, 255, .1); border-color: rgba(255, 255, 255, .25); }
.ccard .ic { width: 42px; height: 42px; border-radius: 12px; background: rgba(79, 151, 163, .2); color: #9fd6dd; display: grid; place-items: center; flex: none; }
.ccard .ic svg { width: 20px; height: 20px; }
.ccard .k { font-size: 12.5px; color: var(--on-dark-2); }
.ccard .v { font-weight: 600; }

.form { background: var(--surface); color: var(--ink); border-radius: var(--radius-lg); padding: 34px; box-shadow: var(--shadow-lg); }
.form h3 { font-size: 22px; }
.form > p { color: var(--muted); font-size: 14.5px; margin-top: 6px; }
.fgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 24px; }
.field { display: grid; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13px; font-weight: 600; color: var(--ink-2); }
.field label .opt { color: var(--faint); font-weight: 400; }
.field input, .field select, .field textarea {
  width: 100%; border: 1px solid var(--line-2); border-radius: 12px; background: var(--bg); padding: 12px 14px; font-size: 15px; transition: border-color .2s, box-shadow .2s, background .2s;
}
.field textarea { min-height: 116px; resize: vertical; }
.field select { appearance: none; -webkit-appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2356676c' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--teal-300); background: #fff; box-shadow: 0 0 0 4px rgba(79, 151, 163, .16); }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 22px; }
.form-actions small { color: var(--faint); font-size: 12.5px; }
.form-done { display: none; margin-top: 18px; padding: 16px 18px; border-radius: 14px; background: var(--mist); color: var(--deep); font-size: 14.5px; }
.form-done.show { display: block; }
.form-ok { margin-top: 18px; padding: 16px 18px; border-radius: 14px; background: #e3f6ec; color: #14532d; font-size: 15px; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.bsum .sent-ok { color: #9fe0c0; font-size: 13.5px; }
.form-done .row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }

/* cta band */
.cta-band { position: relative; overflow: hidden; border-radius: 28px; padding: 64px; color: #fff; isolation: isolate;
  background: radial-gradient(600px 300px at 90% 0%, rgba(79, 151, 163, .45), transparent 60%), linear-gradient(135deg, var(--teal), var(--deep)); }
.cta-band::after { content: ""; position: absolute; right: -60px; bottom: -60px; width: 320px; height: 320px; border-radius: 40px; border: 1px solid rgba(255, 255, 255, .14); transform: rotate(18deg); z-index: -1; }
.cta-band .row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; }
.cta-band p { color: #cfe6e8; margin-top: 10px; max-width: 560px; }

/* footer */
.site-footer { background: var(--night); color: var(--on-dark-2); padding: 72px 0 36px; font-size: 14.5px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.site-footer h4 { color: #fff; font-size: 13px; font-family: var(--mono); font-weight: 500; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 16px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.site-footer a:hover { color: #fff; }
.site-footer .tagline { margin-top: 16px; max-width: 320px; }
.site-footer .motto { font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; color: var(--teal-300); margin-top: 20px; }
.foot-base { margin-top: 56px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .08); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 13px; color: #7d9296; }

/* ---------- pack page ---------- */
.phero { position: relative; overflow: hidden; color: #fff; background: var(--deep); margin-top: calc(var(--header-h) * -1); padding-top: var(--header-h); isolation: isolate; }
.phero-media { position: absolute; top: 0; right: 0; bottom: 0; width: 58%; z-index: -1; }
.phero-media img { width: 100%; height: 100%; object-fit: cover; }
.phero-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--deep) 0%, rgba(5, 58, 63, .82) 26%, rgba(5, 58, 63, .25) 62%, rgba(5, 58, 63, .1) 100%), linear-gradient(0deg, rgba(5, 58, 63, .6), transparent 40%); }
.phero .wrap { padding-top: 40px; padding-bottom: 64px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; font-size: 13.5px; color: var(--on-dark-2); }
.crumbs a:hover { color: #fff; }
.crumbs span[aria-hidden] { opacity: .5; }
.phero-copy { max-width: 640px; margin-top: 48px; }
.phero .pills { display: flex; flex-wrap: wrap; gap: 8px; }
.phero h1 { font-size: clamp(36px, 5vw, 60px); letter-spacing: -.035em; margin: 18px 0 10px; }
.phero .tag { font-size: 19px; font-weight: 600; color: var(--ice); }
.phero .desc { color: var(--on-dark-2); margin-top: 12px; font-size: 16.5px; max-width: 560px; }
.phero .hero-ctas { margin-top: 30px; }

.feats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: -1px; }
.feat { display: flex; gap: 12px; align-items: flex-start; padding: 22px 0; }
.feat .ck { width: 30px; height: 30px; border-radius: 50%; background: var(--mist); color: var(--teal); display: grid; place-items: center; flex: none; }
.feat .ck svg { width: 15px; height: 15px; }
.feat b { display: block; font-size: 14.5px; }
.feat span { font-size: 13px; color: var(--muted); }
.feats-wrap { background: var(--surface); border-bottom: 1px solid var(--line); }

.gallery { display: grid; grid-template-columns: 1fr 1.7fr; gap: 22px; }
.gcard { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 20px; display: flex; flex-direction: column; }
.gcard-h { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.gcard-h h2 { font-size: 17px; letter-spacing: -.01em; }
.gcard-h span { font-size: 13px; color: var(--faint); }
.gimg { position: relative; border-radius: 14px; overflow: hidden; background: #c3d9ef; flex: 1; min-height: 220px; }
.gimg img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.gimg.contain img { object-fit: contain; }
.gimg .pack-label { width: 60%; left: 8%; top: 30%; }
button.gimg { border: 0; padding: 0; cursor: zoom-in; width: 100%; display: block; }
.zoom-hint { position: absolute; right: 12px; bottom: 12px; display: inline-flex; align-items: center; gap: 6px; background: rgba(255, 255, 255, .92); color: var(--deep); font-size: 12.5px; font-weight: 600; padding: 6px 10px; border-radius: 999px; }
.zoom-hint svg { width: 14px; height: 14px; }
.gallery .gcard:last-child .gimg { aspect-ratio: 3 / 2; flex: none; min-height: 0; }
.gcard .cap { text-align: center; color: var(--faint); font-size: 13px; margin-top: 12px; }

.spec-layout { display: grid; grid-template-columns: 1.55fr 1fr; gap: 28px; align-items: start; }
.comp-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; padding-bottom: 14px; border-bottom: 2px solid var(--deep); }
.comp-head h2 { font-size: 24px; }
.comp-head span { font-size: 13.5px; color: var(--faint); }
.comp-list { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 32px; }
.comp-list li { break-inside: avoid; display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.comp-list .n { font-family: var(--mono); font-size: 12px; color: var(--teal); width: 22px; }
.comp-list .nm { flex: 1; }
.comp-list .q { font-family: var(--mono); font-weight: 700; font-size: 13.5px; }
.note { display: flex; gap: 14px; align-items: flex-start; margin-top: 22px; padding: 14px 16px; background: var(--mist); border-radius: 12px; font-size: 14px; color: var(--ink-2); }
.note b { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; color: var(--deep); margin-top: 2px; }
.spec-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 26px; position: sticky; top: calc(var(--header-h) + 20px); }
.spec-card h2 { font-size: 18px; margin-bottom: 8px; }
.spec-card dl { margin: 0; }
.spec-card dl div { display: grid; grid-template-columns: 120px 1fr; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.spec-card dt { color: var(--faint); }
.spec-card dd { margin: 0; font-weight: 550; }
.spec-card .actions { display: grid; gap: 10px; margin-top: 22px; }
.disclaimer { margin-top: 14px; font-size: 12.5px; color: var(--faint); text-align: center; }

.related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }

/* lightbox */
.lightbox { position: fixed; inset: 0; z-index: 90; background: rgba(3, 20, 22, .9); display: none; align-items: center; justify-content: center; padding: 24px; backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.lightbox.open { display: flex; animation: fade .25s var(--ease); }
.lightbox img { max-width: min(1400px, 100%); max-height: 100%; border-radius: 14px; box-shadow: var(--shadow-lg); }
.lightbox button { position: absolute; top: 16px; right: 16px; width: 44px; height: 44px; border-radius: 50%; border: 0; background: rgba(255, 255, 255, .12); color: #fff; cursor: pointer; display: grid; place-items: center; }
.lightbox button svg { width: 20px; height: 20px; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

/* ---------- builder ---------- */
.bhero { background: var(--deep); color: #fff; margin-top: calc(var(--header-h) * -1); padding: calc(var(--header-h) + 56px) 0 56px; position: relative; overflow: hidden; isolation: isolate; }
.bhero::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(700px 360px at 85% 0%, rgba(79, 151, 163, .35), transparent 60%); }
.bhero h1 { margin: 16px 0 14px; }
.bhero .lead { max-width: 640px; }
.builder { display: grid; grid-template-columns: 1fr 400px; gap: 28px; align-items: start; padding-top: 40px; padding-bottom: 112px; }
.bstep { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 28px; margin-bottom: 20px; }
.bstep-h { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.bstep-h .num { width: 34px; height: 34px; border-radius: 50%; background: var(--deep); color: #fff; font-family: var(--mono); font-size: 13px; font-weight: 600; display: grid; place-items: center; flex: none; }
.bstep-h h2 { font-size: 20px; }
.bstep-h p { font-size: 14px; color: var(--muted); }
.base-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; }
.base {
  text-align: left; border: 1px solid var(--line-2); background: var(--bg); border-radius: 14px; padding: 12px; cursor: pointer; display: grid; gap: 4px; transition: all .2s;
}
.base:hover { border-color: var(--teal-300); background: #fff; }
.base[aria-pressed="true"] { border-color: var(--teal); background: #fff; box-shadow: 0 0 0 3px rgba(1, 105, 110, .15); }
.base .sku { font-family: var(--mono); font-size: 11px; color: var(--teal); font-weight: 600; }
.base .nm { font-size: 14px; font-weight: 600; line-height: 1.3; }
.base .ct { font-size: 12px; color: var(--faint); }
.base.blank { border-style: dashed; }

.blist { list-style: none; padding: 0; margin: 0; }
.bitem { display: grid; grid-template-columns: 26px 1fr auto 36px; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); }
.bitem .n { font-family: var(--mono); font-size: 12px; color: var(--faint); }
.bitem .nm { font-size: 15px; font-weight: 500; }
.bitem .cat { display: block; font-size: 12px; color: var(--faint); font-weight: 400; }
.bitem.added .nm::after, .bitem.changed .nm::after { font-size: 10.5px; font-weight: 700; letter-spacing: .06em; margin-left: 8px; padding: 2px 6px; border-radius: 6px; vertical-align: 2px; }
.bitem.added .nm::after { content: "ADDED"; background: #e3f6ec; color: #1f7a4d; }
.bitem.changed .nm::after { content: "QTY"; background: #fff4d6; color: #7a5300; }
.stepper { display: inline-flex; align-items: center; border: 1px solid var(--line-2); border-radius: 999px; background: var(--bg); }
.stepper button { width: 32px; height: 32px; border: 0; background: transparent; cursor: pointer; display: grid; place-items: center; color: var(--ink-2); border-radius: 50%; }
.stepper button:hover { background: var(--mist); color: var(--teal); }
.stepper button svg { width: 14px; height: 14px; }
.stepper input { width: 40px; border: 0; background: transparent; text-align: center; font-family: var(--mono); font-weight: 600; font-size: 14px; padding: 0; -moz-appearance: textfield; }
.stepper input::-webkit-outer-spin-button, .stepper input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.rm { width: 34px; height: 34px; border-radius: 50%; border: 0; background: transparent; color: var(--faint); cursor: pointer; display: grid; place-items: center; }
.rm:hover { background: #fdecec; color: #b42318; }
.rm svg { width: 16px; height: 16px; }
.removed-note { margin-top: 12px; font-size: 13px; color: var(--faint); }
.removed-note button { border: 0; background: none; color: var(--teal); font-weight: 600; cursor: pointer; padding: 0 2px; }

.adder { margin-top: 18px; display: grid; grid-template-columns: 1fr auto; gap: 10px; position: relative; }
.adder input { height: 46px; border: 1px solid var(--line-2); border-radius: 12px; padding: 0 14px; background: var(--bg); font-size: 15px; }
.adder input:focus { outline: none; border-color: var(--teal-300); background: #fff; box-shadow: 0 0 0 4px rgba(79, 151, 163, .16); }
.suggest { position: absolute; left: 0; right: 0; top: 52px; z-index: 5; background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); max-height: 300px; overflow: auto; display: none; padding: 6px; }
.suggest.open { display: block; }
.suggest button { width: 100%; text-align: left; border: 0; background: transparent; padding: 10px 12px; border-radius: 10px; cursor: pointer; display: flex; justify-content: space-between; gap: 12px; font-size: 14.5px; }
.suggest button:hover, .suggest button.active { background: var(--mist); }
.suggest button small { color: var(--faint); font-size: 12px; }
.lib-cats { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.lib-cats button { border: 1px solid var(--line-2); background: #fff; border-radius: 999px; padding: 5px 11px; font-size: 12.5px; cursor: pointer; color: var(--ink-2); }
.lib-cats button:hover { border-color: var(--teal-300); color: var(--teal); }

.bsum { position: sticky; top: calc(var(--header-h) + 20px); background: var(--deep); color: #fff; border-radius: var(--radius-lg); padding: 26px; box-shadow: var(--shadow-lg); }
.bsum .k { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; color: var(--teal-300); text-transform: uppercase; }
.bsum input.pname { width: 100%; background: transparent; border: 0; border-bottom: 1px dashed rgba(255, 255, 255, .25); color: #fff; font-size: 20px; font-weight: 700; padding: 6px 0 8px; margin-top: 4px; }
.bsum input.pname::placeholder { color: #fff; opacity: .92; }
.bsum input.pname:focus { outline: none; border-bottom-color: var(--teal-300); }
.bsum .based { font-size: 13px; color: var(--on-dark-2); margin-top: 8px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255, 255, 255, .1); border-radius: 14px; overflow: hidden; margin: 20px 0; }
.stats div { background: rgba(3, 42, 46, .9); padding: 14px 12px; }
.stats b { display: block; font-size: 24px; font-weight: 750; letter-spacing: -.02em; }
.stats span { font-size: 11.5px; color: var(--on-dark-2); }
.diff { font-size: 13px; color: var(--on-dark-2); display: grid; gap: 4px; margin-bottom: 18px; max-height: 160px; overflow: auto; }
.diff .a { color: #9fe0c0; } .diff .r { color: #f3a6a0; } .diff .c { color: #f6d58b; }
.bsum .actions { display: grid; gap: 10px; }
.bsum .row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.bsum .fine { font-size: 12px; color: var(--on-dark-2); margin-top: 14px; text-align: center; }
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); background: var(--ink); color: #fff; padding: 12px 18px; border-radius: 999px; font-size: 14px; font-weight: 500; opacity: 0; pointer-events: none; transition: all .3s var(--ease); z-index: 95; box-shadow: var(--shadow-lg); }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.in { opacity: 1; transform: none; }
.js .reveal.d1 { transition-delay: .08s; } .js .reveal.d2 { transition-delay: .16s; } .js .reveal.d3 { transition-delay: .24s; } .js .reveal.d4 { transition-delay: .32s; }

/* ---------- 404 ---------- */
.nf { min-height: 70vh; display: grid; place-items: center; text-align: center; padding-top: 80px; padding-bottom: 80px; }
.nf .code { font-family: var(--mono); color: var(--teal); letter-spacing: .14em; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; padding-top: 64px; padding-bottom: 80px; }
  .stage { max-width: 620px; }
  .props { grid-template-columns: repeat(2, 1fr); }
  .grid-packs, .related { grid-template-columns: repeat(2, 1fr); }
  .grid-packs .pcard.flag .pcard-media { aspect-ratio: 16 / 7; }
  .teaser, .quality, .about, .faq, .contact { grid-template-columns: 1fr; gap: 44px; }
  .steps { grid-template-columns: 1fr; gap: 0; }
  .steps::before { left: 23px; right: auto; top: 0; bottom: 0; width: 1px; height: auto; background: linear-gradient(180deg, var(--teal-300), var(--line-2)); }
  .step { display: grid; grid-template-columns: 46px 1fr; gap: 0 20px; padding: 0 0 30px; }
  .step .num { margin: 0; grid-row: span 2; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .spec-layout, .builder { grid-template-columns: 1fr; }
  .spec-card, .bsum { position: static; }
  .feats { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: 1fr; }
  .gimg { aspect-ratio: 3 / 2; flex: none; min-height: 0; }
}
@media (max-width: 860px) {
  .nav, .header-cta { display: none; }
  .menu-btn { display: inline-flex; }
  .site-header.open .nav {
    display: flex; flex-direction: column; align-items: stretch; position: absolute; top: var(--header-h); left: 0; right: 0;
    background: var(--deeper); padding: 12px var(--gutter) 20px; border-bottom: 1px solid rgba(255, 255, 255, .1); gap: 2px;
  }
  .site-header.open .nav a { padding: 14px 12px; font-size: 16px; }
  .site-header.open .nav .btn { margin-top: 8px; display: inline-flex; color: var(--deep); }
  .strip .wrap { grid-template-columns: repeat(2, 1fr); }
  .strip-item { padding: 18px 14px; border-left: 0; border-top: 1px solid rgba(255, 255, 255, .08); }
  .strip-item:nth-child(-n+2) { border-top: 0; }
  .strip-item:nth-child(odd) { padding-left: 0; }
  .band, .band.flip { grid-template-columns: 1fr; }
  .band.flip .band-copy { order: 0; }
  .band-media { aspect-ratio: 16 / 8; min-height: 0; order: -1; }
  .band-media::after, .band.flip .band-media::after { background: linear-gradient(0deg, var(--deep) 0%, rgba(5, 58, 63, 0) 55%); }
  .band-copy, .band.flip .band-copy { padding: 8px 24px 30px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 16px; }
  .phero-media { width: 100%; opacity: .45; }
  .cta-band { padding: 40px 28px; }
}
@media (max-width: 640px) {
  :root { --gutter: 16px; --header-h: 62px; }
  .section { padding: 80px 0; }
  .section-sm { padding: 60px 0; }
  .props, .grid-packs, .related, .qgrid, .about-facts, .fgrid { grid-template-columns: 1fr; }
  .grid-packs .pcard.flag { grid-column: auto; }
  .grid-packs .pcard.flag .pcard-media { aspect-ratio: 3 / 2; }
  .hero-ctas .btn { flex: 1 1 100%; }
  .stage { aspect-ratio: 1 / 1.02; }
  .stage-chip { font-size: 12px; padding: 8px 10px 8px 8px; }
  .stage-chip .ic { width: 28px; height: 28px; }
  .stage-chip.c2 { display: none; }
  .comp-list { columns: 1; }
  .feats { grid-template-columns: 1fr; gap: 0; }
  .feat { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .form { padding: 24px 20px; }
  .foot-grid { grid-template-columns: 1fr; }
  .bstep { padding: 20px 16px; }
  .bitem { grid-template-columns: 1fr auto 34px; }
  .bitem .n { display: none; }
  .spec-card dl div { grid-template-columns: 104px 1fr; }
  .cat-tools { flex-direction: column; flex-wrap: nowrap; align-items: stretch; }
  .cat-tools > * { min-width: 0; max-width: calc(100% + var(--gutter) * 2); }
  .search { max-width: 100%; }
  .search { flex: 1 1 auto; }
  .chips { flex-wrap: nowrap; overflow-x: auto; margin: 0 calc(var(--gutter) * -1); padding: 0 var(--gutter) 4px; scrollbar-width: none; }
  .chip { flex: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}