/* OBMM site — dark tech theme (matches deck palette) */
:root {
  --bg: #0A0F1E; --bg-deep: #060A15;
  --panel: #121C31; --panel2: #17233C; --panel-hi: #1C2A45; --code-bg: #0C1424;
  --line: #263650;
  --text: #E9EFF9; --muted: #8CA0BE; --faint: #5D6F8C;
  --sky: #38BDF8; --sky-fill: #10263E;
  --teal: #2DD4BF; --teal-fill: #123230;
  --amber: #FBBF24; --amber-fill: #2C2410;
  --violet: #A78BFA; --violet-fill: #252040;
  --slate: #9AAAC6; --slate-fill: #182032;
  --sans: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono: ui-monospace, "SF Mono", Consolas, "Cascadia Mono", Menlo, monospace;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: var(--sans); line-height: 1.65; overflow-x: hidden; }
code, .mono { font-family: var(--mono); }
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- nav ---------- */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; backdrop-filter: blur(12px); background: rgba(6,10,21,.78); border-bottom: 1px solid var(--line); }
.nav-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; height: 60px; display: flex; align-items: center; justify-content: space-between; }
.logo { font-weight: 800; font-size: 19px; letter-spacing: .5px; }
.logo-mark { color: var(--amber); }
.logo-sub { color: var(--faint); font-weight: 500; font-size: 14px; }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--muted); font-size: 14px; transition: color .2s; }
.nav-links a:hover { color: var(--text); }
.nav-cta { color: var(--amber) !important; border: 1px solid var(--line); border-radius: 8px; padding: 6px 14px; }
.nav-cta:hover { border-color: var(--amber); }
@media (max-width: 900px) { .nav-links a:not(.nav-cta) { display: none; } }

/* ---------- hero ---------- */
.hero { position: relative; padding: 150px 24px 0; max-width: 1200px; margin: 0 auto; }
.hero-bg { position: absolute; inset: -60px 0 0 0; overflow: visible; pointer-events: none; z-index: -1; }
.hero-bg .grid { position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 56px 56px; opacity: .14; mask-image: radial-gradient(ellipse 90% 70% at 50% 20%, #000 30%, transparent 75%); }
.glow { position: absolute; border-radius: 50%; filter: blur(110px); opacity: .55; }
.g1 { width: 420px; height: 420px; background: #0E3A5C; top: -80px; right: 4%; }
.g2 { width: 360px; height: 360px; background: #2C2410; bottom: -140px; left: 0; }
.rings { position: absolute; width: 800px; height: 800px; right: -180px; top: -180px; opacity: .5; }
.rings circle { fill: none; stroke: #1A2A47; stroke-width: 1; }
.hero-inner { display: grid; grid-template-columns: 1.35fr .9fr; gap: 48px; align-items: center; }
@media (max-width: 980px) { .hero-inner { grid-template-columns: 1fr; } .hero-stack { display: none; } }
.badges { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 22px; }
.badge { font-size: 12.5px; font-weight: 600; padding: 4px 12px; border-radius: 999px; border: 1px solid; }
.b-sky { color: var(--sky); border-color: #1E4A68; background: var(--sky-fill); }
.b-teal { color: var(--teal); border-color: #1B4F49; background: var(--teal-fill); }
.b-amber { color: var(--amber); border-color: #57431a; background: var(--amber-fill); }
.hero h1 { font-size: clamp(40px, 5.6vw, 64px); line-height: 1.12; font-weight: 800; letter-spacing: -1px; }
.grad { background: linear-gradient(92deg, var(--sky) 10%, var(--teal) 55%, var(--amber) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; font-size: .62em; }
.hero-sub { margin: 22px 0 30px; color: var(--muted); font-size: 17px; max-width: 620px; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.btn { display: inline-block; padding: 11px 24px; border-radius: 10px; font-size: 15px; font-weight: 600; transition: transform .15s, box-shadow .15s, border-color .15s; }
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--amber); color: #0A0F1E; box-shadow: 0 6px 26px rgba(251,191,36,.25); }
.btn-primary:hover { box-shadow: 0 8px 32px rgba(251,191,36,.4); }
.btn-ghost { border: 1px solid var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--sky); color: var(--sky); }

/* hero mini stack */
.hero-stack { display: flex; flex-direction: column; gap: 10px; }
.hs-item { display: flex; align-items: center; gap: 10px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 10px 16px; font-size: 14px; font-weight: 600; transition: transform .2s, border-color .2s; }
.hs-item:hover { transform: translateX(-6px); }
.hs-item i { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.hs-item .lay { margin-left: auto; color: var(--faint); font-size: 12px; font-family: var(--mono); }
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 64px 0 0; }
@media (max-width: 780px) { .hero-stats { grid-template-columns: repeat(2, 1fr); } }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 18px 22px; }
.stat b { display: block; font-size: 30px; color: var(--amber); font-weight: 800; letter-spacing: -.5px; }
.stat span { color: var(--muted); font-size: 13px; }

/* ---------- sections ---------- */
.section { padding: 96px 0; }
.section.alt { background: var(--bg-deep); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.kicker { color: var(--sky); font-size: 13px; font-weight: 700; letter-spacing: 3px; margin-bottom: 10px; }
h2 { font-size: clamp(28px, 3.4vw, 38px); font-weight: 800; letter-spacing: -.5px; margin-bottom: 14px; }
.section-sub { color: var(--muted); margin-bottom: 36px; }
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 30px; }
.cols-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 30px; }
@media (max-width: 980px) { .cols-3, .cols-4 { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 26px; }
.card h3 { font-size: 18px; margin: 10px 0 8px; }
.card p { color: var(--muted); font-size: 14.5px; }
.dot { display: inline-block; width: 11px; height: 11px; border-radius: 50%; }
.d-sky { background: var(--sky); } .d-teal { background: var(--teal); } .d-amber { background: var(--amber); } .d-violet { background: var(--violet); }
.pain h3 { display: flex; align-items: center; gap: 10px; margin-top: 0; }
.pain:hover { border-color: #33475F; transform: translateY(-3px); transition: .2s; }
.t-sky { color: var(--sky); } .t-teal { color: var(--teal); } .t-amber { color: var(--amber); } .t-violet { color: var(--violet); }

.answer { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-top: 22px; background: var(--panel2); }
@media (max-width: 900px) { .answer { grid-template-columns: 1fr; } }
.answer-tag { color: var(--sky); font-weight: 700; font-size: 14px; margin-bottom: 8px; }
.answer-tag.warn { color: var(--amber); }
.answer p { color: var(--text); }
.answer code { color: var(--amber); }
.answer-obmm { margin-top: 12px; color: var(--amber) !important; }
.answer-obmm b { color: var(--amber); }

/* ---------- architecture ---------- */
.arch { display: grid; grid-template-columns: 1.05fr 1fr; gap: 26px; margin-top: 34px; }
@media (max-width: 980px) { .arch { grid-template-columns: 1fr; } }
.arch-stack { display: flex; flex-direction: column; gap: 10px; }
.alayer { display: flex; align-items: center; gap: 14px; border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; cursor: pointer; transition: transform .15s, border-color .15s, background .15s; user-select: none; }
.alayer:hover, .alayer.active { transform: translateX(8px); }
.alayer .ltag { font-family: var(--mono); font-size: 12px; font-weight: 700; background: var(--bg); border: 1px solid var(--line); border-radius: 7px; padding: 3px 9px; flex: none; }
.alayer .lname { font-weight: 700; font-size: 15.5px; }
.alayer .ldesc { margin-left: auto; color: var(--faint); font-size: 12.5px; text-align: right; }
@media (max-width: 640px) { .alayer .ldesc { display: none; } }
.alayer.active { border-color: var(--ac); background: var(--af); box-shadow: 0 4px 22px rgba(0,0,0,.35); }
.alayer.active .lname, .alayer.active .ltag { color: var(--ac); }
.alayer.active .ltag { border-color: var(--ac); }
.arch-detail { position: sticky; top: 84px; align-self: start; min-height: 380px; }
.ad-head { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; }
.ad-badge { font-family: var(--mono); font-size: 13px; font-weight: 700; padding: 3px 10px; border-radius: 7px; border: 1px solid; }
.ad-title { font-size: 19px; font-weight: 800; }
.ad-desc { color: var(--text); font-size: 14.5px; margin: 12px 0 16px; }
.ad-sub { color: var(--sky); font-weight: 700; font-size: 12.5px; letter-spacing: 1px; margin: 14px 0 6px; }
.ad-list { list-style: none; }
.ad-list li { color: var(--muted); font-size: 13.5px; padding: 5px 0 5px 18px; position: relative; }
.ad-list li::before { content: "▸"; position: absolute; left: 0; color: var(--faint); }
.ad-list code, .ad-desc code { color: #C9D7EE; background: var(--code-bg); border: 1px solid var(--line); border-radius: 5px; padding: 1px 6px; font-size: 12.5px; }

/* ---------- mechanism ---------- */
.mech-block { margin-top: 44px; }
.mech-block > h3 { font-size: 20px; display: flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.mech-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
@media (max-width: 980px) { .mech-grid { grid-template-columns: 1fr; } }
.mech-note { color: var(--faint); font-size: 13px; margin-top: 18px; }
.mech-note.center { text-align: center; }
.small { font-size: 13.5px; line-height: 2; }

/* address translation */
.xlate { display: grid; grid-template-columns: 1fr .9fr 1fr; gap: 22px; align-items: stretch; }
@media (max-width: 900px) { .xlate { grid-template-columns: 1fr; } }
.xnode { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 22px; display: flex; flex-direction: column; gap: 9px; }
.xn-a { border-color: #1E4A68; } .xn-b { border-color: #1B4F49; }
.xnode-title { font-weight: 800; font-size: 15px; }
.xn-a .xnode-title { color: var(--sky); } .xn-b .xnode-title { color: var(--teal); }
.xstep { background: var(--bg); border: 1px solid var(--line); border-radius: 9px; padding: 10px 14px; font-size: 13.5px; text-align: center; }
.xstep.hl-sky { border-color: var(--sky); color: var(--sky); background: var(--sky-fill); }
.xstep.hl-teal { border-color: var(--teal); color: var(--teal); background: var(--teal-fill); }
.xarrow { text-align: center; color: var(--faint); font-size: 13px; line-height: 1; }
.xnote { color: var(--faint); font-size: 12px; text-align: center; margin-top: 4px; }
.xbus { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 12px; text-align: center; }
.xbus > p { color: var(--sky); font-weight: 800; font-size: 15px; }
.xbus code { color: #C9D7EE; background: var(--code-bg); border: 1px solid #1E4A68; padding: 8px 16px; border-radius: 9px; font-size: 13px; }
.bus-line { width: 100%; height: 2px; background: linear-gradient(90deg, transparent, var(--sky), transparent); position: relative; overflow: visible; }
.pulse { position: absolute; top: -3px; left: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--sky); box-shadow: 0 0 12px var(--sky); animation: pulse 2.2s linear infinite; }
@keyframes pulse { 0% { left: 0; opacity: 0; } 12% { opacity: 1; } 88% { opacity: 1; } 100% { left: calc(100% - 8px); opacity: 0; } }

/* fsm */
.fsm { background: var(--panel); border: 1px solid #1B4F49; border-radius: 14px; padding: 24px; }
.fsm-state { text-align: center; font-weight: 700; font-size: 13.5px; border-radius: 9px; padding: 10px; border: 1px solid var(--line); }
.st-none { background: var(--slate-fill); color: var(--slate); width: 60%; margin: 0 auto; }
.st-read { background: var(--sky-fill); color: var(--sky); border-color: #1E4A68; }
.st-write { background: var(--amber-fill); color: var(--amber); border-color: #57431a; }
.fsm-arrows { height: 92px; display: flex; justify-content: center; }
.fsm-arrows svg { height: 100%; width: 220px; }
.fsm-l { stroke: var(--faint); stroke-width: 1.3; fill: none; marker-end: url(#ah); }
.fsm-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.fsm-constraint { margin-top: 16px; background: var(--amber-fill); border: 1px solid var(--amber); color: var(--amber); border-radius: 9px; text-align: center; font-weight: 700; font-size: 13.5px; padding: 10px; }
.mono { font-family: var(--mono); }

/* lane */
.lane { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 24px; }
.lane-row { position: relative; padding: 12px 0 12px 74px; }
.lane-name { position: absolute; left: 0; top: 50%; transform: translateY(-50%); font-weight: 700; font-size: 13.5px; width: 64px; }
.lane-row:first-of-type .lane-name { color: var(--sky); }
.lane-handoff + .lane-row .lane-name { color: var(--teal); }
.lane-line { position: absolute; left: 74px; right: 0; top: 50%; height: 1px; background: var(--line); }
.lane-blocks { position: relative; display: flex; gap: 10px; }
.lane-blocks.end { justify-content: flex-end; }
.lb { background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; font-size: 12.5px; font-weight: 600; padding: 8px 13px; }
.lb-amber { background: var(--amber-fill); border-color: var(--amber); color: var(--amber); }
.lb-teal { background: var(--teal-fill); border-color: var(--teal); color: var(--teal); }
.lane-handoff { display: flex; align-items: center; gap: 12px; padding-left: 74px; color: var(--amber); font-size: 12.5px; }
.lane-handoff svg { width: 44px; height: 66px; }
.lane-handoff path { stroke: var(--amber); stroke-width: 1.6; fill: none; marker-end: url(#ah2); }
.lane-handoff text { fill: var(--faint); font-size: 11px; }

/* preimport bars */
.pre { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 26px; display: flex; flex-direction: column; gap: 18px; }
.pre-row { display: grid; grid-template-columns: 120px 1fr 190px; gap: 16px; align-items: center; }
@media (max-width: 780px) { .pre-row { grid-template-columns: 1fr; } }
.pre-label { color: var(--muted); font-weight: 700; font-size: 13.5px; }
.pre-label.ok { color: var(--sky); }
.pre-bar { display: flex; gap: 6px; }
.pre-col { display: flex; flex-direction: column; gap: 8px; }
.seg { border-radius: 7px; font-size: 12.5px; font-weight: 600; padding: 9px 14px; text-align: center; white-space: nowrap; }
.seg-slow { flex: 5; background: #3A4B68; color: var(--text); }
.seg-fast { background: var(--teal); color: var(--bg-deep); }
.seg-pre { background: var(--sky-fill); border: 1px dashed var(--sky); color: var(--sky); }
.seg-idle { flex: 1; background: transparent; }
.pre-note { color: var(--faint); font-size: 12.5px; }
.pre-note.ok { color: var(--teal); }
.pre-divider { height: 1px; background: var(--line); }

/* ---------- tabs / scenes ---------- */
.tabs { display: flex; gap: 12px; margin: 30px 0 0; flex-wrap: wrap; }
.tab { flex: 1; min-width: 200px; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; color: var(--muted); font-family: var(--sans); font-size: 15px; padding: 14px 20px; cursor: pointer; text-align: left; transition: .18s; }
.tab b { color: var(--faint); font-family: var(--mono); margin-right: 8px; }
.tab i { display: block; font-style: normal; font-size: 12px; color: var(--faint); margin-top: 3px; font-family: var(--mono); }
.tab:hover { border-color: #33475F; color: var(--text); }
.tab.active { background: var(--amber-fill); border-color: var(--amber); color: var(--text); }
.tab.active b, .tab.active i { color: var(--amber); }
.tabpane { display: none; }
.tabpane.active { display: block; animation: fadein .35s ease; }
@keyframes fadein { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.scene { display: grid; grid-template-columns: 1fr 1.1fr; gap: 26px; margin-top: 26px; }
@media (max-width: 980px) { .scene { grid-template-columns: 1fr; } }
.scene-info { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 28px; }
.scene-info h3 { font-size: 20px; margin-bottom: 16px; }
.ticks { list-style: none; }
.ticks li { display: flex; gap: 11px; align-items: baseline; color: var(--text); font-size: 14.5px; padding: 7px 0; }
.ticks .dot { flex: none; transform: translateY(1px); }
.steps { list-style: none; counter-reset: st; }
.steps li { counter-increment: st; color: var(--text); font-size: 14.5px; padding: 7px 0; }
.steps li::before { content: counter(st); display: inline-flex; width: 22px; height: 22px; margin-right: 11px; align-items: center; justify-content: center; background: var(--amber-fill); color: var(--amber); border: 1px solid var(--amber); border-radius: 6px; font-size: 12px; font-weight: 700; }
.scene-callout { background: var(--amber-fill); border: 1px solid var(--amber); color: var(--text) !important; border-radius: 10px; padding: 13px 16px; font-size: 14.5px; margin-bottom: 14px; }
.scene-callout code { color: var(--amber); }
.chips { display: flex; gap: 9px; flex-wrap: wrap; margin-top: 18px; }
.chip { font-size: 12.5px; color: var(--muted); border: 1px solid var(--line); background: var(--bg); border-radius: 999px; padding: 5px 13px; }
.scene-code { background: var(--code-bg); border: 1px solid var(--line); border-radius: 14px; overflow: auto; }
.scene-code pre { padding: 24px 26px; }
pre { font-family: var(--mono); font-size: 13.5px; line-height: 1.75; color: #C9D7EE; overflow-x: auto; }
.cm { color: var(--faint); }
.st { color: #7DD3A8; }

/* ---------- layers cards ---------- */
.layer-card .lc-tag { font-family: var(--mono); font-weight: 800; font-size: 13px; color: var(--amber); background: var(--amber-fill); border: 1px solid #57431a; display: inline-block; padding: 2px 11px; border-radius: 7px; }

/* ---------- choose ---------- */
.choose { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 30px; }
@media (max-width: 980px) { .choose { grid-template-columns: 1fr; } }
.path h3 { margin-top: 8px; }
.path code { display: block; margin-top: 14px; color: #C9D7EE; background: var(--code-bg); border: 1px solid var(--line); border-radius: 8px; padding: 9px 13px; font-size: 12.5px; }
.pt-tag { font-family: var(--mono); font-weight: 800; font-size: 13px; display: inline-block; padding: 2px 11px; border-radius: 7px; border: 1px solid; }
.t-teal.pt-tag { background: var(--teal-fill); border-color: #1B4F49; }
.t-sky.pt-tag { background: var(--sky-fill); border-color: #1E4A68; }
.t-amber.pt-tag { background: var(--amber-fill); border-color: #57431a; }
.table-wrap { margin-top: 26px; overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; }
.cmp { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 640px; }
.cmp th, .cmp td { padding: 13px 18px; border-bottom: 1px solid var(--line); text-align: left; }
.cmp th { background: var(--panel-hi); font-size: 13.5px; }
.cmp td:first-child { color: var(--muted); font-weight: 600; white-space: nowrap; }
.cmp td { color: var(--text); background: var(--panel); }
.cmp tr:last-child td { border-bottom: none; }
.c-sky { color: var(--sky); } .c-teal { color: var(--teal); } .c-amber { color: var(--amber); }

/* ---------- eco ---------- */
.eco { display: block; transition: .18s; }
.eco:hover { border-color: #33475F; transform: translateY(-4px); }
.eco-name { font-family: var(--mono); font-weight: 800; font-size: 17px; margin-bottom: 8px; }
.eco-link { display: inline-block; margin-top: 12px; color: var(--faint); font-size: 12.5px; font-family: var(--mono); }
.eco:hover .eco-link { color: var(--sky); }

/* timeline */
.timeline { margin-top: 44px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; }
@media (max-width: 860px) { .timeline { grid-template-columns: 1fr 1fr; gap: 20px; } }
.timeline::before { content: ""; position: absolute; top: 7px; left: 0; right: 0; height: 1px; background: var(--line); }
.tl-item { position: relative; padding: 22px 18px 0 0; font-size: 13.5px; color: var(--muted); }
.tl-item::before { content: ""; position: absolute; top: 2px; left: 0; width: 11px; height: 11px; border-radius: 50%; background: var(--sky); }
.tl-item.now::before { background: var(--amber); box-shadow: 0 0 10px rgba(251,191,36,.6); }
.tl-item b { display: block; color: var(--text); font-size: 15px; margin-bottom: 2px; }
.tl-item.now b { color: var(--amber); }

/* ---------- quick start ---------- */
.qs-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 30px; }
@media (max-width: 980px) { .qs-grid { grid-template-columns: 1fr; } }
.qs { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 24px; }
.qs-step { font-family: var(--mono); color: var(--sky); font-size: 12px; font-weight: 700; letter-spacing: 2px; }
.qs h3 { font-size: 17px; margin: 8px 0 14px; }
.qs pre { background: var(--code-bg); border: 1px solid var(--line); border-radius: 10px; padding: 16px; font-size: 12.5px; }
.qs-note { color: var(--faint); font-size: 12.5px; margin-top: 12px; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); background: var(--bg-deep); padding: 52px 0 30px; }
.foot-inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 30px; }
@media (max-width: 780px) { .foot-inner { grid-template-columns: 1fr; } }
.foot-logo { font-weight: 800; font-size: 18px; }
.foot-desc { color: var(--muted); font-size: 13.5px; margin-top: 10px; max-width: 460px; }
.foot-links { display: flex; flex-direction: column; gap: 9px; }
.foot-links a { color: var(--muted); font-size: 14px; }
.foot-links a:hover { color: var(--sky); }
.foot-fine { color: var(--faint); font-size: 12.5px; text-align: center; margin-top: 40px; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } .pulse { animation: none; } }