/* BookLovers master visual layer · Nov 2026
   Scoped under .blm so it can be introduced page by page without disturbing legacy styles. */

.blm {
  --paper: #fbf7f0;
  --paper-2: #f3ebdd;
  --paper-3: #ece1cf;
  --ink: #1a2a33;
  --ink-soft: #3b4c55;
  --muted: #6a7778;
  --brand: #1d5966;
  --brand-deep: #0e3640;
  --brand-glow: #2f8a9b;
  --sage: #357052;
  --rose: #d65a4f;
  --rose-soft: #f6dcd6;
  --gold: #c08a2f;
  --gold-soft: #f4e3c2;
  --line: rgba(26, 42, 51, .10);
  --line-strong: rgba(26, 42, 51, .18);
  --card: rgba(255, 255, 255, .72);
  --shadow-sm: 0 1px 2px rgba(20, 30, 36, .06), 0 2px 8px rgba(20, 30, 36, .05);
  --shadow-md: 0 2px 4px rgba(20, 30, 36, .05), 0 12px 32px -8px rgba(20, 30, 36, .16);
  --shadow-lg: 0 4px 8px rgba(20, 30, 36, .05), 0 30px 70px -20px rgba(14, 54, 64, .35);
  --ease: cubic-bezier(.2, .7, .1, 1);
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  --serif: 'Playfair Display', 'Iowan Old Style', Georgia, serif;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --max: 1220px;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
body.blm-page { margin: 0; background: #fbf7f0; }
:where(.blm) *, :where(.blm) *::before, :where(.blm) *::after { box-sizing: border-box; }
:where(.blm) img { max-width: 100%; display: block; }
:where(.blm) a { color: inherit; }
.blm ::selection { background: var(--brand); color: #fff; }

.blm-wrap { width: min(var(--max), 100% - 40px); margin-inline: auto; }
.blm-section { position: relative; padding: clamp(80px, 11vw, 150px) 0; }
.blm-section--tight { padding: clamp(56px, 7vw, 96px) 0; }

/* ---------- type ---------- */
.blm-eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font: 600 .74rem/1 var(--sans); letter-spacing: .18em; text-transform: uppercase; color: var(--sage);
  margin: 0 0 1.4rem;
}
.blm-eyebrow::before { content: ''; width: 28px; height: 1px; background: currentColor; opacity: .6; }
.blm-display {
  font-family: var(--serif); font-weight: 600; letter-spacing: -.025em; line-height: .98;
  font-size: clamp(2.7rem, 5.4vw, 5.1rem); margin: 0 0 1.6rem; color: var(--ink);
  text-wrap: balance;
}
.blm-display em, .blm-h2 em { font-style: italic; font-weight: 500; color: var(--brand); }
.blm-display em.blm-ink-rose, .blm-h2 em.blm-ink-rose { color: var(--rose); }
.blm-h2 {
  font-family: var(--serif); font-weight: 600; letter-spacing: -.02em; line-height: 1.04;
  font-size: clamp(2.2rem, 4.6vw, 3.9rem); margin: 0 0 1.4rem; text-wrap: balance;
}
.blm-h3 { font-family: var(--serif); font-weight: 600; font-size: clamp(1.35rem, 2vw, 1.7rem); line-height: 1.15; letter-spacing: -.01em; margin: 0 0 .7rem; }
.blm-lede { font-size: clamp(1.08rem, 1.5vw, 1.3rem); line-height: 1.6; color: var(--ink-soft); max-width: 36em; margin: 0 0 2.2rem; text-wrap: pretty; }
.blm-body { font-size: 1rem; line-height: 1.7; color: var(--ink-soft); text-wrap: pretty; }
.blm-small { font-size: .86rem; color: var(--muted); line-height: 1.55; }
.blm-center { text-align: center; }
.blm-center .blm-lede { margin-inline: auto; }
.blm-center .blm-eyebrow::after { content: ''; width: 28px; height: 1px; background: currentColor; opacity: .6; }

/* ---------- buttons ---------- */
.blm-actions { display: flex; flex-wrap: wrap; gap: .9rem 1.4rem; align-items: center; }
.blm-center .blm-actions { justify-content: center; }
.blm-btn {
  --bx: 0px; --by: 0px;
  position: relative; display: inline-flex; align-items: center; gap: .65rem; isolation: isolate; overflow: hidden;
  padding: 1.05rem 1.7rem; border-radius: 999px; border: 0; cursor: pointer;
  font: 600 1rem/1 var(--sans); letter-spacing: -.005em; text-decoration: none;
  color: #fff; background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 100%);
  box-shadow: 0 1px 0 rgba(255,255,255,.18) inset, 0 10px 28px -10px rgba(14, 54, 64, .7);
  transform: translate(var(--bx), var(--by));
  transition: transform .5s var(--ease), box-shadow .35s var(--ease);
}
.blm-btn::before { /* shine sweep */
  content: ''; position: absolute; inset: -2px; z-index: -1;
  background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.28) 48%, transparent 66%);
  transform: translateX(-110%); transition: transform .9s var(--ease);
}
.blm-btn:hover { box-shadow: 0 1px 0 rgba(255,255,255,.2) inset, 0 18px 40px -12px rgba(14, 54, 64, .8); }
.blm-btn:hover::before { transform: translateX(110%); }
.blm-btn:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
.blm-btn .blm-arrow { transition: transform .45s var(--ease-spring); }
.blm-btn:hover .blm-arrow { transform: translate(3px, -3px); }
.blm-btn--light { color: var(--brand-deep); background: #fff; box-shadow: 0 10px 30px -10px rgba(0,0,0,.35); }
.blm-btn--ghost { color: var(--ink); background: rgba(255,255,255,.6); box-shadow: 0 0 0 1px var(--line-strong) inset; backdrop-filter: blur(8px); }
.blm-btn--ghost:hover { box-shadow: 0 0 0 1px var(--ink) inset; }
.blm-link { font-weight: 600; color: var(--brand); text-decoration: none; background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat; transition: background-size .4s var(--ease); padding-bottom: 2px; }
.blm-link:hover { background-size: 100% 1px; }

.blm-ticks { display: flex; flex-wrap: wrap; gap: .5rem 1.3rem; margin: 1.8rem 0 0; padding: 0; list-style: none; font-size: .86rem; color: var(--muted); }
.blm-ticks li { display: inline-flex; align-items: center; gap: .45rem; }
.blm-ticks li::before { content: ''; width: 16px; height: 16px; border-radius: 50%; background: var(--sage) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.3l2.2 2.2 4.8-5' fill='none' stroke='white' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat; flex: none; }

/* ---------- shader hero ---------- */
.blm-hero { position: relative; min-height: min(100svh, 960px); display: grid; align-items: center; padding: clamp(110px, 14vh, 150px) 0 clamp(70px, 10vh, 110px); isolation: isolate; }
.blm-shader { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; display: block;
  background:
    radial-gradient(60% 70% at 85% 20%, rgba(47,138,155,.20), transparent 60%),
    radial-gradient(50% 60% at 10% 90%, rgba(214,90,79,.14), transparent 60%),
    radial-gradient(60% 60% at 60% 70%, rgba(192,138,47,.14), transparent 60%), var(--paper); }
.blm-grain { position: absolute; inset: 0; z-index: -1; pointer-events: none; opacity: .32; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.35 0 0 0 0 0.3 0 0 0 0 0.25 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
.blm-hero::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 160px; z-index: -1; background: linear-gradient(to bottom, transparent, var(--paper)); pointer-events: none; }
.blm-hero-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(32px, 5vw, 80px); align-items: center; }

/* split headline animation */
.blm-split .w { display: inline-block; overflow: hidden; vertical-align: top; padding: 0 .02em .08em; margin: 0 -.02em -.08em; }
.blm-js .blm-split .w > span { display: inline-block; transform: translateY(105%) rotate(4deg); filter: blur(6px); opacity: 0; transition: transform 1.1s var(--ease), filter 1.1s var(--ease), opacity .8s var(--ease); transition-delay: calc(var(--i) * 55ms + 120ms); }
.blm-split.is-in .w > span { transform: none; filter: none; opacity: 1; }

/* ---------- reveal ---------- */
.blm-js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity 1s var(--ease), transform 1.1s var(--ease); transition-delay: calc(var(--d, 0) * 1ms); }
.blm-js [data-reveal="left"] { transform: translateX(-30px); }
.blm-js [data-reveal="right"] { transform: translateX(30px); }
.blm-js [data-reveal="scale"] { transform: scale(.94); }
[data-reveal].is-in { opacity: 1; transform: none; }

/* ---------- 3D cover stack (hero) ---------- */
.blm-stack { position: relative; aspect-ratio: 1 / 1.02; perspective: 1600px; }
.blm-stack-inner { position: absolute; inset: 0; transform-style: preserve-3d; transform: rotateX(var(--rx, 8deg)) rotateY(var(--ry, -14deg)); transition: transform .9s var(--ease); }
.blm-cover {
  position: absolute; width: var(--w, 34%); aspect-ratio: 2 / 3; border-radius: 3px 7px 7px 3px; overflow: hidden;
  box-shadow: 0 1px 1px rgba(0,0,0,.12), 0 18px 34px -12px rgba(20,30,36,.45), 0 40px 60px -30px rgba(14,54,64,.45);
  background: var(--paper-3);
  transform: translate3d(0, 0, var(--z, 0)) rotate(var(--r, 0deg));
  transition: transform 1s var(--ease), box-shadow .5s var(--ease);
}
.blm-cover img { width: 100%; height: 100%; object-fit: cover; }
.blm-cover::after { /* spine + sheen */
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(0,0,0,.28) 0%, rgba(255,255,255,.18) 2.5%, rgba(0,0,0,.08) 5%, transparent 9%),
              linear-gradient(115deg, rgba(255,255,255,.22) 0%, transparent 35%, transparent 70%, rgba(0,0,0,.08) 100%);
}
.blm-stack .blm-cover { left: var(--x); top: var(--y); opacity: 0; transform: translate3d(0, 70px, calc(var(--z) - 140px)) rotate(var(--r)); transition: transform 1.4s var(--ease), opacity 1s var(--ease); transition-delay: calc(var(--i) * 90ms + 300ms); }
.blm-stack.is-in .blm-cover { opacity: 1; transform: translate3d(0, 0, var(--z)) rotate(var(--r)); }
.blm-stack .blm-badge { opacity: 0; transition: opacity .8s var(--ease), translate 1s var(--ease-spring); translate: 0 16px; transition-delay: calc(var(--i) * 160ms + 1.1s); }
.blm-stack.is-in .blm-badge { opacity: 1; translate: 0 0; }
.blm-stack .blm-cover.blm-float { animation: blm-float 7s ease-in-out infinite; animation-delay: calc(var(--i) * -1.3s); }
@keyframes blm-float { 0%, 100% { translate: 0 0; } 50% { translate: 0 -12px; } }

.blm-badge {
  position: absolute; z-index: 5; display: inline-flex; align-items: center; gap: .55rem;
  padding: .7rem 1rem .7rem .75rem; border-radius: 14px; background: rgba(255,255,255,.88); backdrop-filter: blur(12px);
  box-shadow: var(--shadow-md); font: 600 .86rem/1.2 var(--sans); color: var(--ink); white-space: nowrap;
  transform: translateZ(140px);
}
.blm-badge small { display: block; font-weight: 500; color: var(--muted); font-size: .74rem; }
.blm-badge-dot { width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center; color: #fff; background: var(--rose); flex: none; }
.blm-badge-dot--brand { background: var(--brand); }
.blm-badge-dot--gold { background: var(--gold); }

/* ---------- marquee ---------- */
.blm-marquee { position: relative; overflow: hidden; padding: 18px 0; -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.blm-marquee-track { display: flex; gap: 22px; width: max-content; animation: blm-marquee var(--dur, 60s) linear infinite; }
.blm-marquee--rev .blm-marquee-track { animation-direction: reverse; }
.blm-marquee:hover .blm-marquee-track { animation-play-state: paused; }
.blm-marquee .blm-cover { position: relative; --w: auto; width: 128px; transform: none; transition: transform .5s var(--ease-spring), box-shadow .4s var(--ease); }
.blm-marquee .blm-cover:hover { transform: translateY(-10px) rotate(-2deg) scale(1.04); }
@keyframes blm-marquee { to { transform: translateX(calc(-50% - 11px)); } }
.blm-btn, .blm-btn:hover, .blm-btn:visited { color: #fff; text-decoration: none; }
.blm-btn--light, .blm-btn--light:hover, .blm-btn--light:visited { color: var(--brand-deep); }
.blm-btn--ghost, .blm-btn--ghost:hover { color: var(--ink); }
.blm-shader { opacity: 0; transition: opacity 1.6s var(--ease); }
.blm-shader.is-live, .blm-shader:not([data-blm-shader]) { opacity: 1; }
.blm-hero .blm-shader:not(.is-live) { opacity: 1; }

/* ---------- cards ---------- */
.blm-card {
  --mx: 50%; --my: 50%;
  position: relative; border-radius: 22px; padding: clamp(24px, 3vw, 36px); background: var(--card);
  box-shadow: 0 0 0 1px var(--line) inset, var(--shadow-sm); backdrop-filter: blur(10px); overflow: hidden; isolation: isolate;
  transition: transform .6s var(--ease), box-shadow .5s var(--ease);
}
.blm-card::before { /* cursor spotlight */
  content: ''; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .5s var(--ease);
  background: radial-gradient(420px circle at var(--mx) var(--my), rgba(47,138,155,.12), transparent 45%);
}
.blm-card:hover { transform: translateY(-4px); box-shadow: 0 0 0 1px var(--line-strong) inset, var(--shadow-md); }
.blm-card:hover::before { opacity: 1; }
.blm-icon { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; margin-bottom: 1.3rem; color: var(--brand); background: linear-gradient(135deg, #e4f0ee, #f3ebdd); box-shadow: 0 0 0 1px var(--line) inset; }
.blm-icon svg { width: 22px; height: 22px; }
.blm-icon--rose { color: var(--rose); background: linear-gradient(135deg, #fbe6e1, #f7efe6); }
.blm-icon--gold { color: var(--gold); background: linear-gradient(135deg, #f8ebd2, #f6f1e7); }
.blm-icon--sage { color: var(--sage); background: linear-gradient(135deg, #e3efe7, #f3ece0); }

.blm-grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.blm-grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(32px, 6vw, 96px); align-items: center; }
.blm-bento { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 20px; }
.blm-bento > * { grid-column: span 2; }
.blm-bento > .blm-span-3 { grid-column: span 3; }
.blm-bento > .blm-span-4 { grid-column: span 4; }

/* ---------- phone ---------- */
.blm-phone {
  --tx: 0deg; --ty: 0deg;
  position: relative; width: min(300px, 70vw); aspect-ratio: 480 / 1043; border-radius: 46px; padding: 11px;
  background: linear-gradient(145deg, #2a3a42, #0c161b 60%, #22323a);
  box-shadow: 0 0 0 1.5px #0a1216, 0 0 0 3px #3b4c55, var(--shadow-lg), 0 60px 80px -40px rgba(14,54,64,.55);
  transform: perspective(1400px) rotateY(var(--ty)) rotateX(var(--tx)); transition: transform .8s var(--ease);
}
.blm-phone-screen { position: relative; width: 100%; height: 100%; border-radius: 36px; overflow: hidden; background: #fff; }
.blm-phone-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.blm-phone-screen::after { content: ''; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(125deg, rgba(255,255,255,.22) 0%, transparent 32%); }
.blm-phone-island { position: absolute; top: 20px; left: 50%; translate: -50% 0; width: 32%; height: 24px; border-radius: 20px; background: #05090b; z-index: 2; }
.blm-phones { position: relative; display: flex; justify-content: center; align-items: center; min-height: 640px; }
.blm-phones .blm-phone { position: absolute; }
.blm-phones .blm-phone:nth-child(1) { z-index: 3; }
.blm-phones .blm-phone:nth-child(2) { z-index: 2; translate: -62% 6%; scale: .86; filter: saturate(.9); }
.blm-phones .blm-phone:nth-child(3) { z-index: 1; translate: 62% 8%; scale: .82; filter: saturate(.9); }
.blm-phones[data-reveal] .blm-phone:nth-child(2) { translate: -10% 6%; transition: translate 1.4s var(--ease) .25s, transform .8s var(--ease); }
.blm-phones[data-reveal] .blm-phone:nth-child(3) { translate: 10% 8%; transition: translate 1.4s var(--ease) .35s, transform .8s var(--ease); }
.blm-phones.is-in .blm-phone:nth-child(2) { translate: -62% 6%; }
.blm-phones.is-in .blm-phone:nth-child(3) { translate: 62% 8%; }

/* ---------- shared shelf demo ---------- */
.blm-match { position: relative; border-radius: 28px; padding: clamp(24px, 4vw, 44px); background: linear-gradient(160deg, #ffffff 0%, #f8f2e8 100%); box-shadow: 0 0 0 1px var(--line) inset, var(--shadow-lg); overflow: hidden; }
.blm-match-people { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 26px; }
.blm-person { display: flex; align-items: center; gap: .8rem; font-weight: 600; }
.blm-person small { display: block; font-weight: 500; color: var(--muted); font-size: .8rem; }
.blm-avatar { width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; color: #fff; font: 600 1.05rem var(--serif); flex: none; background: linear-gradient(135deg, var(--brand-glow), var(--brand-deep)); box-shadow: 0 0 0 3px #fff, var(--shadow-sm); overflow: hidden; }
.blm-avatar img { width: 100%; height: 100%; object-fit: cover; }
.blm-avatar--rose { background: linear-gradient(135deg, #e98a72, var(--rose)); }
.blm-match-shelves { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.blm-mini-shelf { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding: 12px 12px 16px; border-radius: 14px; background: linear-gradient(#fff, #fff) padding-box; box-shadow: 0 0 0 1px var(--line) inset; position: relative; }
.blm-mini-shelf::after { content: ''; position: absolute; left: 10px; right: 10px; bottom: 8px; height: 4px; border-radius: 4px; background: linear-gradient(90deg, #d8c6a8, #c4ad86); opacity: .65; }
.blm-mini-shelf .blm-cover { position: relative; --w: 100%; width: 100%; transform: none; border-radius: 2px 4px 4px 2px; box-shadow: 0 6px 12px -6px rgba(0,0,0,.35); transition: transform .8s var(--ease), box-shadow .8s var(--ease), filter .8s var(--ease), opacity .8s var(--ease); }
.blm-match.is-in .blm-mini-shelf .blm-cover:not(.is-shared) { filter: grayscale(.6) brightness(1.05); opacity: .55; transition-delay: .7s; }
.blm-match.is-in .blm-mini-shelf .blm-cover.is-shared { transform: translateY(-8px); box-shadow: 0 0 0 2px var(--gold), 0 14px 24px -8px rgba(192,138,47,.6); transition-delay: calc(.7s + var(--i) * 120ms); }
.blm-match-lines { position: absolute; inset: 0; pointer-events: none; overflow: visible; }
.blm-js .blm-match-lines path { fill: none; stroke: var(--gold); stroke-width: 1.6; stroke-dasharray: 6 6; opacity: 0; stroke-dashoffset: 300; transition: opacity .6s var(--ease) 1.1s, stroke-dashoffset 2s var(--ease) 1.1s; }
.blm-match.is-in .blm-match-lines path { opacity: .9; stroke-dashoffset: 0; }
.blm-match-result { margin-top: 26px; display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: center; padding: 18px 20px; border-radius: 16px; background: var(--paper); box-shadow: 0 0 0 1px var(--line) inset; opacity: 0; transform: translateY(14px); transition: opacity .8s var(--ease) 1.6s, transform .9s var(--ease) 1.6s; }
.blm-match.is-in .blm-match-result { opacity: 1; transform: none; }
.blm-match-count { font: 600 2.4rem/1 var(--serif); color: var(--gold); }
.blm-match-prompt { font: italic 500 1.06rem/1.4 var(--serif); color: var(--ink); margin: 0; }
.blm-match-prompt small { display: block; font: 500 .78rem var(--sans); color: var(--muted); font-style: normal; margin-bottom: .2rem; letter-spacing: .02em; }
.blm-hello { margin-top: 14px; display: flex; gap: 10px; justify-content: flex-end; opacity: 0; transition: opacity .8s var(--ease) 1.9s; }
.blm-match.is-in .blm-hello { opacity: 1; }
.blm-chip { display: inline-flex; align-items: center; gap: .45rem; padding: .55rem .95rem; border-radius: 999px; font: 600 .82rem/1 var(--sans); background: #fff; box-shadow: 0 0 0 1px var(--line-strong) inset; color: var(--ink); white-space: nowrap; }
.blm-chip--on { background: var(--brand); color: #fff; box-shadow: none; }
.blm-chip--rose { background: var(--rose); color: #fff; box-shadow: 0 8px 20px -8px rgba(214,90,79,.7); }

/* ---------- import demo ---------- */
.blm-import { display: grid; grid-template-columns: minmax(0, 1.1fr) auto minmax(0, 1fr); gap: clamp(16px, 2.5vw, 36px); align-items: center; }
.blm-code { border-radius: 20px; padding: 22px 22px 26px; background: #0f1d23; color: #c9d8d6; font: 500 .82rem/1.75 ui-monospace, 'SF Mono', Menlo, Consolas, monospace; box-shadow: var(--shadow-lg); overflow: hidden; position: relative; }
.blm-code-bar { display: flex; gap: 7px; margin-bottom: 16px; align-items: center; }
.blm-code-bar i { width: 11px; height: 11px; border-radius: 50%; background: #34444b; }
.blm-code-bar span { margin-left: auto; font-size: .72rem; color: #6f8a8c; font-family: var(--sans); }
.blm-code .ln { display: block; white-space: pre; opacity: 0; transform: translateX(-8px); transition: opacity .5s var(--ease), transform .5s var(--ease); transition-delay: calc(var(--i) * 110ms); }
.blm-code.is-in .ln { opacity: 1; transform: none; }
.blm-code .k { color: #8fd3c7; } .blm-code .s { color: #f0c987; } .blm-code .n { color: #f29c8f; } .blm-code .p { color: #6f8a8c; }
.blm-flow { display: grid; place-items: center; color: var(--brand); }
.blm-flow svg { width: 60px; height: 60px; }
.blm-flow path { stroke-dasharray: 80; stroke-dashoffset: 80; transition: stroke-dashoffset 1s var(--ease) .6s; }
.is-in .blm-flow path, .blm-import.is-in .blm-flow path { stroke-dashoffset: 0; }
.blm-lists { display: grid; gap: 10px; align-content: start; }
.blm-list-row { display: flex; align-items: center; gap: 14px; padding: 14px 16px; border-radius: 14px; background: #fff; box-shadow: 0 0 0 1px var(--line) inset, var(--shadow-sm); opacity: 0; transform: translateX(16px); transition: opacity .6s var(--ease), transform .7s var(--ease-spring); transition-delay: calc(.8s + var(--i) * 110ms); }
.blm-import.is-in .blm-list-row { opacity: 1; transform: none; }
.blm-list-row b { font-weight: 600; }
.blm-list-row small { color: var(--muted); font-size: .8rem; display: block; }
.blm-list-row .blm-count { margin-left: auto; font: 600 1.25rem var(--serif); color: var(--brand); font-variant-numeric: tabular-nums; }
.blm-list-ico { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--paper-2); color: var(--brand); flex: none; }
.blm-list-ico svg { width: 18px; height: 18px; }
.blm-stars { color: var(--gold); letter-spacing: 1px; font-size: .95rem; }

/* ---------- steps ---------- */
.blm-steps { position: relative; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; counter-reset: s; }
.blm-steps::before { content: ''; position: absolute; top: 31px; left: 8%; right: 8%; height: 2px; background: var(--line); }
.blm-steps::after { content: ''; position: absolute; top: 31px; left: 8%; height: 2px; width: calc(84% * var(--p, 0)); background: linear-gradient(90deg, var(--sage), var(--brand), var(--gold)); transition: width .2s linear; }
.blm-step { position: relative; z-index: 1; text-align: center; padding: 0 8px; }
.blm-step-num { width: 64px; height: 64px; margin: 0 auto 26px; border-radius: 50%; display: grid; place-items: center; font: 600 1.45rem var(--serif); color: var(--brand); background: var(--paper); box-shadow: 0 0 0 2px var(--line-strong), 0 0 0 8px var(--paper); transition: color .5s, background .5s, box-shadow .5s; }
.blm-step.is-lit .blm-step-num { color: #fff; background: var(--brand); box-shadow: 0 0 0 2px var(--brand), 0 0 0 8px var(--paper), 0 12px 30px -6px rgba(29,89,102,.55); }
.blm-kbd { display: inline-block; padding: .1rem .5rem; border-radius: 6px; background: #fff; box-shadow: 0 0 0 1px var(--line-strong) inset, 0 2px 0 var(--line); font: 600 .82rem var(--sans); color: var(--ink); }

/* ---------- feature list ---------- */
.blm-carry { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.blm-carry .blm-card { padding: 26px; }
.blm-carry h3 { font: 600 1.05rem/1.3 var(--sans); margin: 0 0 .45rem; letter-spacing: -.01em; }
.blm-carry p { margin: 0; font-size: .93rem; line-height: 1.6; color: var(--ink-soft); }
.blm-carry .blm-card--muted { background: transparent; box-shadow: 0 0 0 1px var(--line-strong) inset; border-style: dashed; }

/* ---------- dark band ---------- */
.blm-dark { color: #e9f0ee; background: var(--brand-deep); isolation: isolate; overflow: hidden; }
.blm-dark .blm-shader { background: radial-gradient(60% 80% at 80% 10%, rgba(47,138,155,.45), transparent 60%), radial-gradient(50% 70% at 0% 100%, rgba(214,90,79,.25), transparent 60%), var(--brand-deep); }
.blm-dark .blm-h2, .blm-dark .blm-display { color: #fff; }
.blm-dark .blm-h2 em, .blm-dark .blm-display em { color: #f4c98b; }
.blm-dark .blm-lede, .blm-dark .blm-body { color: rgba(233,240,238,.78); }
.blm-dark .blm-eyebrow { color: #9fd0c4; }
.blm-dark .blm-grain { mix-blend-mode: overlay; opacity: .25; }
.blm-dark .blm-year::before { background: #f4c98b; box-shadow: 0 0 0 5px var(--brand-deep); }

/* ---------- timeline strip ---------- */
.blm-years { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid var(--line-strong); }
.blm-year { padding: 26px 22px 0 0; position: relative; }
.blm-year::before { content: ''; position: absolute; top: -5px; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 5px var(--paper); }
.blm-year b { display: block; font: 600 2rem/1 var(--serif); color: var(--brand); margin-bottom: .6rem; }
.blm-year p { margin: 0; font-size: .93rem; line-height: 1.6; color: var(--ink-soft); }

/* ---------- faq ---------- */
.blm-faq { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.blm-faq details { border-bottom: 1px solid var(--line-strong); }
.blm-faq summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.45rem 0; font: 500 1.2rem/1.35 var(--serif); color: var(--ink); transition: color .3s; }
.blm-faq summary::-webkit-details-marker { display: none; }
.blm-faq summary:hover { color: var(--brand); }
.blm-faq summary i { position: relative; width: 30px; height: 30px; border-radius: 50%; flex: none; box-shadow: 0 0 0 1px var(--line-strong) inset; transition: transform .5s var(--ease-spring), background .3s; }
.blm-faq summary i::before, .blm-faq summary i::after { content: ''; position: absolute; left: 50%; top: 50%; width: 11px; height: 1.5px; background: currentColor; translate: -50% -50%; }
.blm-faq summary i::after { rotate: 90deg; transition: rotate .4s var(--ease); }
.blm-faq details[open] summary i { transform: rotate(180deg); background: var(--paper-2); }
.blm-faq details[open] summary i::after { rotate: 0deg; }
.blm-faq-body { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .55s var(--ease); }
.blm-faq details[open] .blm-faq-body { grid-template-rows: 1fr; }
.blm-faq-body > div { overflow: hidden; }
.blm-faq-body p { margin: 0 0 1.5rem; color: var(--ink-soft); line-height: 1.7; max-width: 40em; }

/* ---------- footer ---------- */
.blm-footer { background: #0b2a32; color: rgba(233,240,238,.72); padding: 80px 0 36px; font-size: .92rem; }
.blm-footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 40px; }
.blm-footer h4 { color: #fff; font: 600 .78rem var(--sans); letter-spacing: .14em; text-transform: uppercase; margin: 0 0 1.1rem; }
.blm-footer a { display: block; color: rgba(233,240,238,.72); text-decoration: none; padding: .28rem 0; transition: color .25s, translate .3s var(--ease); }
.blm-footer a:hover { color: #fff; translate: 3px 0; }
.blm-footer-brand { font: 600 1.7rem var(--serif); color: #fff; margin-bottom: .8rem; }
.blm-footer-brand span { color: var(--rose); }
.blm-footer-badges { display: flex; gap: 10px; margin-top: 1.2rem; }
.blm-footer-badges a { padding: 0; }
.blm-footer-badges img { height: 40px; width: auto; }
.blm-footer-bottom { margin-top: 56px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .82rem; }

/* ---------- misc ---------- */
.blm-divider { height: 1px; background: linear-gradient(90deg, transparent, var(--line-strong), transparent); }
.blm-quote { font: italic 500 clamp(1.6rem, 3.4vw, 2.6rem)/1.25 var(--serif); letter-spacing: -.01em; max-width: 24em; margin: 0 auto; text-wrap: balance; }
.blm-quote mark { background: linear-gradient(transparent 62%, var(--gold-soft) 62%); color: inherit; }
.blm-pill-row { display: flex; flex-wrap: wrap; gap: 8px; }
.blm-toggle { display: inline-flex; padding: 5px; border-radius: 999px; background: #fff; box-shadow: 0 0 0 1px var(--line) inset, var(--shadow-sm); position: relative; }
.blm-toggle span { position: relative; z-index: 1; padding: .6rem 1.05rem; font: 600 .84rem/1 var(--sans); border-radius: 999px; color: var(--ink-soft); transition: color .4s; }
.blm-toggle span.on { color: #fff; }
.blm-toggle b { position: absolute; z-index: 0; top: 5px; bottom: 5px; border-radius: 999px; background: var(--brand); transition: left .55s var(--ease-spring), width .55s var(--ease-spring), background .4s; }
.blm-glow { position: absolute; width: 520px; height: 520px; border-radius: 50%; filter: blur(80px); opacity: .35; pointer-events: none; z-index: -1; }

/* ---------- responsive ---------- */
@media (max-width: 1000px) {
  .blm-hero-grid, .blm-grid-2, .blm-faq { grid-template-columns: 1fr; }
  .blm-hero { min-height: auto; }
  .blm-stack { max-width: 520px; margin: 0 auto; width: 100%; }
  .blm-grid-3, .blm-carry { grid-template-columns: 1fr 1fr; }
  .blm-bento { grid-template-columns: 1fr 1fr; }
  .blm-bento > *, .blm-bento > .blm-span-3, .blm-bento > .blm-span-4 { grid-column: span 1; }
  .blm-bento > .blm-wide-m { grid-column: 1 / -1; }
  .blm-import { grid-template-columns: 1fr; }
  .blm-flow { transform: rotate(90deg); }
  .blm-footer-grid { grid-template-columns: 1fr 1fr; }
  .blm-years { grid-template-columns: 1fr 1fr; row-gap: 30px; }
  .blm-phones { min-height: 600px; }
}
@media (max-width: 640px) {
  .blm-grid-3, .blm-carry, .blm-bento { grid-template-columns: 1fr; }
  .blm-steps { grid-template-columns: 1fr; gap: 34px; }
  .blm-steps::before, .blm-steps::after { display: none; }
  .blm-step { text-align: left; display: grid; grid-template-columns: 56px 1fr; gap: 16px; padding: 0; }
  .blm-step-num { width: 52px; height: 52px; margin: 0; font-size: 1.2rem; }
  .blm-match-shelves { grid-template-columns: 1fr; gap: 14px; }
  .blm-match-lines { display: none; }
  .blm-footer-grid { grid-template-columns: 1fr; }
  .blm-years { grid-template-columns: 1fr; }
  .blm-phones { min-height: 520px; }
  .blm-phones .blm-phone { width: 230px; }
  .blm-marquee .blm-cover { width: 96px; }
  .blm-badge { font-size: .76rem; padding: .55rem .8rem .55rem .6rem; }
  .blm-stack { width: 84%; margin-top: 10px; }
  .blm-stack .blm-badge--a { left: 2% !important; top: 52% !important; }
  .blm-stack .blm-badge--b { right: 0 !important; }
  .blm-phones .blm-phone:nth-child(2), .blm-phones .blm-phone:nth-child(3) { display: none; }
  .blm-phones { min-height: 0; padding: 20px 0; }
  .blm-phones .blm-phone { position: relative; }
  .blm-hero { padding-top: 64px; }
  .blm-badge-dot { width: 24px; height: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .blm *, .blm *::before, .blm *::after { animation: none !important; transition-duration: .01ms !important; transition-delay: 0ms !important; }
  [data-reveal], .blm-split .w > span, .blm-stack .blm-cover { opacity: 1 !important; transform: none !important; filter: none !important; }
}

/* Without JS everything is simply shown, in its final position. */
html:not(.blm-js) .blm-stack .blm-cover { opacity: 1; transform: translate3d(0, 0, var(--z)) rotate(var(--r)); }
html:not(.blm-js) .blm-stack .blm-badge { opacity: 1; translate: 0 0; }
html:not(.blm-js) .blm-code .ln, html:not(.blm-js) .blm-list-row, html:not(.blm-js) .blm-match-result, html:not(.blm-js) .blm-hello { opacity: 1; transform: none; }
.blm-years--3 { grid-template-columns: repeat(3, 1fr); row-gap: 44px; }
@media (max-width: 1000px) { .blm-years--3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .blm-years--3 { grid-template-columns: 1fr; } }