/* ============================================================
   ANIMATED PHYSICS — "Spectral lines"
   Accents taken from the hydrogen Balmer series. Warm paper in
   light mode, warm charcoal in dark. Deliberately not blue-black.
   Mobile first: base rules are the phone layout, media queries
   add the wider ones.
   ============================================================ */

/* ---------- LIGHT (default) ---------- */
:root {
  --page:      #faf7f1;   /* warm paper */
  --page-2:    #f2ece2;   /* recessed */
  --card:      #ffffff;
  --ink:       #1c1a17;
  --ink-2:     #56514a;
  --ink-3:     #8a827a;
  --rule:      #ded5c8;

  --h-alpha:   #d8453a;   /* 656 nm, primary   */
  --h-beta:    #2f95ab;   /* 486 nm, secondary */
  --h-gamma:   #6f5cd6;   /* 434 nm, tertiary  */
  --alpha-dim: rgba(216,69,58,.10);
  --beta-dim:  rgba(47,149,171,.10);

  --shadow: 0 22px 44px -26px rgba(28,26,23,.42);

  --display: "Fraunces", Georgia, serif;
  --body:    "Spectral", Georgia, serif;
  --mono:    "Fira Mono", ui-monospace, monospace;

  --wrap: 1120px;
  --gut: 20px;
  --radius: 4px;
}

/* ---------- DARK ---------- */
:root[data-theme="dark"] {
  --page:      #17161a;   /* warm charcoal, not blue-black */
  --page-2:    #1f1d22;
  --card:      #212027;
  --ink:       #f0ece5;
  --ink-2:     #b8b1a8;
  --ink-3:     #8b8479;
  --rule:      #37343c;

  --h-alpha:   #f0685c;
  --h-beta:    #4bbcd4;
  --h-gamma:   #8f7ff0;
  --alpha-dim: rgba(240,104,92,.13);
  --beta-dim:  rgba(75,188,212,.13);

  --shadow: 0 22px 50px -24px rgba(0,0,0,.72);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.66;
  -webkit-font-smoothing: antialiased;
  transition: background .25s ease, color .25s ease;
}

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gut); }

/* Grid and flex children default to min-width:auto, so a wide child (the
   equation card, a long mono string) pushes the whole column past the
   viewport on a phone. Reset it everywhere we lay out. */
.hero-grid > *, .order-in > *, .gauge-row > *, .eq-list li > *,
.nav-in > *, .buybar-in > *, .video-info > * { min-width: 0; }
body { overflow-wrap: break-word; }

h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.08; letter-spacing: -.012em; margin: 0; }
p { margin: 0 0 1em; }
a { color: var(--h-alpha); }
s { color: var(--ink-3); }
i, em { font-style: italic; }

::selection { background: var(--alpha-dim); }
:focus-visible { outline: 2.5px solid var(--h-beta); outline-offset: 3px; border-radius: 2px; }

/* ---------- SIGNATURE: the spectral band ---------- */
.spectrum-rule {
  height: 3px; width: 100%;
  background: linear-gradient(90deg,
    var(--h-gamma) 0%, var(--h-gamma) 18%,
    var(--h-beta) 18%, var(--h-beta) 42%,
    #4fb36a 42%, #4fb36a 56%,
    #e0a52e 56%, #e0a52e 72%,
    var(--h-alpha) 72%, var(--h-alpha) 100%);
}
.spectrum-rule.inset { margin: 16px 0; height: 2px; opacity: .8; }

/* ---------- eyebrow ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: .17em; text-transform: uppercase;
  color: var(--ink-3); margin: 0 0 14px;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--display); font-weight: 600; font-size: 16px;
  text-decoration: none; text-align: center;
  color: #fff; background: var(--h-alpha);
  border: 0; border-radius: var(--radius);
  padding: 13px 22px; cursor: pointer;
  transition: filter .15s ease, transform .12s ease;
}
.btn:hover { filter: brightness(1.08); }
.btn:active { transform: translateY(1px); }
.btn-sm { padding: 9px 15px; font-size: 14.5px; }
.btn-lg { padding: 16px 30px; font-size: 19px; width: 100%; }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--rule); }
.btn.ghost:hover { background: var(--page-2); filter: none; }
.btn-buy { background: var(--h-alpha); }

.icon-btn {
  width: 38px; height: 38px; flex: none;
  display: grid; place-items: center;
  background: transparent; border: 1px solid var(--rule); border-radius: var(--radius);
  color: var(--ink-2); font-size: 16px; cursor: pointer; line-height: 1;
}
.icon-btn:hover { background: var(--page-2); color: var(--ink); }
.ico-moon { display: none; }
:root[data-theme="dark"] .ico-sun { display: none; }
:root[data-theme="dark"] .ico-moon { display: block; }

.link-under {
  font-family: var(--mono); font-size: 13px;
  color: var(--ink-2); text-decoration: underline; text-underline-offset: 5px;
}
.link-under:hover { color: var(--h-alpha); }

.micro { display: block; font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); margin-top: 16px; line-height: 1.7; }

/* ============ NAV ============ */
#nav { position: sticky; top: 0; z-index: 50; background: var(--page); }
#nav.scrolled { box-shadow: 0 1px 0 var(--rule); }
.nav-in { display: flex; align-items: center; justify-content: space-between; gap: 12px; height: 62px; }

.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-mark {
  width: 10px; height: 30px; flex: none; border-radius: 1px;
  background: linear-gradient(180deg, var(--h-gamma), var(--h-beta) 38%, #e0a52e 70%, var(--h-alpha));
}
.brand-txt { display: flex; flex-direction: column; line-height: 1.15; }
.brand-txt b { font-family: var(--display); font-size: 16px; }
.brand-txt small { font-family: var(--mono); font-size: 9.5px; letter-spacing: .13em; text-transform: uppercase; color: var(--ink-3); }

.nav-right { display: flex; align-items: center; gap: 10px; }
.nav-price { display: none; font-family: var(--mono); font-size: 13px; color: var(--ink-2); }
.nav-price s { margin-right: 4px; }

/* ============ HERO ============ */
section { padding: 56px 0; }
.hero { padding: 42px 0 52px; }
.hero-grid { display: grid; gap: 36px; }
.hero h1 { font-size: clamp(31px, 8vw, 52px); letter-spacing: -.022em; margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--h-alpha); }
.lead { font-size: 19px; line-height: 1.55; max-width: 44ch; }
.sub { font-size: 16.5px; color: var(--ink-2); max-width: 52ch; }
.hero-cta { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; margin-top: 28px; }

/* ---------- SIGNATURE: translation card ---------- */
.translate {
  background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius);
  padding: 22px 22px 18px; box-shadow: var(--shadow);
}
.t-head {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .13em; text-transform: uppercase;
  color: var(--ink-3); padding-bottom: 14px; border-bottom: 1px solid var(--rule);
}
.t-tag { color: var(--h-alpha); }
.t-label {
  font-family: var(--mono); font-size: 10px; letter-spacing: .15em; text-transform: uppercase;
  color: var(--ink-3); margin: 16px 0 8px;
}
.t-eq {
  font-family: var(--body); font-size: clamp(26px, 7vw, 38px); line-height: 1.3;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  padding: 6px 0 10px; min-width: 0; max-width: 100%;
}
.t-eq i { font-style: italic; }
.t-eq .op { color: var(--ink-3); }
.t-eq .frac { display: inline-flex; flex-direction: column; align-items: center; font-size: .62em; line-height: 1.18; }
.t-eq .frac span:first-child { border-bottom: 1.5px solid currentColor; padding: 0 6px 2px; }
.t-eq .frac span:last-child { padding-top: 2px; }
.t-plain { font-size: 16.5px; line-height: 1.6; color: var(--ink); margin: 0; }
.t-foot {
  display: flex; justify-content: space-between; gap: 10px;
  margin-top: 18px; padding-top: 13px; border-top: 1px solid var(--rule);
  font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3);
}

/* ============ section furniture ============ */
.sec-head { max-width: 60ch; margin-bottom: 32px; }
.sec-head h2 { font-size: clamp(26px, 6.4vw, 40px); }
.sec-sub { margin-top: 14px; font-size: 17px; color: var(--ink-2); }
.math, .contents, .stack, .story, .faq, .videos { border-top: 1px solid var(--rule); }

/* ============ THE MATH ============ */
.gauge { display: grid; gap: 10px; }
.gauge-row {
  display: grid; grid-template-columns: 1fr auto; gap: 8px 14px; align-items: center;
  background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius);
  padding: 13px 16px;
}
.gauge-row.book { border-color: var(--h-beta); background: var(--beta-dim); }
.gauge-label b { display: block; font-family: var(--display); font-size: 16.5px; }
.gauge-label span { font-family: var(--mono); font-size: 10.5px; letter-spacing: .06em; color: var(--ink-3); }
.gauge-track {
  grid-column: 1 / -1; order: 3;
  height: 12px; background: var(--page-2); border: 1px solid var(--rule); border-radius: 2px; overflow: hidden;
}
.gauge-fill { height: 100%; width: 0; transition: width .9s cubic-bezier(.2,.8,.25,1); }
.gauge.in .gauge-fill { width: calc(var(--pct) * 1%); min-width: 4px; }
.gauge-fill.hot  { background: var(--h-alpha); }
.gauge-fill.warm { background: #e0a52e; }
.gauge-fill.cool { background: var(--h-beta); }
.gauge-val { font-family: var(--mono); font-weight: 500; font-size: 17px; text-align: right; }
.gauge-row.book .gauge-val { color: var(--h-beta); }

.src { margin-top: 20px; font-size: 14px; color: var(--ink-3); max-width: 70ch; border-left: 2px solid var(--rule); padding-left: 15px; }
.math-kicker {
  margin-top: 32px; padding: 24px 22px;
  background: var(--card); border: 1px solid var(--rule); border-left: 3px solid var(--h-alpha);
  border-radius: var(--radius);
}
.math-kicker p { margin: 0; font-family: var(--display); font-size: 20px; line-height: 1.42; }
.math-kicker b { color: var(--h-alpha); }

/* ============ CONTENTS ============ */
.eq-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule); }
.eq-list li {
  display: grid; grid-template-columns: 46px 1fr; gap: 12px;
  padding: 16px 0; border-bottom: 1px solid var(--rule);
}
.eq-list .n { font-family: var(--mono); font-size: 12.5px; color: var(--h-gamma); padding-top: 5px; }
.eq-list h3 { font-size: 20px; margin-bottom: 5px; }
.eq-list .kill { margin: 0; font-size: 15px; color: var(--ink-2); }
.eq-list .seen {
  margin: 7px 0 0; font-family: var(--mono); font-size: 11.5px; letter-spacing: .03em;
  color: var(--h-beta);
}
.eq-list li.featured { background: var(--alpha-dim); margin: 0 -14px; padding-left: 14px; padding-right: 14px; }
.eq-list li.featured .n { color: var(--h-alpha); }

/* ============ VALUE STACK ============ */
.stack-table { width: 100%; max-width: 100%; table-layout: fixed; border-collapse: collapse; }
.stack-table thead { display: none; }
.stack-table td { display: block; }
.stack-table tbody tr {
  display: block; background: var(--card); border: 1px solid var(--rule);
  border-radius: var(--radius); padding: 16px 18px; margin-bottom: 10px; position: relative;
}
.stack-table tbody tr.main { border-color: var(--h-alpha); }
.stack-table .pn { font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; color: var(--ink-3); margin-bottom: 6px; }
.stack-table td b { display: block; font-family: var(--display); font-size: 18px; line-height: 1.25; }
.stack-table td span { display: block; margin-top: 6px; font-size: 15px; color: var(--ink-2); }
.stack-table .num { font-family: var(--mono); font-size: 16px; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--rule); text-align: right; }
.stack-table tfoot tr { display: flex; justify-content: space-between; align-items: baseline; padding: 16px 18px; border-top: 2px solid var(--ink); }
.stack-table tfoot td { display: block; }
.stack-table tfoot td:first-child { display: none; }
.stack-table .tot-label { font-family: var(--display); font-size: 18px; }
.stack-table .tot { font-size: 24px; border: 0; margin: 0; padding: 0; }

/* ============ PROOF ============ */
.proof { background: var(--page-2); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden; }
.stat { background: var(--page); padding: 20px 10px; text-align: center; }
.stat .n { font-family: var(--display); font-weight: 700; font-size: clamp(22px, 6vw, 36px); line-height: 1; }
.stat .l { font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-3); margin-top: 8px; }
.proof-note { margin: 20px 0 0; font-size: 16.5px; color: var(--ink-2); max-width: 62ch; }

/* ============ VIDEOS ============ */
.video-grid { display: grid; gap: 18px; }
.video-card {
  display: block; text-decoration: none; color: inherit;
  background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden;
  transition: transform .15s ease, box-shadow .15s ease;
}
.video-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.video-thumb { aspect-ratio: 16/9; background: var(--page-2); position: relative; }
.video-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.video-rank {
  position: absolute; top: 8px; left: 8px; z-index: 2;
  font-family: var(--mono); font-size: 11px; background: var(--page); color: var(--h-alpha);
  padding: 3px 7px; border-radius: 2px;
}
.video-info { padding: 14px 16px 16px; }
.video-title { font-family: var(--display); font-size: 16.5px; line-height: 1.3; }
.video-date { font-family: var(--mono); font-size: 11px; color: var(--ink-3); margin-top: 7px; }
.video-error { text-align: center; color: var(--ink-3); font-family: var(--mono); font-size: 13px; padding: 26px 0; }
.more { text-align: center; margin-top: 26px; }

/* ============ STORY ============ */
.story-in { max-width: 66ch; }
.story h2 { font-size: clamp(24px, 5.6vw, 34px); margin-bottom: 20px; }
.story p { font-size: 17px; color: var(--ink-2); }

/* ============ ORDER ============ */
.order-in { display: grid; gap: 20px; }
.order-card { background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.order-body { padding: 26px 22px 24px; }
.order-card h2 { font-size: clamp(24px, 6vw, 34px); margin-bottom: 20px; }
.price { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.price .was { font-family: var(--mono); font-size: 13px; color: var(--ink-3); text-decoration: line-through; }
.price .now { font-family: var(--display); font-weight: 700; font-size: 54px; line-height: 1; color: var(--h-alpha); }
.price .note { font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); }
.urgency { font-family: var(--mono); font-size: 12.5px; color: var(--ink-2); margin: 14px 0 20px; }
.countdown { color: var(--h-alpha); }
.assure { list-style: none; margin: 20px 0 0; padding: 0; }
.assure li { position: relative; padding: 9px 0 9px 24px; border-top: 1px solid var(--rule); font-size: 15px; color: var(--ink-2); }
.assure li::before { content: "✓"; position: absolute; left: 0; top: 9px; color: var(--h-beta); }

.guarantee { background: var(--card); border: 1px solid var(--rule); border-left: 3px solid var(--h-beta); border-radius: var(--radius); padding: 24px 22px; }
.guarantee h3 { font-size: 21px; margin-bottom: 14px; }
.guarantee p { color: var(--ink-2); font-size: 16.5px; }
.g-note { margin: 0; padding-top: 14px; border-top: 1px solid var(--rule); font-size: 15px; color: var(--ink-3); }

/* ============ FAQ ============ */
.faq-list { border-top: 1px solid var(--rule); }
.faq-list details { border-bottom: 1px solid var(--rule); }
.faq-list summary {
  cursor: pointer; list-style: none; position: relative;
  font-family: var(--display); font-weight: 600; font-size: 18.5px;
  padding: 18px 36px 18px 0;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+"; position: absolute; right: 4px; top: 15px;
  font-family: var(--mono); font-size: 22px; color: var(--h-alpha); transition: transform .2s ease;
}
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list details p { margin: 0 0 20px; color: var(--ink-2); max-width: 68ch; }

/* ============ FOOTER ============ */
footer { background: var(--page-2); padding-bottom: 34px; }
.foot-in { display: grid; gap: 18px; padding-top: 32px; }
.foot-links { display: flex; gap: 18px; flex-wrap: wrap; }
.foot-links a { font-family: var(--mono); font-size: 12.5px; color: var(--ink-2); text-decoration: none; }
.foot-links a:hover { color: var(--h-alpha); }
.disclaimer { font-size: 12.5px; line-height: 1.65; color: var(--ink-3); margin: 0; max-width: 82ch; }

/* ============ STICKY BUY BAR ============ */
.buybar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  background: var(--page); border-top: 1px solid var(--rule);
  transform: translateY(110%); transition: transform .3s cubic-bezier(.2,.8,.25,1);
}
.buybar .spectrum-rule { position: absolute; top: -3px; left: 0; }
.buybar.show { transform: none; }
.buybar-in { display: flex; align-items: center; gap: 12px; padding: 11px var(--gut); }
.buybar-txt { flex: 1; min-width: 0; }
.buybar-txt b { display: block; font-family: var(--display); font-size: 14.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.buybar-txt span { display: none; font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }
.buybar-price { display: flex; align-items: baseline; gap: 6px; flex: none; }
.buybar-price s { display: none; font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); }
.buybar-price .now { font-family: var(--display); font-weight: 700; font-size: 24px; color: var(--h-alpha); }
.buybar-cta { width: auto; flex: none; padding: 11px 16px; font-size: 15px; }

/* ============ EXIT MODAL ============ */
.modal-veil {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(12,10,14,.66); backdrop-filter: blur(3px);
  display: grid; place-items: center; padding: 16px;
  opacity: 0; transition: opacity .25s ease; overflow-y: auto;
}
.modal-veil.show { opacity: 1; }
.modal-veil[hidden] { display: none; }
.modal-card {
  position: relative; width: 100%; max-width: 500px;
  background: var(--card); border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.7);
  transform: translateY(12px) scale(.99); transition: transform .28s cubic-bezier(.2,.8,.25,1);
}
.modal-veil.show .modal-card { transform: none; }
.modal-body { padding: 24px 22px 22px; }
.modal-card h3 { font-size: 26px; margin-bottom: 12px; }
.modal-lead { font-size: 15.5px; color: var(--ink-2); }
.modal-x {
  position: absolute; top: 12px; right: 12px; width: 30px; height: 30px;
  background: transparent; border: 1px solid var(--rule); border-radius: 2px;
  color: var(--ink-2); font-size: 19px; line-height: 1; cursor: pointer;
}
.modal-x:hover { background: var(--page-2); color: var(--ink); }
.modal-stack { list-style: none; margin: 16px 0; padding: 0; }
.modal-stack li {
  display: flex; align-items: baseline; gap: 9px;
  padding: 7px 0; border-top: 1px solid var(--rule); font-size: 14px; color: var(--ink-2);
}
.modal-stack li span { font-family: var(--mono); font-size: 10px; letter-spacing: .09em; color: var(--ink-3); flex: none; width: 54px; }
.modal-stack li b { margin-left: auto; font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); }
.modal-price { display: flex; align-items: baseline; gap: 11px; flex-wrap: wrap; padding-top: 13px; border-top: 2px solid var(--rule); margin-bottom: 16px; }
.modal-price .was { font-family: var(--mono); font-size: 13px; color: var(--ink-3); text-decoration: line-through; }
.modal-price .now { font-family: var(--display); font-weight: 700; font-size: 40px; line-height: 1; color: var(--h-alpha); }
.modal-price .note { font-family: var(--mono); font-size: 11px; color: var(--ink-3); }
.modal-no {
  display: block; width: 100%; margin-top: 13px;
  background: none; border: 0; cursor: pointer;
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-3);
  text-decoration: underline; text-underline-offset: 4px;
}
.modal-no:hover { color: var(--ink-2); }

/* ============ SCROLL REVEAL ============ */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ============ WIDER SCREENS ============ */
@media (min-width: 640px) {
  :root { --gut: 28px; }
  body { font-size: 17.5px; }
  section { padding: 68px 0; }
  .nav-price { display: inline; }
  .hero-cta { flex-direction: row; align-items: center; gap: 22px; }
  .btn-lg { width: auto; }
  .order-card .btn-lg { width: 100%; }
  .gauge-row { grid-template-columns: 230px 1fr 96px; }
  .gauge-track { grid-column: auto; order: 0; height: 14px; }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
  .buybar-txt span { display: block; }
  .buybar-price s { display: inline; }
  .translate { padding: 26px 28px 22px; }
  .order-body, .guarantee { padding: 30px 32px; }
  .modal-body { padding: 30px 32px 28px; }
}

@media (min-width: 900px) {
  section { padding: 82px 0; }
  .hero { padding: 60px 0 74px; }
  .hero-grid { grid-template-columns: 1.05fr .95fr; gap: 52px; align-items: start; }
  .order-in { grid-template-columns: 1.02fr .98fr; gap: 30px; align-items: start; }
  .video-grid { grid-template-columns: repeat(3, 1fr); }
  .eq-list { columns: 2; column-gap: 40px; border-top: 0; }
  .eq-list li { break-inside: avoid; border-top: 1px solid var(--rule); border-bottom: 0; }
  .eq-list li.featured { margin: 0; padding-left: 12px; }

  /* table layout returns on desktop */
  .stack-table { border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden; background: var(--card); }
  .stack-table thead { display: table-header-group; }
  .stack-table th {
    font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
    color: var(--ink-3); text-align: left; padding: 12px 18px; font-weight: 400;
    background: var(--page-2); border-bottom: 1px solid var(--rule);
  }
  .stack-table th.num { text-align: right; }
  .stack-table tbody tr { display: table-row; background: none; border: 0; border-radius: 0; padding: 0; margin: 0; }
  .stack-table tbody tr.main { background: var(--alpha-dim); }
  .stack-table td { display: table-cell; padding: 16px 18px; border-bottom: 1px solid var(--rule); vertical-align: top; }
  .stack-table .pn { width: 96px; margin: 0; white-space: nowrap; }
  .stack-table .num { width: 110px; text-align: right; margin: 0; padding-top: 16px; border-top: 0; border-bottom: 1px solid var(--rule); }
  .stack-table tfoot tr { display: table-row; padding: 0; border: 0; }
  .stack-table tfoot td { display: table-cell; background: var(--page-2); border-top: 2px solid var(--ink); border-bottom: 0; }
  .stack-table tfoot td:first-child { display: table-cell; }
}

/* ============ MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .gauge .gauge-fill { width: calc(var(--pct) * 1%); }
}

/* ============ PRINT ============ */
@media print {
  #nav, .videos, .buybar, .modal-veil, .btn { display: none; }
  body { background: #fff; color: #000; }
}