/* ============================================================
   The Ten Sefirot — torahtech.co/sefirot
   Program theme. Loads AFTER shared.css and tt-brand.css,
   which supply the Torah Tech tokens, chrome and primitives.
   This file owns the source blocks, the tree, the lightning
   walk-through, the mixer, the seven shepherds and the Omer grid.
   Base blocks are shared in shape with /adam (prefix sfr-).
   ============================================================ */

:root {
  --ink:          var(--tt-ink);
  --ink-soft:     var(--tt-ink-soft);
  --muted:        var(--tt-ink-muted);
  --line:         var(--tt-line);
  --line-soft:    #f1f5fa;
  --surface:      var(--tt-surface);
  --surface-2:    var(--tt-surface-2);
  --accent:       var(--tt-blue);
  --accent-deep:  var(--tt-navy);
  --accent-soft:  var(--tt-line-strong);
  --font-display: var(--tt-font-display);
  --font-body:    var(--tt-font-body);
  --font-serif:   var(--tt-font-serif);
  --font-hebrew:  var(--tt-font-hebrew);
  --radius:       var(--tt-radius);
  --radius-sm:    var(--tt-radius-sm);
  --shadow:       var(--tt-shadow-card);
}

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}
* { box-sizing: border-box; }

/* shared.js injects the header after load; reserve its height so the hero does not jump (CLS). */
#shared-header:empty { min-height: 71px; }
@media (max-width: 768px) { #shared-header:empty { min-height: 67px; } }

/* ── Utility bar (sits under the shared header) ──────────────── */
.sfr-bar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 10px;
  padding: 9px clamp(12px, 4vw, 28px);
  background: rgba(255,255,255,.93);
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.sfr-home { flex: none; display: flex; flex-direction: column; line-height: 1.15; text-decoration: none; }
.sfr-home .sfr-kicker { font: 700 .62rem/1 var(--font-body); letter-spacing: .18em; text-transform: uppercase; color: var(--accent-deep); opacity: .8; }
.sfr-home > span:last-child { font: 600 .95rem/1.2 var(--font-display); color: var(--accent-deep); margin-top: 2px; }
.sfr-toc {
  flex: 1; min-width: 0; display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none;
  padding: 2px 4px; margin: 0 4px;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 14px, #000 calc(100% - 14px), transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 14px, #000 calc(100% - 14px), transparent 100%);
}
.sfr-toc::-webkit-scrollbar { display: none; }
.sfr-toc a {
  flex: none; text-decoration: none; white-space: nowrap;
  font: 600 .74rem/1 var(--font-body); color: var(--ink-soft);
  padding: 8px 12px; border-radius: 999px; border: 1px solid transparent;
  transition: background .15s, color .15s, border-color .15s;
}
.sfr-toc a:hover { background: var(--surface-2); border-color: var(--line); color: var(--accent-deep); }
.sfr-toc a.on { background: var(--accent-deep); color: #fff; }
.sfr-btn {
  flex: none; appearance: none; cursor: pointer; border: 1px solid var(--line); border-radius: 9px;
  background: var(--surface); color: var(--accent-deep); font: 600 .78rem/1 var(--font-body);
  padding: 8px 11px; min-width: 40px; min-height: 34px;
  transition: background .15s, transform .1s, border-color .15s, color .15s;
}
.sfr-btn:hover { background: var(--surface-2); transform: translateY(-1px); border-color: var(--accent-soft); }
.sfr-btn:active { transform: translateY(0); }
.sfr-btn[aria-pressed="true"] { background: var(--accent-deep); border-color: var(--accent-deep); color: #fff; }
.sfr-btn .he { font-family: var(--font-hebrew); font-size: .95rem; }
@media (max-width: 620px) {
  .sfr-home { display: none; }
  .sfr-toc { margin-left: -4px; }
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
/* These three sit inside clipping containers (overflow hidden / scroll), so the ring has to be drawn inside the box. */
.sfr-faq summary:focus-visible, .sfr-seg button:focus-visible, .sfr-toc a:focus-visible { outline: 2px solid var(--accent-deep); outline-offset: -3px; }
.sfr-seg button[aria-pressed="true"]:focus-visible, .sfr-toc a.on:focus-visible { outline-color: #fff; }
.sfr-seg button:first-child { border-radius: 999px 0 0 999px; }
.sfr-seg button:last-child { border-radius: 0 999px 999px 0; }

/* ── Page ────────────────────────────────────────────────────── */
.sfr-wrap { max-width: 860px; margin: 0 auto; padding: 30px clamp(16px, 5vw, 28px) 20px; }
.sfr-he-inline { font-family: var(--font-hebrew); font-size: 1.15em; direction: rtl; unicode-bidi: isolate; }

.sfr-section { margin: 64px 0 0; scroll-margin-top: 64px; }
.sfr-section:first-child { margin-top: 18px; }
.sfr-section > .tt-eyebrow { display: flex; justify-content: center; margin-bottom: 12px; }
/* Brand blue on white is ~3:1, too light for small caps; keep the blue hairlines, darken the text. */
.sfr-section > .tt-eyebrow.on-light { color: var(--accent-deep); }
.sfr-section > h2 {
  font: 700 clamp(1.4rem, 4vw, 1.85rem)/1.22 var(--font-display); color: var(--accent-deep);
  letter-spacing: -.5px; margin: 0 0 12px; text-align: center;
}
.sfr-section > h2::after {
  content: ''; display: block; width: 60px; height: 2px;
  background: var(--accent); margin: 14px auto 0;
}
.sfr-sub { text-align: center; color: var(--muted); font-size: .95rem; max-width: 56ch; margin: 14px auto 26px; line-height: 1.6; }

.sfr-prose { font-size: 1rem; line-height: 1.82; color: var(--ink-soft); }
.sfr-prose p { margin: 0 0 15px; }
.sfr-prose strong { color: var(--accent-deep); font-weight: 700; }
.sfr-prose a, .sfr-faq a { color: var(--accent-deep); text-decoration-color: var(--accent); text-underline-offset: 3px; }
.sfr-prose a:hover, .sfr-faq a:hover { color: var(--tt-navy-deep); text-decoration-color: var(--accent-deep); text-decoration-thickness: 2px; }
.sfr-panel { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-2); padding: clamp(18px, 3.8vw, 28px); }
.sfr-panel > :last-child { margin-bottom: 0; }
.sfr-gap { margin-top: 22px; }

/* ── Source blocks ───────────────────────────────────────────── */
.sfr-src {
  margin: 22px 0; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); background: var(--surface); box-shadow: var(--shadow);
}
.sfr-src-he {
  font-family: var(--font-hebrew); direction: rtl; text-align: right;
  font-size: clamp(1.12rem, 2.9vw, 1.32rem); line-height: 1.95; color: var(--ink);
  padding: clamp(16px, 3.6vw, 24px) clamp(16px, 3.6vw, 26px) 6px;
}
.sfr-src-en {
  font-family: var(--font-serif); font-size: clamp(1.06rem, 2.4vw, 1.18rem); line-height: 1.6; color: var(--ink-soft);
  padding: 6px clamp(16px, 3.6vw, 26px) 4px;
}
.sfr-src-ref {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin-top: 12px; padding: 10px clamp(16px, 3.6vw, 26px);
  background: var(--surface-2); border-top: 1px solid var(--line-soft);
  font: 700 .6rem/1.4 var(--font-body); letter-spacing: .13em; text-transform: uppercase; color: var(--accent-deep);
}
.sfr-src-ref a { color: var(--accent-deep); text-decoration: none; font-weight: 600; letter-spacing: .06em; text-transform: none; font-size: .74rem; }
.sfr-src-ref a:hover { color: var(--tt-navy-deep); text-decoration: underline; }

/* deep variant: the page's few load-bearing quotes */
.sfr-src.deep { background: var(--tt-grad-deep); border-color: transparent; box-shadow: 0 14px 36px rgba(12,35,80,.22); text-align: center; }
.sfr-src.deep .sfr-src-he { color: #fff; text-align: center; font-size: clamp(1.25rem, 3.4vw, 1.55rem); }
.sfr-src.deep .sfr-src-en { color: rgba(255,255,255,.9); text-align: center; }
.sfr-src.deep .sfr-src-ref { background: rgba(255,255,255,.07); border-top-color: rgba(255,255,255,.12); color: var(--tt-ice); justify-content: center; }
.sfr-src.deep .sfr-src-ref a { color: var(--tt-ice); }

body.sfr-no-en .sfr-src-en, body.sfr-no-en .sfr-en-opt { display: none; }
body.sfr-no-he .sfr-src-he, body.sfr-no-he .sfr-he-opt { display: none; }
body.sfr-no-he .sfr-src-en { padding-top: clamp(16px, 3.6vw, 24px); }
.sfr-fade { animation: sfr-fade .32s ease both; }
@keyframes sfr-fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.sfr-switch { display: flex; justify-content: center; margin: 0 0 20px; }
.sfr-seg { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; overflow: hidden; background: var(--surface-2); box-shadow: var(--shadow); }
.sfr-seg button {
  appearance: none; cursor: pointer; border: 0; background: transparent; color: var(--ink-soft);
  font: 600 .84rem/1 var(--font-body); padding: 12px 20px; transition: background .15s, color .15s;
}
.sfr-seg button:hover { background: rgba(94,144,227,.14); }
.sfr-seg button[aria-pressed="true"] { background: var(--accent-deep); color: #fff; }
/* ── Guardrails list ─────────────────────────────────────────── */
.sfr-guard { display: grid; gap: 12px; margin-top: 4px; }
.sfr-guard-item { display: flex; gap: 14px; align-items: flex-start; }
.sfr-guard-n {
  flex: none; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  font: 700 .82rem/1 var(--font-display); color: #fff; background: var(--tt-grad-header);
}
.sfr-guard-item p { margin: 3px 0 0; }

/* ── FAQ ─────────────────────────────────────────────────────── */
.sfr-faq details {
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface);
  padding: 0; margin-bottom: 10px; overflow: hidden;
  transition: border-color .15s, box-shadow .15s;
}
.sfr-faq details[open] { border-color: var(--accent-soft); box-shadow: var(--shadow); }
.sfr-faq summary {
  cursor: pointer; list-style: none; padding: 16px 18px;
  font: 600 .97rem/1.45 var(--font-body); color: var(--accent-deep);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  transition: background .15s;
}
.sfr-faq summary::-webkit-details-marker { display: none; }
.sfr-faq summary:hover { background: var(--surface-2); }
.sfr-faq summary::after { content: '+'; flex: none; color: var(--accent); font-size: 1.3rem; line-height: 1; font-weight: 400; }
.sfr-faq details[open] summary::after { content: '\2013'; }
.sfr-faq details[open] summary { background: var(--surface-2); }
.sfr-faq-body { padding: 14px 18px 16px; font-size: .94rem; line-height: 1.78; color: var(--ink-soft); }
.sfr-faq-body p { margin: 0 0 10px; }
.sfr-faq-body p:last-child { margin: 0; }

/* ── Related ─────────────────────────────────────────────────── */
.sfr-related { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.sfr-related a {
  display: block; text-decoration: none; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); padding: 20px 20px; box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.sfr-related a:hover { transform: translateY(-6px); box-shadow: var(--tt-shadow-lift); border-color: var(--accent-soft); }
.sfr-rel-he { font-family: var(--font-hebrew); direction: rtl; font-size: 1.3rem; color: var(--accent-deep); }
.sfr-rel-en { font: 700 .58rem/1.5 var(--font-body); letter-spacing: .13em; text-transform: uppercase; color: var(--accent-deep); margin-top: 4px; }
.sfr-rel-note { font-size: .82rem; color: var(--muted); margin-top: 6px; line-height: 1.55; }
@media (max-width: 720px) { .sfr-related { grid-template-columns: 1fr; } }

/* credits strip, above the CTA band */
.sfr-credits {
  max-width: 860px; margin: 56px auto 0; padding: 26px clamp(16px, 5vw, 28px) 40px;
  border-top: 1px solid var(--line); text-align: center;
  color: var(--muted); font-size: .8rem; line-height: 1.75;
}
.sfr-credits a { color: var(--accent-deep); }
.sfr-credits p { margin: 0 0 6px; }

/* ── Reveal on scroll ──────────────────────────────────────────
   CSS scroll-driven only. Content is never hidden by default: browsers without
   animation-timeline (or with reduced motion, or printing) simply show it. An
   earlier JS/IntersectionObserver version left all content at opacity 0 in
   browsers where the observer never fired. Do not bring that back. */
@supports (animation-timeline: view()) {
  @media screen and (prefers-reduced-motion: no-preference) {
    .sfr-reveal {
      animation: sfr-rise linear both;
      animation-timeline: view();
      animation-range: entry 0% entry 35%;
    }
  }
}
@keyframes sfr-rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

/* ── Skeleton shimmer for the interactive mounts before JS fills them ── */
.sfr-skel { border-radius: 10px; min-height: 120px; background: linear-gradient(90deg, #eef3fa 25%, #f7f9fc 37%, #eef3fa 63%); background-size: 400% 100%; animation: sfr-shimmer 1.3s ease infinite; }
@keyframes sfr-shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

.sfr-vh { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ── The tree ────────────────────────────────────────────────── */
.sfr-lab { display: grid; grid-template-columns: minmax(290px, 360px) minmax(0, 1fr); gap: 22px; align-items: start; }
.sfr-treecard {
  border-radius: var(--radius); padding: 14px 14px 16px;
  background: radial-gradient(circle at 50% 8%, #1a3f8f 0%, #0C2350 46%, #091836 100%);
  box-shadow: 0 16px 40px rgba(9,24,54,.32);
}
.sfr-tree { position: relative; width: 100%; aspect-ratio: 340 / 590; container-type: inline-size; }
.sfr-tree svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.sfr-path { stroke: rgba(123,224,236,.2); stroke-width: 1.5; stroke-linecap: round; transition: stroke .25s, stroke-width .25s; }
.sfr-path.on { stroke: var(--tt-ice); stroke-width: 2.6; filter: drop-shadow(0 0 4px rgba(0,200,220,.95)); }
.sfr-node {
  position: absolute; width: 17%; aspect-ratio: 1; padding: 0; margin: 0;
  transform: translate(-50%, -50%);
  display: grid; place-items: center;
  border-radius: 50%; border: 1.5px solid rgba(123,224,236,.6);
  background: #0b1f48; color: #fff;
  font: 600 14px/1 var(--font-hebrew); font-size: clamp(11px, 4.3cqw, 17px);
  transition: transform .18s, box-shadow .25s, background .25s, border-color .25s, color .25s, opacity .25s;
}
button.sfr-node { appearance: none; cursor: pointer; }
button.sfr-node:hover { transform: translate(-50%, -50%) scale(1.09); border-color: #fff; box-shadow: 0 0 0 5px rgba(0,200,220,.2), 0 0 18px rgba(0,200,220,.45); }
button.sfr-node:active { transform: translate(-50%, -50%) scale(.97); }
button.sfr-node:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
.sfr-node.dashed { width: 14%; border-style: dashed; }
.sfr-node.glow { background: #0f5d86; border-color: var(--tt-ice); box-shadow: 0 0 16px rgba(0,200,220,.55); }
.sfr-node.lit {
  background: radial-gradient(circle at 35% 30%, #c9f6fb, #5fdcea 45%, #00C8DC 100%);
  color: #06223f; border-color: #fff; border-style: solid;
  box-shadow: 0 0 26px rgba(0,200,220,.9), 0 0 0 6px rgba(0,200,220,.2);
}
/* Dim by color, not opacity: the circles must stay solid so the lines do not show through them. */
.sfr-tree.dim .sfr-node:not(.lit):not(.glow) { color: rgba(255,255,255,.5); border-color: rgba(123,224,236,.28); }
.sfr-tree.dim .sfr-node:not(.lit):not(.glow) .sfr-node-sub { color: rgba(255,255,255,.5); }
.sfr-node-sub {
  position: absolute; top: calc(100% + 4px); left: 50%; transform: translateX(-50%);
  white-space: nowrap; pointer-events: none;
  font: 600 10px/1.1 var(--font-body); font-size: clamp(10px, 3.1cqw, 11.5px);
  color: rgba(255,255,255,.9); letter-spacing: .02em;
  padding: 2px 5px; border-radius: 6px; background: rgba(9,24,54,.82);
}
.sfr-node-sub:empty { display: none; }
.sfr-node.lit .sfr-node-sub { color: #06223f; background: var(--tt-ice); }

.sfr-ctl { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }
.sfr-ctl + .sfr-tree { margin-top: 12px; }
.sfr-tree + .sfr-ctl { margin-top: 14px; }
.sfr-ctl-label { flex-basis: 100%; text-align: center; font: 700 .56rem/1 var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.7); margin-bottom: 2px; }
.sfr-chip {
  appearance: none; cursor: pointer; border-radius: 999px; padding: 8px 12px; min-height: 34px;
  border: 1px solid rgba(123,224,236,.4); background: rgba(255,255,255,.06); color: #fff;
  font: 600 .74rem/1 var(--font-body);
  transition: background .15s, border-color .15s, transform .1s, color .15s;
}
.sfr-chip:hover { background: rgba(0,200,220,.22); border-color: var(--tt-ice); transform: translateY(-1px); }
.sfr-chip:active { transform: translateY(0); }
.sfr-chip:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.sfr-chip[aria-pressed="true"] { background: var(--tt-ice); border-color: var(--tt-ice); color: #06223f; }

.sfr-detail {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  box-shadow: var(--shadow); padding: clamp(18px, 3.6vw, 26px); min-height: 420px; scroll-margin-top: 70px;
}
.sfr-d-top { display: flex; align-items: center; gap: 16px; }
.sfr-d-he {
  flex: none; min-width: 84px; padding: 12px 14px; border-radius: 14px; text-align: center;
  font: 700 clamp(1.5rem, 5vw, 1.9rem)/1.2 var(--font-hebrew); color: #fff; background: var(--tt-grad-deep);
  box-shadow: 0 8px 20px rgba(12,35,80,.25);
}
.sfr-d-name { font: 700 1.35rem/1.2 var(--font-display); color: var(--accent-deep); margin: 0; }
.sfr-d-means { font: 600 .95rem/1.3 var(--font-body); color: var(--ink-soft); margin-top: 2px; }
.sfr-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.sfr-tag { font: 700 .56rem/1 var(--font-body); letter-spacing: .12em; text-transform: uppercase; padding: 6px 9px; border-radius: 999px; background: rgba(94,144,227,.14); color: var(--accent-deep); }
.sfr-d-also { font-size: .8rem; color: var(--muted); margin-top: 8px; }
.sfr-d-plain { font: 500 1.08rem/1.6 var(--font-display); color: var(--ink); margin: 18px 0 4px; }
.sfr-rows { margin: 14px 0 0; display: grid; gap: 0; }
.sfr-row { display: grid; grid-template-columns: 108px 1fr; gap: 12px; padding: 11px 0; border-top: 1px solid var(--line-soft); }
.sfr-row dt { font: 700 .58rem/1.5 var(--font-body); letter-spacing: .12em; text-transform: uppercase; color: var(--accent-deep); padding-top: 3px; }
.sfr-row dd { margin: 0; font-size: .93rem; line-height: 1.68; color: var(--ink-soft); }
.sfr-row dd b { color: var(--accent-deep); }
.sfr-d-note { font-size: .86rem; line-height: 1.6; color: var(--ink-soft); border-left: 3px solid var(--accent); padding: 2px 0 2px 12px; margin-top: 12px; }
.sfr-detail .sfr-src { margin: 16px 0 0; box-shadow: none; }
.sfr-detail .sfr-src-he { font-size: 1.12rem; padding-top: 14px; }
.sfr-detail .sfr-src-en { font-size: 1.04rem; }
.sfr-d-nav { display: flex; justify-content: space-between; gap: 10px; margin-top: 16px; }
/* Keep the tree beside the text while you read, but only when the whole card fits on screen. */
@media (min-width: 801px) and (min-height: 860px) { .sfr-treecard { position: sticky; top: 66px; } }
@media (max-width: 800px) {
  .sfr-lab { grid-template-columns: 1fr; }
  .sfr-treecard { max-width: 420px; width: 100%; margin: 0 auto; }
  .sfr-detail { min-height: 0; }
}
@media (max-width: 480px) { .sfr-row { grid-template-columns: 1fr; gap: 2px; } }

/* ── The lightning walk-through ──────────────────────────────── */
.sfr-flow {
  display: grid; grid-template-columns: 230px minmax(0, 1fr); gap: 22px; align-items: center;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  box-shadow: var(--shadow); padding: clamp(16px, 3.6vw, 24px);
}
.sfr-flow-tree { border-radius: 14px; padding: 10px; background: radial-gradient(circle at 50% 8%, #1a3f8f 0%, #0C2350 46%, #091836 100%); }
.sfr-flow-tree .sfr-node-sub { display: none; }
.sfr-step-n { font: 700 .58rem/1 var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.sfr-step-he { font: 700 1.7rem/1.3 var(--font-hebrew); color: var(--ink); margin-top: 6px; }
.sfr-step-title { font: 700 1.2rem/1.3 var(--font-display); color: var(--accent-deep); }
.sfr-step-text { font-size: 1rem; line-height: 1.75; color: var(--ink-soft); margin: 10px 0 0; min-height: 5.2em; }
.sfr-dots { display: flex; gap: 5px; margin: 14px 0 0; }
.sfr-dots span { flex: 1; height: 4px; border-radius: 4px; background: var(--line); transition: background .25s; }
.sfr-dots span.on { background: var(--tt-cyan); }
.sfr-flow-nav { display: flex; gap: 8px; margin-top: 16px; flex-wrap: wrap; }
.sfr-btn.primary { background: var(--accent-deep); border-color: var(--accent-deep); color: #fff; padding-inline: 16px; }
.sfr-btn.primary:hover { background: #163a8a; }
.sfr-btn[disabled] { opacity: .45; cursor: default; transform: none; }
@media (max-width: 640px) {
  .sfr-flow { grid-template-columns: 1fr; }
  .sfr-flow-tree { width: 190px; margin: 0 auto; }
  .sfr-step-text { min-height: 7em; }
}

/* ── The mixer: chesed, gevurah, or the right mix ────────────── */
.sfr-mix { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); padding: clamp(16px, 3.6vw, 26px); }
.sfr-tabs { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; margin-bottom: 16px; }
.sfr-mix-q { font: 600 1.1rem/1.5 var(--font-display); color: var(--accent-deep); text-align: center; margin: 0 0 16px; }
.sfr-mix .sfr-switch { margin-bottom: 16px; }
.sfr-mix-out { border-radius: var(--radius-sm); background: var(--surface-2); border: 1px solid var(--line); padding: 16px 18px; min-height: 104px; }
.sfr-mix-out[data-pos="tiferet"] { background: linear-gradient(180deg, #eefbfd, #fff 70%); border-color: #b5e9f0; }
.sfr-mix-key { font: 700 .58rem/1 var(--font-body); letter-spacing: .12em; text-transform: uppercase; color: var(--accent-deep); }
.sfr-mix-text { font-size: 1rem; line-height: 1.7; color: var(--ink-soft); margin: 8px 0 0; }
@media (max-width: 480px) { .sfr-seg button { padding: 12px 13px; font-size: .78rem; } }

/* ── Seven shepherds ─────────────────────────────────────────── */
.sfr-people { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; }
.sfr-person {
  appearance: none; cursor: pointer; text-align: left; font-family: var(--font-body);
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  padding: 16px 18px; box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s, border-color .2s;
}
.sfr-person:hover { transform: translateY(-6px); box-shadow: var(--tt-shadow-lift); border-color: var(--accent-soft); }
.sfr-person:active { transform: translateY(-2px); }
.sfr-person-top { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.sfr-person-name { font: 700 1.05rem/1.2 var(--font-display); color: var(--accent-deep); }
.sfr-person-he { font: 600 1.1rem/1 var(--font-hebrew); color: var(--ink); }
.sfr-person-sef { font: 700 .56rem/1.4 var(--font-body); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-top: 4px; }
.sfr-person-why { font-size: .86rem; line-height: 1.6; color: var(--ink-soft); margin-top: 8px; }

/* ── The Omer grid ───────────────────────────────────────────── */
.sfr-omer { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); padding: clamp(12px, 3.2vw, 24px); }
.sfr-omer-grid { display: grid; grid-template-columns: minmax(52px, auto) repeat(7, minmax(0, 1fr)); gap: 4px; align-items: stretch; }
.sfr-omer-h { display: grid; place-items: center; font: 700 .52rem/1.2 var(--font-body); letter-spacing: .04em; text-transform: uppercase; color: var(--muted); text-align: center; padding: 4px 1px; overflow: hidden; }
.sfr-omer-h.row { justify-items: start; text-align: left; color: var(--accent-deep); }
.sfr-cell {
  appearance: none; cursor: pointer; border: 0; border-radius: 8px; min-height: 38px;
  font: 700 .85rem/1 var(--font-display); color: var(--accent-deep); background: #e3ecfc;
  transition: transform .12s, box-shadow .15s, background .15s, color .15s;
}
.sfr-cell.diag { background: #c5d7f6; }
.sfr-cell:hover { transform: translateY(-2px); box-shadow: 0 6px 14px rgba(28,71,165,.2); }
.sfr-cell[aria-pressed="true"] { background: var(--accent-deep); color: #fff; outline: 3px solid var(--tt-cyan); outline-offset: 1px; }
.sfr-omer-out { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line-soft); min-height: 132px; }
.sfr-omer-day { font: 700 .58rem/1 var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.sfr-omer-he { font: 700 1.5rem/1.4 var(--font-hebrew); color: var(--ink); margin-top: 6px; text-align: left; }
.sfr-omer-en { font: 700 1.1rem/1.3 var(--font-display); color: var(--accent-deep); }
.sfr-omer-text { font-size: .95rem; line-height: 1.7; color: var(--ink-soft); margin: 8px 0 0; }
@media (max-width: 480px) {
  .sfr-omer-h { font-size: .46rem; }
  /* Seven-letter names do not fit a 28 to 37px column: stand the column headers on end. */
  .sfr-omer-h:not(.row) { writing-mode: vertical-rl; transform: rotate(180deg); overflow: visible; padding: 2px 0 4px; font-size: .56rem; letter-spacing: .06em; }
  .sfr-omer-grid { grid-template-columns: 44px repeat(7, minmax(0, 1fr)); gap: 3px; }
}

/* a short ordered list of names (the verse) */
.sfr-names { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin: 4px 0 18px; padding: 0; list-style: none; }
.sfr-names li { font: 600 .8rem/1 var(--font-body); color: var(--accent-deep); background: rgba(94,144,227,.12); border-radius: 999px; padding: 8px 12px; }
.sfr-names li span { font-family: var(--font-hebrew); font-size: 1rem; margin-right: 6px; }

@media (prefers-reduced-motion: reduce) {
  .sfr-fade, .sfr-skel { animation: none; }
  .sfr-node, .sfr-path, .sfr-chip, .sfr-person, .sfr-cell, .sfr-related a, .sfr-btn { transition: none; }
  button.sfr-node:hover { transform: translate(-50%, -50%); }
  .sfr-person:hover, .sfr-cell:hover, .sfr-related a:hover, .sfr-btn:hover, .sfr-chip:hover { transform: none; }
}

/* ── Print / PDF ─────────────────────────────────────────────────
   Screen: the static print blocks stay hidden. Print: interactive widgets,
   chrome and buttons drop out, and the static blocks show every sefirah,
   every step of the walk-through and every mixer answer. sefirot.js opens all FAQs on
   beforeprint. Ink-light: borders instead of navy fills. */
.sfr-print-only { display: none; }
@media print { .sfr-screen-only { display: none !important; } }
.sfr-hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 28px; }
.sfr-hero-actions .tt-btn-ghost { padding: 11px 22px; font-size: 14px; cursor: pointer; font-family: var(--font-body); }
#t-print svg { display: block; }

@media print {
  @page { margin: 16mm 15mm 18mm; }
  html, body { background: #fff !important; }
  body { color: #111; font-size: 10.5pt; }
  *, *::before, *::after { animation: none !important; transition: none !important; box-shadow: none !important; text-shadow: none !important; }

  #shared-header, #shared-footer, .wa-widget, .sfr-bar, .sfr-hero-actions, .tt-band, #more,
  .sfr-lab, .sfr-flow, .sfr-mix, .sfr-omer, .sfr-people, .sfr-skel { display: none !important; }
  .sfr-print-only { display: block !important; }

  /* every quote shows both languages, whatever the toggles were set to */
  .sfr-src-he, .sfr-src-en { display: block !important; }

  a { color: inherit !important; text-decoration: none !important; }
  .sfr-src-ref a { display: none !important; }

  /* title block */
  .tt-hero { background: none !important; color: #111; padding: 0 0 12pt; border-bottom: 2pt solid #1C47A5; }
  .tt-hero::before { display: none; }
  .sfr-print-head { display: flex !important; justify-content: space-between; align-items: center; margin-bottom: 10pt; font: 600 9pt var(--font-body); color: #555; }
  .sfr-print-head img { height: 22pt; width: auto; filter: brightness(0) saturate(100%) invert(19%) sepia(63%) saturate(2400%) hue-rotate(214deg) brightness(92%); }
  .tt-hero .tt-eyebrow { color: #1C47A5; }
  .tt-hero .tt-eyebrow::before, .tt-hero .tt-eyebrow::after { background: #1C47A5; }
  .tt-hero-he { color: #111; font-size: 26pt; margin: 8pt 0 2pt; }
  .tt-hero h1 { color: #1C47A5; font-size: 22pt; margin: 0 0 6pt; }
  .tt-hero-lede { color: #333; font-size: 10.5pt; font-weight: 400; max-width: none; }

  /* body */
  .sfr-wrap { max-width: none; padding: 0; }
  .sfr-section { margin: 20pt 0 0; }
  .sfr-section > .tt-eyebrow { margin-bottom: 4pt; color: #1C47A5; display: block !important; text-align: center; break-after: avoid; page-break-after: avoid; }
  .sfr-section > h2 { font-size: 15pt; margin-bottom: 4pt; break-before: avoid; break-after: avoid; page-break-after: avoid; }
  .sfr-section > .sfr-sub { break-before: avoid; page-break-before: avoid; break-after: avoid; break-inside: avoid; }
  .sfr-guard-item { break-inside: avoid; page-break-inside: avoid; }
  .sfr-section > .sfr-sub + *, .sfr-section > .sfr-sub ~ .sfr-print-only { break-before: avoid; }
  .sfr-section > h2 { break-inside: avoid; page-break-inside: avoid; border-bottom: 1.5pt solid #5E90E3; padding-bottom: 4pt; display: table; margin-left: auto; margin-right: auto; }
  .sfr-section > h2::after { display: none; }
  .sfr-sub { color: #444; font-size: 9.5pt; margin: 6pt auto 10pt; break-after: avoid; }
  .sfr-prose { font-size: 10.5pt; line-height: 1.55; color: #111; }
  .sfr-prose p { margin: 0 0 7pt; orphans: 3; widows: 3; }
  .sfr-panel { background: none !important; border: 1px solid #cfdcf0; padding: 10pt 12pt; }

  .sfr-src, .sfr-src.deep { background: #fff !important; border: 1px solid #cfdcf0; border-left: 3pt solid #1C47A5; border-radius: 6pt; margin: 9pt 0; text-align: left; break-inside: avoid; page-break-inside: avoid; }
  .sfr-src-he, .sfr-src.deep .sfr-src-he { color: #111; text-align: right; font-size: 13pt; line-height: 1.7; padding: 8pt 12pt 2pt; }
  .sfr-src-en, .sfr-src.deep .sfr-src-en { color: #333; text-align: left; font-size: 11pt; line-height: 1.45; padding: 2pt 12pt 2pt; }
  .sfr-src-ref, .sfr-src.deep .sfr-src-ref { background: none !important; color: #1C47A5; border-top: 1px solid #e9eef6; justify-content: flex-start; margin-top: 6pt; padding: 5pt 12pt; }

  .sfr-guard-n { background: none !important; color: #1C47A5; border: 1.5pt solid #1C47A5; }

  .sfr-faq details { border: 0; border-bottom: 1px solid #e9eef6; border-radius: 0; margin: 0; break-inside: avoid; page-break-inside: avoid; }
  .sfr-faq summary { padding: 8pt 0 2pt; background: none !important; font-size: 10.5pt; }
  .sfr-faq summary::after { display: none; }
  .sfr-faq-body { padding: 0 0 8pt; font-size: 10pt; color: #222; }

  .sfr-credits { margin: 18pt 0 0; padding: 8pt 0 0; font-size: 8.5pt; color: #555; text-align: left; }
  .sfr-print-foot { margin-top: 8pt; font: 600 8.5pt var(--font-body); color: #1C47A5; }

  /* static versions of the interactive pieces */
  .sfr-p-item { border-bottom: 1px solid #e9eef6; padding: 6pt 0; break-inside: avoid; page-break-inside: avoid; }
  .sfr-p-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10pt; color: #1C47A5; font-size: 10.5pt; }
  .sfr-p-he { font-family: var(--font-hebrew); font-size: 12pt; color: #111; direction: rtl; unicode-bidi: isolate; }
  .sfr-p-he-block { font-family: var(--font-hebrew); font-size: 11.5pt; text-align: right; direction: rtl; margin: 2pt 0; }
  .sfr-p-ref { font-size: 8.5pt; color: #555; text-transform: uppercase; letter-spacing: .08em; }
  .sfr-p-en { font-weight: 600; font-size: 10pt; margin-top: 1pt; }
  .sfr-p-note { font-size: 9.5pt; color: #333; margin-top: 3pt; line-height: 1.45; }
  .sfr-p-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 12pt; margin-top: 4pt; font-size: 9.5pt; line-height: 1.45; }
  .sfr-p-label { font-weight: 700; color: #1C47A5; font-size: 9pt; text-transform: uppercase; letter-spacing: .05em; }
  .sfr-p-stop { margin: 10pt 0 4pt; }
  .sfr-p-stop h3 { font: 700 11.5pt var(--font-display); color: #1C47A5; margin: 0 0 3pt; break-after: avoid; }
  .sfr-p-lede { font-size: 10pt; color: #333; margin: 0 0 4pt; }
  .sfr-p-cite { font-size: 9.5pt; line-height: 1.45; padding: 3pt 0 3pt 9pt; border-left: 2pt solid #cfdcf0; margin: 3pt 0; break-inside: avoid; page-break-inside: avoid; }
  .sfr-p-plain { font-size: 10pt; color: #111; margin-top: 2pt; line-height: 1.45; }
  .sfr-names li { border: 1px solid #cfdcf0; background: none !important; }
}