/* =========================================================
   Page service — Blower Door Test
   Étend le design system de styles.css (tokens, .wrap, .label-tech,
   .display-*, .reveal, .link-arrow, .peb-grid, .method-list...).
   Primitives .svc-* dupliquées volontairement depuis la page
   Thermographie (fichier autonome, aucune dépendance croisée).

   Rouge DEL verrouillé sur cette page : #c9370c (variable locale,
   n'affecte pas --thermal-red ni les autres pages).
   ========================================================= */

:root { --del-red: #c9370c; }

.svc-accent { color: var(--del-red); }

/* ---------- breadcrumb ---------- */
.svc-breadcrumb { padding-top: 6.5rem; }
@media (min-width: 768px) { .svc-breadcrumb { padding-top: 8rem; } }
.svc-breadcrumb nav { display: flex; align-items: center; gap: 0.625rem; color: var(--muted-foreground); }
.svc-breadcrumb a { transition: color 0.2s ease; }
.svc-breadcrumb a:hover { color: var(--ink); }
.svc-breadcrumb .sep { opacity: 0.5; }
.svc-breadcrumb .current { color: var(--ink-soft); }

/* ---------- hero ---------- */
#svc-hero { border-bottom: 1px solid var(--rule); padding-bottom: 5rem; }
.svc-hero-grid { margin-top: 3rem; display: grid; grid-template-columns: 1fr; gap: 3rem; }
@media (min-width: 1024px) { .svc-hero-grid { grid-template-columns: repeat(12, 1fr); gap: 2.5rem; align-items: end; } }
.svc-hero-title { grid-column: 1 / -1; }
@media (min-width: 1024px) { .svc-hero-title { grid-column: span 7; } }
.svc-hero-title h1 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.035em; line-height: 0.98; font-size: clamp(2.5rem, 6vw, 5rem); text-wrap: balance; }
.svc-hero-title h1 .label-tech { display: block; margin-top: 1.25rem; }

.svc-hero-side { grid-column: 1 / -1; display: flex; flex-direction: column; gap: 2rem; }
@media (min-width: 1024px) { .svc-hero-side { grid-column: 9 / span 4; } }
.svc-hero-side p { max-width: 30rem; font-size: 1.0625rem; line-height: 1.65; color: var(--ink-soft); }
@media (min-width: 1024px) { .svc-hero-side p { max-width: 29rem; } }

.svc-cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem; }

.svc-cert { border-top: 1px solid var(--rule); padding-top: 1.5rem; }
.svc-cert .rule { display: block; height: 2px; width: 2.5rem; background: var(--del-red); margin-bottom: 0.875rem; }
.svc-cert .label-tech { color: var(--muted-foreground); }
.svc-cert strong { display: block; margin-top: 0.625rem; font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; letter-spacing: -0.02em; line-height: 1.35; }
.svc-cert .ref-region,
.svc-refs-mark .ref-region { font-family: var(--font-mono); font-size: 0.6875rem; font-weight: 400; letter-spacing: 0; color: var(--muted-foreground); }
.svc-refs-mark .ref-region { color: color-mix(in oklab, var(--paper) 45%, transparent); }

.btn-thermal {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--del-red);
  color: var(--paper);
  padding: 0.875rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: background-color 0.3s ease;
}
.btn-thermal:hover { background: var(--ink); }
.btn-thermal .arrow { transition: transform 0.3s; }
.btn-thermal:hover .arrow { transform: translateX(0.375rem); }

/* ---------- 06 — vidéo terrain ---------- */
#svc-film { position: relative; overflow: hidden; background: var(--ink); padding: 2.75rem 0 0; }
.svc-film-eyebrow-wrap { margin-bottom: 1.25rem; }
.svc-film-eyebrow { color: color-mix(in oklab, var(--paper) 50%, transparent); }
.svc-film-frame { position: relative; width: 100%; height: clamp(360px, 90vw, 520px); overflow: hidden; background: #000; }
@media (min-width: 768px) { .svc-film-frame { height: clamp(480px, 40vw, 620px); } }
.svc-film-frame video, .svc-film-frame img { position: absolute; inset: 0; height: 100%; width: 100%; object-fit: cover; object-position: center center; }
.svc-film-frame img#svc-film-terrain-img { object-position: center 65%; }
.svc-film-caption {
  position: absolute;
  left: 50%;
  bottom: 2rem;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.6rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--paper);
  text-align: center;
  text-wrap: balance;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.55);
  pointer-events: none;
}

.svc-sound-toggle {
  position: absolute;
  bottom: 1.25rem;
  right: 3.25rem;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 2.5rem;
  width: 2.5rem;
  background: color-mix(in oklab, var(--ink) 55%, transparent);
  color: var(--paper);
  border: 1px solid color-mix(in oklab, var(--paper) 30%, transparent);
  cursor: pointer;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}
.svc-sound-toggle:hover { background: color-mix(in oklab, var(--ink) 78%, transparent); border-color: color-mix(in oklab, var(--paper) 55%, transparent); }
.svc-sound-toggle svg { height: 18px; width: 18px; }
.svc-sound-toggle .icon-wave { display: none; }
.svc-sound-toggle.is-unmuted .icon-mute { display: none; }
.svc-sound-toggle.is-unmuted .icon-wave { display: block; }

/* ---------- 07 — le principe ---------- */
#svc-principle { border-bottom: 1px solid var(--rule); background: var(--paper); padding: 6rem 0; }
@media (min-width: 768px) { #svc-principle { padding: 9rem 0; } }
#svc-principle .peb-body p { max-width: 34rem; }

.svc-flow {
  position: relative;
  margin-top: 2.75rem;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--rule);
}
@media (min-width: 640px) {
  .svc-flow { flex-direction: row; align-items: center; border-top: none; padding-top: 1.5rem; }
  .svc-flow::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: var(--rule); }
  .svc-flow::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--del-red);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 1s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .svc-flow.is-in::after { transform: scaleX(1); }
}
.svc-flow-step { display: flex; align-items: center; gap: 0.75rem; padding: 1.125rem 0; border-bottom: 1px solid var(--rule); }
@media (min-width: 640px) { .svc-flow-step { flex: 1; padding: 0; border-bottom: none; } }
.svc-flow-n { color: var(--muted-foreground); min-width: 1.5rem; }
.svc-flow-step span.txt { font-family: var(--font-display); font-size: 1.0625rem; font-weight: 500; letter-spacing: -0.015em; }
.svc-flow-step .chevron { margin-left: auto; color: var(--del-red); font-family: var(--font-mono); font-size: 0.75rem; }
@media (min-width: 640px) { .svc-flow-step .chevron { margin-left: 0.75rem; } }

.svc-video-embed { margin-top: 2.5rem; }
.svc-video-frame { position: relative; aspect-ratio: 16 / 9; width: 100%; border: 1px solid var(--rule); background: var(--ink); }
.svc-video-frame iframe { position: absolute; inset: 0; height: 100%; width: 100%; border: 0; }
.svc-video-embed .label-tech { margin-top: 0.75rem; color: var(--muted-foreground); }
.svc-video-embed .label-tech a { color: inherit; text-decoration: underline; text-underline-offset: 2px; transition: color 0.2s ease; }
.svc-video-embed .label-tech a:hover { color: var(--del-red); }

/* ---------- 08 — maquette technique animée ---------- */
#svc-diagram { border-bottom: 1px solid var(--rule); background: var(--paper); padding: 6rem 0 8rem; }
@media (min-width: 768px) { #svc-diagram { padding: 8rem 0 10rem; } }
.svc-diagram-head { max-width: 38rem; }
.svc-diagram-head p { margin-top: 1.5rem; font-size: 1.0625rem; line-height: 1.65; color: var(--ink-soft); }

.bd-photo { margin-top: 2.5rem; border: 1px solid var(--rule); }
.bd-photo img { display: block; width: 100%; height: auto; }
.bd-photo figcaption { padding: 0.75rem 1rem; border-top: 1px solid var(--rule); color: var(--muted-foreground); }

.bd-track { position: relative; margin-top: 4rem; height: 240vh; }
.bd-diagram {
  position: sticky;
  top: 6rem;
  aspect-ratio: 1000 / 560;
  width: 100%;
  border: 1px solid var(--rule);
  background: var(--paper);
  overflow: hidden;
}
.bd-diagram svg { position: absolute; inset: 0; height: 100%; width: 100%; }

.bd-ground { stroke: var(--rule-dark); stroke-width: 1.4; opacity: 0.5; }
.bd-envelope-path { fill: none; stroke: var(--ink); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.bd-envelope-label { opacity: 0; transform: translateY(6px); transition: opacity 0.6s ease, transform 0.6s ease; }
.bd-diagram.st-envelope .bd-envelope-label { opacity: 0.55; transform: translateY(0); }

.bd-door { opacity: 0; transform: translateY(6px); transition: opacity 0.6s ease, transform 0.6s ease; }
.bd-diagram.st-door .bd-door { opacity: 1; transform: translateY(0); }
.bd-door-frame { fill: none; stroke: var(--ink); stroke-width: 1.6; }
.bd-fan-blade { stroke: var(--ink-soft); stroke-width: 1.2; }
.bd-fan-ring { fill: none; stroke: var(--ink); stroke-width: 1.6; }
.bd-door-label { opacity: 0.55; }
.bd-fan-blades { transform-origin: 325px 430px; animation: bd-fan-spin 1.4s linear infinite; animation-play-state: paused; }
.bd-diagram.st-door .bd-fan-blades { animation-play-state: running; }
@keyframes bd-fan-spin { to { transform: rotate(360deg); } }

.bd-pressure { opacity: 0; transition: opacity 0.6s ease; }
.bd-diagram.st-pressure .bd-pressure { opacity: 1; }
.bd-pressure-line { stroke: var(--del-red); stroke-width: 1.2; opacity: 0.75; }
.bd-pressure-label { opacity: 0.55; }

.bd-leak { opacity: 0; transform: translateY(4px); transition: opacity 0.5s ease, transform 0.5s ease; }
.bd-diagram.st-leak-1 .bd-leak-1,
.bd-diagram.st-leak-2 .bd-leak-2,
.bd-diagram.st-leak-3 .bd-leak-3,
.bd-diagram.st-leak-4 .bd-leak-4 { opacity: 1; transform: translateY(0); }
.bd-leak-dot { fill: #3b5bdb; }
.bd-leak-stem { stroke: #3b5bdb; stroke-width: 1; opacity: 0.6; }
.bd-leak-flow { fill: #3b5bdb; }
.bd-leak-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; fill: var(--ink-soft); }
.bd-cold-arrow { fill: none; stroke: #3b5bdb; stroke-width: 2; stroke-linecap: round; stroke-dasharray: 5 4; opacity: 0.85; }
.bd-out-arrow { fill: none; stroke: #5bc2e8; stroke-width: 2; stroke-linecap: round; stroke-dasharray: 5 4; opacity: 0.85; }

.bd-overlay { position: absolute; display: flex; flex-direction: column; gap: 0.375rem; opacity: 0; transform: translateY(10px); transition: opacity 0.7s ease, transform 0.7s ease; }
.bd-n50 { left: 1.5rem; bottom: 1.5rem; }
@media (min-width: 768px) { .bd-n50 { left: 2.5rem; bottom: 2.5rem; } }
.bd-diagram.st-n50 .bd-n50 { opacity: 1; transform: translateY(0); }
.bd-n50 .num { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.03em; font-size: clamp(2rem, 4.5vw, 3.25rem); color: var(--ink); }
.bd-n50 .cap { font-family: var(--font-mono); font-size: 0.6875rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted-foreground); }

.bd-conclusion { display: none; }
@media (min-width: 768px) { .bd-conclusion { display: flex; right: 2.5rem; bottom: 2.5rem; align-items: flex-end; text-align: right; } }
.bd-diagram.st-conclusion .bd-conclusion { opacity: 1; transform: translateY(0); }
.bd-conclusion .seq { display: flex; align-items: center; gap: 0.625rem; font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink); }
.bd-conclusion .seq .arrow { color: var(--del-red); }

@media (prefers-reduced-motion: reduce) {
  .bd-track { height: auto; }
  .bd-diagram { position: relative; top: auto; }
  .bd-envelope-label, .bd-door, .bd-pressure, .bd-leak, .bd-overlay { opacity: 1 !important; transform: none !important; }
  .bd-envelope-path { stroke-dashoffset: 0 !important; }
  .bd-fan-blades { animation: none !important; }
  .bd-leak-flow { display: none; }
  .bd-cold-arrow,
  .bd-out-arrow { stroke-dasharray: none; animation: none; }
}

/* ---------- 09 — la mesure n50 ---------- */
#svc-n50 { border-bottom: 1px solid var(--rule); background: var(--paper-dim); padding: 7rem 0; }
@media (min-width: 768px) { #svc-n50 { padding: 10rem 0; } }
.svc-n50-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: end; }
@media (min-width: 1024px) { .svc-n50-grid { grid-template-columns: repeat(12, 1fr); gap: 2.5rem; } }
.svc-n50-mark { grid-column: 1 / -1; }
@media (min-width: 1024px) { .svc-n50-mark { grid-column: span 7; } }
.svc-n50-mark .num { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.045em; line-height: 0.85; font-size: clamp(6rem, 16vw, 13rem); }
.svc-n50-mark .cap { margin-top: 0.5rem; font-family: var(--font-mono); font-size: 0.8125rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted-foreground); }
.svc-n50-body { grid-column: 1 / -1; max-width: 30rem; }
@media (min-width: 1024px) { .svc-n50-body { grid-column: 9 / span 4; max-width: none; padding-bottom: 0.75rem; } }
.svc-n50-body p { font-size: 1.0625rem; line-height: 1.6; color: var(--ink-soft); }
.svc-n50-body p + p { margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--rule); font-size: 0.9375rem; }

/* ---------- 10 — mesurer ne suffit pas (dark) ---------- */
#svc-beyond { background: var(--ink); color: var(--paper); padding: 7rem 0; }
@media (min-width: 768px) { #svc-beyond { padding: 9rem 0; } }
.svc-beyond-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; }
@media (min-width: 1024px) { .svc-beyond-grid { grid-template-columns: repeat(12, 1fr); gap: 3rem; } }
.svc-beyond-title { grid-column: 1 / -1; }
@media (min-width: 1024px) { .svc-beyond-title { grid-column: span 6; } }
.svc-beyond-title h2 { color: var(--paper); }
.svc-beyond-body { grid-column: 1 / -1; max-width: 32rem; }
@media (min-width: 1024px) { .svc-beyond-body { grid-column: 8 / span 5; max-width: none; } }
.svc-beyond-body p { font-size: 1rem; line-height: 1.65; color: color-mix(in oklab, var(--paper) 78%, transparent); }
.svc-beyond-body p + p { margin-top: 1.125rem; }
.svc-beyond-stack {
  margin-top: 2.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--paper) 80%, transparent);
}
.svc-beyond-stack .arrow { color: var(--del-red); }
.svc-quote { margin-top: 3.5rem; grid-column: 1 / -1; font-family: var(--font-display); font-weight: 500; letter-spacing: -0.025em; line-height: 1.25; font-size: clamp(1.5rem, 3vw, 2.25rem); max-width: 42ch; color: var(--paper); text-wrap: balance; }

/* ---------- 11/12 — liste des fuites courantes ---------- */
#svc-leaks-list { border-bottom: 1px solid var(--rule); background: var(--paper); padding: 6rem 0; }
@media (min-width: 768px) { #svc-leaks-list { padding: 9rem 0; } }

.svc-list { margin-top: 3.5rem; border-top: 1px solid var(--rule); }
.svc-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 1.5rem;
  border-bottom: 1px solid var(--rule);
  padding: 1.75rem 0;
  transition: background-color 0.4s ease;
}
@media (min-width: 768px) { .svc-row { padding: 2.25rem 0; } }
.svc-row:hover { background: var(--paper-dim); }
.svc-row .svc-n { font-family: var(--font-mono); font-size: 0.6875rem; letter-spacing: 0.1em; color: var(--muted-foreground); transition: color 0.3s ease; }
.svc-row:hover .svc-n { color: var(--del-red); }
.svc-row .svc-row-title { font-family: var(--font-display); font-size: clamp(1.125rem, 1.8vw, 1.4375rem); font-weight: 500; letter-spacing: -0.02em; }
.svc-row .svc-row-desc { margin-top: 0.5rem; max-width: 34rem; font-size: 1rem; line-height: 1.55; font-weight: 400; color: var(--ink-soft); }
.svc-row .svc-arrow { font-size: 1.125rem; color: var(--ink); transition: transform 0.4s ease, color 0.3s ease; }
.svc-row:hover .svc-arrow { color: var(--del-red); transform: translateX(6px); }
.svc-row-main { grid-column: 2; }

/* ---------- 13A — quand tester (timeline horizontale) ---------- */
#svc-when { border-bottom: 1px solid var(--rule); background: var(--paper); padding: 6rem 0; }
@media (min-width: 768px) { #svc-when { padding: 9rem 0; } }
.svc-timeline { margin-top: 4rem; }
.svc-timeline-steps { display: flex; flex-direction: column; }
@media (min-width: 768px) { .svc-timeline-steps { flex-direction: row; gap: 2.5rem; } }
.svc-timeline-step { position: relative; padding: 1.75rem 0; border-top: 1px solid var(--rule); transition: border-color 0.5s ease; }
@media (min-width: 768px) { .svc-timeline-step { flex: 1; padding: 2rem 0 0; } }
.svc-timeline-step.is-active, .svc-timeline-step.is-passed { border-top-color: var(--del-red); }
.svc-timeline-dot {
  display: none;
}
@media (min-width: 768px) {
  .svc-timeline-dot {
    display: block;
    position: absolute;
    top: -5px;
    left: 0;
    height: 9px;
    width: 9px;
    border-radius: 50%;
    background: var(--paper);
    border: 1px solid var(--rule-dark);
    transition: background-color 0.5s ease, border-color 0.5s ease;
  }
  .svc-timeline-step.is-active .svc-timeline-dot, .svc-timeline-step.is-passed .svc-timeline-dot { background: var(--del-red); border-color: var(--del-red); }
}
.svc-timeline-n { display: block; font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.1em; color: var(--muted-foreground); transition: color 0.4s ease; }
.svc-timeline-step.is-active .svc-timeline-n { color: var(--del-red); }
.svc-timeline-step h3 { margin-top: 0.875rem; font-family: var(--font-display); font-size: 1.1875rem; font-weight: 500; letter-spacing: -0.02em; }
.svc-timeline-step p { margin-top: 0.75rem; max-width: 22rem; font-size: 1rem; line-height: 1.55; color: var(--ink-soft); }

/* ---------- 15C — déroulement (progression verticale) ---------- */
#svc-process { border-bottom: 1px solid var(--rule); background: var(--paper-dim); padding: 6rem 0; }
@media (min-width: 768px) { #svc-process { padding: 9rem 0; } }
.svc-process { margin-top: 4rem; max-width: 42rem; }
.svc-process-step { position: relative; display: flex; gap: 1.5rem; padding-bottom: 2.75rem; }
.svc-process-step:last-child { padding-bottom: 0; }
.svc-process-step::before {
  content: "";
  position: absolute;
  top: 2rem;
  bottom: -0.75rem;
  left: 0.9375rem;
  width: 1px;
  background: var(--rule);
}
.svc-process-step:last-child::before { display: none; }
.svc-process-marker {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 1.9375rem;
  width: 1.9375rem;
  border: 1px solid var(--ink);
  background: var(--paper-dim);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--ink);
}
.svc-process-body h3 { font-family: var(--font-display); font-size: 1.1875rem; font-weight: 500; letter-spacing: -0.02em; }
.svc-process-body p { margin-top: 0.625rem; max-width: 30rem; font-size: 1rem; line-height: 1.6; color: var(--ink-soft); }

/* ---------- 14 — pourquoi l'étanchéité (3 blocs ouverts) ---------- */
#svc-why { border-bottom: 1px solid var(--rule); background: var(--paper-dim); padding: 6rem 0; }
@media (min-width: 768px) { #svc-why { padding: 9rem 0; } }
.svc-why-grid { margin-top: 4rem; display: grid; grid-template-columns: 1fr; gap: 2.5rem; }
@media (min-width: 768px) { .svc-why-grid { grid-template-columns: repeat(3, 1fr); gap: 3rem; } }
.svc-why-col { padding-top: 1.75rem; border-top: 1px solid var(--rule); }
@media (min-width: 768px) {
  .svc-why-col { padding-top: 0; border-top: none; padding-left: 2rem; border-left: 1px solid var(--rule); }
  .svc-why-col:first-child { padding-left: 0; border-left: none; }
}
.svc-why-col .svc-n { font-family: var(--font-display); font-size: 1.75rem; font-weight: 600; letter-spacing: -0.03em; color: color-mix(in oklab, var(--ink) 30%, transparent); }
.svc-why-col h3 { margin-top: 1.25rem; font-family: var(--font-display); font-size: 1.25rem; font-weight: 500; letter-spacing: -0.02em; }
.svc-why-col p { margin-top: 0.875rem; font-size: 1rem; line-height: 1.6; color: var(--ink-soft); }

/* ---------- 16 — références techniques ---------- */
#svc-refs { border-bottom: 1px solid var(--rule); background: var(--ink); color: var(--paper); padding: 6rem 0; }
@media (min-width: 768px) { #svc-refs { padding: 7rem 0; } }
.svc-refs-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center; }
@media (min-width: 1024px) { .svc-refs-grid { grid-template-columns: repeat(12, 1fr); gap: 2.5rem; } }
.svc-refs-mark { grid-column: 1 / -1; }
@media (min-width: 1024px) { .svc-refs-mark { grid-column: span 6; } }
.svc-refs-mark .rule { display: block; height: 2px; width: 2.5rem; background: var(--del-red); margin-bottom: 1.25rem; }
.svc-refs-mark .label-tech { color: color-mix(in oklab, var(--paper) 45%, transparent); }
.svc-refs-mark .num { margin-top: 1rem; font-family: var(--font-display); font-weight: 600; letter-spacing: -0.03em; line-height: 1.1; font-size: clamp(1.75rem, 4vw, 2.75rem); }
.svc-refs-body { grid-column: 1 / -1; }
@media (min-width: 1024px) { .svc-refs-body { grid-column: 8 / span 5; } }
.svc-refs-body p { font-size: 1rem; line-height: 1.65; color: color-mix(in oklab, var(--paper) 72%, transparent); }

/* ---------- 17 — cross-navigation ---------- */
#svc-crosslink { border-bottom: 1px solid var(--rule); background: var(--paper); padding: 6rem 0; }
@media (min-width: 768px) { #svc-crosslink { padding: 8rem 0; } }
.svc-crosslink-head { max-width: 34rem; }
.svc-crosslink-head p { margin-top: 1.25rem; font-size: 1rem; line-height: 1.6; color: var(--ink-soft); }
.svc-crosslink-links { margin-top: 3rem; display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--rule); }
@media (min-width: 640px) { .svc-crosslink-links { grid-template-columns: repeat(3, 1fr); } }
.svc-crosslink-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--rule);
  transition: color 0.3s ease;
}
@media (min-width: 640px) {
  .svc-crosslink-link { padding: 1.75rem 2rem; }
  .svc-crosslink-link:first-child { padding-left: 0; }
  .svc-crosslink-link:last-child { padding-right: 0; }
  .svc-crosslink-link:not(:last-child) { border-right: 1px solid var(--rule); }
}
.svc-crosslink-link .txt { font-family: var(--font-display); font-size: clamp(1.0625rem, 1.6vw, 1.3125rem); font-weight: 500; letter-spacing: -0.02em; }
.svc-crosslink-link .arrow { font-size: 1.25rem; color: var(--ink); transition: transform 0.4s ease, color 0.3s ease; }
.svc-crosslink-link:hover .arrow { color: var(--del-red); transform: translateX(6px); }
.svc-crosslink-cta { display: flex; align-items: center; gap: 0.625rem; }
.svc-crosslink-label { color: var(--muted-foreground); transition: color 0.3s ease; }
.svc-crosslink-link:hover .svc-crosslink-label { color: var(--del-red); }

/* ---------- 18 — final CTA ---------- */
#svc-cta { padding: 7rem 0 8rem; }
.svc-cta-inner { border-top: 1px solid var(--rule); padding-top: 3.5rem; display: grid; grid-template-columns: 1fr; gap: 2.5rem; }
@media (min-width: 1024px) { .svc-cta-inner { grid-template-columns: repeat(12, 1fr); align-items: center; } }
.svc-cta-title { grid-column: 1 / -1; }
@media (min-width: 1024px) { .svc-cta-title { grid-column: span 7; } }
.svc-cta-title h2 { margin-top: 1rem; }
.svc-cta-actions { grid-column: 1 / -1; display: flex; flex-direction: column; gap: 1.25rem; align-items: flex-start; }
@media (min-width: 1024px) { .svc-cta-actions { grid-column: 9 / span 4; align-items: flex-end; } }
.svc-cta-actions p { max-width: 26rem; font-size: 1.0625rem; line-height: 1.6; color: var(--ink-soft); }
@media (min-width: 1024px) { .svc-cta-actions p { text-align: right; } }