/* ==========================================================================
   8Vertical — sistema de diseño
   Paleta: piedra caliza cálida + acero grafito + ámbar de seguridad (marca real)
   Tipos: Big Shoulders Display (titulares, herencia industrial/estructura de
   acero) + Public Sans (texto, tono normativo/técnico) + IBM Plex Mono
   (etiquetas, datos, coordenadas — lectura tipo "tarjeta de inspección")
   ========================================================================== */

:root {
  --stone: #EDEAE1;
  --stone-dim: #E2DDCF;
  --paper: #FFFFFF;
  --ink: #14171A;
  --ink-soft: #1B1F24;
  --steel: #232B33;
  --steel-2: #303A45;
  --steel-line: #3C4854;
  --amber: #FFAD00;
  --amber-deep: #A66600;
  --line: #D8D2C3;
  --text-on-stone: #22201A;
  --text-on-stone-soft: #5B5748;
  --text-on-dark: #F3F1EA;
  --text-on-dark-soft: #fff;

  --display: 'Big Shoulders Display', sans-serif;
  --body: 'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;

  --container: 1240px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 2px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

body {
  margin: 0;
  background: var(--stone);
  color: var(--text-on-stone);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { margin: 0; font-family: var(--display); font-weight: 800; text-transform: uppercase; letter-spacing: -0.01em; line-height: 0.95; }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }

.wrap { max-width: var(--container); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }

.eyebrow {
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--amber-deep);
}
.eyebrow::before {
  content: '';
  width: 22px; height: 2px;
  background: var(--amber);
  display: inline-block;
}
.on-dark .eyebrow { color: var(--amber); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* Focus visibility (keyboard) — never suppressed */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--amber);
  outline-offset: 2px;
}

/* ── Buttons ──────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--mono); font-size: 13px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  padding: 16px 28px; border: 1.5px solid transparent;
  border-radius: var(--radius); text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, color .15s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--amber); color: var(--ink); border-color: var(--amber); }
.btn-primary:hover { background: #FFC13D; border-color: #FFC13D; }
.btn-ghost-dark { border-color: rgba(243,241,234,0.35); color: var(--text-on-dark); }
.btn-ghost-dark:hover { border-color: var(--amber); color: var(--amber); }
.btn-ghost-light { border-color: rgba(34,32,26,0.3); color: var(--text-on-stone); }
.btn-ghost-light:hover { border-color: var(--ink); }

/* ── Knot mark (signature glyph) ──────────────────────────────────────── */
.knot-glyph { stroke: var(--amber); fill: none; stroke-width: 9; stroke-linecap: round; stroke-linejoin: round; }
.knot-divider { display: flex; justify-content: center; padding: 8px 0; }
.knot-divider svg { width: 34px; height: 34px; opacity: 0.85; }

/* ==========================================================================
   Nav
   ========================================================================== */
.site-nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  background: rgba(20,23,26,0.0);
  transition: background .25s ease, box-shadow .25s ease, backdrop-filter .25s ease;
}
.site-nav.is-scrolled {
  background: rgba(20,23,26,0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}
.site-nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 84px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { height: 52px; width: auto; }
.brand-word { font-family: var(--mono); font-size: 14px; letter-spacing: 0.1em; color: var(--text-on-dark); text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--text-on-dark-soft); text-decoration: none; transition: color .15s ease;
  padding: 4px 0; border-bottom: 1px solid transparent;
}
.nav-links a:hover { color: var(--amber); border-color: var(--amber); }
.nav-item-has-children { position: relative; }
.nav-dropdown {
  position: absolute; top: calc(100% + 18px); left: -18px; min-width: 270px;
  background: var(--ink); border: 1px solid var(--steel-line); padding: 8px 0;
  opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity .15s ease, transform .15s ease, visibility .15s;
}
.nav-item-has-children:hover .nav-dropdown,
.nav-item-has-children:focus-within .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown a {
  display: block; padding: 11px 22px; font-size: 11.5px; border-bottom: none;
  color: var(--text-on-dark-soft);
}
.nav-dropdown a:hover { color: var(--amber); background: rgba(255,173,0,0.06); }
.nav-cta { display: flex; align-items: center; gap: 22px; }

.nav-toggle {
  display: none; background: none; border: none; padding: 8px; color: var(--text-on-dark);
}
.nav-toggle svg { width: 26px; height: 26px; }

@media (max-width: 880px) {
  .nav-links { position: fixed; top: 84px; right: 0; bottom: 0; left: 0;
    height: calc(100vh - 84px); background: var(--ink); flex-direction: column;
    justify-content: flex-start; align-items: flex-start; padding: 40px var(--gutter); gap: 26px;
    overflow-y: auto; transform: translateX(100%); transition: transform .3s ease; }
  .nav-links a { font-size: 16px; }
  .nav-links.is-open { transform: translateX(0); }
  .nav-dropdown { display: none; }
  .nav-toggle { display: block; }
  .nav-cta .btn-primary { display: none; }
  .site-nav.is-scrolled, .site-nav { background: rgba(20,23,26,0.96); backdrop-filter: blur(10px); }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end;
  overflow: hidden; background: var(--ink);
}
.hero-media { position: absolute; inset: 0; }
.hero-media img {
  width: 100%; height: 100%; object-fit: cover; object-position: 60% 35%;
  transform: scale(1.06);
}
.hero-scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(15,17,19,0.55) 0%, rgba(15,17,19,0.15) 30%, rgba(15,17,19,0.35) 60%, rgba(12,14,16,0.92) 100%),
    linear-gradient(90deg, rgba(12,14,16,0.75) 0%, rgba(12,14,16,0.15) 55%);
}
.hero-inner { position: relative; z-index: 2; padding-bottom: clamp(56px, 8vw, 110px); padding-top: 160px; width: 100%; }
.hero-kicker { color: var(--amber); margin-bottom: 22px; }
.hero-inner h1 {
  color: var(--text-on-dark);
  font-size: clamp(2.6rem, 7.4vw, 6.4rem);
  max-width: 15ch;
  margin-bottom: 28px;
}
.hero-inner h1 em { font-style: normal; color: var(--amber); }
.hero-sub {
  font-size: clamp(1rem, 1.6vw, 1.2rem); color: var(--text-on-dark-soft);
  max-width: 46ch; margin-bottom: 40px; font-weight: 400;
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 46px; }
.hero-meta {
  display: flex; gap: clamp(20px,4vw,56px); flex-wrap: wrap;
  border-top: 1px solid rgba(243,241,234,0.18); padding-top: 22px; max-width: 760px;
}
.hero-meta-item { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; color: var(--text-on-dark-soft); }
.hero-meta-item strong { display: block; color: var(--text-on-dark); font-size: 13px; letter-spacing: .04em; margin-bottom: 4px; }

.scroll-cue {
  position: absolute; right: var(--gutter); bottom: 28px; z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  color: var(--text-on-dark-soft); font-family: var(--mono); font-size: 10.5px; letter-spacing: .18em;
}
.scroll-cue .line { width: 1px; height: 46px; background: linear-gradient(var(--amber), transparent); animation: cue 2.2s ease-in-out infinite; }
@keyframes cue { 0%,100% { opacity: .3; } 50% { opacity: 1; } }
@media (max-width: 640px) { .scroll-cue { display: none; } }

/* ==========================================================================
   Sections generic
   ========================================================================== */
section { position: relative; }
.section-pad { padding: clamp(70px, 10vw, 130px) 0; }
.on-dark { background: var(--ink); color: var(--text-on-dark); }
.on-steel { background: var(--steel); color: var(--text-on-dark); }
.section-head { max-width: 720px; margin-bottom: clamp(40px, 6vw, 72px); }
.section-head h2 { font-size: clamp(2.1rem, 4.6vw, 3.6rem); margin-top: 16px; }
.on-dark .section-head h2, .on-steel .section-head h2 { color: var(--text-on-dark); }
.section-head .lede { margin-top: 20px; font-size: 1.08rem; color: var(--text-on-stone-soft); max-width: 60ch; }
.on-dark .section-head .lede, .on-steel .section-head .lede { color: var(--text-on-dark-soft); }

/* ── Trust bar ────────────────────────────────────────────────────────── */
.trust-bar { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.trust-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
}
.trust-item {
  padding: 34px var(--gutter); display: flex; gap: 18px; align-items: flex-start;
  border-left: 1px solid var(--line);
}
.trust-item:first-child { border-left: none; }
.trust-item svg { flex: none; width: 30px; height: 30px; stroke: var(--amber-deep); fill: none; stroke-width: 1.6; margin-top: 2px; }
.trust-item h3 { font-family: var(--body); text-transform: none; font-weight: 700; font-size: 1rem; letter-spacing: 0; margin-bottom: 6px; }
.trust-item p { font-size: 0.92rem; color: var(--text-on-stone-soft); }
@media (max-width: 780px) {
  .trust-grid { grid-template-columns: 1fr; }
  .trust-item { border-left: none; border-top: 1px solid var(--line); }
  .trust-item:first-child { border-top: none; }
}

/* ── Servicios ────────────────────────────────────────────────────────── */
.svc-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--steel-line);
  border: 1px solid var(--steel-line);
}
.svc-card {
  position: relative; background: var(--steel); min-height: 340px;
  display: flex; flex-direction: column; justify-content: flex-end;
  overflow: hidden; text-decoration: none; color: var(--text-on-dark);
}
.svc-card:nth-child(1) { grid-column: span 2; }
.svc-card img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0.55; transition: opacity .4s ease, transform .6s ease;
  transform: scale(1.02);
}
.svc-card::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(20,23,26,0.05) 0%, rgba(20,23,26,0.55) 55%, rgba(15,17,19,0.92) 100%);
}
.svc-card:hover img { opacity: 0.8; transform: scale(1.08); }
.svc-card-body { position: relative; z-index: 2; padding: 26px; }
.svc-num { font-family: var(--mono); font-size: 11px; color: var(--amber); letter-spacing: .12em; display: block; margin-bottom: 10px; }
.svc-card h3 { font-family: var(--display); font-weight: 800; font-size: 1.5rem; margin-bottom: 8px; letter-spacing: -0.01em; }
.svc-card p { font-size: 0.88rem; color: var(--text-on-dark-soft); max-width: 32ch; }
@media (max-width: 980px) { .svc-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) {
  .svc-grid { grid-template-columns: 1fr; }
  .svc-card:nth-child(1) { grid-column: span 1; }
  .svc-card { min-height: 280px; }
}

/* ── El nudo (signature) ──────────────────────────────────────────────── */
.knot-section .wrap { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(40px,6vw,100px); align-items: center; }
.knot-visual { display: flex; justify-content: center; }
.knot-visual svg { width: min(100%, 420px); height: auto; }
.knot-path { stroke-dasharray: var(--len, 1200); stroke-dashoffset: var(--len, 1200); transition: stroke-dashoffset 2.1s cubic-bezier(.3,.7,.2,1); }
.knot-path.is-drawn { stroke-dashoffset: 0; }
.knot-copy .eyebrow { margin-bottom: 20px; }
.knot-copy h2 { font-size: clamp(2rem, 4.2vw, 3.2rem); margin-bottom: 24px; color: var(--text-on-stone); }
.knot-copy p { font-size: 1.05rem; color: var(--text-on-stone-soft); max-width: 56ch; }
.knot-copy p + p { margin-top: 16px; }
.knot-copy .knot-quote {
  margin-top: 30px; padding-left: 20px; border-left: 3px solid var(--amber);
  font-family: var(--display); text-transform: uppercase; font-size: 1.3rem; letter-spacing: -0.01em;
  color: var(--ink); font-weight: 700; line-height: 1.15;
}
@media (max-width: 860px) { .knot-section .wrap { grid-template-columns: 1fr; } .knot-visual { order: -1; } }

/* ── Zonas ────────────────────────────────────────────────────────────── */
.zonas-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.zona-card { background: var(--paper); padding: 40px 32px; }
.zona-card .eyebrow { margin-bottom: 18px; }
.zona-card h3 { font-size: 1.7rem; margin-bottom: 14px; }
.zona-card p { color: var(--text-on-stone-soft); font-size: 0.94rem; margin-bottom: 6px; }
.zona-card .coord { font-family: var(--mono); font-size: 11.5px; color: var(--amber-deep); margin-top: 16px; letter-spacing: .04em; }
@media (max-width: 780px) { .zonas-grid { grid-template-columns: 1fr; } }

/* ── CTA band ─────────────────────────────────────────────────────────── */
.cta-band { text-align: left; position: relative; background: var(--ink); overflow: hidden; }
.cta-band-media { position: absolute; inset: 0; }
.cta-band-media img { width: 100%; height: 100%; object-fit: cover; object-position: center 30%; }
.cta-band-media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(12,14,16,0.94) 15%, rgba(12,14,16,0.72) 55%, rgba(12,14,16,0.5) 100%);
}
.cta-band .wrap { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta-band h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); max-width: 16ch; color: var(--text-on-dark); }
.cta-band .btn { flex: none; }

/* ── Contacto ─────────────────────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(40px,6vw,90px); }
.contact-info h3 { font-family: var(--body); text-transform: none; font-weight: 700; font-size: 1.05rem; margin: 30px 0 10px; }
.contact-info h3:first-child { margin-top: 0; }
.contact-info a.contact-link { font-family: var(--mono); font-size: 1.05rem; color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--line); padding-bottom: 2px; }
.contact-info a.contact-link:hover { border-color: var(--amber); color: var(--amber-deep); }
.contact-info .addr { font-size: 0.95rem; color: var(--text-on-stone-soft); line-height: 1.6; }
.social-row { display: flex; gap: 16px; margin-top: 30px; }
.social-row a { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: 50%; text-decoration: none; transition: border-color .15s, background .15s; }
.social-row a:hover { border-color: var(--amber); background: var(--amber); }
.social-row svg { width: 17px; height: 17px; stroke: var(--ink); fill: none; stroke-width: 1.6; }

.form-card { background: var(--paper); border: 1px solid var(--line); padding: clamp(28px, 4vw, 44px); }
.field { margin-bottom: 20px; }
.field label {
  display: block; font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-on-stone-soft); margin-bottom: 8px;
}
.field input, .field textarea {
  width: 100%; border: 1px solid var(--line); background: var(--stone);
  padding: 13px 14px; font-family: var(--body); font-size: 0.98rem; color: var(--ink);
  border-radius: var(--radius); transition: border-color .15s;
}
.field input:focus, .field textarea:focus { border-color: var(--amber); outline: none; }
.field textarea { min-height: 120px; resize: vertical; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } .contact-grid { grid-template-columns: 1fr; } }

.consent-row { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 22px; }
.consent-row input { margin-top: 4px; }
.consent-row label { font-size: 0.85rem; color: var(--text-on-stone-soft); }
.consent-row a { color: var(--ink); text-decoration: underline; }

.form-status { margin-top: 16px; font-family: var(--mono); font-size: 12.5px; display: none; padding: 12px 14px; }
.form-status.is-visible { display: block; }
.form-status.ok { background: #E3F3E0; color: #2A6B1D; }
.form-status.err { background: #F7E1DC; color: #A3341D; }

/* honeypot */
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { padding: 64px 0 30px; }
.footer-top { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; padding-bottom: 46px; border-bottom: 1px solid var(--steel-line); margin-bottom: 30px; }
.footer-brand { max-width: 360px; }
.footer-brand img { height: 30px; width: auto; margin-bottom: 18px; }
.footer-brand p { color: var(--text-on-dark-soft); font-size: 0.92rem; }
.footer-cols { display: flex; gap: 60px; flex-wrap: wrap; }
.footer-col h4 { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--text-on-dark-soft); margin-bottom: 16px; font-weight: 500; }
.footer-col a, .footer-col span { display: block; color: var(--text-on-dark); text-decoration: none; font-size: 0.92rem; margin-bottom: 10px; }
.footer-col a:hover { color: var(--amber); }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--mono); font-size: 11px; color: var(--text-on-dark-soft); letter-spacing: .03em; }
.footer-bottom a { text-decoration: none; color: var(--text-on-dark-soft); }
.footer-bottom a:hover { color: var(--amber); }

/* ==========================================================================
   Interior pages — page hero + breadcrumb
   ========================================================================== */
.page-hero { position: relative; min-height: 46vh; display: flex; align-items: flex-end; overflow: hidden; background: var(--ink); }
.page-hero.no-media { min-height: auto; padding-top: 168px; padding-bottom: 64px; }
.page-hero.on-stone { background: var(--stone); }
.page-hero-media { position: absolute; inset: 0; }
.page-hero-media img { width: 100%; height: 100%; object-fit: cover; }
.page-hero-media::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,17,19,0.55) 0%, rgba(15,17,19,0.35) 45%, rgba(12,14,16,0.94) 100%);
}
.page-hero-inner { position: relative; z-index: 2; padding: 168px 0 56px; width: 100%; }
.breadcrumb {
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-on-dark-soft); margin-bottom: 22px; display: flex; gap: 8px; flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-on-dark-soft); text-decoration: none; }
.breadcrumb a:hover { color: var(--amber); }
.breadcrumb span[aria-current] { color: var(--amber); }
.page-hero h1 { color: var(--text-on-dark); font-size: clamp(2.2rem, 5.4vw, 4.2rem); max-width: 20ch; }
.page-hero .lede { margin-top: 20px; font-size: 1.08rem; color: var(--text-on-dark-soft); max-width: 60ch; }

/* ── Service detail layout ───────────────────────────────────────────── */
.svc-detail-grid { display: grid; grid-template-columns: 1.7fr 1fr; gap: clamp(40px,6vw,80px); }
.svc-body h2 { font-size: 1.7rem; text-transform: none; font-family: var(--body); font-weight: 700; letter-spacing: 0; margin: 40px 0 18px; }
.svc-body h2:first-child { margin-top: 0; }
.svc-body p { color: var(--text-on-stone-soft); font-size: 1.02rem; margin-bottom: 16px; }
.svc-body ul.checklist { margin: 0 0 20px; }
.svc-body ul.checklist li {
  position: relative; padding-left: 30px; margin-bottom: 12px; color: var(--text-on-stone);
  font-size: 0.98rem;
}
.svc-body ul.checklist li::before {
  content: ''; position: absolute; left: 0; top: 6px; width: 16px; height: 16px;
  border: 1.5px solid var(--amber-deep); border-radius: 50%;
}
.svc-body ul.checklist li::after {
  content: ''; position: absolute; left: 5px; top: 10px; width: 6px; height: 3px;
  border-left: 1.5px solid var(--amber-deep); border-bottom: 1.5px solid var(--amber-deep);
  transform: rotate(-45deg);
}
.svc-sidebar { align-self: start; position: sticky; top: 110px; }
.svc-cta-card { background: var(--ink); color: var(--text-on-dark); padding: 32px; margin-bottom: 24px; }
.svc-cta-card h3 { font-family: var(--display); font-size: 1.4rem; margin-bottom: 12px; }
.svc-cta-card p { color: var(--text-on-dark-soft); font-size: 0.92rem; margin-bottom: 22px; }
.svc-other-list { border: 1px solid var(--line); }
.svc-other-list h4 {
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--text-on-stone-soft); padding: 18px 20px; margin: 0; border-bottom: 1px solid var(--line);
}
.svc-other-list a {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 20px; text-decoration: none; color: var(--text-on-stone); font-size: 0.92rem;
  border-bottom: 1px solid var(--line); transition: background .15s, color .15s;
}
.svc-other-list a:last-child { border-bottom: none; }
.svc-other-list a:hover { background: var(--stone-dim); color: var(--amber-deep); }
@media (max-width: 900px) { .svc-detail-grid { grid-template-columns: 1fr; } .svc-sidebar { position: static; } }

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }