/* ==========================================================================
   Da Rocca Projects — stylesheet
   Design tokens
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,400&family=Archivo:wght@400;500;600;700&display=swap');

:root{
  --bg:            #1b1a17;
  --bg-raised:     #211f1b;
  --bg-panel:      #262420;
  --ink:           #f2ede2;
  --ink-dim:       #c6bfb0;
  --ink-mute:      #8a8377;
  --line:          rgba(242,237,226,0.14);
  --line-strong:   rgba(242,237,226,0.28);
  --accent:        #b3925e;
  --accent-soft:   rgba(179,146,94,0.16);
  --accent-ink:    #17140f;

  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans:  'Archivo', 'Helvetica Neue', Arial, sans-serif;

  --content-max: 1320px;
  --gutter: clamp(20px, 5vw, 64px);

  --ease: cubic-bezier(.22,.61,.36,1);
  --dur-s: 220ms;
  --dur-m: 480ms;
  --dur-l: 900ms;
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *, *::before, *::after{ animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:16px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; }

h1,h2,h3,h4{
  font-family:var(--serif);
  font-weight:500;
  line-height:1.1;
  margin:0 0 0.5em;
  color:var(--ink);
}

p{ margin:0 0 1em; color:var(--ink-dim); max-width:62ch; }
.lede{ font-size:1.15rem; line-height:1.6; color:var(--ink-dim); }

.wrap{
  max-width:var(--content-max);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

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

/* Focus states */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
}

/* ==========================================================================
   Decorative motifs — hairlines & dot grid
   ========================================================================== */

.hairline{ height:1px; width:100%; background:var(--line); border:0; margin:0; }

.dot-field{
  position:absolute;
  inset:auto;
  width:220px; height:220px;
  background-image:radial-gradient(var(--line-strong) 1px, transparent 1.4px);
  background-size:18px 18px;
  opacity:0.55;
  pointer-events:none;
}

.eyebrow-rule{
  display:flex; align-items:center; gap:16px;
  margin-bottom:1.4rem;
}
.eyebrow-rule .rule{ width:44px; height:1px; background:var(--line-strong); flex:none; }
.eyebrow-rule span{
  font-family:var(--sans);
  font-size:0.72rem;
  letter-spacing:0.22em;
  text-transform:uppercase;
  color:var(--ink-mute);
}

/* ==========================================================================
   Header / navigation
   ========================================================================== */

.site-header{
  position:sticky; top:0; z-index:60;
  width:100%;
  padding:26px 0;
  background:var(--bg);
  transition:padding var(--dur-m) var(--ease), background-color var(--dur-m) var(--ease), border-color var(--dur-m) var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  padding:14px 0;
  background:rgba(27,26,23,0.86);
  backdrop-filter:blur(10px);
  border-bottom-color:var(--line);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:nowrap;
  gap:20px;
}
.brand{ flex:none; }

.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ height:34px; width:auto; transition:height var(--dur-m) var(--ease); }
.site-header.is-scrolled .brand img{ height:28px; }
.brand-word{
  font-family:var(--serif);
  font-size:1.05rem;
  letter-spacing:0.06em;
}

.main-nav{ display:flex; align-items:center; gap:1.6rem; flex-wrap:nowrap; }
.main-nav ul{ display:flex; gap:1.15rem; list-style:none; margin:0; padding:0; flex-wrap:nowrap; }
.main-nav a{
  font-size:0.68rem;
  letter-spacing:0.09em;
  text-transform:uppercase;
  color:var(--ink-dim);
  position:relative;
  padding-bottom:6px;
  white-space:nowrap;
}
.main-nav a::after{
  content:'';
  position:absolute; left:0; right:100%; bottom:0;
  height:1px; background:var(--accent);
  transition:right var(--dur-m) var(--ease);
}
.main-nav a:hover, .main-nav a.is-active{ color:var(--ink); }
.main-nav a:hover::after, .main-nav a.is-active::after{ right:0; }

.header-cta{
  font-size:0.68rem; letter-spacing:0.1em; text-transform:uppercase;
  border:1px solid var(--line-strong);
  padding:10px 16px;
  white-space:nowrap;
  flex:none;
  transition:border-color var(--dur-s) var(--ease), background-color var(--dur-s) var(--ease);
}
.header-cta:hover{ border-color:var(--accent); background:var(--accent-soft); }

.menu-toggle{
  display:none;
  width:34px; height:22px;
  position:relative;
  background:none; border:0; cursor:pointer; padding:0;
}
.menu-toggle span{
  position:absolute; left:0; right:0; height:1px; background:var(--ink);
  transition:transform var(--dur-s) var(--ease), opacity var(--dur-s) var(--ease), top var(--dur-s) var(--ease);
}
.menu-toggle span:nth-child(1){ top:0; }
.menu-toggle span:nth-child(2){ top:10px; }
.menu-toggle span:nth-child(3){ top:20px; }
.menu-toggle.is-open span:nth-child(1){ top:10px; transform:rotate(45deg); }
.menu-toggle.is-open span:nth-child(2){ opacity:0; }
.menu-toggle.is-open span:nth-child(3){ top:10px; transform:rotate(-45deg); }

.mobile-nav{
  position:fixed; top:0; right:0; bottom:0; left:0; z-index:70;
  background:var(--bg);
  display:flex; flex-direction:column;
  justify-content:center;
  padding:var(--gutter);
  transform:translateY(-100%);
  transition:transform var(--dur-l) var(--ease);
  visibility:hidden;
  overflow-y:auto;
}
.mobile-nav.is-open{ visibility:visible; }
.mobile-nav.is-open{ transform:translateY(0); }
.mobile-nav ul{ list-style:none; margin:0; padding:0; }
.mobile-nav li + li{ margin-top:0.3em; }
.mobile-nav a{
  font-family:var(--serif);
  font-size:clamp(2rem, 8vw, 3.2rem);
  color:var(--ink-dim);
}
.mobile-nav a.is-active{ color:var(--ink); }
.mobile-nav .mobile-close{
  position:absolute; top:26px; right:var(--gutter);
  background:none; border:0; color:var(--ink); cursor:pointer;
}
.mobile-nav-foot{ margin-top:3rem; }
.mobile-nav-foot a{ color:var(--ink-mute); font-size:0.85rem; }

@media (max-width: 1180px){
  .main-nav{ display:none; }
  .menu-toggle{ display:block; }
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-size:0.76rem; letter-spacing:0.15em; text-transform:uppercase;
  padding:15px 28px;
  border:1px solid var(--line-strong);
  background:transparent; color:var(--ink);
  cursor:pointer;
  transition:border-color var(--dur-s) var(--ease), background-color var(--dur-s) var(--ease), transform var(--dur-s) var(--ease);
}
.btn:hover{ border-color:var(--accent); background:var(--accent-soft); }
.btn:active{ transform:translateY(1px); }
.btn-solid{
  background:var(--ink); color:var(--accent-ink); border-color:var(--ink);
}
.btn-solid:hover{ background:var(--accent); border-color:var(--accent); color:var(--accent-ink); }

/* ==========================================================================
   Hero
   ========================================================================== */

.hero{
  position:relative;
  padding-top:clamp(30px, 6vw, 60px);
  padding-bottom:clamp(60px, 10vw, 120px);
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:clamp(24px, 4vw, 60px);
  align-items:end;
}
.hero-copy .eyebrow-rule{ margin-bottom:1.8rem; }
.hero-copy h1{
  font-size:clamp(2.4rem, 5.4vw, 4.6rem);
  max-width:12ch;
}
.hero-copy p{ margin-top:1.4rem; max-width:42ch; }
.hero-actions{ display:flex; gap:14px; margin-top:2.2rem; flex-wrap:wrap; }

.hero-media{ position:relative; }
.hero-media .frame{
  position:relative;
  overflow:hidden;
  aspect-ratio:4/5;
}
.hero-media img{
  width:100%; height:100%; object-fit:cover;
  transform:scale(1.02);
}
.hero-media .dot-field{ top:-30px; right:-40px; }
.hero-note{
  display:flex; justify-content:space-between; gap:12px;
  margin-top:14px;
  font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-mute);
}

@media (max-width: 900px){
  .hero-grid{ grid-template-columns:1fr; }
  .hero-media{ order:-1; }
}

/* ==========================================================================
   Announcement / trust bar
   ========================================================================== */

.trust-bar{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:20px 0;
}
.trust-bar .wrap{
  display:flex; flex-wrap:wrap; gap:12px 40px;
  justify-content:space-between; align-items:center;
}
.trust-item{
  font-size:0.78rem; letter-spacing:0.06em; color:var(--ink-mute);
  display:flex; align-items:center; gap:10px;
}
.trust-item b{ color:var(--ink); font-weight:600; }
.stars{ color:var(--accent); letter-spacing:2px; }

/* ==========================================================================
   Section shell
   ========================================================================== */

.section{ padding:clamp(64px, 9vw, 130px) 0; position:relative; }
.section-alt{ background:var(--bg-raised); }
.section-head{
  display:flex; justify-content:space-between; align-items:flex-end; gap:24px;
  margin-bottom:clamp(36px, 5vw, 64px);
  flex-wrap:wrap;
}
.section-head h2{ font-size:clamp(1.8rem, 3.4vw, 2.7rem); max-width:16ch; }
.section-head .section-lede{ max-width:38ch; }

/* reveal-on-scroll */
.reveal{ opacity:0; transform:translateY(22px); transition:opacity var(--dur-l) var(--ease), transform var(--dur-l) var(--ease); }
.reveal.is-visible{ opacity:1; transform:none; }

/* ==========================================================================
   Featured / service tiles (asymmetric, not identical cards)
   ========================================================================== */

.service-list{ display:flex; flex-direction:column; }
.service-row{
  display:grid;
  grid-template-columns:0.9fr 2fr 2fr;
  gap:28px;
  align-items:center;
  padding:30px 0;
  border-top:1px solid var(--line);
}
.service-list .service-row:last-child{ border-bottom:1px solid var(--line); }
.service-index{ font-family:var(--serif); font-size:1.1rem; color:var(--ink-mute); }
.service-name h3{ font-size:1.5rem; margin-bottom:0.3em; }
.service-name p{ margin:0; font-size:0.94rem; }
.service-thumb{ overflow:hidden; aspect-ratio:16/10; }
.service-thumb img{ width:100%; height:100%; object-fit:cover; transition:transform var(--dur-l) var(--ease); }
.service-row:hover .service-thumb img{ transform:scale(1.045); }

@media (max-width: 780px){
  .service-row{ grid-template-columns:1fr; gap:14px; }
  .service-thumb{ order:-1; }
}

/* ==========================================================================
   Editorial alternating project rows
   ========================================================================== */

.project-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:clamp(20px, 4vw, 70px);
  align-items:center;
  padding-block:clamp(50px, 7vw, 90px);
  position:relative;
}
.project-row + .project-row{ border-top:1px solid var(--line); }
.project-row.reverse .project-media{ order:2; }
.project-media{ position:relative; overflow:hidden; }
.project-media img{ width:100%; height:100%; object-fit:cover; transition:transform 1.1s var(--ease); }
.project-media:hover img{ transform:scale(1.035); }
.project-tag{ font-size:0.72rem; letter-spacing:0.18em; text-transform:uppercase; color:var(--ink-mute); margin-bottom:0.8em; display:block; }
.project-copy h3{ font-size:clamp(1.6rem, 2.6vw, 2.2rem); }
.project-meta{ display:flex; gap:26px; margin:1.2em 0; flex-wrap:wrap; }
.project-meta div{ font-size:0.78rem; color:var(--ink-mute); }
.project-meta strong{ display:block; color:var(--ink); font-family:var(--serif); font-size:1rem; font-weight:500; }
.view-link{
  display:inline-flex; align-items:center; gap:8px;
  font-size:0.76rem; letter-spacing:0.14em; text-transform:uppercase;
  border-bottom:1px solid var(--line-strong);
  padding-bottom:4px;
  transition:border-color var(--dur-s) var(--ease), color var(--dur-s) var(--ease);
}
.view-link:hover{ border-color:var(--accent); color:var(--accent); }

@media (max-width: 860px){
  .project-row, .project-row.reverse{ grid-template-columns:1fr; }
  .project-row.reverse .project-media{ order:-1; }
}

/* ==========================================================================
   Process steps
   ========================================================================== */

.process-list{ counter-reset:step; }
.process-step{
  display:grid;
  grid-template-columns:120px 1fr 1.2fr;
  gap:28px;
  padding:36px 0;
  border-top:1px solid var(--line);
  align-items:start;
}
.process-list .process-step:last-child{ border-bottom:1px solid var(--line); }
.process-num{ font-family:var(--serif); font-size:2.1rem; color:var(--ink-mute); }
.process-step h3{ font-size:1.35rem; }
@media (max-width: 780px){
  .process-step{ grid-template-columns:1fr; gap:10px; }
}

/* ==========================================================================
   Testimonials
   ========================================================================== */

.testimonial-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.testimonial{
  background:var(--bg);
  padding:34px 30px;
  display:flex; flex-direction:column; gap:18px;
}
.testimonial .stars{ font-size:0.9rem; }
.testimonial blockquote{ margin:0; font-family:var(--serif); font-size:1.25rem; font-style:italic; color:var(--ink); line-height:1.4; }
.testimonial .who{ font-size:0.78rem; color:var(--ink-mute); letter-spacing:0.04em; }
.testimonial .tags{ display:flex; gap:8px; flex-wrap:wrap; }
.testimonial .tags span{ font-size:0.68rem; letter-spacing:0.08em; text-transform:uppercase; color:var(--ink-mute); border:1px solid var(--line); padding:5px 10px; }

@media (max-width: 860px){
  .testimonial-grid{ grid-template-columns:1fr; }
}

/* ==========================================================================
   Stat counters
   ========================================================================== */

.stat-row{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
.stat{ border-top:1px solid var(--line-strong); padding-top:18px; }
.stat .num{ font-family:var(--serif); font-size:clamp(2.2rem, 4vw, 3.2rem); display:block; }
.stat .label{ font-size:0.76rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-mute); }
@media (max-width: 780px){ .stat-row{ grid-template-columns:1fr 1fr; row-gap:32px; } }

/* ==========================================================================
   Gallery / masonry
   ========================================================================== */

.filter-bar{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom:36px; }
.filter-btn{
  font-size:0.74rem; letter-spacing:0.12em; text-transform:uppercase;
  padding:10px 18px; border:1px solid var(--line-strong); background:transparent; color:var(--ink-dim);
  cursor:pointer; transition:all var(--dur-s) var(--ease);
}
.filter-btn:hover{ color:var(--ink); border-color:var(--accent); }
.filter-btn.is-active{ background:var(--ink); color:var(--accent-ink); border-color:var(--ink); }

.masonry{
  column-count:3; column-gap:18px;
}
.masonry figure{
  margin:0 0 18px; break-inside:avoid; position:relative; overflow:hidden;
  opacity:0; transform:translateY(14px);
  transition:opacity var(--dur-m) var(--ease), transform var(--dur-m) var(--ease);
}
.masonry figure.is-shown{ opacity:1; transform:none; }
.masonry figure.is-hidden{ display:none; }
.masonry img{ width:100%; cursor:zoom-in; transition:transform var(--dur-l) var(--ease), filter var(--dur-l) var(--ease); }
.masonry figure:hover img{ transform:scale(1.03); }
.masonry figcaption{
  position:absolute; left:0; right:0; bottom:0;
  padding:14px 16px;
  font-size:0.74rem; letter-spacing:0.05em; color:var(--ink);
  background:linear-gradient(to top, rgba(10,10,8,0.78), transparent);
  opacity:0; transition:opacity var(--dur-s) var(--ease);
}
.masonry figure:hover figcaption, .masonry figure:focus-within figcaption{ opacity:1; }

@media (max-width: 980px){ .masonry{ column-count:2; } }
@media (max-width: 560px){ .masonry{ column-count:1; } }

/* Lightbox */
.lightbox{
  position:fixed; top:0; right:0; bottom:0; left:0; z-index:100;
  background:rgba(10,10,8,0.94);
  display:flex; align-items:center; justify-content:center;
  opacity:0; visibility:hidden;
  transition:opacity var(--dur-m) var(--ease);
}
.lightbox.is-open{ opacity:1; visibility:visible; }
.lightbox img{ max-width:min(88vw, 1200px); max-height:82vh; object-fit:contain; }
.lightbox-cap{ position:absolute; bottom:32px; left:0; right:0; text-align:center; font-size:0.8rem; color:var(--ink-dim); letter-spacing:0.04em; }
.lightbox-close, .lightbox-prev, .lightbox-next{
  position:absolute; background:none; border:1px solid var(--line-strong); color:var(--ink);
  width:44px; height:44px; cursor:pointer; display:flex; align-items:center; justify-content:center;
  transition:border-color var(--dur-s) var(--ease);
}
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover{ border-color:var(--accent); }
.lightbox-close{ top:26px; right:26px; }
.lightbox-prev{ left:26px; top:50%; transform:translateY(-50%); }
.lightbox-next{ right:26px; top:50%; transform:translateY(-50%); }
@media (max-width:700px){ .lightbox-prev,.lightbox-next{ display:none; } }

/* ==========================================================================
   Forms
   ========================================================================== */

.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:22px 26px; }
.field{ display:flex; flex-direction:column; gap:8px; }
.field.full{ grid-column:1 / -1; }
.field label{ font-size:0.74rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-mute); }
.field input, .field select, .field textarea{
  background:transparent; border:0; border-bottom:1px solid var(--line-strong);
  color:var(--ink); font-family:var(--sans); font-size:1rem; padding:10px 2px;
  transition:border-color var(--dur-s) var(--ease);
}
.field textarea{ resize:vertical; min-height:110px; }
.field input:focus, .field select:focus, .field textarea:focus{ border-color:var(--accent); outline:none; }
.field.has-error input, .field.has-error select, .field.has-error textarea{ border-color:#c1654f; }
.field-error{ font-size:0.76rem; color:#d98a76; min-height:1em; }
.form-foot{ display:flex; align-items:center; gap:20px; margin-top:8px; flex-wrap:wrap; }
.form-status{ font-size:0.84rem; color:var(--ink-mute); }
.form-status.is-success{ color:var(--accent); }

/* Guest / quantity stepper */
.stepper{ display:inline-flex; align-items:center; border:1px solid var(--line-strong); }
.stepper button{ background:none; border:0; color:var(--ink); width:38px; height:38px; cursor:pointer; font-size:1rem; }
.stepper button:hover{ background:var(--accent-soft); }
.stepper span{ min-width:34px; text-align:center; font-family:var(--serif); }

@media (max-width: 700px){ .form-grid{ grid-template-columns:1fr; } }

/* ==========================================================================
   Map / visit
   ========================================================================== */

.visit-grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(24px,4vw,60px); align-items:stretch; }
.visit-details dl{ display:grid; grid-template-columns:auto 1fr; gap:10px 20px; margin:1.6em 0; }
.visit-details dt{ font-size:0.74rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-mute); }
.visit-details dd{ margin:0; font-family:var(--serif); font-size:1.05rem; }
.status-pill{
  display:inline-flex; align-items:center; gap:8px;
  font-size:0.76rem; letter-spacing:0.08em; text-transform:uppercase;
  border:1px solid var(--line-strong); padding:8px 14px; margin-bottom:1.2em;
}
.status-dot{ width:8px; height:8px; border-radius:50%; background:var(--ink-mute); }
.status-dot.is-open{ background:#8faa7e; }
.status-dot.is-closed{ background:#c1654f; }
.map-frame{ border:1px solid var(--line); min-height:340px; }
.map-frame iframe{ width:100%; height:100%; min-height:340px; border:0; filter:grayscale(0.4) contrast(1.05); }
.copy-btn{ background:none; border:0; color:var(--accent); cursor:pointer; font-size:0.8rem; text-decoration:underline; padding:0; }

@media (max-width: 860px){ .visit-grid{ grid-template-columns:1fr; } }

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer{ border-top:1px solid var(--line); padding:clamp(50px,7vw,90px) 0 30px; }
.footer-grid{
  display:grid; grid-template-columns:1.3fr 1fr 1fr 1.2fr; gap:40px;
  padding-bottom:50px;
}
.footer-brand p{ font-size:0.9rem; max-width:32ch; margin-top:1em; }
.footer-social{ display:flex; gap:14px; margin-top:1.4em; }
.footer-social a{
  width:38px; height:38px; display:flex; align-items:center; justify-content:center;
  border:1px solid var(--line-strong); color:var(--ink-dim);
  transition:border-color var(--dur-s) var(--ease), color var(--dur-s) var(--ease);
}
.footer-social a:hover{ border-color:var(--accent); color:var(--accent); }
.footer-col h4{ font-family:var(--sans); font-size:0.74rem; letter-spacing:0.14em; text-transform:uppercase; color:var(--ink-mute); font-weight:600; margin-bottom:1.1em; }
.footer-col ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:0.7em; }
.footer-col a{ color:var(--ink-dim); font-size:0.92rem; }
.footer-col a:hover{ color:var(--accent); }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; padding-top:26px; border-top:1px solid var(--line); flex-wrap:wrap; gap:12px; }
.footer-bottom p{ margin:0; font-size:0.8rem; color:var(--ink-mute); }
.footer-legal{ display:flex; gap:20px; }
.footer-legal a{ font-size:0.8rem; color:var(--ink-mute); }
@media (max-width: 900px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width: 560px){ .footer-grid{ grid-template-columns:1fr; } }

/* Back to top */
.back-to-top{
  position:fixed; right:26px; bottom:26px; z-index:50;
  width:46px; height:46px;
  background:var(--bg-panel); border:1px solid var(--line-strong); color:var(--ink);
  display:flex; align-items:center; justify-content:center; cursor:pointer;
  opacity:0; visibility:hidden; transform:translateY(8px);
  transition:opacity var(--dur-s) var(--ease), transform var(--dur-s) var(--ease), border-color var(--dur-s) var(--ease);
}
.back-to-top.is-shown{ opacity:1; visibility:visible; transform:none; }
.back-to-top:hover{ border-color:var(--accent); }

/* ==========================================================================
   Page hero (interior pages)
   ========================================================================== */

.page-hero{ padding:clamp(50px,8vw,90px) 0 clamp(30px,5vw,50px); }
.page-hero .eyebrow-rule{ margin-bottom:1.4rem; }
.page-hero h1{ font-size:clamp(2.1rem, 4.6vw, 3.6rem); max-width:18ch; }
.page-hero .lede{ margin-top:1rem; }
.page-banner{ position:relative; overflow:hidden; aspect-ratio:21/9; margin-top:clamp(20px,4vw,40px); }
.page-banner img{ width:100%; height:100%; object-fit:cover; }

/* Accreditation strip */
.accred-strip{ border-top:1px solid var(--line); border-bottom:1px solid var(--line); padding:26px 0; }
.accred-strip .wrap{ display:flex; flex-wrap:wrap; gap:14px 44px; justify-content:center; align-items:center; }
.accred-strip span{ font-size:0.76rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--ink-mute); }

/* Skip link */
.skip-link{
  position:absolute; left:-9999px; top:auto;
  background:var(--ink); color:var(--accent-ink); padding:12px 18px; z-index:200;
}
.skip-link:focus{ left:16px; top:16px; }