/* ============================================================
   DOMDESIGN.CA — style.css
   Complete design system · Editorial · Swiss-influenced · 2026
   ============================================================ */

/* ============================================================
   1. DESIGN TOKENS
   ============================================================ */
:root {
  --c-ink:     #0C0C0C;
  --c-paper:   #FAFAFA;
  --c-surface: #EBEBEB;
  --c-muted:   #787878;
  --c-stone:   #A89B8C;

  --ff-display: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --ff-body:    "Barlow", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --ff-label:   "Barlow Condensed", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --ff-mono:    "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-md:   1.125rem;
  --fs-lg:   1.25rem;
  --fs-xl:   1.5rem;
  --fs-2xl:  2rem;
  --fs-3xl:  2.75rem;
  --fs-4xl:  3.75rem;
  --fs-5xl:  5rem;
  --lh-base:  1.6;
  --lh-tight: 1.1;
  --lh-snug:  1.3;

  --container-max: 1440px;
  --container-pad: clamp(1.5rem, 5vw, 4rem);
  --section-pad-y: clamp(4rem, 8vw, 8rem);

  --t-fast: 180ms ease;
  --t-med:  320ms ease;
  --t-slow: 500ms ease;

  --border:     1px solid var(--c-surface);
  --border-ink: 1px solid var(--c-ink);
}

/* ============================================================
   2. RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 17px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  font-weight: 400;
  line-height: var(--lh-base);
  color: var(--c-ink);
  background-color: var(--c-paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
ol, ul { list-style: none; }
button { cursor: pointer; font: inherit; border: none; background: none; }
h1, h2, h3, h4, h5, h6 { line-height: var(--lh-tight); font-weight: 400; }
em { font-style: italic; }
strong { font-weight: 600; }
summary { cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }

/* ============================================================
   3. SKIP LINK
   ============================================================ */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  padding: 0.5rem 1rem;
  background: var(--c-ink);
  color: var(--c-paper);
  font-family: var(--ff-mono);
  font-size: var(--fs-sm);
  z-index: 9999;
}
.skip-link:focus { left: 0; }

/* ============================================================
   4. LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ============================================================
   5. SITE HEADER & NAV
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-paper);
  border-bottom: var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
  gap: 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: var(--c-ink);
  flex-shrink: 0;
}

.brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: var(--c-ink);
  color: var(--c-paper);
  font-family: var(--ff-mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.brand-name {
  font-family: var(--ff-label);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.primary-nav { display: none; }

.primary-nav ul {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.primary-nav a {
  font-family: var(--ff-label);
  font-size: var(--fs-sm);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--c-muted);
  transition: color var(--t-fast);
}
.primary-nav a:hover,
.primary-nav a.is-active { color: var(--c-ink); }

.nav-cta {
  display: none;
  font-family: var(--ff-label);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--c-ink);
  background: var(--c-paper);
  padding: 0.6rem 1.25rem;
  border: var(--border-ink);
  white-space: nowrap;
  transition: background var(--t-fast), color var(--t-fast);
}
.nav-cta:hover { background: var(--c-ink); color: var(--c-paper); }

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2rem;
  height: 2rem;
  padding: 0.25rem;
  flex-shrink: 0;
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--c-ink);
  transition: transform var(--t-fast), opacity var(--t-fast);
}

.primary-nav.is-open {
  display: block;
  position: fixed;
  inset: 4rem 0 0 0;
  background: var(--c-paper);
  border-top: var(--border);
  padding: 2rem var(--container-pad);
  z-index: 99;
  overflow-y: auto;
}

.primary-nav.is-open ul {
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
}

.primary-nav.is-open a {
  display: block;
  padding: 1.1rem 0;
  font-size: var(--fs-md);
  letter-spacing: 0.06em;
  border-bottom: var(--border);
  width: 100%;
  color: var(--c-ink);
}

/* ============================================================
   6. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-label);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.9rem 2.25rem;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
  white-space: nowrap;
}

.btn-primary {
  background: var(--c-ink);
  color: var(--c-paper);
  border: var(--border-ink);
}
.btn-primary:hover { background: transparent; color: var(--c-ink); }

/* Hero section — invert primary button to white default / black hover */
.hero .btn-primary {
  background: var(--c-paper);
  color: var(--c-ink);
  border: var(--border-ink);
}
.hero .btn-primary:hover {
  background: var(--c-ink);
  color: var(--c-paper);
}

.btn-ghost {
  background: transparent;
  color: var(--c-ink);
  border: var(--border-ink);
}
.btn-ghost:hover { background: var(--c-ink); color: var(--c-paper); }

/* ============================================================
   7. SECTION SHARED
   ============================================================ */
.section-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 3rem;
  padding-bottom: 1.25rem;
  border-bottom: var(--border-ink);
}

.section-number {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  font-weight: 400;
  color: var(--c-muted);
  letter-spacing: 0.1em;
  flex-shrink: 0;
}

.section-label {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.1em;
}

.section-title {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-4xl));
  font-weight: 600;
  color: var(--c-ink);
  letter-spacing: -0.02em;
  line-height: var(--lh-tight);
}

/* ============================================================
   8. HERO
   ============================================================ */
.hero {
  padding-block: clamp(5rem, 12vw, 10rem);
  border-bottom: var(--border);
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-headline {
  font-family: var(--ff-display);
  font-size: clamp(2.5rem, 7vw, 6rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--c-ink);
  max-width: 18ch;
  margin-bottom: 2rem;
}

.hero-headline em { color: var(--c-stone); }

.hero-sub {
  font-size: clamp(var(--fs-base), 2vw, var(--fs-lg));
  color: var(--c-muted);
  max-width: 52ch;
  margin-bottom: 1rem;
  line-height: var(--lh-snug);
}

.hero-note {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.06em;
  margin-bottom: 3rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
}

.hero-footstrip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(9rem, 1fr));
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: var(--border);
}

.hero-footstrip dt {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.hero-footstrip dd {
  font-family: var(--ff-label);
  font-size: var(--fs-sm);
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--c-ink);
}

/* ============================================================
   9. ABOUT
   ============================================================ */
.about {
  padding-block: var(--section-pad-y);
  border-bottom: var(--border);
}

.about-grid { display: grid; gap: 2.5rem; }

.about-lede {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-xl), 3vw, var(--fs-3xl));
  font-weight: 500;
  line-height: var(--lh-snug);
  letter-spacing: -0.02em;
}

.about-body {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about-body p { line-height: var(--lh-base); }

/* ============================================================
   10. EXPERIENCE / TIMELINE
   ============================================================ */
.experience {
  padding-block: var(--section-pad-y);
  border-bottom: var(--border);
}

.timeline-group-title {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-muted);
  margin-bottom: 1.5rem;
  margin-top: 2.5rem;
}

.timeline { display: flex; flex-direction: column; }

.timeline-item {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1.5rem;
  padding-block: 1.5rem;
  border-bottom: var(--border);
}

.timeline-item:first-child { border-top: var(--border); }

.timeline-year {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.04em;
  padding-top: 0.15rem;
}

.timeline-body h4 {
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  font-weight: 500;
  margin-bottom: 0.2rem;
}

.timeline-org {
  font-family: var(--ff-label);
  font-size: var(--fs-xs);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--c-stone);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
}

.timeline-desc {
  font-size: var(--fs-sm);
  color: var(--c-muted);
  line-height: var(--lh-base);
}

.credential-badge {
  display: inline-block;
  font-family: var(--ff-mono);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-paper);
  background: var(--c-ink);
  padding: 0.15rem 0.4rem;
  margin-left: 0.4rem;
  vertical-align: middle;
}

/* ============================================================
   11. WORK / PROJECTS
   ============================================================ */
.work {
  padding-block: var(--section-pad-y);
  border-bottom: var(--border);
}

.work-intro {
  max-width: 60ch;
  color: var(--c-muted);
  margin-bottom: 3rem;
  line-height: var(--lh-base);
}

.project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.project-card {
  display: grid;
  grid-template-rows: auto auto;
  border: var(--border);
  transition: border-color var(--t-fast);
}
.project-card:hover { border-color: var(--c-ink); }

.project-carousel {
  position: relative;
  background: var(--c-surface);
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  height: 100%;
  transition: transform 320ms ease;
  will-change: transform;
}

.carousel-slide {
  flex: 0 0 100%;
  height: 100%;
  overflow: hidden;
}

.carousel-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.25rem;
  height: 2.25rem;
  background: var(--c-paper);
  border: var(--border-ink);
  color: var(--c-ink);
  font-size: var(--fs-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--t-fast), background var(--t-fast), color var(--t-fast);
  z-index: 2;
}

.project-carousel:hover .carousel-btn { opacity: 1; }
.carousel-btn:hover { background: var(--c-ink); color: var(--c-paper); }
.carousel-btn--prev { left: 0.75rem; }
.carousel-btn--next { right: 0.75rem; }

.carousel-indicators {
  position: absolute;
  bottom: 0.75rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 5px;
  z-index: 2;
}

.carousel-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.7);
  transition: background var(--t-fast);
  padding: 0;
}
.carousel-dot.is-active { background: var(--c-paper); }

.project-meta {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  grid-template-rows: auto auto;
  gap: 0.1rem 0.75rem;
  padding: 1.25rem;
  background: var(--c-paper);
  border-top: var(--border);
}

.project-no {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.06em;
  grid-row: 1 / 3;
  align-self: center;
}

.project-title {
  font-family: var(--ff-body);
  font-size: var(--fs-md);
  font-weight: 500;
  grid-column: 2;
  grid-row: 1;
}

.project-title a {
  text-decoration: none;
  color: var(--c-ink);
  transition: color var(--t-fast);
}
.project-title a:hover { color: var(--c-stone); }

.project-tag {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.04em;
  grid-column: 2;
  grid-row: 2;
}

.project-card--lost .project-meta { border-left: 3px solid var(--c-stone); }

/* ============================================================
   12. CASE STUDIES
   ============================================================ */
.case-studies {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: var(--border-ink);
}

.case {
  padding-block: 2.5rem;
  border-bottom: var(--border);
}

.case-head {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.case-no {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  flex-shrink: 0;
}

.case-head h3 {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-xl), 3vw, var(--fs-2xl));
  font-weight: 600;
  letter-spacing: -0.02em;
}

.case-body {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.case-body > p,
.case-body > .case-intro { line-height: var(--lh-base); color: var(--c-ink); }
.case-intro { color: var(--c-muted) !important; }

.case-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 1.25rem;
  padding: 1.5rem;
  background: var(--c-surface);
}

.case-meta dt {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-muted);
  margin-bottom: 0.25rem;
}

.case-meta dd {
  font-size: var(--fs-sm);
  color: var(--c-ink);
}

.lost-project { border-top: var(--border); }

.lost-project summary {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding-block: 1rem;
  font-size: var(--fs-base);
  font-weight: 500;
  transition: color var(--t-fast);
}
.lost-project summary:hover { color: var(--c-stone); }

.lost-no {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  flex-shrink: 0;
}

.lost-body {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem 1.5rem 1.5rem;
  background: var(--c-surface);
  margin-bottom: 0.5rem;
}

.lost-body p { font-size: var(--fs-sm); line-height: var(--lh-base); }

/* ============================================================
   13. SKILLS
   ============================================================ */
.skills {
  padding-block: var(--section-pad-y);
  border-bottom: var(--border);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
  gap: 2.5rem;
}

.skill-group h3 {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--c-muted);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: var(--border);
}

.skill-group ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.skill-group li {
  font-size: var(--fs-sm);
  color: var(--c-ink);
  padding-left: 0.75rem;
  border-left: 2px solid var(--c-surface);
  transition: border-color var(--t-fast);
}
.skill-group li:hover { border-left-color: var(--c-stone); }

/* ============================================================
   14. CONTACT (section)
   ============================================================ */
.contact {
  padding-block: var(--section-pad-y);
  border-bottom: var(--border);
}

.contact-statement {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-xl), 3vw, var(--fs-3xl));
  font-weight: 500;
  line-height: var(--lh-snug);
  letter-spacing: -0.02em;
  max-width: 26ch;
  margin-bottom: 2.5rem;
}

.contact-email {
  display: inline-block;
  font-family: var(--ff-mono);
  font-size: var(--fs-md);
  color: var(--c-ink);
  text-decoration: none;
  border-bottom: 1.5px solid var(--c-ink);
  padding-bottom: 0.1rem;
  margin-bottom: 2.5rem;
  transition: color var(--t-fast), border-color var(--t-fast);
}
.contact-email:hover { color: var(--c-stone); border-bottom-color: var(--c-stone); }

.contact-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.contact-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  color: var(--c-muted);
  text-decoration: none;
  border: var(--border);
  font-size: 1.1rem;
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast);
}

.contact-links a:hover {
  color: var(--c-paper);
  background: var(--c-ink);
  border-color: var(--c-ink);
}

/* ============================================================
   15. FOOTER
   ============================================================ */
.site-footer {
  padding-block: 2.5rem;
  border-top: var(--border);
  background: var(--c-paper);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.footer-brand,
.footer-credit {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.06em;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-nav a {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color var(--t-fast);
}
.footer-nav a:hover { color: var(--c-ink); }

.footer-meta a {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color var(--t-fast);
}
.footer-meta a:hover { color: var(--c-ink); }

/* ============================================================
   16. PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  padding-block: clamp(3rem, 7vw, 7rem);
  border-bottom: var(--border);
}

.page-hero-label {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.page-hero-title {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-3xl), 6vw, var(--fs-5xl));
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: var(--lh-tight);
  margin-bottom: 1.25rem;
}

.page-hero-sub {
  font-size: var(--fs-md);
  color: var(--c-muted);
  max-width: 52ch;
  line-height: var(--lh-base);
}

/* ============================================================
   17. PROJECTS PAGE
   ============================================================ */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-block: 1.75rem;
  border-bottom: var(--border);
  margin-bottom: 3rem;
}

.filter-btn {
  font-family: var(--ff-label);
  font-size: var(--fs-xs);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.45rem 1rem;
  border: var(--border);
  color: var(--c-muted);
  background: transparent;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}

.filter-btn:hover,
.filter-btn.is-active {
  background: var(--c-ink);
  color: var(--c-paper);
  border-color: var(--c-ink);
}

.portfolio-section { padding-block: var(--section-pad-y); }

.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.portfolio-item {
  border: var(--border);
  transition: border-color var(--t-fast);
  overflow: hidden;
}
.portfolio-item:hover { border-color: var(--c-ink); }

.portfolio-item-img {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--c-surface);
}

.portfolio-item-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}
.portfolio-item:hover .portfolio-item-img img { transform: scale(1.03); }

.portfolio-item-meta {
  padding: 1.25rem;
  border-top: var(--border);
}

.portfolio-item-meta h3 {
  font-family: var(--ff-body);
  font-size: var(--fs-md);
  font-weight: 500;
  margin-bottom: 0.35rem;
}

.portfolio-item-tag {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.04em;
}

/* ============================================================
   18. SERVICES PAGE
   ============================================================ */
.services-section { padding-block: var(--section-pad-y); }

.service-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  padding-block: 3rem;
  border-bottom: var(--border);
}

.service-item:first-child { border-top: var(--border-ink); }

.service-number {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.1em;
}

.service-item h3 {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-2xl), 3vw, var(--fs-3xl));
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.service-price {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.service-price-label {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.service-price-amount {
  font-family: var(--ff-mono);
  font-size: var(--fs-xl);
  font-weight: 400;
  color: var(--c-ink);
  letter-spacing: -0.02em;
}

.service-desc {
  color: var(--c-muted);
  line-height: var(--lh-base);
  max-width: 55ch;
}

.service-subitems {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.5rem;
  border-top: var(--border);
}

.service-subitem {
  padding-block: 1rem;
  border-bottom: var(--border);
}

.service-subitem-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 0.3rem;
}

.service-subitem-name {
  font-family: var(--ff-body);
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--c-ink);
}

.service-subitem-price {
  font-family: var(--ff-mono);
  font-size: var(--fs-sm);
  color: var(--c-ink);
  flex-shrink: 0;
  letter-spacing: -0.01em;
}

.service-subitem--featured .service-subitem-name {
  font-weight: 600;
}

.service-subitem--featured .service-subitem-price {
  font-weight: 700;
  font-size: var(--fs-md);
  color: var(--c-ink);
}

.service-subitem-desc {
  font-size: var(--fs-xs);
  color: var(--c-muted);
  line-height: var(--lh-base);
  max-width: 52ch;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.service-tag {
  font-family: var(--ff-label);
  font-size: var(--fs-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.8rem;
  border: var(--border);
  color: var(--c-muted);
}

.services-cta {
  padding-block: 5rem;
  text-align: center;
  border-top: var(--border);
}

.services-cta h2 {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-4xl));
  font-weight: 600;
  letter-spacing: -0.03em;
  margin-bottom: 2rem;
}

/* ============================================================
   19. CLIENT EXPERIENCE PAGE
   ============================================================ */
.process-section { padding-block: var(--section-pad-y); }

.process-intro {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-xl), 3vw, var(--fs-2xl));
  font-weight: 500;
  line-height: var(--lh-snug);
  letter-spacing: -0.02em;
  max-width: 36ch;
  margin-bottom: 4rem;
}

.process-steps { display: grid; gap: 0; }

.process-step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 2rem;
  padding-block: 2.5rem;
  border-bottom: var(--border);
  align-items: start;
}

.process-step:first-child { border-top: var(--border-ink); }

.process-step-num {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  color: var(--c-muted);
  letter-spacing: 0.1em;
  padding-top: 0.3rem;
}

.process-step h3 {
  font-family: var(--ff-body);
  font-size: var(--fs-lg);
  font-weight: 500;
  margin-bottom: 0.6rem;
}

.process-step p {
  font-size: var(--fs-sm);
  color: var(--c-muted);
  line-height: var(--lh-base);
  max-width: 55ch;
}

.honeybook-callout {
  padding: 3rem;
  background: var(--c-surface);
  border: var(--border);
  margin-block: 5rem;
  display: grid;
  gap: 1.5rem;
}

.honeybook-callout h2 {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-xl), 3vw, var(--fs-2xl));
  font-weight: 600;
  letter-spacing: -0.02em;
}

.honeybook-callout p {
  color: var(--c-muted);
  max-width: 52ch;
  line-height: var(--lh-base);
}

/* ============================================================
   20. CONTACT PAGE
   ============================================================ */
.contact-page { padding-block: var(--section-pad-y); }

.contact-layout { display: grid; gap: 4rem; }

.contact-info-headline {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-4xl));
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: var(--lh-tight);
  margin-bottom: 1.5rem;
  max-width: 20ch;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-top: 1rem;
}

.contact-detail-item dt {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-muted);
  margin-bottom: 0.35rem;
}

.contact-detail-item dd a {
  font-size: var(--fs-base);
  color: var(--c-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--c-surface);
  padding-bottom: 0.1rem;
  transition: border-color var(--t-fast), color var(--t-fast);
}
.contact-detail-item dd a:hover { border-bottom-color: var(--c-ink); }

.honeybook-panel {
  padding: 2.5rem;
  background: var(--c-surface);
  border: var(--border);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.honeybook-panel h2 {
  font-family: var(--ff-display);
  font-size: clamp(var(--fs-xl), 3vw, var(--fs-2xl));
  font-weight: 600;
  letter-spacing: -0.02em;
}

.honeybook-panel p {
  font-size: var(--fs-sm);
  color: var(--c-muted);
  line-height: var(--lh-base);
  max-width: 44ch;
}

/* ============================================================
   21. RESPONSIVE
   ============================================================ */

@media (min-width: 480px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 768px) {
  .nav-toggle  { display: none; }
  .primary-nav { display: flex; align-items: center; }
  .nav-cta     { display: inline-flex; }

  .about-grid {
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: start;
  }

  .project-grid { grid-template-columns: repeat(2, 1fr); }

  .case-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
  }

  .case-body > p,
  .case-body > .case-intro,
  .case-body > .lost-cases { grid-column: 1; }

  .case-body > .case-meta {
    grid-column: 2;
    grid-row: 1;
  }

  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }

  .service-item {
    grid-template-columns: 5rem 1fr;
    gap: 2rem;
    align-items: start;
  }

  .contact-layout { grid-template-columns: 1fr 1fr; align-items: start; }

  .honeybook-callout {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
  .honeybook-callout .btn { grid-column: 2; align-self: center; }
}

@media (min-width: 1024px) {
  .project-grid   { grid-template-columns: repeat(3, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1280px) {
  .portfolio-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  background: var(--c-paper);
  border: var(--border-ink);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 900;
  padding: 0;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease, background var(--t-fast), border-color var(--t-fast);
}
.back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.back-to-top:hover { background: var(--c-ink); }
.back-to-top:hover .back-to-top-ring-track    { stroke: rgba(250,250,250,0.15); }
.back-to-top:hover .back-to-top-ring-progress { stroke: var(--c-paper); }
.back-to-top:hover .back-to-top-arrow         { color: var(--c-paper); }

.back-to-top-ring {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.back-to-top-ring-track {
  fill: none;
  stroke: var(--c-surface);
  stroke-width: 2;
}
.back-to-top-ring-progress {
  fill: none;
  stroke: var(--c-ink);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 119.38;
  stroke-dashoffset: 119.38;
  transition: stroke-dashoffset 0.12s linear, stroke var(--t-fast);
}
.back-to-top-arrow {
  font-family: var(--ff-body);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--c-ink);
  line-height: 1;
  position: relative;
  z-index: 1;
  transition: color var(--t-fast);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}