/* ============================================================
   robswain.au — styles.css
   ============================================================ */

/* ------------------------------------------------------------
   Custom Properties
   ------------------------------------------------------------ */
:root {
  /* Backgrounds — warm undertone so maroon accents feel at home */
  --bg-base:        #0f0b0b;
  --bg-surface:     #161010;
  --bg-elevated:    #1e1515;
  /* Accents */
  --accent-maroon:  #800020;
  --accent-maroon-h:#a0002a;
  --accent-maroon-dim: rgba(128, 0, 32, 0.15);

  /* Text */
  --text-primary:   #ede8e8;
  --text-secondary: #a09898;
  --text-tertiary:  #635a5a;

  /* Borders */
  --border:         #2a2020;
  --border-light:   #352828;

  /* Typography */
  --font:           'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display:   'Newsreader', Georgia, 'Times New Roman', serif;
  --font-mono:      'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  /* Layout */
  --max-width:      860px;
  --section-pad:    100px 24px;
  --radius-sm:      4px;
  --radius-md:      8px;

  /* Transitions */
  --transition:     200ms ease;
}

/* ------------------------------------------------------------
   Reset & Base
   ------------------------------------------------------------ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

/* Cross-document page transitions (progressive enhancement) */
@view-transition {
  navigation: auto;
}

::view-transition-old(root),
::view-transition-new(root) {
  animation-duration: 200ms;
}

body {
  background-color: var(--bg-base);
  color: var(--text-secondary);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Film grain over everything; adds texture and kills banding on the hero wash */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* Selection colour */
::selection {
  background: var(--accent-maroon);
  color: #fff;
}

/* Focus ring */
:focus-visible {
  outline: 2px solid var(--accent-maroon);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

/* Scrollbar (webkit) */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-maroon); }

/* ------------------------------------------------------------
   Typography
   ------------------------------------------------------------ */
h1, h2, h3, h4 {
  color: var(--text-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

/* Display headings are set in the editorial serif; UI headings stay in Inter */
h1, h2 {
  font-family: var(--font-display);
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(48px, 8vw, 84px); font-weight: 500; line-height: 1.05; }
h2 { font-size: clamp(30px, 4vw, 42px); font-weight: 500; }
h3 { font-size: 1.2rem; font-weight: 600; }

p {
  color: var(--text-secondary);
  text-wrap: pretty;
}

/* ------------------------------------------------------------
   Layout Utilities
   ------------------------------------------------------------ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: var(--section-pad);
}

/* Every section below the hero gets a top divider */
main section + section {
  border-top: 1px solid var(--border);
}

/* Section heading with maroon left-tick */
.section-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 56px;
}

.section-heading::before {
  content: '';
  display: block;
  width: 4px;
  height: 1.2em;
  background: var(--accent-maroon);
  border-radius: 2px;
  flex-shrink: 0;
}

/* Fade-in animation (driven by IntersectionObserver in script.js).
   Gated on html.js so content stays visible without JavaScript. */
html.js .fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 500ms ease, transform 500ms ease;
}

html.js .fade-in.visible {
  opacity: 1;
  transform: none;
}

/* ------------------------------------------------------------
   Navigation
   ------------------------------------------------------------ */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  transition: background var(--transition), border-color var(--transition), backdrop-filter var(--transition);
  border-bottom: 1px solid transparent;
}

header.scrolled {
  background: rgba(13, 13, 13, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
}

nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: relative;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0;
  transition: color var(--transition);
}

.nav-logo:hover {
  color: var(--accent-maroon);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-left: auto;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-maroon);
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* Book button in header (sits next to hamburger on mobile) */
.nav-btn {
  background: var(--accent-maroon);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  transition: background var(--transition);
}

.nav-btn:hover,
.nav-btn.active {
  background: var(--accent-maroon-h);
  color: #fff;
}

/* Hamburger toggle — hidden on desktop, shown at mobile breakpoint */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 6px;
  line-height: 0;
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  fill: none;
}

/* ------------------------------------------------------------
   Hero
   ------------------------------------------------------------ */
#hero {
  position: relative;
  min-height: min(65vh, 600px);
  display: flex;
  align-items: center;
  padding: 0 24px;
  background: radial-gradient(ellipse 80% 90% at 30% 0%, var(--accent-maroon-dim), transparent 70%);
}

/* The log motif: decorative log lines in the home hero (aria-hidden) */
.hero-logs {
  position: absolute;
  top: 50%;
  right: 48px;
  transform: translateY(calc(-50% + 40px));
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 2.2;
  letter-spacing: 0.02em;
  color: var(--text-tertiary);
  opacity: 0.5;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 22%, #000 88%, rgba(0, 0, 0, 0.5));
  mask-image: linear-gradient(to bottom, transparent, #000 22%, #000 88%, rgba(0, 0, 0, 0.5));
}

.hero-logs span {
  display: block;
}

.hero-logs .hl {
  color: var(--accent-maroon-h);
}

@media (max-width: 960px) {
  .hero-logs {
    display: none;
  }
}

/* One-time staggered hero entrance (gated on html.js, see reduced motion) */
@keyframes hero-in {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}

html.js .hero-inner > * {
  animation: hero-in 600ms ease backwards;
}

html.js .hero-inner > :nth-child(2) { animation-delay: 80ms; }
html.js .hero-inner > :nth-child(3) { animation-delay: 160ms; }
html.js .hero-inner > :nth-child(4) { animation-delay: 240ms; }
html.js .hero-inner > :nth-child(5) { animation-delay: 320ms; }

/* Logs are positioned with a transform, so they fade in without movement */
@keyframes logs-in {
  from { opacity: 0; }
  to   { opacity: 0.5; }
}

html.js .hero-logs {
  animation: logs-in 900ms ease backwards 450ms;
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  padding-top: 80px; /* offset for fixed nav */
}

.hero-name {
  color: var(--text-primary);
  display: inline-block;
  margin-bottom: 12px;
}

/* Maroon rule between name and subtitle carries the accent */
.hero-rule {
  display: block;
  width: 120px;
  height: 2px;
  background: var(--accent-maroon);
  border-radius: 1px;
  margin: 20px 0 24px;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.hero-tagline {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  max-width: 480px;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 36px;
}

.hero-cta .btn-contact {
  margin-bottom: 0;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  border: 1.5px solid var(--accent-maroon);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.btn-primary:hover {
  background: var(--accent-maroon);
  color: #fff;
}


/* ------------------------------------------------------------
   About
   ------------------------------------------------------------ */
.about-grid {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 56px;
  align-items: start;
}

/* Photo / monogram */
.about-photo-wrap {
  position: relative;
}

.about-photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
  outline: 1px solid var(--accent-maroon);
  outline-offset: 5px;
  display: block;
}

.about-bio p {
  margin-bottom: 16px;
  line-height: 1.75;
}

.about-bio p:last-child {
  margin-bottom: 0;
}

/* Pull quote: one sentence set large, used at most once per page */
.pull-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1.35rem, 2.6vw, 1.7rem);
  font-weight: 500;
  line-height: 1.5;
  border-left: 3px solid var(--accent-maroon);
  padding-left: 28px;
  margin: 40px 0;
  max-width: 640px;
}

.pull-quote p,
.about-bio .pull-quote p {
  color: var(--text-primary);
  line-height: 1.5;
  margin-bottom: 0;
}

/* ------------------------------------------------------------
   Experience
   ------------------------------------------------------------ */
.experience-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.experience-item {
  padding: 28px 0 28px 24px;
  border-left: 2px solid var(--border);
  position: relative;
  transition: border-color var(--transition);
}

.experience-item::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 36px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  border: 2px solid var(--bg-base);
  transition: background var(--transition);
}

.experience-item:hover {
  border-left-color: var(--accent-maroon);
}

.experience-item:hover::before {
  background: var(--accent-maroon);
}

.experience-meta {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.experience-role {
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1.05rem;
}

.experience-company {
  color: var(--accent-maroon);
  font-weight: 500;
  font-size: 0.95rem;
}

.experience-dates {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
  margin-left: auto;
}

.experience-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 600px;
}

/* ------------------------------------------------------------
   Writing: essay index
   ------------------------------------------------------------ */
.post-list {
  display: flex;
  flex-direction: column;
}

.post {
  padding: 56px 0;
}

.post:first-child {
  padding-top: 0;
}

.post + .post {
  border-top: 1px solid var(--border);
}

.post-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-bottom: 14px;
}

.post-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 1.9rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.01em;
  max-width: 640px;
  margin-bottom: 20px;
}

.post-body p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 600px;
  margin-bottom: 16px;
}

/* Lede: the opening paragraph reads slightly larger */
.post-body > p:first-child {
  font-size: 1.05rem;
}

.post-body p:last-child {
  margin-bottom: 0;
}

/* Writing index: linked post titles and excerpts */
.post-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition);
}

.post-title a:hover {
  color: var(--accent-maroon-h);
}

.post-excerpt {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 600px;
}

/* Individual post page: link back to the index */
.post-back {
  margin-top: 48px;
}

/* ------------------------------------------------------------
   Deliverability: the email-authentication checker
   ------------------------------------------------------------ */
.check-tool {
  margin: 8px 0 8px;
  max-width: 600px;
}

.check-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-bottom: 10px;
}

.check-row {
  display: flex;
  gap: 12px;
  align-items: stretch;
}

.check-input {
  flex: 1 1 auto;
  min-width: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 1rem;
  padding: 12px 14px;
  transition: border-color var(--transition);
}

.check-input::placeholder { color: var(--text-tertiary); }

.check-input:focus {
  outline: none;
  border-color: var(--accent-maroon);
}

.check-submit {
  flex: 0 0 auto;
  margin: 0;
  cursor: pointer;
}

.check-submit:disabled {
  opacity: 0.5;
  cursor: default;
}

.check-privacy {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-top: 12px;
}

.check-result {
  margin-top: 28px;
}

.check-result:empty {
  margin-top: 0;
}

.check-message {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Verdict reads as the headline result through type, not colour: serif,
   larger, with the single maroon rule above it. No pass/fail colours. */
.check-verdict {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.6vw, 1.6rem);
  font-weight: 500;
  line-height: 1.35;
  color: var(--text-primary);
  max-width: 560px;
  padding-top: 22px;
  border-top: 2px solid var(--accent-maroon);
  margin-bottom: 28px;
}

.check-group {
  margin-bottom: 20px;
}

.check-group-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-maroon); /* #800020, the single accent; identical for every verdict */
  margin-bottom: 8px;
}

.check-finding {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 6px;
}

.check-soft {
  font-size: 0.9rem;
  color: var(--text-tertiary);
  line-height: 1.7;
  max-width: 560px;
  margin-top: 24px;
}

.check-soft a {
  color: var(--accent-maroon); /* #800020, not the site link colour, to keep one accent */
  text-decoration: none;
  text-underline-offset: 3px;
}

.check-soft a:hover {
  text-decoration: underline;
}

/* ------------------------------------------------------------
   Reports: data report pages, ranked bar chart, data table
   ------------------------------------------------------------ */
.report-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.5vw, 2.7rem);
  font-weight: 500;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  max-width: 720px;
}

.report-standfirst {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  color: var(--text-tertiary);
  margin-top: 16px;
}

.report-body {
  margin-top: 44px;
}

.report-body p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 640px;
  margin-bottom: 22px;
}

/* Ranked bar chart (inline SVG, no JS). Bars are the one maroon; everything
   else is neutral ink. No colour signals good or bad. */
.report-chart {
  margin: 40px 0;
}

.chart-svg {
  width: 100%;
  height: auto;
  display: block;
  max-width: 640px;
}

.chart-bar {
  fill: var(--accent-maroon); /* #800020, the only fill */
}

.chart-state {
  fill: var(--text-secondary);
  font-family: var(--font);
  font-size: 15px;
}

.chart-pct {
  fill: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 14px;
}

.chart-count {
  fill: var(--text-tertiary);
  font-family: var(--font-mono);
  font-size: 12px;
}

.chart-marker {
  stroke: var(--text-tertiary);
  stroke-width: 1;
  stroke-dasharray: 3 3;
}

.chart-marker-label {
  fill: var(--text-tertiary);
  font-family: var(--font-mono);
  font-size: 11px;
}

.report-chart-note {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  line-height: 1.6;
  margin-top: 12px;
  max-width: 600px;
}

/* Data table: numbers in mono, neutral ink, no status colours */
.report-table-wrap {
  margin: 32px 0;
  overflow-x: auto;
}

.report-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.report-table caption {
  text-align: left;
  color: var(--text-tertiary);
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: 14px;
  max-width: 640px;
}

.report-table th,
.report-table td {
  padding: 8px 12px;
  text-align: right;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.report-table thead th {
  font-family: var(--font);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: var(--text-tertiary);
  border-bottom-color: var(--border-light);
}

.report-table th[scope="row"] {
  text-align: left;
  font-family: var(--font);
  font-weight: 500;
  color: var(--text-secondary);
}

.report-table td {
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

.report-table tfoot th[scope="row"],
.report-table tfoot td {
  color: var(--text-primary);
  border-top: 1px solid var(--border-light);
  border-bottom: none;
}

/* ------------------------------------------------------------
   Services: numbered areas and the spec panel
   ------------------------------------------------------------ */
.area-list {
  counter-reset: area;
}

.area {
  counter-increment: area;
  display: grid;
  grid-template-columns: 72px 1fr;
  column-gap: 24px;
  padding: 32px 0;
}

.area + .area {
  border-top: 1px solid var(--border);
}

.area::before {
  content: "0" counter(area);
  grid-row: 1 / span 2;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  line-height: 1.3;
  color: var(--accent-maroon-h);
}

.area h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.area p {
  grid-column: 2;
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 600px;
}

.spec-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px;
  margin-top: 48px;
}

.spec-panel p {
  margin-bottom: 16px;
  line-height: 1.7;
}

.spec-panel p:last-child {
  margin-bottom: 0;
}

.spec-price {
  color: var(--text-primary);
  font-weight: 500;
}

/* ------------------------------------------------------------
   Card grid (home page: What's here)
   ------------------------------------------------------------ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  display: block;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.card:hover {
  border-color: var(--accent-maroon);
  background: var(--bg-elevated);
  transform: translateY(-2px);
}

.card h3 {
  margin-bottom: 10px;
  transition: color var(--transition);
}

.card:hover h3 {
  color: var(--accent-maroon-h);
}

.card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ------------------------------------------------------------
   Contact
   ------------------------------------------------------------ */
#contact {
  text-align: center;
}

.contact-inner {
  max-width: 520px;
  margin: 0 auto;
}

.contact-heading {
  margin-bottom: 16px;
}

.contact-sub {
  color: var(--text-secondary);
  margin-bottom: 40px;
  line-height: 1.7;
}

.btn-contact {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: var(--accent-maroon);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: background var(--transition), transform var(--transition);
  margin-bottom: 40px;
}

.btn-contact:hover {
  background: var(--accent-maroon-h);
  transform: translateY(-1px);
}

.btn-contact svg {
  width: 18px;
  height: 18px;
}

.contact-socials {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.contact-socials a {
  color: var(--text-tertiary);
  transition: color var(--transition);
  line-height: 0;
}

.contact-socials a:hover {
  color: var(--text-primary);
}

.contact-socials svg {
  width: 24px;
  height: 24px;
}

/* ------------------------------------------------------------
   Scroll Arrows (page up / page down)
   ------------------------------------------------------------ */
.scroll-arrow {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 90;
  background: none;
  border: none;
  cursor: pointer;
  color: #fff;
  opacity: 0.5;
  transition: opacity var(--transition), transform var(--transition);
  padding: 8px;
  line-height: 0;
  animation: arrow-bob 2s ease-in-out infinite;
}

.scroll-arrow svg {
  width: 32px;
  height: 32px;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.6));
}

.scroll-arrow:hover {
  opacity: 1;
  animation-play-state: paused;
}

.scroll-arrow.hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(8px);
}

.scroll-arrow--up {
  bottom: auto;
  top: 72px; /* clears the fixed nav header */
}

.scroll-arrow--up.hidden {
  transform: translateX(-50%) translateY(-8px);
}

@keyframes arrow-bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

@keyframes arrow-bob-up {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(-6px); }
}

.scroll-arrow--up:not(.hidden) {
  animation-name: arrow-bob-up;
}

/* ------------------------------------------------------------
   Utilities
   ------------------------------------------------------------ */

/* Inline body links that use the accent colour */
.link-accent {
  color: var(--accent-maroon-h);
  transition: color var(--transition);
}

.link-accent:hover {
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

/* Contact page: left-aligned variant of .contact-inner */
.contact-inner--left {
  text-align: left;
}

/* Contact page: reach section paragraph spacing */
#reach p {
  margin-bottom: 32px;
  line-height: 1.75;
}

/* ------------------------------------------------------------
   Footer
   ------------------------------------------------------------ */
footer {
  border-top: 1px solid var(--border);
  padding: 24px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-inner span {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

/* ------------------------------------------------------------
   Booking embed
   ------------------------------------------------------------ */
.booking-embed {
  border-radius: var(--radius-sm);
  overflow: hidden;
}

#my-cal-inline-30min {
  min-height: 700px;
  width: 100%;
}

/* ------------------------------------------------------------
   Reduced motion
   ------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  @view-transition {
    navigation: none;
  }

  .scroll-arrow {
    animation: none;
  }

  html.js .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }

  html.js .hero-inner > *,
  html.js .hero-logs {
    animation: none;
  }
}

/* ------------------------------------------------------------
   Responsive
   ------------------------------------------------------------ */
@media (max-width: 640px) {
  :root {
    --section-pad: 72px 20px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .about-photo {
    width: 120px;
    height: 120px;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .pull-quote {
    padding-left: 20px;
  }

  .area {
    grid-template-columns: 48px 1fr;
    column-gap: 16px;
  }

  .area::before {
    font-size: 1.2rem;
  }

  .post {
    padding: 40px 0;
  }

  .experience-meta {
    flex-direction: column;
    gap: 4px;
  }

  .experience-dates {
    margin-left: 0;
  }

  .nav-toggle {
    display: inline-flex;
    order: 3;
  }

  .nav-btn {
    margin-left: auto;
    order: 2;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-left: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 24px 16px;
    background: rgba(13, 13, 13, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  }

  .nav-links.open {
    visibility: visible;
    opacity: 1;
    transform: none;
  }

  .nav-links li {
    padding: 10px 0;
  }

  .nav-links a::after {
    display: none;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .hero-cta {
    flex-direction: column;
    align-items: flex-start;
  }
}