/* ============================================================
   HARITHA — Senior Software Consultant
   style.css  |  Production stylesheet
   ============================================================ */

/* ── 1. Tokens ─────────────────────────────────────────────── */
:root {
  --bg:          #080d0d;
  --surface:     #0f1616;
  --surface-2:   #162020;
  --border:      #1e2c2c;
  --border-hover:#2a3e3e;

  --text:        #dce8e8;
  --text-muted:  #6a8a8a;
  --text-dim:    #3e5a5a;

  --accent:      #3ecfb0;
  --accent-dark: #239e87;
  --accent-glow: rgba(62, 207, 176, 0.12);

  --red:         #ff5f6d;

  --font-mono:   'Space Mono', 'JetBrains Mono', 'Courier New', monospace;
  --font-sans:   'Inter', system-ui, -apple-system, sans-serif;

  --radius:      4px;
  --radius-lg:   8px;

  --nav-h:       64px;
  --max-w:       1120px;
  --col-gap:     clamp(1.5rem, 4vw, 3rem);

  --ease:        cubic-bezier(0.16, 1, 0.3, 1);
  --t-fast:      160ms;
  --t-med:       280ms;
}

/* ── 2. Reset & Base ────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: clamp(0.9375rem, 1.5vw, 1rem);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; font: inherit; background: none; border: none; }
input, textarea { font: inherit; }

/* ── 3. Skip Link ───────────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--accent);
  color: var(--bg);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-weight: 700;
  z-index: 9999;
  transition: top var(--t-fast) var(--ease);
}
.skip-link:focus { top: 1rem; }

/* ── 4. Typography ──────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-mono);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.125rem, 2vw, 1.375rem); }
h4 { font-size: 1rem; }

p { max-width: 68ch; color: var(--text); }

.mono { font-family: var(--font-mono); }
.muted { color: var(--text-muted); }
.accent { color: var(--accent); }

.label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

/* ── 5. Layout Utilities ────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1rem, 5vw, 2.5rem);
}

.section {
  padding-block: clamp(4rem, 10vw, 7rem);
}

.section--alt { background: var(--surface); }

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: var(--col-gap);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: var(--col-gap);
}

.flex { display: flex; }
.flex-center { display: flex; align-items: center; }
.gap-sm { gap: 0.5rem; }
.gap-md { gap: 1rem; }
.gap-lg { gap: 1.5rem; }

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

/* ── 6. Navigation ──────────────────────────────────────────── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(8, 13, 13, 0.88);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  transition: border-color var(--t-med) var(--ease);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-logo span { color: var(--accent); }

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

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  transition: color var(--t-fast) var(--ease);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width var(--t-med) var(--ease);
}
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--text); }
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { width: 100%; }

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent) !important;
  border: 1px solid var(--accent);
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius);
  transition: background var(--t-fast) var(--ease),
              color var(--t-fast) var(--ease) !important;
}
.nav-cta:hover {
  background: var(--accent) !important;
  color: var(--bg) !important;
}
.nav-cta::after { display: none !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  z-index: 101;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text);
  transition: transform var(--t-med) var(--ease),
              opacity var(--t-fast) var(--ease);
  border-radius: 1px;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* ── 7. Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  transition: all var(--t-fast) var(--ease);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  border: 1px solid var(--accent);
}
.btn-primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-hover);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
  padding-inline: 0;
}
.btn-ghost:hover { color: var(--accent); }

/* ── 8. Cards ───────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2rem);
  transition: border-color var(--t-med) var(--ease),
              transform var(--t-med) var(--ease);
}
.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.card--accent-border { border-left: 3px solid var(--accent); }

/* ── 9. Section Headers ─────────────────────────────────────── */
.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-header .label {
  display: block;
  margin-bottom: 0.75rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.0625rem;
}

.section-rule {
  width: 40px;
  height: 2px;
  background: var(--accent);
  margin-top: 1.25rem;
}

/* ── 10. Divider ────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin-block: 2rem;
}

/* ── 11. Tag / Badge ────────────────────────────────────────── */
.tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.625rem;
  border-radius: 2px;
  border: 1px solid var(--border-hover);
  color: var(--text-muted);
  background: var(--surface-2);
}

.tag--accent {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

/* ── 12. Inline code ────────────────────────────────────────── */
code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 0.1em 0.4em;
  border-radius: 3px;
  color: var(--accent);
}

/* ── 13. Footer ─────────────────────────────────────────────── */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding-block: 2.5rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-muted);
}
.footer-logo span { color: var(--accent); }

.footer-links {
  display: flex;
  gap: 1.5rem;
}
.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  transition: color var(--t-fast) var(--ease);
}
.footer-links a:hover { color: var(--accent); }

.footer-copy {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
  width: 100%;
  text-align: right;
}

/* ── 14. Page Wrapper ───────────────────────────────────────── */
main { padding-top: var(--nav-h); }

/* ── 15. PAGE: HOME ─────────────────────────────────────────── */

/* Hero */
.hero {
  min-height: calc(100svh - var(--nav-h));
  display: flex;
  align-items: center;
  padding-block: clamp(4rem, 12vw, 8rem);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 50% at 60% 40%, rgba(62, 207, 176, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr auto;
    gap: 4rem;
  }
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.hero-eyebrow-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
}

.hero h1 {
  margin-bottom: 1.5rem;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  font-size: clamp(1rem, 2vw, 1.1875rem);
  color: var(--text-muted);
  max-width: 52ch;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.hero-stat-block {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  min-width: 200px;
}

.hero-stat {
  text-align: right;
}
@media (max-width: 899px) {
  .hero-stat { text-align: left; }
  .hero-stat-block { flex-direction: row; flex-wrap: wrap; }
}

.hero-stat-num {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}
.hero-stat-num span { color: var(--accent); }

.hero-stat-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

/* Tech strip */
.tech-strip {
  padding-block: 1.75rem;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.tech-strip-inner {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}

.tech-strip-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  white-space: nowrap;
  flex-shrink: 0;
}

.tech-strip-items {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.tech-name {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  transition: color var(--t-fast) var(--ease);
  white-space: nowrap;
}
.tech-name:hover { color: var(--text); }

/* Homepage Intro */
.home-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
@media (min-width: 860px) {
  .home-intro { grid-template-columns: 1fr 1fr; }
}

.home-intro-text h2 { margin-bottom: 1.25rem; }
.home-intro-text p + p { margin-top: 1rem; }

.home-intro-points {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.intro-point {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.intro-point-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-glow);
  border: 1px solid rgba(62, 207, 176, 0.25);
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--accent);
  margin-top: 0.2rem;
}
.intro-point h4 {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  margin-bottom: 0.25rem;
  color: var(--text);
}
.intro-point p {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: none;
}

/* Case study preview */
.case-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: 1.5rem;
}

.case-preview-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color var(--t-med) var(--ease),
              transform var(--t-med) var(--ease);
}
.case-preview-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.case-preview-num {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

.case-preview-title {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.35;
}

.case-preview-blurb {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: none;
  flex: 1;
}

.case-preview-metric {
  font-family: var(--font-mono);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--accent);
}
.case-preview-metric-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-top: 0.1rem;
}

.case-preview-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  transition: color var(--t-fast) var(--ease);
  margin-top: 0.25rem;
}
.case-preview-link:hover { color: var(--accent); }

/* CTA Banner */
.cta-banner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(2rem, 5vw, 3.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(62, 207, 176, 0.05) 0%, transparent 70%);
  pointer-events: none;
}
.cta-banner h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  margin-bottom: 0.5rem;
}
.cta-banner p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* ── 16. PAGE: ABOUT ────────────────────────────────────────── */
.page-hero {
  padding-block: clamp(3rem, 8vw, 5.5rem);
  border-bottom: 1px solid var(--border);
}

.page-hero .label { margin-bottom: 0.75rem; }
.page-hero h1 { margin-bottom: 1.25rem; }
.page-hero p {
  color: var(--text-muted);
  font-size: clamp(1rem, 2vw, 1.125rem);
  max-width: 60ch;
}

.about-bio p + p { margin-top: 1.25rem; }

.expertise-group {
  margin-bottom: 2.5rem;
}
.expertise-group:last-child { margin-bottom: 0; }

.expertise-group-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.expertise-item {
  padding-block: 1rem;
  border-bottom: 1px solid var(--border);
}
.expertise-item:last-child { border-bottom: none; }

.expertise-item h4 {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  margin-bottom: 0.25rem;
}
.expertise-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: none;
}

/* ── 17. PAGE: APPROACH ─────────────────────────────────────── */
.phase-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  counter-reset: phase;
}

.phase-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 1.5rem;
  padding-block: 2.5rem;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.phase-item:last-child { border-bottom: none; }

.phase-num {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-dim);
  line-height: 1;
  padding-top: 0.125rem;
  user-select: none;
}

.phase-body h3 { margin-bottom: 0.625rem; }
.phase-body p { color: var(--text-muted); max-width: none; }
.phase-body p + p { margin-top: 0.75rem; }

.phase-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.differentiators-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.diff-card {
  padding: 1.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.diff-card-icon {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}
.diff-card h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}
.diff-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: none;
}

/* ── 18. PAGE: CASE STUDIES ─────────────────────────────────── */
.case-study {
  padding-block: clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--border);
}
.case-study:last-child { border-bottom: none; }

.case-study-header {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.case-study-num {
  font-family: var(--font-mono);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--text-dim);
  line-height: 1;
  flex-shrink: 0;
}

.case-study-meta { flex: 1; min-width: 200px; }
.case-study-meta .label { margin-bottom: 0.5rem; }
.case-study-meta h2 { margin-bottom: 0.75rem; }
.case-study-meta p { color: var(--text-muted); max-width: none; }

.case-metrics {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  margin-block: 2rem;
  padding: 1.5rem;
  background: var(--surface-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.case-metric { text-align: center; }
.case-metric-val {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.case-metric-label {
  font-size: 0.8125rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
}

.case-psi {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.case-psi-block h4 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.case-psi-block p,
.case-psi-block li {
  font-size: 0.9375rem;
  color: var(--text-muted);
  max-width: none;
}
.case-psi-block ul {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.case-psi-block li::before {
  content: '→ ';
  color: var(--accent);
  font-family: var(--font-mono);
}

/* ── 19. PAGE: SERVICES / CONTACT ───────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 1.5rem;
}

.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: border-color var(--t-med) var(--ease);
}
.service-card:hover { border-color: var(--border-hover); }

.service-card-icon {
  width: 40px; height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-glow);
  border: 1px solid rgba(62, 207, 176, 0.2);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  font-size: 1.125rem;
}

.service-card h3 {
  font-size: 1rem;
  margin-bottom: 0.625rem;
}
.service-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: none;
}

.service-card-detail {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}
@media (min-width: 860px) {
  .contact-wrapper { grid-template-columns: 1fr 480px; }
}

.contact-info h2 { margin-bottom: 1.25rem; }
.contact-info p { color: var(--text-muted); max-width: 50ch; }
.contact-info p + p { margin-top: 0.875rem; }

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

.contact-detail {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}
.contact-detail-icon {
  width: 36px; height: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
}
.contact-detail-text {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-muted);
}
.contact-detail-text a {
  color: var(--text);
  transition: color var(--t-fast) var(--ease);
}
.contact-detail-text a:hover { color: var(--accent); }


/* ── 20. Responsive Navigation ──────────────────────────────── */
@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
    gap: 1.25rem;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--t-med) var(--ease),
                opacity var(--t-med) var(--ease);
    z-index: 99;
  }
  .nav-links.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-toggle { display: flex; }
  .nav-links a { font-size: 1rem; }
  .nav-cta { padding: 0.5rem 1rem; }
}

/* ── 21. Focus Styles ───────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ── 22. Selection ──────────────────────────────────────────── */
::selection {
  background: rgba(62, 207, 176, 0.25);
  color: var(--text);
}

/* ── 23. Scrollbar ──────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 3px;
}

/* ── 24. Print ──────────────────────────────────────────────── */
@media print {
  .site-nav, .site-footer, .nav-cta, .btn { display: none; }
  body { background: white; color: black; }
  main { padding-top: 0; }
}