/* ==========================================================================
   Goshgar Hasanov — CV
   A plain, recruiter-friendly layout: one column, one accent colour,
   generous whitespace, and a print stylesheet that produces a clean A4 CV.
   ========================================================================== */

:root {
  --bg: #ffffff;
  --surface: #f7f9fb;
  --ink: #16202b;
  --ink-soft: #3d4c5a;
  --muted: #6b7a89;
  --line: #e3e8ee;
  --line-strong: #cfd8e2;
  --accent: #1f5f9e;
  --accent-soft: #eef4fa;
  --radius: 12px;
  --ease: cubic-bezier(.2, .8, .2, 1);
  --accent-line: color-mix(in srgb, var(--accent) 45%, var(--line));
  --wrap: 880px;
  --shadow: 0 1px 2px rgba(22, 32, 43, .06), 0 8px 24px rgba(22, 32, 43, .05);
  --shadow-lift: 0 2px 4px rgba(22, 32, 43, .05), 0 14px 32px rgba(22, 32, 43, .09);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12171d;
    --surface: #181f27;
    --ink: #e8edf3;
    --ink-soft: #c2ccd7;
    --muted: #93a1b0;
    --line: #262f3a;
    --line-strong: #33404e;
    --accent: #6ba6df;
    --accent-soft: #1b2733;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
    --shadow-lift: 0 2px 4px rgba(0, 0, 0, .3), 0 16px 36px rgba(0, 0, 0, .35);
  }
}

*, *::before, *::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

p { margin: 0 0 1em; color: var(--ink-soft); }
p:last-child { margin-bottom: 0; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
b, strong { color: var(--ink); font-weight: 600; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: #fff;
  padding: 10px 16px;
  z-index: 100;
}
.skip-link:focus { left: 8px; top: 8px; }

/* ---------- Top bar ---------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s, background .3s;
}
.topbar.scrolled {
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  box-shadow: 0 6px 24px rgba(22, 32, 43, .08);
}
.topbar-inner {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand {
  margin: 0;
  font-weight: 600;
  font-size: 15px;
  color: var(--ink);
  letter-spacing: -.01em;
  white-space: nowrap;
}
.brand:hover { text-decoration: none; color: var(--accent); }
.brand span { color: var(--muted); font-weight: 400; }

/* ---------- Navigation ---------- */
.nav {
  position: relative;
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}
.nav-link {
  position: relative;
  z-index: 1;
  padding: 7px 11px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink-soft);
  white-space: nowrap;
  border-radius: 8px;
  transition: color .2s, background-color .2s;
}
.nav-link:hover { color: var(--accent); text-decoration: none; background: var(--surface); }
.nav-link.active { color: var(--accent); background: transparent; }
.nav-indicator {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 0;
  width: 0;
  height: 0;
  border-radius: 8px;
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 22%, transparent);
  opacity: 0;
  pointer-events: none;
  transition: transform .4s var(--ease), width .4s var(--ease), height .4s var(--ease), opacity .25s;
}
.nav-indicator.ready { opacity: 1; }

.topbar-actions { display: flex; align-items: center; gap: 8px; }
.nav-toggle {
  display: none;
  width: 38px;
  height: 38px;
  padding: 0;
  place-content: center;
  gap: 4px;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--ink-soft);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Language switcher ---------- */
.lang-switcher { position: relative; }
.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  cursor: pointer;
}
.lang-btn:hover { border-color: var(--accent); color: var(--accent); }
.lang-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  min-width: 180px;
  margin: 0;
  padding: 6px;
  list-style: none;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity .15s, transform .15s, visibility .15s;
}
.lang-menu.open { opacity: 1; visibility: visible; transform: none; }
.lang-menu li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  font-size: 14px;
  color: var(--ink-soft);
  border-radius: 6px;
  cursor: pointer;
}
.lang-menu li:hover { background: var(--surface); }
.lang-menu li.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.lang-btn { transition: border-color .2s, color .2s; }

/* ---------- Layout ---------- */
.container {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 24px 72px;
}

.section {
  padding-block: 40px 8px;
  border-top: 1px solid var(--line);
  margin-top: 40px;
}
.section { scroll-margin-top: 64px; }
.section > h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 24px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}
.section > h2::before {
  content: "";
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
}

/* ---------- Header / intro ---------- */
.intro {
  display: grid;
  grid-template-columns: 116px 1fr;
  gap: 28px;
  align-items: start;
  padding-block: 48px 8px;
}
.avatar {
  width: 116px;
  height: 116px;
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  overflow: hidden;
  background: var(--surface);
  cursor: pointer;
}
.avatar { transition: box-shadow .3s, transform .3s var(--ease); }
.avatar:hover { transform: scale(1.03); box-shadow: 0 0 0 4px var(--accent-soft); }
.avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }

.intro h1 {
  margin: 0 0 4px;
  font-size: 34px;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -.02em;
}
.role {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 500;
  color: var(--accent);
}
.tagline { margin: 0; max-width: 60ch; }

/* ---------- Contact row ---------- */
.contacts {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}
.contacts a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  font-size: 14px;
  color: var(--ink-soft);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.contacts a { transition: border-color .2s, color .2s, transform .2s; }
.contacts a:hover { transform: translateY(-1px); border-color: var(--accent); color: var(--accent); text-decoration: none; }
.contacts svg { flex: none; color: var(--muted); }
.contacts a:hover svg { color: var(--accent); }

/* ---------- Buttons ---------- */
.cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  font-size: 15px;
  font-weight: 500;
  border-radius: 8px;
  border: 1px solid var(--line-strong);
  color: var(--ink-soft);
  background: var(--bg);
}
.btn { transition: border-color .2s, color .2s, transform .2s var(--ease), box-shadow .2s, filter .2s; }
.btn:hover { transform: translateY(-1px); text-decoration: none; border-color: var(--accent); color: var(--accent); }
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn.primary:hover { filter: brightness(1.08); color: #fff; }

/* ---------- About ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 24px;
}
.stat {
  padding: 16px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.stat, .lang-item, .skill-group, .entry, .card {
  transition: border-color .25s, box-shadow .25s, transform .25s var(--ease);
}
.stat:hover, .lang-item:hover, .skill-group:hover, .entry:hover {
  border-color: var(--accent-line);
  box-shadow: var(--shadow);
}
.stat b {
  display: block;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--accent);
}
.stat span { font-size: 14px; color: var(--muted); }

/* ---------- Timeline (experience / education) ---------- */
.entry {
  position: relative;
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 24px;
  padding: 22px 24px;
  margin-bottom: 14px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.entry:last-child { margin-bottom: 0; }
.entry::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform .35s var(--ease);
}
.entry:hover::before { transform: scaleY(1); }

.entry-meta { display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.period {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.tag {
  display: inline-block;
  padding: 2px 9px;
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 999px;
}
.entry-body h3 {
  margin: 0 0 2px;
  font-size: 18px;
  font-weight: 650;
  letter-spacing: -.01em;
}
.entry-role {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 500;
  color: var(--accent);
}
.entry-body p:not(.entry-role) { font-size: 15px; }

/* ---------- Skills ---------- */
.skill-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.skill-group {
  padding: 18px 20px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.skill-group:last-child:nth-child(odd) { grid-column: 1 / -1; }
.skill-group h3 {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  font-size: 14px;
  color: var(--ink-soft);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: border-color .2s, color .2s, transform .2s var(--ease), background-color .2s;
}
.chip:hover { transform: translateY(-2px); border-color: var(--accent-line); background: var(--bg); color: var(--ink); }
.chip i { font-size: 15px; line-height: 1; }

/* ---------- Expertise cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 22px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease);
}
.card:hover { transform: translateY(-4px); border-color: var(--accent-line); box-shadow: var(--shadow-lift); }
.card:hover::before { transform: scaleX(1); }
.card-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin-bottom: 14px;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 10px;
  transition: transform .35s var(--ease);
}
.card:hover .card-icon { transform: scale(1.08) rotate(-4deg); }
.card-icon svg { width: 22px; height: 22px; display: block; }
.card h3 { margin: 0 0 6px; font-size: 16px; font-weight: 650; }
.card p { font-size: 14.5px; margin: 0; }

/* ---------- Projects ---------- */
.projects {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.project {
  display: flex;
  flex-direction: column;
  color: inherit;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .25s, box-shadow .25s, transform .25s var(--ease);
}
.project:hover { text-decoration: none; transform: translateY(-4px); border-color: var(--accent-line); box-shadow: var(--shadow-lift); }
.project-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.project-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .6s var(--ease);
}
.project:hover .project-cover img { transform: scale(1.05); }
.project-cover .placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--accent);
  background: linear-gradient(135deg, var(--accent-soft), var(--surface));
}
.project-cover .placeholder .project-logo {
  width: 30%;
  height: auto;
  max-height: 60%;
  object-fit: contain;
  filter: drop-shadow(0 8px 18px rgba(22, 32, 43, .18));
}
.project:hover .project-cover .project-logo { transform: scale(1.08); }
.project-shots {
  position: absolute;
  right: 10px;
  bottom: 10px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: rgba(12, 18, 24, .6);
  border-radius: 999px;
  backdrop-filter: blur(4px);
}
.project-views {
  position: absolute;
  left: 10px;
  bottom: 10px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: rgba(12, 18, 24, .6);
  border-radius: 999px;
  backdrop-filter: blur(4px);
}
.project-views[hidden] { display: none; }
.project-body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
  padding: 16px 18px 18px;
}
.project-body h3 { margin: 0; font-size: 17px; font-weight: 650; color: var(--ink); }
.project-summary {
  margin: 0;
  font-size: 14.5px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.project-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
}
.project-more svg { transition: transform .25s var(--ease); }
.project:hover .project-more svg { transform: translateX(4px); }

.projects-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 44px 24px;
  text-align: center;
  color: var(--muted);
  background: var(--surface);
  border: 1.5px dashed var(--line-strong);
  border-radius: var(--radius);
}
.projects-empty[hidden] { display: none; }
.projects-empty svg { color: var(--accent); margin-bottom: 6px; }
.projects-empty b { font-size: 16px; }
.projects-empty span { font-size: 14.5px; max-width: 44ch; }

/* ---------- Project modal ---------- */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s, visibility .25s;
}
.project-modal.open { opacity: 1; visibility: visible; }
.prm-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 18, 24, .72);
  backdrop-filter: blur(3px);
}
.prm-dialog {
  position: relative;
  width: min(920px, 100%);
  max-height: calc(100vh - 48px);
  max-height: calc(100dvh - 48px);
  overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 14px;
  box-shadow: var(--shadow-lift);
  transform: translateY(18px) scale(.98);
  transition: transform .35s var(--ease);
}
.project-modal.open .prm-dialog { transform: none; }
.prm-close {
  position: sticky;
  top: 12px;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin: 12px 12px -50px auto;
  padding: 0;
  color: var(--ink);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  cursor: pointer;
  transition: transform .25s var(--ease), border-color .2s, color .2s;
}
.prm-close:hover { transform: rotate(90deg); border-color: var(--accent); color: var(--accent); }

.gallery[hidden] { display: none; }
.gallery-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 56vh;
  max-height: 56dvh;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  touch-action: pan-y;
}
.gallery-stage img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: opacity .25s, transform .35s var(--ease);
}
.gallery-stage img.swap { opacity: 0; transform: scale(.985); }
.gallery-nav {
  position: absolute;
  top: 50%;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  padding: 0;
  color: var(--ink);
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  cursor: pointer;
  transform: translateY(-50%);
  transition: border-color .2s, color .2s, transform .2s var(--ease);
}
.gallery-nav:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-50%) scale(1.08); }
.gallery-nav.prev { left: 12px; }
.gallery-nav.next { right: 12px; }
.gallery-nav[hidden] { display: none; }
.gallery-count {
  position: absolute;
  left: 12px;
  bottom: 12px;
  padding: 3px 10px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: rgba(12, 18, 24, .6);
  border-radius: 999px;
}
.gallery-count:empty { display: none; }
.gallery-thumbs {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  overflow-x: auto;
  border-bottom: 1px solid var(--line);
}
.gallery-thumbs:empty { display: none; }
.gallery-thumbs button {
  flex: none;
  width: 88px;
  height: 56px;
  padding: 0;
  overflow: hidden;
  background: var(--surface);
  border: 2px solid transparent;
  border-radius: 8px;
  opacity: .6;
  cursor: pointer;
  transition: opacity .2s, border-color .2s;
}
.gallery-thumbs button:hover { opacity: 1; }
.gallery-thumbs button.active { opacity: 1; border-color: var(--accent); }
.gallery-thumbs img { width: 100%; height: 100%; object-fit: cover; display: block; }

.prm-body { padding: 22px 26px 26px; }
.prm-meta {
  margin: 0 0 4px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
}
.prm-meta:empty { display: none; }
.prm-body h3 { margin: 0 52px 10px 0; font-size: 24px; line-height: 1.25; letter-spacing: -.015em; }
.prm-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.prm-desc p { font-size: 15.5px; }
.prm-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.prm-links:empty { display: none; }

/* ---------- Languages ---------- */
.langs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.lang-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.lang-item b { font-size: 15px; font-weight: 600; }
.lang-item span { font-size: 14px; color: var(--muted); }

/* ---------- Footer ---------- */
footer {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
  text-align: center;
}
footer p { color: inherit; }
.visits { display: inline-flex; align-items: center; gap: 6px; margin: 0 0 6px; font-weight: 600; }
.visits[hidden] { display: none; }

/* ---------- Back to top ---------- */
.to-top {
  position: fixed;
  right: max(20px, env(safe-area-inset-right));
  bottom: max(20px, env(safe-area-inset-bottom));
  z-index: 65;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  color: #fff;
  background: var(--grad-strong);
  border-radius: 50%;
  box-shadow: var(--glow), 0 8px 20px rgba(22, 32, 43, .25);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .25s, visibility .25s, transform .3s var(--ease);
}
.to-top.show { opacity: 1; visibility: visible; transform: none; }
body:has(.project-modal.open, .lightbox.open) .to-top { opacity: 0; visibility: hidden; }
.to-top:hover { transform: translateY(-3px); }

/* ---------- Full-screen image viewer ---------- */
.gallery-stage img[src], .avatar { cursor: zoom-in; }
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: grid;
  place-items: center;
  background: #05080c;
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s, visibility .2s;
  touch-action: pan-y pinch-zoom;
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox img {
  display: block;
  max-width: 100vw;
  max-height: 100vh;
  max-height: 100dvh;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
  transform: scale(.97);
  transition: transform .3s var(--ease), opacity .18s;
}
.lightbox.open img { transform: none; }
.lightbox img.swap { opacity: 0; }
.lb-btn {
  position: absolute;
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  padding: 0;
  color: #fff;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 50%;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: background .2s, transform .25s var(--ease);
}
.lb-btn:hover { background: rgba(255, 255, 255, .24); }
.lb-btn[hidden] { display: none; }
.lb-close { top: max(14px, env(safe-area-inset-top)); right: 14px; }
.lb-close:hover { transform: rotate(90deg); }
.lb-nav { top: 50%; transform: translateY(-50%); }
.lb-nav:hover { transform: translateY(-50%) scale(1.08); }
.lb-nav.prev { left: 14px; }
.lb-nav.next { right: 14px; }
.lb-count {
  position: absolute;
  bottom: max(16px, env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 12px;
  font-size: 13px;
  color: #fff;
  background: rgba(255, 255, 255, .12);
  border-radius: 999px;
}
.lb-count:empty { display: none; }

/* ==========================================================================
   Vivid layer: colour, icons, borders and depth on top of the base layout
   ========================================================================== */
:root {
  --bg: #ffffff;
  --surface: #f6f8fc;
  --line: #e2e8f0;
  --line-strong: #cbd5e1;
  --accent: #2563eb;
  --accent-2: #7c3aed;
  --accent-3: #0d9488;
  --accent-soft: #eef3ff;
  --grad: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  --grad-strong: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%); /* behind white text, both themes */
  --glow: 0 8px 22px color-mix(in srgb, var(--accent) 28%, transparent);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d1117;
    --surface: #141b25;
    --line: #232c39;
    --line-strong: #334155;
    --accent: #60a5fa;
    --accent-2: #a78bfa;
    --accent-3: #2dd4bf;
    --accent-soft: #162236;
    --glow: 0 8px 24px color-mix(in srgb, var(--accent) 22%, transparent);
  }
}

/* Background: soft colour glow and a dotted grid that fades out down the page */
body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
body::before {
  background:
    radial-gradient(620px 320px at 12% -6%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%),
    radial-gradient(560px 300px at 88% -4%, color-mix(in srgb, var(--accent-2) 14%, transparent), transparent 70%);
}
body::after {
  background-image: radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--ink) 10%, transparent) 1px, transparent 0);
  background-size: 22px 22px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0, transparent 70vh);
  mask-image: linear-gradient(to bottom, #000 0, transparent 70vh);
}

/* ---------- Top bar ---------- */
.topbar::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
}
.topbar-inner { max-width: 1240px; }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand::before {
  content: "GH";
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: .02em;
  color: #fff;
  background: var(--grad-strong);
  border-radius: 9px;
  box-shadow: var(--glow);
}
.brand span { display: none; }
@media (min-width: 1600px) { .brand span { display: inline; } }
.nav-link { display: inline-flex; align-items: center; gap: 7px; }
.nav-link svg { display: none; flex: none; opacity: .75; }
.nav-link.active svg, .nav-link:hover svg { opacity: 1; }
@media (min-width: 1280px) { .nav-link svg { display: block; } }
.nav-indicator {
  background: var(--accent-soft);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent) 35%, transparent);
}

/* ---------- Section headings ---------- */
.section { border-top: 0; margin-top: 52px; padding-top: 8px; }
.section > h2 {
  gap: 14px;
  margin-bottom: 26px;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.01em;
  text-transform: none;
  color: var(--ink);
}
.section > h2::before { display: none; }
.section > h2::after {
  content: "";
  flex: 1;
  height: 1px;
  margin-left: 4px;
  background: linear-gradient(90deg, var(--line-strong), transparent);
}
.h-icon {
  --g: var(--grad-strong);
  display: grid;
  place-items: center;
  flex: none;
  width: 42px;
  height: 42px;
  color: #fff;
  background: var(--g);
  border-radius: 12px;
  box-shadow: 0 8px 20px -6px color-mix(in srgb, var(--accent) 55%, transparent);
  transition: transform .4s var(--ease);
}
.section > h2:hover .h-icon { transform: rotate(-8deg) scale(1.06); }
#about .h-icon { --g: linear-gradient(135deg, #2563eb, #7c3aed); }
#experience .h-icon { --g: linear-gradient(135deg, #f59e0b, #ef4444); }
#projects .h-icon { --g: linear-gradient(135deg, #8b5cf6, #ec4899); }
#education .h-icon { --g: linear-gradient(135deg, #0ea5e9, #2563eb); }
#skills .h-icon { --g: linear-gradient(135deg, #10b981, #0d9488); }
#expertise .h-icon { --g: linear-gradient(135deg, #ec4899, #f97316); }
#languages .h-icon { --g: linear-gradient(135deg, #06b6d4, #6366f1); }

/* ---------- Intro ---------- */
.avatar {
  padding: 4px;
  border: 0;
  background: conic-gradient(from 210deg, var(--accent), var(--accent-2), var(--accent-3), var(--accent));
  box-shadow: var(--glow);
}
.avatar img { border-radius: 50%; border: 3px solid var(--bg); }
.avatar:hover { box-shadow: 0 0 0 6px var(--accent-soft), var(--glow); }
.intro h1 {
  /* Shrink to the text so the whole gradient falls on the name, not on empty space. */
  display: inline-block;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.btn { border-radius: 10px; }
.btn.primary {
  background: var(--grad-strong);
  border-color: transparent;
  box-shadow: var(--glow);
}
.btn.primary:hover { filter: brightness(1.08); box-shadow: 0 12px 28px color-mix(in srgb, var(--accent) 35%, transparent); }
.contacts a { background: var(--bg); border-color: var(--line-strong); border-radius: 10px; }
.contacts svg { color: var(--accent); }

/* ---------- Stats ---------- */
.stat {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 18px 20px;
  background: var(--bg);
  border: 1px solid var(--line);
  overflow: hidden;
}
.stat::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--grad);
}
.stat-icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 10px;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  border-radius: 10px;
}
.stat b {
  font-size: 28px;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat:hover { transform: translateY(-3px); }

/* ---------- Timeline (experience / education) ---------- */
.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(var(--accent), var(--accent-2) 60%, color-mix(in srgb, var(--accent-2) 10%, transparent));
}
.timeline .entry { overflow: visible; }
.timeline .entry::before { border-radius: var(--radius) 0 0 var(--radius); }
.timeline .entry::after {
  content: "";
  position: absolute;
  left: -29px;
  top: 27px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
  transition: transform .3s var(--ease), background-color .3s;
}
.timeline .entry:hover::after { transform: scale(1.25); background: var(--accent); }
.entry:hover { transform: translateX(4px); }
.period {
  display: inline-flex;
  padding: 3px 11px;
  font-size: 13px;
  background: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 999px;
}
.tag { border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent); }

/* ---------- Skills ---------- */
.skill-group { position: relative; overflow: hidden; }
.skill-group::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--c);
}
.skill-group:nth-child(1) { --c: #2563eb; }
.skill-group:nth-child(2) { --c: #7c3aed; }
.skill-group:nth-child(3) { --c: #0d9488; }
.skill-group:nth-child(4) { --c: #f59e0b; }
.skill-group:nth-child(5) { --c: #ec4899; }
.skill-group h3 { display: flex; align-items: center; gap: 10px; font-size: 15px; }
.sg-icon {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  color: var(--c);
  background: color-mix(in srgb, var(--c) 13%, transparent);
  border: 1px solid color-mix(in srgb, var(--c) 32%, transparent);
  border-radius: 8px;
}
.skill-group:hover { border-color: color-mix(in srgb, var(--c) 45%, var(--line)); }
.chip { background: var(--bg); border-color: var(--line-strong); }
.chip:hover { border-color: var(--c, var(--accent)); box-shadow: 0 4px 12px -4px color-mix(in srgb, var(--c, var(--accent)) 45%, transparent); }

/* ---------- Service cards ---------- */
.card:nth-child(1) { --c: #2563eb; }
.card:nth-child(2) { --c: #7c3aed; }
.card:nth-child(3) { --c: #0d9488; }
.card:nth-child(4) { --c: #ec4899; }
.card:nth-child(5) { --c: #f59e0b; }
.card:nth-child(6) { --c: #10b981; }
.card::before { background: var(--c); transform: scaleX(.18); }
.card:hover { border-color: color-mix(in srgb, var(--c) 45%, var(--line)); }
.card-icon {
  width: 46px;
  height: 46px;
  color: var(--c);
  background: color-mix(in srgb, var(--c) 13%, transparent);
  border: 1px solid color-mix(in srgb, var(--c) 30%, transparent);
  border-radius: 12px;
}

/* ---------- Projects ---------- */
.project { position: relative; border-color: var(--line-strong); }
.project::after {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .45s var(--ease);
}
.project:hover::after { transform: scaleX(1); }
.project-tags .tag { background: var(--surface); color: var(--ink-soft); border-color: var(--line-strong); }
.projects-empty { border-color: color-mix(in srgb, var(--accent) 40%, var(--line-strong)); }

/* ---------- Languages ---------- */
.lang-item { display: flex; align-items: center; gap: 14px; background: var(--bg); }
.lang-flag { font-size: 28px; line-height: 1; }
.lang-body { flex: 1; min-width: 0; }
.lang-top { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.lang-meter {
  display: block;
  height: 6px;
  margin-top: 9px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
}
.lang-meter i {
  display: block;
  width: var(--lvl);
  height: 100%;
  background: var(--grad);
  border-radius: inherit;
  transform-origin: left;
  transition: transform 1.1s var(--ease) .15s;
}
.js .reveal .lang-meter i { transform: scaleX(0); }
.lang-item:hover { transform: translateY(-2px); }

/* ---------- Footer ---------- */
footer { border-top: 0; position: relative; }
footer::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
}
.socials { display: flex; justify-content: center; gap: 10px; margin-bottom: 16px; }
.social {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: var(--ink-soft);
  background: var(--bg);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  transition: transform .25s var(--ease), color .2s, background .2s, border-color .2s, box-shadow .25s;
}
.social:hover {
  color: #fff;
  background: var(--grad-strong);
  border-color: transparent;
  box-shadow: var(--glow);
  transform: translateY(-3px);
}

/* Narrow screens */
@media (max-width: 980px) {
  .nav-link svg { display: block; }
}
@media (max-width: 720px) {
  .section > h2 { font-size: 19px; }
  .h-icon { width: 36px; height: 36px; border-radius: 10px; }
  .timeline { padding-left: 24px; }
  .timeline::before { left: 6px; }
  .timeline .entry::after { left: -24px; }
  .entry:hover { transform: none; }
}

/* ---------- Scroll reveal ---------- */
.js .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  transition-delay: var(--d, 0ms);
}
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .brand span { display: none; }
}

@media (max-width: 980px) {
  .nav-toggle { display: grid; }
  .topbar-actions { margin-left: auto; }
  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    margin: 0;
    padding: 8px 16px 14px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 14px 28px rgba(22, 32, 43, .1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity .25s, transform .3s var(--ease), visibility .25s;
  }
  .nav.open { opacity: 1; visibility: visible; transform: none; }
  .nav-link { padding: 11px 12px; font-size: 15px; }
  .nav-link.active { background: var(--accent-soft); }
  .nav-indicator { display: none; }
  .cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  body { font-size: 15.5px; }
  .topbar-inner, .container { padding-inline: 16px; }
  .intro {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-block: 32px 4px;
  }
  .avatar { width: 96px; height: 96px; }
  .intro h1 { font-size: 28px; }
  .entry { grid-template-columns: 1fr; gap: 8px; padding: 18px; }
  .entry-meta { flex-direction: row; align-items: center; gap: 10px; }
  .stats { grid-template-columns: 1fr; }
  .langs { grid-template-columns: 1fr; }
  .skill-grid, .projects, .cards { grid-template-columns: 1fr; }
  .skill-group:last-child:nth-child(odd) { grid-column: auto; }
  .cta .btn { flex: 1 1 auto; justify-content: center; }
  .project-modal { padding: 0; place-items: end center; }
  .prm-dialog { max-height: 92dvh; border-radius: 14px 14px 0 0; transform: translateY(40px); }
  .prm-body { padding: 18px 18px 24px; }
  .prm-body h3 { font-size: 21px; }
  .gallery-nav { width: 34px; height: 34px; }
  .lb-btn { width: 40px; height: 40px; }
  .to-top { width: 50px; height: 50px; right: 16px; bottom: max(16px, env(safe-area-inset-bottom)); }
  .lb-nav.prev { left: 8px; }
  .lb-nav.next { right: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* ---------- Print: a clean single-column CV ---------- */
@media print {
  :root {
    --bg: #fff;
    --surface: #fff;
    --ink: #000;
    --ink-soft: #222;
    --muted: #555;
    --line: #ccc;
    --line-strong: #999;
    --accent: #14476f;
    --accent-soft: #fff;
    --shadow: none;
  }
  @page { margin: 14mm; }
  body { font-size: 11pt; line-height: 1.5; }
  .topbar, .cta, .skip-link, .lightbox, .to-top, .project-modal, #projects { display: none !important; }
  body::before, body::after, .h-icon, .stat-icon, .socials, .timeline::before, .timeline .entry::after,
  .stat::before, .skill-group::before, .lang-meter, .lang-flag, .sg-icon, .section > h2::after { display: none !important; }
  .timeline { padding-left: 0; }
  .intro h1, .stat b { background: none; -webkit-text-fill-color: currentColor; color: #000; }
  .avatar { background: none; box-shadow: none; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .entry::before, .card::before { display: none; }
  .container { max-width: none; padding: 0; }
  .section { padding-block: 16px 0; margin-top: 16px; }
  .section > h2 { break-after: avoid; }
  .entry, .card, .lang-item, .stat { break-inside: avoid; }
  .intro { padding-block: 0 0; }
  .contacts a, .chip, .stat, .lang-item, .card, .entry, .skill-group { border-color: #ccc; background: #fff; box-shadow: none; }
  .entry { padding: 12px 14px; margin-bottom: 8px; }
  a { color: #000; text-decoration: none; }
}