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

:root {
  --bg: #f5f5f5;
  --surface: #fff;
  --border: #d1dced;
  --text: #131720;
  --muted: #5a6478;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --link: #2563eb;
  --font-sans: 'Roboto', sans-serif;
  --font-mono: 'Courier New', monospace;
  --radius: 6px;
  --max-w: 760px;
}

html { font-size: 18px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  line-height: 1.7;
}

a { color: var(--link); }
a:hover { color: var(--accent); }

/* ── Layout ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ── Header ── */
.site-header {
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
  background: var(--surface);
  position: relative;
  z-index: 100;
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.site-section-label {
  display: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
}
.site-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
}
.site-logo svg { display: block; }
.site-logo-hex {
  fill: #0d1628;
  stroke: #1e3a5f;
  stroke-width: 1.5;
  transition: fill 0.18s ease, stroke 0.18s ease;
}
.site-logo:hover .site-logo-hex {
  fill: #1d4ed8;
  stroke: #3b6fd4;
}
.site-logo-arrow {
  stroke: rgba(255,255,255,0.7);
  transition: stroke 0.18s ease;
}
.site-logo:hover .site-logo-arrow {
  stroke: rgba(255,255,255,0.95);
}

.site-nav { display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; margin-left: auto; }
.site-nav a { text-decoration: none; font-size: 0.9rem; color: var(--muted); }
.site-nav a:hover, .site-nav a.active { color: var(--accent); }
.nav-icons { display: flex; align-items: center; gap: 0.75rem; margin-left: 0.5rem; padding-left: 0.75rem; border-left: 1px solid var(--border); }
.nav-icon { display: flex; align-items: center; color: var(--muted); transition: color 0.15s; }
.nav-icon:hover { color: var(--accent); }

/* ── Hamburger button ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 4px;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.22s ease, opacity 0.22s ease;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile drawer ── */
.nav-drawer {
  position: fixed;
  left: 0; right: 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  z-index: 99;
  /* hidden: translated above viewport + invisible so it can't intercept taps */
  transform: translateY(-110%);
  visibility: hidden;
  transition: transform 0.25s ease, visibility 0s 0.25s;
}
.nav-drawer.open {
  transform: translateY(0);
  visibility: visible;
  transition: transform 0.25s ease, visibility 0s 0s;
}
.nav-drawer nav {
  display: flex;
  flex-direction: column;
  padding: 1rem 1.25rem 1.25rem;
}
.nav-drawer nav a {
  text-decoration: none;
  font-size: 1rem;
  color: var(--muted);
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
}
.nav-drawer nav a:last-of-type { border-bottom: none; }
.nav-drawer nav a:hover, .nav-drawer nav a.active { color: var(--accent); }
.drawer-icons {
  display: flex;
  gap: 1rem;
  padding-top: 1rem;
  margin-top: 0.25rem;
}

/* Show hamburger + drawer only on mobile; hide desktop nav */
@media (max-width: 768px) {
  .site-nav { display: none; }
  .nav-hamburger { display: flex; }
  .site-section-label { display: block; }
}

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 0;
  margin-top: 4rem;
  font-size: 0.8rem;
  color: var(--muted);
}

/* ── Main ── */
main { padding: 5rem 0 1rem; }
main h1 { margin-bottom: 1.75rem; }

/* ── Profile buttons (CV page) ── */
.profile-bio { font-size: 0.9rem; color: var(--muted); margin: 0.25rem 0 0.85rem; }
.profile-cv-btn {
  display: inline-block;
  font-size: 0.85rem;
  padding: 0.4rem 0.9rem;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background 0.15s;
}
.profile-cv-btn:hover { background: var(--accent-hover); color: #fff; }

/* ── Blog ── */
.post-list { list-style: none; }
.post-item { padding: 1rem 0; border-bottom: 1px solid var(--border); }
.post-item a { text-decoration: none; font-size: 1.05rem; }
.post-date { display: block; font-size: 0.8rem; color: var(--muted); margin-top: 0.15rem; font-style: italic; }
.post-item p { margin-top: 0.25rem; font-size: 0.9rem; color: var(--muted); }

/* ── Prose ── */
.prose h1 { margin-bottom: 0.25rem; }
.prose .post-date { margin-bottom: 1.5rem; }
.prose .project-link { margin-bottom: 1.5rem; font-size: 0.9rem; }
.prose p { margin-bottom: 1rem; }
.prose h2, .prose h3 { margin: 1.5rem 0 0.5rem; }
.prose ul, .prose ol { margin: 0.75rem 0 1rem 1.5rem; }
.prose blockquote { border-left: 3px solid var(--accent); padding-left: 1rem; color: var(--muted); margin: 1rem 0; }
.prose code { font-family: var(--font-mono); font-size: 0.85em; background: #e8eef8; padding: 0.1em 0.35em; border-radius: 3px; }
.prose pre { background: #131720; color: #e8eef8; padding: 1rem; border-radius: var(--radius); overflow-x: auto; margin: 1rem 0; }
.prose pre code { background: none; padding: 0; font-size: 0.85rem; }

/* ── Projects – canvas fills the viewport, no DOM hex elements needed ── */

/* ── Tools ── */
.tools-list { list-style: none; display: grid; gap: 1rem; }

.tool-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
}
.tool-header { display: flex; align-items: baseline; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.35rem; }
.tool-icon { font-size: 1.1rem; }
.tool-name { font-size: 1rem; font-weight: bold; text-decoration: none; }
.tool-desc { font-size: 0.875rem; color: var(--muted); margin: 0; }
.tag { font-size: 0.7rem; background: #e8eef8; border: 1px solid var(--border); border-radius: 3px; padding: 0.1em 0.4em; color: var(--muted); }

/* ── CV ── */
.cv-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  padding-top: 80px;
  margin-top: 60px;
  margin-bottom: 1rem;
  text-align: center;
}
.cv-profile-avatar {
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
}
.cv-profile-pic {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center center;
  border: 4px solid var(--surface);
  outline: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
  display: block;
}
.cv-header-info { margin-bottom: 1.5rem; }
.cv-header-info .cv-tagline { color: var(--muted); margin-bottom: 0.4rem; font-size: 1rem; }
.cv-header-info .profile-bio { font-size: 0.9rem; color: var(--muted); margin-bottom: 0.85rem; }
.cv-body { text-align: left; }
@media (max-width: 480px) {
  .cv-profile-pic { width: 90px; height: 90px; }
}
.cv-tagline { color: var(--muted); margin-bottom: 1rem; }

.cv-body h2 {
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.25rem;
  margin: 2rem 0 1rem;
}
.cv-body h3 { font-size: 1rem; margin-bottom: 0.1rem; }
.cv-body ul { margin-left: 1.25rem; margin-bottom: 1rem; }
.cv-body p { margin-bottom: 0.75rem; font-size: 0.95rem; }

/* ── Magazine accent palette (shared by home rack + blog list) ── */
.m-navy,    .mag-navy    { --acc: #3b82f6; }
.m-crimson, .mag-crimson { --acc: #ef4444; }
.m-forest,  .mag-forest  { --acc: #22c55e; }
.m-purple,  .mag-purple  { --acc: #a855f7; }
.m-teal,    .mag-teal    { --acc: #2dd4bf; }
.m-amber,   .mag-amber   { --acc: #f59e0b; }
.m-rose,    .mag-rose    { --acc: #fb7185; }
.m-slate,   .mag-slate   { --acc: #94a3b8; }

/* ── Responsive ── */
@media (max-width: 500px) {
  html { font-size: 16px; }
}