/* ── Load DM Serif Display (headings) ────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&display=swap');

/* ── Dark scheme colour overrides ───────────────────────────────── */
[data-md-color-scheme="slate"] {
  /* Backgrounds */
  --md-default-bg-color:           #0a0e0d;
  --md-default-bg-color--light:    #111614;
  --md-default-bg-color--lighter:  #161d1a;
  --md-default-bg-color--lightest: #1a2420;
  /* Foreground */
  --md-default-fg-color:           #e8ede9;
  --md-default-fg-color--light:    rgba(232,237,233,0.72);
  --md-default-fg-color--lighter:  rgba(232,237,233,0.45);
  --md-default-fg-color--lightest: rgba(232,237,233,0.15);
  /* Primary — teal-green */
  --md-primary-fg-color:           #1D9E75;
  --md-primary-fg-color--light:    #5DCAA5;
  --md-primary-fg-color--dark:     #0F6E56;
  --md-primary-bg-color:           #e8ede9;
  --md-primary-bg-color--light:    rgba(232,237,233,0.7);
  /* Accent */
  --md-accent-fg-color:            #5DCAA5;
  --md-accent-fg-color--transparent: rgba(93,202,165,0.12);
  --md-accent-bg-color:            #0a0e0d;
  /* Code */
  --md-code-bg-color:              #111614;
  --md-code-fg-color:              #e8ede9;
  /* Footer */
  --md-footer-bg-color:            #111614;
  --md-footer-bg-color--dark:      #0a0e0d;
}

/* ── Light scheme colour overrides ──────────────────────────────── */
[data-md-color-scheme="default"] {
  --md-primary-fg-color:           #0F6E56;
  --md-primary-fg-color--light:    #1D9E75;
  --md-primary-fg-color--dark:     #0a4a3a;
  --md-primary-bg-color:           #ffffff;
  --md-primary-bg-color--light:    rgba(255,255,255,0.7);
  --md-accent-fg-color:            #1D9E75;
  --md-accent-fg-color--transparent: rgba(29,158,117,0.12);
  --md-code-bg-color:              #f2f5f4;
  --md-code-fg-color:              #1a2420;
}

/* ── Header — dark glass look (matches alexiou.dev navbar) ─────── */
.md-header {
  background-color: rgba(10, 14, 13, 0.92) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.07);
}

[data-md-color-scheme="default"] .md-header {
  background-color: rgba(245, 247, 246, 0.94) !important;
  box-shadow: 0 1px 0 rgba(0,0,0,0.08);
}

/* Keep nav title/links readable on the dark header regardless of scheme */
[data-md-color-scheme="default"] .md-header__title,
[data-md-color-scheme="default"] .md-tabs__link,
[data-md-color-scheme="default"] .md-header__button {
  color: #1a2420;
}

/* ── Tabs ────────────────────────────────────────────────────────── */
.md-tabs {
  background-color: transparent;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

[data-md-color-scheme="default"] .md-tabs {
  border-bottom-color: rgba(0,0,0,0.07);
}

/* ── Headings — DM Serif Display ────────────────────────────────── */
.md-typeset h1,
.md-typeset h2 {
  font-family: 'DM Serif Display', Georgia, serif;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.md-typeset h1 {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  line-height: 1.15;
  margin-bottom: 0.6em;
}

.md-typeset h2 {
  font-size: clamp(1.1rem, 1.8vw, 1.35rem);
  line-height: 1.25;
  margin-top: 2em;
  margin-bottom: 0.5em;
}

.md-typeset h3 {
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: 1.5em;
}

/* ── Body text ──────────────────────────────────────────────────── */
.md-typeset {
  font-size: 1rem;
  line-height: 1.8;
}

.md-typeset p {
  margin-bottom: 1em;
}

.md-grid {
  max-width: 1100px;
}

/* ── Links ───────────────────────────────────────────────────────── */
.md-typeset a {
  color: var(--md-accent-fg-color);
  text-decoration: none;
}

.md-typeset a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── Code blocks ─────────────────────────────────────────────────── */
.md-typeset pre > code {
  font-size: 0.84rem;
  line-height: 1.65;
}

.md-typeset code:not(.highlight code) {
  background-color: var(--md-code-bg-color);
  color: var(--md-accent-fg-color);
  border: 1px solid rgba(255,255,255,0.08);
  font-size: 0.875em;
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

[data-md-color-scheme="default"] .md-typeset code:not(.highlight code) {
  border-color: rgba(0,0,0,0.08);
}

/* ── Blockquote ─────────────────────────────────────────────────── */
.md-typeset blockquote {
  border-left: 3px solid var(--md-primary-fg-color);
  padding: 0.6em 1.2em;
  border-radius: 0 4px 4px 0;
  font-style: italic;
  opacity: 0.85;
  margin: 1.5em 0;
}

/* ── Blog post meta ──────────────────────────────────────────────── */
.md-typeset .md-post__meta {
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--md-default-fg-color--light);
}

/* ── Horizontal rule ─────────────────────────────────────────────── */
.md-typeset hr {
  border-color: rgba(255,255,255,0.1);
  margin: 2em 0;
}

[data-md-color-scheme="default"] .md-typeset hr {
  border-color: rgba(0,0,0,0.1);
}

/* ── Home page hero ─────────────────────────────────────────────── */
.home-hero {
  padding: 3rem 0 2rem;
}

.home-hero .tagline {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.home-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}