/* ═══════════════════════════════════════════════════════════
   TECH MEETS & CONFERENCES BLOG — Clean Medium-Style Theme
   Aesthetic: Readability-first, minimalist, premium typography
   ═══════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* color palette */
  --bg:           #ffffff;      /* clean white */
  --bg-soft:      #fafafa;      /* soft light gray */
  --bg-surface:   #ffffff;      /* card surfaces */
  --bg-code:      #f4f4f5;      /* code background */
  --border:       #eaeaea;      /* elegant thin border */
  --border-dark:  #242424;      /* strong border */
  --accent:       #4f46e5;      /* indigo for tech accents */
  --accent-hover: #3730a3;
  --accent-green: #1a8917;      /* medium-style green */
  --text:         #242424;      /* medium-style soft black */
  --text-muted:   #6b6b6b;      /* readable grey for meta/details */
  --text-light:   #9ca3af;
  --text-code:    #0f172a;

  /* typography */
  --font-display: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body:    'Lora', Georgia, serif;
  --font-mono:    'Share Tech Mono', 'Courier New', monospace;

  /* layout */
  --max-w:        920px;        /* wider content area */
  --radius:       8px;
  --transition:   all 0.2s ease-in-out;
}

/* ── BASE STYLES ────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.8;
  font-size: 1.08rem;
}

a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: rgba(36, 36, 36, 0.3);
  text-underline-offset: 4px;
  transition: var(--transition);
}

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

/* ── NAV ─────────────────────────────────────────────────── */
.tm-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tm-nav-back {
  color: var(--text-muted);
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.tm-nav-back span {
  transition: transform 0.2s ease;
}

.tm-nav-back:hover {
  color: var(--text);
}

.tm-nav-back:hover span {
  transform: translateX(-4px);
}

.tm-nav-logo {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── HERO ────────────────────────────────────────────────── */
.tm-hero {
  padding: 80px 2rem 20px;
  background: var(--bg);
}

.tm-hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.tm-category {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
}

.tm-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 16px;
}

.tm-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1.15rem, 3vw, 1.35rem);
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 32px;
}

/* Medium Author Header */
.tm-meta-author {
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.tm-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--accent);
  border: 1px solid var(--border);
}

.tm-meta-info {
  font-family: var(--font-display);
  font-size: 0.88rem;
  line-height: 1.4;
}

.tm-author-name {
  font-weight: 600;
  color: var(--text);
}

.tm-meta-details {
  color: var(--text-muted);
  display: flex;
  gap: 8px;
  align-items: center;
}

.tm-meta-details span:not(:last-child)::after {
  content: '·';
  margin-left: 8px;
}

/* ── BODY & CONTENT ──────────────────────────────────────── */
.tm-body {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 12px 2rem 100px;
}

/* Event Overview Card */
.tm-event-card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 32px;
  font-family: var(--font-display);
}

.tm-event-card-title {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 16px;
  font-weight: 600;
}

.tm-event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.tm-event-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tm-event-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.tm-event-value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
}

.tm-event-value a {
  text-decoration: none;
  color: var(--accent);
  font-weight: 600;
}

.tm-event-value a:hover {
  text-decoration: underline;
}

/* Typography styles inside article */
.tm-article h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text);
  margin: 48px 0 20px;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.tm-article h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  margin: 32px 0 16px;
  line-height: 1.3;
}

.tm-article p {
  margin-bottom: 24px;
  color: var(--text);
}

/* Medium-Style Blockquotes */
.tm-article blockquote {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1.3rem;
  border-left: 3px solid var(--text-dark);
  padding-left: 20px;
  margin: 36px 0;
  color: var(--text-muted);
}

.tm-article blockquote cite {
  display: block;
  font-family: var(--font-display);
  font-style: normal;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Bullet Lists */
.tm-article ul, .tm-article ol {
  margin-bottom: 28px;
  padding-left: 24px;
}

.tm-article li {
  margin-bottom: 12px;
}

/* Code block styles */
.tm-article code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  background: var(--bg-code);
  padding: 3px 6px;
  border-radius: 4px;
  color: var(--text-code);
}

.tm-article pre {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  overflow-x: auto;
  margin: 32px 0;
  line-height: 1.6;
}

.tm-article pre code {
  background: transparent;
  padding: 0;
  font-size: 0.88rem;
  color: var(--text-code);
}

/* ── PHOTO / MEDIA GALLERY ───────────────────────────────── */
.tm-gallery {
  margin: 48px 0;
}

.tm-gallery-title {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.tm-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.tm-gallery-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-soft);
  display: flex;
  flex-direction: column;
}

.tm-gallery-img-placeholder {
  width: 100%;
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, #eef2ff 0%, #e0e7ff 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  text-align: center;
  padding: 20px;
  border-bottom: 1px solid var(--border);
}

.tm-gallery-caption {
  padding: 12px 16px;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.4;
  font-family: var(--font-display);
}

/* ── TAKEAWAYS / TOPIC LIST ──────────────────────────────── */
.tm-takeaway-box {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--bg-soft);
  margin: 40px 0;
}

.tm-takeaway-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 16px;
}

.tm-takeaway-list {
  list-style: none;
  padding-left: 0;
  margin-bottom: 0;
}

.tm-takeaway-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 16px;
  font-size: 1.05rem;
  color: var(--text);
}

.tm-takeaway-list li:last-child {
  margin-bottom: 0;
}

.tm-takeaway-list li::before {
  content: '✦';
  position: absolute;
  left: 4px;
  top: 1px;
  color: var(--accent);
  font-size: 1rem;
}

/* ── RESOURCES & LINKS ───────────────────────────────────── */
.tm-resources {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.tm-resources-title {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.tm-resources-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tm-resources-list li a {
  font-family: var(--font-display);
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-weight: 500;
}

.tm-resources-list li a::before {
  content: '→';
  color: var(--accent);
  transition: transform 0.2s ease;
}

.tm-resources-list li a:hover::before {
  transform: translateX(4px);
}

/* ── TAGS ────────────────────────────────────────────────── */
.tm-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 48px 0;
}

.tm-tag {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: 20px;
  text-decoration: none;
  transition: var(--transition);
}

.tm-tag:hover {
  background: var(--bg);
  border-color: var(--text-dark);
  color: var(--text);
}

/* ── AUTHOR BIO CARD ─────────────────────────────────────── */
.tm-author-bio {
  border-top: 1px solid var(--border);
  padding-top: 48px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.tm-author-bio-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--accent);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.tm-author-bio-details {
  font-family: var(--font-display);
}

.tm-author-bio-name {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text);
}

.tm-author-bio-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 12px;
}

.tm-author-bio-socials {
  display: flex;
  gap: 16px;
}

.tm-author-bio-socials a {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
}

.tm-author-bio-socials a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* ── FOOTER ──────────────────────────────────────────────── */
.tm-footer {
  border-top: 1px solid var(--border);
  padding: 40px 2rem;
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.88rem;
  color: var(--text-muted);
}

.tm-footer a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
}

.tm-footer a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* ── POST IMAGES ─────────────────────────────────────────── */
.tm-post-image {
  margin: 32px 0;
  width: 100%;
}

.tm-post-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  display: block;
}

.tm-post-image-caption {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 10px;
  line-height: 1.4;
}

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 920px) {
  .tm-hero { padding: 48px 1.5rem 32px; }
  .tm-body { padding: 24px 1.5rem 64px; }
  .tm-nav { padding: 0 1.5rem; }
  .tm-event-grid { grid-template-columns: 1fr; }
  .tm-gallery-grid { grid-template-columns: 1fr; }
  .tm-author-bio { flex-direction: column; gap: 16px; }
}

/* ── REDUCED MOTION ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}