:root {
  --bg: #f5f5f7;
  --panel: rgba(255,255,255,0.7);
  --text: #1d1d1f;
  --muted: #6e6e73;
  --border: #e5e5e7;

  --heading-font: "Verdana", "Geneva", sans-serif;
  --body-font: -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, Helvetica, Arial, sans-serif;
  --mono-font: "Courier New", Courier, monospace;
}


/* ======================
   Reset & Variables
====================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #f5f5f7;
  --panel: rgba(255,255,255,0.7);
  --text: #1d1d1f;
  --muted: #6e6e73;
  --border: #e5e5e7;
}

#theme-toggle:checked ~ .page {
  --bg: #0f0f12;
  --panel: rgba(30,30,34,0.6);
  --text: #f5f5f7;
  --muted: #9b9ba0;
  --border: rgba(255,255,255,0.08);
}

/* ======================
   Base
====================== */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI",
               Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.page {
  min-height: 100vh;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

/* ======================
   Dark mode toggle
====================== */
.theme-switch {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  cursor: pointer;
  font-size: 1rem;
  z-index: 10;
  opacity: 0.6;
}

.theme-switch:hover {
  opacity: 1;
}

/* ======================
   Glass Panels
====================== */
.glass {
  background: var(--panel);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: 18px;
}

/* ======================
   Layout
====================== */
.header, .hero, .main, .footer {
  max-width: 1100px;
  margin: 2rem auto;
  padding: 1.5rem 2rem;
}

.nav a {
  margin-left: 2rem;
  text-decoration: none;
  color: var(--text);
  font-size: 0.85rem;
  opacity: 0.75;
}

.nav a:hover {
  opacity: 1;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 500;
}

.hero p {
  margin-top: 1rem;
  color: var(--muted);
}

/* ======================
   Sections & Items
====================== */
.section {
  margin-top: 3rem;
}

.section h2 {
  margin-bottom: 2rem;
  font-size: 1.4rem;
}

.item {
  display: flex;
  padding: 1.25rem;
  margin-bottom: 1rem;
  border-radius: 14px;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--border);
}

/* Hover lift (Apple style) */
.lift {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.08);
}

.date {
  width: 90px;
  font-size: 0.85rem;
  color: var(--muted);
}

.meta h3 {
  font-size: 1.05rem;
  font-weight: 500;
}

.meta p,
.meta-line {
  color: var(--muted);
  font-size: 0.9rem;
}

.text {
  margin-top: 1.5rem;
  max-width: 600px;
  line-height: 1.6;
}

/* ======================
   Footer
====================== */
.footer {
  font-size: 0.8rem;
  color: var(--muted);
}
.page {
  min-height: 100vh;
  animation: pageIn 0.45s cubic-bezier(.22,.61,.36,1);
}

@keyframes pageIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.category::after {
  content: "→";
  float: right;
  opacity: 0;
  transform: translateX(-6px);
  transition: all 0.25s ease;
}

.category:hover::after {
  opacity: 0.6;
  transform: translateX(0);
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: all 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

.page-title {
  font-family: var(--mono-font);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 1rem;
}