:root{
  --bg: #0b0d12;
  --panel: rgba(255,255,255,0.06);
  --panel2: rgba(255,255,255,0.08);
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.68);
  --line: rgba(255,255,255,0.14);

  --accent: #8b5cf6;   /* purple */
  --accent2: #22c55e;  /* green */
  --accent3: #3b82f6;  /* blue */

  --shadow: 0 20px 60px rgba(0,0,0,0.55);
  --radius: 18px;
}

@media (prefers-color-scheme: light){
  :root{
    --bg:#f7f8fb;
    --panel: rgba(0,0,0,0.04);
    --panel2: rgba(0,0,0,0.06);
    --text: rgba(0,0,0,0.88);
    --muted: rgba(0,0,0,0.62);
    --line: rgba(0,0,0,0.12);
    --shadow: 0 20px 60px rgba(0,0,0,0.14);
  }
}

/* manual theme override from JS */
[data-theme="dark"]{
  --bg: #0b0d12;
  --panel: rgba(255,255,255,0.06);
  --panel2: rgba(255,255,255,0.08);
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.68);
  --line: rgba(255,255,255,0.14);
  --shadow: 0 20px 60px rgba(0,0,0,0.55);
}
[data-theme="light"]{
  --bg:#f7f8fb;
  --panel: rgba(0,0,0,0.04);
  --panel2: rgba(0,0,0,0.06);
  --text: rgba(0,0,0,0.88);
  --muted: rgba(0,0,0,0.62);
  --line: rgba(0,0,0,0.12);
  --shadow: 0 20px 60px rgba(0,0,0,0.14);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:
    radial-gradient(800px 500px at 20% 0%, rgba(139,92,246,0.35), transparent 60%),
    radial-gradient(700px 500px at 100% 10%, rgba(34,197,94,0.22), transparent 55%),
    radial-gradient(700px 500px at 30% 100%, rgba(59,130,246,0.18), transparent 55%),
    var(--bg);
  line-height:1.55;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
a:hover{ opacity:0.92; }

.container{
  width:min(1100px, calc(100% - 40px));
  margin:0 auto;
}

/* ===== Topbar ===== */
.topbar{
  position:sticky;
  top:0;
  z-index:50;
  background: linear-gradient(to bottom, rgba(0,0,0,0.35), rgba(0,0,0,0));
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.topbar__inner{
  display:flex;
  align-items:center;
  gap:14px;
  padding:14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:700;
  letter-spacing:-0.02em;
}
.brand__mark{
  width:36px;
  height:36px;
  display:grid;
  place-items:center;
  border-radius:12px;
  background: linear-gradient(135deg, rgba(139,92,246,0.92), rgba(34,197,94,0.86));
  box-shadow: var(--shadow);
}
.brand__name{ font-size:15px; }

/* Desktop nav */
.nav{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:10px;
}
.nav__link{
  padding:9px 10px;
  border-radius:12px;
  color:var(--muted);
}
.nav__link:hover{
  background: var(--panel);
  color:var(--text);
}

/* Theme button */
.themebtn{
  border:1px solid var(--line);
  background: var(--panel);
  color:var(--text);
  border-radius:12px;
  padding:8px 10px;
  cursor:pointer;
}

/* Mobile menu button */
.navbtn{
  display:none;
  margin-left:auto;
  border:1px solid var(--line);
  background: var(--panel);
  border-radius:12px;
  padding:10px;
  cursor:pointer;
}
.navbtn span{
  display:block;
  width:18px;
  height:2px;
  background:var(--text);
  margin:3px 0;
  border-radius:999px;
}

@media (max-width: 820px){
  .navbtn{ display:block; }
  .themebtn{ display:none; }

  .nav{
    display:none;
    position:absolute;
    right:20px;
    top:62px;
    flex-direction:column;
    background: rgba(0,0,0,0.35);
    border: 1px solid var(--line);
    backdrop-filter: blur(16px);
    border-radius: 16px;
    padding:10px;
    width:min(320px, calc(100% - 40px));
  }
  [data-nav-open="1"] .nav{ display:flex; }
  .nav__link{ width:100%; }
}

/* ===== Hero ===== */
.hero{ padding:26px 0 10px; }
.hero--small{ padding:18px 0 10px; }

.hero__card{
  background: linear-gradient(135deg, var(--panel2), var(--panel));
  border:1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  padding:22px;
  box-shadow: var(--shadow);
}
.hero__title{
  margin:0 0 8px;
  font-size: clamp(26px, 3.4vw, 42px);
  line-height:1.05;
  letter-spacing:-0.03em;
}
.hero__desc{
  margin:0;
  color:var(--muted);
  max-width: 70ch;
}

.accent{
  background: linear-gradient(135deg, rgba(139,92,246,1), rgba(34,197,94,1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ===== Cards grid ===== */
.grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:16px;
  padding:16px 0 26px;
}
@media (max-width: 980px){ .grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px){ .grid{ grid-template-columns: 1fr; } }

.card{
  overflow:hidden;
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--panel2), var(--panel));
  box-shadow: var(--shadow);
}

.card__media{
  display:block;
  aspect-ratio: 16/9;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.card__media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transform: scale(1.02);
}

.card__body{ padding:14px; }

.card__title{
  margin:10px 0 6px;
  font-size: 18px;
  letter-spacing:-0.01em;
}
.card__excerpt{
  margin:0;
  color:var(--muted);
  font-size: 14.5px;
}
.card__actions{ margin-top:10px; }

/* ===== Meta row ===== */
.meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
.meta__time{
  color:var(--muted);
  font-size:13px;
}

/* ===== Pills + buttons ===== */
.pill{
  display:inline-flex;
  padding:6px 10px;
  border-radius:999px;
  background: rgba(139,92,246,0.14);
  border:1px solid rgba(139,92,246,0.25);
  color: var(--text);
  font-size: 12.5px;
}

.link{
  display:inline-flex;
  gap:8px;
  align-items:center;
  padding:8px 10px;
  border-radius:12px;
  border:1px solid var(--line);
  background: rgba(255,255,255,0.04);
}

/* ===== Empty states ===== */
.empty{
  grid-column: 1 / -1;
  padding:24px;
  border:1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--muted);
}

/* ===== Breadcrumbs ===== */
.crumbs{
  padding:18px 0 4px;
  color:var(--muted);
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  align-items:center;
}
.crumbs a{ color:var(--muted); }
.crumbs a:hover{ color:var(--text); }
.crumbs__current{ color:var(--text); }

/* ===== Post page ===== */
.post{ padding:10px 0 26px; }

.post__header{
  border:1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(135deg, var(--panel2), var(--panel));
  box-shadow: var(--shadow);
  padding:18px;
}
.post__title{
  margin:10px 0 8px;
  font-size: clamp(26px, 3.2vw, 44px);
  line-height:1.08;
  letter-spacing:-0.03em;
}
.post__meta{
  color:var(--muted);
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
  font-size: 13.5px;
}
.dot{ opacity:0.6; }

.post__cover{
  margin:14px 0 0;
  border-radius: var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
}
.post__cover img{ width:100%; height:auto; display:block; }

.post__lead{
  margin:14px 0 0;
  color:var(--muted);
  font-size: 16px;
  max-width: 75ch;
}

/* “Prose” content block */
.prose{
  margin-top: 16px;
  padding: 18px;
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.03);
}
.prose p{
  margin: 0 0 14px;
  max-width: 80ch;
}
.prose p:last-child{ margin-bottom:0; }

/* ===== Pager ===== */
.pager{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding: 0 0 30px;
}
.pager__btn{
  padding:10px 12px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: var(--panel);
}
.pager__btn.is-disabled{
  opacity:0.5;
  pointer-events:none;
}
.pager__info{ color:var(--muted); }

/* ===== Footer ===== */
.footer{
  border-top:1px solid var(--line);
  padding: 18px 0 26px;
  background: rgba(0,0,0,0.12);
  backdrop-filter: blur(10px);
}
.footer__inner{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
}
.footer__brand{ font-weight:700; }
.footer__meta{ color:var(--muted); font-size:13px; }
.footer__right{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.footer__link{ color:var(--muted); }
.footer__link:hover{ color:var(--text); }

/* ===== Forms (nice default) ===== */
input, select, textarea, button{
  font: inherit;
}
input, select, textarea{
  color: var(--text);
}
code{
  padding: 2px 6px;
  border-radius: 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--line);
}
/* Rich editor content styling */
.prose h1, .prose h2, .prose h3, .prose h4{
  margin: 16px 0 10px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.prose h1{ font-size: 32px; }
.prose h2{ font-size: 26px; }
.prose h3{ font-size: 20px; }
.prose h4{ font-size: 16px; opacity: 0.95; }

.prose ul, .prose ol{
  margin: 0 0 14px;
  padding-left: 22px;
  color: var(--text);
}
.prose li{ margin: 6px 0; }

.prose a{
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  color: var(--text);
}

.prose blockquote{
  margin: 0 0 14px;
  padding: 12px 14px;
  border-left: 4px solid rgba(139,92,246,0.7);
  background: rgba(255,255,255,0.04);
  border-radius: 14px;
  color: var(--muted);
}

.prose pre{
  margin: 0 0 14px;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,0.22);
  overflow:auto;
}
.prose code{
  border: none;
  background: transparent;
}
.prose table{
  width:100%;
  border-collapse: collapse;
  margin: 0 0 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow:hidden;
}
.prose th, .prose td{
  padding: 10px;
  border-bottom: 1px solid var(--line);
}
.prose th{
  background: rgba(255,255,255,0.05);
}