@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --bg:#F5F6F3;
  --paper:#FFFFFF;
  --ink:#14171A;
  --ink-soft:#565C56;
  --line:#DEE1DA;
  --blue:#2F5DE3;
  --blue-soft:#EAEFFD;
  --amber:#E8A33D;
  --amber-soft:#FDF2E1;
  --radius:10px;
  --radius-lg:16px;
  --shadow-sm:0 1px 2px rgba(20,23,26,0.04);
  --shadow-md:0 4px 16px rgba(20,23,26,0.08);
  --shadow-lg:0 12px 32px rgba(20,23,26,0.12);
  --trans:0.2s cubic-bezier(0.4,0,0.2,1);
}

@media (prefers-color-scheme: dark){
  :root{
    --bg:#0F1115;
    --paper:#181B21;
    --ink:#E8EAED;
    --ink-soft:#9AA0A6;
    --line:#2A2E36;
    --blue:#6B8EFF;
    --blue-soft:#1A2138;
    --amber:#F0B75A;
    --amber-soft:#2A2318;
    --shadow-sm:0 1px 2px rgba(0,0,0,0.3);
    --shadow-md:0 4px 16px rgba(0,0,0,0.4);
    --shadow-lg:0 12px 32px rgba(0,0,0,0.5);
  }
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',system-ui,sans-serif;
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  transition:background var(--trans), color var(--trans);
}
h1,h2,h3,h4,.logo{font-family:'Space Grotesk',system-ui,sans-serif;letter-spacing:-0.02em;}
a{color:inherit;text-decoration:none;transition:color var(--trans);}
img{max-width:100%;display:block;}
.wrap{max-width:1120px;margin:0 auto;padding:0 18px;}

/* ===== Masthead ===== */
.masthead{
  border-bottom:1px solid var(--line);
  background:color-mix(in srgb, var(--paper) 85%, transparent);
  backdrop-filter:saturate(180%) blur(12px);
  -webkit-backdrop-filter:saturate(180%) blur(12px);
  position:sticky;top:0;z-index:20;
}
.masthead .wrap{padding-top:14px;padding-bottom:12px;}
.logo{font-size:24px;font-weight:700;letter-spacing:-0.5px;display:inline-block;}
.logo span{color:var(--blue);}
.tagline{color:var(--ink-soft);font-size:13px;margin-top:2px;}

/* ===== Kategori nav ===== */
nav.catnav{
  background:var(--ink);
  position:sticky;top:0;z-index:15;
  border-bottom:1px solid var(--line);
}
nav.catnav .wrap{
  display:flex;gap:8px;overflow-x:auto;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
  padding:10px 14px;
}
nav.catnav .wrap::-webkit-scrollbar{display:none;}
nav.catnav a{
  color:rgba(255,255,255,0.75);
  padding:8px 16px;font-size:13.5px;font-weight:500;
  white-space:nowrap;flex-shrink:0;
  border-radius:999px;
  border:1px solid rgba(255,255,255,0.12);
  transition:all var(--trans);
}
nav.catnav a:hover{color:#fff;background:rgba(255,255,255,0.08);}
nav.catnav a.active{
  color:var(--ink);background:var(--amber);
  border-color:var(--amber);font-weight:600;
}

/* ===== Search ===== */
.searchbar{padding:20px 0 0;}
.searchbar input{
  width:100%;padding:14px 18px;
  border:1px solid var(--line);border-radius:999px;
  font-family:inherit;font-size:15px;background:var(--paper);
  color:var(--ink);box-shadow:var(--shadow-sm);
  transition:all var(--trans);
}
.searchbar input::placeholder{color:var(--ink-soft);}
.searchbar input:focus{
  outline:none;border-color:var(--blue);
  box-shadow:0 0 0 3px color-mix(in srgb, var(--blue) 20%, transparent);
}

/* ===== Hero ===== */
.hero{display:flex;flex-direction:column;gap:16px;padding:24px 0 8px;}
.hero-feature{
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-md);
  transition:transform var(--trans), box-shadow var(--trans);
}
.hero-feature:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.hero-feature .tile{position:relative;}
.hero-feature .tile::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to top, rgba(0,0,0,0.35), transparent 55%);
  pointer-events:none;
}
.tile{
  height:200px;display:flex;align-items:center;justify-content:center;
  font-size:52px;background-size:cover;background-position:center;
  position:relative;overflow:hidden;
}
.tile img{
  width:100%;height:100%;object-fit:cover;
  transition:transform 0.4s cubic-bezier(0.4,0,0.2,1);
}
.hero-feature:hover .tile img{transform:scale(1.04);}
.tint-blue{background:linear-gradient(135deg, var(--blue-soft), var(--bg));}
.tint-amber{background:linear-gradient(135deg, var(--amber-soft), var(--bg));}
.hero-feature .body{padding:20px 22px 24px;}
.badge{
  display:inline-block;font-size:11.5px;font-weight:700;
  color:var(--blue);background:var(--blue-soft);
  padding:5px 12px;border-radius:999px;margin-bottom:12px;
  text-transform:uppercase;letter-spacing:0.06em;
}
.hero-feature h2{font-size:22px;line-height:1.3;margin:0 0 10px;}
.hero-feature h2 a:hover{color:var(--blue);}
.hero-feature p{color:var(--ink-soft);font-size:14.5px;margin:0 0 14px;}
.meta{font-size:12.5px;color:var(--ink-soft);font-weight:500;}

/* ===== Trending ===== */
.trending{
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:20px 22px;
  box-shadow:var(--shadow-sm);
}
.trending h3{
  font-size:14px;margin:0 0 14px;padding-bottom:12px;
  border-bottom:1px solid var(--line);
  text-transform:uppercase;letter-spacing:0.08em;
  color:var(--ink-soft);font-weight:700;
}
.trend-item{
  display:flex;gap:14px;padding:14px 0;
  border-bottom:1px solid var(--line);
  transition:transform var(--trans);
}
.trend-item:last-child{border-bottom:none;padding-bottom:0;}
.trend-item:hover{transform:translateX(3px);}
.trend-num{
  font-family:'Space Grotesk';font-weight:700;
  color:var(--amber);font-size:20px;line-height:1.4;
  width:26px;flex-shrink:0;
}
.trend-item h4{font-size:14.5px;margin:0 0 4px;line-height:1.4;font-weight:600;}
.trend-item h4 a:hover{color:var(--blue);}
.trend-item span{font-size:12px;color:var(--ink-soft);font-weight:500;}

/* ===== Section head ===== */
.section-head{
  display:flex;align-items:baseline;justify-content:space-between;
  padding:36px 0 16px;
}
.section-head h2{
  font-size:20px;margin:0;
  position:relative;padding-left:14px;
}
.section-head h2::before{
  content:'';position:absolute;left:0;top:50%;
  transform:translateY(-50%);
  width:4px;height:22px;background:var(--blue);border-radius:2px;
}

/* ===== Grid & Cards ===== */
.grid{display:grid;grid-template-columns:1fr;gap:18px;padding-bottom:44px;}
.card{
  background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform var(--trans), box-shadow var(--trans), border-color var(--trans);
  box-shadow:var(--shadow-sm);
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-lg);
  border-color:color-mix(in srgb, var(--blue) 30%, var(--line));
}
.card .tile{height:180px;font-size:40px;}
.card .tile::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(to top, rgba(0,0,0,0.15), transparent 50%);
  pointer-events:none;
}
.card:hover .tile img{transform:scale(1.05);}
.card .body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.card h3{font-size:16px;line-height:1.4;margin:0 0 8px;font-weight:600;}
.card:hover h3{color:var(--blue);}
.card p{font-size:13.5px;color:var(--ink-soft);margin:0 0 14px;flex:1;line-height:1.55;}
.card .meta{margin-top:auto;}
.empty{padding:48px 0;text-align:center;color:var(--ink-soft);font-size:15px;}

/* ===== Halaman artikel ===== */
.article-head{padding:36px 0 8px;max-width:720px;margin:0 auto;}
.back{
  display:inline-block;font-size:13.5px;color:var(--blue);
  margin-bottom:18px;padding:6px 0;font-weight:500;
}
.back:hover{text-decoration:underline;}
.article-head h1{
  font-size:28px;line-height:1.25;margin:0 0 18px;
  letter-spacing:-0.03em;
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:8px 20px;
  font-size:13px;color:var(--ink-soft);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  padding:14px 0;margin-bottom:8px;font-weight:500;
}
.article-meta span{display:flex;align-items:center;gap:6px;}
.article-body{
  max-width:720px;margin:0 auto;
  padding:24px 0 8px;
  font-size:17px;line-height:1.75;
  color:var(--ink);
}
.article-body p{margin:0 0 22px;}
.article-body p:first-of-type::first-letter{
  font-family:'Space Grotesk';font-size:52px;font-weight:700;
  float:left;line-height:0.85;margin:6px 12px 0 0;
  color:var(--blue);
}
.article-body img{
  border-radius:var(--radius-lg);margin:10px 0 26px;
  box-shadow:var(--shadow-md);
}

/* ===== Related ===== */
.related{
  max-width:720px;margin:24px auto 56px;
  padding:24px;background:var(--paper);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
}
.related h3{
  font-size:14px;margin:0 0 14px;
  text-transform:uppercase;letter-spacing:0.08em;
  color:var(--ink-soft);font-weight:700;
}
.related-list a{
  display:block;font-size:14.5px;padding:14px 0;
  border-bottom:1px solid var(--line);
  font-weight:500;
  transition:padding-left var(--trans), color var(--trans);
}
.related-list a:last-child{border-bottom:none;}
.related-list a:hover{color:var(--blue);padding-left:6px;}

/* ===== Tombol admin ===== */
#admin-bar{margin:24px auto 0;max-width:720px;}
#deleteBtn{
  background:#c0392b;color:#fff;border:none;
  padding:12px 20px;border-radius:var(--radius);
  cursor:pointer;font-size:14px;font-weight:600;
  font-family:inherit;box-shadow:var(--shadow-sm);
  transition:all var(--trans);
}
#deleteBtn:hover{background:#a93226;transform:translateY(-1px);box-shadow:var(--shadow-md);}
#deleteBtn:disabled{opacity:.6;cursor:not-allowed;transform:none;}

/* ===== Footer ===== */
footer{border-top:1px solid var(--line);margin-top:24px;background:var(--paper);}
footer .wrap{
  padding:28px 18px;display:flex;flex-direction:column;
  gap:10px;font-size:13px;color:var(--ink-soft);
}
footer a{color:var(--blue);font-weight:500;}
footer a:hover{text-decoration:underline;}

/* ===== Tablet & Desktop ===== */
@media (min-width:640px){
  .grid{grid-template-columns:repeat(2,1fr);}
  .masthead .wrap{
    display:flex;align-items:center;justify-content:space-between;
    padding-top:18px;padding-bottom:16px;
  }
  .article-head h1{font-size:32px;}
}

@media (min-width:960px){
  .wrap{padding:0 24px;}
  .hero{flex-direction:row;padding:32px 0 12px;}
  .hero-feature{flex:1.7;}
  .trending{flex:1;align-self:flex-start;position:sticky;top:80px;}
  .tile{height:260px;}
  .hero-feature h2{font-size:28px;}
  .grid{grid-template-columns:repeat(3,1fr);gap:22px;}
  .card .tile{height:160px;}
  .article-head h1{font-size:40px;line-height:1.2;}
  .article-body{font-size:17.5px;}
  nav.catnav .wrap{padding:10px 24px;}
  footer .wrap{flex-direction:row;justify-content:space-between;align-items:center;}
}