:root{
  --bg:#f7f8fb;
  --card:#ffffff;
  --soft:#f1f5f9;

  --text:#0f172a;
  --muted:#475569;
  --line:#e2e8f0;

  --accent:#2563eb;
  --accent2:#16a34a;
  --warn:#f59e0b;

  --radius:16px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
img{max-width:100%;height:auto}
a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:underline}

body{
  background: var(--bg);
  color:var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

.container{width:min(1120px, calc(100% - 24px)); margin:0 auto}

/* =========================
   Layout: mobil 1 kolon, desktop 2 kolon
   ========================= */
.layout{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
  align-items:start;
}
@media (min-width: 980px){
  .layout{grid-template-columns:1fr 320px; gap:18px}
}

/* =========================
   Header
   ========================= */
.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(10px);
  background: rgba(247,248,251,.92);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:12px 0;
}

.brand-link{display:flex; align-items:center; gap:10px; font-weight:900; color:var(--text)}
.brand-link:hover{text-decoration:none}
.brand-mark{
  width:34px; height:34px; border-radius:10px;
  display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(37,99,235,.12), rgba(22,163,74,.10));
  border:1px solid rgba(37,99,235,.18);
}
.brand-sub{color:var(--muted); font-size:12px; margin-top:2px}

.nav-toggle{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:8px 12px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--text);
  border-radius:12px;
  cursor:pointer;
}
@media (min-width: 980px){ .nav-toggle{display:none} }

/* Nav: desktop her zaman görünür, mobilde toggle ile açılır */
.site-nav{display:block}
@media (max-width: 979px){ .site-nav{display:none} }
@media (max-width: 979px){ .site-nav.is-open{display:block} }

.site-nav .menu{
  list-style:none;
  margin:10px 0 0 0;
  padding:10px;
  display:flex;
  flex-direction:column;
  gap:8px;
  background: var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  box-shadow: 0 10px 24px rgba(15,23,42,.07);
}
@media (min-width: 980px){
  .site-nav .menu{
    margin:0;
    padding:0;
    flex-direction:row;
    gap:14px;
    background:transparent;
    border:none;
    border-radius:0;
    box-shadow:none;
  }
}

.site-nav .menu a{
  display:block;
  min-height:44px;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid transparent;
  color:var(--text);
}
@media (min-width: 980px){
  .site-nav .menu a{min-height:auto; padding:8px 10px}
}

.site-nav .menu a:hover{
  background: rgba(37,99,235,.08);
  border-color: rgba(37,99,235,.12);
  text-decoration:none;
}

/* =========================
   Breadcrumb
   ========================= */
.breadcrumb{padding:10px 0; color:var(--muted); font-size:13px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--text); text-decoration:none}

/* =========================
   Cards
   ========================= */
.card{
  background: var(--card);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:14px;
  box-shadow: 0 10px 24px rgba(15,23,42,.06);
}
.card.soft{background: var(--soft); box-shadow:none}

.grid{display:grid; grid-template-columns:1fr; gap:12px}
@media (min-width: 720px){ .grid{grid-template-columns:repeat(2,1fr); gap:14px} }

.post-card{
  background: var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:14px;
}
.post-title{margin:0 0 6px 0; font-size:18px; line-height:1.25}
.post-title a{color:var(--text)}
.post-title a:hover{color:var(--accent); text-decoration:none}
.post-meta{color:var(--muted); font-size:12px; display:flex; gap:8px; align-items:center; flex-wrap:wrap}
.post-excerpt{color:var(--text); font-size:14px; margin-top:10px}
.post-actions{margin-top:12px; display:flex; gap:10px; flex-wrap:wrap}

/* =========================
   Buttons
   ========================= */
.button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:10px 12px;
  border-radius:14px;
  background: rgba(37,99,235,.10);
  border:1px solid rgba(37,99,235,.18);
  color:var(--text);
  font-weight:800;
  text-decoration:none;
}
.button:hover{text-decoration:none; filter:brightness(1.02)}
.button-ghost{background:#fff; border:1px solid var(--line); color:var(--text)}

/* =========================
   Pills & filters
   ========================= */
.filters{margin:14px 0}
.filter-form{display:flex; gap:10px; flex-wrap:wrap}
.filter-form input{
  flex:1;
  min-width: 220px;
  min-height:44px;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
}
.filter-form button{
  min-height:44px;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid rgba(37,99,235,.18);
  background: rgba(37,99,235,.10);
  color:var(--text);
  font-weight:900;
  cursor:pointer;
}

.filter-links{margin-top:10px; display:flex; gap:10px; flex-wrap:wrap}
.pill{
  display:inline-flex;
  align-items:center;
  min-height:36px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background: var(--soft);
  color:var(--muted);
}
.pill:hover{color:var(--text); text-decoration:none; border-color: rgba(37,99,235,.18)}

/* =========================
   Sidebar
   ========================= */
.sidebar .side-card{margin-bottom:14px}
.list{list-style:none; padding:0; margin:0}
.list li{padding:8px 0; border-bottom:1px dashed var(--line)}
.list li:last-child{border-bottom:none}
.list a{color:var(--text)}
.list a:hover{color:var(--accent); text-decoration:none}

/* =========================
   Prose (single)
   ========================= */
.prose h1{margin:0 0 10px 0; font-size:24px; line-height:1.15}
@media (min-width: 980px){ .prose h1{font-size:28px} }
.prose .content-body{margin-top:14px}
.prose .content-body p{margin:0 0 12px 0}
.prose .content-body h2{margin:22px 0 10px; font-size:18px}
.prose .content-body h3{margin:18px 0 8px; font-size:16px}
.prose .content-body ul{margin:10px 0 14px 18px}
.prose .content-body code{background: rgba(226,232,240,.9); padding:2px 6px; border-radius:8px}

/* =========================
   Callout
   ========================= */
.callout{
  margin-top:18px;
  padding:12px;
  border-radius:16px;
  border:1px solid rgba(245,158,11,.35);
  background: rgba(245,158,11,.10);
}
.callout.soft{border-color:var(--line); background:var(--soft)}

/* =========================
   Footer
   ========================= */
.site-footer{
  margin-top:22px;
  border-top:1px solid var(--line);
  background: rgba(241,245,249,.85);
}
.footer-inner{
  display:flex;
  flex-direction:column;
  gap:10px;
  padding:18px 0;
}
@media (min-width: 980px){
  .footer-inner{flex-direction:row; justify-content:space-between; align-items:flex-start}
}
.footer-title{font-weight:900}
.footer-note{color:var(--muted); font-size:12px; max-width:560px}
.footer-menu{list-style:none; padding:0; margin:0; display:flex; gap:12px; flex-wrap:wrap}
.footer-menu a{color:var(--muted)}
.footer-menu a:hover{color:var(--text); text-decoration:none}

.pagination{margin-top:16px}
.empty{color:var(--muted)}
.search-item{padding:12px 0; border-bottom:1px dashed var(--line)}
.search-item:last-child{border-bottom:none}

/* =========================
   Home Panel
   ========================= */
.home-hero{margin-top:14px}
.home-title{margin:0 0 8px 0; font-size:28px; line-height:1.12}
.home-sub{margin:0 0 12px 0; color:var(--muted)}
.home-search{display:flex; gap:10px; margin-top:10px; flex-wrap:wrap}
.home-search input{
  flex:1;
  min-width:220px;
  min-height:44px;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text)
}
.home-search button{
  min-height:44px;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(37,99,235,.18);
  background: rgba(37,99,235,.10);
  color:var(--text);
  font-weight:900;
  cursor:pointer;
}
.home-quick{display:flex; gap:10px; flex-wrap:wrap; margin-top:12px}
.home-pill{
  display:inline-flex;
  align-items:center;
  min-height:36px;
  padding:8px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background: var(--soft);
  color: var(--muted)
}
.home-pill:hover{color:var(--text); text-decoration:none; border-color: rgba(37,99,235,.18)}
.home-grid{margin-top:14px; display:grid; grid-template-columns:1fr; gap:12px}
@media (min-width: 720px){
  .home-grid{grid-template-columns:repeat(2,1fr)}
  .home-title{font-size:32px}
}
.home-card{display:block; color:inherit}
.home-card:hover{text-decoration:none; filter:brightness(1.01)}
.home-card-top{display:flex; gap:12px; align-items:flex-start}
.home-card h2{margin:0 0 4px 0; font-size:18px}
.home-card p{margin:0; color:var(--muted); font-size:14px}
.home-icon{
  width:36px; height:36px;
  border-radius:12px;
  display:grid; place-items:center;
  background: rgba(37,99,235,.10);
  border:1px solid rgba(37,99,235,.18);
  font-weight:900;
}
.home-card-foot{margin-top:10px; color:var(--accent); font-weight:900; font-size:13px}
.home-section{margin-top:14px}
.home-section h2{margin:0 0 10px 0; font-size:18px}

/* =========================
   Search highlight
   ========================= */
mark.hl{
  background: rgba(245, 158, 11, .35);
  color: var(--text);
  padding:0 .18em;
  border-radius:.35em;
  border:1px solid rgba(245, 158, 11, .35);
}
.copy-box{
  border:1px solid var(--line);
  background: var(--soft);
  border-radius:14px;
  padding:12px;
  margin:14px 0;
}
.copy-box .copy-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:10px;
}
.copy-box .copy-title{
  font-weight:900;
  font-size:14px;
}
.copy-box pre{
  margin:0;
  white-space:pre-wrap;
  word-wrap:break-word;
  background:#fff;
  border:1px solid var(--line);
  border-radius:12px;
  padding:12px;
  font-size:13px;
  line-height:1.6;
}
.copy-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:36px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(37,99,235,.18);
  background: rgba(37,99,235,.10);
  color:var(--text);
  font-weight:900;
  cursor:pointer;
}
.copy-btn:active{transform:scale(.99)}