:root{
  --bg:#FDFDFF;
  --bg-indigo:#E7E9FF;
  --ink:#101223;
  --ink-soft:#4B4F58;
  --indigo:#4B3DFF;
  --indigo-deep:#3527E0;
  --coral:#FF5C35;
  --gold:#FFC831;
  --mint:#00D6AF;
  --line:#E7E6F0;
  --white:#FFFFFF;
  --radius-lg:24px;
  --radius-md:16px;
  --maxw:1180px;
}
*{box-sizing:border-box;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:'Inter',sans-serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{
  font-family:'Archivo',sans-serif;
  font-weight:700;
  letter-spacing:-0.015em;
  margin:0;
}
a{color:inherit; text-decoration:none;}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 32px;}

header.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(253,253,255,0.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-row{display:flex; align-items:center; justify-content:space-between; padding:18px 0;}
.logo{font-family:'Archivo',sans-serif; font-weight:800; font-size:22px; display:flex; align-items:center; gap:9px;}
.logo-dot{width:10px; height:10px; border-radius:50%; background:var(--indigo); display:inline-block;}
nav.links{display:flex; gap:32px; font-size:15px; font-weight:500;}
nav.links a{color:var(--ink-soft); transition:color .2s ease;}
nav.links a:hover, nav.links a.active{color:var(--ink);}

.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding:12px 22px; border-radius:999px; font-weight:600; font-size:14.5px;
  cursor:pointer; border:1px solid transparent;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn-primary{background:linear-gradient(120deg, var(--indigo) 0%, #7A3DFF 100%); color:var(--white);}
.btn-primary:hover{transform:translateY(-2px); box-shadow:0 14px 30px rgba(75,61,255,0.3);}
.btn-ghost{background:transparent; color:var(--ink); border-color:var(--line);}
.btn-ghost:hover{border-color:var(--ink);}
.btn-danger{background:#FFEAE4; color:#C6401F; border-color:#F6C7B8;}
.btn-danger:hover{background:#FFDCD1;}
.btn-sm{padding:8px 16px; font-size:13.5px;}

main{padding:56px 0 80px;}
.page-head{max-width:640px; margin-bottom:40px;}
.page-head .kicker{font-size:14px; font-weight:700; color:var(--indigo); margin-bottom:10px;}
.page-head h1{font-size:clamp(30px,4vw,44px);}
.page-head p{margin-top:12px; font-size:16.5px; color:var(--ink-soft);}

.grid-cards{display:grid; grid-template-columns:repeat(3,1fr); gap:22px;}
@media (max-width:920px){.grid-cards{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.grid-cards{grid-template-columns:1fr;}}

.post-card{
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:var(--white);
  overflow:hidden;
  display:flex; flex-direction:column;
  transition:transform .2s ease, box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-4px); box-shadow:0 16px 32px rgba(16,18,35,0.10);}
.post-card img{width:100%; height:170px; object-fit:cover; background:var(--bg-indigo);}
.post-card .body{padding:22px; display:flex; flex-direction:column; gap:8px; flex:1;}
.post-card h3{font-size:19px;}
.post-card p{font-size:14.5px; color:var(--ink-soft); margin:0;}
.post-card .date{font-size:12.5px; color:var(--ink-soft); opacity:.8;}

.empty-state{
  border:1px dashed var(--line);
  border-radius:var(--radius-lg);
  padding:48px 24px;
  text-align:center;
  color:var(--ink-soft);
}

.detail-body{max-width:720px; font-size:17px;}
.detail-body img{width:100%; border-radius:var(--radius-lg); margin-bottom:28px;}
.detail-body .meta{color:var(--ink-soft); font-size:14px; margin-bottom:10px;}
.detail-body h1{font-size:clamp(28px,4vw,40px); margin-bottom:18px;}
.detail-body .content{white-space:pre-wrap; color:var(--ink); font-size:16.5px; line-height:1.8;}

/* ---------- Admin ---------- */
.admin-shell{max-width:720px; margin:0 auto;}
.login-box{
  max-width:380px; margin:80px auto; padding:36px;
  border:1px solid var(--line); border-radius:var(--radius-lg); background:var(--white);
}
.login-box h1{font-size:24px; margin-bottom:6px;}
.login-box p{color:var(--ink-soft); font-size:14.5px; margin-bottom:24px;}
.field{margin-bottom:18px;}
.field label{display:block; font-size:13.5px; font-weight:600; margin-bottom:6px; color:var(--ink-soft);}
.field input, .field textarea, .field select{
  width:100%; padding:11px 14px; border-radius:10px; border:1px solid var(--line);
  font-family:'Inter',sans-serif; font-size:14.5px; background:var(--white); color:var(--ink);
}
.field textarea{min-height:160px; resize:vertical;}
.form-error{
  background:#FFEAE4; color:#C6401F; padding:10px 14px; border-radius:10px;
  font-size:13.5px; margin-bottom:16px; display:none;
}
.form-error.show{display:block;}
.form-success{
  background:#DFFBF3; color:#00816F; padding:10px 14px; border-radius:10px;
  font-size:13.5px; margin-bottom:16px; display:none;
}
.form-success.show{display:block;}

table.admin-table{width:100%; border-collapse:collapse; margin-top:24px;}
table.admin-table th, table.admin-table td{
  text-align:left; padding:12px 10px; border-bottom:1px solid var(--line); font-size:14.5px;
}
table.admin-table th{color:var(--ink-soft); font-weight:600; font-size:13px;}
.badge{
  display:inline-block; padding:3px 10px; border-radius:999px; font-size:12px; font-weight:600;
}
.badge-blog{background:var(--bg-indigo); color:var(--indigo-deep);}
.badge-portfolio{background:#FFEFC2; color:#B4831B;}
.badge-published{background:#DFFBF3; color:#00816F;}
.badge-draft{background:#F0F0F0; color:var(--ink-soft);}
.admin-topbar{display:flex; justify-content:space-between; align-items:center; margin-bottom:8px;}

footer.site-footer{border-top:1px solid var(--line); padding:28px 0; text-align:center; font-size:13.5px; color:var(--ink-soft);}