/* =========================================================
   cuansantai.id — Unified Design System
   (Homepage marketing style + Blog + Admin, one brand)
   ========================================================= */
:root{
  --bg:#06100c;
  --surface:#0c1812;
  --surface2:#101f17;
  --surface3:#14261b;
  --line:rgba(255,255,255,.09);
  --ink:#f6f8f6;
  --ink-dim:#9eaaa3;
  --ink-faint:#748078;
  --lime:#a8ff00;
  --lime-dim:#86cc00;
  --lime-ink:#081008;
  --danger:#ff6b6b;
  --radius:18px;
  --radius-sm:10px;
  --font-display:'Poppins',Arial,sans-serif;
  --font-body:'Inter',Arial,sans-serif;
  --font-mono:'JetBrains Mono',monospace;

  /* legacy aliases kept so older components keep working */
  --bg-elev:var(--surface);
  --bg-card:var(--surface);
  --bg-card-hi:var(--surface2);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
body.public:before{
  content:"";position:fixed;inset:0;pointer-events:none;
  background:radial-gradient(circle at 80% 10%,rgba(168,255,0,.08),transparent 25%),
             radial-gradient(circle at 10% 60%,rgba(168,255,0,.04),transparent 25%);
}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;}
img{max-width:100%;display:block;}
.hl{color:var(--lime);}
::selection{background:var(--lime);color:var(--lime-ink);}
h1,h2,h3{font-family:var(--font-display);margin:0;line-height:1.08;letter-spacing:-1.5px;}

/* ---------- layout ---------- */
.wrap{width:min(1160px,calc(100% - 40px));margin:0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--lime);color:var(--lime-ink);
  border:none;border-radius:var(--radius-sm);padding:15px 24px;
  font-weight:800;font-size:14.5px;font-family:var(--font-body);
  box-shadow:0 12px 40px rgba(168,255,0,.12);
  transition:transform .18s ease, box-shadow .18s ease, filter .18s ease;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 50px rgba(168,255,0,.22);}
.btn.secondary{background:transparent;color:var(--ink);border:1px solid var(--line);box-shadow:none;}
.btn.secondary:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);box-shadow:none;}
.btn.danger{background:transparent;color:var(--danger);border:1px solid rgba(255,107,107,.4);box-shadow:none;}
.btn.danger:hover{background:rgba(255,107,107,.08);transform:none;}
.btn.small{padding:9px 16px;font-size:12.5px;}
.btn:disabled{opacity:.5;cursor:not-allowed;}

.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--lime);font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:1.5px;margin:0 0 12px;}
.eyebrow:before{content:"";width:26px;height:2px;background:var(--lime);}

/* ---------- PUBLIC: header / nav ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(6,16,12,.86);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);}
.site-header .row{height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.logo{display:flex;align-items:center;flex-shrink:0;}
.logo img{display:block;width:150px;height:auto;object-fit:contain;}
.site-nav{display:flex;align-items:center;gap:28px;}
.site-nav a{color:var(--ink-dim);text-decoration:none;font-weight:600;font-size:14px;}
.site-nav a:hover, .site-nav a.active{color:var(--ink);}
.site-nav a.active{color:var(--lime);}
.site-nav .btn{padding:11px 18px;font-size:13.5px;color:var(--lime-ink);}
.site-nav .btn:hover{color:var(--lime-ink);}
.hamburger{display:none;background:none;border:1px solid var(--line);border-radius:8px;color:var(--ink);padding:8px 10px;}

@media(max-width:850px){
  .site-nav{position:fixed;top:78px;left:0;right:0;background:#0a1710;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:flex-start;gap:0;padding:8px 20px 18px;
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:.18s ease;}
  .site-nav.open{transform:translateY(0);opacity:1;pointer-events:auto;}
  .site-nav a{width:100%;padding:12px 0;border-bottom:1px solid var(--line);}
  .site-nav .btn{margin-top:14px;width:100%;}
  .hamburger{display:inline-flex;}
}

/* ---------- PUBLIC: generic section / hero rhythm (marketing pages) ---------- */
section.block{padding:100px 0;border-top:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head h2{font-size:clamp(34px,5vw,54px);margin:12px 0 16px;}
.section-head p{color:var(--ink-dim);font-size:17px;margin:0;}

/* Hero (marketing homepage) */
.hero-split{min-height:700px;display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:64px;padding:64px 0 84px;}
.hero-split h1{font-size:clamp(42px,6vw,72px);margin:20px 0 22px;}
.hero-split .lead{font-size:18px;color:var(--ink-dim);max-width:600px;margin:0 0 30px;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;}
.hero-micro{margin-top:16px;color:var(--ink-faint);font-size:13px;}
.hero-art{position:relative;min-height:520px;}
.card-main{position:absolute;inset:20px 0 20px 36px;border:1px solid var(--line);border-radius:24px;background:linear-gradient(145deg,var(--surface3),#08120d);overflow:hidden;box-shadow:0 30px 100px rgba(0,0,0,.45);}
.glow{position:absolute;width:300px;height:300px;border-radius:50%;background:var(--lime);filter:blur(110px);opacity:.12;right:-70px;top:-55px;}
.book-quote{position:absolute;width:240px;height:330px;left:50%;top:50%;transform:translate(-50%,-48%) rotate(-5deg);
  background:linear-gradient(145deg,var(--surface3),#08110c);border:1px solid rgba(168,255,0,.35);
  box-shadow:-30px 35px 70px rgba(0,0,0,.5);padding:26px;display:flex;flex-direction:column;justify-content:space-between;}
.book-quote small{color:var(--lime);font-weight:800;letter-spacing:2px;font-size:11px;}
.book-quote h3{font-size:30px;}
.book-quote p{color:var(--ink-dim);font-size:12px;margin:0;}
.floatcard{position:absolute;background:rgba(14,28,20,.92);border:1px solid var(--line);backdrop-filter:blur(10px);border-radius:14px;padding:14px 17px;font-weight:700;box-shadow:0 15px 40px rgba(0,0,0,.3);font-size:14px;}
.floatcard b{color:var(--lime);}
.f1{left:0;top:96px;} .f2{right:-12px;bottom:104px;}

@media(max-width:850px){
  .hero-split{grid-template-columns:1fr;padding-top:48px;}
  .hero-art{min-height:460px;}
}
@media(max-width:520px){
  .hero-split{gap:28px;min-height:auto;}
  .hero-art{min-height:400px;}
  .card-main{inset:10px;}
  .book-quote{width:200px;height:280px;}
}

/* feature/problem panels grid (marketing) */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
@media(max-width:850px){.feature-grid{grid-template-columns:1fr;}}
.feature-grid .panel .num{color:var(--lime);font-family:var(--font-display);font-weight:800;font-size:13px;}
.feature-grid .panel h3{font-size:23px;letter-spacing:-1px;margin:24px 0 10px;}
.feature-grid .panel p{color:var(--ink-dim);margin:0;}

/* ebook / collection */
.section-dark{background:#08130e;}
.book-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
@media(max-width:850px){.book-grid{grid-template-columns:1fr;}}
.ebook-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);transition:.2s;}
.ebook-card:hover{transform:translateY(-5px);border-color:rgba(168,255,0,.35);}
.book-cover{height:320px;padding:22px;background:#f3f3f1;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.book-cover img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 18px 24px rgba(0,0,0,.22));}
.ebook-body{padding:24px;}
.ebook-body .tag{font-size:12px;color:var(--lime);font-weight:800;text-transform:uppercase;}
.ebook-body h3{font-size:21px;margin:8px 0;letter-spacing:-1px;}
.ebook-body p{color:var(--ink-dim);font-size:14px;}
.ebook-body a{color:var(--ink);font-weight:800;}
.collection-more{margin-top:40px;padding:28px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(135deg,rgba(168,255,0,.08),rgba(255,255,255,.02));
  display:flex;align-items:center;justify-content:space-between;gap:24px;}
.collection-more h3{font-size:24px;letter-spacing:-1px;margin-bottom:6px;}
.collection-more p{margin:0;color:var(--ink-dim);}
@media(max-width:850px){.collection-more{flex-direction:column;align-items:flex-start;}}

/* about section (marketing) */
.about-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px;align-items:center;}
@media(max-width:850px){.about-grid{grid-template-columns:1fr;}}
.about-photo{aspect-ratio:auto;border-radius:22px;border:1px solid var(--line);overflow:hidden;}
.about-photo img{display:block;width:100%;height:100%;min-height:480px;object-fit:cover;object-position:left center;}
@media(max-width:850px){.about-photo img{min-height:0;height:auto;object-fit:contain;}}
.about-grid h2{font-size:clamp(34px,5vw,52px);margin:14px 0 20px;}
.about-grid p{color:var(--ink-dim);font-size:17px;}
.quote-block{border-left:3px solid var(--lime);padding-left:20px;margin:26px 0;font-weight:700;font-size:19px;}

.final-cta{text-align:center;padding:120px 0;}
.final-cta .section-head{margin:0 auto 30px;}
.final-cta h2{font-size:clamp(38px,6vw,64px);}

/* ---------- PUBLIC: footer ---------- */
.site-footer{border-top:1px solid var(--line);margin-top:0;padding:48px 0 26px;background:var(--surface);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;margin-bottom:36px;}
.footer-grid h4{font-family:var(--font-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-faint);margin:0 0 14px;}
.footer-grid a{display:block;font-size:14px;color:var(--ink-dim);margin-bottom:9px;}
.footer-grid a:hover{color:var(--lime);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;border-top:1px solid var(--line);padding-top:22px;font-size:12.5px;color:var(--ink-faint);}
.footer-bottom .nav-admin-link{color:var(--ink-faint);border:1px solid var(--line);border-radius:999px;padding:5px 12px;font-family:var(--font-mono);font-size:11px;}
.footer-bottom .nav-admin-link:hover{color:var(--lime);border-color:var(--lime);}
@media(max-width:700px){.footer-grid{grid-template-columns:1fr;} .footer-bottom{flex-direction:column;align-items:flex-start;}}

/* ---------- PUBLIC: blog listing hero ---------- */
.hero{padding:60px 0 36px;}
.hero h1{font-size:clamp(32px,5vw,50px);margin:0 0 14px;max-width:800px;}
.hero p{color:var(--ink-dim);font-size:16px;max-width:560px;margin:0;}

/* ---------- PUBLIC: post grid ---------- */
.post-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:28px 0 80px;}
.post-card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);min-height:340px;
  display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;transition:.2s;}
.post-card:hover{transform:translateY(-4px);border-color:rgba(168,255,0,.35);}
.post-card .bgimg{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .5s ease;}
.post-card:hover .bgimg{transform:scale(1.06);}
.post-card .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,16,12,0) 25%,rgba(6,16,12,.6) 60%,rgba(6,16,12,.95) 100%);}
.post-card .body{position:relative;padding:20px;z-index:2;}
.post-card .cat{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--lime);margin:0 0 8px;}
.post-card h3{font-family:var(--font-display);font-weight:700;font-size:19px;line-height:1.22;margin:0 0 8px;letter-spacing:-.5px;}
.post-card .excerpt{font-size:12.5px;color:#d8dcd8;margin:0;opacity:.85;}
.post-card .meta{display:flex;align-items:center;gap:8px;margin-top:12px;font-size:11px;color:#c3c9c4;font-family:var(--font-mono);}
.post-card.tall{min-height:480px;}
.post-card.wide h3{font-size:23px;}

@media(max-width:980px){.post-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:600px){.post-grid{grid-template-columns:1fr;}}

/* ---------- PUBLIC: single post ---------- */
.post-hero{position:relative;height:46vh;min-height:320px;background-size:cover;background-position:center;display:flex;align-items:flex-end;border-radius:0;}
.post-hero .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,16,12,0) 0%,rgba(6,16,12,.95) 90%);}
.post-hero .inner{position:relative;z-index:2;padding-bottom:34px;}
.post-hero h1{font-family:var(--font-display);font-weight:800;font-size:clamp(28px,4.2vw,44px);letter-spacing:-1px;max-width:820px;margin:8px 0;}
.article{max-width:720px;margin:0 auto;padding:44px 20px 96px;}
.article .meta-row{display:flex;align-items:center;gap:12px;color:var(--ink-dim);font-family:var(--font-mono);font-size:12.5px;margin-bottom:8px;}
.avatar{width:28px;height:28px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;color:var(--lime-ink);flex-shrink:0;}
.article-body{font-size:17px;line-height:1.85;color:#e3e6e2;}
.article-body p{margin:0 0 20px;}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:30px;}
.tag{font-family:var(--font-mono);font-size:11.5px;background:var(--surface);border:1px solid var(--line);color:var(--ink-dim);padding:5px 12px;border-radius:999px;}
.static-page{max-width:760px;margin:0 auto;padding:60px 20px 96px;}
.static-page h1{font-family:var(--font-display);font-weight:800;font-size:clamp(30px,4vw,44px);letter-spacing:-1px;margin:0 0 24px;}

/* ---------- ADMIN shell ---------- */
.admin{display:grid;grid-template-columns:236px 1fr;min-height:100vh;}
.a-sidebar{background:var(--surface);border-right:1px solid var(--line);padding:22px 16px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;}
.a-logo{font-family:var(--font-display);font-weight:800;font-size:17px;padding:6px 10px 22px;letter-spacing:-1px;}
.a-logo span{color:var(--lime);}
.a-nav{display:flex;flex-direction:column;gap:2px;flex:1;}
.a-nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;font-size:13.5px;font-weight:600;color:var(--ink-dim);}
.a-nav a:hover{background:var(--surface2);color:var(--ink);}
.a-nav a.active{background:var(--lime);color:var(--lime-ink);}
.a-nav .ic{width:16px;text-align:center;font-size:14px;}
.a-user{border-top:1px solid var(--line);padding-top:14px;margin-top:10px;font-size:13px;}
.a-user .name{font-weight:700;}
.a-user .role{font-family:var(--font-mono);font-size:10.5px;color:var(--lime);text-transform:uppercase;}
.a-user button{background:none;border:none;color:var(--ink-faint);font-size:12px;margin-top:8px;padding:0;}
.a-user button:hover{color:var(--danger);}

.a-main{padding:32px 40px 80px;max-width:1180px;}
.a-topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px;flex-wrap:wrap;gap:14px;}
.a-topbar h1{font-family:var(--font-display);font-size:26px;font-weight:700;margin:0;letter-spacing:-1px;}
.a-topbar .crumb{font-family:var(--font-mono);font-size:11.5px;color:var(--ink-faint);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px;}

.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:32px;}
.stat-card{background:linear-gradient(145deg,var(--surface2),var(--surface));border:1px solid var(--line);border-radius:var(--radius);padding:20px;}
.stat-card .num{font-family:var(--font-display);font-size:30px;font-weight:800;color:var(--lime);}
.stat-card .lbl{font-size:12.5px;color:var(--ink-dim);margin-top:4px;}
@media(max-width:900px){.stat-grid{grid-template-columns:repeat(2,1fr);}}

.panel{background:linear-gradient(145deg,var(--surface2),var(--surface));border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:24px;}
.panel h3{font-family:var(--font-display);font-size:16px;margin:0 0 16px;letter-spacing:-.5px;}

table{width:100%;border-collapse:collapse;font-size:13.5px;}
th{text-align:left;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-faint);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--line);}
td{padding:12px;border-bottom:1px solid var(--line);vertical-align:middle;}
tr:last-child td{border-bottom:none;}
td .title-cell{font-weight:600;color:var(--ink);}
td .sub{color:var(--ink-faint);font-size:11.5px;font-family:var(--font-mono);}
.badge{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;padding:3px 9px;border-radius:999px;letter-spacing:.03em;}
.badge.published{background:rgba(168,255,0,.15);color:var(--lime);}
.badge.draft{background:rgba(255,255,255,.08);color:var(--ink-dim);}
.badge.scheduled{background:rgba(120,170,255,.15);color:#9db8ff;}
.row-actions{display:flex;gap:14px;}
.row-actions button, .row-actions a{background:none;border:none;color:var(--ink-dim);font-size:12.5px;font-weight:600;padding:0;}
.row-actions button:hover{color:var(--lime);}
.row-actions .del:hover{color:var(--danger);}
.tabs{display:flex;gap:6px;margin-bottom:18px;}
.tabs button{background:var(--surface2);border:1px solid var(--line);color:var(--ink-dim);padding:8px 16px;border-radius:999px;font-size:12.5px;font-weight:600;}
.tabs button.active{background:var(--lime);color:var(--lime-ink);border-color:var(--lime);}

.field{margin-bottom:18px;}
.field label{display:block;font-size:12.5px;font-weight:700;color:var(--ink-dim);margin-bottom:7px;}
.field .hint{font-size:11.5px;color:var(--ink-faint);margin-top:6px;}
.field input[type=text], .field input[type=email], .field input[type=password], .field input[type=date], .field input[type=url], .field textarea, .field select{
  width:100%;background:var(--surface2);border:1px solid var(--line);border-radius:10px;color:var(--ink);padding:11px 13px;font-size:14px;
}
.field textarea{resize:vertical;min-height:100px;font-family:var(--font-body);line-height:1.6;}
.field input:focus, .field textarea:focus, .field select:focus{outline:none;border-color:var(--lime);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.checkbox-row{display:flex;align-items:center;gap:10px;}
.checkbox-row input{width:16px;height:16px;accent-color:var(--lime);}

.editor-grid{display:grid;grid-template-columns:1fr 300px;gap:24px;align-items:start;}
@media(max-width:900px){.editor-grid{grid-template-columns:1fr;} .field-row{grid-template-columns:1fr;}}

.media-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px;}
.media-item{background:var(--surface2);border:1px solid var(--line);border-radius:12px;overflow:hidden;}
.media-item .thumb{aspect-ratio:1;background-size:cover;background-position:center;}
.media-item .info{padding:9px 11px;}
.media-item .info .fn{font-size:11.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.media-item .info .sz{font-size:10.5px;color:var(--ink-faint);font-family:var(--font-mono);}
.media-item .info button{margin-top:6px;font-size:11px;color:var(--danger);background:none;border:none;padding:0;}
.upload-drop{border:1.5px dashed var(--line);border-radius:var(--radius);padding:36px;text-align:center;color:var(--ink-dim);margin-bottom:20px;cursor:pointer;}
.upload-drop:hover{border-color:var(--lime);color:var(--lime);}

.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);display:flex;align-items:center;justify-content:center;z-index:100;padding:20px;}
.modal{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;max-width:460px;width:100%;max-height:86vh;overflow:auto;}
.modal h3{font-family:var(--font-display);margin:0 0 18px;}
.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:6px;}

.toast{position:fixed;bottom:24px;right:24px;background:var(--lime);color:var(--lime-ink);padding:13px 20px;border-radius:10px;font-weight:700;font-size:13.5px;z-index:200;box-shadow:0 8px 30px rgba(0,0,0,.4);}

.login-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 30% 20%, #101f17 0%, #06100c 60%);}
.login-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:40px;width:100%;max-width:380px;}
.login-card .a-logo{padding:0 0 26px;}
.login-card .hint-box{background:var(--surface2);border:1px solid var(--line);border-radius:10px;padding:12px 14px;font-size:12px;color:var(--ink-faint);font-family:var(--font-mono);margin-top:18px;line-height:1.7;}

.empty-state{text-align:center;padding:50px 20px;color:var(--ink-faint);}
.empty-state .big{font-size:15px;color:var(--ink-dim);font-weight:600;margin-bottom:6px;}

.denied{max-width:480px;margin:100px auto;text-align:center;padding:0 20px;}
.denied h2{font-family:var(--font-display);font-size:24px;}

@media(max-width:860px){
  .admin{grid-template-columns:1fr;}
  .a-sidebar{position:relative;height:auto;flex-direction:row;align-items:center;overflow-x:auto;}
  .a-nav{flex-direction:row;}
  .a-user{display:none;}
  .a-main{padding:22px 18px 60px;}
  .stat-grid{grid-template-columns:1fr 1fr;}
}