:root{
  --bg:#0e1016; --panel:#151823; --card:#171a26; --card2:#1c2030;
  --line:#262b3a; --txt:#e8eaf0; --mut:#9aa2b4; --pri:#6c5ce7; --pri2:#a29bfe;
  --ok:#22c55e; --warn:#f59e0b; --bad:#ef4444; --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Inter,sans-serif;background:var(--bg);color:var(--txt);font-size:14px;line-height:1.5}
a{color:inherit;text-decoration:none}
.link{color:var(--pri2)}
.muted{color:var(--mut)}

/* ---------- AUTH ---------- */
.auth-body{min-height:100vh;display:grid;place-items:center;background:radial-gradient(1200px 600px at 50% -10%,#1c1740 0%,var(--bg) 55%)}
.auth-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:36px;width:360px;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.auth-brand{font-size:26px;font-weight:800}
.auth-sub{color:var(--mut);margin:4px 0 22px}
.auth-card label{display:block;margin:14px 0 6px;font-size:12px;color:var(--mut)}
.auth-card input{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line);background:#0f121b;color:var(--txt)}
.auth-card input:focus{outline:none;border-color:var(--pri)}

/* ---------- LAYOUT ---------- */
.layout{display:grid;grid-template-columns:250px 1fr;min-height:100vh}
.sidebar{background:var(--panel);border-right:1px solid var(--line);padding:22px 16px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{font-size:20px;font-weight:800;padding:6px 10px 22px}
.sidebar nav{display:flex;flex-direction:column;gap:4px;flex:1}
.sidebar nav a{display:flex;align-items:center;gap:12px;padding:11px 14px;border-radius:10px;color:var(--mut);font-weight:500;transition:.15s}
.sidebar nav a i{font-style:normal;width:18px;text-align:center}
.sidebar nav a:hover{background:var(--card2);color:var(--txt)}
.sidebar nav a.on{background:linear-gradient(90deg,rgba(108,92,231,.25),transparent);color:#fff;box-shadow:inset 3px 0 0 var(--pri)}
.side-foot{border-top:1px solid var(--line);padding-top:14px}
.me{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--pri);display:grid;place-items:center;font-weight:700;color:#fff}
.me-name{font-weight:600}.me-role{font-size:11px;color:var(--mut);text-transform:capitalize}
.logout{display:block;text-align:center;padding:9px;border-radius:9px;border:1px solid var(--line);color:var(--mut);font-size:13px}
.logout:hover{border-color:var(--bad);color:var(--bad)}
.main{padding:28px 32px;overflow-x:hidden}

/* ---------- COMMON ---------- */
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;flex-wrap:wrap;gap:12px}
.page-head h1{font-size:24px;margin:0}
.count-pill{font-size:13px;background:var(--card2);color:var(--mut);padding:2px 10px;border-radius:20px;margin-left:8px;vertical-align:middle}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-bottom:18px}
.card h3{margin:0 0 14px;font-size:15px}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.card-head h3{margin:0}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:900px){.grid-2{grid-template-columns:1fr}.layout{grid-template-columns:1fr}.sidebar{position:static;height:auto;flex-direction:row;flex-wrap:wrap}.sidebar nav{flex-direction:row}}

/* buttons */
.btn-primary{background:var(--pri);color:#fff;border:0;padding:10px 18px;border-radius:10px;font-weight:600;cursor:pointer;display:inline-block}
.btn-primary:hover{background:#5a4bd4}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--txt);padding:10px 16px;border-radius:10px;cursor:pointer;display:inline-block}
.btn-ghost:hover{border-color:var(--pri)}
.btn-block{display:block;width:100%;text-align:center;margin-top:16px}
.btn-sm{background:var(--card2);border:1px solid var(--line);color:var(--txt);padding:7px 11px;border-radius:8px;font-size:12.5px;cursor:pointer;display:inline-block}
.btn-sm:hover{border-color:var(--pri)}
.btn-danger{color:var(--bad);border-color:transparent}
.btn-danger:hover{background:rgba(239,68,68,.12)}

/* inputs */
label{display:block;margin:14px 0 6px;font-size:12.5px;color:var(--mut)}
input,select,textarea{width:100%;padding:11px 13px;border-radius:10px;border:1px solid var(--line);background:#0f121b;color:var(--txt);font-family:inherit;font-size:14px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--pri)}
input[type=color]{padding:4px;height:44px;cursor:pointer}
input[type=checkbox]{width:auto}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* flash */
.flash{padding:12px 16px;border-radius:10px;margin-bottom:16px;font-size:13.5px;border:1px solid}
.flash.success{background:rgba(34,197,94,.12);border-color:var(--ok);color:#bbf7d0}
.flash.error{background:rgba(239,68,68,.12);border-color:var(--bad);color:#fecaca}

/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}
@media(max-width:900px){.kpi-grid{grid-template-columns:1fr 1fr}}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;display:flex;align-items:center;gap:14px}
.kpi-ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-size:20px}
.kpi-num{font-size:24px;font-weight:800;line-height:1}
.kpi-lbl{font-size:12px;color:var(--mut);margin-top:3px}

/* tables */
.table{width:100%;border-collapse:collapse}
.table th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--mut);padding:8px 10px;border-bottom:1px solid var(--line)}
.table td{padding:10px;border-bottom:1px solid var(--line);font-size:13.5px}
.table tr:last-child td{border-bottom:0}
.table-lg td{padding:14px 10px}
.tag{background:var(--card2);border:1px solid var(--line);padding:2px 9px;border-radius:20px;font-size:11.5px;text-transform:capitalize}
.tag.published{color:#6ee7b7;border-color:#065f46}
.tag.draft{color:#fcd34d;border-color:#78350f}
.cell-book{display:flex;align-items:center;gap:10px}
.cell-book img{width:34px;height:44px;object-fit:cover;border-radius:5px}
.cell-noimg{width:34px;height:44px;background:var(--card2);border-radius:5px;display:grid;place-items:center;color:var(--mut)}

/* mini list */
.mini-list{display:flex;flex-direction:column;gap:2px}
.mini-item{display:flex;align-items:center;gap:12px;padding:10px 8px;border-radius:10px}
.mini-item:hover{background:var(--card2)}
.mini-thumb{width:40px;height:52px;border-radius:6px;overflow:hidden;background:var(--card2);display:grid;place-items:center;color:var(--mut);flex-shrink:0}
.mini-thumb img{width:100%;height:100%;object-fit:cover}
.mini-main{flex:1;min-width:0}
.mini-title{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mini-sub{font-size:12px;color:var(--mut);display:flex;align-items:center;gap:6px}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block}.dot.published{background:var(--ok)}.dot.draft{background:var(--warn)}
.mini-val{text-align:right;font-weight:700}.mini-val small{display:block;font-size:10px;color:var(--mut);font-weight:400}

/* book grid */
.book-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px}
.book-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.2s}
.book-card:hover{transform:translateY(-3px);border-color:var(--pri)}
.book-cover{position:relative;aspect-ratio:3/4;background:var(--card2);overflow:hidden}
.book-cover img{width:100%;height:100%;object-fit:cover}
.book-noimg{width:100%;height:100%;display:grid;place-items:center;font-size:40px;color:var(--mut)}
.status-badge{position:absolute;top:10px;left:10px;font-size:11px;padding:3px 9px;border-radius:20px;font-weight:600}
.status-badge.published{background:rgba(34,197,94,.9);color:#04250f}
.status-badge.draft{background:rgba(245,158,11,.9);color:#3a2400}
.book-body{padding:14px}
.book-title{font-weight:700;margin-bottom:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.book-meta{font-size:12px;color:var(--mut);margin-bottom:12px}
.book-actions{display:flex;flex-wrap:wrap;gap:6px}
.book-actions form{margin:0}

/* empty */
.empty{text-align:center;padding:70px 20px;background:var(--card);border:1px dashed var(--line);border-radius:var(--radius)}
.empty-ic{font-size:52px;color:var(--mut)}
.empty h3{margin:14px 0 6px}
.empty p{color:var(--mut);margin-bottom:20px}

/* dropzone */
.dropzone{border:2px dashed var(--line);border-radius:14px;padding:34px;text-align:center;cursor:pointer;transition:.2s;background:#0f121b}
.dropzone:hover,.dropzone.drag{border-color:var(--pri);background:#12152180}
.dz-ic{font-size:34px;color:var(--pri2)}
.dz-text{margin-top:8px;color:var(--mut)}
.dz-file{margin-top:8px;font-weight:600;color:var(--ok)}

/* edit page */
.grid-edit{display:grid;grid-template-columns:1fr 340px;gap:20px;align-items:start}
@media(max-width:1000px){.grid-edit{grid-template-columns:1fr}}
.toggle-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:8px}
@media(max-width:600px){.toggle-grid{grid-template-columns:1fr}}
.toggle{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid var(--line);border-radius:10px;cursor:pointer}
.toggle input{display:none}
.switch{width:40px;height:22px;background:var(--card2);border-radius:20px;position:relative;flex-shrink:0;transition:.2s;border:1px solid var(--line)}
.switch::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#7a8296;transition:.2s}
.toggle input:checked + .switch{background:var(--pri);border-color:var(--pri)}
.toggle input:checked + .switch::after{left:20px;background:#fff}
.toggle-txt b{display:block;font-size:13px}.toggle-txt small{color:var(--mut);font-size:11px}
.chk-inline{display:inline-flex;align-items:center;gap:6px;margin:8px 0;font-size:13px;color:var(--mut)}
.logo-preview{display:flex;align-items:center;gap:12px;margin:8px 0}
.logo-preview img{height:40px;border-radius:6px;background:#fff;padding:4px}
.copy-row{display:flex;gap:8px;margin-bottom:8px}
.copy-row input,.copy-row textarea{flex:1}
.copy-row button{background:var(--pri);border:0;color:#fff;border-radius:9px;padding:0 16px;cursor:pointer;font-weight:600}
.qr-wrap{text-align:center;margin-top:14px}.qr-wrap img{background:#fff;padding:8px;border-radius:10px}.qr-wrap small{display:block;margin-top:6px}
.summary div{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line);font-size:13px}
.summary div:last-child{border:0}.summary span{color:var(--mut)}
.share-social{display:flex;gap:8px;margin-top:10px}.share-social a{flex:1;text-align:center}

/* modal */
.modal,.vmodal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:none;place-items:center;z-index:100}
.modal.open{display:grid}
.modal-box{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;width:440px;max-width:92vw}
.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.modal-x{background:none;border:0;color:var(--mut);font-size:18px;cursor:pointer;width:auto}