:root{
    --navy:#16233F;
    --navy-2:#223A64;
    --parchment:#F3F5F9;
    --paper:#FFFFFF;
    --gold:#2563EB;
    --gold-dark:#1D4ED8;
    --teal:#0EA5E9;
    --crimson:#B23A48;
    --ink:#1C1B19;
    --ink-soft:#5A5648;
    --line:#E4DCC8;
    --esewa:#60BB46;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'Inter',sans-serif;
    background:var(--parchment);
    color:var(--ink);
    line-height:1.5;
    -webkit-font-smoothing:antialiased;
  }
  h1,h2,h3,.display{ font-family:'Fraunces',serif; }
  .mono{ font-family:'IBM Plex Mono',monospace; }
  a{ color:inherit; text-decoration:none; }
  button{ font-family:inherit; cursor:pointer; border:none; }
  input,select,textarea{ font-family:inherit; }
  img{max-width:100%;}
  ::selection{ background:var(--gold); color:var(--navy); }

  /* ---------- NAVBAR ---------- */
  header.site-header{
    background:#1E2B63;
    color:#fff;
    position:sticky; top:0; z-index:100;
    box-shadow:0 2px 14px rgba(0,0,0,.18);
  }
  .nav-inner{
    max-width:1280px; margin:0 auto; padding:18px 28px;
    display:flex; align-items:center; justify-content:space-between;
  }
  .brand{ display:flex; align-items:center; gap:10px; }
  .brand-mark{ display:none; }
  .brand-text{ display:flex; flex-direction:column; line-height:1.1; }
  .brand-text .en{ font-family:'Inter',sans-serif; font-weight:800; font-size:20px; letter-spacing:.1px; white-space:nowrap; }
  .brand-text .np{ display:none; }
  nav.links{ display:flex; align-items:center; gap:8px; }
  nav.links button.nav-btn{
    background:transparent; color:#F1F3F9; padding:9px 14px; border-radius:7px;
    font-size:15.5px; font-weight:500; transition:.15s;
  }
  nav.links button.nav-btn:hover{ background:rgba(255,255,255,.1); }
  nav.links button.nav-btn.active{ background:rgba(255,255,255,.14); color:#fff; }
  .cart-pill{ position:relative; }
  .cart-badge{
    position:absolute; top:1px; right:1px; background:var(--crimson); color:#fff;
    font-size:10px; font-weight:700; border-radius:999px; min-width:16px; height:16px;
    display:flex; align-items:center; justify-content:center; padding:0 3px;
    border:1.5px solid var(--navy);
  }
  .auth-actions{ display:flex; align-items:center; gap:8px; margin-left:6px;}
  .auth-link{
    font-family:'Inter',sans-serif; font-weight:700; font-size:15.5px; color:#fff;
    background:transparent; padding:8px 10px; border-radius:6px; transition:.15s;
  }
  .auth-link:hover{ background:rgba(255,255,255,.1); }
  button:focus{ outline:none; }
  button:focus-visible{ outline:2px solid rgba(255,255,255,.6); outline-offset:2px; }
  .btn{
    display:inline-flex; align-items:center; justify-content:center; gap:8px;
    padding:10px 18px; border-radius:8px; font-weight:600; font-size:14.5px; transition:.15s;
  }
  .btn-gold{ background:var(--gold); color:#fff; }
  .btn-gold:hover{ background:var(--gold-dark); transform:translateY(-1px); }
  .btn-outline{ background:transparent; color:#fff; border:1.4px solid rgba(255,255,255,.55); }
  .btn-outline:hover{ background:rgba(255,255,255,.1); }
  .btn-navy{ background:var(--navy); color:#fff; }
  .btn-navy:hover{ background:var(--navy-2); }
  .btn-teal{ background:var(--teal); color:#fff; }
  .btn-teal:hover{ filter:brightness(1.1); }
  .btn-block{ width:100%; }
  .user-chip{
    display:flex; align-items:center; gap:9px; background:rgba(255,255,255,.09);
    padding:6px 12px 6px 6px; border-radius:999px; font-size:13.5px;
  }
  .user-chip .avatar{
    width:26px; height:26px; border-radius:50%; background:var(--gold); color:#fff;
    display:flex; align-items:center; justify-content:center; font-weight:700; font-size:12px;
  }
  .hamburger{ display:none; background:transparent; color:#fff; font-size:22px; padding:6px 10px; }

  /* ---------- HERO ---------- */
  .hero{
    background:linear-gradient(115deg, #2B5FE0 0%, #2E7FE8 45%, #3FB4EE 100%);
    color:#fff; padding:96px 24px 130px; text-align:center; position:relative; overflow:hidden;
  }
  .hero-inner{ position:relative; max-width:760px; margin:0 auto; }
  .hero h1{ font-family:'Inter',sans-serif; font-size:clamp(26px,4.2vw,40px); font-weight:800; line-height:1.2; margin-bottom:12px; }
  .hero p{ font-size:17px; color:#EAF2FE; max-width:560px; margin:0 auto 30px; }
  .hero-actions{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }
  .btn-lg{ padding:14px 30px; font-size:16px; border-radius:8px; }
  .hero .btn-gold{ background:#fff; color:#2B5FE0; font-weight:700; }
  .hero .btn-gold:hover{ background:#EAF2FE; }

  .feature-strip{ max-width:1100px; margin:-64px auto 60px; padding:0 24px; position:relative; z-index:5; }
  .feature-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
  .feature-card{
    background:var(--paper); border-radius:12px; padding:30px 20px; text-align:center;
    box-shadow:0 12px 28px rgba(22,35,63,.12);
  }
  .feature-card .icon{ font-size:24px; margin-bottom:6px; display:block; }
  .feature-card h3{ font-family:'Inter',sans-serif; font-size:17px; font-weight:700; line-height:1.35; }
  .feature-card h3 .thin{ font-weight:400; display:block; }
  .feature-card p{ display:none; }

  /* ---------- SECTIONS ---------- */
  .section{ max-width:1160px; margin:0 auto; padding:56px 24px; }
  .section-head{ display:flex; align-items:flex-end; justify-content:space-between; margin-bottom:28px; flex-wrap:wrap; gap:12px;}
  .section-head h2{ font-size:28px; font-weight:700; }
  .section-head p{ color:var(--ink-soft); font-size:14.5px; margin-top:4px; }
  .eyebrow-line{ display:flex; align-items:center; gap:10px; color:var(--gold-dark); font-weight:700; font-size:12.5px; letter-spacing:1.5px; text-transform:uppercase; margin-bottom:6px;}
  .eyebrow-line::before{ content:""; width:26px; height:2px; background:var(--gold-dark); }

  /* ---------- BOOK GRID ---------- */
  .toolbar{ display:flex; gap:12px; flex-wrap:wrap; margin-bottom:26px; }
  .search-input{
    flex:1; min-width:200px; padding:11px 14px; border:1.5px solid var(--line); border-radius:8px;
    background:var(--paper); font-size:14px;
  }
  .search-input:focus{ outline:none; border-color:var(--gold); }
  select.filter-select{
    padding:11px 14px; border:1.5px solid var(--line); border-radius:8px; background:var(--paper); font-size:14px;
  }
  .book-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
  .book-card{
    background:var(--paper); border-radius:12px; overflow:hidden; border:1px solid var(--line);
    box-shadow:0 4px 14px rgba(22,35,63,.05); transition:.2s; display:flex; flex-direction:column;
  }
  .book-card:hover{ transform:translateY(-4px); box-shadow:0 14px 28px rgba(22,35,63,.14); }
  .book-cover{
    height:170px; position:relative; display:flex; align-items:center; justify-content:center;
    padding:16px; text-align:center;
  }
  .book-cover .spine{ position:absolute; left:0; top:0; bottom:0; width:9px; background:rgba(0,0,0,.18); }
  .book-cover .cat-tag{
    position:absolute; top:10px; right:10px; background:rgba(255,255,255,.85); color:var(--navy);
    font-size:10px; font-weight:700; padding:3px 8px; border-radius:999px; letter-spacing:.4px;
  }
  .free-tag{
    position:absolute; top:10px; left:10px; background:var(--teal); color:#fff;
    font-size:10px; font-weight:700; padding:3px 8px; border-radius:999px; letter-spacing:.4px;
  }
  .book-cover h4{ color:#fff; font-size:16px; font-weight:700; line-height:1.25; text-shadow:0 2px 6px rgba(0,0,0,.25); }
  .book-body{ padding:14px 16px 16px; display:flex; flex-direction:column; gap:8px; flex:1; }
  .book-author{ font-size:12.5px; color:var(--ink-soft); }
  .book-foot{ display:flex; align-items:center; justify-content:space-between; margin-top:auto; padding-top:8px; }
  .book-price{ font-family:'IBM Plex Mono',monospace; font-weight:600; font-size:15px; color:var(--navy); }
  .add-cart-btn{
    background:var(--navy); color:#fff; padding:8px 13px; border-radius:7px; font-size:12.5px; font-weight:600;
    display:flex; align-items:center; gap:6px;
  }
  .add-cart-btn:hover{ background:var(--navy-2); }
  .add-cart-btn.added{ background:var(--teal); }

  /* ---------- AUTH CARDS ---------- */
  .auth-wrap{
    display:flex; justify-content:center; align-items:flex-start;
    padding:72px 20px 100px;
    background:linear-gradient(115deg, #2B5FE0 0%, #2E7FE8 45%, #3FB4EE 100%);
    min-height:calc(100vh - 250px);
  }
  .auth-card{
    background:var(--paper);
    max-width:440px; width:100%; border-radius:14px; padding:36px 32px;
    box-shadow:0 20px 48px rgba(11,25,60,.28); border:1px solid var(--line);
    position:relative; overflow:hidden; margin-top:10px;
  }
  .auth-card::before{
    content:""; position:absolute; top:0; left:0; right:0; height:5px;
    background:linear-gradient(90deg, var(--gold), var(--navy));
  }
  .auth-card h2{ font-size:24px; margin-bottom:4px; }
  .auth-sub{ color:var(--ink-soft); font-size:13.5px; margin-bottom:22px; }
  .field{ margin-bottom:16px; }
  .field label{ display:block; font-size:12.5px; font-weight:600; margin-bottom:6px; color:var(--navy); }
  .field input, .field select{
    width:100%; padding:11px 13px; border:1.5px solid var(--line); border-radius:8px; font-size:14px; background:#FCFBF7;
  }
  .field input:focus, .field select:focus{ outline:none; border-color:var(--gold); background:#fff; }
  .field-error{ color:var(--crimson); font-size:12px; margin-top:5px; display:none; }
  .field.invalid input{ border-color:var(--crimson); }
  .field.invalid .field-error{ display:block; }
  .field.valid input{ border-color:var(--teal); }
  .pw-strength{ margin-top:8px; }
  .pw-bar-track{ height:5px; border-radius:99px; background:var(--line); overflow:hidden; }
  .pw-bar-fill{ height:100%; width:0%; transition:.25s; border-radius:99px; }
  .pw-label{ font-size:11.5px; margin-top:5px; font-weight:600; }
  .pw-checklist{ list-style:none; margin-top:9px; display:grid; grid-template-columns:1fr 1fr; gap:5px 10px;}
  .pw-checklist li{ font-size:11.5px; color:var(--ink-soft); display:flex; align-items:center; gap:5px; }
  .pw-checklist li.ok{ color:var(--teal); font-weight:600; }
  .pw-checklist li .dot{ width:6px; height:6px; border-radius:50%; background:var(--line); flex-shrink:0; }
  .pw-checklist li.ok .dot{ background:var(--teal); }
  .checkbox-row{ display:flex; align-items:flex-start; gap:9px; font-size:12.5px; color:var(--ink-soft); margin-bottom:18px; }
  .checkbox-row input{ margin-top:2px; }
  .auth-footer{ text-align:center; font-size:13.5px; color:var(--ink-soft); margin-top:18px; }
  .auth-footer button{ background:none; color:var(--gold-dark); font-weight:700; }
  .forgot-link{ display:block; text-align:right; font-size:12.5px; color:var(--gold-dark); font-weight:600; margin:-8px 0 16px; }
  .alert{ padding:11px 13px; border-radius:8px; font-size:13px; margin-bottom:16px; display:flex; gap:8px; align-items:flex-start;}
  .alert-error{ background:#FBE9EA; color:var(--crimson); border:1px solid #F2C6CA; }
  .alert-success{ background:#E9F4F0; color:var(--teal); border:1px solid #C6E4D9; }
  .alert-info{ background:#EAF1FB; color:var(--navy-2); border:1px solid #CBDCF3; }
  .step-track{ display:flex; align-items:center; gap:6px; margin-bottom:22px; }
  .step-dot{ flex:1; height:4px; border-radius:99px; background:var(--line); }
  .step-dot.done{ background:var(--gold); }

  /* ---------- CART ---------- */
  .cart-layout{ display:grid; grid-template-columns:1.6fr 1fr; gap:26px; align-items:start; }
  .cart-item{
    display:flex; gap:14px; background:var(--paper); border:1px solid var(--line); border-radius:10px; padding:14px; margin-bottom:12px; align-items:center;
  }
  .cart-item .mini-cover{ width:52px; height:66px; border-radius:5px; flex-shrink:0; display:flex; align-items:center; justify-content:center; color:#fff; font-size:10px; font-weight:700; text-align:center; padding:4px;}
  .cart-item .info{ flex:1; min-width:0; }
  .cart-item .info h4{ font-size:14.5px; margin-bottom:2px; }
  .cart-item .info p{ font-size:12px; color:var(--ink-soft); }
  .qty-control{ display:flex; align-items:center; gap:8px; border:1px solid var(--line); border-radius:7px; padding:3px 4px; }
  .qty-control button{ width:22px; height:22px; background:var(--parchment); border-radius:5px; font-weight:700; }
  .qty-control span{ min-width:16px; text-align:center; font-size:13.5px; font-weight:600; }
  .remove-btn{ color:var(--crimson); font-size:12px; font-weight:600; margin-left:10px; }
  .cart-item .price{ font-family:'IBM Plex Mono',monospace; font-weight:600; min-width:78px; text-align:right; }
  .summary-card{ background:var(--paper); border:1px solid var(--line); border-radius:12px; padding:22px; position:sticky; top:100px; }
  .summary-card h3{ font-size:17px; margin-bottom:16px; }
  .summary-row{ display:flex; justify-content:space-between; font-size:13.5px; color:var(--ink-soft); margin-bottom:9px; }
  .summary-row.total{ font-size:16px; font-weight:700; color:var(--ink); border-top:1px dashed var(--line); padding-top:12px; margin-top:12px; }
  .empty-state{ text-align:center; padding:60px 20px; color:var(--ink-soft); }
  .empty-state .icon{ font-size:44px; margin-bottom:10px; }

  /* ---- Ratings & reviews ---- */
  .stars{ color:var(--gold); letter-spacing:1px; }
  .rating-summary{ display:flex; align-items:center; gap:7px; flex-wrap:wrap; }
  .rating-avg{ font-weight:700; font-size:14px; }
  .rating-count{ font-size:12px; color:var(--ink-soft); }

  .book-detail{ display:grid; grid-template-columns:220px 1fr; gap:32px; margin-bottom:40px; }
  .book-detail-cover{
    aspect-ratio:3/4; border-radius:12px; position:relative; padding:16px;
    display:flex; flex-direction:column; justify-content:flex-end; color:#fff; overflow:hidden;
  }
  .book-detail-cover h4{ font-size:16px; line-height:1.3; }
  .book-detail-info{ display:flex; flex-direction:column; }

  .review-section{ border-top:1px solid var(--line); padding-top:28px; }
  .review-form{ background:var(--paper); border:1px solid var(--line); border-radius:12px; padding:20px; margin-bottom:26px; max-width:520px; }
  .star-input{ display:flex; flex-direction:row-reverse; justify-content:flex-end; gap:2px; font-size:26px; }
  .star-input input{ display:none; }
  .star-input label{ color:#D8D2C4; cursor:pointer; transition:.15s; }
  .star-input input:checked ~ label,
  .star-input label:hover,
  .star-input label:hover ~ label{ color:var(--gold); }

  .review-list{ display:flex; flex-direction:column; gap:16px; }
  .review-item{ border:1px solid var(--line); border-radius:10px; padding:14px 16px; }
  .review-head{ display:flex; justify-content:space-between; align-items:baseline; gap:10px; flex-wrap:wrap; margin-bottom:6px; }
  .review-name{ font-weight:700; font-size:13.5px; margin-right:8px; }
  .review-date{ font-size:11.5px; color:var(--ink-soft); }
  .review-comment{ font-size:13.5px; color:var(--ink); line-height:1.55; }

  /* ---- Audio/video player ---- */
  .media-embed-wrap{ position:relative; width:100%; padding-top:56.25%; border-radius:12px; overflow:hidden; background:#000; }
  .media-embed-wrap iframe{ position:absolute; inset:0; width:100%; height:100%; border:0; }
  .audio-player-card{
    border-radius:14px; padding:28px 24px; display:flex; flex-direction:column; align-items:center; gap:16px; color:#fff;
  }
  .audio-icon{ font-size:34px; opacity:.85; }

  /* ---------- PAYMENT ---------- */
  .pay-methods{ display:grid; grid-template-columns:repeat(2,1fr); gap:12px; margin-bottom:20px; }
  .pay-method{
    border:1.6px solid var(--line); border-radius:10px; padding:14px; display:flex; align-items:center; gap:10px; cursor:pointer; background:var(--paper); transition:.15s;
  }
  .pay-method:hover{ border-color:var(--gold); }
  .pay-method.selected{ border-color:var(--navy); background:#F3F6FC; box-shadow:0 0 0 2px rgba(22,35,63,.08); }
  .pay-logo{ width:38px; height:38px; border-radius:8px; display:flex; align-items:center; justify-content:center; color:#fff; font-weight:700; font-size:12px; flex-shrink:0; }
  .pay-method .pname{ font-size:13.5px; font-weight:700; }
  .pay-method .ptag{ font-size:11px; color:var(--ink-soft); }
  .receipt{
    background:var(--paper); border:1.6px dashed var(--gold-dark); border-radius:12px; padding:28px; position:relative; text-align:center;
  }
  .stamp{
    display:inline-block; border:3px solid var(--teal); color:var(--teal); font-weight:800; font-size:18px;
    padding:8px 22px; border-radius:8px; transform:rotate(-8deg); letter-spacing:2px; margin:14px 0; font-family:'Fraunces',serif;
  }
  .receipt .order-id{ font-family:'IBM Plex Mono',monospace; font-size:13px; color:var(--ink-soft); margin-top:6px; }
  .receipt-list{ text-align:left; margin:18px 0; border-top:1px dashed var(--line); border-bottom:1px dashed var(--line); padding:14px 0; }
  .receipt-list div{ display:flex; justify-content:space-between; font-size:13.5px; margin-bottom:7px; }

  /* ---------- FOOTER ---------- */
  footer.site-footer{ background:var(--navy); color:#C9D3E8; padding:44px 24px 26px; margin-top:40px; }
  .footer-inner{ max-width:1160px; margin:0 auto; display:grid; grid-template-columns:2fr 1fr 1fr; gap:30px; }
  footer h4{ color:#fff; font-size:14.5px; margin-bottom:12px; }
  footer p{ font-size:13px; line-height:1.7; }
  footer ul{ list-style:none; }
  footer ul li{ font-size:13px; margin-bottom:8px; opacity:.85; }
  .footer-bottom{ max-width:1160px; margin:30px auto 0; padding-top:20px; border-top:1px solid rgba(255,255,255,.1); font-size:12px; text-align:center; opacity:.6; }
  .visitor-count{ display:inline-block; margin-left:10px; padding-left:10px; border-left:1px solid rgba(255,255,255,.2); }

  .toast-wrap{ position:fixed; bottom:22px; right:22px; z-index:999; display:flex; flex-direction:column; gap:10px; }
  .toast{
    background:var(--navy); color:#fff; padding:13px 18px; border-radius:9px; font-size:13.5px; box-shadow:0 10px 26px rgba(0,0,0,.25);
    display:flex; align-items:center; gap:9px; min-width:230px; animation:slideIn .25s ease;
  }
  .toast.error{ background:var(--crimson); }
  .toast.success{ background:var(--teal); }
  @keyframes slideIn{ from{ transform:translateX(30px); opacity:0;} to{ transform:translateX(0); opacity:1;} }

  .my-library-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }

  /* ---------- ARTICLES ---------- */
  .article-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
  .article-card{
    background:var(--paper); border:1px solid var(--line); border-radius:12px; padding:22px;
    display:flex; flex-direction:column; gap:8px; transition:.2s; box-shadow:0 4px 14px rgba(22,35,63,.05);
  }
  .article-card:hover{ transform:translateY(-4px); box-shadow:0 14px 28px rgba(22,35,63,.14); border-color:var(--gold); }
  .article-date{ font-family:'IBM Plex Mono',monospace; font-size:11.5px; color:var(--gold-dark); font-weight:600; letter-spacing:.3px; }
  .article-card h3{ font-family:'Fraunces',serif; font-size:18px; line-height:1.35; }
  .article-card p{ font-size:13.5px; color:var(--ink-soft); line-height:1.55; flex:1; }
  .article-readmore{ font-size:12.5px; font-weight:700; color:var(--navy); margin-top:4px; }

  .article-body h1{ font-family:'Fraunces',serif; font-size:clamp(26px,4vw,38px); line-height:1.2; margin:8px 0 10px; }
  .article-meta{ font-size:13px; color:var(--ink-soft); margin-bottom:28px; padding-bottom:22px; border-bottom:1px solid var(--line); }
  .article-content p{ font-size:16px; line-height:1.8; color:var(--ink); margin-bottom:20px; }

  @media (max-width:900px){
    .feature-grid{ grid-template-columns:1fr; }
    .book-grid{ grid-template-columns:repeat(2,1fr); }
    .my-library-grid{ grid-template-columns:repeat(2,1fr); }
    .article-grid{ grid-template-columns:repeat(2,1fr); }
    .cart-layout{ grid-template-columns:1fr; }
    .footer-inner{ grid-template-columns:1fr; }
    .pay-methods{ grid-template-columns:1fr; }
    .book-detail{ grid-template-columns:1fr; }
    .book-detail-cover{ max-width:220px; }
  }
  @media (max-width:720px){
    .brand-text .en{ font-size:16px; }
    nav.links{
      position:fixed; top:70px; left:0; right:0; background:var(--navy); flex-direction:column; align-items:stretch;
      padding:10px 18px 18px; gap:2px; transform:translateY(-130%); transition:.25s; box-shadow:0 10px 20px rgba(0,0,0,.2);
    }
    nav.links.open{ transform:translateY(0); }
    nav.links button.nav-btn{ text-align:left; padding:12px 10px; border-bottom:1px solid rgba(255,255,255,.08); border-radius:0; }
    .auth-actions{ position:fixed; top:70px; left:0; right:0; transform:translateY(-400%); flex-direction:column; background:var(--navy); padding:0 18px 18px; gap:8px; transition:.25s; z-index:-1; }
    .auth-actions.open{ transform:translateY(140px); z-index:99; }
    .hamburger{ display:block; }
  }
  @media (max-width:560px){
    .book-grid{ grid-template-columns:1fr; }
    .my-library-grid{ grid-template-columns:1fr; }
    .article-grid{ grid-template-columns:1fr; }
    .hero{ padding:64px 18px 84px; }
    .section{ padding:36px 16px; }
    .auth-card{ padding:26px 20px; }
    .cart-item{ flex-wrap:wrap; }
    .cart-item .info{ flex-basis:100%; order:1; }
    .cart-item .mini-cover{ order:0; }
    .cart-item .qty-control{ order:2; }
    .cart-item .price{ order:3; text-align:left; }
    .cart-item .remove-btn{ order:4; margin-left:auto; }
    .book-cover{ height:150px; }
  }

/* ================================================================
   ADMIN PANEL
   ================================================================ */
:root{
  --adm-bg:#F4F6FB;
  --adm-sidebar:#171B3D;
  --adm-sidebar-2:#1F2450;
  --adm-sidebar-active:#2F6FED;
  --adm-sidebar-text:#AEB4D6;
  --adm-sidebar-muted:#7B82AC;
  --adm-line:#E7E9F3;
  --adm-ink:#12142B;
  --adm-ink-soft:#6B7094;
  --adm-blue:#2F6FED;
  --adm-blue-soft:#E9F0FE;
  --adm-orange:#F5A524;
  --adm-orange-soft:#FDF1DE;
  --adm-purple:#8B5CF6;
  --adm-purple-soft:#F1EBFE;
  --adm-pink:#EC4899;
  --adm-pink-soft:#FCE8F3;
  --adm-green:#16A34A;
  --adm-green-soft:#E7F7ED;
  --adm-red:#EF4444;
  --adm-red-soft:#FDECEC;
  --adm-amber:#F5A524;
  --adm-amber-soft:#FDF1DE;
}

.admin-body{ display:flex; min-height:100vh; background:var(--adm-bg); font-family:'Inter',sans-serif; color:var(--adm-ink); }

/* ---------- Sidebar ---------- */
.admin-sidebar{
  width:250px; flex-shrink:0; background:linear-gradient(180deg, var(--adm-sidebar), var(--adm-sidebar-2));
  color:var(--adm-sidebar-text); display:flex; flex-direction:column; position:sticky; top:0; height:100vh;
}
.admin-sidebar .admin-brand{
  display:flex; align-items:center; gap:11px; padding:20px 20px 18px;
  border-bottom:1px solid rgba(255,255,255,.07);
}
.admin-brand-icon{
  width:36px; height:36px; border-radius:10px; flex-shrink:0;
  background:linear-gradient(135deg, #F5A524, #2F6FED 55%, #16A34A);
  display:flex; align-items:center; justify-content:center; font-size:16px;
}
.admin-brand-text .en{ font-family:'Inter',sans-serif; font-weight:800; font-size:15.5px; color:#fff; line-height:1.2; }
.admin-brand-text .sub{ font-size:10.5px; font-weight:700; letter-spacing:1.3px; color:var(--adm-sidebar-muted); }

.admin-nav{ flex:1; padding:16px 12px; overflow-y:auto; }
.admin-nav-label{
  font-size:10.5px; font-weight:700; letter-spacing:1.3px; color:var(--adm-sidebar-muted);
  padding:14px 12px 6px;
}
.admin-nav-label:first-child{ padding-top:4px; }
.admin-nav a{
  display:flex; align-items:center; gap:11px; padding:10px 12px; border-radius:9px;
  font-size:14px; font-weight:600; color:var(--adm-sidebar-text); transition:.15s; position:relative; margin-bottom:2px;
}
.admin-nav a .nav-icon{ font-size:15px; width:18px; text-align:center; }
.admin-nav a:hover{ background:rgba(255,255,255,.06); color:#fff; }
.admin-nav a.active{ background:var(--adm-sidebar-active); color:#fff; }
.admin-nav a.active::before{
  content:""; position:absolute; left:-12px; top:8px; bottom:8px; width:3px; background:#fff; border-radius:0 3px 3px 0;
}
.admin-nav a .nav-badge{
  margin-left:auto; background:rgba(255,255,255,.14); color:#fff; font-size:11px; font-weight:700;
  padding:2px 8px; border-radius:999px;
}
.admin-nav a.active .nav-badge{ background:rgba(255,255,255,.28); }

.admin-sidebar .admin-foot{
  padding:14px 16px; border-top:1px solid rgba(255,255,255,.07); display:flex; align-items:center; gap:10px;
}
.admin-foot-avatar{
  width:34px; height:34px; border-radius:50%; background:linear-gradient(135deg,#F5A524,#EC4899);
  display:flex; align-items:center; justify-content:center; font-weight:700; color:#fff; font-size:13px; flex-shrink:0;
}
.admin-foot-text{ line-height:1.25; flex:1; min-width:0; }
.admin-foot-text .who{ color:#fff; font-weight:700; font-size:13px; }
.admin-foot-text .role{ color:var(--adm-sidebar-muted); font-size:11.5px; }
.admin-foot a.logout-icon{ color:var(--adm-sidebar-muted); font-size:16px; padding:4px; }
.admin-foot a.logout-icon:hover{ color:#fff; }

/* ---------- Topbar ---------- */
.admin-main{ flex:1; min-width:0; }
.admin-topbar{
  background:#fff; border-bottom:1px solid var(--adm-line); padding:14px 26px;
  display:flex; align-items:center; gap:16px; position:sticky; top:0; z-index:20;
}
.admin-hamburger{ display:none; background:transparent; font-size:20px; padding:4px 8px; color:var(--adm-ink); flex-shrink:0; }
.admin-search{
  flex:1; max-width:440px; position:relative;
}
.admin-search input{
  width:100%; padding:10px 14px 10px 38px; border:1px solid var(--adm-line); border-radius:9px;
  font-size:13.5px; background:var(--adm-bg); color:var(--adm-ink);
}
.admin-search input:focus{ outline:none; border-color:var(--adm-blue); background:#fff; }
.admin-search .search-icon{ position:absolute; left:13px; top:50%; transform:translateY(-50%); color:var(--adm-ink-soft); font-size:14px; }
.admin-topbar-actions{ display:flex; align-items:center; gap:8px; margin-left:auto; }
.admin-icon-btn{
  width:38px; height:38px; border-radius:9px; background:var(--adm-bg); display:flex; align-items:center; justify-content:center;
  font-size:15px; color:var(--adm-ink); position:relative; flex-shrink:0;
}
.admin-icon-btn:hover{ background:var(--adm-line); }
.admin-icon-btn .dot{
  position:absolute; top:6px; right:7px; width:8px; height:8px; border-radius:50%; background:var(--adm-red);
  border:1.5px solid #fff;
}
.admin-content{ padding:28px 26px; max-width:1280px; }

/* ---------- Page heading ---------- */
.admin-eyebrow{ display:flex; align-items:center; gap:9px; color:var(--adm-blue); font-weight:700; font-size:11.5px; letter-spacing:1.4px; text-transform:uppercase; margin-bottom:8px; }
.admin-eyebrow::before{ content:""; width:22px; height:2px; background:var(--adm-blue); }
.admin-h1{ font-family:'Fraunces',serif; font-size:27px; font-weight:700; margin-bottom:6px; }
.admin-sub{ color:var(--adm-ink-soft); font-size:14px; margin-bottom:26px; }

/* ---------- Stat cards ---------- */
.admin-stat-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:18px; margin-bottom:22px; }
.admin-stat-card{
  background:#fff; border:1px solid var(--adm-line); border-radius:14px; padding:20px; position:relative; overflow:hidden;
}
.admin-stat-icon{
  width:38px; height:38px; border-radius:10px; display:flex; align-items:center; justify-content:center; font-size:17px; margin-bottom:34px;
}
.admin-stat-card .stat-pct{
  position:absolute; top:20px; right:20px; font-size:11.5px; font-weight:700; padding:3px 9px; border-radius:999px;
}
.stat-pct.up{ background:var(--adm-green-soft); color:var(--adm-green); }
.stat-pct.down{ background:var(--adm-red-soft); color:var(--adm-red); }
.stat-pct.neutral{ background:var(--adm-blue-soft); color:var(--adm-blue); }
.admin-stat-card .stat-value{ font-family:'IBM Plex Mono',monospace; font-size:26px; font-weight:600; color:var(--adm-ink); line-height:1; margin-bottom:6px; }
.admin-stat-card .stat-label{ font-size:13px; color:var(--adm-ink-soft); font-weight:500; }

/* ---------- Two-column dashboard row ---------- */
.admin-row{ display:grid; grid-template-columns:1.7fr 1fr; gap:18px; margin-bottom:18px; align-items:start; }
.admin-panel{ background:#fff; border:1px solid var(--adm-line); border-radius:14px; overflow:hidden; }
.admin-panel-head{ padding:18px 22px; display:flex; align-items:center; justify-content:space-between; gap:12px; }
.admin-panel-head h3{ font-size:15.5px; font-weight:700; }
.admin-panel-link{ font-size:12.5px; font-weight:700; color:var(--adm-blue); }

/* ---------- Bar chart ---------- */
.chart-bars{ display:flex; align-items:flex-end; justify-content:space-around; gap:10px; padding:6px 22px 22px; height:200px; }
.chart-bar-col{ display:flex; flex-direction:column; align-items:center; gap:10px; flex:1; height:100%; justify-content:flex-end; }
.chart-bar{ width:30px; border-radius:7px 7px 3px 3px; background:linear-gradient(180deg, #5B9DFF, #2F6FED); min-height:6px; transition:.2s; }
.chart-bar-label{ font-size:11.5px; color:var(--adm-ink-soft); font-weight:600; }

/* ---------- Category bars ---------- */
.cat-bar-row{ padding:12px 22px; }
.cat-bar-row .cat-bar-top{ display:flex; justify-content:space-between; font-size:13px; margin-bottom:7px; }
.cat-bar-row .cat-bar-top .name{ font-weight:600; color:var(--adm-ink); }
.cat-bar-row .cat-bar-top .pct{ font-weight:700; color:var(--adm-ink); }
.cat-bar-track{ height:8px; border-radius:99px; background:var(--adm-line); overflow:hidden; }
.cat-bar-fill{ height:100%; border-radius:99px; background:linear-gradient(90deg,#5B9DFF,#2F6FED); }

/* ---------- Tables ---------- */
.admin-table{ width:100%; border-collapse:collapse; font-size:13.5px; }
.admin-table th{
  text-align:left; padding:11px 22px; background:#FBFBFE; color:var(--adm-ink-soft); font-weight:700;
  font-size:11px; text-transform:uppercase; letter-spacing:.5px; border-bottom:1px solid var(--adm-line);
}
.admin-table td{ padding:14px 22px; border-bottom:1px solid var(--adm-line); vertical-align:middle; }
.admin-table tr:last-child td{ border-bottom:none; }
.admin-table tr:hover td{ background:#FAFBFF; }
.admin-table .num{ font-family:'IBM Plex Mono',monospace; }
.admin-table .order-code{ font-family:'IBM Plex Mono',monospace; font-weight:600; }
.admin-table .cust-name{ color:var(--adm-blue); font-weight:600; }

.status-pill{ display:inline-flex; align-items:center; gap:6px; font-size:12px; font-weight:700; padding:4px 10px 4px 8px; border-radius:999px; }
.status-pill .sdot{ width:6px; height:6px; border-radius:50%; }
.status-paid{ background:var(--adm-green-soft); color:var(--adm-green); }
.status-paid .sdot{ background:var(--adm-green); }
.status-low{ background:var(--adm-amber-soft); color:#B4790C; }
.status-low .sdot{ background:var(--adm-amber); }
.status-out{ background:var(--adm-red-soft); color:var(--adm-red); }
.status-out .sdot{ background:var(--adm-red); }
.status-ok{ background:var(--adm-green-soft); color:var(--adm-green); }
.status-ok .sdot{ background:var(--adm-green); }

.cat-badge{ display:inline-block; padding:4px 10px; border-radius:999px; font-size:11.5px; font-weight:700; background:var(--adm-blue-soft); color:var(--adm-blue); }

/* ---------- Buttons ---------- */
.admin-btn{ display:inline-flex; align-items:center; gap:6px; padding:8px 14px; border-radius:8px; font-size:12.5px; font-weight:700; }
.admin-btn-primary{ background:var(--adm-blue); color:#fff; }
.admin-btn-primary:hover{ background:#2158C9; }
.admin-btn-icon{ width:32px; height:32px; border-radius:8px; display:inline-flex; align-items:center; justify-content:center; font-size:13px; }
.admin-btn-icon.edit{ background:var(--adm-blue-soft); color:var(--adm-blue); }
.admin-btn-icon.edit:hover{ background:#D9E6FD; }
.admin-btn-icon.delete{ background:var(--adm-red-soft); color:var(--adm-red); }
.admin-btn-icon.delete:hover{ background:#FADADA; }
.admin-btn-icon.view{ background:var(--adm-bg); color:var(--adm-ink-soft); }

/* ---------- Filters / pills ---------- */
.filter-pills{ display:flex; gap:8px; flex-wrap:wrap; }
.filter-pill{ padding:8px 15px; border-radius:999px; font-size:13px; font-weight:600; background:#fff; border:1px solid var(--adm-line); color:var(--adm-ink-soft); }
.filter-pill.active{ background:var(--adm-ink); color:#fff; border-color:var(--adm-ink); }
.filter-pill:hover:not(.active){ background:var(--adm-bg); }

.admin-book-cell{ display:flex; align-items:center; gap:12px; }
.admin-book-cover{
  width:40px; height:52px; border-radius:6px; flex-shrink:0; display:flex; align-items:center; justify-content:center;
  color:#fff; font-size:8.5px; font-weight:800; text-align:center; padding:3px; line-height:1.15;
}
.admin-book-cell .title{ font-weight:600; font-size:13.5px; }
.admin-book-cell .author{ font-size:12px; color:var(--adm-ink-soft); }

/* ---------- Forms ---------- */
.admin-form{ background:#fff; border:1px solid var(--adm-line); border-radius:14px; padding:26px; max-width:520px; }
.admin-form .field label{ color:var(--adm-ink); }
.admin-form .field input,
.admin-form .field select{
  background:var(--adm-bg); border:1.5px solid var(--adm-line); color:var(--adm-ink);
}
.admin-form .field input:focus,
.admin-form .field select:focus{ border-color:var(--adm-blue); background:#fff; }
.admin-form .field.invalid input{ border-color:var(--adm-red); }
.admin-empty{ padding:50px 20px; text-align:center; color:var(--adm-ink-soft); }
.admin-pagination{ display:flex; align-items:center; justify-content:space-between; padding:16px 22px; font-size:13px; color:var(--adm-ink-soft); }
.admin-pagination .pages{ display:flex; gap:6px; }
.admin-pagination .pages a, .admin-pagination .pages span{ width:30px; height:30px; border-radius:7px; display:flex; align-items:center; justify-content:center; font-weight:600; }
.admin-pagination .pages a{ background:var(--adm-bg); color:var(--adm-ink); }
.admin-pagination .pages span.current{ background:var(--adm-ink); color:#fff; }
.admin-pagination .pages a.disabled{ opacity:.4; pointer-events:none; }

.admin-search-results{ display:flex; flex-direction:column; gap:18px; }
.search-group h4{ font-size:13px; text-transform:uppercase; letter-spacing:.6px; color:var(--adm-ink-soft); margin-bottom:10px; }

@media (max-width:1100px){
  .admin-stat-grid{ grid-template-columns:repeat(2,1fr); }
  .admin-row{ grid-template-columns:1fr; }
}
@media (max-width:900px){
  .admin-sidebar{
    position:fixed; left:0; top:0; bottom:0; z-index:100; transform:translateX(-100%); transition:.25s; width:260px;
  }
  .admin-sidebar.open{ transform:translateX(0); box-shadow:0 0 40px rgba(0,0,0,.35); }
  .admin-hamburger{ display:block; }
  .admin-content{ padding:18px; }
  .admin-table{ display:block; overflow-x:auto; white-space:nowrap; }
  .admin-search{ max-width:none; }
}
@media (max-width:640px){
  .admin-stat-grid{ grid-template-columns:1fr; }
  .admin-topbar{ padding:12px 16px; gap:10px; }
  .admin-h1{ font-size:22px; }
  .chart-bars{ padding:6px 10px 18px; }
  .chart-bar{ width:20px; }
}