:root{
  --navy:#0a0f1e;--navy2:#0f1629;--navy3:#141c35;
  --panel:#111827;--panel2:#1a2235;
  --border:#1e2d4a;--border2:#263352;
  --blue:#2563eb;--blue2:#3b82f6;--blue3:#60a5fa;
  --cyan:#06b6d4;--green:#10b981;--red:#ef4444;
  --orange:#f59e0b;--purple:#8b5cf6;
  --text:#f1f5f9;--text2:#94a3b8;--text3:#64748b;
  --sidebar-w:240px;--header-h:56px;--radius:10px;
  --shadow:0 4px 24px rgba(0,0,0,.4);
}
html[data-theme="light"]{
  --navy:#f0f4ff;--navy2:#ffffff;--navy3:#f8fafc;
  --panel:#ffffff;--panel2:#f1f5f9;
  --border:#e2e8f0;--border2:#cbd5e1;
  --text:#0f172a;--text2:#475569;--text3:#94a3b8;
  --shadow:0 4px 24px rgba(0,0,0,.08);
}

/* ─ Reset ─ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{font-family:'Plus Jakarta Sans',sans-serif;background:var(--navy);color:var(--text);font-size:14px;display:flex;flex-direction:column;overflow:hidden;transition:background .3s,color .3s}
a{text-decoration:none;color:inherit}

/* ─ Topbar ─ */
#topbar{height:var(--header-h);background:var(--navy2);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 16px;gap:10px;flex-shrink:0;z-index:200}
.logo{display:flex;align-items:center;gap:10px;min-width:var(--sidebar-w);flex-shrink:0}
.logo-icon{width:30px;height:30px;background:linear-gradient(135deg,var(--blue),var(--cyan));border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}
.logo-text{font-size:17px;font-weight:800;letter-spacing:-.04em;background:linear-gradient(135deg,var(--text),var(--blue3));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.logo-sub{font-size:9px;color:var(--text3);letter-spacing:.1em;text-transform:uppercase;margin-top:-2px;-webkit-text-fill-color:var(--text3)}
.topbar-search{flex:1;max-width:320px;position:relative}
.topbar-search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text3);pointer-events:none}
.topbar-search input{width:100%;height:34px;background:var(--navy3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:inherit;font-size:13px;padding:0 12px 0 34px;outline:none;transition:border-color .2s}
.topbar-search input:focus{border-color:var(--blue)}
.topbar-search input::placeholder{color:var(--text3)}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:6px}
.tb-btn{width:34px;height:34px;background:var(--navy3);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text2);font-size:15px;transition:all .15s;position:relative;flex-shrink:0}
.tb-btn:hover{border-color:var(--blue);color:var(--text)}
.notif-dot{position:absolute;top:5px;right:5px;width:7px;height:7px;background:var(--red);border-radius:50%;border:1px solid var(--navy2)}
.avatar{width:34px;height:34px;background:linear-gradient(135deg,var(--blue),var(--purple));border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;cursor:pointer;flex-shrink:0;color:#fff}
.theme-toggle{width:34px;height:34px;background:var(--navy3);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:16px;transition:all .15s;flex-shrink:0;user-select:none;line-height:1}
.theme-toggle:hover{border-color:var(--blue)}
/* Hamburger — desktop'ta gizli */
#menu-toggle{display:none;width:34px;height:34px;background:var(--navy3);border:1px solid var(--border);border-radius:8px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;flex-shrink:0}
#menu-toggle span{display:block;width:16px;height:2px;background:var(--text2);border-radius:2px;transition:all .25s}

/* ─ App layout ─ */
#app{display:flex;flex:1;overflow:hidden}

/* ─ Sidebar ─ */
#sidebar{width:var(--sidebar-w);background:var(--navy2);border-right:1px solid var(--border);overflow-y:auto;flex-shrink:0;padding:10px 0 24px;z-index:150;transition:transform .25s ease}
#sidebar::-webkit-scrollbar{width:3px}
#sidebar::-webkit-scrollbar-thumb{background:var(--border2);border-radius:99px}
#sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:140;backdrop-filter:blur(2px)}
.nav-section{padding:0 10px;margin-bottom:2px}
.nav-section-label{font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--text3);padding:10px 8px 5px;font-weight:600}
.nav-item{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:8px;cursor:pointer;color:var(--text2);font-size:13px;font-weight:500;transition:all .15s;position:relative;text-decoration:none}
.nav-item:hover{background:var(--navy3);color:var(--text)}
.nav-item.active{background:rgba(37,99,235,.12);color:var(--blue3)}
.nav-item.active::before{content:'';position:absolute;left:0;top:4px;bottom:4px;width:3px;background:var(--blue);border-radius:99px}
.nav-icon{width:26px;height:26px;display:flex;align-items:center;justify-content:center;border-radius:7px;font-size:13px;flex-shrink:0;background:var(--navy3)}
.nav-item.active .nav-icon{background:rgba(37,99,235,.2)}
.nav-badge{margin-left:auto;font-size:10px;padding:1px 7px;border-radius:99px;background:rgba(37,99,235,.2);color:var(--blue3);font-weight:600}

/* ─ Main ─ */
#main{flex:1;overflow-y:auto;background:var(--navy);-webkit-overflow-scrolling:touch}
#main::-webkit-scrollbar{width:5px}
#main::-webkit-scrollbar-thumb{background:var(--border2);border-radius:99px}
.page-wrap{padding:20px 24px;min-height:100%}

/* ─ Page header ─ */
.page-head{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:24px;gap:12px;flex-wrap:wrap}
.page-title{font-size:20px;font-weight:800;letter-spacing:-.03em;line-height:1.2}
.page-subtitle{font-size:12px;color:var(--text3);margin-top:3px}
.page-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}

/* ─ Buttons ─ */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;font-family:inherit;font-size:13px;font-weight:600;cursor:pointer;border:none;transition:all .15s;white-space:nowrap;text-decoration:none;line-height:1.3}
.btn-primary{background:var(--blue);color:#fff}.btn-primary:hover{background:#1d4ed8}
.btn-secondary{background:var(--panel2);color:var(--text2);border:1px solid var(--border)}.btn-secondary:hover{color:var(--text);border-color:var(--blue)}
.btn-danger{background:rgba(239,68,68,.12);color:var(--red);border:1px solid rgba(239,68,68,.2)}.btn-danger:hover{background:rgba(239,68,68,.2)}
.btn-success{background:rgba(16,185,129,.12);color:var(--green);border:1px solid rgba(16,185,129,.2)}
.btn-warning{background:rgba(245,158,11,.12);color:var(--orange);border:1px solid rgba(245,158,11,.2)}
.btn-sm{padding:5px 10px;font-size:12px;border-radius:6px}
.btn-lg{padding:11px 22px;font-size:14px}

/* ─ Stat cards ─ */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;margin-bottom:24px}
.stat-card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px;position:relative;overflow:hidden;transition:border-color .2s,transform .15s}
.stat-card:hover{transform:translateY(-1px)}
.stat-card::after{content:'';position:absolute;top:0;left:0;right:0;height:2px;border-radius:var(--radius) var(--radius) 0 0}
.stat-card.blue::after{background:linear-gradient(90deg,var(--blue),var(--cyan))}
.stat-card.green::after{background:linear-gradient(90deg,var(--green),#34d399)}
.stat-card.red::after{background:linear-gradient(90deg,var(--red),#f97316)}
.stat-card.orange::after{background:linear-gradient(90deg,var(--orange),#fbbf24)}
.stat-card.purple::after{background:linear-gradient(90deg,var(--purple),var(--blue))}
.stat-card.cyan::after{background:linear-gradient(90deg,var(--cyan),var(--blue2))}
.stat-label{font-size:11px;color:var(--text3);font-weight:600;margin-bottom:8px;text-transform:uppercase;letter-spacing:.06em}
.stat-val{font-size:22px;font-weight:800;letter-spacing:-.03em;color:var(--text);line-height:1;font-family:'JetBrains Mono',monospace}
.stat-change{font-size:11px;margin-top:6px;display:flex;align-items:center;gap:4px}
.stat-change.up{color:var(--green)}.stat-change.down{color:var(--red)}
.stat-icon{position:absolute;right:16px;top:16px;font-size:20px;opacity:.12}

/* ─ Card ─ */
.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:18px}
.card-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border)}
.card-title{font-size:13px;font-weight:700}
.card-body{padding:18px}

/* ─ Table ─ */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:13px}
thead tr{border-bottom:1px solid var(--border)}
thead th{padding:9px 12px;text-align:left;color:var(--text3);font-weight:600;font-size:11px;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}
tbody tr{border-bottom:1px solid rgba(30,45,74,.4);transition:background .1s}
html[data-theme="light"] tbody tr{border-bottom:1px solid var(--border)}
tbody tr:last-child{border-bottom:none}
tbody tr:hover{background:rgba(255,255,255,.025)}
html[data-theme="light"] tbody tr:hover{background:rgba(0,0,0,.025)}
tbody td{padding:11px 12px;color:var(--text2);vertical-align:middle}
tbody td:first-child{color:var(--text)}

/* ─ Badges ─ */
.badge{display:inline-flex;align-items:center;padding:3px 9px;border-radius:99px;font-size:11px;font-weight:600;white-space:nowrap}
.badge-green{background:rgba(16,185,129,.12);color:#34d399}
.badge-red{background:rgba(239,68,68,.12);color:#fca5a5}
.badge-orange{background:rgba(245,158,11,.12);color:#fbbf24}
.badge-blue{background:rgba(59,130,246,.12);color:var(--blue3)}
.badge-gray{background:rgba(100,116,139,.12);color:var(--text3)}
.badge-purple{background:rgba(139,92,246,.12);color:#c4b5fd}

/* ─ Forms ─ */
.form-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.form-full{grid-column:1/-1}
.form-group{display:flex;flex-direction:column;gap:5px}
.form-label{font-size:12px;font-weight:600;color:var(--text2);letter-spacing:.04em}
.form-control{height:38px;background:var(--navy3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:inherit;font-size:13px;padding:0 12px;outline:none;transition:border-color .2s;width:100%}
.form-control:focus{border-color:var(--blue)}
.form-control::placeholder{color:var(--text3)}
select.form-control{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%2364748b'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:30px}
textarea.form-control{height:auto;padding:10px 12px;resize:vertical;min-height:80px}
.form-error{font-size:12px;color:var(--red);margin-top:2px}

/* ─ File upload & preview ─ */
.upload-area{position:relative;overflow:hidden;border:2px dashed var(--border);border-radius:8px;background:var(--navy3);transition:border-color .2s}
.upload-area:hover{border-color:var(--blue)}
.upload-area input[type="file"]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
.upload-label{display:flex;align-items:center;justify-content:center;gap:8px;height:44px;font-size:13px;color:var(--text3);cursor:pointer;padding:0 14px}
.upload-area:hover .upload-label{color:var(--blue3)}
.img-preview-box{display:none;align-items:center;gap:12px;padding:10px;background:var(--navy3);border:1px solid var(--border);border-radius:8px;margin-bottom:8px}
.img-preview-box.show{display:flex}
.img-preview-box img{width:60px;height:60px;object-fit:cover;border-radius:8px;border:1px solid var(--border)}
.img-preview-box .img-info{font-size:12px;color:var(--text2)}
.img-preview-box .img-remove{margin-left:auto;cursor:pointer;color:var(--text3);font-size:18px;line-height:1}
.img-preview-box .img-remove:hover{color:var(--red)}

/* ─ Filter bar ─ */
.filter-bar{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap;align-items:center}
.search-wrap{position:relative;flex:1;min-width:180px;max-width:320px}
.search-wrap svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text3);pointer-events:none}
.search-wrap .form-control{padding-left:32px}

/* ─ Tabs ─ */
.tabs{display:flex;gap:0;border-bottom:1px solid var(--border);margin-bottom:20px;overflow-x:auto}
.tab{padding:9px 16px;font-size:13px;font-weight:600;color:var(--text3);cursor:pointer;border-bottom:2px solid transparent;transition:all .15s;margin-bottom:-1px;white-space:nowrap;flex-shrink:0}
.tab:hover{color:var(--text2)}
.tab.active{color:var(--blue3);border-bottom-color:var(--blue)}
.chip-tabs{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}
.chip{padding:4px 12px;border-radius:99px;font-size:12px;font-weight:600;cursor:pointer;border:1px solid var(--border);color:var(--text3);transition:all .15s}
.chip:hover{color:var(--text2)}
.chip.active{background:rgba(37,99,235,.12);color:var(--blue3);border-color:rgba(37,99,235,.3)}

/* ─ Amounts ─ */
.amount-green{color:#34d399;font-family:'JetBrains Mono',monospace;font-weight:600}
.amount-red{color:#fca5a5;font-family:'JetBrains Mono',monospace;font-weight:600}
.amount-neutral{font-family:'JetBrains Mono',monospace;font-weight:500}

/* ─ Pagination ─ */
.pagination{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-top:1px solid var(--border);font-size:13px;color:var(--text3);flex-wrap:wrap;gap:8px}
.page-nums{display:flex;gap:3px;flex-wrap:wrap}
.page-num{width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:6px;cursor:pointer;font-size:12px;transition:all .15s;color:var(--text2);text-decoration:none}
.page-num:hover{background:var(--panel2)}
.page-num.active{background:var(--blue);color:#fff}

/* ─ Modal ─ */
.modal-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.55);backdrop-filter:blur(4px);z-index:1000;align-items:center;justify-content:center;padding:16px}
.modal-overlay.open{display:flex}
.modal{background:var(--panel);border:1px solid var(--border2);border-radius:14px;width:100%;max-width:560px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow)}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--panel);z-index:1}
.modal-title{font-size:15px;font-weight:700}
.modal-close{width:28px;height:28px;background:var(--panel2);border:1px solid var(--border);border-radius:7px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text2);font-size:15px;transition:all .15s}
.modal-close:hover{color:var(--text)}
.modal-body{padding:20px 22px}
.modal-foot{padding:14px 22px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}

/* ─ Alerts ─ */
.alert,.flash{padding:11px 14px;border-radius:8px;font-size:13px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.alert-info,.flash.info{background:rgba(37,99,235,.08);border:1px solid rgba(37,99,235,.2);color:var(--blue3)}
.alert-warn,.flash.warn{background:rgba(245,158,11,.08);border:1px solid rgba(245,158,11,.2);color:#fbbf24}
.alert-danger,.flash.error{background:rgba(239,68,68,.08);border:1px solid rgba(239,68,68,.2);color:#fca5a5}
.alert-success,.flash.success{background:rgba(16,185,129,.08);border:1px solid rgba(16,185,129,.2);color:#34d399}

/* ─ Breadcrumb ─ */
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text3);margin-bottom:16px;flex-wrap:wrap}
.breadcrumb a{color:var(--text3)}.breadcrumb a:hover{color:var(--blue3)}

/* ─ Detail header ─ */
.detail-header{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:18px;display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap}
.detail-avatar{width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;overflow:hidden}
.detail-avatar img{width:100%;height:100%;object-fit:cover}
.detail-info{flex:1;min-width:0}
.detail-name{font-size:18px;font-weight:800;letter-spacing:-.02em;margin-bottom:4px}
.detail-meta{font-size:12px;color:var(--text3);display:flex;gap:14px;flex-wrap:wrap}
.detail-stats{display:flex;gap:20px;flex-wrap:wrap;margin-left:auto}
.detail-stat{text-align:right}
.detail-stat-val{font-size:18px;font-weight:800;font-family:'JetBrains Mono',monospace}
.detail-stat-label{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.08em;margin-top:2px}

/* ─ Grids & misc ─ */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.three-col{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px}
.progress{height:4px;background:var(--navy3);border-radius:99px;overflow:hidden;margin-top:6px}
.progress-bar{height:100%;border-radius:99px}

/* ─ Toast ─ */
#toast-container{position:fixed;bottom:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:7px;max-width:300px}
.toast{background:var(--panel2);border:1px solid var(--border2);border-radius:10px;padding:11px 16px;font-size:13px;animation:_slide .3s ease;display:flex;align-items:center;gap:9px;box-shadow:var(--shadow)}
.toast.success{border-left:3px solid var(--green)}.toast.error{border-left:3px solid var(--red)}.toast.info{border-left:3px solid var(--blue)}
@keyframes _slide{from{opacity:0;transform:translateX(14px)}to{opacity:1;transform:translateX(0)}}

/* ─ Search dropdown ─ */
.search-dropdown{position:absolute;top:40px;left:0;right:0;background:var(--panel);border:1px solid var(--border2);border-radius:10px;max-height:280px;overflow-y:auto;z-index:300;display:none;box-shadow:var(--shadow)}
.search-dropdown.open{display:block}
.search-item{padding:9px 12px;font-size:13px;display:flex;align-items:center;gap:9px;border-bottom:1px solid var(--border);text-decoration:none;color:inherit;transition:background .1s}
.search-item:last-child{border-bottom:none}
.search-item:hover{background:rgba(255,255,255,.04)}

/* ─ Animation ─ */
@keyframes _fadeup{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
.page-wrap>*{animation:_fadeup .18s ease both}

/* ════════════════════════════════
   BOTTOM NAV  (mobile sadece)
════════════════════════════════ */
#bottom-nav{
  /* Masaüstünde tamamen gizli */
  display:none;
}

/* ════════════════════════════════
   MOBILE  ≤ 768px
════════════════════════════════ */
@media screen and (max-width:768px){

  /* Değişkenler */
  :root{--header-h:52px}

  /* Body overflow */
  body{overflow:hidden}

  /* Hamburger göster */
  #menu-toggle{display:flex !important}

  /* Logo kısalt */
  .logo{min-width:auto}
  .logo-sub{display:none}

  /* Arama gizle */
  .topbar-search{display:none}

  /* Sidebar: mobilde gizli, overlay ile açılır */
  #sidebar{
    position:fixed !important;
    top:var(--header-h);
    left:0;
    bottom:0;
    width:260px;
    transform:translateX(-100%);
    box-shadow:none;
    border-right:none;
  }
  #sidebar.is-open{
    transform:translateX(0) !important;
    box-shadow:6px 0 30px rgba(0,0,0,.5);
  }
  #sidebar-overlay.is-open{
    display:block;
  }

  /* Main scroll */
  #main{overflow-y:auto;-webkit-overflow-scrolling:touch}
  .page-wrap{padding:14px 12px 78px} /* alt nav için boşluk */

  /* ── ALT NAV ── */
  #bottom-nav{
    display:flex !important;          /* sadece mobilde görünür */
    flex-direction:row !important;    /* YATAY */
    position:fixed;
    bottom:0; left:0; right:0;
    height:62px;
    background:var(--navy2);
    border-top:1px solid var(--border);
    z-index:500;
    align-items:stretch;
    padding:0;
  }
  .bnav-item{
    flex:1 !important;
    display:flex !important;
    flex-direction:column !important;
    align-items:center !important;
    justify-content:center !important;
    gap:3px;
    font-size:10px;
    font-weight:600;
    color:var(--text3);
    text-decoration:none;
    -webkit-tap-highlight-color:transparent;
    transition:color .15s;
    min-width:0;
  }
  .bnav-item.active{color:var(--blue3)}
  .bnav-item .bnav-icon{
    font-size:22px;
    display:block;
    line-height:1;
  }

  /* Grid tek kolon */
  .two-col,.three-col{grid-template-columns:1fr !important}

  /* Başlık küçük */
  .page-title{font-size:17px}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:14px}
  .stat-val{font-size:18px}

  /* Tablo küçük */
  table{font-size:12px}
  thead th,tbody td{padding:8px 10px}

  /* Modal bottom sheet */
  .modal-overlay{align-items:flex-end;padding:0}
  .modal{
    max-height:88dvh;
    border-radius:20px 20px 0 0;
    margin:0;
  }

  /* Detail stats tam genişlik */
  .detail-stats{margin-left:0;width:100%}

  /* Toast yukarı kaydır */
  #toast-container{bottom:70px;right:10px;left:10px;max-width:100%}
}

@media screen and (max-width:420px){
  .page-actions{width:100%}
  .page-actions .btn{flex:1;justify-content:center}
}