:root{
  --navy:#0A2540;--navy-2:#12314F;--aqua:#12ACCA;--aqua-dark:#0E93AE;--sky:#8CCCE6;
  --green:#22C55E;--amber:#F9A31A;--red:#DC3545;--bronze:#9A5A00;--slate:#1F2937;--steel:#6B7B93;--mist:#E3ECF5;
  --bg:#071b2e;--surface:#0d2940;--surface-2:#12334a;--surface-3:#173a51;--border:rgba(140,204,230,.16);
  --text:#f8fbfd;--muted:#9eb3c5;--muted-2:#7790a4;--shadow:0 14px 36px rgba(0,0,0,.18);--radius:16px;
}
body.theme-light{
  --bg:#f2f6fa;--surface:#fff;--surface-2:#f8fbfd;--surface-3:#edf5f9;--border:#e3ecf5;
  --text:#0A2540;--muted:#6B7B93;--muted-2:#90a3b4;--shadow:0 10px 30px rgba(10,37,64,.08);
}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:'Plus Jakarta Sans','Tajawal',sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}
a{color:inherit}.hidden{display:none!important}

.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 75% 20%,rgba(18,172,202,.12),transparent 30%),var(--bg)}
.auth-card{width:min(520px,100%);background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:38px;box-shadow:var(--shadow)}
.auth-logo{height:58px;max-width:250px;object-fit:contain;margin-bottom:28px}.auth-card h1{font-size:30px;margin:0 0 8px}.auth-card p{color:var(--muted);line-height:1.6;margin:0 0 26px}
.field{display:grid;gap:8px;margin-bottom:16px}.field label{font-weight:600;font-size:13px}.field input,.field textarea,.field select{width:100%;background:var(--surface-2);border:1px solid var(--border);color:var(--text);border-radius:12px;padding:13px 14px;outline:none}.field textarea{min-height:90px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--aqua);box-shadow:0 0 0 3px rgba(18,172,202,.12)}
.form-error{display:none;background:rgba(220,53,69,.12);border:1px solid rgba(220,53,69,.3);color:#ffadb6;border-radius:12px;padding:12px 14px;margin-bottom:16px;font-size:13px}body.theme-light .form-error{color:#b42334}

.btn{border:0;border-radius:12px;padding:11px 16px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:var(--aqua);color:#fff}.btn-primary:hover{background:var(--aqua-dark)}.btn-secondary{background:var(--surface-3);color:var(--text);border:1px solid var(--border)}.btn-danger{background:var(--red);color:white}.btn-ghost{background:transparent;color:var(--muted);border:1px solid var(--border)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-wide{width:100%}

.app-shell{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.sidebar{position:sticky;top:0;height:100vh;border-right:1px solid var(--border);background:var(--surface);padding:22px 16px;display:flex;flex-direction:column}.brand-wrap{padding:4px 10px 24px}.brand-logo{width:182px;height:70px;object-fit:contain;object-position:left center}.nav{display:grid;gap:7px}.nav-btn{border:0;background:transparent;color:var(--muted);border-radius:12px;padding:12px 14px;text-align:left;font-weight:600;display:flex;align-items:center;gap:11px}.nav-btn:hover,.nav-btn.active{background:rgba(18,172,202,.12);color:var(--text)}.nav-btn.active{box-shadow:inset 3px 0 0 var(--aqua)}.sidebar-bottom{margin-top:auto;display:grid;gap:8px}.small-user{padding:12px;border-top:1px solid var(--border);color:var(--muted);font-size:12px}.small-user strong{display:block;color:var(--text);font-size:13px;margin-bottom:3px}
.main{min-width:0}.topbar{height:74px;display:flex;align-items:center;justify-content:space-between;padding:0 30px;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--bg) 88%,transparent);position:sticky;top:0;backdrop-filter:blur(14px);z-index:20}.topbar-actions{display:flex;gap:8px}.theme-toggle{width:42px;height:42px;border-radius:12px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);display:grid;place-items:center;padding:0;transition:.18s ease}.theme-toggle:hover{background:var(--surface-3);border-color:rgba(18,172,202,.42);transform:translateY(-1px)}.theme-toggle:focus-visible{outline:3px solid rgba(18,172,202,.22);outline-offset:2px}.theme-toggle svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.page{padding:28px 30px 48px}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:24px}.page-title h1{font-size:28px;margin:0 0 4px}.page-title p{margin:0;color:var(--muted)}.actions{display:flex;gap:10px;flex-wrap:wrap}.breadcrumb{display:flex;align-items:center;gap:7px;color:var(--muted);font-size:13px;margin-bottom:14px}.crumb{background:none;border:0;color:inherit;padding:0}.crumb:hover{color:var(--aqua)}

.section{margin-top:26px}.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}.section-title h2{font-size:17px;margin:0}.section-title span{color:var(--muted);font-size:12px}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.folder-card,.doc-card,.package-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:17px;min-height:150px;position:relative;transition:.2s ease}.folder-card:hover,.doc-card:hover,.package-card:hover{transform:translateY(-2px);border-color:rgba(18,172,202,.45);box-shadow:var(--shadow)}.folder-card,.doc-card{cursor:pointer}.folder-icon{width:44px;height:36px;border:1.5px solid rgba(18,172,202,.55);border-radius:8px;position:relative;margin-bottom:22px;background:rgba(18,172,202,.06)}.folder-icon:before{content:"";position:absolute;width:20px;height:7px;border:1.5px solid rgba(18,172,202,.55);border-bottom:0;border-radius:5px 5px 0 0;left:3px;top:-7px}.card-title{font-weight:700;margin-bottom:7px;overflow:hidden;text-overflow:ellipsis}.card-meta{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:11px}.card-menu{position:absolute;right:10px;top:10px;border:0;background:transparent;color:var(--muted);padding:7px;border-radius:8px}.card-menu:hover{background:var(--surface-3);color:var(--text)}.doc-icon{width:42px;height:50px;border-radius:9px;background:rgba(140,204,230,.12);border:1px solid rgba(140,204,230,.25);display:grid;place-items:center;color:var(--sky);font-weight:800;font-size:11px;margin-bottom:15px}.doc-desc{color:var(--muted);font-size:12px;line-height:1.45;min-height:35px;margin-bottom:12px}.featured-badge{display:inline-flex;padding:4px 7px;border-radius:999px;background:rgba(249,163,26,.13);color:#ffc965;font-size:10px;font-weight:700;margin-left:6px}body.theme-light .featured-badge{color:#9A5A00}
.empty{border:1px dashed var(--border);border-radius:16px;padding:30px;text-align:center;color:var(--muted)}

.table-wrap{overflow:auto;background:var(--surface);border:1px solid var(--border);border-radius:16px}.table{width:100%;border-collapse:collapse;min-width:820px}.table th,.table td{padding:13px 16px;border-bottom:1px solid var(--border);text-align:left;font-size:12px;vertical-align:middle}.table th{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.08em}.table tr:last-child td{border-bottom:0}.status{display:inline-flex;padding:5px 8px;border-radius:999px;font-size:10px;font-weight:700}.status.active{background:rgba(34,197,94,.12);color:#5ce187}.status.revoked{background:rgba(220,53,69,.12);color:#ff8d98}.inline-actions{display:flex;gap:7px;align-items:center}.link-btn{border:0;background:transparent;color:var(--muted);padding:5px}.link-btn:hover{color:var(--aqua)}.link-btn.danger:hover{color:var(--red)}

.modal-backdrop{position:fixed;inset:0;background:rgba(0,12,22,.68);display:grid;place-items:center;padding:20px;z-index:100}.modal{width:min(620px,100%);max-height:88vh;overflow:auto;background:var(--surface);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--border)}.modal-head h3{margin:0;font-size:18px}.modal-body{padding:20px 22px}.modal-foot{display:flex;justify-content:flex-end;gap:10px;padding:16px 22px;border-top:1px solid var(--border)}.close-btn{border:0;background:transparent;color:var(--muted);font-size:22px}.danger-note{padding:12px 14px;border-radius:12px;background:rgba(220,53,69,.1);color:#ffadb6;border:1px solid rgba(220,53,69,.25);font-size:12px;line-height:1.5}body.theme-light .danger-note{color:#b42334}
.context-menu{position:fixed;z-index:130;min-width:170px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;padding:6px}.context-menu button{width:100%;border:0;background:transparent;color:var(--text);padding:9px 10px;border-radius:8px;text-align:left;font-size:12px}.context-menu button:hover{background:var(--surface-3)}.context-menu button.danger{color:#ff7180}

.drop-zone{border:1.5px dashed rgba(18,172,202,.55);border-radius:16px;padding:28px;text-align:center;background:rgba(18,172,202,.04);transition:.2s;cursor:pointer}.drop-zone.dragover{border-color:var(--aqua);background:rgba(18,172,202,.12);transform:scale(1.01)}.drop-zone strong{display:block;margin-bottom:7px}.drop-zone small{color:var(--muted)}.selected-file{margin-top:12px;color:var(--aqua);font-size:12px}
.toast-root{position:fixed;right:22px;bottom:22px;z-index:200;display:grid;gap:9px}.toast{background:var(--surface);border:1px solid var(--border);border-left:4px solid var(--aqua);box-shadow:var(--shadow);border-radius:12px;padding:12px 14px;min-width:260px;max-width:390px;font-size:12px}.toast.error{border-left-color:var(--red)}.toast.success{border-left-color:var(--green)}

.viewer{width:min(1050px,96vw);height:min(84vh,900px);display:flex;flex-direction:column}.viewer .modal-body{flex:1;min-height:0;overflow:auto;background:#0c1520}.pdf-toolbar{display:flex;align-items:center;justify-content:center;gap:10px;padding:10px;background:var(--surface);border-bottom:1px solid var(--border)}.pdf-stage{min-height:100%;display:flex;justify-content:center;padding:24px}.pdf-stage canvas{max-width:100%;height:auto;background:#fff;box-shadow:0 10px 30px rgba(0,0,0,.25)}.image-preview{display:grid;place-items:center;height:100%}.image-preview img{max-width:100%;max-height:100%;object-fit:contain}.text-preview{white-space:pre-wrap;color:#dfe8ef;padding:18px;line-height:1.6}.preview-meta{color:var(--muted);font-size:12px}

.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-items:start}.settings-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;overflow:hidden}.settings-card-head{padding:20px 20px 0}.settings-card h3{margin:0 0 5px}.settings-card-head p{margin:0;color:var(--muted);font-size:12px;line-height:1.5}.settings-card .form-error{margin:16px 20px 0}.settings-card-body{padding:20px 20px 4px}.settings-card-actions{display:flex;justify-content:flex-end;padding:16px 20px;border-top:1px solid var(--border);background:color-mix(in srgb,var(--surface-2) 55%,transparent)}.settings-save{min-width:150px;transition:opacity .18s ease,background .18s ease}.settings-save:disabled{background:var(--surface-3);color:var(--muted-2);border:1px solid var(--border);opacity:.7}.field-help{display:block;color:var(--muted);font-size:11px;line-height:1.45;margin-top:-2px}.package-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.check-list{display:grid;gap:8px;max-height:280px;overflow:auto;border:1px solid var(--border);border-radius:12px;padding:10px}.check-row{display:flex;gap:9px;align-items:center;padding:7px;border-radius:8px}.check-row:hover{background:var(--surface-3)}

.guest-shell{min-height:100vh}.guest-head{height:78px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 30px;background:var(--surface)}.guest-logo{height:54px;width:190px;object-fit:contain;object-position:left center}.guest-main{padding:28px 30px 50px;max-width:1400px;margin:auto}.welcome{background:linear-gradient(135deg,rgba(18,172,202,.14),rgba(140,204,230,.06));border:1px solid rgba(18,172,202,.2);padding:18px 20px;border-radius:16px;margin-bottom:24px}.preview-banner{background:rgba(249,163,26,.12);border-bottom:1px solid rgba(249,163,26,.3);color:#ffd27d;padding:10px 18px;text-align:center;font-size:12px;font-weight:700}

@media(max-width:1100px){.grid{grid-template-columns:repeat(3,minmax(0,1fr))}.package-list{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:800px){.app-shell{grid-template-columns:1fr}.sidebar{height:auto;position:static;border-right:0;border-bottom:1px solid var(--border);padding:12px}.brand-wrap{padding:0 8px 10px}.brand-logo{height:52px;width:150px}.nav{display:flex;overflow:auto}.nav-btn{white-space:nowrap}.sidebar-bottom{display:none}.topbar{padding:0 16px}.page{padding:20px 16px 40px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.page-head{flex-direction:column}.settings-grid{grid-template-columns:1fr}.package-list{grid-template-columns:1fr}.guest-main{padding:20px 16px}.guest-head{padding:0 16px}}
@media(max-width:520px){.grid{grid-template-columns:1fr}.auth-card{padding:28px 22px}.folder-card,.doc-card{min-height:135px}.actions{width:100%}.actions .btn{flex:1}.topbar .topbar-actions .btn span{display:none}}