:root{--teal:#0f766e;--teal2:#14b8a6;--ink:#17202a;--muted:#667085;--line:#e5e7eb;--bg:#f6f8fb;--card:#fff;--danger:#b42318}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink);font-size:15px}a{text-decoration:none;color:inherit}
.app-shell{display:flex;min-height:100vh}.sidebar{width:248px;background:#fff;border-right:1px solid var(--line);padding:18px;position:fixed;inset:0 auto 0 0;z-index:10}.brand{display:flex;gap:12px;align-items:center;margin-bottom:22px}.brand-mark{width:42px;height:42px;border-radius:8px;background:var(--teal);color:white;display:grid;place-items:center;font-weight:700}.brand span{display:block;color:var(--muted);font-size:12px;margin-top:3px}.sidebar nav{display:grid;gap:4px}.sidebar a{padding:10px 12px;border-radius:8px;color:#344054}.sidebar a.active,.sidebar a:hover{background:#e6fffb;color:var(--teal);font-weight:700}
.main{margin-left:248px;width:calc(100% - 248px);padding:22px}.topbar{display:flex;align-items:center;gap:16px;justify-content:space-between;margin-bottom:18px}.topbar h1{margin:0;font-size:24px}.topbar p{margin:3px 0 0;color:var(--muted)}.top-actions{display:flex;align-items:center;gap:10px}.status-dot{width:9px;height:9px;border-radius:50%;background:#22c55e}.icon-btn{display:none}
.btn,button{border:0;border-radius:8px;padding:9px 13px;font-weight:700;cursor:pointer}.btn-primary{background:var(--teal);color:white}.btn-light{background:#eef2f7;color:#344054}.btn-danger{background:#fee2e2;color:var(--danger)}.full{width:100%}.alert{padding:12px 14px;border-radius:8px;margin-bottom:14px;background:#eef2f7}.alert.success{background:#dcfce7}.alert.error{background:#fee2e2;color:var(--danger)}
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.stat-card,.panel,.module-card{background:var(--card);border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 22px rgba(16,24,40,.04)}.stat-card{padding:17px}.stat-card span{display:block;color:var(--muted)}.stat-card strong{font-size:28px;margin-top:8px;display:block;color:var(--teal)}
.dashboard-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:14px;margin-top:14px}.panel{padding:18px}.panel h2{margin:0 0 12px;font-size:18px}.list-row{display:block;padding:11px 0;border-top:1px solid var(--line)}.list-row:first-of-type{border-top:0}.list-row span{display:block;color:var(--muted);font-size:13px;margin-top:3px}.quick-menu{display:flex;gap:8px;flex-wrap:wrap;align-content:flex-start}.quick-menu h2{width:100%}.muted{color:var(--muted)}
.toolbar{display:flex;justify-content:space-between;gap:12px;margin-bottom:14px;align-items:center}.toolbar form{display:flex;gap:8px}.toolbar input,.toolbar select,input,select,textarea{border:1px solid var(--line);border-radius:8px;padding:10px;background:#fff;min-height:40px}textarea{min-height:86px}.table-wrap{overflow:auto;background:#fff;border:1px solid var(--line);border-radius:8px}table{width:100%;border-collapse:collapse;min-width:820px}th,td{padding:12px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}th{font-size:12px;text-transform:uppercase;color:var(--muted);background:#f9fafb}.avatar{width:34px;height:34px;border-radius:50%;background:#ccfbf1;color:var(--teal);display:grid;place-items:center;font-weight:700}.badge{display:inline-block;padding:5px 8px;border-radius:999px;background:#ecfdf3;color:#027a48;font-size:12px;font-weight:700}
.wizard{display:grid;gap:14px}.wizard fieldset{background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.wizard legend{font-weight:700;color:var(--teal)}label{display:grid;gap:6px;font-weight:700;color:#344054}.steps{background:#e6fffb;border:1px solid #99f6e4;color:var(--teal);border-radius:8px;padding:12px;font-weight:700}.module-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.module-card{padding:18px}.module-card strong{display:block;margin-bottom:8px}.module-card span{color:var(--muted)}
.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(145deg,#eefdfb,#f7fafc)}.login-card{width:min(420px,92vw);background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px;box-shadow:0 22px 60px rgba(16,24,40,.12)}.login-card form{display:grid;gap:14px}.login-brand{margin-bottom:18px}
.file-toolbar{background:#fff;border:1px solid var(--line);border-radius:8px;padding:16px;margin-bottom:14px;display:grid;gap:14px}.breadcrumb{display:flex;gap:8px;align-items:center;flex-wrap:wrap;color:var(--muted)}.breadcrumb a{color:var(--teal);font-weight:700}.file-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px}.file-actions form,.inline-form{display:flex;gap:8px;align-items:center}.file-actions input:not([type]),.inline-form input{flex:1}.file-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.file-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:14px;display:grid;gap:12px;box-shadow:0 8px 22px rgba(16,24,40,.04)}.file-main{display:grid;gap:7px}.file-main strong{word-break:break-word}.file-main small{color:var(--muted);line-height:1.4}.file-icon{width:max-content;min-width:54px;border-radius:8px;background:#e6fffb;color:var(--teal);padding:8px 10px;font-weight:700;font-size:12px}.folder-card .file-icon{background:#fff7ed;color:#b45309}.file-row-actions{display:flex;gap:8px;flex-wrap:wrap}.empty-state{text-align:center}
@media (max-width:900px){.sidebar{transform:translateX(-100%);transition:.2s}.sidebar-open .sidebar{transform:translateX(0)}.main{margin-left:0;width:100%;padding:16px}.icon-btn{display:block;background:#eef2f7}.topbar{align-items:flex-start}.top-actions{flex-wrap:wrap;justify-content:flex-end}.stats-grid,.dashboard-grid,.module-grid,.file-grid,.file-actions{grid-template-columns:1fr}.wizard fieldset{grid-template-columns:1fr}.toolbar{align-items:stretch;flex-direction:column}.toolbar form,.file-actions form,.inline-form{flex-wrap:wrap}}