*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#f5f6f8;color:#20242a}header{background:#1f2937;color:#fff;padding:16px 24px;display:flex;align-items:center;justify-content:space-between}h1{font-size:20px;margin:0}nav{display:flex;gap:8px}button,.upload{border:1px solid #cbd1d8;background:#fff;border-radius:6px;padding:8px 12px;cursor:pointer}.tab{background:#374151;color:#fff;border-color:#4b5563}.tab.active{background:#fff;color:#111827}main{padding:20px}.toolbar{display:flex;align-items:center;gap:8px;margin-bottom:12px;flex-wrap:wrap}.panel{background:#fff;border:1px solid #dde2e7;border-radius:8px;padding:14px;overflow:auto}.hidden{display:none!important}.file-row{display:grid;grid-template-columns:minmax(240px,1fr) 110px 170px 190px;gap:10px;align-items:center;padding:9px;border-bottom:1px solid #edf0f2}.file-name{cursor:pointer;font-weight:600}.actions{display:flex;gap:5px}.actions button{padding:5px 8px}.upload input{display:none}.editor{margin-top:16px}#editor{width:100%;height:55vh;font-family:Consolas,monospace;font-size:14px;padding:12px;border:1px solid #ccd3da}.db-layout{display:grid;grid-template-columns:260px 1fr;gap:16px}.table-link{padding:8px;cursor:pointer;border-bottom:1px solid #eee}.table-link:hover{background:#f4f6f8}table{width:100%;border-collapse:collapse;font-size:13px}th,td{text-align:left;padding:7px;border-bottom:1px solid #e5e7eb;white-space:nowrap}th{background:#f7f8fa;position:sticky;top:0}.message{position:fixed;right:20px;bottom:20px;background:#1f2937;color:#fff;padding:12px 16px;border-radius:7px;max-width:420px}.message.error{background:#991b1b}@media(max-width:850px){.db-layout{grid-template-columns:1fr}.file-row{grid-template-columns:1fr}.actions{margin-bottom:6px}}

.login-body{min-height:100vh;display:grid;place-items:center;background:#f5f6f8}
.login-card{width:min(420px,calc(100% - 32px));background:#fff;border:1px solid #dde2e7;border-radius:10px;padding:28px}
.login-card h1{color:#20242a;margin-bottom:18px}
.login-card form{display:flex;gap:8px}
.login-card input{flex:1;padding:10px;border:1px solid #cbd1d8;border-radius:6px}
.login-error{color:#991b1b;margin-bottom:0}

.section-title-row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.section-title-row h2{margin-top:0}
button.danger{border-color:#b91c1c;color:#991b1b}
.db-actions{display:flex;gap:5px}
.db-actions button{padding:5px 8px}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:grid;place-items:center;padding:20px;z-index:1000}
.modal-card{background:#fff;width:min(900px,96vw);max-height:90vh;overflow:auto;border-radius:10px;padding:20px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.form-field{display:flex;flex-direction:column;gap:5px}
.form-field.full{grid-column:1/-1}
.form-field input,.form-field select,.form-field textarea{padding:8px;border:1px solid #cbd1d8;border-radius:6px}
.form-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px}
.column-builder-row{display:grid;grid-template-columns:1.3fr 1fr .8fr .8fr .8fr auto auto auto auto;gap:6px;align-items:center;margin-bottom:7px}
.column-builder-row input,.column-builder-row select{min-width:0;padding:6px;border:1px solid #cbd1d8;border-radius:5px}
.muted{color:#6b7280;font-size:12px}
.row-editable{cursor:pointer}
.row-editable:hover{background:#f8fafc}
@media(max-width:900px){.form-grid{grid-template-columns:1fr}.column-builder-row{grid-template-columns:1fr 1fr}.column-builder-row>*{min-width:0}}

.database-mode-toolbar{margin-bottom:16px}
.database-mode-toolbar button.active{background:#1f2937;color:#fff;border-color:#1f2937}
.sql-editor{width:100%;min-height:360px;resize:vertical;font-family:Consolas,"Courier New",monospace;font-size:14px;line-height:1.45;padding:12px;border:1px solid #cbd1d8;border-radius:7px;background:#fff}
.sql-help{margin-top:8px}
.sql-summary{margin:14px 0;padding:10px 12px;background:#f7f8fa;border:1px solid #dde2e7;border-radius:7px}
.sql-result-set{margin-top:18px}
.sql-result-set h3{margin:0 0 8px}
.sql-error{margin-top:14px;padding:10px 12px;background:#fef2f2;border:1px solid #fecaca;color:#991b1b;border-radius:7px;white-space:pre-wrap}

.database-selector-panel{display:flex;align-items:center;gap:12px;margin-bottom:14px}.database-selector-panel select{min-width:280px;padding:8px;border:1px solid #cbd1d8;border-radius:6px;background:#fff}

.storage-usage{margin-left:auto}.folder-upload-panel{margin-bottom:12px}.folder-upload-panel progress{width:100%;height:18px;margin:10px 0 4px}.folder-upload-panel.busy{border-color:#9ca3af}