:root{
  --background:#f4f1eb;
  --surface:#ffffff;
  --surface-soft:#faf8f4;
  --text:#201e1a;
  --muted:#777066;
  --border:#e4ddd2;
  --primary:#846436;
  --primary-dark:#674d28;
  --success:#257858;
  --danger:#a94336;
  --warning:#8a631e;
  --shadow:0 24px 70px rgba(63,49,29,.10);
}
*{box-sizing:border-box}
html{min-height:100%}
body{margin:0;min-height:100vh;background:radial-gradient(circle at 10% 10%,rgba(186,154,102,.15),transparent 28%),radial-gradient(circle at 90% 85%,rgba(80,69,51,.08),transparent 25%),var(--background);font-family:Tahoma,Arial,sans-serif;color:var(--text)}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.page{min-height:100vh;padding:24px;display:flex;align-items:center;justify-content:center}
.shell{width:min(1040px,100%);display:grid;grid-template-columns:1.05fr .95fr;background:var(--surface);border:1px solid rgba(157,133,93,.22);border-radius:28px;overflow:hidden;box-shadow:var(--shadow)}
.brand{min-height:620px;padding:54px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;background:linear-gradient(145deg,#27231d,#463b2c 58%,#80623a);color:#fff}
.brand::before,.brand::after{content:"";position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.1)}
.brand::before{width:360px;height:360px;left:-130px;top:-120px}
.brand::after{width:260px;height:260px;right:-120px;bottom:-80px}
.brand-main{position:relative;z-index:1}
.brand h1{max-width:430px;margin:0 0 14px;font-size:36px;line-height:1.35}
.panel{padding:42px;display:flex;align-items:center}
.panel-inner{width:100%;max-width:430px;margin:auto}
.eyebrow{margin-bottom:8px;color:var(--primary);font-size:12px;font-weight:800;letter-spacing:.4px}
.panel h2{margin:0 0 8px;font-size:27px}
.subtitle{margin:0 0 26px;color:var(--muted);font-size:14px}
.tabs{display:grid;grid-template-columns:1fr 1fr;margin-bottom:24px;padding:4px;border-radius:14px;background:#f4f1eb}
.tab{padding:11px;border:0;border-radius:11px;background:transparent;color:var(--muted);font-weight:700}
.tab.active{background:#fff;color:var(--text);box-shadow:0 4px 14px rgba(55,45,30,.08)}
.form{display:none}
.form.active{display:block}
.field{margin-bottom:14px}
label{display:block;margin:0 2px 8px;color:#4e4942;font-size:13px;font-weight:700}
label span{color:#999;font-weight:400}
input,textarea,select{width:100%;padding:13px 14px;border:1px solid var(--border);border-radius:13px;outline:none;background:#fff;color:var(--text);transition:.18s}
textarea{min-height:124px;resize:vertical;line-height:1.8}
input:focus,textarea:focus,select:focus{border-color:#ae8a50;box-shadow:0 0 0 4px rgba(174,138,80,.12)}
.primary-button{width:100%;margin-top:8px;padding:14px 18px;border:0;border-radius:13px;background:var(--primary);color:#fff;font-weight:800;transition:.18s}
.primary-button:hover{background:var(--primary-dark)}
.primary-button:disabled{opacity:.58;cursor:not-allowed}
.secondary-button{padding:9px 13px;border:1px solid var(--border);border-radius:11px;background:#fff;color:#665e54}
.notice{display:none;margin-bottom:18px;padding:12px 14px;border:1px solid transparent;border-radius:12px;font-size:13px;line-height:1.7}
.notice.show{display:block}
.notice.error{background:#fff3f1;border-color:#f0cbc4;color:var(--danger)}
.notice.success{background:#eff8f3;border-color:#c8e6d5;color:var(--success)}
.notice.warning{display:block;background:#fff8e9;border-color:#ecd9aa;color:var(--warning)}
.dashboard{display:none;width:100%}
.dashboard-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:22px}
.user-name{margin-top:3px;font-size:24px;font-weight:900}
.status-dot{display:inline-block;width:8px;height:8px;margin-left:6px;border-radius:50%;background:var(--success)}
.stats{display:grid;grid-template-columns:1fr;gap:12px;margin-bottom:18px}
.stat{padding:17px;border:1px solid var(--border);border-radius:16px;background:var(--surface-soft)}
.stat span{display:block;margin-bottom:8px;color:var(--muted);font-size:12px}
.stat strong{font-size:19px}
.workspace{min-height:150px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;border:1px dashed #d8ccb9;border-radius:18px;background:linear-gradient(135deg,#f5eee3,#fbf8f2);color:#6f624e}
.workspace-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:12px;background:#fff;border:1px solid #dfd4c4;font-size:21px}
.centered-page{min-height:100vh;display:grid;place-items:center;padding:24px}
.update-card{width:min(620px,100%);padding:36px;border:1px solid var(--border);border-radius:24px;background:#fff;box-shadow:var(--shadow);text-align:center}
.update-card h1{margin:0 0 12px;font-size:28px}
.update-card p{margin:0;color:var(--muted);line-height:1.8}
.update-badge{display:inline-block;margin-bottom:16px;padding:8px 12px;border-radius:999px;background:#fff0ed;color:var(--danger);font-weight:800}
.version-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:24px}
.version-grid div{padding:14px;border-radius:14px;background:var(--surface-soft);border:1px solid var(--border)}
.version-grid span{display:block;margin-bottom:6px;color:var(--muted);font-size:11px}
.version-grid strong{font-size:14px}

.dashboard-actions{display:flex;align-items:center;gap:8px}
.admin-link{text-decoration:none;display:inline-flex;align-items:center;justify-content:center}
.admin-page{min-height:100vh;padding:28px;background:var(--background)}
.admin-shell{width:min(1280px,100%);margin:auto}
.admin-header{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:22px}
.admin-header h1{margin:0;font-size:28px}
.admin-identity{margin-top:6px;color:var(--muted);font-size:13px}
.admin-toolbar{display:grid;grid-template-columns:minmax(240px,1fr) 160px 160px auto;gap:10px;margin-bottom:14px}
.admin-toolbar input,.admin-toolbar select,.modal-card select{width:100%;padding:12px 13px;border:1px solid var(--border);border-radius:12px;background:#fff;color:var(--text);outline:none}
.users-card{overflow:hidden;border:1px solid var(--border);border-radius:20px;background:#fff;box-shadow:0 14px 40px rgba(63,49,29,.06)}
.table-wrap{overflow:auto}
.users-table{width:100%;border-collapse:collapse;min-width:980px}
.users-table th,.users-table td{padding:14px 13px;border-bottom:1px solid #eee8df;text-align:right;white-space:nowrap;font-size:13px}
.users-table th{background:#faf8f4;color:#6e655a;font-size:12px;font-weight:800}
.users-table tbody tr:hover{background:#fcfbf8}
.user-cell strong{display:block;font-size:14px}
.user-cell span{display:block;margin-top:3px;color:var(--muted);font-size:11px}
.badge{display:inline-flex;align-items:center;justify-content:center;min-width:64px;padding:6px 9px;border-radius:999px;font-size:11px;font-weight:800}
.badge.admin{background:#f4ead9;color:#755523}
.badge.user{background:#f1f2f3;color:#565b62}
.badge.active{background:#eaf7f0;color:#257858}
.badge.disabled{background:#fff0ed;color:#a94336}
.table-action{padding:7px 11px;border:1px solid var(--border);border-radius:9px;background:#fff;color:#5d554c}
.pagination{display:flex;align-items:center;justify-content:center;gap:12px;padding:14px}
.pagination span{min-width:110px;text-align:center;color:var(--muted);font-size:12px}
.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;padding:20px;background:rgba(28,24,19,.48);z-index:20}
.modal.open{display:flex}
.modal-card{width:min(440px,100%);padding:22px;border-radius:20px;background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.18)}
.modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:6px}
.modal-head h2{margin:0;font-size:21px}
.icon-button{width:36px;height:36px;border:1px solid var(--border);border-radius:10px;background:#fff;font-size:21px;line-height:1}
.modal-user{margin-bottom:18px;color:var(--muted);font-size:13px}
.modal-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:18px}
.modal-actions .primary-button{margin:0}
.danger-button{padding:14px 18px;border:1px solid #efc9c3;border-radius:13px;background:#fff4f2;color:var(--danger);font-weight:800}
.empty-row{text-align:center!important;color:var(--muted);padding:32px!important}


.excel-workspace{margin-top:20px}
.account-tools{margin-bottom:16px;padding:18px;border:1px solid var(--border);border-radius:18px;background:linear-gradient(135deg,#fff,#faf7f1)}
.account-tools-head,.saved-reports-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:16px}
.account-tools-head strong,.saved-reports-head strong{display:block;font-size:17px}
.account-tools-head p{margin:6px 0 0;color:var(--muted);font-size:12px;line-height:1.7}
.section-kicker{display:block;margin-bottom:5px;color:var(--primary);font-size:9px;font-weight:900;letter-spacing:.7px}
.inline-status{min-height:20px;color:var(--muted);font-size:11px}
.inline-status.success{color:var(--success)}
.inline-status.error{color:var(--danger)}
.preferences-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(260px,.65fr);gap:14px}
.instruction-field,.report-preferences-card{padding:14px;border:1px solid #eee6d9;border-radius:15px;background:rgba(255,255,255,.8)}
.report-preferences-card .field:last-of-type{margin-bottom:10px}
.field-hint{margin-top:7px;color:var(--muted);font-size:10px;line-height:1.65}
.check-row{display:flex;align-items:center;gap:9px;margin:0;padding:9px 2px;color:#5d554c;font-size:11px;font-weight:700}
.check-row input{width:17px;height:17px;margin:0;accent-color:var(--primary);box-shadow:none}
.preferences-actions{display:flex;align-items:center;flex-wrap:wrap;gap:9px;margin-top:12px}
.preferences-actions .field-hint{margin:0}
.custom-templates-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.custom-template-item{display:flex;align-items:center;gap:9px;min-width:210px;padding:8px;border:1px solid var(--border);border-radius:12px;background:#fff}
.custom-template-item img{width:42px;height:42px;border-radius:9px;object-fit:cover;background:#f0ece5}
.custom-template-item strong{min-width:0;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}
.custom-template-delete{width:30px;height:30px;padding:0;border:1px solid #efc9c3;border-radius:9px;background:#fff5f3;color:var(--danger);font-weight:900}
.saved-reports-section{margin-bottom:16px;padding:18px;border:1px solid var(--border);border-radius:18px;background:#fff}
.saved-reports-head{align-items:center;margin-bottom:12px}
.saved-reports-head>span{color:var(--muted);font-size:10px}
.saved-reports-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.saved-reports-empty{padding:18px;border:1px dashed var(--border);border-radius:13px;background:#faf8f4;color:var(--muted);text-align:center;font-size:11px}
.saved-report-card{min-width:0;overflow:hidden;border:1px solid var(--border);border-radius:14px;background:#faf8f4}
.saved-report-preview{aspect-ratio:4/5;padding:5px;background:#ece8e0}
.saved-report-preview img{display:block;width:100%;height:100%;object-fit:contain}
.saved-report-meta{padding:9px}
.saved-report-meta strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}
.saved-report-meta span{display:block;margin-top:4px;color:var(--muted);font-size:9px}
.saved-report-actions{display:grid;grid-template-columns:1fr auto;gap:6px;margin-top:8px}
.saved-report-actions button{padding:7px 8px;border:1px solid var(--border);border-radius:8px;background:#fff;color:#5d554c;font-size:9px;font-weight:800}
.saved-report-actions .delete-saved-report{color:var(--danger);border-color:#efc9c3}
.upload-zone{min-height:210px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;border:1.5px dashed #d2c4b0;border-radius:18px;background:linear-gradient(135deg,#fbf8f2,#f6efe5);outline:none;transition:.2s}
.upload-zone.dragover{border-color:var(--primary);background:#f5ede0;transform:translateY(-1px)}
.upload-mark{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;background:#fff;border:1px solid #ded3c2;color:var(--primary);font-size:27px;line-height:1}
.upload-title{font-weight:800;font-size:16px}
.compact-button{width:auto;margin:0;padding:11px 18px}
.analysis-status{display:none;margin-top:12px;padding:12px 14px;border:1px solid var(--border);border-radius:12px;background:#fff;color:var(--muted);font-size:13px}
.analysis-status.show{display:block}
.analysis-status.error{border-color:#efc9c3;background:#fff4f2;color:var(--danger)}
.analysis-status.success{border-color:#cce6d8;background:#f0faf5;color:var(--success)}
.file-toolbar{display:none;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;padding:13px 14px;border:1px solid var(--border);border-radius:14px;background:#fff}
.file-toolbar.show{display:flex}
.file-meta{min-width:0}
.file-meta strong{display:block;max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:13px}
.file-meta span{display:block;margin-top:4px;color:var(--muted);font-size:11px}
.file-toolbar-actions{display:flex;align-items:center;gap:8px}
.sheet-select{max-width:220px;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text)}
.analysis-results{display:none;margin-top:14px}
.analysis-results.show{display:block}
.analysis-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.analysis-stat{padding:15px;border:1px solid var(--border);border-radius:14px;background:#fff}
.analysis-stat span{display:block;color:var(--muted);font-size:11px}
.analysis-stat strong{display:block;margin-top:5px;font-size:22px}
.duplicate-panel{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:10px;padding:14px;border:1px solid #eadbc2;border-radius:14px;background:#fffaf1}
.duplicate-panel.clean{border-color:#cce6d8;background:#f2faf6}
.duplicate-panel strong{display:block;font-size:13px}
.duplicate-panel span{display:block;margin-top:4px;color:var(--muted);font-size:11px}
.duplicate-panel.clean #downloadCleanButton{display:none}
.ai-analysis-panel{display:none;margin-top:12px;padding:17px;border:1px solid #cfded8;border-radius:16px;background:linear-gradient(135deg,#f4faf7,#fbf8f2)}
.ai-analysis-panel.show{display:block}
.ai-analysis-panel.error{border-color:#efc9c3;background:#fff4f2}
.ai-analysis-head{display:flex;align-items:center;justify-content:space-between;gap:14px}
.ai-analysis-head>div{min-width:0}
.ai-analysis-head strong{display:block;margin-top:3px;font-size:16px}
.ai-analysis-kicker{display:block;color:#4d806b;font-size:9px;font-weight:900;letter-spacing:.8px}
.ai-analysis-badge{flex:0 0 auto;padding:6px 10px;border-radius:999px;background:#e4f1eb;color:#32644f;font-size:10px;font-weight:900}
.ai-analysis-panel.loading .ai-analysis-badge{animation:aiPulse 1.2s ease-in-out infinite}
.ai-analysis-panel.error .ai-analysis-badge{background:#f7dcd7;color:var(--danger)}
.ai-analysis-summary{margin:12px 0 0;color:#4f554f;font-size:13px;line-height:1.9}
.ai-analysis-insights{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:12px}
.ai-analysis-insight{padding:10px 11px;border:1px solid rgba(97,128,113,.18);border-radius:11px;background:rgba(255,255,255,.75);color:#3e4943;font-size:11px;line-height:1.75}
@keyframes aiPulse{0%,100%{opacity:1}50%{opacity:.5}}
.analysis-block{margin-top:12px;border:1px solid var(--border);border-radius:16px;background:#fff;overflow:hidden}
.analysis-block-head{padding:13px 14px;border-bottom:1px solid var(--border);background:#faf8f4;font-size:13px}
.columns-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:12px}
.column-card{min-width:0;padding:10px 11px;border:1px solid #eee7dc;border-radius:11px;background:#fff}
.column-card strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:12px}
.column-card span{display:block;margin-top:5px;color:var(--muted);font-size:10px}
.preview-wrap{overflow:auto;max-height:360px}
.preview-table{width:100%;border-collapse:collapse;min-width:720px}
.preview-table th,.preview-table td{padding:10px 11px;border-bottom:1px solid #eee8df;border-left:1px solid #f1ece4;text-align:right;white-space:nowrap;font-size:11px;max-width:260px;overflow:hidden;text-overflow:ellipsis}
.preview-table th{position:sticky;top:0;z-index:1;background:#faf8f4;color:#665d53;font-weight:800}
.preview-table tr:last-child td{border-bottom:0}

@media(max-width:820px){.page{padding:14px}.shell{grid-template-columns:1fr}.brand{min-height:auto;padding:30px}.brand h1{font-size:28px}.panel{padding:30px 22px}.analysis-stats{grid-template-columns:repeat(2,1fr)}.columns-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.file-toolbar{align-items:flex-start;flex-direction:column}.file-toolbar-actions{width:100%}.sheet-select{flex:1;max-width:none}}

.app-ready .page{align-items:flex-start}
.app-ready .shell{width:min(1420px,100%);grid-template-columns:1fr}
.app-ready .brand{display:none}
.app-ready .panel{width:100%;min-width:0;padding:30px}
.app-ready .panel-inner{width:100%;min-width:0;max-width:none}
.app-ready .dashboard,.app-ready .excel-workspace,.analysis-results,.report-section,.report-grid{min-width:0;max-width:100%}
.preview-wrap,.table-wrap{width:100%;min-width:0;max-width:100%;overflow:auto}
.report-section{display:none;margin-top:18px;padding-top:18px;border-top:1px solid var(--border)}
.report-section.show{display:block}
.report-section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.report-section-head>strong{font-size:16px}
.report-scope{display:flex;align-items:center;gap:6px;padding:4px;border:1px solid var(--border);border-radius:12px;background:#f7f4ef}
.report-scope-button{padding:8px 12px;border:0;border-radius:9px;background:transparent;color:var(--muted);font-size:12px;font-weight:800}
.report-scope-button.active{background:#fff;color:var(--text);box-shadow:0 3px 10px rgba(55,45,30,.08)}
.report-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:16px}
.report-card{min-width:0;max-width:100%;overflow:hidden;border:1px solid var(--border);border-radius:18px;background:#fff;box-shadow:0 10px 28px rgba(63,49,29,.05)}
.report-preview{position:relative;width:100%;aspect-ratio:4/5;display:grid;place-items:center;overflow:hidden;padding:10px;background:#ece9e2;contain:layout paint}
.report-preview svg{display:block;width:100%;height:100%;max-width:100%;max-height:100%;overflow:hidden}
.report-card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 14px}
.report-card-footer strong{font-size:13px}
.report-card-footer .primary-button{font-size:12px}
.report-card-actions{display:flex;align-items:center;gap:7px}
.report-card-actions .secondary-button{font-size:11px;font-weight:800}
@media(max-width:850px){.app-ready .shell{width:100%;min-width:0}.app-ready .panel{width:100%;min-width:0;padding:18px}.app-ready .panel-inner,.app-ready .dashboard,.app-ready .excel-workspace,.analysis-results,.report-section,.report-grid{width:100%;min-width:0;max-width:100%}.preferences-grid{grid-template-columns:1fr}.saved-reports-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.report-grid{grid-template-columns:minmax(0,1fr)}.report-card{width:100%;min-width:0}.report-section-head{align-items:flex-start;flex-direction:column}.report-scope{width:100%}.report-scope-button{flex:1}.analysis-stats{grid-template-columns:1fr 1fr}.ai-analysis-insights{grid-template-columns:1fr}}

@media(max-width:520px){.version-grid{grid-template-columns:1fr}.dashboard-header{align-items:flex-start}.dashboard-actions{flex-wrap:wrap}.account-tools-head,.saved-reports-head{flex-direction:column}.preferences-actions{align-items:stretch;flex-direction:column}.preferences-actions button{width:100%}.saved-reports-grid{grid-template-columns:1fr}.analysis-stats{grid-template-columns:1fr 1fr}.columns-grid{grid-template-columns:1fr}.duplicate-panel{align-items:stretch;flex-direction:column}.file-toolbar-actions{align-items:stretch;flex-direction:column}.sheet-select{width:100%}.report-preview{padding:6px}.report-card-footer{align-items:flex-start;flex-direction:column}.report-card-actions{width:100%}.report-card-actions button{flex:1}.ai-analysis-head{align-items:flex-start;flex-direction:column}.ai-analysis-badge{align-self:flex-start}}

/* Formal interface refresh — v1.5.0 */
:root{
  --background:#f1eee7;
  --surface:#ffffff;
  --surface-soft:#faf8f4;
  --text:#1d1a16;
  --muted:#756e64;
  --border:#e7dfd3;
  --primary:#96703a;
  --primary-dark:#765328;
  --success:#16745a;
  --danger:#a84538;
  --warning:#8b6424;
  --shadow:0 30px 90px rgba(50,41,28,.11);
}
body{
  background:
    radial-gradient(circle at 8% 12%,rgba(150,112,58,.09),transparent 31%),
    radial-gradient(circle at 92% 86%,rgba(65,51,33,.06),transparent 27%),
    var(--background);
  font-family:Tahoma,"Segoe UI",Arial,sans-serif;
  line-height:1.55;
}
.page{padding:42px}
.shell{
  width:min(1360px,100%);
  min-height:min(760px,calc(100vh - 86px));
  grid-template-columns:1.07fr .93fr;
  border:1px solid rgba(116,91,53,.14);
  border-radius:34px;
  box-shadow:var(--shadow);
}
.brand{
  min-height:min(760px,calc(100vh - 86px));
  padding:76px 74px 58px;
  background:linear-gradient(145deg,#201d18 0%,#3d3327 58%,#725531 100%);
}
.brand::before{width:520px;height:520px;left:-190px;top:-250px;border-color:rgba(255,255,255,.11)}
.brand::after{width:360px;height:360px;right:-145px;bottom:-165px;border-color:rgba(255,255,255,.12)}
.brand-main{margin:auto 0}
.brand-badge{
  display:inline-flex;
  align-items:center;
  margin-bottom:22px;
  padding:7px 11px;
  border:1px solid rgba(255,255,255,.18);
  border-radius:8px;
  color:#ddc9a8;
  font-size:10px;
  font-weight:900;
  letter-spacing:1.4px;
}
.brand h1{max-width:560px;margin:0;font-size:49px;line-height:1.48;letter-spacing:-1.1px}
.brand-copy{max-width:500px;margin:24px 0 0;color:rgba(255,255,255,.72);font-size:16px;line-height:2}
.brand-foot{position:relative;z-index:1;color:rgba(255,255,255,.56);font-size:11px;letter-spacing:.2px}
.panel{padding:64px 68px;background:#fff}
.panel-inner{max-width:520px}
.eyebrow{margin-bottom:10px;color:var(--primary);font-size:10px;letter-spacing:1.2px}
.panel h2{font-size:32px;letter-spacing:-.4px}
.subtitle{margin-bottom:30px;font-size:15px;line-height:1.8}
.tabs{margin-bottom:28px;padding:5px;border-radius:16px;background:#f3f0ea}
.tab{padding:13px 15px;border-radius:12px;font-size:14px}
.field{margin-bottom:18px}
label{margin-bottom:9px;color:#39342e;font-size:13px}
input,textarea,select{padding:14px 16px;border-radius:14px;background:#fff;line-height:1.55}
input:hover,textarea:hover,select:hover{border-color:#d5c7b3}
input:focus,textarea:focus,select:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(150,112,58,.11)}
.primary-button{min-height:48px;border-radius:13px;background:var(--primary);box-shadow:0 9px 20px rgba(150,112,58,.16)}
.secondary-button{min-height:42px;padding:10px 16px;border-radius:12px;background:#fff;color:#4f4840;font-weight:700}
.secondary-button:hover{border-color:#cbbba4;background:#fcfaf6}
.notice{border-radius:13px}

.app-ready .page{padding:28px}
.app-ready .shell{width:min(1540px,100%);min-height:0;border-radius:28px;background:#fff}
.app-ready .panel{padding:30px 32px 38px}
.dashboard-header{
  margin-bottom:14px;
  padding:18px 20px;
  border:1px solid var(--border);
  border-radius:18px;
  background:#fff;
}
.user-name{font-size:22px;letter-spacing:-.2px}
.dashboard-actions{gap:10px}
.stats{margin-bottom:22px}
.stat{
  min-height:78px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 22px;
  border-radius:18px;
  background:linear-gradient(135deg,#fbfaf7,#f7f2e9);
}
.stat span{margin:0;font-size:13px;font-weight:800;color:#594f42}
.stat strong{font-size:25px;color:var(--primary-dark)}
.excel-workspace{margin-top:0}
.account-tools{
  margin-bottom:22px;
  padding:28px;
  border-radius:22px;
  background:linear-gradient(145deg,#fff 0%,#fdfbf7 100%);
  box-shadow:0 12px 34px rgba(66,50,29,.04);
}
.account-tools-head,.saved-reports-head{margin-bottom:22px}
.account-tools-head strong,.saved-reports-head strong{font-size:23px;letter-spacing:-.25px}
.account-tools-head p{margin-top:7px;font-size:13px}
.section-kicker{margin-bottom:6px;font-size:9px;letter-spacing:1.1px}
.inline-status{font-size:12px}
.preferences-grid{grid-template-columns:minmax(0,1.35fr) minmax(330px,.65fr);gap:18px}
.instruction-field,.report-preferences-card{padding:18px;border-radius:17px;background:#fff}
.instruction-field textarea{min-height:190px}
.report-preferences-card{display:flex;flex-direction:column;justify-content:center;padding:20px}
.report-preferences-card .field{margin-bottom:16px}
.check-row{padding:10px 2px;font-size:12px}
.field-hint{font-size:10px;line-height:1.75}
.preferences-actions{gap:11px;margin-top:16px}
.preferences-actions .primary-button{min-width:165px}
.compact-button{min-height:44px;padding:11px 20px}
.saved-reports-section{margin-bottom:22px;padding:25px;border-radius:22px;box-shadow:0 10px 28px rgba(66,50,29,.03)}
.saved-reports-head>span{font-size:11px}
.saved-reports-grid{gap:14px}
.saved-reports-empty{padding:25px;border-radius:15px;background:#faf8f4;font-size:12px}
.saved-report-card{border-radius:16px;background:#faf8f4}
.upload-zone{
  min-height:270px;
  border-color:#cfbea5;
  border-radius:22px;
  background:linear-gradient(145deg,#fcfaf6,#f7f1e7);
}
.upload-zone:hover{border-color:var(--primary);background:#faf5ec}
.upload-mark{width:56px;height:56px;border-radius:16px;font-size:31px}
.upload-title{font-size:19px}
.analysis-status,.file-toolbar{border-radius:16px}
.analysis-results{margin-top:20px}
.analysis-stats{gap:13px}
.analysis-stat{padding:18px;border-radius:16px;background:#fbfaf7}
.analysis-stat strong{font-size:25px}
.duplicate-panel{padding:18px;border-radius:16px}
.ai-analysis-panel{padding:22px;border-radius:18px}
.analysis-block{border-radius:18px}
.report-section{margin-top:24px;padding-top:24px}
.report-section-head>strong{font-size:21px}
.report-grid{gap:20px}
.report-card{border-radius:20px;box-shadow:0 14px 38px rgba(63,49,29,.06)}
.report-preview{padding:12px;background:#ece8df}

@media(max-width:980px){
  .page{padding:20px}
  .shell{grid-template-columns:1fr;min-height:0;border-radius:26px}
  .brand{min-height:290px;padding:42px 46px}
  .brand-main{margin:0}
  .brand h1{max-width:none;font-size:35px;line-height:1.42}
  .brand-copy{max-width:650px;margin-top:14px;font-size:14px}
  .brand-foot{margin-top:28px}
  .panel{padding:44px 36px}
  .panel-inner{max-width:620px}
  .preferences-grid{grid-template-columns:1fr}
}
@media(max-width:850px){
  .app-ready .page{padding:12px}
  .app-ready .shell{border-radius:20px}
  .app-ready .panel{padding:16px}
  .account-tools,.saved-reports-section{padding:20px}
  .instruction-field textarea{min-height:160px}
}
@media(max-width:560px){
  .page{padding:10px}
  .shell{border-radius:20px}
  .brand{min-height:230px;padding:30px 24px}
  .brand-badge{margin-bottom:14px}
  .brand h1{font-size:28px;line-height:1.45}
  .brand-copy{display:none}
  .brand-foot{margin-top:24px;font-size:9px}
  .panel{padding:30px 20px}
  .panel h2{font-size:27px}
  .dashboard-header{align-items:flex-start;flex-direction:column;padding:16px}
  .dashboard-actions{width:100%}
  .dashboard-actions .secondary-button{flex:1}
  .stat{min-height:70px;padding:15px 17px}
  .account-tools,.saved-reports-section{padding:17px;border-radius:18px}
  .account-tools-head,.saved-reports-head{gap:10px;margin-bottom:16px}
  .account-tools-head strong,.saved-reports-head strong{font-size:20px}
  .preferences-actions{align-items:stretch}
  .preferences-actions .field-hint{width:100%}
  .upload-zone{min-height:220px}
  .analysis-stat{padding:14px}
  .analysis-stat strong{font-size:21px}
}

/* Premium product interface — v1.5.0 */
:root{
  --background:#edf1f4;
  --surface:#ffffff;
  --surface-soft:#f6f8f9;
  --text:#142033;
  --muted:#667184;
  --border:#dce3e8;
  --primary:#a8752b;
  --primary-dark:#7e531d;
  --accent:#138879;
  --navy:#101d31;
  --navy-soft:#1b304c;
  --shadow:0 28px 80px rgba(18,31,50,.13);
}
body{
  background:
    radial-gradient(circle at 8% 8%,rgba(19,136,121,.09),transparent 28%),
    radial-gradient(circle at 92% 88%,rgba(168,117,43,.11),transparent 30%),
    linear-gradient(150deg,#f4f6f7,#e9eef1);
}
.shell{border-color:rgba(16,29,49,.1);box-shadow:var(--shadow)}
.brand{background:linear-gradient(145deg,#0d1728 0%,#142640 54%,#244462 100%)}
.brand::before{border-color:rgba(42,186,164,.2)}
.brand::after{border-color:rgba(224,176,92,.2)}
.brand-badge{border-color:rgba(221,185,118,.35);color:#e3c48d;background:rgba(255,255,255,.04)}
.brand h1{letter-spacing:-1.5px;text-shadow:0 10px 30px rgba(0,0,0,.2)}
.brand-copy{color:rgba(255,255,255,.76)}
.brand-highlights{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:32px;max-width:560px}
.brand-highlights span{padding:13px 12px;border:1px solid rgba(255,255,255,.12);border-radius:13px;background:rgba(255,255,255,.055);color:rgba(255,255,255,.72);font-size:10px;text-align:center;backdrop-filter:blur(8px)}
.brand-highlights b{display:block;margin-bottom:3px;color:#e6c17e;font-size:15px}
.brand-foot{color:rgba(255,255,255,.55)}
.panel{background:linear-gradient(180deg,#fff,#fbfcfd)}
.eyebrow,.section-kicker{color:var(--primary)}
.primary-button{background:linear-gradient(135deg,#b17c31,#8b5c21);box-shadow:0 11px 24px rgba(139,92,33,.22)}
.primary-button:hover{background:linear-gradient(135deg,#9b6827,#704619);transform:translateY(-1px)}

.app-ready .page{padding:22px}
.app-ready .shell{border-radius:30px;background:linear-gradient(180deg,#fff,#f8fafb)}
.app-ready .panel{padding:24px}
.dashboard-header{padding:16px 18px;border-color:#dbe2e7;background:rgba(255,255,255,.9);box-shadow:0 8px 26px rgba(16,29,49,.045)}
.dashboard-identity{display:flex;align-items:center;gap:13px}
.dashboard-logo{width:48px;height:48px;display:grid;place-items:center;flex:0 0 auto;border-radius:15px;background:linear-gradient(145deg,var(--navy),var(--navy-soft));box-shadow:0 10px 24px rgba(16,29,49,.2)}
.dashboard-logo svg{width:29px;height:29px;fill:none;stroke:#e4b767;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.dashboard-header .eyebrow{margin-bottom:2px;color:#6b7788;font-size:9px}
.user-name{color:var(--navy);font-size:20px}
.dashboard-hero{position:relative;min-height:210px;display:flex;align-items:center;justify-content:space-between;gap:28px;margin-bottom:16px;padding:36px 42px;overflow:hidden;border-radius:25px;background:linear-gradient(125deg,#0d192b 0%,#172e4b 60%,#1d5962 125%);color:#fff;box-shadow:0 22px 50px rgba(16,29,49,.2)}
.dashboard-hero::before{content:"";position:absolute;width:420px;height:420px;left:-160px;top:-240px;border:1px solid rgba(228,183,103,.23);border-radius:50%}
.dashboard-hero::after{content:"";position:absolute;width:250px;height:250px;right:-100px;bottom:-145px;border:1px solid rgba(52,207,184,.22);border-radius:50%}
.dashboard-hero-copy{position:relative;z-index:1;max-width:720px}
.hero-badge{display:inline-block;margin-bottom:11px;padding:6px 10px;border-radius:8px;background:rgba(228,183,103,.13);color:#e5bf79;font-size:10px;font-weight:900}
.dashboard-hero h2{margin:0 0 8px;font-size:32px;letter-spacing:-.7px}
.dashboard-hero p{margin:0;color:rgba(255,255,255,.7);font-size:13px}
.hero-signal{position:relative;z-index:1;width:220px;height:96px;display:flex;align-items:flex-end;justify-content:center;gap:11px;padding:12px 18px;border:1px solid rgba(255,255,255,.13);border-radius:18px;background:rgba(255,255,255,.055)}
.hero-signal span{width:18px;border-radius:6px 6px 2px 2px;background:linear-gradient(180deg,#35bca7,#e4b767);box-shadow:0 0 22px rgba(53,188,167,.18)}
.hero-signal span:nth-child(1){height:30%}.hero-signal span:nth-child(2){height:52%}.hero-signal span:nth-child(3){height:42%}.hero-signal span:nth-child(4){height:72%}.hero-signal span:nth-child(5){height:92%}
.stats{margin-bottom:16px}
.stat{min-height:72px;justify-content:flex-start;padding:14px 18px;border-color:#dbe2e7;background:#fff;box-shadow:0 8px 24px rgba(16,29,49,.045)}
.stat-icon{width:37px;height:37px;display:grid!important;place-items:center;flex:0 0 auto;margin:0!important;border-radius:11px;background:#f5ead8;color:var(--primary)!important;font-size:13px!important}
.stat>div{flex:1}
.stat>div span{display:block!important;color:#314057!important;font-size:12px!important}
.stat small{display:block;margin-top:3px;color:#8a94a2;font-size:9px}
.stat strong{color:var(--navy);font-size:27px}
.workflow-steps{display:grid;grid-template-columns:1fr 42px 1fr 42px 1fr;align-items:center;gap:8px;margin-bottom:16px;padding:15px 20px;border:1px solid var(--border);border-radius:18px;background:#fff;box-shadow:0 8px 24px rgba(16,29,49,.035)}
.workflow-steps div{display:flex;align-items:center;gap:10px;color:#667184;font-size:11px;font-weight:800}
.workflow-steps b{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:linear-gradient(145deg,#14243b,#213b59);color:#e3b563;font-size:10px}
.workflow-steps i{height:1px;background:linear-gradient(90deg,#dfe5e9,#b9c4cc,#dfe5e9)}
.account-tools{border-color:#dce3e8;background:#fff;box-shadow:0 14px 36px rgba(16,29,49,.055)}
.account-tools-head{padding-bottom:17px;border-bottom:1px solid #edf0f2}
.instruction-field,.report-preferences-card{border-color:#dfe5e9;background:#f9fbfc}
.saved-reports-section{border-color:#dce3e8;box-shadow:0 12px 34px rgba(16,29,49,.045)}
.upload-zone{position:relative;min-height:280px;border:1.5px dashed #aebdca;background:linear-gradient(145deg,#f9fbfc,#eef4f5)}
.upload-zone::before{content:"";position:absolute;inset:12px;border:1px solid rgba(19,136,121,.08);border-radius:15px;pointer-events:none}
.upload-zone:hover{border-color:var(--accent);background:linear-gradient(145deg,#f7fcfb,#eaf5f3)}
.upload-mark{width:62px;height:62px;border:0;border-radius:18px;background:linear-gradient(145deg,#112039,#1d4655);box-shadow:0 14px 28px rgba(16,29,49,.2)}
.upload-mark svg{width:32px;height:32px;fill:none;stroke:#e5b969;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.upload-title{color:var(--navy);font-size:21px}
.upload-subtitle{color:#778395;font-size:11px}
.file-toolbar{margin-top:14px;border-color:#d7e0e5;background:#fff;box-shadow:0 9px 24px rgba(16,29,49,.04)}
.file-toolbar.pending .sheet-select{display:none}
.processing-panel{display:none;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px;margin-top:14px;padding:20px;border:1px solid rgba(38,69,96,.4);border-radius:20px;background:linear-gradient(125deg,#101d31,#193854 70%,#19675f 130%);color:#fff;box-shadow:0 18px 42px rgba(16,29,49,.18)}
.processing-panel.show{display:grid}
.processing-panel.processing{border-color:rgba(53,188,167,.55)}
.processing-panel.completed{background:linear-gradient(125deg,#12372f,#17584d 70%,#177c69)}
.processing-icon{width:58px;height:58px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.14);border-radius:17px;background:rgba(255,255,255,.07)}
.processing-icon svg{width:36px;height:36px;fill:none;stroke:#e4b767;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.processing-copy strong{display:block;font-size:17px}
.processing-copy p{margin:5px 0 0;color:rgba(255,255,255,.68);font-size:11px;line-height:1.7}
.processing-panel .section-kicker{color:#e2b667}
.process-button{min-width:285px;display:flex;align-items:center;justify-content:center;gap:11px;padding:12px 17px;border:1px solid rgba(255,255,255,.16);border-radius:15px;background:linear-gradient(135deg,#e1b15d,#aa7227);color:#fff;box-shadow:0 12px 26px rgba(0,0,0,.17);font-weight:800;transition:.2s}
.process-button:hover{transform:translateY(-2px);filter:brightness(1.04)}
.process-button:disabled{opacity:.65;cursor:wait;transform:none}
.process-button-icon{width:34px;height:34px;display:grid;place-items:center;flex:0 0 auto;border-radius:10px;background:rgba(16,29,49,.18)}
.process-button-icon svg{width:23px;height:23px;fill:none;stroke:#fff;stroke-width:2.1;stroke-linecap:round}
.process-button span:last-child{text-align:right}
.process-button b,.process-button small{display:block}
.process-button b{font-size:13px}.process-button small{margin-top:2px;color:rgba(255,255,255,.73);font-size:8px;font-weight:500}
.analysis-status.ready{border-color:#bddbd5;background:#f0faf8;color:#116f63}
.ai-analysis-panel{border-color:#c8d9dc;background:linear-gradient(135deg,#eef8f6,#f7f9fb)}
.ai-analysis-panel.degraded{border-color:#ead5aa;background:#fffbf1}
.report-card{border-color:#d9e1e6;box-shadow:0 18px 45px rgba(16,29,49,.08)}

@media(max-width:900px){
  .dashboard-hero{padding:30px}.dashboard-hero h2{font-size:27px}.hero-signal{width:170px}
  .workflow-steps{grid-template-columns:1fr 24px 1fr 24px 1fr;padding:13px}
  .workflow-steps div{gap:7px;font-size:9px}.workflow-steps b{width:29px;height:29px}
  .processing-panel{grid-template-columns:auto 1fr}.process-button{grid-column:1/-1;width:100%;min-width:0}
}
@media(max-width:620px){
  .brand-highlights{grid-template-columns:1fr 1fr 1fr;gap:6px;margin-top:20px}.brand-highlights span{padding:9px 5px;font-size:8px}.brand-highlights b{font-size:12px}
  .dashboard-logo{width:43px;height:43px}.dashboard-header{gap:14px}.dashboard-identity{width:100%}
  .dashboard-hero{min-height:205px;padding:24px 20px}.dashboard-hero h2{font-size:24px}.dashboard-hero p{font-size:11px;line-height:1.8}.hero-signal{display:none}
  .workflow-steps{grid-template-columns:1fr 1fr 1fr;gap:6px}.workflow-steps i{display:none}.workflow-steps div{align-items:flex-start;flex-direction:column;text-align:center}.workflow-steps b{margin:auto}.workflow-steps span{line-height:1.45}
  .upload-subtitle{max-width:260px;text-align:center;line-height:1.7}
  .processing-panel{grid-template-columns:1fr;text-align:center}.processing-icon{margin:auto}.processing-copy p{font-size:10px}.process-button{grid-column:auto}
}