:root {
  --pochta-primary: #055FFC;
  --pochta-primary-hover: #044ECC;
  --pochta-dark: #082260;
  --pochta-blue-light: #EEF4FF;
  --pochta-blue-border: #BCD0FB;
  --pochta-success: #008A44;
  --pochta-warning: #D97706;
  --pochta-danger: #D32F2F;
  --bg-page: #F5F7FA;
  --bg-card: #FFFFFF;
  --text-main: #1A202C;
  --text-muted: #64748B;
  --border-subtle: #E2E8F0;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(8, 34, 96, 0.06);
  --shadow-md: 0 4px 14px rgba(8, 34, 96, 0.08);
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font-family); background-color: var(--bg-page); color: var(--text-main); line-height: 1.5; min-height: 100vh; display: flex; flex-direction: column; }

/* Header */
.header { background: var(--pochta-dark); color: #FFFFFF; padding: 0 24px; height: 62px; display: flex; align-items: center; box-shadow: 0 2px 8px rgba(8, 34, 96, 0.2); position: sticky; top: 0; z-index: 100; }
.header-brand { display: flex; align-items: center; gap: 14px; }
.header-logo { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; }
.header-service-name { font-size: 18px; font-weight: 700; color: #FFFFFF; letter-spacing: 0.2px; }

/* Layout */
.main-container { max-width: 1400px; margin: 20px auto; padding: 0 20px; width: 100%; flex: 1; }
.card { background: var(--bg-card); border: 1px solid var(--border-subtle); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 20px; margin-bottom: 20px; }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border-subtle); }
.card-title { font-size: 17px; font-weight: 700; color: var(--pochta-dark); display: flex; align-items: center; gap: 8px; }

/* Tabs */
.tabs-nav { display: flex; gap: 8px; border-bottom: 2px solid var(--border-subtle); margin-bottom: 18px; }
.tab-button { background: transparent; border: none; border-bottom: 3px solid transparent; padding: 10px 16px; font-size: 14px; font-weight: 600; color: var(--text-muted); cursor: pointer; transition: all 0.2s ease; display: flex; align-items: center; gap: 8px; margin-bottom: -2px; }
.tab-button:hover { color: var(--pochta-primary); }
.tab-button.active { color: var(--pochta-primary); border-bottom-color: var(--pochta-primary); }
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--pochta-dark); margin-bottom: 6px; }
.form-input, .form-textarea { width: 100%; padding: 9px 12px; border: 1px solid var(--border-subtle); border-radius: var(--radius); font-family: inherit; font-size: 14px; color: var(--text-main); background: #FFFFFF; }
.form-input:focus, .form-textarea:focus { outline: none; border-color: var(--pochta-primary); box-shadow: 0 0 0 3px rgba(5, 95, 252, 0.12); }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; }
.form-hint { font-size: 12px; color: var(--text-muted); margin-top: 5px; line-height: 1.4; }

/* Dropzone */
.dropzone { border: 2px dashed var(--pochta-blue-border); background: var(--pochta-blue-light); border-radius: var(--radius-lg); padding: 32px 20px; text-align: center; cursor: pointer; transition: all 0.2s ease; margin-bottom: 14px; }
.dropzone:hover, .dropzone.dragover { border-color: var(--pochta-primary); background: #E4EEFF; }
.dropzone-icon { width: 44px; height: 44px; margin: 0 auto 10px; color: var(--pochta-primary); }
.dropzone-text-main { font-size: 15px; font-weight: 600; color: var(--pochta-dark); margin-bottom: 4px; }
.dropzone-text-sub { font-size: 12px; color: var(--text-muted); }
.file-info-badge { margin-top: 10px; display: inline-flex; align-items: center; gap: 8px; background: #FFFFFF; border: 1px solid var(--pochta-blue-border); border-radius: 20px; padding: 5px 12px; font-size: 13px; font-weight: 500; color: var(--pochta-dark); }
.file-info-badge .clear-file { cursor: pointer; color: var(--pochta-danger); font-weight: 700; margin-left: 4px; }

.checkbox-wrap { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-size: 14px; user-select: none; }
.checkbox-wrap input[type="checkbox"] { width: 17px; height: 17px; accent-color: var(--pochta-primary); cursor: pointer; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 9px 18px; border-radius: var(--radius); font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.2s ease; border: 1px solid transparent; text-decoration: none; }
.btn-primary { background: var(--pochta-primary); color: #FFFFFF; }
.btn-primary:hover { background: var(--pochta-primary-hover); }
.btn-secondary { background: var(--pochta-blue-light); color: var(--pochta-primary); border-color: var(--pochta-blue-border); }
.btn-secondary:hover { background: #DFECFF; }
.btn-outline { background: transparent; border-color: var(--border-subtle); color: var(--text-main); }
.btn-outline:hover { background: var(--bg-page); border-color: var(--text-muted); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* Job Banner */
.job-status-banner { background: var(--pochta-blue-light); border: 1px solid var(--pochta-blue-border); border-radius: var(--radius); padding: 14px 18px; margin-bottom: 20px; display: none; }
.job-status-banner.visible { display: block; }
.job-status-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.job-id-text { font-size: 13px; font-family: monospace; color: var(--pochta-dark); }
.badge-status { padding: 3px 9px; border-radius: 12px; font-size: 11px; font-weight: 700; text-transform: uppercase; }
.badge-status.queued { background: #FEF3C7; color: var(--pochta-warning); }
.badge-status.running { background: #DBEAFE; color: var(--pochta-primary); }
.badge-status.done { background: #D1FAE5; color: var(--pochta-success); }
.badge-status.failed { background: #FEE2E2; color: var(--pochta-danger); }
.progress-percent { font-size: 13px; font-weight: 700; color: var(--pochta-primary); }
.progress-bar-track { width: 100%; height: 7px; background: #E2E8F0; border-radius: 4px; overflow: hidden; margin-top: 6px; }
.progress-bar-fill { height: 100%; background: linear-gradient(90deg, var(--pochta-primary), #3b82f6); width: 0%; border-radius: 4px; transition: width 0.4s ease; }

/* Results Grid */
.results-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 10px; }
@media (max-width: 1024px) { .results-grid { grid-template-columns: 1fr; } }
.results-col { display: flex; flex-direction: column; min-height: 460px; }
.transcript-scroll-area { max-height: 600px; overflow-y: auto; padding-right: 6px; display: flex; flex-direction: column; gap: 10px; }

/* Turn card */
.turn-card { background: var(--bg-page); border: 1px solid var(--border-subtle); border-radius: var(--radius); padding: 10px 14px; transition: all 0.3s ease; }
.turn-card.highlighted { background-color: #FEF08A !important; border-color: #EAB308 !important; box-shadow: 0 0 0 2px rgba(234, 179, 8, 0.4); }
.turn-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 5px; font-size: 12px; }
.turn-meta { display: flex; align-items: center; gap: 8px; }
.turn-time { font-family: monospace; color: var(--text-muted); font-weight: 500; font-size: 11px; }
.speaker-badge { padding: 2px 7px; border-radius: 10px; font-size: 11px; font-weight: 700; background: var(--pochta-blue-light); color: var(--pochta-primary); border: 1px solid var(--pochta-blue-border); }
.speaker-badge.spk-1 { background: #EEF4FF; color: #055FFC; border-color: #BCD0FB; }
.speaker-badge.spk-2 { background: #E6F4EA; color: #008A44; border-color: #A8DAB5; }
.speaker-badge.spk-3 { background: #F3E8FF; color: #7E22CE; border-color: #D8B4FE; }
.speaker-badge.spk-4 { background: #FEF3C7; color: #B45309; border-color: #FDE68A; }
.turn-id-tag { font-family: monospace; color: var(--text-muted); font-size: 11px; }
.turn-text { font-size: 13.5px; color: var(--text-main); line-height: 1.5; }

/* Protocol Markdown & Table */
.protocol-markdown { font-size: 13.5px; line-height: 1.6; color: var(--text-main); margin-bottom: 20px; }
.protocol-markdown h1 { font-size: 18px; font-weight: 700; color: var(--pochta-dark); margin-bottom: 12px; }
.protocol-markdown h2 { font-size: 15px; font-weight: 700; color: var(--pochta-dark); margin: 16px 0 8px; border-bottom: 1px solid var(--border-subtle); padding-bottom: 4px; }
.protocol-markdown p { margin-bottom: 8px; }
.protocol-markdown ul { margin-left: 20px; margin-bottom: 10px; }
.protocol-markdown li { margin-bottom: 4px; }
.protocol-markdown hr { border: none; border-top: 1px solid var(--border-subtle); margin: 14px 0; }

.tasks-table-wrap { overflow-x: auto; border: 1px solid var(--border-subtle); border-radius: var(--radius); }
.tasks-table { width: 100%; border-collapse: collapse; font-size: 12.5px; text-align: left; }
.tasks-table th { background: var(--bg-page); color: var(--pochta-dark); font-weight: 600; padding: 9px 12px; border-bottom: 1px solid var(--border-subtle); }
.tasks-table td { padding: 9px 12px; border-bottom: 1px solid var(--border-subtle); vertical-align: top; }
.tasks-table tr:last-child td { border-bottom: none; }
.task-source-link { color: var(--pochta-primary); font-family: monospace; font-weight: 600; cursor: pointer; text-decoration: underline; }
.task-source-link:hover { color: var(--pochta-primary-hover); }

/* Alerts & Empty State */
.alert { padding: 12px 16px; border-radius: var(--radius); font-size: 13.5px; margin-bottom: 16px; line-height: 1.4; }
.alert-danger { background: #FEF2F2; color: var(--pochta-danger); border: 1px solid #FECACA; }
.alert-warning { background: #FFFBEB; color: var(--pochta-warning); border: 1px solid #FDE68A; }
.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 240px; color: var(--text-muted); text-align: center; gap: 12px; font-size: 13.5px; }
.empty-state-icon { width: 44px; height: 44px; opacity: 0.4; }
.flex-gap-8 { display: flex; align-items: center; gap: 8px; }

/* Model selector cards in settings */
.model-selector-group { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 6px; }
@media (max-width: 600px) { .model-selector-group { grid-template-columns: 1fr; } }
.model-card { border: 1.5px solid var(--border-subtle); border-radius: var(--radius); padding: 10px 12px; cursor: pointer; background: #FFFFFF; transition: all 0.2s ease; display: flex; align-items: flex-start; gap: 10px; }
.model-card:hover { border-color: var(--pochta-blue-border); background: #FAFBFD; }
.model-card.active { border-color: var(--pochta-primary); background: var(--pochta-blue-light); box-shadow: 0 0 0 1px var(--pochta-primary); }
.model-card input[type="radio"] { margin-top: 3px; accent-color: var(--pochta-primary); cursor: pointer; }
.model-card-content { flex: 1; }
.model-card-title { display: flex; align-items: center; justify-content: space-between; font-size: 13px; color: var(--pochta-dark); margin-bottom: 2px; }
.model-card-desc { font-size: 11.5px; color: var(--text-muted); line-height: 1.35; }
.badge-tag { font-size: 9.5px; font-weight: 700; text-transform: uppercase; padding: 2px 5px; border-radius: 4px; background: #DBEAFE; color: var(--pochta-primary); }
.badge-tag.alt { background: #EDE9FE; color: #6D28D9; }

/* Stage Timing Breakdown */
.stages-breakdown { background: #F8FAFC; border: 1px solid var(--border-subtle); border-radius: var(--radius); padding: 10px 14px; margin-bottom: 14px; }
.stages-title { font-size: 11px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; }
.stages-chips-wrap { display: flex; flex-wrap: wrap; gap: 6px; }
.stage-chip { display: inline-flex; align-items: center; font-size: 11.5px; padding: 3px 8px; border-radius: 6px; background: #FFFFFF; border: 1px solid var(--border-subtle); color: var(--text-main); }
.stage-chip strong { margin-left: 4px; color: var(--pochta-primary); }
.stage-chip.stage-chip-total { background: var(--pochta-blue-light); border-color: var(--pochta-blue-border); color: var(--pochta-dark); font-weight: 600; }
.stage-chip.stage-chip-total strong { color: var(--pochta-dark); }

/* Settings Block (Блок настроек) */
.settings-block { border: 1px solid var(--pochta-blue-border); border-radius: var(--radius-lg); background: #FFFFFF; margin-top: 16px; transition: all 0.25s ease; overflow: hidden; }
.settings-block.settings-highlight { border-color: var(--pochta-primary); box-shadow: 0 0 0 4px rgba(5, 95, 252, 0.25); }
.settings-block-header { display: flex; align-items: center; justify-content: space-between; padding: 10px 16px; background: #F8FAFC; border-bottom: 1px solid var(--border-subtle); flex-wrap: wrap; gap: 10px; }
.settings-block.is-collapsed .settings-block-header { border-bottom: none; }
.settings-block-left { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.settings-block-title { font-size: 13.5px; font-weight: 700; color: var(--pochta-dark); }
.settings-summary-pills { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.settings-tabs-nav { display: flex; align-items: center; gap: 4px; }
.settings-tab-btn { background: transparent; border: 1px solid transparent; border-radius: 6px; padding: 5px 12px; font-size: 12.5px; font-weight: 600; color: var(--text-muted); cursor: pointer; transition: all 0.18s ease; }
.settings-tab-btn:hover { color: var(--pochta-primary); }
.settings-tab-btn.active { background: #FFFFFF; color: var(--pochta-primary); border-color: var(--pochta-blue-border); box-shadow: var(--shadow-sm); }
.btn-toggle-block { background: #FFFFFF; border: 1px solid var(--border-subtle); border-radius: 6px; padding: 4px 10px; font-size: 11.5px; font-weight: 600; color: var(--text-muted); cursor: pointer; display: inline-flex; align-items: center; gap: 4px; transition: all 0.18s ease; }
.btn-toggle-block:hover { color: var(--pochta-primary); border-color: var(--pochta-blue-border); }
.badge-pill { display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 12px; font-size: 11.5px; font-weight: 500; background: var(--pochta-blue-light); color: var(--pochta-primary); border: 1px solid var(--pochta-blue-border); }

.settings-block-body { padding: 16px; transition: all 0.2s ease; }
.settings-block.is-collapsed .settings-block-body { display: none; }
.settings-tab-pane { display: none; }
.settings-tab-pane.active { display: block; }
.settings-block-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 14px; margin-top: 14px; border-top: 1px solid var(--border-subtle); flex-wrap: wrap; gap: 10px; }

.card-action-bar { display: flex; align-items: center; justify-content: flex-end; margin-top: 16px; }
.llm-test-result { padding: 6px 12px; border-radius: var(--radius); font-size: 12px; font-weight: 500; }
.llm-test-result.success { background: #ECFDF5; color: var(--pochta-success); border: 1px solid #A7F3D0; }
.llm-test-result.error { background: #FEF2F2; color: var(--pochta-danger); border: 1px solid #FECACA; }
.llm-test-result.loading { background: var(--pochta-blue-light); color: var(--pochta-primary); border: 1px solid var(--pochta-blue-border); }