/* Архитектура Бизнеса — Brand Design System */

:root {
  --brand-blue:    #0F2B46;
  --brand-green:   #0E7C4A;
  --brand-gray:    #4A545C;
  --bg-main:       #FFFFFF;
  --bg-soft:       #F7F9FA;
  --text-main:     #1E1E1E;
  --text-muted:    #6B7A85;
  --border-soft:   #E1E6EA;
  --radius-card:   18px;
  --radius-btn:    12px;
  --shadow-sm:     0 1px 4px rgba(0,0,0,.07);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-main);
  background: var(--bg-soft);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Header ─────────────────────────────────────────────── */
.site-header {
  background: var(--brand-blue);
  color: #FFFFFF;
  padding: 12px 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-panel {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #FFFFFF;
  border-radius: 14px;
  padding: 8px 12px;
}

.header-logo {
  display: block;
  width: 155px;
  max-width: 100%;
  height: auto;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.header-nav a {
  color: rgba(255,255,255,.88);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color .2s;
}

.header-nav a:hover { color: #FFFFFF; }

/* ── Main ───────────────────────────────────────────────── */
main { flex: 1; }

/* ── Footer ─────────────────────────────────────────────── */
.site-footer {
  background: var(--brand-blue);
  color: rgba(255,255,255,.72);
  padding: 22px 0;
  font-size: 14px;
  margin-top: 48px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.footer-inner > div:first-child {
  font-weight: 700;
  color: rgba(255,255,255,.9);
}

/* ── Buttons (generic) ──────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius-btn);
  font-family: "Montserrat", Arial, sans-serif;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: background .18s, transform .1s;
  letter-spacing: .01em;
}
.btn:active { transform: scale(.97); }

.btn-primary {
  background: var(--brand-green);
  color: #FFFFFF;
}
.btn-primary:hover { background: #0B6A3F; }

.btn-secondary {
  background: #FFFFFF;
  color: var(--brand-gray);
  border: 1px solid var(--border-soft);
}
.btn-secondary:hover { border-color: #adb8c0; color: var(--text-main); }

.btn:disabled { opacity: .38; cursor: not-allowed; }

/* ── Hero CTA ───────────────────────────────────────────── */
.hero-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 30px;
  padding: 15px 28px;
  background: var(--brand-green);
  color: #FFFFFF;
  border-radius: var(--radius-btn);
  text-decoration: none;
  font-size: 15px;
  font-weight: 700;
  transition: background .18s;
}
.hero-cta:hover { background: #0B6A3F; }

/* ── Hero ───────────────────────────────────────────────── */
.hero {
  background: var(--brand-blue);
  color: #FFFFFF;
  padding: 40px 0 62px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
}

.hero-content {
  max-width: 760px;
}

.hero-kicker {
  color: rgba(255,255,255,.78);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
  margin-bottom: 16px;
}

.hero h1 {
  margin: 0;
  color: #FFFFFF;
  font-size: 46px;
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -.02em;
}

.hero p {
  margin: 22px 0 0;
  max-width: 700px;
  color: rgba(255,255,255,.84);
  font-size: 18px;
  line-height: 1.6;
}

.hero-brand-card {
  background: #FFFFFF;
  border-radius: 24px;
  padding: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-logo {
  display: block;
  width: 360px;
  max-width: 100%;
  height: auto;
}

/* ── Info section ───────────────────────────────────────── */
.info-section {
  background: var(--bg-soft);
  padding: 0 0 36px;
  margin-top: -38px;
  position: relative;
  z-index: 2;
}

.info-section-inner {
  padding-top: 38px;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.info-card {
  background: #FFFFFF;
  border: 1px solid var(--border-soft);
  border-radius: 20px;
  padding: 24px;
  cursor: default;
  user-select: none;
}

.info-card__label {
  color: var(--brand-green);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 12px;
}

.info-card__title {
  color: var(--brand-blue);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.info-card__text {
  color: var(--brand-gray);
  font-size: 14px;
  line-height: 1.6;
}

/* ── Upload section ─────────────────────────────────────── */
.upload-section {
  background: var(--bg-soft);
  padding: 28px 0 64px;
}

.upload-card {
  background: #FFFFFF;
  border: 1px solid var(--border-soft);
  border-radius: 24px;
  padding: 34px;
}

.section-label {
  color: var(--brand-green);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.upload-card h2 {
  color: var(--brand-blue);
  font-size: 28px;
  line-height: 1.2;
  font-weight: 700;
  margin: 0 0 12px;
}

.upload-card > p {
  color: var(--brand-gray);
  font-size: 15px;
  line-height: 1.6;
}

.upload-form { margin-top: 1.5rem; }

/* ── Page hero (upload standalone, report, etc.) ────────── */
.page-hero {
  background: var(--brand-blue);
  color: #FFFFFF;
  padding: 36px 0 44px;
}

.page-hero-kicker {
  color: rgba(255,255,255,.72);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.page-hero h1 {
  color: #FFFFFF;
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -.01em;
}

.page-hero p {
  color: rgba(255,255,255,.75);
  font-size: 15px;
  line-height: 1.6;
  max-width: 600px;
}

.page-body {
  background: var(--bg-soft);
  padding: 32px 0 56px;
}

/* ── Result hero ────────────────────────────────────────── */
.result-hero {
  background: var(--brand-blue);
  color: #FFFFFF;
  padding: 38px 0 54px;
}

.result-hero-inner {
  display: flex;
  align-items: center;
  gap: 32px;
}

.result-logo-panel {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #FFFFFF;
  border-radius: 16px;
  padding: 14px 18px;
  flex-shrink: 0;
}

.result-logo {
  display: block;
  width: 230px;
  max-width: 100%;
  height: auto;
}

.result-hero-content .hero-kicker {
  margin-bottom: 10px;
}

.result-hero h1 {
  margin: 0;
  color: #FFFFFF;
  font-size: 34px;
  line-height: 1.2;
  font-weight: 700;
}

.result-hero p {
  margin: 12px 0 0;
  color: rgba(255,255,255,.84);
  font-size: 16px;
  line-height: 1.6;
}

.result-body {
  background: var(--bg-soft);
  padding: 32px 0 56px;
}

/* ── Drop zone ──────────────────────────────────────────── */
.drop-zone {
  border: 2px dashed var(--border-soft);
  border-radius: 14px;
  padding: 2.5rem 2rem;
  text-align: center;
  background: var(--bg-soft);
  transition: border-color .2s, background .2s;
}

.drop-zone.drag-over {
  border-color: var(--brand-green);
  background: #edf9f3;
}

.drop-zone p {
  color: var(--text-muted);
  margin-bottom: .85rem;
  font-size: .92rem;
}

/* ── File list ──────────────────────────────────────────── */
.file-list {
  list-style: none;
  margin: 1rem 0;
}

.file-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #FFFFFF;
  border-radius: 8px;
  padding: .5rem .75rem;
  margin-bottom: .4rem;
  font-size: .88rem;
  border: 1px solid var(--border-soft);
}

.file-list .remove-btn {
  background: none;
  border: none;
  color: #d04040;
  cursor: pointer;
  font-size: 1.05rem;
  line-height: 1;
}

/* ── Hints block ────────────────────────────────────────── */
.hints-block {
  background: #FFFFFF;
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  padding: 20px 24px;
  margin-top: 20px;
}

.hints-block h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--brand-blue);
  margin-bottom: 10px;
  letter-spacing: .01em;
}

.hints-block ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .35rem .85rem;
}

.hints-block li {
  font-size: .82rem;
  color: var(--text-muted);
  padding-left: .9rem;
  position: relative;
}

.hints-block li::before {
  content: "\00B7";
  position: absolute;
  left: 0;
  color: var(--brand-green);
  font-weight: 700;
}

/* ── Status messages ────────────────────────────────────── */
.status-message {
  padding: 1rem 1.25rem;
  border-radius: 10px;
  margin: 1rem 0;
  background: #e8f4fd;
  color: #1a5c8a;
  font-size: .93rem;
}
.status-message.error   { background: #fff1f0; color: #b91c1c; }
.status-message.success { background: #f0faf4; color: #166534; }
.status-message.warning { background: #fffbeb; color: #92400e; }

/* ── Error block ────────────────────────────────────────── */
.error-block {
  background: #fff1f0;
  color: #b91c1c;
  border: 1px solid #fca5a5;
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
  font-size: .93rem;
}
.error-block ul { margin: .5rem 0 0 1.25rem; }
.error-block li { margin-bottom: .25rem; }

/* ── Hint ───────────────────────────────────────────────── */
.hint {
  font-size: .82rem;
  color: var(--text-muted);
  margin: .25rem 0 .75rem;
}

/* ── Next step block ────────────────────────────────────── */
.next-step-block {
  background: #FFFFFF;
  border-left: 4px solid var(--brand-green);
  border-top: 1px solid var(--border-soft);
  border-right: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
  margin-top: 1.5rem;
}
.next-step-block h3 { margin-bottom: .5rem; color: var(--brand-blue); font-size: 1rem; }
.next-step-block p  { color: var(--brand-gray); margin-bottom: 1rem; font-size: .93rem; }

/* ── Report sections ────────────────────────────────────── */
.report-section {
  background: #FFFFFF;
  border-radius: var(--radius-card);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  border: 1px solid var(--border-soft);
}

.report-section h3 {
  margin-bottom: 1rem;
  color: var(--brand-blue);
  font-size: 1rem;
  font-weight: 700;
}

/* ── KPI table ──────────────────────────────────────────── */
.kpi-table { width: 100%; border-collapse: collapse; }

.kpi-table th, .kpi-table td {
  text-align: left;
  padding: .5rem .75rem;
  border-bottom: 1px solid var(--border-soft);
}

.kpi-table th {
  color: var(--brand-blue);
  font-weight: 700;
  font-size: .85rem;
  background: var(--bg-soft);
}

.kpi-table tr:last-child td { border-bottom: none; }

/* ── Analysis text ──────────────────────────────────────── */
.analysis-text { white-space: pre-wrap; color: var(--text-main); line-height: 1.75; }

/* ── Status cells ───────────────────────────────────────── */
td.status-success { color: #166534; font-weight: 600; }
td.status-error   { color: #b91c1c; font-weight: 600; }
td.status-partial { color: #92400e; font-weight: 600; }

.sheet-title {
  margin: 1.25rem 0 .25rem;
  font-size: .95rem;
  color: var(--brand-blue);
  font-weight: 600;
}

/* ── Warning list ───────────────────────────────────────── */
.warning-list { margin: .75rem 0 0 1.25rem; color: #92400e; font-size: .9rem; }
.warning-list li { margin-bottom: .2rem; }

/* ── Small table ────────────────────────────────────────── */
.small-table th, .small-table td {
  font-size: .82rem; padding: .3rem .5rem;
  white-space: nowrap; max-width: 220px;
  overflow: hidden; text-overflow: ellipsis;
}

/* ── Table scroll ───────────────────────────────────────── */
.table-scroll { overflow-x: auto; margin-bottom: .5rem; }

/* ── PDF text preview ───────────────────────────────────── */
.text-preview {
  background: var(--bg-soft); border: 1px solid var(--border-soft);
  border-radius: 8px; padding: .75rem 1rem; font-size: .85rem;
  line-height: 1.6; white-space: pre-wrap; color: var(--brand-gray);
  max-height: 200px; overflow-y: auto; margin-bottom: .75rem;
}

/* ── Table row states ───────────────────────────────────── */
tr.row-filled td { color: var(--text-main); }
tr.row-empty  td { color: #a8b5be; font-style: italic; }

/* ── Numeric column ─────────────────────────────────────── */
.num-col { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }

/* ── Detection badges ───────────────────────────────────── */
.detected-badges { display: flex; gap: .75rem; margin-top: .5rem; flex-wrap: wrap; }
.detect-badge {
  display: inline-block; padding: .35rem .9rem;
  border-radius: 8px; font-weight: 700; font-size: .88rem;
}
.badge-found   { background: #f0faf4; color: #166534; border: 1px solid #86efac; }
.badge-warning { background: #fffbeb; color: #92400e; border: 1px solid #fcd34d; }
.badge-missing { background: #fff1f0; color: #b91c1c; border: 1px solid #fca5a5; }

/* ── Source / calc / proxy badges ───────────────────────── */
.badge-source {
  display: inline-block; font-size: .68rem; font-weight: 700;
  color: #166534; background: #f0faf4; border: 1px solid #86efac;
  border-radius: 4px; padding: 0 .35rem; margin-left: .4rem;
  vertical-align: middle; text-transform: uppercase; letter-spacing: .04em;
}
.badge-calc {
  display: inline-block; font-size: .68rem; font-weight: 700;
  color: #1a5c8a; background: #e8f4fd; border: 1px solid #93c5fd;
  border-radius: 4px; padding: 0 .35rem; margin-left: .4rem;
  vertical-align: middle; text-transform: uppercase; letter-spacing: .04em;
}
.badge-proxy {
  display: inline-block; font-size: .68rem; font-weight: 700;
  color: #92400e; background: #fefce8; border: 1px solid #fde047;
  border-radius: 4px; padding: 0 .35rem; margin-left: .4rem;
  vertical-align: middle; text-transform: uppercase; letter-spacing: .04em;
}

/* ── Owner report markdown ──────────────────────────────── */
.report-markdown { color: var(--text-main); line-height: 1.75; }
.report-markdown h1 { font-size: 1.4rem; color: var(--brand-blue); margin: 1rem 0 .75rem; }
.report-markdown h2 {
  font-size: 1.05rem; color: var(--brand-blue);
  border-bottom: 1px solid var(--border-soft);
  padding-bottom: .3rem; margin: 1.4rem 0 .6rem;
}
.report-markdown h3 { font-size: .98rem; color: var(--brand-blue); margin: 1rem 0 .4rem; }
.report-markdown p  { margin-bottom: .7rem; }
.report-markdown ul, .report-markdown ol { margin: .4rem 0 .8rem 1.5rem; }
.report-markdown li { margin-bottom: .2rem; }
.report-markdown strong { color: var(--text-main); }
.report-markdown table { width: 100%; border-collapse: collapse; margin: .75rem 0 1rem; font-size: .9rem; }
.report-markdown table th {
  background: var(--bg-soft); border: 1px solid var(--border-soft);
  padding: .45rem .7rem; text-align: left; font-weight: 600;
  color: var(--brand-blue); white-space: nowrap;
}
.report-markdown table td {
  border: 1px solid var(--border-soft); padding: .45rem .7rem; vertical-align: top;
}
.report-markdown table tr:nth-child(even) td { background: var(--bg-soft); }

/* ── Q&A thread ─────────────────────────────────────────── */
.qa-thread { display: flex; flex-direction: column; gap: 14px; margin-bottom: 16px; }
.qa-message { border-radius: 10px; padding: 14px 16px; line-height: 1.6; }
.qa-message.user    { background: #edf5ff; border-left: 4px solid var(--brand-blue); }
.qa-message.assistant { background: var(--bg-soft); border-left: 4px solid var(--brand-green); }
.qa-message.loading { color: var(--text-muted); font-style: italic; background: var(--bg-soft); border-left: 4px solid var(--border-soft); }
.qa-label { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 6px; color: var(--text-muted); }
.qa-message.user .qa-label { color: var(--brand-blue); }
.qa-message .report-markdown { color: var(--text-main); }

/* ── Q&A quick buttons ──────────────────────────────────── */
.qa-quick-btns { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-bottom: 10px; }
.qa-quick-label { font-size: .78rem; color: var(--text-muted); font-weight: 600; white-space: nowrap; margin-right: 2px; }
.qa-quick-btn {
  background: #FFFFFF; border: 1px solid var(--border-soft);
  border-radius: 20px; padding: .25rem .75rem;
  font-size: .82rem; color: var(--brand-gray); cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
  font-family: "Montserrat", Arial, sans-serif; white-space: nowrap;
}
.qa-quick-btn:hover { background: #f0faf4; border-color: var(--brand-green); color: var(--brand-green); }
.qa-quick-btn:active { background: #e0f5e9; }

/* ── h2 fallback ────────────────────────────────────────── */
h2 { margin-bottom: .5rem; }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 900px) {
  .header-inner { flex-direction: column; align-items: flex-start; gap: 16px; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero h1 { font-size: 34px; }
  .hero-brand-card { max-width: 420px; }
  .info-grid { grid-template-columns: 1fr; }
  .result-hero-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 600px) {
  .header-logo { width: 180px; }
  .hero h1 { font-size: 28px; }
  .footer-inner { flex-direction: column; gap: 4px; }
}