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

:root {
  --red: #e31b23;
  --dark: #111318;
  --gray-bg: #f4f5f7;
  --card-bg: #ffffff;
  --border: #e2e4e9;
  --text: #1a1d23;
  --muted: #6b7280;
  --tag-bg: #f0f1f4;
  --shadow: 0 2px 8px rgba(0,0,0,.07), 0 0 1px rgba(0,0,0,.08);
  --shadow-hover: 0 8px 24px rgba(0,0,0,.12), 0 0 1px rgba(0,0,0,.08);
  --radius: 12px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--gray-bg);
  color: var(--text);
  min-height: 100vh;
}

/* ── LOGIN OVERLAY ── */
.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  background: #1a1e28;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 40px 36px 36px;
  width: 100%;
  max-width: 380px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
}

.login-logo {
  height: 44px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: 4px;
}

.login-title {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.3px;
  margin: 0;
}

.login-subtitle {
  font-size: 14px;
  color: rgba(255,255,255,0.45);
  margin: 0 0 8px;
  text-align: center;
}

.login-form {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-form input {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: 10px;
  background: rgba(255,255,255,0.07);
  color: #fff;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}

.login-form input::placeholder { color: rgba(255,255,255,0.3); }
.login-form input:focus {
  border-color: var(--red);
  background: rgba(255,255,255,0.1);
}

.login-form button {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  font-weight: 600;
  background: var(--red);
  color: #fff;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s;
}

.login-form button:hover:not(:disabled) { background: #c8151c; }
.login-form button:disabled { opacity: 0.6; cursor: default; }

.login-error {
  font-size: 13px;
  color: #ff6b6b;
  margin: 0;
}

/* ── HEADER TOP ROW (logo + mode indicator) ── */
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ── MODE INDICATOR ── */
.mode-indicator {
  display: flex;
  align-items: center;
  gap: 10px;
}

#modeLabel {
  font-size: 12px;
  font-weight: 700;
  border-radius: 100px;
  padding: 4px 12px;
  letter-spacing: 0.4px;
}

#modeLabel.mode-s {
  background: rgba(227, 27, 35, 0.22);
  border: 1px solid rgba(227, 27, 35, 0.5);
  color: #ff7b80;
}

#modeLabel.mode-i {
  background: rgba(22, 163, 74, 0.2);
  border: 1px solid rgba(22, 163, 74, 0.45);
  color: #4ade80;
}

.logout-btn {
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  background: transparent;
  color: rgba(255,255,255,0.5);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.logout-btn:hover {
  border-color: rgba(255,255,255,0.5);
  color: rgba(255,255,255,0.9);
}

/* ── HEADER ── */
header {
  background: var(--dark);
  padding: 24px 32px 20px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,.3);
}

.header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: baseline;
  gap: 6px;
  user-select: none;
}

.logo-clickable {
  cursor: pointer;
}

.logo-clickable:hover .logo-vf {
  color: rgba(255,255,255,0.95);
}

.logo-img {
  height: 40px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1); /* white on dark header */
}

.logo-vf {
  font-size: 18px;
  font-weight: 400;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.3px;
  padding-left: 4px;
  border-left: 1px solid rgba(255,255,255,0.2);
}

/* ── SEARCH ── */
.search-wrap {
  position: relative;
}

.search-wrap input {
  width: 100%;
  padding: 13px 20px 13px 48px;
  font-size: 15px;
  border: 2px solid transparent;
  border-radius: 10px;
  background: rgba(255,255,255,0.08);
  color: #fff;
  outline: none;
  transition: background 0.2s, border-color 0.2s;
}

.search-wrap input::placeholder { color: rgba(255,255,255,0.4); }

.search-wrap input:focus {
  background: rgba(255,255,255,0.13);
  border-color: var(--red);
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: rgba(255,255,255,0.4);
  pointer-events: none;
}

/* ── FILTERS ── */
.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.filters select {
  flex: 1;
  min-width: 160px;
  padding: 9px 14px;
  font-size: 13.5px;
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  background: rgba(255,255,255,0.07);
  color: rgba(255,255,255,0.85);
  outline: none;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.5)' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 34px;
}

.filters select:focus {
  border-color: var(--red);
  background-color: rgba(255,255,255,0.11);
}

.filters select option {
  background: #1e2129;
  color: #fff;
}

/* ── RESULTS BAR ── */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 24px 32px 48px;
}

.results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

#resultsCount {
  font-size: 14px;
  color: var(--muted);
  font-weight: 500;
}

#resultsCount strong {
  color: var(--text);
}

.reset-btn {
  font-size: 13px;
  padding: 6px 14px;
  border: 1.5px solid var(--border);
  border-radius: 7px;
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.reset-btn:hover {
  border-color: var(--red);
  color: var(--red);
}

/* ── GRID ── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

/* ── CARD ── */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow 0.2s, transform 0.2s, border-color 0.2s;
  overflow: hidden;
}

/* ── THUMBNAIL ── */
.card-thumb-wrap {
  margin: -20px -20px 0;
  position: relative;
  overflow: hidden;
  border-radius: 12px 12px 0 0;
  background: #e8e9ec;
  aspect-ratio: 16 / 9;
  flex-shrink: 0;
}

.card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.card:hover .card-thumb {
  transform: scale(1.04);
}

.card-thumb-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e8e9ec 0%, #d8dadf 100%);
}

.card-thumb-placeholder svg {
  width: 36px;
  height: 36px;
  opacity: 0.3;
}

.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
  border-color: #d0d3da;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text);
}

.card-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.meta-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
}

.meta-label {
  color: var(--muted);
  font-weight: 500;
  min-width: 80px;
  flex-shrink: 0;
}

.meta-value {
  color: var(--text);
  line-height: 1.4;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 100px;
  background: var(--tag-bg);
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  border: 1px solid var(--border);
}

.tag.red {
  background: #fff0f0;
  color: #c0202a;
  border-color: #fac8ca;
}

.card-footer {
  border-top: 1px solid var(--border);
  padding-top: 12px;
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.card-date {
  font-size: 11px;
  color: var(--muted);
  flex-shrink: 0;
}

.vimeo-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  background: var(--red);
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 600;
  transition: background 0.2s, transform 0.1s;
  width: 100%;
  justify-content: center;
}

.vimeo-link:hover {
  background: #c8151c;
  transform: translateY(-1px);
}

.vimeo-link svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.no-link {
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  padding: 8px 0;
}

/* ── EMPTY STATE ── */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--muted);
}

.empty-state svg {
  width: 56px;
  height: 56px;
  margin-bottom: 16px;
  opacity: 0.3;
}

.empty-state p {
  font-size: 17px;
  font-weight: 600;
  color: #444;
  margin-bottom: 6px;
}

.empty-state span {
  font-size: 14px;
}

/* ── AI STATUS / SPINNER ── */
.ai-status {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  background: rgba(227, 27, 35, 0.12);
  border: 1px solid rgba(227, 27, 35, 0.25);
  border-radius: 8px;
  color: rgba(255,255,255,0.85);
  font-size: 13px;
}

.spinner {
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.2);
  border-top-color: var(--red);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.badge-ai {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  background: rgba(227,27,35,0.1);
  border: 1px solid rgba(227,27,35,0.25);
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  color: var(--red);
  margin-left: 8px;
  vertical-align: middle;
}

/* ── AI INTRO BOX ── */
.ai-intro {
  background: rgba(227, 27, 35, 0.06);
  border: 1px solid rgba(227, 27, 35, 0.18);
  border-radius: 10px;
  padding: 14px 18px;
  margin-bottom: 20px;
  font-size: 14px;
  color: #444;
  line-height: 1.5;
}

/* ── SCORE BADGE ── */
.card-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.card-title-row .card-title {
  flex: 1;
}

.score-badge {
  flex-shrink: 0;
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  line-height: 1.6;
}

.score-badge.green  { background: #e6f9ee; color: #1a7f3c; border: 1px solid #b2e4c5; }
.score-badge.yellow { background: #fff8e1; color: #9a6c00; border: 1px solid #fce08a; }
.score-badge.red    { background: #fff0f0; color: #c0202a; border: 1px solid #fac8ca; }

/* ── WOW STAR ── */
.wow-star {
  flex-shrink: 0;
  font-size: 14px;
  line-height: 1;
  cursor: default;
}

/* ── BADGE LINGUA ── */
.language-badge {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 2px 5px;
  border-radius: 4px;
  background: rgba(100,116,139,0.12);
  border: 1px solid rgba(100,116,139,0.3);
  color: #475569;
  line-height: 1;
  cursor: default;
}

/* ── BADGE MFS ── */
.badge-mfs {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 0.6px;
}
.badge-mfs-green { background: rgba(22,163,74,0.12); border: 1px solid rgba(22,163,74,0.35); color: #16a34a; }
.badge-mfs-red   { background: rgba(220,38,38,0.10); border: 1px solid rgba(220,38,38,0.3);  color: #dc2626; }

/* ── CARD REASON ── */
.card-reason {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.45;
  font-style: italic;
  padding: 6px 10px;
  background: #f8f9fb;
  border-left: 3px solid rgba(227, 27, 35, 0.3);
  border-radius: 0 6px 6px 0;
}

/* ── FALLBACK NOTICE ── */
.fallback-notice {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  background: #fff8e1;
  border: 1px solid #fce08a;
  border-radius: 100px;
  font-size: 11.5px;
  font-weight: 500;
  color: #9a6c00;
}

.fallback-notice::before {
  content: '⚠';
  font-size: 10px;
}

/* ── SECTION HEADER (Video / Brochure groups) ── */
.section-header {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0 2px;
  margin-top: 8px;
  border-bottom: 2px solid var(--border);
}

/* ── SECTIONS LAYOUT (when both types present) ── */
.grid-sections {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.section-wrap {
  width: 100%;
}

.section-row {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: row;
  overflow-x: auto;
  gap: 14px;
  padding: 14px 20px 10px 0;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.section-row::-webkit-scrollbar { height: 5px; }
.section-row::-webkit-scrollbar-track { background: transparent; }
.section-row::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ── SCROLL ARROWS ── */
.section-scroll-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.scroll-arrow {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(20, 22, 28, 0.82);
  color: #fff;
  font-size: 13px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0,0,0,0.25);
  transition: background 0.15s, transform 0.12s;
  padding: 0;
}

.scroll-arrow:hover {
  background: rgba(20, 22, 28, 1);
  transform: scale(1.1);
}

.scroll-arrow[style*="hidden"] {
  pointer-events: none;
}

/* Compact card inside horizontal row */
.section-row .card {
  flex: 0 0 250px;
  height: 264px;
  overflow: hidden;
  scroll-snap-align: start;
}

.section-row .card-thumb-wrap {
  height: 118px;
  aspect-ratio: unset;
}

.section-row .card-thumb {
  height: 118px;
  width: 100%;
  object-fit: cover;
}

.section-row .card-meta { display: none; }
.section-row .tags { display: none; }
.section-row .card-reason { display: none; }

.section-row .card-title {
  font-size: 13px;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.section-label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--muted);
}

.section-count {
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: var(--muted);
  border-radius: 100px;
  padding: 1px 7px;
  line-height: 1.6;
}

/* ── BROCHURE CARD ── */
.card-brochure {
  border-top: 3px solid var(--red);
}

/* ── TECH DOC CARD ── */
.card-techdoc {
  border-top: 3px solid #2563eb;
}

.techdoc-thumb {
  background: #f0f6ff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.techdoc-icon {
  width: 64px;
  height: 64px;
}

/* ── BADGE TIPO DOCUMENTO ── */
.badge-doctype {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  white-space: nowrap;
}
.badge-type-layout  { background: #eff6ff; border: 1px solid #bfdbfe; color: #1d4ed8; }
.badge-type-schema  { background: #fff7ed; border: 1px solid #fed7aa; color: #c2410c; }
.badge-type-manuale { background: #f0fdf4; border: 1px solid #bbf7d0; color: #15803d; }
.badge-type-dxf     { background: #f5f3ff; border: 1px solid #ddd6fe; color: #6d28d9; }

.brochure-thumb {
  background: #fff5f5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pdf-icon {
  width: 64px;
  height: 64px;
}

.pdf-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  background: #fff;
  color: var(--red);
  text-decoration: none;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 600;
  border: 2px solid var(--red);
  transition: background 0.2s, color 0.2s, transform 0.1s;
  width: 100%;
  justify-content: center;
}

.pdf-link:hover {
  background: var(--red);
  color: #fff;
  transform: translateY(-1px);
}

/* ── CONTENT TYPE TABS ── */
.content-tabs {
  display: flex;
  gap: 8px;
  padding-top: 4px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.tab-btn {
  padding: 6px 18px;
  border-radius: 100px;
  border: 1.5px solid rgba(255,255,255,0.25);
  background: transparent;
  color: rgba(255,255,255,0.6);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.tab-btn:hover {
  border-color: rgba(255,255,255,0.5);
  color: rgba(255,255,255,0.9);
}

.tab-btn.active {
  background: var(--red);
  border-color: var(--red);
  color: #fff;
  font-weight: 600;
}

/* ── MATERIALE CORRELATO ── */
#relatedSection { margin-top: 16px; }
.related-section {
  border: 1.5px dashed rgba(255,255,255,0.18);
  border-radius: 12px;
  padding: 16px 16px 8px;
  background: rgba(255,255,255,0.03);
}
.related-section .section-label { font-size: 13px; opacity: 0.8; }

/* ── RANK BADGE ── */
.rank-badge {
  position: absolute;
  top: 8px;
  left: 8px;
  width: 28px;
  height: 28px;
  background: #333;
  color: #fff;
  font-weight: bold;
  font-size: 14px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  pointer-events: none;
}

/* ── RESPONSIVE ── */
@media (max-width: 640px) {
  header { padding: 16px; }
  main { padding: 16px; }
  .grid { grid-template-columns: 1fr; }
  .filters select { min-width: 100%; }
}