/* ThreadLoop App Dashboard — matches landing page design tokens */

/* ─── Nav ──────────────────────────────────────────────────────────────────── */
.app-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10vw;
  height: 64px;
  background: rgba(12, 11, 9, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--card-border);
}

.app-nav-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.app-nav-links {
  display: flex;
  gap: 4px;
}

.app-nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  padding: 6px 14px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}

.app-nav-link:hover,
.app-nav-link.active {
  color: var(--fg);
  background: var(--green-muted);
}

/* ─── Main layout ──────────────────────────────────────────────────────────── */
.app-main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 10vw 80px;
}

.app-section-header {
  margin-bottom: 40px;
}

.app-section-header h1 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.app-section-sub {
  color: var(--fg-muted);
  max-width: 560px;
  font-size: 0.95rem;
}

/* ─── Two-col layout ───────────────────────────────────────────────────────── */
.app-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 32px;
  align-items: start;
}

/* ─── Form ─────────────────────────────────────────────────────────────────── */
.search-form-panel {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  position: sticky;
  top: 80px;
}

.form-group {
  margin-bottom: 22px;
}

.form-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 10px;
}

.req { color: var(--accent); }

.form-input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(200,169,110,0.12);
  border-radius: 8px;
  padding: 10px 14px;
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
}

.form-input:focus {
  border-color: rgba(200,169,110,0.35);
}

.form-input::placeholder { color: var(--fg-muted); opacity: 0.6; }

.form-textarea {
  resize: vertical;
  min-height: 80px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* ─── Tag selects ──────────────────────────────────────────────────────────── */
.tag-select {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-btn {
  background: transparent;
  border: 1px solid rgba(200,169,110,0.18);
  border-radius: 100px;
  padding: 5px 12px;
  font-size: 0.8rem;
  color: var(--fg-muted);
  cursor: pointer;
  transition: all 0.2s;
}

.tag-btn:hover {
  border-color: rgba(200,169,110,0.4);
  color: var(--fg);
}

.tag-btn.selected {
  background: var(--accent-glow);
  border-color: var(--accent);
  color: var(--accent);
}

/* ─── Buttons ──────────────────────────────────────────────────────────────── */
.btn-primary {
  width: 100%;
  background: var(--accent);
  color: #0c0b09;
  border: none;
  border-radius: 10px;
  padding: 13px 24px;
  font-family: 'DM Sans', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: opacity 0.2s;
  margin-top: 8px;
}

.btn-primary:hover { opacity: 0.88; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-link {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid rgba(200,169,110,0.25);
  border-radius: 6px;
  padding: 5px 12px;
  transition: all 0.2s;
}

.btn-link:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.btn-save {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--fg-muted);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 6px;
  padding: 5px 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-save:hover { color: var(--green); border-color: var(--green); }
.btn-save.saved { color: var(--green); border-color: var(--green); }

/* ─── Results panel ────────────────────────────────────────────────────────── */
.results-panel {
  min-height: 300px;
}

.results-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 40px;
  text-align: center;
  color: var(--fg-muted);
  border: 1px dashed rgba(200,169,110,0.12);
  border-radius: var(--radius);
}

.empty-icon {
  font-size: 2.5rem;
  color: var(--accent);
  opacity: 0.3;
  margin-bottom: 20px;
}

.empty-sub {
  font-size: 0.85rem;
  margin-top: 8px;
  opacity: 0.7;
}

.results-loading {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 48px;
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  background: var(--card-bg);
}

.loading-spinner {
  width: 36px;
  height: 36px;
  border: 2px solid rgba(200,169,110,0.15);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}

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

.loading-main {
  font-weight: 500;
  color: var(--fg);
  font-size: 0.95rem;
}

.loading-sub {
  font-size: 0.82rem;
  color: var(--fg-muted);
  margin-top: 4px;
}

.results-header {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 24px;
}

.results-header h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
}

.results-count {
  font-size: 0.82rem;
  color: var(--fg-muted);
}

.results-error {
  padding: 32px;
  text-align: center;
  color: #e07070;
  border: 1px solid rgba(224,112,112,0.15);
  border-radius: var(--radius);
}

/* ─── Supplier cards ───────────────────────────────────────────────────────── */
.supplier-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px;
  margin-bottom: 16px;
  transition: border-color 0.25s;
}

.supplier-card:hover {
  border-color: rgba(200,169,110,0.2);
}

.supplier-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}

.supplier-info {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.supplier-rank {
  font-family: 'Syne', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.6;
  flex-shrink: 0;
  padding-top: 3px;
}

.supplier-name {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}

.supplier-location {
  font-size: 0.82rem;
  color: var(--fg-muted);
}

.supplier-score {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.6rem;
  line-height: 1;
  flex-shrink: 0;
}

.score-label {
  font-size: 0.7rem;
  font-weight: 500;
  opacity: 0.6;
}

.score-high { color: var(--green); }
.score-mid  { color: var(--accent); }
.score-low  { color: var(--fg-muted); }

.supplier-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.cert-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  background: var(--green-muted);
  color: var(--green);
  padding: 3px 9px;
  border-radius: 100px;
}

.material-tag {
  font-size: 0.75rem;
  background: var(--accent-glow);
  color: var(--accent);
  padding: 3px 9px;
  border-radius: 100px;
}

.supplier-desc {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.6;
  margin: 12px 0;
}

.match-reasons {
  list-style: none;
  margin: 10px 0 14px;
}

.match-reasons li {
  font-size: 0.8rem;
  color: var(--fg-muted);
  padding-left: 14px;
  position: relative;
  margin-bottom: 4px;
}

.match-reasons li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--green);
}

.supplier-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
}

.meta-item {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.saved-note {
  font-size: 0.82rem;
  color: var(--fg-muted);
  background: rgba(255,255,255,0.03);
  border-radius: 6px;
  padding: 8px 12px;
  margin-bottom: 14px;
}

.supplier-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding-top: 4px;
}

/* ─── Saved tab solo grid ──────────────────────────────────────────────────── */
.supplier-grid-solo {}

/* ─── History ──────────────────────────────────────────────────────────────── */
.history-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.2s;
}

.history-item:hover { border-color: rgba(200,169,110,0.2); }

.history-main { display: flex; flex-direction: column; gap: 3px; }
.history-brand { font-weight: 500; font-size: 0.95rem; }
.history-meta { font-size: 0.8rem; color: var(--fg-muted); }

.history-status {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 100px;
}

.status-ok     { background: var(--green-muted); color: var(--green); }
.status-fail   { background: rgba(224,112,112,0.1); color: #e07070; }
.status-pending { background: var(--accent-glow); color: var(--accent); }

.error-text { color: #e07070; font-size: 0.9rem; }

/* ─── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .app-layout {
    grid-template-columns: 1fr;
  }
  .search-form-panel {
    position: static;
  }
  .app-main { padding: 32px 7vw 60px; }
  .app-nav { padding: 0 7vw; }
}

@media (max-width: 600px) {
  .app-nav-links { gap: 0; }
  .app-nav-link { padding: 6px 10px; font-size: 0.82rem; }
  .supplier-card-top { flex-direction: column; gap: 10px; }
}