/* ===================================
   RECOUP APP STYLES
   Extends theme.css tokens
   =================================== */

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 8vw;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.app-nav-logo {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.app-nav-logo span {
  color: var(--amber);
}

.app-nav-link {
  font-size: 0.88rem;
  color: var(--text-2);
  text-decoration: none;
  transition: color 0.2s;
}

.app-nav-link:hover { color: var(--amber); }

.app-main {
  flex: 1;
  padding: 4rem 8vw;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

/* UPLOAD SECTION */
.upload-header {
  margin-bottom: 3rem;
}

.upload-header h1 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-size: 2rem;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.upload-header p {
  font-size: 0.95rem;
  color: var(--text-2);
}

.form-grid {
  display: grid;
  gap: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-3);
}

.form-group input[type="text"] {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  color: var(--text);
  font-size: 0.95rem;
  font-family: 'DM Sans', system-ui, sans-serif;
  transition: border-color 0.2s;
}

.form-group input[type="text"]:focus {
  outline: none;
  border-color: rgba(212, 146, 42, 0.5);
}

/* DROPZONE */
.dropzone {
  border: 2px dashed var(--border);
  border-radius: 8px;
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  background: var(--bg-2);
  position: relative;
}

.dropzone:hover, .dropzone.drag-over {
  border-color: var(--amber);
  background: var(--amber-dim);
}

.dropzone.has-file {
  border-color: var(--success);
  background: rgba(74, 156, 109, 0.06);
}

.dz-icon {
  font-size: 1.8rem;
  margin-bottom: 0.75rem;
  display: block;
}

.dz-label {
  font-size: 0.88rem;
  color: var(--text-2);
  display: block;
}

.dz-sublabel {
  font-size: 0.75rem;
  color: var(--text-3);
  display: block;
  margin-top: 0.25rem;
}

.dropzone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

/* SUBMIT BUTTON */
.btn-primary {
  background: var(--amber);
  color: #0f1117;
  border: none;
  border-radius: 6px;
  padding: 0.85rem 2rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  font-family: 'DM Sans', system-ui, sans-serif;
  transition: opacity 0.2s, transform 0.1s;
  letter-spacing: 0.02em;
}

.btn-primary:hover:not(:disabled) { opacity: 0.88; }
.btn-primary:active:not(:disabled) { transform: scale(0.98); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-secondary {
  background: var(--bg-3);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.65rem 1.25rem;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  font-family: 'DM Sans', system-ui, sans-serif;
  transition: border-color 0.2s, color 0.2s;
}

.btn-secondary:hover {
  border-color: rgba(212, 146, 42, 0.4);
  color: var(--text);
}

/* ERROR */
.error-message {
  background: rgba(196, 92, 92, 0.12);
  border: 1px solid rgba(196, 92, 92, 0.3);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  color: var(--overcharge);
  font-size: 0.88rem;
  margin-bottom: 1rem;
  display: none;
}

/* PROCESSING */
.processing-wrap {
  text-align: center;
  padding: 5rem 0;
}

.processing-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.processing-wrap h2 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.6rem;
  color: var(--text);
  margin-bottom: 0.75rem;
}

.processing-wrap p {
  color: var(--text-2);
  font-size: 0.95rem;
}

.processing-steps {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.processing-step {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--text-2);
  text-align: left;
}

.step-icon { font-size: 1.1rem; }
.step-icon.done { color: var(--success); }
.step-icon.active { color: var(--amber); animation: pulse 1s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* REPORT */
.report-header {
  margin-bottom: 2.5rem;
}

.report-summary {
  display: flex;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.summary-stat {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem 1.75rem;
}

.stat-value {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--amber);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.25rem;
}

.report-summary-text {
  font-size: 0.95rem;
  color: var(--text-2);
  font-style: italic;
  border-left: 2px solid var(--amber);
  padding-left: 1rem;
}

/* LEAKAGE CARDS */
.leakage-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.leakage-card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.75rem;
  transition: border-color 0.2s;
}

.leakage-card:hover { border-color: rgba(212, 146, 42, 0.3); }

.leakage-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.leakage-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.4rem;
}

.leakage-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.2em 0.6em;
  border-radius: 3px;
}

.badge-high { background: rgba(196, 92, 92, 0.18); color: var(--overcharge); }
.badge-medium { background: rgba(212, 146, 42, 0.18); color: var(--amber); }
.badge-low { background: rgba(143, 138, 128, 0.15); color: var(--text-2); }

.item-type, .confidence {
  font-size: 0.75rem;
  color: var(--text-3);
}

.claim-amount { text-align: right; flex-shrink: 0; }

.amount-label {
  font-size: 0.68rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.amount-value {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--overcharge);
}

.leakage-desc {
  font-size: 0.88rem;
  color: var(--text-2);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.evidence-block {
  background: var(--bg-3);
  border-radius: 6px;
  padding: 1rem 1.25rem;
}

.evidence-row {
  margin-bottom: 0.75rem;
}

.evidence-row:last-of-type { margin-bottom: 0; }

.evidence-label {
  font-size: 0.68rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}

.evidence-value {
  font-size: 0.85rem;
  color: var(--text-2);
  line-height: 1.5;
}

.amounts-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.75rem;
}

.amount-box {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.6rem 1rem;
  flex: 1;
}

.amount-box-actual { border-color: rgba(196, 92, 92, 0.3); }

.amount-box-label {
  font-size: 0.65rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.amount-box-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.amount-arrow { color: var(--text-3); font-size: 1.2rem; }

/* LETTER */
.letter-section {
  margin-bottom: 2.5rem;
}

.section-heading {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.2rem;
  color: var(--text);
  margin-bottom: 1rem;
}

.letter-text {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
  white-space: pre-wrap;
  font-size: 0.9rem;
  color: var(--text-2);
  line-height: 1.7;
  font-family: 'DM Sans', system-ui, sans-serif;
  margin-bottom: 1rem;
}

.btn-copy {
  background: var(--bg-3);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.4rem 1rem;
  font-size: 0.8rem;
  cursor: pointer;
  font-family: 'DM Sans', system-ui, sans-serif;
  transition: border-color 0.2s;
}

.btn-copy:hover { border-color: rgba(212, 146, 42, 0.4); color: var(--text); }

/* ACTIONS */
.report-actions {
  display: flex;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.no-leakage {
  text-align: center;
  padding: 3rem;
  color: var(--text-2);
  font-size: 0.95rem;
  background: var(--bg-2);
  border-radius: 8px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .form-row { grid-template-columns: 1fr; }
  .report-summary { flex-direction: column; gap: 1rem; }
  .leakage-card-header { flex-direction: column; }
  .claim-amount { text-align: left; }
  .amounts-row { flex-direction: column; align-items: stretch; }
  .amount-arrow { transform: rotate(90deg); }
}