/* ============================================================
   Compare Services — Front-end Styles
   ============================================================ */

:root {
  --cs-primary:    #1a3c6e;
  --cs-accent:     #2e7d32;
  --cs-danger:     #c62828;
  --cs-warn:       #f57f17;
  --cs-bg:         #f8f9fb;
  --cs-card:       #ffffff;
  --cs-border:     #cfd6dd;
  --cs-text:       #1c1c1c;
  --cs-muted:      #6b7589;
  --cs-radius:     10px;
  --cs-shadow:     0 10px 28px rgba(20, 36, 58, .08);
  --cs-transition: 0.2s ease;
  --cs-focus:      #1a6fb0;
  --cs-placeholder:#98a4b3;
  --cs-label:      #314052;
}

/* ── Wrapper ── */
.cs-wrap {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, sans-serif;
  color: var(--cs-text);
  line-height: 1.6;
}

/* ── Form Title ── */
.cs-form-title {
  font-size: 1.95rem;
  font-weight: 700;
  color: var(--cs-primary);
  margin: 0 0 8px;
}
.cs-form-subtitle {
  color: var(--cs-muted);
  margin: 0 0 32px;
  max-width: 700px;
  font-size: 1rem;
}

/* ── Fieldsets / sections ── */
.cs-fieldset {
  background: var(--cs-card);
  border: 1px solid var(--cs-border);
  border-radius: var(--cs-radius);
  padding: 28px;
  margin-bottom: 24px;
  box-shadow: var(--cs-shadow);
}
.cs-fieldset h3 {
  margin: 0 0 18px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--cs-primary);
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ── Companies input grid ── */
.cs-companies-input {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-bottom: 24px;
}
@media (max-width: 640px) {
  .cs-companies-input { grid-template-columns: 1fr; }
}

.cs-company-block {
  background: var(--cs-card);
  border: 1px solid var(--cs-border);
  border-radius: var(--cs-radius);
  padding: 28px;
  box-shadow: var(--cs-shadow);
  transition: border-color var(--cs-transition), box-shadow var(--cs-transition);
}
.cs-company-block:focus-within {
  border-color: #b8c4d1;
  box-shadow: 0 14px 34px rgba(20, 36, 58, .10);
}
.cs-company-a,
.cs-company-b { border-top: 4px solid var(--cs-primary); }

.cs-company-label {
  margin: 0 0 20px;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--cs-primary);
}

/* ── Fields ── */
.cs-row.cs-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
@media (max-width: 640px) {
  .cs-row.cs-two-col { grid-template-columns: 1fr; }
}

.cs-field {
  margin-bottom: 18px;
}
.cs-field label {
  display: block;
  font-weight: 600;
  font-size: .875rem;
  margin-bottom: 9px;
  color: var(--cs-label);
}
.cs-field input[type="text"],
.cs-field input[type="url"],
.cs-field input[type="email"],
.cs-field input[type="number"] {
  width: 100%;
  box-sizing: border-box;
  height: 52px;
  padding: 0 16px;
  border: 1px solid var(--cs-border);
  border-radius: 10px;
  font-size: .95rem;
  transition: border-color var(--cs-transition), box-shadow var(--cs-transition);
  background: #fff;
  color: var(--cs-text);
}
.cs-field input::placeholder,
.cs-line-item-row input::placeholder {
  color: var(--cs-placeholder);
}
.cs-field input:focus {
  outline: none;
  border-color: var(--cs-focus);
  box-shadow: 0 0 0 3px rgba(26, 111, 176, .14);
}
.cs-req { color: var(--cs-danger); }
.cs-optional { font-weight: 400; color: var(--cs-muted); font-size: .8rem; }
.cs-field-hint {
  display: block;
  font-size: .79rem;
  color: #7a8696;
  margin-top: 7px;
  line-height: 1.45;
}

/* File input */
.cs-field input[type="file"] {
  font-size: .88rem;
  color: var(--cs-muted);
  padding: 12px 0 2px;
}

/* ── No-PDF Toggle button ── */
.cs-no-pdf-toggle { margin: 6px 0 12px; }

/* ── Line Items ── */
.cs-line-items-container {
  background: var(--cs-bg);
  border: 1px dashed var(--cs-border);
  border-radius: 10px;
  padding: 18px;
  margin-top: 6px;
}
.cs-line-items-label {
  display: block;
  font-weight: 600;
  font-size: .875rem;
  margin-bottom: 10px;
}
.cs-line-item-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
}
.cs-line-item-row input[type="text"],
.cs-line-item-row input[type="number"] {
  height: 46px;
  padding: 0 14px;
  border: 1px solid var(--cs-border);
  border-radius: 10px;
  font-size: .9rem;
  background: #fff;
  width: 100%;
  box-sizing: border-box;
}
.cs-line-item-row input[type="text"]:focus,
.cs-line-item-row input[type="number"]:focus {
  outline: none;
  border-color: var(--cs-focus);
  box-shadow: 0 0 0 3px rgba(26, 111, 176, .14);
}
.cs-line-item-price {
  width: 110px !important;
}
.cs-remove-row-btn {
  background: none;
  border: none;
  color: var(--cs-danger);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0 4px;
  line-height: 1;
}
.cs-remove-row-btn:hover { opacity: .7; }

/* ── Buttons ── */
.cs-btn-primary,
.cs-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  cursor: pointer;
  font-weight: 600;
  transition: background var(--cs-transition), transform var(--cs-transition), border-color var(--cs-transition), box-shadow var(--cs-transition);
  text-decoration: none;
}
.cs-btn-primary {
  background: var(--cs-primary);
  color: #fff;
  border: 1px solid var(--cs-primary);
  border-radius: 10px;
  min-height: 56px;
  min-width: 320px;
  padding: 0 30px;
  font-size: .98rem;
  letter-spacing: .01em;
  box-shadow: 0 12px 24px rgba(26, 60, 110, .18);
}
.cs-btn-primary:hover { background: #122c54; transform: translateY(-1px); }
.cs-btn-primary:disabled { background: #8fa4c4; cursor: not-allowed; transform: none; }

.cs-btn-secondary {
  background: #fff;
  color: var(--cs-primary);
  border: 1px solid var(--cs-border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: .82rem;
  font-weight: 600;
  box-shadow: none;
}
.cs-btn-secondary:hover {
  background: #f8fafc;
  border-color: #b9c5d1;
}

.cs-add-row-btn { margin-top: 8px; }
.cs-add-items-btn { margin-top: 4px; }

/* ── Submit row ── */
.cs-submit-row { text-align: center; padding: 18px 0 8px; }
.cs-privacy-note { font-size: .78rem; color: var(--cs-muted); margin-top: 10px; }

/* ── Spinner (button) ── */
.cs-btn-spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: cs-spin 0.7s linear infinite;
  display: inline-block;
}
.cs-btn-spinner[hidden] {
  display: none !important;
}

/* ── Loading overlay ── */
.cs-loading {
  position: absolute;
  inset: 0;
  background: rgba(248,249,251,.92);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--cs-radius);
  z-index: 100;
}
.cs-loading[hidden] {
  display: none !important;
}
.cs-loading-inner { text-align: center; }
.cs-spinner {
  width: 52px; height: 52px;
  border: 5px solid var(--cs-border);
  border-top-color: var(--cs-primary);
  border-radius: 50%;
  margin: 0 auto 16px;
  animation: cs-spin 0.8s linear infinite;
}
@keyframes cs-spin { to { transform: rotate(360deg); } }

/* ── Error message ── */
.cs-error-msg {
  background: #fdecea;
  border: 1px solid #f5c6cb;
  color: var(--cs-danger);
  padding: 12px 16px;
  border-radius: 6px;
  margin-top: 16px;
}

/* ── Results ── */
.cs-results { animation: cs-fadein .5s ease; }
@keyframes cs-fadein { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.cs-winner-banner {
  background: var(--cs-primary);
  color: #fff;
  text-align: center;
  padding: 28px 24px;
  border-radius: var(--cs-radius) var(--cs-radius) 0 0;
  margin-bottom: 0;
}
.cs-winner-label { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; opacity: .8; }
.cs-winner-name  { font-size: 2rem; font-weight: 800; margin: 6px 0; }
.cs-winner-reason { opacity: .85; font-size: .95rem; margin: 0; }

.cs-section {
  background: var(--cs-card);
  border: 1px solid var(--cs-border);
  padding: 24px;
  margin-bottom: 20px;
  border-radius: var(--cs-radius);
  box-shadow: var(--cs-shadow);
}
.cs-section h2 {
  margin: 0 0 14px;
  color: var(--cs-primary);
  font-size: 1.2rem;
}

/* ── Pricing snapshot ── */
.cs-pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 640px) {
  .cs-pricing-grid { grid-template-columns: 1fr; }
}
.cs-pricing-card {
  border: 1px solid var(--cs-border);
  border-radius: 8px;
  padding: 14px;
  background: #fcfdff;
}
.cs-pricing-card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  color: var(--cs-primary);
}
.cs-pricing-total {
  margin: 0 0 10px;
  font-size: .9rem;
}
.cs-pricing-items-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .82rem;
}
.cs-pricing-items-table th,
.cs-pricing-items-table td {
  border-bottom: 1px solid var(--cs-border);
  text-align: left;
  padding: 6px 8px;
}
.cs-pricing-items-table th {
  background: var(--cs-bg);
  font-weight: 600;
}
.cs-pricing-detected {
  font-size: .82rem;
  color: var(--cs-muted);
  margin: 0;
}

/* ── Company cards ── */
.cs-companies-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
@media (max-width: 640px) { .cs-companies-grid { grid-template-columns: 1fr; } }

.cs-company-card {
  background: var(--cs-card);
  border: 1px solid var(--cs-border);
  border-radius: var(--cs-radius);
  box-shadow: var(--cs-shadow);
  overflow: hidden;
}
.cs-company-card.cs-company_a { border-top: 4px solid var(--cs-primary); }
.cs-company-card.cs-company_b { border-top: 4px solid var(--cs-accent); }

.cs-company-header {
  padding: 20px;
  border-bottom: 1px solid var(--cs-border);
  background: var(--cs-bg);
}
.cs-company-header h3 { margin: 0 0 4px; font-size: 1.1rem; }
.cs-company-header a  { font-size: .8rem; color: var(--cs-accent); }

.cs-overall-score {
  margin-top: 10px;
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.cs-score-number {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--cs-primary);
  line-height: 1;
}

.cs-score-breakdown { padding: 16px 20px; }
.cs-score-breakdown h4 { margin: 0 0 12px; font-size: .85rem; text-transform: uppercase; letter-spacing: .05em; color: var(--cs-muted); }

.cs-criterion { margin-bottom: 12px; }
.cs-criterion-header {
  display: flex;
  justify-content: space-between;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.cs-score-bar {
  height: 7px;
  background: var(--cs-border);
  border-radius: 4px;
  overflow: hidden;
}
.cs-score-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--cs-primary), #2979ff);
  border-radius: 4px;
  transition: width .6s ease;
}
.cs-criterion-notes { font-size: .8rem; color: var(--cs-muted); margin: 4px 0 0; }

.cs-standout {
  padding: 10px 20px;
  font-size: .875rem;
  background: #eef2fa;
  border-top: 1px solid var(--cs-border);
}

.cs-pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--cs-border);
}
.cs-pros, .cs-cons { padding: 14px 20px; }
.cs-cons { border-left: 1px solid var(--cs-border); }
.cs-pros h4, .cs-cons h4 { margin: 0 0 8px; font-size: .82rem; text-transform: uppercase; letter-spacing: .05em; }
.cs-pros h4 { color: var(--cs-accent); }
.cs-cons h4 { color: var(--cs-danger); }
.cs-pros ul, .cs-cons ul { margin: 0; padding-left: 18px; font-size: .84rem; }
.cs-pros li, .cs-cons li { margin-bottom: 4px; }

/* ── Head-to-head table ── */
.cs-criteria-table table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.cs-criteria-table th, .cs-criteria-table td { padding: 10px 12px; border-bottom: 1px solid var(--cs-border); }
.cs-criteria-table th { background: var(--cs-bg); font-weight: 600; text-align: left; }
.cs-criteria-table td.cs-win { color: var(--cs-accent); font-size: 1.2rem; text-align: center; }
.cs-criteria-table td.cs-vs { text-align: center; font-weight: 600; color: var(--cs-primary); font-size: .82rem; }
.cs-criteria-table td.cs-tie { color: var(--cs-warn); }

/* ── Recommendation ── */
.cs-recommendation p { font-size: 1rem; line-height: 1.8; }

/* ── Red flags ── */
.cs-red-flags { border-left: 4px solid var(--cs-warn); }
.cs-red-flags ul { padding-left: 20px; }
.cs-red-flags li { margin-bottom: 6px; font-size: .88rem; }

/* ── Data note ── */
.cs-data-note { color: var(--cs-muted); font-size: .82rem; }

/* ── Error ── */
.cs-error { padding: 20px; background: #fdecea; border-radius: var(--cs-radius); color: var(--cs-danger); }

/* ── New comparison button ── */
#cs-new-comparison-btn { margin: 20px 0; }