/* ── Surface 1 Calculator — WordPress Plugin Styles ── */

/* Scoped reset */
.s1calc *,
.s1calc *::before,
.s1calc *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* Variables scoped to plugin wrapper */
.s1calc {
  --bg: #f2f2f2;
  --card-bg: #ffffff;
  --accent: #1565C0;
  --accent-light: #1E88E5;
  --accent-pale: #e3f2fd;
  --accent-dark: #1A1A1A;
  --text: #1A1A1A;
  --text-muted: #555555;
  --border: #d5d5d5;
  --highlight: #fff9c4;
  --radius: 8px;
  --shadow: 0 2px 6px rgba(0,0,0,0.08);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.s1calc .s1calc-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

/* ── Header ── */
.s1calc header {
  text-align: center;
  margin-bottom: 24px;
}
.s1calc header h1 {
  font-size: 1.75rem;
  color: var(--accent-dark);
}
.s1calc .header-logo {
  max-width: 520px;
  width: 90%;
  height: auto;
  margin: 0 auto 12px;
  display: block;
}
.s1calc header .header-subtitle {
  font-size: 1.2rem;
  color: var(--accent);
  font-weight: 600;
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 6px;
}
.s1calc header p {
  margin-top: 6px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-style: italic;
}

/* ── Cards ── */
.s1calc .card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 24px;
  margin-bottom: 20px;
  overflow-x: auto;
}
.s1calc .card h2 {
  font-size: 1.1rem;
  color: var(--accent-dark);
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--accent);
}
.s1calc .step-hint {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.s1calc .disclaimer {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 10px;
}

/* ── Form Layout ── */
.s1calc .form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}
.s1calc label {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.s1calc label.checkbox-label {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  align-self: end;
  padding-bottom: 8px;
}
.s1calc label > span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.s1calc select,
.s1calc input[type="number"],
.s1calc input[type="text"],
.s1calc input[type="email"],
.s1calc input[type="tel"] {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 5px;
  font-size: 0.95rem;
  background: #fff;
  color: var(--text);
  transition: border-color 0.15s;
}
.s1calc input[readonly] {
  background: #f5f5f5;
  font-weight: 600;
  cursor: default;
}
.s1calc select:disabled {
  background: #f5f5f5;
  cursor: default;
  opacity: 0.8;
}
.s1calc select:focus,
.s1calc input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(21, 101, 192, 0.15);
}
.s1calc .input-highlight {
  background: var(--highlight);
}
.s1calc .hidden { display: none !important; }

/* ── Summary Grid ── */
.s1calc .summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}
.s1calc .summary-item {
  background: #f9f9f9;
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.s1calc .summary-item .label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--accent);
  letter-spacing: 0.04em;
}
.s1calc .summary-item .value {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
}

/* ── Tables ── */
.s1calc table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.s1calc thead th {
  background: var(--accent-dark);
  color: #fff;
  padding: 8px 10px;
  text-align: left;
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.s1calc tbody td {
  padding: 7px 10px;
  border-bottom: 1px solid var(--border);
}
.s1calc tbody tr:hover {
  background: #f7f9fb;
}
.s1calc .zone-header td {
  background: #e3f2fd;
  font-weight: 700;
  color: var(--accent);
  padding: 8px 10px;
  border-bottom: 2px solid var(--accent);
}
.s1calc .zone-subheader td {
  background: #f5f5f5;
  font-weight: 600;
  color: var(--text);
  padding: 6px 10px 6px 20px;
  border-bottom: 1px solid #e0e0e0;
  font-size: 0.84rem;
}

/* ── Court Entry Cards ── */
.s1calc .court-entry-card {
  background: #f8fafb;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
}
.s1calc .entry-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.s1calc .entry-header h3 {
  font-size: 1rem;
  color: var(--accent-dark);
  margin: 0;
}
.s1calc .entry-body {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 20px;
  align-items: start;
}
.s1calc .entry-fields {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── Court Preview ── */
.s1calc .entry-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.s1calc .preview-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.s1calc .preview-svg {
  width: 100%;
  max-width: 280px;
}
.s1calc .court-svg {
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.12);
}
.s1calc .preview-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}
.s1calc .legend-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  color: var(--text-muted);
}
.s1calc .legend-swatch {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 2px;
  border: 1px solid rgba(0,0,0,0.15);
}

/* ── Buttons ── */
.s1calc .btn-add {
  display: block;
  width: 100%;
  padding: 10px;
  margin-top: 8px;
  background: #e3f2fd;
  color: var(--accent);
  border: 2px dashed var(--accent);
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.s1calc .btn-add:hover {
  background: #bbdefb;
  border-color: #0D47A1;
}
.s1calc .btn-remove {
  padding: 4px 12px;
  background: #fff;
  color: #c0392b;
  border: 1px solid #e74c3c;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
}
.s1calc .btn-remove:hover {
  background: #fde8e8;
}

/* ── Responsive ── */
@media (max-width: 700px) {
  .s1calc .entry-body {
    grid-template-columns: 1fr;
  }
  .s1calc .entry-preview {
    order: -1;
  }
  .s1calc .form-row { grid-template-columns: 1fr; }
  .s1calc .summary-grid { grid-template-columns: 1fr 1fr; }
  .s1calc table { font-size: 0.8rem; }
  .s1calc thead th,
  .s1calc tbody td { padding: 6px 6px; }
}