/* Solar Calculator Pro – Frontend CSS v2.3
   Default theme: Deep Green primary + Solar Orange accent */

#sc-wrap {
  --sc-primary:    #1b7a3e;
  --sc-accent:     #f59e0b;
  --sc-pale:       #ecfdf5;
  --sc-border:     #a7f3d0;
  --sc-text:       #1a2e1a;
  --sc-muted:      #6b7280;
  --sc-shadow:     0 4px 24px rgba(0,0,0,.08);
  --sc-btn-r:      8px;
  --sc-card-r:     12px;
  color: var(--sc-text);
  max-width: 820px;
  margin: 0 auto;
}

/* ── Card ─────────────────────────────────────────── */
#sc-wrap .sc-card {
  background: #ffffff;
  border: 1px solid var(--sc-border);
  border-radius: var(--sc-card-r);
  padding: 32px 36px;
  margin-bottom: 24px;
  box-shadow: var(--sc-shadow);
}

/* ── Title ────────────────────────────────────────── */
#sc-wrap .sc-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--sc-primary);
  margin: 0 0 24px;
  padding-bottom: 12px;
  border-bottom: 3px solid var(--sc-pale);
  display: flex;
  align-items: center;
  gap: 10px;
}
#sc-wrap .sc-section-h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--sc-primary);
  margin: 20px 0 12px;
  padding-left: 10px;
  border-left: 4px solid var(--sc-accent);
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ── Section labels ───────────────────────────────── */
#sc-wrap .sc-section { margin-bottom: 24px; }
#sc-wrap .sc-section-label {
  font-size: 15px;
  font-weight: 700;
  color: var(--sc-text);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}
#sc-wrap .sc-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px; height: 28px;
  background: var(--sc-primary);
  color: #fff;
  border-radius: 50%;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

/* ── Toggle buttons ───────────────────────────────── */
#sc-wrap .sc-toggle-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}
#sc-wrap .sc-toggle-btn {
  background: var(--sc-primary);
  color: #fff;
  border: none;
  border-radius: 7px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 7px;
  transition: filter .18s, box-shadow .18s;
}
#sc-wrap .sc-toggle-btn:hover { filter: brightness(.88); }
#sc-wrap .sc-toggle-btn .sc-check { display: none; }
#sc-wrap .sc-toggle-btn.active .sc-check { display: inline; }
#sc-wrap .sc-toggle-btn.active {
  filter: brightness(.82);
  box-shadow: 0 0 0 3px rgba(27,122,62,.25);
}
#sc-wrap .sc-or { font-size: 12px; color: var(--sc-muted); font-weight: 700; }

/* ── Inputs ───────────────────────────────────────── */
#sc-wrap .sc-input-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
#sc-wrap .sc-input-group input[type="number"],
#sc-wrap .sc-input-group input[type="text"] {
  border: 1.5px solid #d1d5db;
  border-radius: 7px;
  padding: 10px 13px;
  font-size: 15px;
  width: 190px;
  outline: none;
  transition: border-color .18s, box-shadow .18s;
  color: var(--sc-text);
  background: #fafafa;
}
#sc-wrap .sc-input-group input:focus {
  border-color: var(--sc-primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(27,122,62,.12);
}
#sc-wrap .sc-unit-label {
  font-size: 14px;
  color: var(--sc-muted);
  font-weight: 600;
}

/* ── Rooftop ──────────────────────────────────────── */
#sc-wrap .sc-rooftop-group { flex-direction: column; align-items: flex-start; gap: 12px; }
#sc-wrap .sc-radio-row     { display: flex; gap: 16px; font-size: 14px; align-items: center; }
#sc-wrap .sc-radio-row label { display: flex; align-items: center; gap: 5px; cursor: pointer; }
#sc-wrap .sc-pct-row       { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--sc-muted); flex-wrap: wrap; }
#sc-wrap .sc-pct-row input { width: 80px; }

/* ── Dropdowns ────────────────────────────────────── */
#sc-wrap .sc-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
#sc-wrap .sc-two-col select {
  width: 100%;
  border: 1.5px solid #d1d5db;
  border-radius: 7px;
  padding: 10px 13px;
  font-size: 15px;
  background: #fafafa;
  outline: none;
  cursor: pointer;
  color: var(--sc-text);
  transition: border-color .18s;
  appearance: auto;
}
#sc-wrap .sc-two-col select:focus {
  border-color: var(--sc-primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(27,122,62,.12);
}

/* ── Buttons ──────────────────────────────────────── */
#sc-wrap .sc-center { text-align: center; margin-top: 8px; }
#sc-wrap .sc-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: none;
  padding: 13px 36px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: filter .18s, transform .1s, box-shadow .18s;
  border-radius: var(--sc-btn-r);
  letter-spacing: .3px;
}
#sc-wrap .sc-btn:active { transform: scale(.97); }
#sc-wrap .sc-btn-primary {
  background: linear-gradient(135deg, var(--sc-primary) 0%, #2d9a56 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(27,122,62,.3);
}
#sc-wrap .sc-btn-primary:hover { filter: brightness(.92); box-shadow: 0 6px 20px rgba(27,122,62,.4); }
#sc-wrap .sc-btn-secondary { background: #f3f4f6; color: #374151; border-radius: 30px; }
#sc-wrap .sc-btn-secondary:hover { background: #e5e7eb; }
#sc-wrap .sc-btn-full { width: 100%; justify-content: center; border-radius: 8px; margin-top: 8px; }

/* ── Spinner ──────────────────────────────────────── */
#sc-wrap .sc-spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: sc-spin .7s linear infinite;
}
@keyframes sc-spin { to { transform: rotate(360deg); } }

/* ── Error ────────────────────────────────────────── */
#sc-wrap .sc-error {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  border-radius: 7px;
  color: #b91c1c;
  font-size: 13px;
  padding: 10px 14px;
  margin-bottom: 14px;
}

/* ── Modal ────────────────────────────────────────── */
.sc-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(4px);
}
body.sc-modal-open { overflow: hidden; }
.sc-modal {
  background: #fff;
  border-radius: 14px;
  padding: 36px 40px;
  max-width: 480px;
  width: 100%;
  position: relative;
  box-shadow: 0 20px 60px rgba(0,0,0,.18);
  animation: sc-modal-in .22s ease;
}
@keyframes sc-modal-in {
  from { opacity: 0; transform: translateY(-16px) scale(.97); }
  to   { opacity: 1; transform: none; }
}
.sc-modal h3 {
  font-size: 20px;
  font-weight: 700;
  color: #1b7a3e;
  margin: 0 0 4px;
  padding-right: 30px;
}
.sc-modal hr { border: none; border-top: 1.5px solid #e5e7eb; margin: 14px 0 20px; }
.sc-modal-close {
  position: absolute;
  top: 14px; right: 16px;
  background: #f3f4f6; border: none;
  font-size: 20px; cursor: pointer;
  color: #6b7280; line-height: 1;
  padding: 4px 8px; border-radius: 6px;
  transition: background .15s;
}
.sc-modal-close:hover { background: #e5e7eb; color: #111; }
.sc-field { margin-bottom: 16px; }
.sc-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 5px;
}
.sc-field input {
  width: 100%;
  border: 1.5px solid #d1d5db;
  border-radius: 7px;
  padding: 10px 13px;
  font-size: 15px;
  box-sizing: border-box;
  outline: none;
  background: #fafafa;
  color: #111;
  transition: border-color .18s, box-shadow .18s;
}
.sc-field input:focus {
  border-color: #1b7a3e;
  background: #fff;
  box-shadow: 0 0 0 3px rgba(27,122,62,.12);
}
.sc-privacy { font-size: 12px; color: #9ca3af; text-align: center; margin-top: 14px 0 0; }

/* ── Results ──────────────────────────────────────── */
#sc-wrap .sc-state-bar {
  background: linear-gradient(135deg, #ecfdf5, #f0fdf4);
  border-left: 4px solid var(--sc-primary);
  border-radius: 0 8px 8px 0;
  padding: 12px 16px;
  font-size: 13px;
  color: #374151;
  margin-bottom: 24px;
  line-height: 1.8;
}

/* ── Result grid ──────────────────────────────────── */
#sc-wrap .sc-results-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 10px;
}
#sc-wrap .sc-results-3col { grid-template-columns: repeat(3, 1fr); }
#sc-wrap .sc-results-2col { grid-template-columns: repeat(2, 1fr); }
#sc-wrap .sc-result-card {
  background: var(--sc-pale);
  border: 1px solid var(--sc-border);
  border-radius: 10px;
  padding: 16px 12px;
  text-align: center;
  transition: transform .15s, box-shadow .15s;
}
#sc-wrap .sc-result-card:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,.07); }
#sc-wrap .sc-result-card.sc-savings  { background: #fffbeb; border-color: #fde68a; }
#sc-wrap .sc-result-card.sc-invest   { background: #fff7ed; border-color: #fed7aa; }
#sc-wrap .sc-result-card.sc-payback  { background: #eff6ff; border-color: #bfdbfe; }
#sc-wrap .sc-result-highlight {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--sc-primary), #2d9a56);
  border-color: var(--sc-primary);
  padding: 22px;
  border-radius: 10px;
}
#sc-wrap .sc-result-highlight .sc-result-label { color: rgba(255,255,255,.75); }
#sc-wrap .sc-result-highlight .sc-result-value { color: #fff; font-size: 34px; }
#sc-wrap .sc-result-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .7px;
  color: #6b7280;
  margin-bottom: 6px;
  font-weight: 700;
}
#sc-wrap .sc-result-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--sc-primary);
  line-height: 1.2;
}
#sc-wrap .sc-result-value small { font-size: 13px; font-weight: 400; color: #9ca3af; }
#sc-wrap .sc-invest-val  { color: #c2410c; }
#sc-wrap .sc-payback-val { color: #1d4ed8; }
#sc-wrap .sc-result-sub  { font-size: 11px; color: #9ca3af; margin-top: 5px; }
#sc-wrap .sc-tariff-note { font-size: 12px; color: #9ca3af; margin: 0 0 12px; }

/* ── Eco box ──────────────────────────────────────── */
#sc-wrap .sc-eco-box {
  background: linear-gradient(135deg, #ecfdf5, #f0fdf4);
  border: 1px solid var(--sc-border);
  border-radius: 10px;
  padding: 20px 24px;
  display: flex;
  gap: 20px;
  margin-top: 10px;
  text-align: center;
}
#sc-wrap .sc-eco-item { flex: 1; }
#sc-wrap .sc-eco-icon { font-size: 34px; margin-bottom: 6px; }
#sc-wrap .sc-eco-val  { font-size: 20px; font-weight: 700; color: #065f46; }
#sc-wrap .sc-eco-lbl  { font-size: 12px; color: #374151; margin-top: 4px; line-height: 1.5; }

/* ── Email note ───────────────────────────────────── */
#sc-wrap .sc-email-note {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 12px 18px;
  font-size: 14px;
  color: #1d4ed8;
  margin-top: 18px;
  text-align: center;
}

/* ── Disclaimer ───────────────────────────────────── */
#sc-wrap .sc-disclaimer {
  font-size: 11px;
  color: #9ca3af;
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 7px;
  padding: 12px 16px;
  margin-top: 20px;
  line-height: 1.7;
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 620px) {
  #sc-wrap .sc-card            { padding: 20px 16px; }
  #sc-wrap .sc-two-col         { grid-template-columns: 1fr; }
  #sc-wrap .sc-results-3col    { grid-template-columns: 1fr 1fr; }
  #sc-wrap .sc-results-2col    { grid-template-columns: 1fr; }
  #sc-wrap .sc-toggle-row      { flex-direction: column; align-items: flex-start; }
  #sc-wrap .sc-eco-box         { flex-direction: column; gap: 16px; }
  .sc-modal                    { padding: 24px 18px; }
  #sc-wrap .sc-btn             { padding: 12px 22px; font-size: 15px; }
}

/* ── Inline field validation ──────────────────────── */
.sc-field input.sc-input-error {
  border-color: #ef4444 !important;
  background: #fef2f2 !important;
  box-shadow: 0 0 0 3px rgba(239,68,68,.12) !important;
}
.sc-field-error-msg {
  font-size: 12px;
  color: #b91c1c;
  margin-top: 5px;
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 500;
  animation: sc-err-in .15s ease;
}
.sc-field-error-msg::before { content: '⚠'; font-size: 11px; }
@keyframes sc-err-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: none; }
}

/* ── Mobile field counter ─────────────────────────── */
#sc-mobile-counter {
  font-size: 11px;
  color: #9ca3af;
  text-align: right;
  margin-top: 3px;
}