/* ═══════════════════════════════════════════════════════════
   ImmICalculator — Shared Design System
   Brand green: #1D9E75 | Dark green: #085041
   Background: #f8f8f6 | Cards: #ffffff
   ═══════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green:        #1D9E75;
  --green-dark:   #085041;
  --green-hover:  #178a64;
  --green-light:  #e8f7f2;
  --bg:           #f8f8f6;
  --card:         #ffffff;
  --border:       rgba(0,0,0,0.08);
  --text:         #111111;
  --text-muted:   #555555;
  --radius-sm:    8px;
  --radius-md:    12px;
  --shadow-sm:    0 1px 4px rgba(0,0,0,0.06);
  --shadow-md:    0 4px 16px rgba(0,0,0,0.08);
  --font:         -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
}

/* ── Page wrapper ── */
.calc-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 20px 80px;
}

/* ── Back link ── */
.calc-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  margin-bottom: 24px;
}
.calc-back:hover { color: var(--green); }

/* ── Page header ── */
.calc-header { text-align: center; margin-bottom: 32px; }
.calc-header h1 { font-size: 1.8rem; font-weight: 800; margin-bottom: 6px; }
.calc-header p  { font-size: 0.95rem; color: var(--text-muted); }

/* ── Progress bar ── */
.calc-progress {
  height: 5px;
  background: #e0e0e0;
  border-radius: 999px;
  margin-bottom: 28px;
  overflow: hidden;
}
.calc-progress__fill {
  height: 100%;
  background: var(--green);
  border-radius: 999px;
  transition: width 0.3s ease;
}

/* ── Step indicator ── */
.calc-step-label {
  text-align: center;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

/* ── Card / Form panel ── */
.calc-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 28px 24px;
  box-shadow: var(--shadow-sm);
}

.calc-card h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

/* ── Form fields ── */
.form-group { margin-bottom: 20px; }

.form-group label,
.form-label {
  display: block;
  font-size: 0.87rem;
  font-weight: 600;
  color: #333;
  margin-bottom: 7px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid rgba(0,0,0,0.15);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  background: #fff;
  color: var(--text);
  transition: border-color 0.15s;
  appearance: none;
}
.form-control:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(29,158,117,0.12);
}

/* ── Language grid ── */
.lang-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* ── Checkbox rows ── */
.check-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  margin-bottom: 8px;
}
.check-row:hover { border-color: var(--green); background: var(--green-light); }
.check-row input[type="checkbox"] { margin-top: 2px; accent-color: var(--green); flex-shrink: 0; }
.check-row .check-title { font-size: 0.9rem; font-weight: 600; }
.check-row .check-desc  { font-size: 0.78rem; color: var(--text-muted); margin-top: 2px; }

/* ── Navigation buttons ── */
.calc-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  text-decoration: none;
}
.btn:active { transform: scale(0.98); }

.btn-primary   { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-hover); }

.btn-secondary { background: #f0f0ee; color: #444; }
.btn-secondary:hover { background: #e4e4e2; }

.btn-lg { padding: 12px 28px; font-size: 1rem; }

/* ── Results card ── */
.result-score {
  text-align: center;
  padding: 32px 24px;
  background: var(--green-light);
  border: 1px solid rgba(29,158,117,0.2);
  border-radius: var(--radius-md);
  margin-bottom: 24px;
}
.result-score__label { font-size: 0.82rem; font-weight: 600; color: var(--green); text-transform: uppercase; letter-spacing: 0.06em; }
.result-score__num   { font-size: 3.5rem; font-weight: 900; color: var(--green-dark); line-height: 1.1; margin: 6px 0; }
.result-score__max   { font-size: 0.85rem; color: var(--text-muted); }

.result-breakdown { margin-bottom: 24px; }
.result-breakdown h3 { font-size: 1rem; font-weight: 700; margin-bottom: 12px; }

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 9px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}
.result-row:last-child { border-bottom: none; }
.result-row__pts { font-weight: 700; color: var(--green); }

/* ── Status badge ── */
.status-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.status-eligible   { background: var(--green-light); color: var(--green-dark); }
.status-borderline { background: #fff8e1; color: #7a5000; }
.status-ineligible { background: #fde8e8; color: #8b0000; }

/* ── Responsive ── */
@media (max-width: 600px) {
  .calc-page { padding: 24px 16px 60px; }
  .calc-card { padding: 20px 16px; }
  .lang-grid { grid-template-columns: 1fr; }
  .result-score__num { font-size: 2.6rem; }
}