/* Birth Year Finder — component styles layered on top of the shared ICT Tools design system (../../styles.css) */

:root{
  --surface: var(--bg-card);
  --surface-2: var(--bg-input);
  --accent-dim: var(--accent-soft);
  --btn-text: #0b120e;
  --radius-sm: 8px;
  --radius-md: 12px;
}

/* ── Fields ───────────────────────────────────────────── */
.field-row { display: flex; flex-direction: column; gap: 20px; margin-bottom: 20px; }
.field-row.two-col { flex-direction: row; gap: 14px; }
.field-row.two-col .field { flex: 1; }

.field { display: flex; flex-direction: column; gap: 8px; }

.optional {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  opacity: 0.7;
}

/* ── Select ───────────────────────────────────────────── */
.select-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.select-wrap select {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  padding: 12px 36px 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.875rem;
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
}

.select-wrap select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.select-arrow {
  position: absolute;
  right: 12px;
  font-size: 0.75rem;
  color: var(--text-muted);
  pointer-events: none;
}

/* ── Input ────────────────────────────────────────────── */
input[type="number"] {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.875rem;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  -moz-appearance: textfield;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; }

input[type="number"]::placeholder { color: var(--text-muted); opacity: 0.6; }

input[type="number"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

/* ── Year Range ───────────────────────────────────────── */
.year-range {
  display: flex;
  align-items: center;
  gap: 10px;
}

.range-dash {
  color: var(--text-muted);
  flex-shrink: 0;
}

/* ── CTA Button ───────────────────────────────────────── */
.cta-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 14px 24px;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.btn-icon { font-size: 1rem; transition: transform 0.2s ease; }
.cta-btn:hover .btn-icon { transform: translateX(3px); }

/* ── Modal ────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 8, 4, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: none;
  align-items: flex-end;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

@media (min-width: 480px) {
  .modal-backdrop { align-items: center; }
}

.modal-backdrop.open { display: flex; }

.modal {
  background: var(--surface);
  width: 100%;
  max-width: 420px;
  max-height: 80vh;
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  animation: slideUp 0.3s cubic-bezier(0.22, 0.9, 0.36, 1);
  overflow: hidden;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.modal-title-wrap { display: flex; flex-direction: column; gap: 2px; }

.modal-eyebrow {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.modal-title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}

.modal-close:hover {
  background: var(--text-primary);
  color: var(--surface);
  border-color: var(--text-primary);
}

.modal-body {
  overflow-y: auto;
  flex: 1;
  padding: 16px 24px;
}

.modal-body::-webkit-scrollbar { width: 4px; }
.modal-body::-webkit-scrollbar-track { background: transparent; }
.modal-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.modal-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}

.modal-close-btn {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.modal-close-btn:hover {
  background: var(--surface-2);
  color: var(--text-primary);
}

/* ── Result Items ─────────────────────────────────────── */
.result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  animation: fadeIn 0.2s ease both;
}

.result-item:last-child { border-bottom: none; }

.result-date {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-primary);
}

.result-date strong {
  font-size: 1rem;
  font-weight: 700;
}

.result-age {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--btn-text);
  background: var(--accent);
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}

.result-count {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 8px 0 4px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--border);
}

.no-results {
  text-align: center;
  padding: 40px 16px;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.no-results .no-icon { font-size: 2rem; display: block; margin-bottom: 10px; }

.error-msg {
  text-align: center;
  padding: 32px 16px;
  color: var(--text-muted);
  font-size: 0.875rem;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateX(-4px); }
  to   { opacity: 1; transform: translateX(0); }
}

@media (max-width: 480px) {
  .field-row.two-col { flex-direction: column; }
}