/* ==========================================================================
   Social Security Break Even Calculator — v2 UI
   Cleaner, whiter, more compact. All selectors scoped under .ssbec-root and
   prefixed "ssbec-". Accent colour injected via --ssbec-accent.
   ========================================================================== */

.ssbec-root {
  --ssbec-accent: #0A84FF;
  --ssbec-accent-ink: #ffffff;
  --ssbec-ink: #111317;
  --ssbec-ink-2: #51545b;
  --ssbec-ink-3: rgba(60, 60, 67, 0.55);
  --ssbec-card: #ffffff;
  --ssbec-card-2: #fbfcfe;
  --ssbec-inset: #f4f6fb;
  --ssbec-line: rgba(17, 19, 23, 0.08);
  --ssbec-line-2: rgba(17, 19, 23, 0.06);
  --ssbec-field: #ffffff;
  --ssbec-field-border: rgba(17, 19, 23, 0.14);
  --ssbec-early: #0A84FF;
  --ssbec-late: #34C759;
  --ssbec-pos: #1f9d4d;
  --ssbec-neg: #c93636;
  --ssbec-radius: 20px;
  --ssbec-radius-sm: 13px;
  --ssbec-shadow: 0 1px 2px rgba(17, 19, 23, 0.04), 0 12px 32px rgba(17, 19, 23, 0.06);
  --ssbec-shadow-sm: 0 1px 2px rgba(17, 19, 23, 0.05), 0 4px 14px rgba(17, 19, 23, 0.05);

  box-sizing: border-box;
  max-width: 940px;
  margin: 0 auto;
  padding: 0;
  background: transparent;
  color: var(--ssbec-ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.5;
}

.ssbec-root *,
.ssbec-root *::before,
.ssbec-root *::after { box-sizing: border-box; }

/* Cards — clean white, soft shadow, thin hairline */
.ssbec-card-main,
.ssbec-hero,
.ssbec-card,
.ssbec-chart-card,
.ssbec-rec,
.ssbec-stats {
  background: var(--ssbec-card);
  border: 1px solid var(--ssbec-line);
  border-radius: var(--ssbec-radius);
  box-shadow: var(--ssbec-shadow);
}

.ssbec-card-main { padding: clamp(16px, 2.4vw, 26px); }

.ssbec-eyebrow {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ssbec-accent); margin: 0 0 6px;
}
.ssbec-lead { font-size: 0.94rem; color: var(--ssbec-ink-2); margin: 0 0 18px; max-width: 64ch; }

/* ------------------------------------------------------------------- Fields */
.ssbec-grid { display: grid; gap: 14px; }
.ssbec-grid-3 { grid-template-columns: repeat(3, 1fr); }
.ssbec-grid-2 { grid-template-columns: repeat(2, 1fr); }
.ssbec-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.ssbec-field > label,
.ssbec-label {
  font-size: 0.8rem; font-weight: 600; color: var(--ssbec-ink);
  display: flex; align-items: center; gap: 6px;
}
.ssbec-opt { font-weight: 500; font-size: 0.7rem; color: var(--ssbec-ink-3); }
.ssbec-hint { font-size: 0.72rem; color: var(--ssbec-ink-3); margin: 0; }

.ssbec-input {
  width: 100%; font: inherit; font-size: 0.95rem; color: var(--ssbec-ink);
  background: var(--ssbec-field); border: 1px solid var(--ssbec-field-border);
  border-radius: 11px; padding: 11px 13px;
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
  -webkit-appearance: none; appearance: none;
}
.ssbec-input::placeholder { color: rgba(60, 60, 67, 0.38); }
.ssbec-input:hover { border-color: rgba(17, 19, 23, 0.26); }
.ssbec-input:focus {
  outline: none; border-color: var(--ssbec-accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--ssbec-accent) 16%, transparent);
}

.ssbec-affix { position: relative; display: flex; align-items: center; }
.ssbec-affix .ssbec-input { padding-left: 28px; }
.ssbec-affix.ssbec-suffix .ssbec-input { padding-left: 13px; padding-right: 32px; }
.ssbec-affix-sign { position: absolute; left: 12px; color: var(--ssbec-ink-3); font-size: 0.9rem; pointer-events: none; }
.ssbec-affix.ssbec-suffix .ssbec-affix-sign { left: auto; right: 13px; }
.ssbec-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }

/* --------------------------------------------------------- Controls (segs) */
.ssbec-controls { margin-top: 18px; display: flex; gap: 18px; flex-wrap: wrap; align-items: flex-end; }
.ssbec-control-block { display: flex; flex-direction: column; gap: 8px; }
.ssbec-control-grow { flex: 1 1 360px; min-width: 280px; }

.ssbec-seg {
  display: grid; gap: 3px; padding: 3px;
  background: var(--ssbec-inset); border: 1px solid var(--ssbec-line-2);
  border-radius: 12px;
}
.ssbec-seg-2 { grid-template-columns: repeat(2, minmax(72px, 1fr)); }
.ssbec-seg-4 { grid-template-columns: repeat(4, 1fr); }
.ssbec-seg input { position: absolute; opacity: 0; pointer-events: none; }
.ssbec-seg label {
  text-align: center; font-size: 0.83rem; font-weight: 600; color: var(--ssbec-ink-2);
  padding: 9px 8px; border-radius: 9px; cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, box-shadow 0.18s ease; user-select: none;
}
.ssbec-seg label:hover { color: var(--ssbec-ink); }
.ssbec-seg input:checked + label {
  background: #fff; color: var(--ssbec-ink);
  box-shadow: 0 1px 3px rgba(17, 19, 23, 0.14);
}
.ssbec-seg input:focus-visible + label { box-shadow: 0 0 0 3px color-mix(in srgb, var(--ssbec-accent) 32%, transparent); }

/* ------------------------------------------------------------- Spouse panel */
.ssbec-spouse {
  margin-top: 16px; padding: 16px; border-radius: var(--ssbec-radius-sm);
  background: var(--ssbec-inset); border: 1px solid var(--ssbec-line-2);
}
.ssbec-spouse[hidden] { display: none; }
.ssbec-subhead {
  font-size: 0.71rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--ssbec-ink-3); margin: 0 0 12px; display: flex; gap: 8px; align-items: baseline;
}

/* ----------------------------------------------------- Assumptions sub-panel */
.ssbec-assume {
  margin-top: 16px; border-radius: var(--ssbec-radius-sm);
  border: 1px solid var(--ssbec-line-2); background: var(--ssbec-card-2); overflow: hidden;
}
.ssbec-assume > summary {
  list-style: none; cursor: pointer; padding: 13px 16px;
  font-size: 0.85rem; font-weight: 600; color: var(--ssbec-ink);
  display: flex; align-items: center; gap: 8px;
}
.ssbec-assume > summary::-webkit-details-marker { display: none; }
.ssbec-assume > summary::after {
  content: ""; width: 7px; height: 7px; margin-left: auto;
  border-right: 2px solid var(--ssbec-ink-3); border-bottom: 2px solid var(--ssbec-ink-3);
  transform: rotate(45deg); transition: transform 0.25s ease;
}
.ssbec-assume[open] > summary::after { transform: rotate(225deg); }
.ssbec-assume-body { padding: 4px 16px 18px; }
.ssbec-custom-row { margin-top: 14px; }

/* ------------------------------------------------------------- Primary CTA */
.ssbec-actions-primary { margin-top: 18px; }
.ssbec-btn {
  font: inherit; font-weight: 600; font-size: 0.94rem; border: none; border-radius: 12px;
  padding: 12px 22px; cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.2s ease, filter 0.2s ease, background 0.2s ease;
  display: inline-flex; align-items: center; gap: 9px; white-space: nowrap;
}
.ssbec-btn:active { transform: translateY(1px) scale(0.995); }
.ssbec-btn-primary {
  color: var(--ssbec-accent-ink);
  background: linear-gradient(135deg, color-mix(in srgb, var(--ssbec-accent) 90%, white), var(--ssbec-accent));
  box-shadow: 0 6px 18px color-mix(in srgb, var(--ssbec-accent) 32%, transparent);
}
.ssbec-btn-primary:hover { filter: brightness(1.05); box-shadow: 0 8px 22px color-mix(in srgb, var(--ssbec-accent) 40%, transparent); }
.ssbec-btn-ghost { color: var(--ssbec-ink); background: #fff; border: 1px solid var(--ssbec-line); }
.ssbec-btn-ghost:hover { box-shadow: var(--ssbec-shadow-sm); }
.ssbec-btn:focus-visible { outline: none; box-shadow: 0 0 0 4px color-mix(in srgb, var(--ssbec-accent) 32%, transparent); }
.ssbec-btn svg { width: 17px; height: 17px; flex: none; }

.ssbec-error {
  display: none; margin-top: 12px; padding: 11px 14px; border-radius: 11px;
  background: rgba(201, 54, 54, 0.07); border: 1px solid rgba(201, 54, 54, 0.24);
  color: #9e2a2a; font-size: 0.85rem; font-weight: 500;
}

/* ------------------------------------------------------------------ Results */
.ssbec-results { margin-top: 14px; }
.ssbec-results[hidden] { display: none; }
.ssbec-results > * + * { margin-top: 14px; }

.ssbec-reveal > .ssbec-anim {
  opacity: 0; transform: translateY(12px);
  animation: ssbec-rise 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.ssbec-reveal > .ssbec-anim:nth-child(1) { animation-delay: 0.02s; }
.ssbec-reveal > .ssbec-anim:nth-child(2) { animation-delay: 0.08s; }
.ssbec-reveal > .ssbec-anim:nth-child(3) { animation-delay: 0.14s; }
.ssbec-reveal > .ssbec-anim:nth-child(4) { animation-delay: 0.20s; }
.ssbec-reveal > .ssbec-anim:nth-child(5) { animation-delay: 0.26s; }
.ssbec-reveal > .ssbec-anim:nth-child(6) { animation-delay: 0.32s; }
@keyframes ssbec-rise { to { opacity: 1; transform: none; } }

/* Hero */
.ssbec-hero {
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 20px; align-items: center;
  padding: clamp(18px, 2.6vw, 28px);
}
.ssbec-hero-eyebrow { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.ssbec-scope-tag {
  font-size: 0.62rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--ssbec-late); background: color-mix(in srgb, var(--ssbec-late) 12%, transparent);
  padding: 2px 8px; border-radius: 999px;
}
.ssbec-scope-tag:empty { display: none; }
.ssbec-be-age {
  font-size: clamp(2.1rem, 5.6vw, 3.1rem); font-weight: 700; letter-spacing: -0.02em;
  line-height: 1.03; margin: 4px 0 6px; color: var(--ssbec-ink);
}
.ssbec-be-sub { font-size: 0.88rem; color: var(--ssbec-ink-3); margin: 0; }
.ssbec-verdict {
  font-size: 0.98rem; color: var(--ssbec-ink-2); margin: 0; padding: 15px 17px;
  background: var(--ssbec-inset); border: 1px solid var(--ssbec-line-2); border-radius: var(--ssbec-radius-sm);
}
.ssbec-verdict strong { color: var(--ssbec-ink); font-weight: 700; }

/* Comparison + difference cards */
.ssbec-cards { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.ssbec-card { padding: 18px; position: relative; overflow: hidden; transition: transform 0.16s ease, box-shadow 0.16s ease; }
.ssbec-card:hover { transform: translateY(-2px); box-shadow: var(--ssbec-shadow); }
.ssbec-card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 4px; }
.ssbec-card-early::before { background: var(--ssbec-early); }
.ssbec-card-late::before { background: var(--ssbec-late); }
.ssbec-card-diff::before { background: var(--ssbec-accent); }
.ssbec-card-label { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--ssbec-ink-3); margin: 4px 0 4px; }
.ssbec-card-age { font-size: 1.02rem; font-weight: 700; color: var(--ssbec-ink); margin: 0 0 10px; }
.ssbec-card-month { font-size: 1.6rem; font-weight: 700; letter-spacing: -0.01em; color: var(--ssbec-ink); margin: 0; }
.ssbec-card-foot { font-size: 0.77rem; color: var(--ssbec-ink-3); margin: 8px 0 0; }
.ssbec-card-life { font-weight: 600; color: var(--ssbec-ink-2); }
.ssbec-diff-val { font-size: 1.8rem; font-weight: 700; letter-spacing: -0.01em; margin: 8px 0 0; }
.ssbec-diff-note { font-size: 0.78rem; color: var(--ssbec-ink-3); margin: 8px 0 0; }

/* Mini stat strip */
.ssbec-stats { display: grid; grid-template-columns: repeat(3, 1fr); overflow: hidden; padding: 0; }
.ssbec-stat { padding: 15px 18px; text-align: center; border-right: 1px solid var(--ssbec-line-2); }
.ssbec-stat:last-child { border-right: none; }
.ssbec-stat-num { font-size: 1.2rem; font-weight: 700; color: var(--ssbec-ink); }
.ssbec-stat-lab { font-size: 0.71rem; color: var(--ssbec-ink-3); margin-top: 3px; }

/* Chart */
.ssbec-chart-card { padding: clamp(16px, 2.2vw, 22px); }
.ssbec-chart-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 10px; flex-wrap: wrap; }
.ssbec-chart-title { font-size: 0.98rem; font-weight: 700; color: var(--ssbec-ink); margin: 0; }
.ssbec-legend { display: flex; gap: 16px; flex-wrap: wrap; }
.ssbec-legend span.ssbec-leg-early,
.ssbec-legend span.ssbec-leg-late { display: inline; }
.ssbec-legend > span { display: inline-flex; align-items: center; gap: 7px; font-size: 0.79rem; color: var(--ssbec-ink-2); font-weight: 500; }
.ssbec-dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.ssbec-dot-early { background: var(--ssbec-early); }
.ssbec-dot-late { background: var(--ssbec-late); }

/* SVG chart container + tooltip */
.ssbec-chart { position: relative; width: 100%; }
.ssbec-chart svg { display: block; width: 100%; height: auto; overflow: visible; touch-action: none; }
.ssbec-tooltip {
  position: absolute; top: 0; left: 0; pointer-events: none; opacity: 0;
  transform: translate(-50%, -8px); transition: opacity 0.12s ease;
  background: rgba(255, 255, 255, 0.96); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  border: 1px solid var(--ssbec-line); border-radius: 11px; box-shadow: var(--ssbec-shadow-sm);
  padding: 9px 11px; font-size: 0.76rem; white-space: nowrap; z-index: 4; min-width: 132px;
}
.ssbec-tooltip.ssbec-show { opacity: 1; }
.ssbec-tt-age { font-weight: 700; color: var(--ssbec-ink); margin-bottom: 5px; font-size: 0.8rem; }
.ssbec-tt-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; line-height: 1.5; }
.ssbec-tt-row span:first-child { color: var(--ssbec-ink-2); display: inline-flex; align-items: center; gap: 6px; }
.ssbec-tt-row b { color: var(--ssbec-ink); font-weight: 700; }
.ssbec-tt-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }

.ssbec-pv-note, .ssbec-rec { font-size: 0.91rem; color: var(--ssbec-ink-2); line-height: 1.6; }
.ssbec-pv-note {
  display: none; padding: 13px 16px; border-radius: var(--ssbec-radius-sm);
  background: color-mix(in srgb, var(--ssbec-accent) 7%, #fff);
  border: 1px solid color-mix(in srgb, var(--ssbec-accent) 16%, transparent);
}
.ssbec-rec { padding: clamp(16px, 2.2vw, 22px); }
.ssbec-rec-title { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ssbec-accent); margin: 0 0 8px; }
.ssbec-rec-text { margin: 0; }

.ssbec-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.ssbec-actions .ssbec-btn { padding: 11px 18px; font-size: 0.89rem; }

.ssbec-disclaimer {
  font-size: 0.76rem; color: var(--ssbec-ink-3); line-height: 1.6;
  padding: 0 2px; margin-top: 6px;
}
.ssbec-disclaimer strong { color: var(--ssbec-ink-2); }

.ssbec-sr { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* FAQ */
.ssbec-faq { margin-top: 22px; }
.ssbec-faq-title { font-size: 1.15rem; font-weight: 700; color: var(--ssbec-ink); margin: 0 0 12px; letter-spacing: -0.01em; }
.ssbec-faq-item { border-bottom: 1px solid var(--ssbec-line); }
.ssbec-faq-item:first-of-type { border-top: 1px solid var(--ssbec-line); }
.ssbec-faq-q {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  font: inherit; font-size: 0.96rem; font-weight: 600; color: var(--ssbec-ink);
  padding: 16px 40px 16px 2px; position: relative;
}
.ssbec-faq-q:focus-visible { outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--ssbec-accent) 28%, transparent); border-radius: 8px; }
.ssbec-faq-q::after {
  content: ""; position: absolute; right: 8px; top: 50%; width: 9px; height: 9px; margin-top: -6px;
  border-right: 2px solid var(--ssbec-ink-3); border-bottom: 2px solid var(--ssbec-ink-3);
  transform: rotate(45deg); transition: transform 0.25s ease;
}
.ssbec-faq-item.ssbec-open .ssbec-faq-q::after { transform: rotate(-135deg); margin-top: -2px; }
.ssbec-faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; color: var(--ssbec-ink-2); font-size: 0.9rem; line-height: 1.65; }
.ssbec-faq-item.ssbec-open .ssbec-faq-a { max-height: 460px; padding: 0 2px 16px; }

/* ----------------------------------------------------------- Responsiveness */
@media (max-width: 820px) {
  .ssbec-grid-3 { grid-template-columns: 1fr 1fr; }
  .ssbec-hero { grid-template-columns: 1fr; }
  .ssbec-cards { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .ssbec-grid-3, .ssbec-grid-2 { grid-template-columns: 1fr; }
  .ssbec-controls { flex-direction: column; align-items: stretch; gap: 14px; }
  .ssbec-control-grow { min-width: 0; }
  .ssbec-seg-4 { grid-template-columns: 1fr 1fr; }
  .ssbec-stats { grid-template-columns: 1fr; }
  .ssbec-stat { text-align: left; display: flex; align-items: baseline; justify-content: space-between; border-right: none; border-bottom: 1px solid var(--ssbec-line-2); }
  .ssbec-stat:last-child { border-bottom: none; }
  .ssbec-stat-lab { margin-top: 0; }
  .ssbec-btn { width: 100%; justify-content: center; }
  .ssbec-actions-primary, .ssbec-actions { display: flex; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  .ssbec-root * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  .ssbec-reveal > .ssbec-anim { opacity: 1; transform: none; }
}