/* mortgage-extra.css — Mortgage Extra Payment calculator page layout.
 *
 * Inherits the editorial Mediterranean design language from the other
 * calculator pages (same fonts, palette, spacing tokens). Sticky intro +
 * form on desktop, full-width comparison results below. The shared
 * .field / .radio-card / .slider / .metric / .assumptions / .lead-capture /
 * .disclaimer blocks mirror the established per-page convention.
 */

/* ─── Page shell ─── */

.mortgage-extra-page {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: var(--space-16) var(--space-8) var(--space-8);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}

@media (min-width: 900px) {
  .mortgage-extra-page {
    grid-template-columns: 5fr 7fr;
    grid-template-rows: auto auto;
    align-items: start;
    column-gap: var(--space-16);
    padding-top: var(--space-20);
  }
  .mortgage-extra-intro   { grid-column: 1; grid-row: 1; position: sticky; top: var(--space-8); }
  .mortgage-extra-form    { grid-column: 2; grid-row: 1; }
  .mortgage-extra-results { grid-column: 1 / -1; grid-row: 2; }
}

/* ─── Intro section ─── */

.mortgage-extra-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  margin: 0 0 var(--space-4);
}
.mortgage-extra-eyebrow::before {
  content: "";
  width: var(--space-8);
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}

.mortgage-extra-intro h1 {
  font-size: clamp(var(--font-size-2xl), 5vw, var(--font-size-5xl));
  letter-spacing: -0.035em;
  margin-bottom: var(--space-6);
  line-height: 1.0;
}
.mortgage-extra-intro h1 em {
  font-style: italic;
  color: var(--color-accent);
}

.mortgage-extra-intro .lede {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  line-height: var(--line-height-loose);
  max-width: 34ch;
}

.mortgage-extra-decoration {
  margin-top: var(--space-8);
  width: 100%;
  max-width: 360px;
  height: auto;
  color: var(--color-accent);
  opacity: 0.85;
}
.mortgage-extra-decoration .mortgage-extra-curve {
  stroke-dasharray: 320;
  stroke-dashoffset: 320;
  animation: mortgage-extra-draw 1.9s var(--ease-out) 0.4s both;
}
.mortgage-extra-decoration .mortgage-extra-baseline {
  stroke-dasharray: 320;
  stroke-dashoffset: 320;
  animation: mortgage-extra-draw 1.6s var(--ease-out) 0.7s both;
}
@keyframes mortgage-extra-draw {
  to { stroke-dashoffset: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .mortgage-extra-decoration .mortgage-extra-curve,
  .mortgage-extra-decoration .mortgage-extra-baseline {
    animation: none !important;
    stroke-dashoffset: 0 !important;
  }
}

/* ─── Form card ─── */

.mortgage-extra-form {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-12);
  box-shadow: var(--shadow-md);
  position: relative;
}
.mortgage-extra-form::before {
  content: "Worksheet";
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--color-text-faint);
}

/* ─── Radio group within the form ─── */

.radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-1);
}

.radio-card {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition:
    border-color var(--duration-fast) var(--ease-out),
    background var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out);
  user-select: none;
}
.radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}
.radio-card:has(input:checked) {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent-deep);
}
.radio-card:hover {
  border-color: var(--color-border-hover);
  color: var(--color-text);
}

/* ─── Results section ─── */

.mortgage-extra-results {
  position: relative;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-16) var(--space-12) var(--space-12);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  isolation: isolate;
}

.mortgage-extra-results::before {
  content: "Estimate · Malta · May 2026";
  position: absolute;
  top: var(--space-6);
  left: var(--space-12);
  right: var(--space-12);
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-3);
}

.mortgage-extra-results[hidden] { display: none; }

.mortgage-extra-results h2 {
  font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-3xl));
  margin-bottom: var(--space-2);
  letter-spacing: -0.03em;
}

/* ─── Metrics headline ─── */

.results-headline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  margin: var(--space-12) 0;
  padding-bottom: var(--space-12);
  border-bottom: var(--rule);
  position: relative;
}

.results-headline::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 0;
  width: 32px;
  height: 16px;
  background: var(--color-accent);
  clip-path: polygon(0 100%, 50% 0, 100% 100%);
}

@media (max-width: 700px) {
  .results-headline {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }
}

.metric {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  position: relative;
  padding-left: var(--space-4);
  border-left: 1px solid var(--color-border);
}
.metric:first-child {
  border-left: none;
  padding-left: 0;
}

.metric-value {
  font-family: var(--font-display);
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--color-text);
  font-variant-numeric: tabular-nums lining-nums;
  transition: opacity var(--duration-base) var(--ease-out);
}
.metric-value[data-counting="true"] {
  color: var(--color-accent-deep);
}

.metric-label {
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-text-muted);
}

/* ─── Assumptions breakdown ─── */

.assumptions {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  overflow: hidden;
  margin-bottom: var(--space-8);
}

.assumptions summary {
  cursor: pointer;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--font-size-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  list-style: none;
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}
.assumptions summary::-webkit-details-marker { display: none; }
.assumptions summary::before {
  content: '';
  width: 12px;
  height: 12px;
  border-right: 1.5px solid var(--color-accent);
  border-bottom: 1.5px solid var(--color-accent);
  transform: rotate(-45deg);
  transition: transform var(--duration-base) var(--ease-out);
  display: inline-block;
  margin-top: -3px;
}
.assumptions[open] summary::before {
  transform: rotate(45deg);
  margin-top: 0;
}
.assumptions summary:hover {
  color: var(--color-text);
  background: var(--color-accent-soft);
}

.assumptions dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--space-3) var(--space-12);
  margin: 0;
  padding: var(--space-6);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.assumptions dt {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  letter-spacing: 0.02em;
}
.assumptions dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  color: var(--color-text);
  text-align: right;
}

.assumptions .section-label {
  grid-column: 1 / -1;
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-faint);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border);
}
.assumptions .section-label:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.assumptions .highlight-row {
  font-weight: 600;
  color: var(--color-accent-deep);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-2);
  margin-top: var(--space-1);
}

/* ─── Lead capture ─── */

.lead-capture {
  margin-top: var(--space-12);
  padding: var(--space-12);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(
      135deg,
      var(--color-accent-soft) 0%,
      color-mix(in srgb, var(--color-accent-soft) 70%, var(--color-bg-deep)) 100%
    );
  border: 1px solid color-mix(in srgb, var(--color-accent) 25%, transparent);
  position: relative;
  overflow: hidden;
}
.lead-capture::before {
  content: "";
  position: absolute;
  top: -80px;
  right: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  border: 1.5px solid color-mix(in srgb, var(--color-accent) 30%, transparent);
  pointer-events: none;
}

.lead-capture h3 {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-2xl);
  max-width: 22ch;
}

.lead-capture > p {
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  max-width: 44ch;
}

.lead-row {
  display: flex;
  gap: var(--space-3);
  align-items: stretch;
  max-width: 520px;
}
.lead-row input[type="email"] {
  flex: 1;
  min-width: 0;
  background: var(--color-surface);
}

.lead-status {
  display: block;
  margin-top: var(--space-3);
  font-size: var(--font-size-sm);
  font-style: italic;
  color: var(--color-success);
  min-height: 1.2em;
}
.lead-status.error { color: #b83232; }

/* ─── Disclaimer ─── */

.disclaimer {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-6);
  margin-top: var(--space-12);
  max-width: 70ch;
  line-height: var(--line-height-loose);
}

/* ─── Reveal transitions ─── */

.mortgage-extra-results [data-reveal] { transition-delay: var(--reveal-delay, 0ms); }

/* ─── Comparison chart ─── */

.mortgage-extra-chart-section {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}
.mortgage-extra-chart-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text);
}
.mortgage-extra-chart-sub {
  margin: 0 0 var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: var(--line-height-loose);
}
.mortgage-extra-chart-wrap {
  position: relative;
  height: 340px;
  width: 100%;
}
@media (max-width: 600px) {
  .mortgage-extra-chart-wrap { height: 280px; }
}

/* ─── Mobile ─── */

@media (max-width: 600px) {
  .mortgage-extra-page {
    padding: var(--space-8) var(--space-4);
    gap: var(--space-12);
  }

  .mortgage-extra-form {
    padding: var(--space-8) var(--space-6);
    border-radius: var(--radius-lg);
  }
  .mortgage-extra-form::before { top: var(--space-4); right: var(--space-4); }

  .mortgage-extra-results {
    padding: var(--space-12) var(--space-6) var(--space-8);
    border-radius: var(--radius-lg);
  }
  .mortgage-extra-results::before {
    left: var(--space-6);
    right: var(--space-6);
  }

  .mortgage-extra-results h2 { font-size: var(--font-size-xl); }

  .results-headline {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .metric {
    border-left: none;
    border-top: 1px solid var(--color-border);
    padding-left: 0;
    padding-top: var(--space-4);
  }
  .metric:first-child {
    border-top: none;
    padding-top: 0;
  }

  .metric-value { font-size: var(--font-size-2xl); }

  .lead-row { flex-direction: column; }

  .assumptions dl {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
  .assumptions dd { text-align: left; }

  .lead-capture { padding: var(--space-8) var(--space-6); }

  .radio-group { gap: var(--space-2); }
}

@media (min-width: 900px) and (max-height: 800px) {
  .mortgage-extra-intro { position: static; }
}