@import url("styles.css");

.guide-page {
  min-height: 100vh;
  overflow: clip;
}

.guide-hero {
  position: relative;
  padding: 88px 0 72px;
  background:
    radial-gradient(circle at 88% 10%, rgba(37, 89, 189, 0.18), transparent 31%),
    linear-gradient(180deg, #edf3ff 0%, var(--background) 100%);
}

.guide-hero::after {
  position: absolute;
  right: -5vw;
  bottom: -130px;
  width: min(38vw, 520px);
  aspect-ratio: 1;
  border: 1px solid rgba(37, 89, 189, 0.15);
  border-radius: 50%;
  box-shadow: 0 0 0 46px rgba(37, 89, 189, 0.045), 0 0 0 92px rgba(37, 89, 189, 0.025);
  content: "";
  pointer-events: none;
}

.guide-hero-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
}

.guide-breadcrumb {
  display: inline-flex;
  gap: 8px;
  margin-bottom: 24px;
  color: var(--text-tertiary);
  font-size: 14px;
  font-weight: 700;
}

.guide-breadcrumb a:hover,
.guide-inline-link:hover {
  color: var(--primary-accent);
  text-decoration: underline;
}

.guide-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  margin-bottom: 18px;
  padding: 0 12px;
  border: 1px solid rgba(37, 89, 189, 0.2);
  border-radius: var(--radius-full);
  color: var(--primary-accent);
  background: rgba(255, 255, 255, 0.66);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.guide-title {
  max-width: 820px;
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--primary);
  font-size: clamp(40px, 6vw, 68px);
  font-weight: 800;
  line-height: 1.03;
  letter-spacing: -0.065em;
}

.guide-lede {
  max-width: 690px;
  margin: 24px 0 0;
  color: var(--text-secondary);
  font-size: 19px;
  line-height: 1.72;
}

.guide-meta {
  margin: 18px 0 0;
  color: var(--text-tertiary);
  font-size: 13px;
  font-weight: 700;
}

.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 740px) 230px;
  justify-content: space-between;
  gap: 72px;
  padding: 72px 0 100px;
}

.guide-article {
  min-width: 0;
}

.guide-article h2 {
  margin: 56px 0 18px;
  color: var(--primary);
  font-family: "Manrope", sans-serif;
  font-size: clamp(26px, 3.2vw, 36px);
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.guide-article h2:first-child {
  margin-top: 0;
}

.guide-article h3 {
  margin: 32px 0 12px;
  color: var(--text-primary);
  font-size: 19px;
  line-height: 1.35;
}

.guide-article p,
.guide-article li {
  color: var(--text-secondary);
  font-size: 17px;
  line-height: 1.78;
}

.guide-article p {
  margin: 0 0 18px;
}

.guide-article ul,
.guide-article ol {
  margin: 0 0 24px;
  padding-left: 24px;
}

.guide-article li {
  margin: 8px 0;
}

.guide-article strong {
  color: var(--text-primary);
}

.guide-summary {
  margin: 32px 0;
  padding: 28px 30px;
  border: 1px solid rgba(37, 89, 189, 0.16);
  border-radius: var(--radius-lg);
  background: #f4f7ff;
}

.guide-summary p:last-child {
  margin-bottom: 0;
}

.guide-summary-title {
  display: block;
  margin-bottom: 8px;
  color: var(--primary-accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.guide-calculation {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  overflow: hidden;
  margin: 30px 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
}

.guide-calculation div {
  padding: 22px;
  border-right: 1px solid var(--border);
}

.guide-calculation div:last-child {
  border-right: 0;
  background: var(--primary);
}

.guide-calculation span {
  display: block;
  margin-bottom: 7px;
  color: var(--text-tertiary);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.guide-calculation strong {
  color: var(--primary);
  font-family: "Manrope", sans-serif;
  font-size: 20px;
  letter-spacing: -0.04em;
}

.guide-calculation div:last-child span {
  color: rgba(255, 255, 255, 0.58);
}

.guide-calculation div:last-child strong {
  color: #fff;
}

.guide-aside {
  align-self: start;
  position: sticky;
  top: 108px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
}

.guide-aside h2 {
  margin: 0 0 14px;
  color: var(--primary);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.guide-aside a {
  display: block;
  padding: 8px 0;
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.4;
}

.guide-aside a:hover {
  color: var(--primary-accent);
}

.guide-cta {
  margin-top: 54px;
  padding: 42px;
  border-radius: var(--radius-xl);
  color: var(--text-on-dark);
  background: linear-gradient(135deg, #0a1f44 0%, #143977 100%);
  box-shadow: var(--shadow-lg);
}

.guide-cta h2 {
  margin: 0 0 12px;
  color: #fff;
  font-size: 32px;
}

.guide-cta p {
  max-width: 560px;
  margin-bottom: 24px;
  color: rgba(255, 255, 255, 0.76);
}

.guide-related {
  margin-top: 56px;
  padding-top: 44px;
  border-top: 1px solid var(--border);
}

.guide-related h2 {
  margin-top: 0;
}

.guide-related-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.guide-related-links a {
  min-height: 126px;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--primary);
  font-weight: 800;
  line-height: 1.4;
  box-shadow: var(--shadow-xs);
}

.guide-related-links a:hover {
  border-color: var(--primary-accent);
  box-shadow: var(--shadow-sm);
}

.calculator-shell {
  margin: 32px 0;
  padding: 32px;
  border: 1px solid rgba(37, 89, 189, 0.18);
  border-radius: var(--radius-xl);
  background: #fff;
  box-shadow: var(--shadow-md);
}

.calculator-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.calculator-field {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.calculator-field label {
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 800;
}

.calculator-field small {
  color: var(--text-tertiary);
  font-size: 12px;
  line-height: 1.45;
}

.calculator-input {
  width: 100%;
  min-height: 52px;
  padding: 0 14px;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  color: var(--text-primary);
  background: var(--surface);
  font-size: 18px;
  font-weight: 700;
}

.calculator-input:focus,
.calculator-range:focus-visible {
  outline: 3px solid rgba(37, 89, 189, 0.24);
  outline-offset: 2px;
  border-color: var(--primary-accent);
}

.calculator-range-row {
  display: grid;
  grid-template-columns: 1fr 82px;
  align-items: center;
  gap: 14px;
}

.calculator-range {
  width: 100%;
  accent-color: var(--primary-accent);
}

.calculator-result {
  margin-top: 28px;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--primary);
}

.calculator-result-label {
  margin: 0 0 8px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.guide-article .calculator-result-title {
  margin: 0;
  color: #fff;
  font-family: "Manrope", sans-serif;
  font-size: clamp(25px, 4vw, 34px);
  letter-spacing: -0.045em;
}

.guide-article .calculator-result-copy {
  margin: 10px 0 0;
  color: rgba(255, 255, 255, 0.76);
  line-height: 1.65;
}

.calculator-result-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.calculator-result-stat {
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.07);
}

.calculator-result-stat span {
  display: block;
  margin-bottom: 5px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.calculator-result-stat strong { color: #fff; font-size: 17px; }

.calculator-secondary {
  margin: 34px 0 0;
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  background: var(--surface-soft);
}

.calculator-secondary-heading h2 {
  margin: 0 0 10px;
  color: var(--primary);
  font-family: "Manrope", sans-serif;
  font-size: 28px;
  letter-spacing: -0.04em;
}

.calculator-secondary-heading p { margin: 0 0 24px; color: var(--text-secondary); }

.calculator-derived {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}

.calculator-derived span { display: block; color: var(--text-tertiary); font-size: 11px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.calculator-derived strong { color: var(--primary); font-family: "Manrope", sans-serif; font-size: 28px; letter-spacing: -0.05em; }
.guide-article .calculator-derived p { margin: 0; font-size: 14px; line-height: 1.5; }

@media (max-width: 900px) {
  .guide-hero { padding: 64px 0 56px; }
  .guide-layout { grid-template-columns: 1fr; gap: 32px; padding: 54px 0 72px; }
  .guide-aside { position: static; order: -1; }
  .guide-aside a { display: inline-block; margin-right: 18px; }
}

@media (max-width: 640px) {
  .guide-title { font-size: 42px; }
  .guide-lede { font-size: 17px; }
  .guide-article p, .guide-article li { font-size: 16px; }
  .guide-calculation, .guide-related-links { grid-template-columns: 1fr; }
  .guide-calculation div { border-right: 0; border-bottom: 1px solid var(--border); }
  .guide-calculation div:last-child { border-bottom: 0; }
  .guide-cta { padding: 28px; }
  .calculator-shell { padding: 22px; }
  .calculator-secondary { padding: 22px; }
  .calculator-grid, .calculator-result-stats { grid-template-columns: 1fr; }
  .calculator-derived { grid-template-columns: 1fr; gap: 12px; }
}