/* ============================================================
   THEME MIDNIGHT — shared design tokens + components
   Source of truth: keyforriches-sample.html
   Loaded on every page (via header.php) alongside theme-dark.css.
   Rollout: nav + footer are global immediately. A page opts into the
   full dark background by adding "kfr-midnight" to <body class="">
   (see $body_midnight flag in header.php) — converted one page at a
   time so unconverted tool pages keep their current light styling.
   ============================================================ */

:root {
  --n950: #171938;
  --n900: #1F2244;
  --n800: #282C55;
  --n700: #353A6B;
  --line: #737AB4;
  --m3: #C9CCE6;
  --m4: #A0A5D1;
  --or: #F7931E;
  --ok: #4ADE80;
  --bad: #FF9A9A;
  --font: 'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'DM Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
}

/* ── Full Midnight background, opt-in per page ─────────────── */
body.kfr-midnight {
  background: var(--n900);
  color: #fff;
}
body.kfr-midnight h1,
body.kfr-midnight h2,
body.kfr-midnight h3 {
  color: #fff;
}

/* ============================================================
   NAV — white floating pill, global on every page
   ============================================================ */
.kfr-nav-top {
  display: flex;
  justify-content: center;
  padding: 20px 16px 0;
}
.kfr-nav {
  width: min(940px, 100%);
  min-height: 72px;
  background: #fff;
  border-radius: 999px;
  padding: 10px 10px 10px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  box-shadow: 0 8px 24px rgba(23, 25, 56, 0.18);
}
.kfr-nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.kfr-nav-logo b {
  display: block;
  font-family: var(--font);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.02em;
  color: var(--n900);
  line-height: 1;
}
.kfr-nav-logo i {
  display: block;
  font-style: normal;
  font-family: var(--font);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: #A85700;
  margin-top: 3px;
  line-height: 1;
}
.kfr-nav-links {
  display: flex;
  gap: 26px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.kfr-nav-links a {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--n900);
  text-decoration: none;
  padding: 6px 0;
  border-bottom: 3px solid transparent;
  white-space: nowrap;
}
.kfr-nav-links a:hover {
  border-bottom-color: var(--or);
}
.kfr-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 46px;
  padding: 0 20px 0 8px;
  border-radius: 999px;
  background: var(--or);
  color: var(--n900);
  font-family: var(--font);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  white-space: nowrap;
}
.kfr-nav-cta:hover {
  background: #ffa53d;
}
.kfr-nav-cta .kfr-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--n900);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
@media (max-width: 820px) {
  .kfr-nav-links { display: none; }
}
@media (max-width: 480px) {
  .kfr-nav-cta .kfr-cta-t { display: none; }
  .kfr-nav-cta { padding: 0 8px; }
  .kfr-nav { padding-left: 18px; }
}

/* ============================================================
   FOOTER — dark navy, 4-column grid, global on every page
   ============================================================ */
.kfr-footer {
  margin-top: 56px;
  background: var(--n950);
  padding: 56px 0 32px;
  font-family: var(--font);
}
.kfr-footer-wrap {
  width: min(1200px, 100% - 48px);
  margin-inline: auto;
}
.kfr-fgrid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 40px;
}
.kfr-fgrid h2 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 16px;
}
.kfr-fgrid ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.kfr-fgrid li a {
  font-size: 14px;
  color: var(--m3);
  text-decoration: none;
}
.kfr-fgrid li a:hover {
  color: var(--or);
}
.kfr-fabout {
  margin: 0 0 18px;
  max-width: 280px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--m3);
}
.kfr-fsocial {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.kfr-fsocial a {
  font-family: var(--font);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--m3);
  text-decoration: none;
  padding: 6px 14px;
  border: 1px solid var(--n700);
  border-radius: 999px;
}
.kfr-fsocial a:hover {
  color: var(--n900);
  background: var(--or);
  border-color: var(--or);
}
.kfr-fbadge {
  margin-top: 20px;
  display: inline-block;
  opacity: 0.9;
}
.kfr-fbadge:hover {
  opacity: 1;
}
.kfr-fbadge img {
  max-height: 40px;
  display: block;
}
.kfr-fbase {
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1px solid var(--n700);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--m4);
  flex-wrap: wrap;
}
.kfr-fbase a {
  color: var(--m4);
  text-decoration: none;
}
.kfr-fbase a:hover {
  color: var(--or);
}
@media (max-width: 980px) {
  .kfr-fgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .kfr-fgrid { grid-template-columns: minmax(0, 1fr); }
  .kfr-fbase { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   HOMEPAGE — hero / search / category cards / tool list / band
   ============================================================ */
.kfr-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 56px 16px 0;
}
.kfr-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 22px;
  border-radius: 999px;
  border: 1px solid rgba(247, 147, 30, 0.6);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 500;
  color: var(--or);
}
.kfr-chip::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--or);
}
.kfr-hero h1 {
  margin: 20px 0 0;
  font-family: var(--font);
  font-size: clamp(28px, 4.2vw, 46px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.02em;
  max-width: 780px;
  color: #fff;
}
.kfr-hero-sub {
  margin: 16px 0 0;
  max-width: 640px;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--m3);
}
.kfr-search-wrap {
  margin-top: 28px;
  width: 100%;
  max-width: 460px;
  position: relative;
}
.kfr-search-wrap input {
  width: 100%;
  height: 52px;
  border-radius: 999px;
  border: 1.5px solid var(--line);
  background: var(--n800);
  color: #fff;
  padding: 0 20px 0 46px;
  font-size: 15px;
  font-family: var(--font);
  box-sizing: border-box;
}
.kfr-search-wrap input::placeholder {
  color: var(--m4);
}
.kfr-search-wrap input:focus {
  outline: none;
  border-color: var(--or);
}
.kfr-search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 15px;
  pointer-events: none;
}
.kfr-pills {
  display: flex;
  gap: 10px;
  margin-top: 26px;
  flex-wrap: wrap;
  justify-content: center;
}
.kfr-pill {
  padding: 10px 20px;
  border-radius: 999px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  background: transparent;
  color: #fff;
  border: 1.5px solid var(--line);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.kfr-pill:hover {
  background: rgba(255, 255, 255, 0.08);
}
.kfr-pill.active {
  background: var(--or);
  border-color: var(--or);
  color: var(--n900);
}
.kfr-pill span {
  opacity: 0.75;
  margin-left: 4px;
}

.kfr-cat-section {
  max-width: 1200px;
  margin: 56px auto 0;
  padding: 0 24px;
}
.kfr-section-heading {
  font-family: var(--font);
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
  margin: 0 0 24px;
}
.kfr-cat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.kfr-cat-card {
  background: var(--n800);
  border: 1px solid var(--n700);
  border-radius: 22px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  transition: border-color 0.15s, transform 0.15s;
}
.kfr-cat-card:hover {
  border-color: var(--or);
  transform: translateY(-2px);
}
.kfr-cat-card img {
  width: 100%;
  height: 130px;
  object-fit: cover;
  display: block;
}
.kfr-cat-card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.kfr-cat-card-title {
  font-family: var(--font);
  font-size: 16px;
  font-weight: 700;
  color: #fff;
}
.kfr-cat-card-desc {
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.55;
  color: var(--m3);
  flex: 1;
}
.kfr-cat-card-link {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 700;
  color: var(--or);
  margin-top: 4px;
}
@media (max-width: 980px) {
  .kfr-cat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .kfr-cat-grid { grid-template-columns: minmax(0, 1fr); }
}

.kfr-tools-section {
  max-width: 1200px;
  margin: 56px auto 0;
  padding: 0 24px 64px;
}
.kfr-tools-heading h2 {
  font-family: var(--font);
  font-size: 26px;
  font-weight: 800;
  color: #fff;
  margin: 0 0 6px;
}
.kfr-tools-heading p {
  font-family: var(--font);
  font-size: 15px;
  color: var(--m3);
  margin: 0 0 32px;
}
.kfr-tool-category {
  margin: 40px 0 8px;
  padding-top: 24px;
  border-top: 1px solid var(--n700);
}
.kfr-tool-category:first-of-type {
  border-top: 0;
  padding-top: 0;
}
.kfr-tool-category h2 {
  font-family: var(--font);
  font-size: 19px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 18px;
}
.kfr-tool-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.kfr-tool-list li {
  background: var(--n800);
  border: 1px solid var(--n700);
  border-radius: 16px;
  padding: 18px;
  transition: border-color 0.15s, transform 0.15s;
}
.kfr-tool-list li:hover {
  border-color: var(--or);
  transform: translateY(-2px);
}
.kfr-tool-list a {
  font-family: var(--font);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  font-size: 15px;
}
.kfr-tool-list a:hover {
  color: var(--or);
}
.kfr-tool-list p {
  margin: 8px 0 0;
  font-family: var(--font);
  font-size: 13.5px;
  color: var(--m3);
  line-height: 1.5;
}
.kfr-new-badge {
  display: inline-block;
  background: var(--or);
  color: var(--n900);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 20px;
  margin-left: 6px;
  vertical-align: middle;
}

/* ============================================================
   TOOL PAGE — head / panel / fields / help / output / guide
   Reusable pattern for converting each of the 38 tool pages.
   ============================================================ */
.kfr-narrow {
  width: min(1080px, 100% - 32px);
  margin-inline: auto;
}
.kfr-back {
  font-family: var(--font);
  margin: 18px auto 0;
  width: min(1080px, 100% - 32px);
}
.kfr-back a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--m3);
  text-decoration: none;
}
.kfr-back a:hover {
  color: #fff;
}
.kfr-tool-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin: 18px auto 0;
  max-width: 760px;
  padding: 0 16px;
}
.kfr-tool-head h1 {
  margin: 16px 0 0;
  font-family: var(--font);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #fff;
}
.kfr-tool-head h1 .kfr-accent {
  color: var(--or);
}
.kfr-tool-head p.kfr-lead {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--m3);
  max-width: 640px;
}
.kfr-panel {
  background: var(--n800);
  border: 1px solid var(--n700);
  border-radius: 24px;
  padding: 28px;
  margin-bottom: 20px;
}
.kfr-panel h3 {
  font-family: var(--font);
  font-size: 17px;
  font-weight: 800;
  color: #fff;
  margin: 0 0 4px;
}
.kfr-guide-callout {
  background: rgba(247, 147, 30, 0.1);
  border: 1px solid rgba(247, 147, 30, 0.5);
  border-radius: 24px;
  padding: 28px 32px;
  margin: 28px auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.kfr-guide-callout a.kfr-btn-primary {
  font-family: var(--font);
}
.kfr-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 52px;
  padding: 0 28px;
  border-radius: 999px;
  background: var(--or);
  color: var(--n900) !important;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-decoration: none !important;
  border: none;
  cursor: pointer;
  white-space: nowrap;
}
.kfr-btn-primary:hover {
  background: #ffa53d;
}
@media (max-width: 700px) {
  .kfr-cat-grid { grid-template-columns: minmax(0, 1fr); }
}