html {
  font-size: 0.9rem;
}

input {
  width: 80px;
}

#startTime {
  width: 150px;
}

#outputTime {
  text-align: left;
}

.ad-slot {
  display: block;
  overflow: hidden;
  width: 100%;
  min-height: 250px;
  margin: 10px auto 16px 0;
  background: #f8f9fa;
}

.pc-belowfold {
  content-visibility: auto;
  contain-intrinsic-size: 1px 1000px;
}

/* Compact, single-line header */
.site-shell {
  margin: 0 auto;
  max-width: 960px;
  padding: 6px 12px;
}

.site-header {
  align-items: center;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  justify-content: space-between;
}

.site-header .brand {
  color: inherit;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
}

.site-header .primary-nav {
  align-items: center;
  display: flex;
  gap: 10px;
  white-space: nowrap;
}

.nav-link {
  color: inherit;
  padding: 6px 6px;
  text-decoration: none;
}

.nav-link.subtle {
  font-size: .95rem;
  opacity: .9;
}

.menu-toggle {
  align-items: center;
  background: none;
  border: 1px solid transparent;
  border-radius: 999px;
  color: inherit;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  gap: 8px;
  padding: 6px 10px;
  transition: background-color .2s ease, border-color .2s ease;
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  background: rgba(37, 99, 235, 0.08);
  border-color: rgba(37, 99, 235, 0.35);
}

.menu-icon {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
}

.menu-icon span {
  background: currentColor;
  border-radius: 999px;
  display: block;
  height: 2px;
  width: 18px;
}

.menu-text {
  font-size: .95rem;
  font-weight: 500;
}

.menu-overlay {
  align-items: flex-start;
  background: rgba(15, 23, 42, 0.5);
  display: none;
  inset: 0;
  justify-content: flex-end;
  padding: 16px;
  position: fixed;
  z-index: 2000;
}

.menu-overlay.is-open {
  display: flex;
}

.menu-panel {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.22);
  color: #0f172a;
  max-width: 320px;
  padding: 20px 20px 24px;
  width: 100%;
}

.menu-close {
  align-items: center;
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-size: .9rem;
  gap: 6px;
  margin-left: auto;
}

.menu-heading {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 8px 0 12px;
}

.menu-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.menu-list a {
  border-radius: 8px;
  color: inherit;
  display: block;
  padding: 8px 10px;
  text-decoration: none;
}

.menu-list a:focus-visible,
.menu-list a:hover {
  background: rgba(37, 99, 235, 0.12);
}

.menu-overlay .menu-footnote {
  color: #475569;
  font-size: .8rem;
  margin-top: 18px;
}

body.menu-open {
  overflow: hidden;
}

@media (max-width: 640px) {
  .site-shell {
    padding-bottom: 6px;
    padding-top: 6px;
  }

  .menu-text {
    font-size: .9rem;
  }

  .menu-panel {
    border-radius: 12px;
    margin-top: 32px;
  }
}

/* Flat footer links */
.site-footer .footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
}

.site-footer nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: .9rem;
}

.footer-heading {
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.site-footer nav a {
  color: inherit;
  opacity: .92;
  text-decoration: none;
}

.site-footer nav a:hover,
.site-footer nav a:focus-visible {
  text-decoration: underline;
}

.site-footer .copyright {
  display: block;
  font-size: .8rem;
  margin-top: 18px;
}

@media (max-width: 640px) {
  .site-footer nav {
    font-size: .85rem;
  }
}

/* Focus state for accessibility */
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 2px;
}

/* Productivity % field: single-line input + suffix on small screens */
.pct-input {
  align-items: center;
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr auto;
  max-width: 100%;
}

.pct-input input {
  box-sizing: border-box;
  min-width: 0;
  width: 100%;
}

.pct-suffix {
  display: inline-block;
  line-height: 1;
  padding: 6px 8px;
}

/* Number input quirks */
input[type="number"] {
  -moz-appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Ensure form elements don’t overflow on narrow viewports */
form,
.form,
.content {
  box-sizing: border-box;
  max-width: 100%;
}

input,
select,
button {
  box-sizing: border-box;
  max-width: 100%;
}

/* Shared calculator card styling for guides */
.calc-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
  margin: 12px 0 20px;
  padding: 20px;
}

.calc-card form {
  display: grid;
  gap: 12px;
}

.calc-card label {
  color: #0f172a;
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}

.calc-card input,
.calc-card select {
  border: 1px solid #cbd5f5;
  border-radius: 10px;
  font: inherit;
  padding: 10px 12px;
}

.calc-card .calc-result {
  background: #f8fafc;
  border-radius: 10px;
  padding: 14px 16px;
}

.calc-card .calc-result strong {
  color: #1e3a8a;
  display: block;
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.calc-card .calc-result span {
  color: #475569;
  display: block;
  font-size: .9rem;
}

.calc-note {
  color: #475569;
  font-size: .85rem;
  margin-top: 6px;
}

.copy-snippet {
  align-items: center;
  background: #0f172a;
  border-radius: 10px;
  color: #f8fafc;
  display: flex;
  gap: 12px;
  justify-content: space-between;
  margin: 12px 0 20px;
  padding: 14px 16px;
}

.copy-snippet code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

.copy-button {
  background: rgba(248, 250, 252, 0.1);
  border: 1px solid rgba(248, 250, 252, 0.45);
  border-radius: 8px;
  color: inherit;
  cursor: pointer;
  font: inherit;
  padding: 6px 12px;
}

.copy-button:hover,
.copy-button:focus-visible {
  background: rgba(248, 250, 252, 0.22);
}

.copy-status {
  color: #38bdf8;
  font-size: .8rem;
  margin-left: 12px;
}

.home-inline-links {
  color: #475569;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 12px 0 18px;
}

.home-inline-links a {
  color: inherit;
  text-decoration: none;
}

.home-inline-links a:hover,
.home-inline-links a:focus-visible {
  text-decoration: underline;
}

.guides-cta {
  margin: 32px auto 24px;
  text-align: center;
}

.guides-cta button {
  background: none;
  border: none;
  color: #2563eb;
  cursor: pointer;
  font: inherit;
  font-weight: 600;
  text-decoration: underline;
}

.guides-cta button:hover,
.guides-cta button:focus-visible {
  text-decoration: none;
}

.table-scroll {
  overflow-x: auto;
}

.table-scroll table {
  border-collapse: collapse;
  min-width: 320px;
  width: 100%;
}

.table-scroll th,
.table-scroll td {
  border: 1px solid #e2e8f0;
  padding: 8px 10px;
  text-align: left;
}

.faq-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.faq-list li {
  margin-bottom: 14px;
}

.muted-text {
  color: #475569;
}

.mode-toggle {
  display: flex;
  gap: 12px;
}

.mode-toggle label {
  align-items: center;
  display: inline-flex;
  gap: 6px;
  font-weight: 500;
}

@media (max-width: 640px) {
  .calc-card {
    padding: 18px;
  }

  .mode-toggle {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* === Wave-2: AdSense Layout Stability === */
/* Ensure all injected ad containers reserve space to prevent CLS */

.adsbygoogle {
  display: block !important;
  min-height: 250px;          /* typical 300x250 or responsive unit */
  background: #f8f9fa;        /* neutral placeholder background */
  overflow: hidden;
  margin: 1rem auto;          /* optional visual padding */
}

/* Smaller banners on mobile */
@media (max-width: 768px) {
  .adsbygoogle {
    min-height: 100px;
  }
}