.sol-daynight-page {
  margin-top: 14px;
  margin-bottom: 24px;
}

.sol-top-ad {
  margin-top: 14px;
  margin-bottom: 14px;
}

.sol-daynight-header {
  margin-top: 6px;
}

.sol-feature-ui {
  border: 1px solid rgba(18, 40, 82, 0.14);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92) 0%, rgba(248, 252, 255, 0.92) 100%);
  box-shadow: 0 12px 28px rgba(14, 30, 59, 0.08);
  padding: 14px;
}

.sol-utc-longline {
  margin: 0 0 10px;
  font-size: 0.95rem;
  color: #1f3556;
  font-weight: 600;
}

.sol-answer-block {
  margin-top: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.sol-answer-row {
  background: var(--bg-card, #fff);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  padding: 10px 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.sol-answer-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.72;
  margin-bottom: 5px;
}

.sol-controls {
  margin-top: 12px;
  background: var(--bg-card, #fff);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  padding: 12px;
}

.sol-controls-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.sol-controls-row:last-child {
  margin-bottom: 0;
}

.sol-controls-row label {
  min-width: 74px;
  font-weight: 700;
  font-size: 13px;
}

.sol-slider-row input[type="range"] {
  flex: 1 1 260px;
  min-width: 180px;
}

.sol-shift-readout {
  min-width: 58px;
  text-align: right;
  font-size: 12px;
  font-weight: 700;
  opacity: 0.85;
}

.sol-controls input[type="date"],
.sol-controls input[type="time"],
.sol-controls select {
  border: 1px solid rgba(0, 0, 0, 0.16);
  border-radius: 8px;
  padding: 7px 10px;
  background: #fff;
  color: #1b2535;
  min-height: 36px;
}

.sol-controls-row-checks {
  padding-top: 4px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.sol-check-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: auto;
  font-weight: 600;
}

.sol-copy-feedback {
  font-size: 12px;
  opacity: 0.75;
}

.sol-horizon-link {
  margin-top: 10px;
}

.sol-horizon-link a {
  font-weight: 700;
  color: #0b4b7f;
  text-decoration: none;
}

.sol-horizon-link a:hover {
  text-decoration: underline;
}

.sol-lookup-form {
  margin-top: 12px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  background: #ffffff;
  padding: 12px;
}

.sol-lookup-form h3 {
  margin: 0 0 10px;
  font-size: 1rem;
  color: #173152;
}

.sol-lookup-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.sol-lookup-grid label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  font-weight: 700;
  color: #2a4060;
}

.sol-lookup-grid input {
  border: 1px solid #c8d6eb;
  border-radius: 8px;
  min-height: 34px;
  padding: 6px 8px;
  background: #fff;
  color: #1b2535;
}

.sol-city-input {
  grid-column: 1 / -1;
}

.sol-map-wrapper {
  margin-top: 12px;
  border: 1px solid rgba(22, 36, 68, 0.32);
  border-radius: 14px;
  overflow: hidden;
  background: #0c1320;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.08),
    0 12px 28px rgba(3, 8, 18, 0.24);
}

#sol-daynight-canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  touch-action: none;
  user-select: none;
}

.sol-map-slider {
  margin-top: 10px;
  background: var(--bg-card, #fff);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sol-map-slider label {
  min-width: 70px;
  font-weight: 700;
  font-size: 13px;
}

.sol-map-slider input[type="range"] {
  flex: 1 1 auto;
  min-width: 200px;
}

.sol-map-zoom {
  margin-top: 8px;
  background: var(--bg-card, #fff);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sol-map-zoom label {
  min-width: 70px;
  font-weight: 700;
  font-size: 13px;
}

.sol-map-zoom input[type="range"] {
  flex: 1 1 auto;
  min-width: 200px;
}

.sol-legend {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.sol-legend .lg {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 6px 11px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  font-size: 12px;
  background: var(--bg-card, #fff);
}

.lg::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.lg-day::before { background: #ffd05b; }
.lg-civil::before { background: #f59d6a; }
.lg-nautical::before { background: #5f7fd4; }
.lg-astronomical::before { background: #355899; }
.lg-night::before { background: #0e1d40; }

.sol-article {
  margin-top: 0;
}

.sol-serp-wrapper,
.sol-article-wrapper,
.sol-howto-wrapper,
.sol-related-wrapper,
.sol-faq-wrapper {
  margin-top: 16px;
}

.sol-serp-wrapper {
  border-radius: 14px;
}

.sol-serp-wrapper h2 {
  margin: 0 0 8px;
  font-size: 1.18rem;
  line-height: 1.35;
}

.sol-serp-wrapper p {
  margin: 8px 0;
  line-height: 1.65;
}

.sol-article-wrapper,
.sol-howto-wrapper,
.sol-faq-wrapper {
  background: linear-gradient(180deg, #ffffff 0%, #f9fbff 100%);
  border: 1px solid #dce4f1;
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 10px 24px rgba(16, 32, 64, 0.06);
}

.sol-article-wrapper .article-content h2,
.sol-howto-wrapper h2,
.sol-faq-wrapper h2,
.sol-related-wrapper h2 {
  margin-top: 0;
  margin-bottom: 10px;
  color: #122a4e;
}

.sol-article-wrapper .article-content p {
  margin: 10px 0;
  line-height: 1.72;
  color: #25374f;
}

.sol-howto-wrapper ol {
  margin: 0;
  padding-left: 20px;
}

.sol-howto-wrapper li {
  margin: 8px 0;
  line-height: 1.6;
  color: #25374f;
}

.sol-faq-wrapper .article-faq {
  display: grid;
  gap: 10px;
}

.sol-faq-wrapper details {
  border: 1px solid #d4deec;
  border-radius: 10px;
  background: #ffffff;
  padding: 10px 12px;
}

.sol-faq-wrapper summary {
  cursor: pointer;
  font-weight: 700;
  color: #152b4c;
}

.sol-faq-wrapper p {
  margin: 8px 0 0;
  line-height: 1.6;
  color: #324860;
}

.sol-related-wrapper {
  background: transparent;
  border: 0;
  padding: 0;
  box-shadow: none;
}

@media (max-width: 900px) {
  .sol-answer-block {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .sol-feature-ui {
    padding: 10px;
  }

  .sol-controls-row label {
    min-width: 100%;
    margin-bottom: 2px;
  }

  .sol-lookup-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sol-article-wrapper,
  .sol-howto-wrapper,
  .sol-faq-wrapper {
    padding: 14px 12px;
  }
}

body.dark-mode .sol-feature-ui {
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.84) 0%, rgba(15, 28, 48, 0.84) 100%);
  border-color: rgba(86, 113, 160, 0.3);
  box-shadow: 0 14px 30px rgba(3, 8, 18, 0.45);
}

body.dark-mode .sol-utc-longline {
  color: #d7e7ff;
}

body.dark-mode .sol-answer-row,
body.dark-mode .sol-controls,
body.dark-mode .sol-lookup-form,
body.dark-mode .sol-map-slider,
body.dark-mode .sol-map-zoom,
body.dark-mode .sol-legend .lg {
  background: rgba(15, 25, 42, 0.9);
  border-color: rgba(148, 163, 184, 0.22);
  color: #e5edf8;
}

body.dark-mode .sol-controls input[type="date"],
body.dark-mode .sol-controls input[type="time"],
body.dark-mode .sol-controls select,
body.dark-mode .sol-lookup-grid input {
  background: rgba(9, 16, 28, 0.95);
  color: #e7eefc;
  border-color: rgba(148, 163, 184, 0.3);
}

body.dark-mode .sol-lookup-grid label,
body.dark-mode .sol-lookup-form h3 {
  color: #d4e3fa;
}

body.dark-mode .sol-controls-row-checks {
  border-top-color: rgba(148, 163, 184, 0.22);
}

body.dark-mode .sol-map-wrapper {
  border-color: rgba(94, 123, 176, 0.42);
  box-shadow:
    inset 0 0 0 1px rgba(155, 183, 233, 0.14),
    0 14px 30px rgba(1, 4, 12, 0.5);
}

body.dark-mode .sol-article-wrapper,
body.dark-mode .sol-howto-wrapper,
body.dark-mode .sol-faq-wrapper {
  background: linear-gradient(180deg, #121c2f 0%, #0f1726 100%);
  border-color: rgba(88, 112, 154, 0.34);
  box-shadow: 0 12px 28px rgba(2, 6, 23, 0.32);
}

body.dark-mode .sol-article-wrapper .article-content h2,
body.dark-mode .sol-howto-wrapper h2,
body.dark-mode .sol-faq-wrapper h2,
body.dark-mode .sol-related-wrapper h2 {
  color: #dbe9ff;
}

body.dark-mode .sol-article-wrapper .article-content p,
body.dark-mode .sol-howto-wrapper li,
body.dark-mode .sol-faq-wrapper p {
  color: #c9d7ee;
}

body.dark-mode .sol-faq-wrapper details {
  background: #0f172a;
  border-color: #334155;
}

body.dark-mode .sol-faq-wrapper summary {
  color: #e2e8f0;
}

@media (prefers-color-scheme: dark) {
  body.dark-mode .sol-feature-ui {
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.84) 0%, rgba(15, 28, 48, 0.84) 100%);
    border-color: rgba(86, 113, 160, 0.3);
    box-shadow: 0 14px 30px rgba(3, 8, 18, 0.45);
  }

  body.dark-mode .sol-article-wrapper,
  body.dark-mode .sol-howto-wrapper,
  body.dark-mode .sol-faq-wrapper {
    background: linear-gradient(180deg, #121c2f 0%, #0f1726 100%);
    border-color: rgba(88, 112, 154, 0.34);
    box-shadow: 0 12px 28px rgba(2, 6, 23, 0.32);
  }

  body.dark-mode .sol-answer-row,
  body.dark-mode .sol-controls,
  body.dark-mode .sol-map-slider,
  body.dark-mode .sol-map-zoom,
  body.dark-mode .sol-legend .lg {
    background: rgba(15, 25, 42, 0.9);
    border-color: rgba(148, 163, 184, 0.22);
    color: #e5edf8;
  }

  body.dark-mode .sol-controls input[type="date"],
  body.dark-mode .sol-controls input[type="time"],
  body.dark-mode .sol-controls select {
    background: rgba(9, 16, 28, 0.95);
    color: #e7eefc;
    border-color: rgba(148, 163, 184, 0.3);
  }

  body.dark-mode .sol-controls-row-checks {
    border-top-color: rgba(148, 163, 184, 0.22);
  }

  body.dark-mode .sol-map-wrapper {
    border-color: rgba(94, 123, 176, 0.42);
    box-shadow:
      inset 0 0 0 1px rgba(155, 183, 233, 0.14),
      0 14px 30px rgba(1, 4, 12, 0.5);
  }
}