:root {
  color-scheme: light;
  --app-bg: #fff7f2;
  --app-bg-end: #fff2eb;
  --app-bg-glow: rgba(255, 255, 255, 0.72);
  --app-text: #213547;
  --surface: #ffffff;
  --surface-elevated: rgba(255, 255, 255, 0.94);
  --surface-soft: #fff2eb;
  --surface-card-start: rgba(255, 255, 255, 0.88);
  --surface-card-end: rgba(255, 242, 235, 0.96);
  --surface-meta: rgba(255, 255, 255, 0.58);
  --border: #e4d3cd;
  --border-soft: #f0e1db;
  --text-primary: #333333;
  --text-secondary: #5c5552;
  --text-muted: #645d5a;
  --accent-text: #b54d33;
  --accent-text-strong: #ffb39f;
  --accent-glow: rgba(255, 160, 140, 0.28);
  --accent-glow-transparent: rgba(255, 160, 140, 0);
  --accent-soft: rgba(255, 160, 140, 0.18);
  --button-bg: #ffffff;
  --button-bg-strong: #9b3f2b;
  --button-bg-strong-hover: #87331f;
  --button-text: #1a1a1a;
  --button-text-inverse: #ffffff;
  --header-bg: #ffa08c;
  --shadow: rgba(0, 0, 0, 0.12);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --app-bg: #111417;
    --app-bg-end: #171b1f;
    --app-bg-glow: rgba(90, 99, 109, 0.28);
    --app-text: #e7edf4;
    --surface: #1b2025;
    --surface-elevated: rgba(27, 32, 37, 0.94);
    --surface-soft: #242a30;
    --surface-card-start: rgba(27, 32, 37, 0.96);
    --surface-card-end: rgba(36, 42, 48, 0.94);
    --surface-meta: rgba(27, 32, 37, 0.58);
    --border: #3b444d;
    --border-soft: #30363d;
    --text-primary: #edf2f7;
    --text-secondary: #c7d0d9;
    --text-muted: #aeb7c0;
    --button-bg: #232931;
    --button-bg-strong: #a9523f;
    --button-bg-strong-hover: #bd6754;
    --button-text: #edf2f7;
    --button-text-inverse: #edf2f7;
    --header-bg: #4c3a35;
    --shadow: rgba(0, 0, 0, 0.32);
  }
}

/* Base */

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  overflow-x: clip;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  overflow-x: clip;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background:
    radial-gradient(circle at top left, var(--app-bg-glow), transparent 32%),
    linear-gradient(180deg, var(--app-bg) 0%, var(--app-bg-end) 100%);
  color: var(--app-text);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

#app {
  min-height: 100vh;
}

.noscript-fallback {
  width: min(760px, calc(100% - 32px));
  margin: 32px auto;
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface-elevated);
  color: var(--text-primary);
  box-shadow: 0 8px 24px var(--shadow);
}

.noscript-fallback h1 {
  margin: 0 0 12px;
  font-size: 24px;
}

.noscript-fallback p,
.noscript-fallback li {
  color: var(--text-secondary);
  line-height: 1.7;
}

.noscript-fallback a {
  color: var(--accent-text);
  font-weight: 700;
  overflow-wrap: anywhere;
}

/* Header */

.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 10px 16px;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border-soft);
  box-shadow: 0 2px 6px var(--shadow);
}

.app-title {
  margin: 0;
  text-align: center;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}

/* Layout */

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: linear-gradient(145deg, var(--surface-elevated), var(--surface-soft));
  box-shadow: 0 14px 34px var(--shadow);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -40px -48px auto;
  width: 200px;
  height: 200px;
  border-radius: 999px;
  background: radial-gradient(
    circle,
    var(--accent-glow) 0%,
    var(--accent-glow-transparent) 72%
  );
  pointer-events: none;
}

.hero-eyebrow {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent-text);
}

@media (prefers-color-scheme: dark) {
  .hero-eyebrow {
    color: var(--accent-text-strong);
  }
}

.hero-title {
  margin: 0;
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.08;
  color: var(--text-primary);
}

.hero-text {
  max-width: 760px;
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

/* Buttons */

.button-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--button-bg);
  color: var(--button-text);
  font-weight: 700;
  box-shadow: 0 4px 12px var(--shadow);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    border-color 0.18s ease;
}

.button-link--primary {
  background: var(--button-bg-strong);
  color: var(--button-text-inverse);
  border-color: transparent;
}

.button-link:hover,
.button-link:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 10px 18px var(--shadow);
}

.button-link--primary:hover,
.button-link--primary:focus-visible {
  background: var(--button-bg-strong-hover);
}

.button-link:focus-visible,
.copy-link-button:focus-visible,
.tool-summary:focus-visible,
.guide-summary:focus-visible {
  outline: 3px solid rgba(181, 77, 51, 0.32);
  outline-offset: 3px;
}

/* Tool sections */

.sections {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.section-card {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: linear-gradient(145deg, var(--surface-card-start), var(--surface-card-end));
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}

.tool-disclosure {
  overflow: hidden;
}

.tool-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18px;
  align-items: center;
  gap: 12px;
  padding: 18px 22px;
  cursor: pointer;
  list-style: none;
}

.tool-summary::-webkit-details-marker {
  display: none;
}

.tool-summary__text {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: baseline;
  min-width: 0;
}

.tool-summary__label {
  color: var(--accent-text);
  font-size: 15px;
  font-weight: 800;
}

.tool-summary__title {
  color: var(--text-primary);
  font-size: 19px;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 24px;
  padding: 3px 9px;
  border: 1px solid rgba(181, 77, 51, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--accent-text);
  font-size: 12px;
  font-weight: 800;
  line-height: 1.2;
}

.tool-summary__icon {
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  transition: transform 0.18s ease;
}

.tool-disclosure[open] .tool-summary {
  border-bottom: 1px solid var(--border-soft);
}

.tool-disclosure[open] .tool-summary__icon {
  transform: rotate(225deg);
}

.tool-details {
  padding: 22px;
}

.portal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 18px;
  align-items: start;
}

.tool-card {
  display: grid;
  gap: 14px;
  padding: 4px 0;
  align-self: start;
}

.tool-label-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.tool-label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
}

.tool-title {
  margin: 0;
  font-size: 26px;
  color: var(--text-primary);
}

.tool-description,
.guide-list {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.8;
}

.meta-card {
  display: grid;
  gap: 14px;
  align-content: start;
  padding: 4px 0 4px 18px;
  border-left: 1px solid var(--border-soft);
  align-self: start;
}

.meta-label {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.meta-value {
  margin: 4px 0 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-primary);
  overflow-wrap: anywhere;
}

.meta-url a {
  text-decoration: underline;
  text-decoration-color: rgba(181, 77, 51, 0.42);
  text-underline-offset: 3px;
}

.copy-link-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  margin-top: 8px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--button-bg);
  color: var(--button-text);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}

.guide-disclosure {
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  background: var(--surface);
  overflow: hidden;
}

.guide-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18px;
  align-items: center;
  gap: 4px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.guide-summary::-webkit-details-marker {
  display: none;
}

.guide-summary__text {
  display: grid;
  gap: 4px;
}

.guide-summary__icon {
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  transition: transform 0.18s ease;
}

.guide-disclosure[open] .guide-summary__icon {
  transform: rotate(225deg);
}

.guide-summary__eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--accent-text);
}

@media (prefers-color-scheme: dark) {
  .tool-summary__label,
  .guide-summary__eyebrow,
  .status-badge {
    color: var(--accent-text-strong);
  }

  .status-badge {
    background: rgba(27, 32, 37, 0.72);
  }
}

.guide-summary__title {
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
}

.guide-list {
  padding: 0 20px 18px 36px;
}

.guide-list li + li {
  margin-top: 8px;
}

.footer-note {
  margin: 18px 4px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-muted);
}

/* Ads */

.portal-ad-section {
  margin-top: 18px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--surface-elevated);
  box-shadow: 0 8px 24px var(--shadow);
  overflow: hidden;
}

.portal-ad-section__label {
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.portal-ad-section__unit {
  min-height: 120px;
  max-width: 100%;
}

.portal-ad-section--empty {
  display: none;
}

/* Responsive */

@media (max-width: 860px) {
  .page-shell {
    width: min(100% - 24px, 1120px);
    padding-top: 16px;
  }

  .hero {
    padding: 22px 18px;
    border-radius: 20px;
  }

  .portal-grid {
    grid-template-columns: 1fr;
  }

  .meta-card {
    padding: 18px 0 0;
    border-top: 1px solid var(--border-soft);
    border-left: 0;
  }
}

@media (max-width: 560px) {
  .app-header {
    text-align: center;
  }

  .app-title {
    font-size: 17px;
  }

  .hero-title {
    font-size: 30px;
  }

  .button-link {
    width: 100%;
  }

  .tool-summary {
    padding: 16px 18px;
  }

  .tool-summary__text {
    display: grid;
    gap: 4px;
  }

  .tool-details {
    padding: 18px;
  }

  .tool-title {
    font-size: 22px;
  }
}