:root {
  --bg-top: #f5efe6;
  --bg-bottom: #f4b183;
  --card-bg: rgba(255, 255, 255, 0.86);
  --text-main: #22263a;
  --text-muted: #62687a;
  --button-bg: #234a85;
  --button-hover: #18345d;
  --button-text: #ffffff;
  --ball-start: #ffe082;
  --ball-end: #ffb703;
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.16);
  --toggle-bg: rgba(35, 74, 133, 0.1);
  --toggle-border: rgba(35, 74, 133, 0.2);
  --toggle-text: #18345d;
}

body[data-theme="dark"] {
  --bg-top: #081120;
  --bg-bottom: #1f3b73;
  --card-bg: rgba(11, 19, 36, 0.82);
  --text-main: #f3f5fb;
  --text-muted: #b5bfd6;
  --button-bg: #f4b942;
  --button-hover: #ffd166;
  --button-text: #14213d;
  --ball-start: #ffcf5c;
  --ball-end: #f77f00;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --toggle-bg: rgba(255, 255, 255, 0.08);
  --toggle-border: rgba(255, 255, 255, 0.16);
  --toggle-text: #f3f5fb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--text-main);
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.16), transparent 34%),
    linear-gradient(160deg, var(--bg-top), var(--bg-bottom));
  transition: background 180ms ease, color 180ms ease;
}

body.popup-open {
  overflow: hidden;
}

.popup-backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(9, 14, 26, 0.56);
  backdrop-filter: blur(8px);
}

.popup-backdrop[hidden] {
  display: none;
}

.popup-card {
  width: min(460px, 100%);
  padding: 28px;
  border-radius: 24px;
  background: var(--card-bg);
  color: var(--text-main);
  box-shadow: var(--shadow);
  text-align: left;
}

.popup-card h2 {
  margin: 0;
  font-size: clamp(1.4rem, 4vw, 2rem);
}

.popup-description {
  margin: 14px 0 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.popup-meta {
  margin: 10px 0 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.popup-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  color: var(--text-main);
  font-size: 0.96rem;
  cursor: pointer;
}

.popup-checkbox input {
  width: 18px;
  height: 18px;
  margin: 0;
}

.popup-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 22px;
}

.popup-button {
  border: 0;
  border-radius: 999px;
  padding: 13px 22px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.popup-button-primary {
  color: var(--button-text);
  background: var(--button-bg);
}

.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.top-nav {
  width: min(960px, 100%);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 18px;
}

.top-nav a {
  padding: 10px 14px;
  border: 1px solid var(--toggle-border);
  border-radius: 999px;
  color: var(--text-main);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
}

.card {
  width: min(680px, 100%);
  padding: 32px;
  border-radius: 28px;
  background: var(--card-bg);
  box-shadow: var(--shadow);
  text-align: center;
  backdrop-filter: blur(10px);
  transition: background 180ms ease, box-shadow 180ms ease;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.eyebrow {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--button-bg);
}

.theme-toggle {
  border: 1px solid var(--toggle-border);
  border-radius: 999px;
  padding: 10px 14px;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--toggle-text);
  background: var(--toggle-bg);
  cursor: pointer;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.theme-toggle:hover {
  transform: translateY(-1px);
}

h1 {
  margin: 18px 0 0;
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1;
}

.description {
  margin: 16px auto 0;
  max-width: 42ch;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.intro-grid,
.content-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

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

.info-panel,
.content-card,
.principle-item {
  padding: 20px;
  border: 1px solid var(--toggle-border);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.3);
  text-align: left;
}

body[data-theme="dark"] .info-panel,
body[data-theme="dark"] .content-card,
body[data-theme="dark"] .principle-item,
body[data-theme="dark"] .top-nav a {
  background: rgba(255, 255, 255, 0.04);
}

.info-panel h2,
.content-card h3,
.principle-item h3 {
  margin: 0;
  font-size: 1.08rem;
}

.info-panel p,
.content-card p,
.principle-item p,
.article-block p {
  margin: 12px 0 0;
  line-height: 1.65;
  color: var(--text-muted);
}

.numbers {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin: 34px 0;
}

.ball {
  width: 74px;
  height: 74px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--ball-start), var(--ball-end));
  color: #172038;
  font-size: 1.45rem;
  font-weight: 800;
  box-shadow:
    inset 0 2px 10px rgba(255, 255, 255, 0.65),
    0 12px 22px rgba(191, 106, 0, 0.25);
}

.action-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.generate-button {
  border: 0;
  border-radius: 999px;
  padding: 16px 28px;
  font: inherit;
  font-size: 1rem;
  font-weight: 700;
  color: var(--button-text);
  background: var(--button-bg);
  cursor: pointer;
  transition: transform 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
  box-shadow: 0 12px 24px rgba(17, 40, 76, 0.3);
}

.creator-name {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
}

.contact-section {
  margin-top: 42px;
  padding-top: 30px;
  border-top: 1px solid var(--toggle-border);
  text-align: left;
}

.content-section {
  margin-top: 42px;
  padding-top: 30px;
  border-top: 1px solid var(--toggle-border);
  text-align: left;
}

.section-eyebrow {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--button-bg);
}

.contact-section h2 {
  margin: 12px 0 0;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
}

.content-section h2 {
  margin: 12px 0 0;
  font-size: clamp(1.5rem, 4vw, 2.2rem);
}

.principles-list,
.faq-list,
.article-block {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.faq-item {
  border: 1px solid var(--toggle-border);
  border-radius: 20px;
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.22);
}

body[data-theme="dark"] .faq-item {
  background: rgba(255, 255, 255, 0.04);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
}

.faq-item p {
  margin: 12px 0 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.contact-description {
  margin: 12px 0 0;
  color: var(--text-muted);
  line-height: 1.5;
}

.contact-form {
  display: grid;
  gap: 16px;
  margin-top: 22px;
}

.form-field {
  display: grid;
  gap: 8px;
  font-weight: 700;
  color: var(--text-main);
}

.form-field span {
  font-size: 0.95rem;
}

.form-field input,
.form-field textarea {
  width: 100%;
  border: 1px solid var(--toggle-border);
  border-radius: 16px;
  padding: 14px 16px;
  font: inherit;
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.6);
}

body[data-theme="dark"] .form-field input,
body[data-theme="dark"] .form-field textarea {
  background: rgba(255, 255, 255, 0.05);
}

.form-field textarea {
  resize: vertical;
  min-height: 130px;
}

.submit-button {
  justify-self: start;
  border: 0;
  border-radius: 999px;
  padding: 14px 24px;
  font: inherit;
  font-weight: 700;
  color: var(--button-text);
  background: var(--button-bg);
  cursor: pointer;
  transition: transform 160ms ease, background-color 160ms ease, box-shadow 160ms ease;
  box-shadow: 0 12px 24px rgba(17, 40, 76, 0.18);
}

.submit-button:hover {
  background: var(--button-hover);
  transform: translateY(-1px);
}

.site-footer {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--toggle-border);
  color: var(--text-muted);
  font-size: 0.94rem;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  display: inline-block;
  margin-top: 10px;
  color: var(--button-bg);
  font-weight: 700;
  text-decoration: none;
}

.policy-card {
  text-align: left;
}

.policy-content {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  color: var(--text-main);
  line-height: 1.6;
}

.policy-content p {
  margin: 0;
}

.generate-button:hover {
  background: var(--button-hover);
  transform: translateY(-1px);
}

.generate-button:active {
  transform: translateY(1px);
}

@media (max-width: 540px) {
  .top-nav {
    justify-content: stretch;
  }

  .top-nav a {
    width: 100%;
    text-align: center;
  }

  .popup-card {
    padding: 22px 18px;
  }

  .popup-actions {
    justify-content: stretch;
  }

  .popup-button {
    width: 100%;
  }

  .card {
    padding: 24px 18px;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

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

  .numbers {
    gap: 10px;
  }

  .ball {
    width: 58px;
    height: 58px;
    font-size: 1.2rem;
  }

  .generate-button {
    width: 100%;
  }

  .theme-toggle {
    width: 100%;
  }

  .action-row {
    align-items: stretch;
  }

  .submit-button {
    width: 100%;
    justify-self: stretch;
  }
}