@import url("design-tokens.css");

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg-base);
  color: var(--color-text-secondary);
  line-height: 1.6;
  padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 10001;
  padding: 10px 16px;
  background: var(--color-accent-primary);
  color: var(--color-btn-primary-text);
  font-weight: 600;
  border-radius: 6px;
  text-decoration: none;
}

.skip-link:focus {
  top: 16px;
}

.si {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}

/* Nav — shared with home */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-nav-bg);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background 0.25s;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  height: var(--nav-height);
}

.nav-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  gap: 2px;
}

.nav-logo-wordmark {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.35rem;
  color: var(--color-text-primary);
  line-height: 1;
}

.nav-logo-wordmark .dot-pub {
  font-family: var(--font-body);
  font-style: normal;
  font-weight: 500;
  font-size: 0.72em;
  color: var(--color-accent-primary);
}

.nav-links {
  display: flex;
  gap: 2px;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: 7px 14px;
  border-radius: 6px;
}

.nav-links a:hover {
  color: var(--color-text-primary);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-btn-ghost {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  padding: 8px 16px;
  text-decoration: none;
}

.nav-btn-primary {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-btn-primary-text);
  padding: 9px 20px;
  border-radius: 6px;
  background: var(--color-accent-primary);
  text-decoration: none;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: transparent;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.theme-toggle:hover {
  color: var(--color-text-primary);
  border-color: var(--color-border-accent);
  background: var(--color-accent-glow);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.theme-toggle .icon-sun {
  display: none;
}

[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

.page-hero {
  padding: 80px 32px 64px;
  background-image: var(--gradient-hero);
  text-align: center;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  color: var(--color-text-primary);
  margin-bottom: 20px;
  font-weight: 400;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.page-hero p {
  font-size: var(--text-lg);
  max-width: 640px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

.page-cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  padding: 14px 28px;
  border-radius: 6px;
  font-weight: 600;
  background: var(--color-accent-primary);
  color: var(--color-btn-primary-text);
  text-decoration: none;
}

.btn-secondary {
  display: inline-flex;
  padding: 14px 28px;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  text-decoration: none;
}

.page-content {
  padding: 80px 32px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.card {
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 32px;
}

.card h2,
.card h3 {
  color: var(--color-text-primary);
  margin-bottom: 12px;
}

.card h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
}

.card h3 {
  font-size: var(--text-xl);
  font-weight: 600;
}

.card p {
  font-size: var(--text-sm);
  margin-bottom: 12px;
}

.card ul {
  list-style: none;
  font-size: var(--text-sm);
}

.card ul li {
  padding: 8px 0;
  padding-left: 20px;
  position: relative;
}

.card ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent-primary);
}

.credibility-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.cred-badge {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 8px 14px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  color: var(--color-text-muted);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 24px 0;
}

.faq-item h3 {
  color: var(--color-text-primary);
  font-size: var(--text-lg);
  margin-bottom: 8px;
}

.faq-item p {
  font-size: var(--text-sm);
}

footer {
  padding: 48px 32px;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-surface);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

footer a {
  color: var(--color-accent-primary);
  text-decoration: none;
}

@media (max-width: 768px) {
  .nav-links,
  .nav-right .nav-btn-ghost {
    display: none;
  }
  .grid-2 {
    grid-template-columns: 1fr;
  }
}