/* Pulse Blocks — support & privacy site
   Self-contained: no external fonts, no tracking scripts, no cookies. */

:root {
  --bg-0: #05061a;
  --bg-1: #0b0e2a;
  --bg-2: #11153a;
  --card: rgba(255, 255, 255, 0.045);
  --card-border: rgba(255, 255, 255, 0.09);
  --text-0: #f5f6ff;
  --text-1: #c7cbe8;
  --text-2: #9599c0;
  --neon-purple: #a855f7;
  --neon-blue: #38bdf8;
  --neon-pink: #f472b6;
  --focus: #7dd3fc;
  --radius: 16px;
  --max-w: 880px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  color: var(--text-0);
  background:
    radial-gradient(60vw 40vh at 10% -5%, rgba(168, 85, 247, 0.22), transparent 60%),
    radial-gradient(55vw 40vh at 110% 10%, rgba(56, 189, 248, 0.18), transparent 60%),
    radial-gradient(70vw 50vh at 50% 120%, rgba(244, 114, 182, 0.14), transparent 60%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1) 40%, var(--bg-2));
  background-attachment: fixed;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--neon-blue);
  text-decoration-color: rgba(56, 189, 248, 0.4);
  text-underline-offset: 3px;
}

a:hover,
a:focus-visible {
  color: var(--neon-pink);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 6px;
}

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 28px 20px 64px;
}

header.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-0);
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  box-shadow: 0 0 0 1px var(--card-border), 0 0 24px rgba(168, 85, 247, 0.35);
}

.brand-name {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}

.brand-name span {
  display: block;
  font-weight: 400;
  font-size: 0.75rem;
  color: var(--text-2);
}

/* language toggle */
.lang-toggle {
  display: inline-flex;
  border: 1px solid var(--card-border);
  border-radius: 999px;
  background: var(--card);
  padding: 3px;
  gap: 2px;
}

.lang-toggle button {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--text-1);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 7px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
}

.lang-toggle button[aria-pressed="true"] {
  color: var(--bg-0);
  background: linear-gradient(120deg, var(--neon-blue), var(--neon-purple));
}

/* hero */
.hero {
  text-align: center;
  padding: 12px 0 8px;
}

.hero h1 {
  font-size: clamp(1.9rem, 5vw, 2.75rem);
  margin: 0 0 10px;
  background: linear-gradient(100deg, var(--neon-blue), var(--neon-purple) 55%, var(--neon-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1.15;
}

.hero p {
  color: var(--text-1);
  font-size: 1.05rem;
  max-width: 46ch;
  margin: 0 auto;
}

/* nav cards on homepage */
.nav-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin: 36px 0;
}

@media (max-width: 560px) {
  .nav-cards {
    grid-template-columns: 1fr;
  }
}

.nav-card {
  display: block;
  text-decoration: none;
  color: var(--text-0);
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.nav-card:hover,
.nav-card:focus-visible {
  border-color: rgba(168, 85, 247, 0.55);
  transform: translateY(-2px);
}

.nav-card .icon {
  font-size: 1.6rem;
  margin-bottom: 10px;
  display: block;
}

.nav-card h2 {
  margin: 0 0 6px;
  font-size: 1.2rem;
}

.nav-card p {
  margin: 0;
  color: var(--text-2);
  font-size: 0.92rem;
}

/* content sections */
section.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 22px 22px 6px;
  margin-bottom: 20px;
}

section.card h2 {
  margin-top: 0;
  font-size: 1.2rem;
  color: var(--text-0);
}

section.card h3 {
  font-size: 1rem;
  color: var(--neon-blue);
  margin-bottom: 6px;
}

.page-title {
  font-size: clamp(1.6rem, 4.5vw, 2.1rem);
  margin: 6px 0 6px;
  background: linear-gradient(100deg, var(--neon-blue), var(--neon-purple) 55%, var(--neon-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.meta {
  color: var(--text-2);
  font-size: 0.85rem;
  margin-bottom: 28px;
}

.back-link {
  display: inline-block;
  margin-bottom: 18px;
  font-size: 0.9rem;
  color: var(--text-1);
}

.email-box {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(120deg, rgba(56, 189, 248, 0.14), rgba(244, 114, 182, 0.14));
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 12px 16px;
  margin: 10px 0 18px;
  font-weight: 600;
}

ul,
ol {
  padding-left: 1.3em;
}

li {
  margin-bottom: 6px;
}

footer.site-footer {
  text-align: center;
  color: var(--text-2);
  font-size: 0.82rem;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--card-border);
}

footer.site-footer a {
  color: var(--text-1);
}

/* language visibility */
[data-lang] {
  display: none;
}

[data-lang].lang-active {
  display: block;
}

button[data-lang].lang-active {
  display: inline-flex;
}

.faq-item {
  border-bottom: 1px solid var(--card-border);
  padding: 14px 0;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item h3 {
  margin: 0 0 6px;
}

.faq-item p {
  margin: 0;
  color: var(--text-1);
}

.checklist {
  background: rgba(255, 255, 255, 0.03);
  border: 1px dashed var(--card-border);
  border-radius: 12px;
  padding: 14px 18px;
}

.error-box {
  text-align: center;
  padding: 60px 20px;
}

.error-box .code {
  font-size: 4rem;
  font-weight: 800;
  background: linear-gradient(100deg, var(--neon-blue), var(--neon-purple) 55%, var(--neon-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}