/* ===========================================================
   Eclipse Calculator 2 — site styles
   Design tokens live here as CSS variables. Change the palette
   or type once, and it updates every page.
   =========================================================== */

@import url("https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,300;0,9..144,500;0,9..144,600;1,9..144,500&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap");

:root {
  --bg: #05070f;
  --bg-panel: #0c1024;
  --bg-panel-2: #10142c;
  --line: #232a4a;
  --corona: #f5a623;
  --corona-dim: #b5822f;
  --rust: #1e5ea8;
  --rust-bright: #4a90e2;
  --brand-blue: #1465c0;
  --moon: #1c2038;
  --text: #ece9df;
  --text-dim: #97a0c2;
  --text-faint: #5b6389;

  --display: "Fraunces", Georgia, serif;
  --body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;

  --container: 780px;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  /* faint starfield wash, fixed so it doesn't repaint on scroll */
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(1px 1px at 12% 18%, rgba(232,193,112,0.5) 0, transparent 60%),
    radial-gradient(1px 1px at 78% 32%, rgba(236,233,223,0.35) 0, transparent 60%),
    radial-gradient(1.5px 1.5px at 45% 68%, rgba(236,233,223,0.3) 0, transparent 60%),
    radial-gradient(1px 1px at 88% 82%, rgba(232,193,112,0.4) 0, transparent 60%),
    radial-gradient(1px 1px at 25% 85%, rgba(236,233,223,0.25) 0, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

a {
  color: var(--rust-bright);
  text-decoration: none;
}
a:hover,
a:focus-visible {
  text-decoration: underline;
}

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

img,
svg {
  display: block;
  max-width: 100%;
}

/* ---------- layout shell ---------- */

.wrap {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- header / nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(5, 7, 15, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.04em;
  color: var(--text);
  white-space: nowrap;
}

.brand-icon {
  width: 24px;
  height: 24px;
  border-radius: 22%;
  flex: none;
  box-shadow: 0 0 12px 1px rgba(251, 166, 39, 0.35);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  width: 38px;
  height: 38px;
  font-size: 18px;
  cursor: pointer;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.nav-links {
  display: flex;
  gap: 20px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.nav-links a {
  color: var(--text-dim);
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
  text-decoration: none;
}

.nav-links a.is-active {
  color: var(--corona);
  border-bottom-color: var(--corona);
}

.lang-switcher {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.lang-pill {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
}

.lang-pill:hover {
  border-color: var(--corona-dim);
  color: var(--text);
}

.lang-pill.is-active {
  background: var(--corona);
  border-color: var(--corona);
  color: #201404;
  font-weight: 600;
}

/* ---------- eyebrow / headings ---------- */

.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--corona-dim);
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--corona);
  box-shadow: 0 0 8px 1px rgba(232, 193, 112, 0.7);
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 500;
  color: var(--text);
  margin: 0 0 16px;
}

h1 {
  font-size: clamp(2.1rem, 5vw, 3.2rem);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.5rem;
  font-style: italic;
}

h3 {
  font-size: 1.1rem;
  font-weight: 600;
  font-style: normal;
}

p {
  color: var(--text-dim);
  margin: 0 0 16px;
}

/* ---------- hero + eclipse graphic ---------- */

.hero {
  padding: 64px 0 48px;
  display: grid;
  gap: 40px;
}

.hero-copy .subtitle {
  font-size: 1.05rem;
  max-width: 46ch;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.btn {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.03em;
  padding: 12px 20px;
  border-radius: 999px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--rust);
  color: #fff3e8;
}
.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--rust-bright);
  text-decoration: none;
}

.btn-ghost {
  border-color: var(--line);
  color: var(--text);
}
.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--corona-dim);
  text-decoration: none;
}

.store-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--bg-panel);
  color: var(--text);
}

.store-btn:hover,
.store-btn:focus-visible {
  border-color: var(--corona-dim);
  text-decoration: none;
}

.store-btn svg {
  width: 22px;
  height: 22px;
  flex: none;
  color: var(--corona);
}

.store-btn .store-label {
  line-height: 1.2;
}

.store-btn .store-label .line1 {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  text-transform: uppercase;
}

.store-btn .store-label .line2 {
  display: block;
  font-family: var(--body);
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.eclipse-stage {
  position: relative;
  width: 168px;
  height: 168px;
  margin: 8px auto 0;
}

.eclipse-stage .sun {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle at 38% 35%, #ffe9b8, var(--corona) 55%, #c97a1a 100%);
  box-shadow: 0 0 46px 6px rgba(232, 193, 112, 0.35);
}

.eclipse-stage .moon {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--moon);
  transform: translateX(-46%);
  animation: eclipse-pass 9s ease-in-out infinite;
}

@keyframes eclipse-pass {
  0%, 8% { transform: translateX(-46%); }
  45%, 55% { transform: translateX(0%); }
  92%, 100% { transform: translateX(46%); }
}

@media (prefers-reduced-motion: reduce) {
  .eclipse-stage .moon {
    animation: none;
    transform: translateX(-4%);
  }
}

/* ---------- feature cards ---------- */

.section {
  padding: 40px 0;
  border-top: 1px solid var(--line);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.card {
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}

.card .index {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--corona-dim);
  margin-bottom: 10px;
  display: block;
}

.card p {
  margin: 0;
  font-size: 0.94rem;
}

/* ---------- FAQ / manual accordion ---------- */

.faq-list {
  margin-top: 24px;
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
  padding: 4px 0;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 0;
  font-family: var(--display);
  font-size: 1.05rem;
  color: var(--text);
}

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

.faq-item summary::after {
  content: "+";
  font-family: var(--mono);
  font-size: 18px;
  color: var(--corona);
  flex: none;
  transition: transform 0.15s ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item .faq-answer {
  padding: 0 0 18px;
  max-width: 62ch;
}

.faq-item .faq-answer p {
  margin: 0;
}

/* ---------- privacy policy ---------- */

.policy-meta {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-faint);
  margin-bottom: 28px;
}

.policy-section {
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.policy-section h2 {
  font-style: normal;
  font-size: 1.15rem;
  color: var(--corona);
}

.policy-section p {
  max-width: 68ch;
}

.disclaimer {
  margin-top: 32px;
  padding: 16px 18px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text-faint);
  line-height: 1.55;
}

/* ---------- footer ---------- */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 48px;
  margin-top: 24px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: var(--text-faint);
}

.footer-row a {
  color: var(--text-dim);
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- responsive ---------- */

@media (min-width: 720px) {
  .hero {
    grid-template-columns: 1.3fr 0.7fr;
    align-items: center;
  }
  .eclipse-stage {
    margin: 0;
  }
}

@media (max-width: 719px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-toggle {
    display: block;
  }
  .nav-menu {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding-top: 14px;
  }
  .nav-menu.is-open {
    display: flex;
  }
  .nav-links {
    flex-direction: column;
    gap: 12px;
  }
}