/* Shared styles for iskra.foo's text pages (terms, privacy, support, delete account).
   The look matches index.html (its colours, fonts, nav and footer); index.html keeps its own inline copy. */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0b0b14;
  --surface:   #11111e;
  --surface2:  #16162a;
  --border:    rgba(120,100,255,0.15);
  --accent:    #7c6fff;
  --accent2:   #00cfff;
  --glow:      rgba(124,111,255,0.35);
  --glow2:     rgba(0,207,255,0.25);
  --text:      #e2e2f0;
  --muted:     #7878a0;
  --soft:      #b4b4cc;
  --green:     #4ade80;
  --red:       #f87171;
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 40% at 50% -10%, rgba(124,111,255,0.14), transparent 70%),
    radial-gradient(ellipse 50% 30% at 100% 0%, rgba(0,207,255,0.06), transparent 70%);
  background-repeat: no-repeat;
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Nav (as on the home page) */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 48px;
  background: rgba(11,11,20,0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}
.nav-logo svg { width: 28px; height: 28px; }

.nav-links { display: flex; align-items: center; gap: 12px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 20px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  white-space: nowrap;
}
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn-ghost:hover { color: var(--text); border-color: rgba(124,111,255,0.4); background: rgba(124,111,255,0.07); }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 0 24px var(--glow); }
.btn-primary:hover { background: #9180ff; box-shadow: 0 0 36px var(--glow); transform: translateY(-1px); }

/* Text page */
main.doc {
  flex: 1;
  width: 100%;
  max-width: calc(70ch + 48px);
  margin: 0 auto;
  padding: 64px 24px 96px;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--soft);
}

.doc-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border-radius: 999px;
  border: 1px solid rgba(124,111,255,0.3);
  background: rgba(124,111,255,0.08);
  font-size: 0.78rem;
  font-weight: 500;
  color: #a89fff;
  margin-bottom: 20px;
}

.doc h1 {
  font-size: clamp(2rem, 6vw, 2.8rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 12px;
}
.doc h1 .grad {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.doc .updated { font-size: 0.85rem; color: var(--muted); margin-bottom: 32px; }
.doc .lead { font-size: 1.1rem; color: var(--text); margin-bottom: 24px; }

.doc h2 {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 48px 0 12px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  scroll-margin-top: 90px;
}
.doc h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin: 28px 0 8px;
  scroll-margin-top: 90px;
}

.doc p { margin: 0 0 14px; }
.doc ul, .doc ol { margin: 0 0 16px; padding-left: 1.4em; }
.doc li { margin: 6px 0; }
.doc li::marker { color: var(--accent); }
.doc strong { color: var(--text); font-weight: 600; }
.doc a { color: var(--accent2); text-decoration: underline; text-decoration-color: rgba(0,207,255,0.35); text-underline-offset: 3px; overflow-wrap: anywhere; }
.doc a:hover { text-decoration-color: var(--accent2); }
.doc code, .doc kbd {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.88em;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1px 6px;
  overflow-wrap: anywhere;
  color: var(--text);
}
.doc .path { color: var(--text); font-weight: 600; }

/* Summary / note boxes */
.box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 22px;
  margin: 0 0 20px;
}
.box > :last-child { margin-bottom: 0; }
.box-title { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: #a89fff; margin-bottom: 10px; }
.box.warn { border-color: rgba(248,113,113,0.35); background: rgba(248,113,113,0.06); }
.box.warn .box-title { color: var(--red); }
.box.ok { border-color: rgba(74,222,128,0.3); background: rgba(74,222,128,0.05); }
.box.ok .box-title { color: var(--green); }

/* Contents */
.toc { list-style: none; padding: 0 !important; columns: 2; column-gap: 24px; font-size: 0.92rem; }
.toc li { margin: 4px 0; break-inside: avoid; }
.toc a { color: var(--soft); text-decoration: none; }
.toc a:hover { color: var(--accent2); }

/* Numbered steps */
ol.steps { list-style: none; padding: 0; counter-reset: step; }
ol.steps > li {
  counter-increment: step;
  position: relative;
  padding: 14px 16px 14px 56px;
  margin: 0 0 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
}
ol.steps > li::before {
  content: counter(step);
  position: absolute;
  left: 16px;
  top: 14px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
}

/* Tables scroll inside their box on narrow screens, never the page */
.table-wrap { overflow-x: auto; margin: 0 0 20px; border: 1px solid var(--border); border-radius: 12px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 0.9rem; line-height: 1.55; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 10px 14px; border-bottom: 1px solid var(--border); }
.doc th { color: var(--text); font-weight: 600; background: var(--surface2); }
.doc tr:last-child td { border-bottom: none; }

/* FAQ */
.doc details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin: 0 0 10px;
  padding: 0 18px;
}
.doc details[open] { padding-bottom: 6px; }
.doc summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 0;
  font-weight: 600;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.doc summary::-webkit-details-marker { display: none; }
.doc summary::after { content: '+'; color: var(--accent); font-weight: 700; flex-shrink: 0; }
.doc details[open] summary::after { content: '\2212'; }
.doc summary:focus-visible, .doc a:focus-visible, .btn:focus-visible { outline: 2px solid var(--accent2); outline-offset: 3px; border-radius: 6px; }

/* Footer (as on the home page) */
footer {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 28px 48px;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--muted);
}
footer a { color: var(--muted); text-decoration: none; transition: color 0.2s; }
footer a:hover { color: var(--text); }
footer a[aria-current="page"] { color: var(--text); }
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 20px; }

@media (max-width: 768px) {
  nav { padding: 16px 20px; }
  footer { padding: 24px 20px; flex-direction: column; align-items: flex-start; }
  main.doc { padding: 40px 16px 72px; }
  .toc { columns: 1; }
}

@media (max-width: 600px) {
  nav { padding: 14px 16px; }
  .nav-hide-sm { display: none !important; }
  ol.steps > li { padding-left: 50px; }
  ol.steps > li::before { left: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}