/* styles.css — guide site. No frameworks, no build. Logical properties so RTL
   (Urdu) mirrors for free. Works down to 320px. 48px touch targets. */

:root {
  --accent: #4f7cff;
  --accent-2: #7c4dff;
  --accent-ink: #ffffff;

  --page: #f4f6fb;
  --surface: #ffffff;
  --surface-2: #eef2f8;
  --text: #121722;
  --muted: #5b6676;
  --line: #e4e9f1;

  --ok: #17a15b;
  --ok-bg: #e4f6ec;
  --missing: #e5484d;
  --missing-bg: #fdeaea;
  --warn: #c67c08;
  --warn-bg: #fdf1dc;
  --unknown: #8a97a4;

  --radius: 16px;
  --radius-sm: 10px;
  --gap: 16px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 10px 28px rgba(16, 24, 40, .07);
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, .06);

  --font: 'Noto Sans', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

html[lang='hi'] { --font: 'Noto Sans Devanagari', system-ui, sans-serif; }
html[lang='bn'] { --font: 'Noto Sans Bengali', system-ui, sans-serif; }
html[lang='ur'] { --font: 'Noto Nastaliq Urdu', 'Noto Naskh Arabic', system-ui, serif; }

@media (prefers-color-scheme: dark) {
  :root {
    --page: #0d1014;
    --surface: #161b22;
    --surface-2: #1d242e;
    --text: #eef2f6;
    --muted: #96a2b0;
    --line: #28313c;

    --ok: #3ad17e;
    --ok-bg: #122a1d;
    --missing: #ff6b6f;
    --missing-bg: #2c1618;
    --warn: #f3b03f;
    --warn-bg: #2b2111;
    --unknown: #8a97a4;

    --shadow: 0 1px 2px rgba(0, 0, 0, .4), 0 12px 30px rgba(0, 0, 0, .4);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: var(--font);
  background: var(--page);
  color: var(--text);
  line-height: 1.55;
  letter-spacing: .1px;
}

.wrap {
  inline-size: 100%;
  max-inline-size: 680px;
  margin-inline: auto;
  padding-inline: 16px;
}

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(124, 77, 240, .55), transparent 55%),
    linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  padding-block: 20px 56px;
  border-end-start-radius: 28px;
  border-end-end-radius: 28px;
  box-shadow: var(--shadow);
}
.hero-inner { position: relative; }
.hero-eyebrow {
  margin: 8px 0 2px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  opacity: .82;
}
.hero h1 {
  margin: 0;
  font-size: clamp(1.5rem, 5.5vw, 2.1rem);
  font-weight: 800;
  line-height: 1.15;
}
.hero .intro {
  margin: 10px 0 0;
  max-inline-size: 52ch;
  color: rgba(255, 255, 255, .9);
  font-size: 1rem;
}

/* Pull the content card up over the hero's rounded base. */
main#app {
  margin-block-start: -28px;
  position: relative;
  display: block;
}

/* ---------- Language switch ---------- */
.lang-switch {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
  flex-wrap: wrap;
}
.lang {
  min-inline-size: 42px;
  min-block-size: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-inline: 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .35);
  color: #fff;
  text-decoration: none;
  font-size: .82rem;
  font-weight: 600;
  backdrop-filter: blur(2px);
  transition: background .15s, border-color .15s;
}
.lang:hover { background: rgba(255, 255, 255, .14); }
.lang.active { background: #fff; color: var(--accent); border-color: #fff; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-block-size: 48px;
  padding-inline: 20px;
  padding-block: 11px;
  border-radius: 12px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  transition: transform .08s ease, box-shadow .15s, background .15s, border-color .15s;
}
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 6px 16px color-mix(in srgb, var(--accent) 35%, transparent);
}
.btn-primary:hover { box-shadow: 0 10px 22px color-mix(in srgb, var(--accent) 42%, transparent); }
.btn-primary::after { content: '→'; font-weight: 700; }
html[dir='rtl'] .btn-primary::after { content: '←'; }

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border-color: var(--line);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}
.btn-ghost.is-done {
  border-color: var(--ok);
  color: var(--ok);
  background: var(--ok-bg);
}
.btn-ghost.is-done::before { content: '✓'; font-weight: 800; }

.btn-lg { min-block-size: 54px; font-size: 1.05rem; inline-size: 100%; }

/* ---------- Progress ---------- */
.progress {
  position: sticky;
  inset-block-start: 8px;
  z-index: 5;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px 16px;
  margin-block-end: var(--gap);
}
.progress-text {
  margin: 0 0 8px;
  font-size: .92rem;
  font-weight: 700;
  color: var(--text);
}
.progress-text span { color: var(--muted); font-weight: 600; }
.progress-bar {
  block-size: 10px;
  background: var(--surface-2);
  border-radius: 999px;
  overflow: hidden;
}
.progress-fill {
  display: block;
  block-size: 100%;
  inline-size: 0;
  background: linear-gradient(90deg, var(--ok), #3ad17e);
  border-radius: 999px;
  transition: inline-size .35s ease;
}

/* ---------- Auto-setup block ---------- */
.auto-setup {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(120% 140% at 0% 0%, color-mix(in srgb, var(--accent) 14%, var(--surface)), var(--surface));
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--line));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-block-end: var(--gap);
}
.auto-setup h2 { margin: 0 0 4px; font-size: 1.2rem; }
.auto-setup p { margin: 0 0 14px; color: var(--muted); }
.auto-note {
  margin-block-start: 12px !important;
  padding: 10px 12px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  font-size: .9rem;
  color: var(--text) !important;
}

/* ---------- Step cards ---------- */
.steps {
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}
.steps .card { counter-increment: step; }

.card-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: start;
  gap: 10px 12px;
}
/* numbered circle — fixed size, aligned to the title's first line */
.steps .card .card-head::before {
  content: counter(step);
  grid-column: 1;
  grid-row: 1;
  inline-size: 30px;
  block-size: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  font-weight: 800;
  font-size: .92rem;
}
.card-title { grid-column: 2; grid-row: 1; min-inline-size: 0; align-self: start; }
.card-head .badge { grid-column: 3; grid-row: 1; align-self: start; }
.steps .card.card-done .card-head::before {
  content: '✓';
  background: var(--ok);
  color: #fff;
}
.card-title { margin: 0; font-size: 1.08rem; font-weight: 700; line-height: 1.3; }
.card-why { margin: 10px 0 0; color: var(--muted); }

.card-critical { border-inline-start: 4px solid var(--warn); }
.card-done { opacity: .82; }

.tag-critical {
  grid-column: 1 / -1;
  grid-row: 2;
  justify-self: start;
  margin-block-start: 2px;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--warn);
  background: var(--warn-bg);
  padding: 3px 9px;
  border-radius: 999px;
}

/* Status badge with a colored dot */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: .78rem;
  font-weight: 700;
  padding: 5px 11px;
  border-radius: 999px;
  white-space: nowrap;
}
.badge::before {
  content: '';
  inline-size: 8px;
  block-size: 8px;
  border-radius: 50%;
  background: currentColor;
}
.badge-ok { background: var(--ok-bg); color: var(--ok); }
.badge-missing { background: var(--missing-bg); color: var(--missing); }
.badge-unknown { background: var(--surface-2); color: var(--unknown); }

.card .btn { margin-block-start: 16px; }
.card-done .btn-primary { display: none; } /* once done, hide the open-settings CTA */

/* Manual path */
.manual-path { margin-block-start: 12px; }
.manual-path summary {
  cursor: pointer;
  color: var(--accent);
  font-weight: 600;
  font-size: .92rem;
  min-block-size: 40px;
  display: flex;
  align-items: center;
  list-style: none;
}
.manual-path summary::-webkit-details-marker { display: none; }
.manual-path summary::before {
  content: '▸';
  margin-inline-end: 8px;
  transition: transform .15s;
}
.manual-path[open] summary::before { transform: rotate(90deg); }
html[dir='rtl'] .manual-path[open] summary::before { transform: rotate(-90deg); }
.path {
  margin-block-start: 8px;
  background: var(--surface-2);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: .92rem;
  line-height: 1.6;
}
html[dir='rtl'] .path { direction: rtl; }

.check-all { margin-block: 26px 10px; text-align: center; }
.check-all .btn { inline-size: 100%; }

/* ---------- Manual picker ---------- */
.picker-title { margin: 6px 0 14px; font-size: 1.15rem; }
.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}
.brand-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  min-block-size: 60px;
  padding: 12px 14px;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  font: inherit;
  font-weight: 700;
  text-align: start;
  cursor: pointer;
  transition: transform .08s, border-color .15s, box-shadow .15s;
}
.brand-btn:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); box-shadow: var(--shadow); }
.brand-btn:active { transform: translateY(1px); }
.brand-btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.mono {
  flex: 0 0 auto;
  inline-size: 34px;
  block-size: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
}

/* ---------- Confirm detected ---------- */
.detected {
  font-size: 1.05rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-block-end: var(--gap);
}
.detected strong { font-weight: 800; }
.confirm-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.confirm-actions .btn { flex: 1 1 auto; }

.notice, .error {
  padding: 16px;
  border-radius: var(--radius);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}
.error { border-color: var(--missing); color: var(--missing); }

/* ---------- Install page ---------- */
.install-card { padding: 22px; }
.install-steps {
  margin: 20px 0 0;
  padding-inline-start: 0;
  list-style: none;
  counter-reset: inst;
}
.install-steps li {
  counter-increment: inst;
  position: relative;
  padding-inline-start: 40px;
  margin-block: 14px;
}
.install-steps li::before {
  content: counter(inst);
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: -2px;
  inline-size: 28px;
  block-size: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
  font-weight: 800;
  font-size: .85rem;
}
#back-btn { margin-block-start: 18px; display: inline-flex; }

/* ---------- Footer ---------- */
.site-foot {
  margin-block: 40px 28px;
  color: var(--muted);
  font-size: .85rem;
  text-align: center;
}
.site-foot p { margin: 0; }

/* ---------- Manual path block (always visible) ---------- */
.path-block {
  margin-block-start: 12px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.path-label {
  display: block;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-block-end: 4px;
}
.path-block .path {
  margin: 0;
  background: none;
  padding: 0;
  font-size: .95rem;
  line-height: 1.55;
}
html[dir='rtl'] .path-block .path { direction: rtl; }

/* ---------- Card actions row ---------- */
.card-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-block-start: 14px;
}
.btn-sm { min-block-size: 42px; padding-inline: 16px; padding-block: 9px; font-size: .95rem; }
.card-actions .btn { margin-block-start: 0; flex: 0 1 auto; }

/* ---------- Helper (companion) block ---------- */
.helper-block {
  margin-block-start: 28px;
  background: radial-gradient(130% 140% at 0% 0%, color-mix(in srgb, var(--accent) 12%, var(--surface)), var(--surface));
  border: 1px solid color-mix(in srgb, var(--accent) 30%, var(--line));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
}
.helper-block h2 { margin: 0 0 6px; font-size: 1.2rem; }
.helper-desc { margin: 0 0 16px; color: var(--muted); }
.helper-installed { margin: 0 0 12px; color: var(--ok); font-weight: 700; font-size: .92rem; }
.helper-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.helper-actions .btn { margin-block-start: 0; }

/* ---------- Detected-phone note above the manual picker ---------- */
.detected-note {
  margin: 0 0 14px;
  padding: 12px 14px;
  background: var(--surface-2);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: .95rem;
}

/* ---------- Device bar (detected/chosen phone + Change) ---------- */
.device-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 10px 16px;
  margin-block-end: var(--gap);
}
.device-line { font-weight: 700; font-size: .95rem; min-inline-size: 0; overflow-wrap: anywhere; }
.btn-link {
  background: none;
  border: none;
  color: var(--accent);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  min-block-size: 44px;
  padding-inline: 8px;
  flex: 0 0 auto;
}
.btn-link:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 8px; }