/* Bible Study — styles. Tokens follow design/SCSS_DESIGN_SYSTEM.md. */
:root {
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Iowan Old Style", "Palatino Linotype", Georgia, "Times New Roman", serif;
  --color-bg: #f5f5f7;
  --color-surface: #ffffff;
  --color-text: #1d1d1f;
  --color-muted: #6e6e73;
  --color-accent: #5b5ce2;
  --color-accent-ink: #ffffff;
  --color-success: #248a5a;
  --color-warning: #a96800;
  --color-danger: #c9344f;
  --color-focus: #246bfd;
  --color-border: #e2e2e7;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --shadow-card: 0 16px 40px rgba(29, 29, 31, 0.08);
  --hl-yellow: #fff3b0; --hl-green: #c7f0d2; --hl-blue: #cfe4ff; --hl-pink: #ffd6e7; --hl-purple: #e6d8ff;
}

/* Kid mode: warmer, rounder, larger. */
body[data-audience="kid"] {
  --color-bg: #fff8ef;
  --color-accent: #f0803c;
  --color-surface: #ffffff;
  --radius-md: 22px;
  --radius-lg: 28px;
  font-size: 1.08rem;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.55;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--color-accent); color: var(--color-accent-ink);
  padding: var(--space-2) var(--space-4); border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 2px; border-radius: 4px; }

/* ---------- Header / nav ---------- */
.app-header {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--color-surface) 92%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.app-header__inner {
  max-width: 1080px; margin: 0 auto; padding: var(--space-3) var(--space-4);
  display: flex; align-items: center; gap: var(--space-3); flex-wrap: wrap;
}
.brand { display: inline-flex; align-items: center; gap: var(--space-2); text-decoration: none; color: var(--color-text); font-weight: 700; }
.brand__mark { color: var(--color-accent); font-size: 1.4rem; }
.brand__name { font-size: 1.1rem; }

.nav-toggle { margin-left: auto; display: inline-flex; background: none; border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-2) var(--space-3); cursor: pointer; }
.nav-toggle__bars, .nav-toggle__bars::before, .nav-toggle__bars::after { display: block; width: 20px; height: 2px; background: var(--color-text); position: relative; }
.nav-toggle__bars::before, .nav-toggle__bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle__bars::before { top: -6px; } .nav-toggle__bars::after { top: 6px; }

.primary-nav { display: none; width: 100%; flex-direction: column; gap: var(--space-1); padding-top: var(--space-3); }
.primary-nav.open { display: flex; }
.primary-nav a { text-decoration: none; color: var(--color-text); padding: var(--space-3); border-radius: var(--radius-sm); font-weight: 500; }
.primary-nav a[aria-current="page"] { background: var(--color-accent); color: var(--color-accent-ink); }

.header-actions { display: flex; align-items: center; gap: var(--space-2); width: 100%; justify-content: space-between; }
.mode-toggle { display: inline-flex; align-items: center; gap: var(--space-2); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 999px; padding: var(--space-1) var(--space-3); cursor: pointer; font: inherit; }
.auth-area { display: flex; align-items: center; gap: var(--space-2); }

@media (min-width: 720px) {
  .nav-toggle { display: none; }
  .primary-nav { display: flex; flex-direction: row; width: auto; padding-top: 0; margin-left: auto; }
  .header-actions { width: auto; }
}

/* ---------- Layout ---------- */
.app-main { flex: 1; width: 100%; }
.view { max-width: 1080px; margin: 0 auto; padding: var(--space-6) var(--space-4) var(--space-8); }
.app-footer { border-top: 1px solid var(--color-border); color: var(--color-muted); font-size: 0.85rem; }
.app-footer p { max-width: 1080px; margin: 0 auto; padding: var(--space-4); }

/* ---------- Buttons / controls ---------- */
.btn { font: inherit; cursor: pointer; border-radius: var(--radius-sm); padding: var(--space-3) var(--space-4); border: 1px solid var(--color-border); background: var(--color-surface); color: var(--color-text); }
.btn--primary { background: var(--color-accent); color: var(--color-accent-ink); border-color: transparent; }
.btn--ghost { background: transparent; }
.btn--danger { color: var(--color-danger); border-color: color-mix(in srgb, var(--color-danger) 40%, var(--color-border)); }
.btn:disabled { opacity: 0.55; cursor: default; }
.btn--sm { padding: var(--space-1) var(--space-3); font-size: 0.9rem; }
.linklike { background: none; border: none; color: var(--color-accent); cursor: pointer; font: inherit; padding: 0; text-decoration: underline; }

input, select, textarea { font: inherit; width: 100%; padding: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface); color: var(--color-text); }
.field { display: flex; flex-direction: column; gap: var(--space-1); margin-bottom: var(--space-3); }
label { font-weight: 600; font-size: 0.92rem; }

.card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-6); box-shadow: var(--shadow-card); }
.grid { display: grid; gap: var(--space-4); }
@media (min-width: 640px) { .grid--2 { grid-template-columns: repeat(2, 1fr); } .grid--3 { grid-template-columns: repeat(3, 1fr); } }

.page-title { font-size: 1.6rem; margin: 0 0 var(--space-4); }
.muted { color: var(--color-muted); }
.stack > * + * { margin-top: var(--space-4); }

/* ---------- States ---------- */
.state { text-align: center; padding: var(--space-8) var(--space-4); color: var(--color-muted); }
.state__icon { font-size: 2rem; }
.spinner { width: 28px; height: 28px; border: 3px solid var(--color-border); border-top-color: var(--color-accent); border-radius: 50%; animation: spin 0.8s linear infinite; margin: var(--space-4) auto; }
.error-banner { background: color-mix(in srgb, var(--color-danger) 10%, var(--color-surface)); border: 1px solid color-mix(in srgb, var(--color-danger) 40%, var(--color-border)); color: var(--color-danger); border-radius: var(--radius-sm); padding: var(--space-3) var(--space-4); }
@keyframes spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation: none; } * { scroll-behavior: auto !important; } }

/* ---------- Reader ---------- */
/* The book/chapter/translation selects stay visible while the chapter scrolls,
   parked directly beneath the sticky header. --header-h is measured in app.js
   because the header grows when the mobile menu opens. The negative margins
   pull the bar out to the edges of .view so its backdrop covers the full
   content column instead of leaving verse text visible in the side padding. */
.reader-bar {
  position: sticky; top: var(--header-h, 64px); z-index: 30;
  display: flex; flex-wrap: wrap; gap: var(--space-2); align-items: center;
  margin: calc(var(--space-6) * -1) calc(var(--space-4) * -1) var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.reader-bar select { width: auto; min-width: 8rem; }
@supports not (backdrop-filter: blur(1px)) {
  .reader-bar { background: var(--color-bg); }
}
.reader { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-6); box-shadow: var(--shadow-card); }
.reader h2 { font-family: var(--font-serif); }
.verses { font-family: var(--font-serif); font-size: 1.12rem; line-height: 1.9; }
body[data-audience="kid"] .verses { font-size: 1.3rem; line-height: 2; }
.verse { cursor: pointer; padding: 2px 4px; border-radius: 6px; }
.verse:hover { background: color-mix(in srgb, var(--color-accent) 8%, transparent); }
.verse.selected { background: color-mix(in srgb, var(--color-accent) 16%, transparent); }
.verse__num { font-size: 0.72em; color: var(--color-accent); font-family: var(--font-sans); font-weight: 700; vertical-align: super; margin-right: 3px; }
.verse[data-hl="yellow"] { background: var(--hl-yellow); } .verse[data-hl="green"] { background: var(--hl-green); }
.verse[data-hl="blue"] { background: var(--hl-blue); } .verse[data-hl="pink"] { background: var(--hl-pink); } .verse[data-hl="purple"] { background: var(--hl-purple); }
.verse__note-flag { font-size: 0.7em; margin-left: 3px; }

/* Words of Jesus. Deliberately a dark red rather than a bright one: #a4161a
   clears 7:1 against the surface, where a vivid red sits near 4.5:1 and fails
   for a lot of readers over a whole chapter of body text. Colour is never the
   only signal -- the text reads identically with it off. */
body[data-redletter="on"] .wj { color: var(--color-wj, #a4161a); }
@media (prefers-contrast: more) {
  body[data-redletter="on"] .wj { color: #8a0f12; font-weight: 600; }
}
.redletter { display: inline-flex; align-items: center; gap: var(--space-2); font-size: 0.9rem; white-space: nowrap; }
.redletter input { width: auto; margin: 0; }
.chapter-nav { display: flex; justify-content: space-between; margin-top: var(--space-6); gap: var(--space-2); }

/* verse action popover */
.verse-actions { position: fixed; bottom: 0; left: 0; right: 0; background: var(--color-surface); border-top: 1px solid var(--color-border); box-shadow: 0 -8px 30px rgba(0,0,0,0.12); padding: var(--space-4); z-index: 60; }
.verse-actions__ref { font-weight: 700; margin-bottom: var(--space-2); }
.swatches { display: flex; gap: var(--space-2); margin: var(--space-2) 0; }
.swatch { width: 34px; height: 34px; border-radius: 50%; border: 2px solid var(--color-border); cursor: pointer; }
@media (min-width: 720px) { .verse-actions { max-width: 520px; left: 50%; transform: translateX(-50%); bottom: var(--space-6); border: 1px solid var(--color-border); border-radius: var(--radius-md); } }

/* ---------- Search ---------- */
.search-form { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-4); }
.search-form input[type="search"] { flex: 1 1 12rem; }
.result { border-bottom: 1px solid var(--color-border); padding: var(--space-3) 0; }
.result a { text-decoration: none; color: var(--color-accent); font-weight: 700; }
.result mark { background: var(--hl-yellow); padding: 0 2px; }
.pager { display: flex; gap: var(--space-2); justify-content: center; margin-top: var(--space-4); align-items: center; }

/* ---------- Kids ---------- */
.kid-card { text-align: center; }
.kid-card__emoji { font-size: 2.4rem; }
.memory { background: color-mix(in srgb, var(--color-accent) 10%, var(--color-surface)); border-radius: var(--radius-md); padding: var(--space-4); font-family: var(--font-serif); }
.quiz-choice { display: block; width: 100%; text-align: left; margin-top: var(--space-2); }
.quiz-choice.correct { background: var(--hl-green); border-color: var(--color-success); }
.quiz-choice.wrong { background: color-mix(in srgb, var(--color-danger) 12%, var(--color-surface)); border-color: var(--color-danger); }

/* ---------- Forums ---------- */
.cat { display: block; text-decoration: none; color: inherit; }
.cat h3 { margin: 0 0 var(--space-1); color: var(--color-accent); }
.thread-row { display: flex; justify-content: space-between; gap: var(--space-3); padding: var(--space-3) 0; border-bottom: 1px solid var(--color-border); }
.thread-row a { text-decoration: none; color: var(--color-text); font-weight: 600; }
.badge { font-size: 0.72rem; background: var(--color-accent); color: var(--color-accent-ink); border-radius: 999px; padding: 1px 8px; margin-left: var(--space-1); }
.post { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-4); }
.post__meta { font-size: 0.85rem; color: var(--color-muted); margin-bottom: var(--space-2); display: flex; gap: var(--space-2); align-items: center; flex-wrap: wrap; }
.post__body { white-space: pre-wrap; word-break: break-word; }
.role-tag { font-size: 0.7rem; border: 1px solid var(--color-border); border-radius: 999px; padding: 0 6px; }

/* ---------- Reading plan ---------- */
.plan-day { display: flex; align-items: center; gap: var(--space-3); padding: var(--space-2) 0; border-bottom: 1px solid var(--color-border); }
.plan-day input { width: auto; }
.plan-day.done label { text-decoration: line-through; color: var(--color-muted); }

/* ---------- Dialog ---------- */
.dialog { border: none; border-radius: var(--radius-lg); padding: 0; max-width: 420px; width: calc(100% - 2rem); box-shadow: var(--shadow-card); }
.dialog::backdrop { background: rgba(0,0,0,0.4); }
.dialog__form { padding: var(--space-6); }
.dialog__actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-4); }
.dialog__error { color: var(--color-danger); }
.showpw { display: inline-flex; align-items: center; gap: var(--space-2); font-size: 0.9rem; margin-bottom: var(--space-3); cursor: pointer; }
.showpw input { width: auto; margin: 0; }
.dialog__switch { margin-top: var(--space-4); font-size: 0.9rem; }
.dialog__note { font-size: 0.85rem; color: var(--color-muted); margin: 0 0 var(--space-3); }
[data-only] { display: none; }
.dialog[data-mode="login"] [data-only="login"], .dialog[data-mode="register"] [data-only="register"] { display: block; }

/* ---------- Account / admin ---------- */
.card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-6); box-shadow: var(--shadow-card); }
.card--center { text-align: center; }
.rule { border: 0; border-top: 1px solid var(--color-border); margin: var(--space-4) 0; }
.price { font-size: 2.2rem; font-weight: 700; margin: var(--space-2) 0; }
.price__unit { font-size: 1rem; font-weight: 400; color: var(--color-muted); }

.badge { display: inline-block; padding: 2px var(--space-2); border-radius: 999px; font-size: 0.78rem; background: var(--color-border); color: var(--color-text); }
.badge--ok { background: color-mix(in srgb, var(--color-success) 18%, var(--color-surface)); color: var(--color-success); }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: var(--space-3); margin-bottom: var(--space-4); }
.stat { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-3); text-align: center; }
.stat__n { display: block; font-size: 1.6rem; font-weight: 700; }
.stat__l { display: block; font-size: 0.8rem; color: var(--color-muted); }

.admin-bar { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-3); }
.admin-bar input { flex: 1 1 16rem; }
.admin-bar select { width: auto; }

/* Horizontal scroll rather than a squashed table: six columns cannot shrink
   to a phone width without becoming unreadable. */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.admin-table { width: 100%; border-collapse: collapse; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.admin-table th, .admin-table td { padding: var(--space-3); text-align: left; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
.admin-table th { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-muted); }
.admin-table tr:last-child td { border-bottom: 0; }
.admin-table select { width: auto; min-width: 7rem; }
.admin-table input[type="checkbox"] { width: 20px; height: 20px; }

/* ---------- Toast ---------- */
.toast { position: fixed; left: 50%; bottom: var(--space-6); transform: translateX(-50%); background: var(--color-text); color: #fff; padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); z-index: 80; max-width: 90%; }
.toast[data-kind="error"] { background: var(--color-danger); }