/* Acts 5:42 Daily Bible Lessons: editorial "casebook" styles. Mobile first; no sideways scroll at 360px. */
:root {
  --navy: #1B2B45;
  --navy-dark: #13203A;
  --gold: #C8A84B;
  --gold-pale: #F4ECD6;
  --cream: #FAF7F2;
  --paper: #FFFFFF;
  --ink: #1F2733;
  --muted: #5B6573;
  --rule: #1F2733;
  --soft-rule: #D9D2C3;
  --ok: #2F6B3A;
  --ok-bg: #E8F2E9;
  --no: #8A2B1E;
  --no-bg: #F8E9E5;
  --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans: Inter, 'Segoe UI', Helvetica, Arial, sans-serif;
  --radius: 4px;
  --wrap: 760px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--cream); color: var(--ink);
  font-family: var(--sans); font-size: 17px; line-height: 1.6;
  overflow-x: hidden; overflow-wrap: break-word;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); text-underline-offset: 2px; }
a:hover { color: var(--navy-dark); }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }
h1, h2, h3 { font-family: var(--serif); color: var(--navy); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(1.8rem, 6vw, 2.6rem); }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
code { font-size: .9em; background: var(--gold-pale); padding: 0 .3em; border-radius: 3px; word-break: break-all; }
small { font-size: .82rem; color: var(--muted); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 0; background: var(--gold); color: var(--navy-dark); padding: .5em 1em; z-index: 10; }
.skip:focus { left: 8px; top: 8px; }
.center { text-align: center; }
.fine { font-size: .85rem; color: var(--muted); }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
body.admin .wrap { max-width: 1100px; }

/* Masthead */
.masthead { background: var(--navy); color: #fff; border-bottom: 3px solid var(--gold); }
.masthead-in { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 12px; padding-bottom: 12px; flex-wrap: wrap; }
.brand { display: flex; flex-direction: column; text-decoration: none; color: #fff; line-height: 1.1; }
.brand-mark { font-family: var(--sans); font-size: .72rem; letter-spacing: .25em; text-transform: uppercase; color: var(--gold); font-weight: 700; }
.brand-name { font-family: var(--serif); font-size: 1.2rem; color: #fff; }
.topnav { display: flex; gap: 14px; flex-wrap: wrap; }
.topnav a { color: #fff; text-decoration: none; font-size: .92rem; font-weight: 600; border-bottom: 2px solid transparent; padding: 2px 0; }
.topnav a:hover { border-bottom-color: var(--gold); color: #fff; }

main { padding-top: 24px; padding-bottom: 40px; }

/* Casebook sheet */
.sheet, .card {
  background: var(--paper); border: 1px solid var(--soft-rule); border-top: 3px solid var(--rule);
  padding: 20px 16px; margin: 0 0 24px; box-shadow: 0 1px 0 var(--soft-rule), 0 6px 18px rgba(19, 32, 58, .05);
}
.card { border-top-width: 1px; }
.narrow { max-width: 560px; margin-left: auto; margin-right: auto; }
@media (min-width: 640px) { .sheet { padding: 32px 36px; } .card { padding: 22px 24px; } }
.running-head {
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 4px 16px;
  font-family: var(--sans); font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; font-weight: 600;
  color: var(--muted); border-bottom: 1px solid var(--rule); padding-bottom: 6px; margin-bottom: 18px;
}
.rh-course { color: var(--gold); }
.section-h { font-size: 1.35rem; border-bottom: 1px solid var(--rule); padding-bottom: 6px; margin-top: .4em; }
.label { font-family: var(--sans); font-size: .78rem; letter-spacing: .18em; text-transform: uppercase; color: var(--gold); font-weight: 700; margin-bottom: 10px; }
.rule { border: 0; border-top: 1px solid var(--soft-rule); margin: 24px 0; }

/* Buttons */
.btn {
  display: inline-block; font: 700 1rem/1.2 var(--sans); background: var(--navy); color: #fff; border: 2px solid var(--navy);
  border-radius: var(--radius); padding: 12px 20px; text-decoration: none; cursor: pointer; text-align: center; max-width: 100%;
}
.btn:hover { background: var(--navy-dark); color: #fff; }
.btn-ghost { background: transparent; color: var(--navy); }
.btn-ghost:hover { background: var(--gold-pale); color: var(--navy-dark); }
.btn-small { font-size: .85rem; padding: 7px 12px; }
.btn[disabled] { opacity: .55; cursor: default; }
.actions .btn { margin: 0 6px 8px 0; }
form.inline { display: inline-block; margin: 0 6px 8px 0; }
.link-quiet { color: var(--muted); font-size: .9rem; margin-left: 8px; }

/* Banners and chips */
.banner { border-left: 4px solid var(--navy); background: var(--paper); padding: 10px 14px; margin: 0 0 18px; }
.banner.soft { border-color: var(--gold); background: var(--gold-pale); }
.banner.err { border-color: var(--no); background: var(--no-bg); }
.chip { display: inline-block; font-size: .72rem; letter-spacing: .06em; text-transform: uppercase; font-weight: 700; padding: 2px 8px; border: 1px solid currentColor; border-radius: 99px; color: var(--muted); vertical-align: middle; }
.chip-live, .chip-ok { color: var(--ok); }
.chip-soon, .chip-draft { color: var(--muted); }
.chip-warn { color: #8A5A00; }
.chip-alert { color: var(--no); }

/* Hero / home */
.hero { padding: 8px 0 12px; }
.hero h1 { font-size: clamp(2rem, 8vw, 3rem); }
.lead { font-size: 1.12rem; color: var(--ink); max-width: 36em; }
.steps { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .steps { grid-template-columns: 1fr 1fr; } }
.steps li { background: var(--paper); border: 1px solid var(--soft-rule); padding: 16px; position: relative; }
.steps h3 { margin: 4px 0; }
.steps p { margin: 0; font-size: .95rem; color: var(--muted); }
.step-n { display: inline-flex; width: 32px; height: 32px; border-radius: 50%; border: 2px solid var(--gold); align-items: center; justify-content: center; font-weight: 700; color: var(--navy); }
.course-grid { display: grid; gap: 16px; grid-template-columns: 1fr; margin-bottom: 28px; }
@media (min-width: 640px) { .course-grid { grid-template-columns: 1fr 1fr; } }
.course-card { background: var(--paper); border: 1px solid var(--soft-rule); display: flex; flex-direction: column; }
.course-card.is-live { border-top: 3px solid var(--gold); }
.course-card.is-soon { opacity: .85; }
.course-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.cc-body { padding: 14px 16px 16px; }
.cc-sub { font-style: italic; color: var(--muted); }
.sample-img { margin-bottom: 14px; }

/* Forms */
.form { margin: 0; }
.field { margin-bottom: 14px; display: flex; flex-direction: column; gap: 4px; min-width: 0; flex: 1; }
.field-row { display: flex; gap: 12px; flex-wrap: wrap; }
.field-row .field { min-width: 140px; }
label { font-weight: 600; font-size: .92rem; }
input, select, textarea {
  font: inherit; font-size: 16px; width: 100%; max-width: 100%; padding: 10px 12px; border: 1px solid #9AA3AE; border-radius: var(--radius);
  background: #fff; color: var(--ink);
}
input:focus, select:focus, textarea:focus { border-color: var(--navy); outline: 3px solid var(--gold-pale); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.field .btn { margin-top: 6px; align-self: flex-start; }

/* Lesson page */
.lesson-hero { margin: 0 -16px 18px; }
@media (min-width: 640px) { .lesson-hero { margin: 0 0 20px; border: 1px solid var(--soft-rule); } }
.lesson-hero img { width: 100%; }
.lesson-title { font-size: clamp(1.9rem, 7vw, 2.6rem); margin-bottom: .2em; }
.subtitle { font-family: var(--serif); font-style: italic; color: var(--muted); font-size: 1.15rem; }
.verse-card { margin: 18px 0 22px; background: var(--gold-pale); border-left: 4px solid var(--gold); padding: 16px 18px; }
.verse-card p { font-family: var(--serif); font-style: italic; font-size: 1.2rem; line-height: 1.5; margin: 0 0 6px; }
.verse-card cite { font-style: normal; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.learn p { font-size: 1.06rem; line-height: 1.75; }
.key-line {
  font-family: var(--serif); font-weight: 700; font-size: 1.25rem; color: var(--navy); text-align: center;
  border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 14px 4px; margin: 24px 0;
}
.question { font-family: var(--serif); font-size: 1.25rem; font-weight: 700; }
.options { display: grid; gap: 10px; }
.option {
  display: flex; align-items: center; gap: 12px; width: 100%; text-align: left; font: 500 1rem/1.4 var(--sans);
  background: #fff; color: var(--navy); border: 2px solid var(--navy); border-radius: var(--radius); padding: 12px 14px; cursor: pointer;
}
.option:hover:not([disabled]) { background: var(--gold-pale); }
.option[disabled] { cursor: default; opacity: .75; }
.option.chosen { opacity: 1; background: var(--no-bg); border-color: var(--no); }
.option.is-right { opacity: 1; background: var(--ok-bg); border-color: var(--ok); }
.opt-letter { flex: 0 0 auto; width: 28px; height: 28px; border-radius: 50%; border: 2px solid currentColor; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: .85rem; }
.result { margin-top: 16px; padding: 14px 16px; border-left: 4px solid var(--navy); background: var(--cream); }
.result.ok { border-color: var(--ok); background: var(--ok-bg); }
.result.no { border-color: var(--no); background: var(--no-bg); }
.verdict { font-family: var(--serif); font-size: 1.3rem; font-weight: 700; margin-bottom: 6px; }
.result.ok .verdict { color: var(--ok); }
.result.no .verdict { color: var(--no); }
.explain { border-top: 1px dashed var(--soft-rule); padding-top: 10px; margin: 10px 0 0; }
.game-card { overflow: hidden; }
.game-mount { min-height: 120px; max-width: 100%; overflow: hidden; }
.deeper { background: var(--cream); }

/* Progress trail: numbered circles joined by a dashed gold line */
.trail { margin: 24px 0; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.trail ol { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 0; padding: 4px 0; margin: 0; }
.trail li { display: flex; align-items: center; }
.trail li + li::before { content: ''; width: 18px; border-top: 2px dashed var(--gold); margin: 0 2px; }
.trail a { text-decoration: none; }
.dot {
  width: 34px; height: 34px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .9rem; border: 2px solid var(--navy); color: var(--navy); background: #fff;
}
.t-done .dot { background: var(--navy); color: #fff; }
.t-current .dot { background: var(--gold); border-color: var(--gold); color: var(--navy-dark); box-shadow: 0 0 0 3px var(--gold-pale); }
.t-locked .dot { border-style: dashed; border-color: var(--soft-rule); color: #9AA3AE; }
.pager { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-top: 16px; }

/* My Learning */
.status-line { color: var(--muted); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 18px 0; }
.stat { border: 1px solid var(--soft-rule); background: var(--cream); padding: 12px 8px; text-align: center; }
.stat-n { display: block; font-family: var(--serif); font-size: 1.8rem; color: var(--navy); font-weight: 700; }
.stat-n small { font-size: .9rem; }
.stat-l { font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.badges { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .badges { grid-template-columns: 1fr 1fr; } }
.badge { display: flex; gap: 12px; align-items: center; border: 1px dashed var(--soft-rule); padding: 10px 12px; color: var(--muted); }
.badge.earned { border: 1px solid var(--gold); background: var(--gold-pale); color: var(--ink); }
.badge-ic { font-size: 1.5rem; color: var(--gold); width: 28px; text-align: center; }
.archive { list-style: none; padding: 0; margin: 0; }
.archive li { display: flex; justify-content: space-between; align-items: center; gap: 10px; border-bottom: 1px solid var(--soft-rule); padding: 10px 0; flex-wrap: wrap; }
.archive a { display: flex; gap: 10px; align-items: baseline; text-decoration: none; min-width: 0; flex: 1 1 200px; flex-wrap: wrap; }
.arch-n { font-family: var(--serif); font-weight: 700; color: var(--gold); }
.arch-t { font-weight: 600; }
.arch-c { font-size: .8rem; color: var(--muted); }
.arch-r { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; color: var(--muted); }
.arch-r.right { color: var(--ok); }
.arch-r.wrong { color: var(--no); }
.course-row { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; border-bottom: 1px solid var(--soft-rule); padding: 12px 0; }
.course-actions form, .course-actions a { margin: 4px 0; }

/* Certificate */
.certificate { background: #fff; border: 6px double var(--navy); padding: 10px; margin: 0 auto 24px; max-width: 760px; }
.cert-inner { border: 1px solid var(--gold); padding: 28px 16px; text-align: center; }
.cert-kicker { font-size: .75rem; letter-spacing: .3em; text-transform: uppercase; color: var(--gold); font-weight: 700; }
.cert-title { font-family: var(--serif); font-size: clamp(1.6rem, 6vw, 2.4rem); color: var(--navy); font-weight: 700; }
.cert-small { color: var(--muted); margin: 6px 0; }
.cert-name { font-family: var(--serif); font-size: clamp(1.8rem, 7vw, 2.8rem); font-style: italic; color: var(--ink); border-bottom: 1px solid var(--rule); display: inline-block; padding: 0 12px; margin: 10px 0; }
.cert-course { font-family: var(--serif); font-size: 1.5rem; color: var(--navy); font-weight: 700; margin: 8px 0; }
.cert-verse { font-family: var(--serif); font-style: italic; max-width: 30em; margin: 18px auto; }
.cert-verse span { display: block; font-style: normal; font-size: .8rem; letter-spacing: .1em; color: var(--muted); margin-top: 4px; }
.cert-sign { display: flex; justify-content: space-around; gap: 16px; flex-wrap: wrap; margin-top: 24px; }
.cert-sign div { display: flex; flex-direction: column; min-width: 140px; }
.cert-line { border-bottom: 1px solid var(--rule); font-family: var(--serif); font-size: 1.1rem; padding-bottom: 4px; }
.cert-url { margin-top: 18px; font-size: .8rem; color: var(--muted); letter-spacing: .1em; }
@media print {
  .masthead, .site-foot, .no-print, .skip { display: none !important; }
  body, main { background: #fff; padding: 0; }
  .certificate { border-width: 8px; margin: 0; max-width: none; }
}

/* Footer */
.site-foot { border-top: 1px solid var(--rule); padding: 24px 0 36px; font-size: .88rem; color: var(--muted); }
.site-foot p { margin: 0 0 4px; }

/* Admin */
.mode-banner { padding: 10px 14px; margin-bottom: 18px; border: 2px solid; font-size: .9rem; }
.mode-banner.is-outbox { border-color: var(--gold); background: var(--gold-pale); }
.mode-banner.is-live { border-color: var(--no); background: var(--no-bg); }
.mb-detail { display: block; color: var(--muted); }
.grid-3 { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 800px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
.tbl-wrap { overflow-x: auto; max-width: 100%; }
.tbl { border-collapse: collapse; width: 100%; font-size: .9rem; }
.tbl th, .tbl td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--soft-rule); vertical-align: top; }
.tbl th { font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.num { text-align: right !important; font-variant-numeric: tabular-nums; }
.row-actions form { display: inline-block; margin: 2px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.filters input, .filters select { width: auto; flex: 1 1 160px; }
.lesson-list { list-style: none; padding: 0; margin: 0; }
.lesson-list li { padding: 8px 0; border-bottom: 1px solid var(--soft-rule); }
.lesson-list a { text-decoration: none; font-weight: 600; margin-right: 6px; }
.note { color: var(--no); }
.admin-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-start; }
.changes-form { display: flex; flex-direction: column; gap: 6px; flex: 1 1 260px; }
.email-previews { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 1000px) { .email-previews { grid-template-columns: repeat(3, 1fr); } }
.email-frame { margin: 0; background: #fff; border: 1px solid var(--soft-rule); padding: 10px; min-width: 0; }
.email-frame iframe { width: 100%; height: 720px; border: 1px solid var(--soft-rule); background: var(--cream); }
.email-big { width: 100%; height: 80vh; border: 1px solid var(--soft-rule); background: var(--cream); }
.page-frame { width: 100%; height: 90vh; border: 1px solid var(--soft-rule); background: var(--cream); margin-bottom: 20px; }
.plain { white-space: pre-wrap; word-break: break-word; font-size: .8rem; background: var(--cream); padding: 10px; max-height: 480px; overflow: auto; }

@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; transition: none !important; animation: none !important; } }