/* Feuer Nursing Review — sampled palette:
   dark teal #2C6F7F, orange #F28C3F, cyan #1BA6C4, body #333 on #FFF */
:root {
  --primary: #2c6f7f;
  --primary-dark: #22586a;
  --accent: #f28c3f;
  --accent-dark: #d97624;
  --info: #1ba6c4;
  --bg: #ffffff;
  --fg: #333333;
  --muted: #69727d;
  --card: #ffffff;
  --border: #e2e8ec;
  --secondary-bg: #e8f1f3;
  --success: #2fa27a;
  --warning: #f2b544;
  --danger: #d64545;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(0,0,0,0.04), 0 2px 8px rgba(0,0,0,0.04);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.55;
  -webkit-text-size-adjust: 100%;
}
h1, h2, h3, h4 { letter-spacing: -0.015em; font-weight: 700; margin: 0 0 .5em; }
h1 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); }
h2 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

.container { max-width: 960px; margin: 0 auto; padding: 0 16px; }
.main-content { padding: 24px 16px 64px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.center { text-align: center; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.stack > * + * { margin-top: 14px; }

/* Header */
.site-header { background: var(--card); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 20; }
.header-inner { display: flex; align-items: center; gap: 16px; padding: 14px 16px; }
.brand img { height: 40px; width: auto; }
.tagline { font-size: .85rem; color: var(--muted); border-left: 1px solid var(--border); padding-left: 12px; }
@media (max-width: 480px) { .tagline { display: none; } }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: 10px 16px; border-radius: var(--radius); border: 1px solid transparent;
  font-weight: 600; font-size: .95rem; cursor: pointer; text-decoration: none;
  transition: background .15s, opacity .15s, transform .05s;
  min-height: 44px;
}
.btn:active { transform: translateY(1px); }
.btn:hover { text-decoration: none; }
.btn-lg { padding: 14px 22px; font-size: 1rem; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-accent  { background: var(--accent);  color: #fff; }
.btn-accent:hover  { background: var(--accent-dark); color: #fff; }
.btn-outline { background: transparent; color: var(--fg); border-color: var(--border); }
.btn-outline:hover { background: var(--secondary-bg); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* Cards */
.card { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 20px; box-shadow: var(--shadow); margin-bottom: 20px; }
@media (min-width: 640px) { .card { padding: 28px; } }
.form-card { max-width: 560px; margin: 24px auto; }

/* Forms */
label { display: block; font-weight: 500; font-size: .9rem; }
input[type="text"], input[type="email"], select, textarea {
  width: 100%; padding: 11px 12px; border-radius: 8px;
  border: 1px solid var(--border); font: inherit; color: inherit;
  background: #fff; margin-top: 4px; min-height: 44px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: 1px; border-color: var(--primary); }
.grid-2 { display: grid; gap: 12px; grid-template-columns: 1fr 1fr; }
@media (max-width: 500px) { .grid-2 { grid-template-columns: 1fr; } }
.checkbox { display: flex; align-items: flex-start; gap: 10px; font-weight: 400; }
.checkbox input { margin-top: 4px; width: 18px; height: 18px; }
.alert { padding: 12px 14px; border-radius: 8px; margin-bottom: 12px; }
.alert-error { background: #fdecec; color: #7a1e1e; border: 1px solid #f4b7b7; }
.alert ul { margin: 0; padding-left: 18px; }

/* Hero / landing */
.hero { text-align: center; padding: 48px 8px 24px; }
.hero .lead { max-width: 620px; margin: 0 auto 24px; color: var(--muted); font-size: 1.05rem; }
.exam-choice { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

/* Assessment */
.progress-bar { height: 6px; background: var(--secondary-bg); border-radius: 4px; overflow: hidden; margin: 12px 0 20px; }
.progress-fill { height: 100%; background: var(--primary); transition: width .2s; }

.chip { display: inline-block; padding: 4px 10px; border-radius: 999px; font-size: .75rem; font-weight: 600; margin-right: 6px; }
.chip-cat { background: var(--secondary-bg); color: var(--primary-dark); }
.chip-fmt { background: transparent; color: var(--muted); border: 1px solid var(--border); }

.q-prompt { font-size: 1.05rem; margin: 14px 0 18px; }

.opt-list { display: grid; gap: 10px; }
.opt-btn {
  display: flex; align-items: flex-start; gap: 12px;
  width: 100%; text-align: left; padding: 12px 14px;
  border-radius: 10px; border: 1px solid var(--border); background: #fff;
  font: inherit; color: inherit; cursor: pointer;
  min-height: 48px;
}
.opt-btn:hover { border-color: rgba(44,111,127,.5); }
.opt-btn.active { border-color: var(--primary); background: #eaf3f5; }
.opt-btn.correct { border-color: var(--success); background: #e6f5ef; }
.opt-btn.incorrect { border-color: var(--danger); background: #fdecec; }
.opt-key {
  flex: none; width: 28px; height: 28px; border-radius: 999px;
  border: 1px solid var(--border); display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .85rem;
}
.opt-check {
  flex: none; width: 24px; height: 24px; border-radius: 6px; border: 2px solid var(--border);
  display: inline-flex; align-items: center; justify-content: center; color: #fff; font-weight: 900;
}
.opt-btn.active .opt-check { background: var(--primary); border-color: var(--primary); }
.opt-text { flex: 1; min-width: 0; font-size: .95rem; line-height: 1.5; }
.hint { font-size: .8rem; color: var(--muted); margin-bottom: 6px; }

.nav-buttons { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 18px; flex-wrap: wrap; }

.qnav { margin-top: 24px; padding: 16px; border: 1px solid var(--border); border-radius: 12px; }
.qnav-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(2.25rem, 1fr)); gap: 6px; margin-top: 10px; }
.qnav-btn { aspect-ratio: 1/1; border-radius: 6px; border: none; background: var(--secondary-bg); color: var(--muted); font-weight: 600; font-size: .8rem; cursor: pointer; }
.qnav-btn.answered { background: #cfe1e5; color: var(--primary-dark); }
.qnav-btn.active { background: var(--primary); color: #fff; }

/* Matrix */
.matrix-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -4px; }
.matrix { width: 100%; border-collapse: separate; border-spacing: 0 6px; font-size: .9rem; min-width: 380px; }
.matrix th { text-align: center; font-weight: 500; color: var(--muted); font-size: .75rem; padding: 6px 8px; }
.matrix th:first-child { text-align: left; }
.matrix tbody tr { background: #f4f8f9; }
.matrix td { padding: 10px 8px; }
.matrix td:first-child { border-radius: 8px 0 0 8px; text-align: left; }
.matrix td:last-child  { border-radius: 0 8px 8px 0; }
.matrix .cell-btn {
  width: 28px; height: 28px; border-radius: 999px; border: 2px solid var(--border);
  background: #fff; cursor: pointer;
}
.matrix .cell-btn.active { background: var(--primary); border-color: var(--primary); }
.matrix .cell-btn.correct { background: var(--success); border-color: var(--success); }
.matrix .cell-btn.incorrect { background: var(--danger); border-color: var(--danger); }

/* Ordering */
.order-row { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px; margin-bottom: 8px; background: #fff; }
.order-num { width: 28px; height: 28px; border-radius: 999px; background: var(--primary); color: #fff; font-weight: 700; display: inline-flex; align-items: center; justify-content: center; font-size: .85rem; flex: none; }
.order-text { flex: 1; font-size: .93rem; }
.order-arrows { display: flex; flex-direction: column; gap: 4px; }
.order-arrows button { width: 28px; height: 24px; border-radius: 4px; border: 1px solid var(--border); background: #fff; cursor: pointer; font-size: .8rem; }
.order-arrows button:disabled { opacity: .35; cursor: not-allowed; }

/* Bow-tie */
.bowtie { display: grid; gap: 14px; }
@media (min-width: 720px) { .bowtie { grid-template-columns: 1fr 1fr 1fr; } }
.bow-title { font-size: .75rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--primary); margin-bottom: 8px; }

/* Results */
.score-card { text-align: center; }
.score-big { font-size: 4.5rem; font-weight: 800; line-height: 1; color: var(--fg); margin: 8px 0 4px; }
.score-big span { font-size: 1.5rem; color: var(--muted); font-weight: 500; }
.readiness { font-weight: 700; font-size: 1.1rem; margin-bottom: 8px; }
.readiness-ok  { color: var(--success); }
.readiness-warn{ color: var(--warning); }
.readiness-bad { color: var(--danger); }
.actions-row { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 18px; }
.share-url { margin-top: 12px; font-size: .8rem; color: var(--muted); word-break: break-all; }

.cat-row { margin: 12px 0; }
.cat-row-head { display: flex; justify-content: space-between; font-size: .9rem; margin-bottom: 4px; }
.bar { height: 8px; background: var(--secondary-bg); border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 999px; }
.bar-ok   { background: var(--success); }
.bar-warn { background: var(--warning); }
.bar-bad  { background: var(--danger); }

.review-grid { display: grid; gap: 10px; grid-template-columns: 1fr; margin-top: 14px; }
@media (min-width: 640px) { .review-grid { grid-template-columns: 1fr 1fr; } }
.review-item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 12px; border: 1px solid var(--border); border-radius: 10px;
  background: #fff; cursor: pointer; text-align: left; font: inherit; color: inherit;
}
.review-item.ok  { border-color: rgba(47,162,122,.4); }
.review-item.bad { border-color: rgba(214,69,69,.4); }
.review-badge { flex: none; width: 26px; height: 26px; border-radius: 999px; display: inline-flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: .9rem; }
.review-badge.ok  { background: var(--success); }
.review-badge.bad { background: var(--danger); }
.review-title { font-size: .95rem; margin: 2px 0 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.review-meta { font-size: .75rem; color: var(--muted); }

/* Modal */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.55); display: grid; place-items: center; padding: 16px; z-index: 50; }
.modal { background: #fff; border-radius: 14px; max-width: 640px; width: 100%; max-height: 88vh; overflow: auto; padding: 24px; }
.pill { padding: 4px 10px; border-radius: 999px; font-size: .75rem; font-weight: 700; }
.pill-ok  { background: rgba(47,162,122,.15); color: var(--success); }
.pill-bad { background: rgba(214,69,69,.15); color: var(--danger); }
.rationale { background: #f4f6f7; border-radius: 8px; padding: 14px; margin-top: 14px; font-size: .9rem; }
.rationale strong { display: block; font-size: .7rem; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }

/* Admin table */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: .85rem; }
.table th, .table td { padding: 8px 10px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.table th { background: var(--secondary-bg); color: var(--primary-dark); position: sticky; top: 0; }