/* ============================================================
   QuizASP.NET — Stylesheet v4 (mobile-first redesign)
   ============================================================ */

:root {
  --clr-primary:       #0a4a86;
  --clr-primary-dark:  #073761;
  --clr-primary-light: #eaf3fb;
  --clr-primary-tint:  #d7e9f8;
  --clr-accent:        #0e7c66;
  --clr-danger:        #d92d2d;
  --clr-danger-dark:   #b32323;
  --clr-warn:          #b8860b;
  --clr-card:          #ffffff;
  --clr-border:        #dce6f0;
  --clr-bg1:           #f4f8fc;
  --clr-bg2:           #f8fafc;
  --clr-input:         #f4f8fb;
  --clr-text:          #1b2733;
  --clr-text-muted:    #5b6b7a;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius:    16px;
  --radius-sm: 10px;
  --radius-xs: 8px;
  --shadow:    0 10px 30px rgba(10,40,70,0.10), 0 2px 8px rgba(10,40,70,0.06);
  --shadow-sm: 0 2px 8px rgba(10,40,70,0.08);
  --max-w:     720px;
  --tap:       48px;
}

*, *::before, *::after { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  padding: 20px 14px 32px;
  min-height: 100vh;
  background: linear-gradient(160deg, #eef4fa 0%, #e3ecf6 45%, #dbe6f2 100%);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.45;
  color: var(--clr-text);
  display: flex;
  flex-direction: column;
  align-items: center;
  -webkit-font-smoothing: antialiased;
}

/* ── Site logo bar ── */
body::before {
  content: '';
  display: block;
  width: 100%;
  max-width: var(--max-w);
  height: 50px;
  margin-bottom: 14px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 320 50'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' y1='0' x2='1' y2='1'%3E%3Cstop offset='0%25' stop-color='%23073761'/%3E%3Cstop offset='100%25' stop-color='%230a4a86'/%3E%3C/linearGradient%3E%3C/defs%3E%3Crect width='320' height='50' rx='14' fill='url(%23g)'/%3E%3Cg transform='translate(14,10) scale(0.30)'%3E%3Ccircle cx='50' cy='50' r='11' fill='white'/%3E%3Ccircle cx='50' cy='50' r='34' fill='none' stroke='white' stroke-width='10' stroke-linecap='round' stroke-dasharray='148 66' transform='rotate(-58 50 50)'/%3E%3Ccircle cx='31' cy='7' r='8' fill='white'/%3E%3C/g%3E%3Ctext x='58' y='32' font-family='-apple-system,Arial' font-size='14' font-weight='400' fill='%237fb2dd'%3EWeb%3C/text%3E%3Ctext x='84' y='33' font-family='-apple-system,Arial' font-size='19' font-weight='800' fill='white'%3EQuiz%3C/text%3E%3C/svg%3E") no-repeat center center;
  background-size: 100% 100%;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

font { font-family: inherit !important; font-size: inherit !important; }

body > form {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ── Card ── */
.card {
  width: 100%;
  max-width: var(--max-w);
  background: var(--clr-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.card-header {
  padding: 18px 20px 14px;
  background: linear-gradient(135deg, var(--clr-primary-light) 0%, #f2f7fc 100%);
  border-bottom: 1px solid var(--clr-border);
}

.card-body { padding: 20px; }

.card-footer {
  padding: 12px 20px;
  background: var(--clr-bg2);
  border-top: 1px solid var(--clr-border);
  font-size: 13.5px;
}

/* ── Legacy table-as-card conversion ── */
body > form > table,
body > form > table > tbody,
body > form > table > tbody > tr,
body > form > table > tbody > tr > td,
body > table,
body > table > tbody,
body > table > tbody > tr,
body > table > tbody > tr > td {
  display: contents !important;
}

.desc {
  display: flex !important;
  flex-direction: column !important;
  width: 100% !important;
  max-width: var(--max-w) !important;
  background: var(--clr-card) !important;
  border: 1px solid var(--clr-border) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow) !important;
  overflow: hidden !important;
}
.desc > tbody { display: contents !important; }
.desc > tbody > tr { display: block !important; width: 100% !important; }
.desc > tbody > tr > td { display: block !important; width: 100% !important; }
.desc table { width: 100% !important; }

/* ── Typography ── */
.heading { font-weight: 800; font-size: 17px; letter-spacing: -0.2px; color: var(--clr-primary); }
.gentxt  { font-size: 13.5px; color: var(--clr-text-muted); line-height: 1.55; }
.headwht { font-weight: 700; font-size: 11px; color: #fff; }
.genwht  { font-size: 12px; color: var(--clr-primary); }
.gentextgray { font-size: 12px; color: #8a97a3; }

a { color: var(--clr-primary); text-decoration: none; font-weight: 600; transition: color .15s; }
a:hover { color: var(--clr-danger); text-decoration: underline; }

.mnured { color: var(--clr-danger) !important; font-weight: 600; }
.mnured:hover { color: var(--clr-danger-dark) !important; text-decoration: none !important; }

.menublu { color: var(--clr-primary) !important; font-weight: 600; }
.menublu:hover { color: var(--clr-danger) !important; }

/* ── Messages ── */
.msg { display: block; color: var(--clr-danger); font-weight: 700; font-size: 13.5px; line-height: 1.4; margin: 4px 0; }
.msg:not(:empty) {
  background: #fdf2f2; border: 1px solid #f6c9c9; border-radius: var(--radius-sm);
  padding: 12px 14px; margin: 0 0 14px;
}

/* ── Form inputs ── */
.tbox, .tboxbig,
input[type="text"], input[type="password"], input[type="email"], input[type="number"] {
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: var(--font);
  background: var(--clr-input);
  padding: 12px 14px;
  min-height: var(--tap);
  color: var(--clr-text);
  width: 100%;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.tbox:focus, .tboxbig:focus,
input[type="text"]:focus, input[type="password"]:focus, input[type="email"]:focus, input[type="number"]:focus {
  outline: none;
  border-color: var(--clr-primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(10,74,134,0.12);
}

textarea.tabl {
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 15px;
  background: var(--clr-input);
  padding: 12px 14px;
  width: 100%;
  resize: vertical;
  color: var(--clr-text);
}
textarea.tabl:focus { outline: none; border-color: var(--clr-primary); background: #fff; }

.form-table { width: 100%; border-collapse: collapse; }
.form-table td { padding: 9px 10px; vertical-align: middle; }
.form-table .lbl-col { width: 38%; font-weight: 600; color: var(--clr-text-muted); white-space: nowrap; }

/* ── Buttons ── */
.button {
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-dark) 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 13px 22px;
  min-height: var(--tap);
  font-size: 14.5px;
  font-weight: 700;
  cursor: pointer;
  font-family: var(--font);
  letter-spacing: 0.2px;
  box-shadow: 0 4px 14px rgba(10,74,134,0.28);
  transition: transform .12s, box-shadow .15s, filter .15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.button:hover { filter: brightness(1.08); box-shadow: 0 6px 18px rgba(10,74,134,0.34); }
.button:active { transform: translateY(1px) scale(0.99); }

.button-danger { background: linear-gradient(135deg, var(--clr-danger) 0%, var(--clr-danger-dark) 100%); box-shadow: 0 4px 14px rgba(217,45,45,0.28); }
.button-ghost {
  background: #fff; color: var(--clr-primary); border: 1.5px solid var(--clr-border);
  box-shadow: none;
}
.button-ghost:hover { background: var(--clr-primary-light); filter: none; }

.smbut {
  background: #eef2f6; border: none; border-radius: var(--radius-xs);
  font-size: 11.5px; font-family: var(--font); padding: 6px 12px;
  cursor: pointer; color: var(--clr-text-muted); font-weight: 600;
}
.smbut:hover { background: #dfe6ec; }

/* ── Demo box ── */
.demo-box {
  background: #fff8e8; border: 1px solid #f3d98b; border-radius: var(--radius-sm);
  padding: 12px 15px; margin: 16px 0 4px; font-size: 13.5px;
}
.demo-box strong { color: var(--clr-danger); }

/* ── Admin badge ── */
.admin-badge {
  display: inline-block; background: var(--clr-primary); color: #fff;
  font-size: 10.5px; font-weight: 700; padding: 3px 9px;
  border-radius: 999px; margin-left: 8px; letter-spacing: 0.5px; vertical-align: middle;
}

/* ── Quiz / Admin list tables (card-list on mobile, see media query) ── */
.quiz-list-table, .quiz-admin-table {
  width: 100%; border-collapse: collapse; font-size: 13.5px;
}
.quiz-list-table th, .quiz-admin-table th {
  background: var(--clr-primary); color: #fff;
  padding: 11px 14px; text-align: left; font-weight: 700; font-size: 12.5px; letter-spacing: 0.3px;
}
.quiz-list-table th:first-child { border-top-left-radius: var(--radius-xs); }
.quiz-list-table th:last-child { border-top-right-radius: var(--radius-xs); }
.quiz-list-table td, .quiz-admin-table td {
  padding: 12px 14px; border-bottom: 1px solid #eef2f6; vertical-align: middle;
}
.quiz-list-table tr:hover td, .quiz-admin-table tr:hover td { background: var(--clr-primary-light); }
.quiz-list-table tr:last-child td { border-bottom: none; }

.dgheader { background: var(--clr-primary); color: #fff; font-weight: 700; font-size: 13px; padding: 9px 11px; }

/* ── Language flags ── */
.lang-row { padding: 8px 0 6px; }
.lang-label { font-size: 11.5px; color: var(--clr-text-muted); font-weight: 700; margin-right: 6px; letter-spacing: 0.4px; }
.lang-flags { display: inline-flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.lang-flags a img { border-radius: 3px; transition: transform .15s, opacity .15s; }
.lang-flags a:hover img { transform: scale(1.12); opacity: .85; text-decoration: none; }

/* ── Admin nav bar ── */
.admin-nav-bar { background: var(--clr-primary-dark); padding: 10px 14px; display: flex; flex-wrap: wrap; gap: 4px; }
.admin-nav-bar a { color: #fff; padding: 8px 13px; border-radius: var(--radius-xs); font-size: 12.5px; font-weight: 600; white-space: nowrap; transition: background .15s; }
.admin-nav-bar a:hover { background: rgba(255,255,255,0.16); color: #fff !important; text-decoration: none; }

/* ── Admin form grid ── */
.form-grid { width: 100%; border-collapse: collapse; }
.form-grid td { padding: 11px 12px; border-bottom: 1px solid #f2f5f8; vertical-align: middle; }
.form-grid .label-col { width: 220px; font-weight: 600; color: var(--clr-text-muted); background: var(--clr-bg2); }
.form-grid textarea { width: 100%; resize: vertical; }
.required { color: var(--clr-danger); margin-left: 2px; }

/* ── Exam (start.aspx) layout ── */
.exam-header {
  position: sticky; top: 0; z-index: 20;
  padding: 12px 18px; background: rgba(255,255,255,0.96); backdrop-filter: saturate(160%) blur(6px);
  border-bottom: 1px solid var(--clr-border);
}
.exam-info-row {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px;
  padding: 10px 18px; background: var(--clr-bg1); border-bottom: 1px solid var(--clr-border);
  position: sticky; top: 0; z-index: 15;
}
.exam-info-item {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fff; border: 1px solid var(--clr-border); border-radius: 999px;
  padding: 6px 12px; font-size: 12.5px;
}
.exam-info-label { font-weight: 600; color: var(--clr-text-muted); }
.exam-info-value { font-weight: 800; color: var(--clr-primary); }
.exam-info-item.timer { margin-left: auto; border-color: #f3d0d0; background: #fff5f5; }
.exam-info-item.timer .exam-info-value, .exam-info-item.timer #lblTime { color: var(--clr-danger) !important; }

.exam-nav {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  padding: 12px 16px; background: #fff; border-top: 1px solid var(--clr-border);
  position: sticky; bottom: 0; z-index: 15;
  box-shadow: 0 -6px 16px rgba(10,40,70,0.06);
}
.exam-nav .button { min-width: 0; }
.exam-nav-primary { display: flex; gap: 8px; flex: 1 1 auto; }
.exam-nav-primary .button { flex: 1; }
.exam-nav-jump { display: flex; gap: 6px; }
.exam-nav-jump .navicon {
  width: var(--tap); height: var(--tap); padding: 0; flex: 0 0 auto;
  background: var(--clr-bg1); color: var(--clr-primary); border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm); box-shadow: none; font-size: 16px;
}
.exam-nav-jump .navicon:hover { background: var(--clr-primary-light); filter: none; }

.exam-body { padding: 16px 18px; }
.question-area { display: flex; gap: 0; }
.section-col { min-width: 130px; padding-right: 14px; border-right: 2px solid var(--clr-primary-light); }
.question-col { flex: 1; padding-left: 14px; min-width: 0; }
.section-name {
  font-weight: 700; color: var(--clr-primary); font-size: 12.5px; margin-bottom: 8px;
  background: var(--clr-primary-light); padding: 6px 10px; border-radius: var(--radius-xs);
}

.question-text { font-size: 16px; font-weight: 600; line-height: 1.5; margin: 0 0 16px; color: var(--clr-text); }

/* ── Answer options (mobile-first tappable cards) ── */
.answer-list { display: flex; flex-direction: column; gap: 10px; margin: 0 0 4px; }
.answer-option {
  display: flex; align-items: center; gap: 12px;
  padding: 14px 16px; min-height: var(--tap);
  border: 1.5px solid var(--clr-border); border-radius: var(--radius-sm);
  background: #fff; cursor: pointer; transition: border-color .15s, background .15s, box-shadow .15s;
  font-size: 15px; line-height: 1.4;
}
.answer-option:active { transform: scale(0.995); }
.answer-option:hover { border-color: var(--clr-primary); background: var(--clr-primary-light); }
.answer-option input[type="radio"], .answer-option input[type="checkbox"] {
  width: 20px; height: 20px; flex-shrink: 0; accent-color: var(--clr-primary); cursor: pointer; margin: 0;
}
.answer-option.selected, .answer-option:has(input:checked) {
  border-color: var(--clr-primary); background: var(--clr-primary-light);
  box-shadow: 0 0 0 3px rgba(10,74,134,0.10);
}
.answer-option .opt-text { flex: 1; }
.answer-option .opt-badge {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  background: var(--clr-bg1); color: var(--clr-primary); font-weight: 800; font-size: 12px;
  display: inline-flex; align-items: center; justify-content: center;
}

.freetext-input {
  width: 100%; border: 1.5px solid var(--clr-border); border-radius: var(--radius-sm);
  background: var(--clr-input); padding: 13px 15px; font-size: 15px; font-family: var(--font);
  min-height: var(--tap);
}
.freetext-input:focus { outline: none; border-color: var(--clr-primary); background: #fff; box-shadow: 0 0 0 4px rgba(10,74,134,0.12); }

.answer-note {
  margin-top: 12px; padding: 10px 14px; background: #fffbe8; border: 1px solid #f3e3a3;
  border-radius: var(--radius-sm); font-size: 12.5px; color: #6b5a12;
}

/* ── Score hero (result.aspx) ── */
.score-hero {
  display: flex; align-items: center; gap: 16px; padding: 18px;
  background: linear-gradient(135deg, var(--clr-primary-light) 0%, #fff 100%);
  border: 1px solid var(--clr-border); border-radius: var(--radius); margin: 4px 0 16px;
}
.score-ring {
  flex-shrink: 0; width: 84px; height: 84px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; flex-direction: column;
  background: var(--clr-primary); color: #fff; box-shadow: var(--shadow-sm);
}
.score-ring .num { font-size: 22px; font-weight: 800; line-height: 1; }
.score-ring .pct { font-size: 10px; opacity: 0.85; margin-top: 2px; }
.score-ring.pass { background: linear-gradient(135deg, var(--clr-accent), #0a5c4c); }
.score-ring.fail { background: linear-gradient(135deg, var(--clr-danger), var(--clr-danger-dark)); }
.score-meta { flex: 1; min-width: 0; }
.score-meta .quiz-name { font-weight: 800; font-size: 15px; color: var(--clr-text); margin-bottom: 4px; }
.score-stats { display: flex; flex-wrap: wrap; gap: 6px; }
.score-stat {
  font-size: 11.5px; font-weight: 700; padding: 4px 10px; border-radius: 999px;
  background: #fff; border: 1px solid var(--clr-border); color: var(--clr-text-muted);
}

.badge-pass { background: var(--clr-accent) !important; color: #fff !important; padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; }
.badge-fail { background: var(--clr-danger) !important; color: #fff !important; padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; }

/* ── Branding image ── */
img[src*="webquizlite.gif"] { opacity: 0.6; transition: opacity .18s; }
img[src*="webquizlite.gif"]:hover { opacity: 1; }

/* ── Misc ── */
input[type="radio"] { accent-color: var(--clr-primary); width: 16px; height: 16px; cursor: pointer; margin-right: 5px; }
blockquote { margin: 0; padding: 14px 18px; }
.bg { background: var(--clr-input); }

table[width="490"], table[width="500"], table[width="600"], table[width="700"] { width: 100% !important; }
table[width="80%"], table[width="90%"], table[width="95%"] { width: 100% !important; }

/* ── Responsive ── */
@media (max-width: 768px) {
  :root { --max-w: 100%; }
  body { padding: 14px 8px 24px; }
  .question-area { flex-direction: column; }
  .section-col { border-right: none; border-bottom: 2px solid var(--clr-primary-light); padding-right: 0; padding-bottom: 10px; margin-bottom: 10px; }
  .question-col { padding-left: 0; }

  /* Quiz list table -> stacked cards */
  .quiz-list-table, .quiz-list-table tbody { display: block; width: 100%; }
  .quiz-list-table tr:first-child { display: none; } /* header row */
  .quiz-list-table tr {
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
    padding: 12px 4px; border-bottom: 1px solid #eef2f6;
  }
  .quiz-list-table tr:last-child { border-bottom: none; }
  .quiz-list-table td { display: block; padding: 0; border: none; }
  .quiz-list-table td:first-child { flex: 0 0 auto; }
  .quiz-list-table td:nth-child(2) { flex: 1 1 100%; font-weight: 700; font-size: 14.5px; order: -1; }
  .quiz-list-table td:nth-child(3), .quiz-list-table td:nth-child(4) {
    font-size: 12px; color: var(--clr-text-muted); background: var(--clr-bg1);
    padding: 3px 9px !important; border-radius: 999px;
  }
  .quiz-list-table td:nth-child(3)::after { content: ' questions'; }
  .quiz-list-table td:nth-child(4)::after { content: ' min'; }
}

@media (max-width: 540px) {
  body { padding: 8px 6px 20px; }
  .card { border-radius: 14px; }
  .button { width: 100%; }
  .result-actions .button, .exam-nav .button { width: auto; }
  .form-table .lbl-col { width: 100%; display: block; padding-bottom: 2px; }
  .form-table td { display: block; width: 100% !important; }
  .admin-nav-bar { gap: 6px; }
  .admin-nav-bar a { flex: 1 1 auto; text-align: center; }
  .form-grid .label-col { width: auto; display: block; }
  .form-grid td { display: block; width: 100% !important; }
  .score-hero { flex-direction: column; text-align: center; }
  .score-stats { justify-content: center; }
}

@media (max-width: 380px) {
  .heading { font-size: 15.5px; }
  .button { font-size: 13.5px; }
}