/* ─────────────────────────────────────────
   MDCAT LMS — Frontend Styles
   Matching result-pedia purple/blue theme
   ───────────────────────────────────────── */

:root {
    --mlms-purple:     #6B2FA0;
    --mlms-purple-dk:  #5a2585;
    --mlms-blue:       #3740ff;
    --mlms-blue-lt:    #eef0ff;
    --mlms-green:      #27ae60;
    --mlms-red:        #e74c3c;
    --mlms-orange:     #f39c12;
    --mlms-gray:       #f5f5f5;
    --mlms-border:     #e0e0e0;
    --mlms-text:       #2c2c2c;
    --mlms-text-lt:    #666;
    --mlms-radius:     8px;
    --mlms-shadow:     0 2px 12px rgba(107,47,160,0.10);
}

.mlms-wrap * { box-sizing: border-box; }
.mlms-wrap { font-family: 'Segoe UI', Tahoma, sans-serif; color: var(--mlms-text); max-width: 860px; margin: 0 auto; padding: 10px; }

/* ── Cards ── */
.mlms-card {
    background: #fff;
    border: 1px solid var(--mlms-border);
    border-radius: var(--mlms-radius);
    padding: 28px;
    margin-bottom: 20px;
    box-shadow: var(--mlms-shadow);
}

/* ── Titles ── */
.mlms-title { font-size: 22px; font-weight: 700; color: var(--mlms-purple); margin: 0 0 6px; }
.mlms-subtitle { color: var(--mlms-text-lt); margin: 0 0 22px; font-size: 14px; }
.mlms-section-title { font-size: 16px; font-weight: 700; color: var(--mlms-purple); margin: 0 0 16px; border-bottom: 2px solid var(--mlms-purple); padding-bottom: 8px; }

/* ── Form Elements ── */
.mlms-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; }
@media (max-width: 580px) { .mlms-form-grid { grid-template-columns: 1fr; } }
.mlms-field label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 6px; color: var(--mlms-text); }
.mlms-select, .mlms-input {
    width: 100%; padding: 11px 14px;
    border: 1.5px solid var(--mlms-border);
    border-radius: 6px; font-size: 14px;
    background: #fff; color: var(--mlms-text);
    transition: border-color .2s;
    outline: none;
}
.mlms-select:focus, .mlms-input:focus { border-color: var(--mlms-purple); }

/* ── Buttons ── */
.mlms-btn {
    display: inline-block; padding: 11px 22px;
    border-radius: 6px; font-size: 14px; font-weight: 600;
    cursor: pointer; border: 2px solid transparent;
    text-decoration: none; transition: all .2s;
}
.mlms-btn:disabled { opacity: .45; cursor: not-allowed; }
.mlms-btn-primary  { background: var(--mlms-purple); color: #fff; border-color: var(--mlms-purple); }
.mlms-btn-primary:hover:not(:disabled)  { background: var(--mlms-purple-dk); }
.mlms-btn-secondary { background: var(--mlms-blue); color: #fff; border-color: var(--mlms-blue); }
.mlms-btn-secondary:hover:not(:disabled) { background: #2a32e0; }
.mlms-btn-outline  { background: transparent; color: var(--mlms-purple); border-color: var(--mlms-purple); }
.mlms-btn-outline:hover:not(:disabled)  { background: var(--mlms-purple); color: #fff; }
.mlms-btn-success  { background: var(--mlms-green); color: #fff; border-color: var(--mlms-green); }
.mlms-btn-success:hover:not(:disabled)  { background: #219a52; }
.mlms-btn-row { display: flex; gap: 12px; flex-wrap: wrap; }

/* ── Paper Info ── */
.mlms-paper-info { background: var(--mlms-blue-lt); border-radius: 6px; padding: 16px; margin-bottom: 20px; }
.mlms-info-grid { display: flex; gap: 24px; flex-wrap: wrap; }
.mlms-info-item { display: flex; flex-direction: column; }
.mlms-info-label { font-size: 11px; color: var(--mlms-text-lt); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
.mlms-info-item span:last-child { font-size: 17px; font-weight: 700; color: var(--mlms-purple); margin-top: 2px; }

/* ── Quiz Header ── */
.mlms-quiz-header {
    display: flex; justify-content: space-between; align-items: center;
    background: var(--mlms-purple); color: #fff;
    border-radius: var(--mlms-radius); padding: 14px 20px; margin-bottom: 16px;
}
.mlms-quiz-meta { display: flex; flex-direction: column; gap: 2px; }
.mlms-quiz-meta span:first-child { font-weight: 700; font-size: 15px; }
.mlms-qcount { font-size: 12px; opacity: .85; }
.mlms-timer-box { text-align: right; }
.mlms-timer-label { font-size: 11px; opacity: .8; display: block; }
.mlms-timer-value { font-size: 26px; font-weight: 800; letter-spacing: 1px; font-variant-numeric: tabular-nums; }
.mlms-timer-value.mlms-timer-warn { color: #ffe06b; }
.mlms-timer-value.mlms-timer-danger { color: #ff6b6b; animation: mlms-pulse .8s infinite; }
@keyframes mlms-pulse { 0%,100%{opacity:1} 50%{opacity:.5} }

/* ── Question Card ── */
.mlms-question-card { padding: 24px; }
.mlms-q-number { font-size: 12px; color: var(--mlms-text-lt); font-weight: 600; text-transform: uppercase; margin-bottom: 10px; }
.mlms-q-text { font-size: 16px; font-weight: 600; line-height: 1.6; margin-bottom: 22px; }
.mlms-options { display: flex; flex-direction: column; gap: 10px; }
.mlms-option {
    display: flex; align-items: center; gap: 14px;
    padding: 13px 16px; border: 2px solid var(--mlms-border);
    border-radius: 8px; cursor: pointer; transition: all .15s;
    font-size: 14px;
}
.mlms-option:hover { border-color: var(--mlms-purple); background: #f9f5ff; }
.mlms-option.mlms-selected { border-color: var(--mlms-purple); background: #f0e8ff; }
.mlms-option.mlms-correct  { border-color: var(--mlms-green); background: #eafaf1; }
.mlms-option.mlms-wrong    { border-color: var(--mlms-red); background: #fef9f9; }
.mlms-option-letter {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--mlms-gray); display: flex; align-items: center;
    justify-content: center; font-weight: 700; font-size: 13px;
    flex-shrink: 0; transition: all .15s;
}
.mlms-selected .mlms-option-letter { background: var(--mlms-purple); color: #fff; }
.mlms-correct  .mlms-option-letter { background: var(--mlms-green); color: #fff; }
.mlms-wrong    .mlms-option-letter { background: var(--mlms-red); color: #fff; }

/* ── Explanation ── */
.mlms-explanation {
    background: #fff8e1; border-left: 4px solid var(--mlms-orange);
    padding: 12px 16px; border-radius: 0 6px 6px 0; margin-top: 16px;
    font-size: 13px; line-height: 1.6;
}
.mlms-explanation strong { display: block; margin-bottom: 4px; color: var(--mlms-orange); }

/* ── Navigation ── */
.mlms-nav-row { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; }
.mlms-progress-dots { display: flex; gap: 5px; flex-wrap: wrap; max-width: 400px; justify-content: center; }
.mlms-dot {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--mlms-border); cursor: pointer; transition: all .15s;
}
.mlms-dot.answered  { background: var(--mlms-purple); }
.mlms-dot.current   { background: var(--mlms-blue); transform: scale(1.3); }
.mlms-dot.correct   { background: var(--mlms-green); }
.mlms-dot.wrong     { background: var(--mlms-red); }
.mlms-submit-row { text-align: center; margin-top: 20px; }

/* ── Result Screen ── */
.mlms-result-card { text-align: center; }
.mlms-result-icon { font-size: 56px; margin-bottom: 10px; }
.mlms-result-title { font-size: 24px; font-weight: 700; color: var(--mlms-purple); margin: 0 0 8px; }
.mlms-score-big { font-size: 48px; font-weight: 800; color: var(--mlms-purple); line-height: 1; }
.mlms-score-pct { font-size: 20px; color: var(--mlms-text-lt); margin-bottom: 20px; }
.mlms-result-stats { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 24px; }
.mlms-rs-item { display: flex; flex-direction: column; align-items: center; background: var(--mlms-gray); border-radius: 8px; padding: 12px 20px; min-width: 90px; }
.mlms-rs-item span { font-size: 12px; color: var(--mlms-text-lt); }
.mlms-rs-item strong { font-size: 20px; font-weight: 700; margin-top: 2px; }
.mlms-result-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-top: 20px; }

/* ── Signup Wall ── */
.mlms-signup-wall { background: linear-gradient(135deg, #f9f5ff 0%, #eef0ff 100%); border: 2px dashed var(--mlms-purple); border-radius: 10px; padding: 24px; margin: 20px 0; }
.mlms-wall-inner h3 { color: var(--mlms-purple); margin: 0 0 8px; }
.mlms-wall-inner p { color: var(--mlms-text-lt); margin: 0 0 16px; }
.mlms-wall-inner .mlms-btn { margin: 4px; }

/* ── Rank Badge ── */
.mlms-rank-badge { display: inline-block; background: linear-gradient(135deg, var(--mlms-purple), var(--mlms-blue)); color: #fff; padding: 8px 18px; border-radius: 20px; font-weight: 700; margin: 12px 0; font-size: 15px; }

/* ── Review ── */
.mlms-review-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.mlms-review-header h3 { margin: 0; color: var(--mlms-purple); }
.mlms-review-item { background: #fff; border: 1px solid var(--mlms-border); border-radius: 8px; padding: 18px; margin-bottom: 12px; }
.mlms-review-item.rv-correct { border-color: var(--mlms-green); }
.mlms-review-item.rv-wrong   { border-color: var(--mlms-red); }
.mlms-review-item.rv-skipped { border-color: var(--mlms-orange); }
.mlms-rv-q { font-weight: 600; margin-bottom: 10px; }
.mlms-rv-meta { font-size: 13px; margin-top: 8px; display: flex; gap: 16px; flex-wrap: wrap; }
.mlms-rv-chosen { color: var(--mlms-red); }
.mlms-rv-correct { color: var(--mlms-green); }

/* ── Leaderboard Table ── */
.mlms-lb-table .mlms-top-1 td { background: #fffde7; }
.mlms-lb-table .mlms-top-2 td { background: #f5f5f5; }
.mlms-lb-table .mlms-top-3 td { background: #fff3e0; }
.mlms-rank { font-size: 18px; }

/* ── Tables ── */
.mlms-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.mlms-table th { background: var(--mlms-blue); color: #fff; padding: 10px 12px; text-align: left; }
.mlms-table td { padding: 9px 12px; border-bottom: 1px solid var(--mlms-border); }
.mlms-table tr:hover td { background: #f9f5ff; }

/* ── Score Pills ── */
.mlms-score-pill { display: inline-block; padding: 2px 10px; border-radius: 12px; font-weight: 700; font-size: 13px; }
.mlms-score-good { background: #d4edda; color: #155724; }
.mlms-score-avg  { background: #fff3cd; color: #856404; }
.mlms-score-low  { background: #f8d7da; color: #721c24; }

/* ── Dashboard ── */
.mlms-dashboard {}
.mlms-db-header { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.mlms-db-avatar { font-size: 48px; }
.mlms-db-header h2 { margin: 0; color: var(--mlms-purple); }
.mlms-db-header p  { margin: 4px 0; color: var(--mlms-text-lt); font-size: 14px; }
.mlms-db-logout { margin-left: auto; }
.mlms-tier-badge { display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 11px; font-weight: 700; }
.mlms-tier-free    { background: #e8f4fd; color: #1a73e8; }
.mlms-tier-premium { background: #fff3cd; color: #856404; }
.mlms-stats-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 20px; }
@media (max-width:500px) { .mlms-stats-grid { grid-template-columns: 1fr; } }
.mlms-stat-card { background: var(--mlms-purple); color: #fff; border-radius: 8px; padding: 20px; text-align: center; }
.mlms-stat-num  { font-size: 28px; font-weight: 800; }
.mlms-stat-label { font-size: 12px; opacity: .85; margin-top: 4px; }
.mlms-empty { color: var(--mlms-text-lt); font-style: italic; }

/* ── Auth Tabs ── */
.mlms-auth-tabs { display: flex; margin-bottom: 20px; border-bottom: 2px solid var(--mlms-border); }
.mlms-auth-tab {
    padding: 10px 20px; font-size: 14px; font-weight: 600;
    border: none; background: none; cursor: pointer; color: var(--mlms-text-lt);
    border-bottom: 3px solid transparent; margin-bottom: -2px;
}
.mlms-auth-tab.active { color: var(--mlms-purple); border-bottom-color: var(--mlms-purple); }
.mlms-auth-form .mlms-field { margin-bottom: 14px; }
.mlms-error { background: #ffeef0; color: var(--mlms-red); padding: 8px 12px; border-radius: 6px; font-size: 13px; }

/* ── Modals ── */
.mlms-modal { position: fixed; inset: 0; z-index: 9999; display: flex; align-items: center; justify-content: center; }
.mlms-modal-overlay { position: absolute; inset: 0; background: rgba(0,0,0,.5); }
.mlms-modal-box { position: relative; background: #fff; border-radius: 10px; width: 90%; max-width: 480px; max-height: 90vh; overflow-y: auto; box-shadow: 0 8px 40px rgba(0,0,0,.25); }
.mlms-modal-header { display: flex; justify-content: space-between; align-items: center; padding: 18px 24px; border-bottom: 1px solid var(--mlms-border); }
.mlms-modal-header h3 { margin: 0; color: var(--mlms-purple); }
.mlms-modal-close { background: none; border: none; font-size: 18px; cursor: pointer; color: var(--mlms-text-lt); padding: 4px 8px; }
.mlms-modal-body { padding: 24px; }

/* ── Share Link ── */
.mlms-share-link-wrap { display: flex; gap: 8px; margin-bottom: 12px; }
.mlms-share-link-wrap .mlms-input { flex: 1; }
.mlms-share-note { color: var(--mlms-text-lt); font-size: 13px; margin: 8px 0 8px; }