/* Reusable UI components: cards, forms, buttons, pills. */

.card {
    grid-column: span 12;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 14px;
    box-shadow: 0 6px 20px var(--shadow);
}

@media (min-width: 900px) {
    .card.left  { grid-column: span 6; }
    .card.right { grid-column: span 6; }
    .card.full  { grid-column: span 12; }
}

.card h2 {
    margin: 0 0 10px;
    font-size: 18px;
}

.card-subtitle {
    font-size: 13px;
    color: var(--muted);
    font-weight: normal;
    margin-left: 6px;
}

.hint {
    color: var(--muted);
    font-size: 13px;
    margin: 4px 0 10px;
}

.row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 10px;
    align-items: center;
    margin: 6px 0;
}

.row label { font-size: 14px; }

input[type="number"] {
    width: 120px;
    padding: 8px 10px;
    border-radius: 8px;
    border: 1px solid var(--line);
    background: var(--input-bg);
    color: var(--text);
    outline: none;
    font-size: 14px;
}

input[type="number"]:focus-visible {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--focus-ring);
}

.box {
    background: var(--bg-soft);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 10px;
    margin-top: 10px;
    font-size: 14px;
}

.totals {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 8px;
}

.pill {
    border: 1px solid var(--line);
    background: var(--bg-soft);
    color: var(--text);
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 13px;
}

/* Semantic status colors. Always paired with text content,
   never the sole indicator of meaning. */
.ok   { color: var(--ok); }
.warn { color: var(--warn); }
.bad  { color: var(--bad); }
.good { color: var(--good); }

.btns {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    flex-wrap: wrap;
}

button {
    background: var(--accent);
    color: var(--accent-text);
    border: none;
    padding: 10px 14px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    font-size: inherit;
}

button.secondary {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--line);
}

button:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
}

button:hover:not(:disabled) { filter: brightness(1.05); }
button.secondary:hover { border-color: var(--accent); }

.quiz-grid {
    gap: 8px;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
}
.quiz-grid input[type="number"] {
    width: 100%;
    min-width: 0;
    padding: 6px 8px;
}

.selector {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 50vh;
    text-align: center;
    padding: 40px 16px;
}
.selector h2 { font-size: 22px; margin: 0 0 8px; }
.selector p {
    color: var(--muted);
    font-size: 15px;
    margin: 0 0 24px;
    max-width: 500px;
}
.selector-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}
.selector-btns button {
    padding: 16px 24px;
    font-size: 16px;
    border-radius: 12px;
    min-width: 200px;
}
.selector-btns button.secondary {
    background: var(--bg-soft);
    color: var(--text);
    border: 1px solid var(--line);
}
.selector-btns .button-sub {
    display: block;
    font-size: 12px;
    font-weight: 400;
    color: var(--muted);
    margin-top: 4px;
}

.mode-tag {
    display: inline-block;
    background: var(--accent);
    color: var(--accent-text);
    font-size: 12px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 6px;
    margin-left: 8px;
    vertical-align: middle;
}

.back-btn {
    font-size: 13px;
    padding: 6px 12px;
}

.mode-toolbar {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.section-heading {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--muted);
    margin: 14px 0 4px;
    font-weight: 600;
}

.running-total {
    margin-top: 12px;
    padding: 10px;
    background: var(--bg-soft);
    border: 1px solid var(--line);
    border-radius: 8px;
    text-align: center;
    font-size: 18px;
    font-weight: 600;
}

.grade-display {
    margin-top: 12px;
    padding: 14px;
    background: var(--bg-soft);
    border: 1px solid var(--line);
    border-radius: 10px;
    text-align: center;
}
.grade-display .big { font-size: 36px; font-weight: 800; margin: 4px 0; }
.grade-display .detail { font-size: 14px; color: var(--muted); }

.breakdown-row {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 8px;
    align-items: center;
    padding: 4px 0;
    font-size: 13px;
    border-bottom: 1px solid var(--line);
}
.breakdown-row:last-child { border-bottom: none; }
.breakdown-row .label { color: var(--text); }
.breakdown-row .weight-note { font-size: 11px; color: var(--muted); }
.breakdown-row .pct { color: var(--muted); text-align: right; }
.breakdown-row .contrib {
    color: var(--good);
    text-align: right;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    min-width: 60px;
}
.breakdown-row.empty { opacity: 0.5; }

/* Theme picker */
.theme-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 0 0 auto;
}
.theme-controls label { font-size: 13px; color: var(--muted); }
.theme-controls select {
    padding: 6px 8px;
    border-radius: 8px;
    border: 1px solid var(--line);
    background: var(--input-bg);
    color: var(--text);
    font-size: 13px;
    font-family: inherit;
}
.theme-controls select:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
    border-color: var(--accent);
}
.theme-toggle {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--line);
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 13px;
}

.disclaimer {
    background: var(--bg-soft);
    border-left: 3px solid var(--warn);
    padding: 10px 12px;
    border-radius: 6px;
    margin: 12px 0 0;
    font-size: 13px;
    color: var(--text);
}

.debug-fill-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 48px;
    height: 32px;
    background: transparent;
    color: transparent;
    border: none;
    padding: 0;
    pointer-events: none;
    font-size: 13px;
    font-weight: 700;
    z-index: 10;
}

html[data-debug-mode="on"] .debug-fill-btn {
    background: var(--bad);
    color: #fff;
    pointer-events: auto;
    cursor: pointer;
    border-radius: 8px;
    box-shadow: 0 2px 6px var(--shadow);
}

html[data-debug-mode="on"] .debug-fill-btn:hover { filter: brightness(1.08); }

html[data-debug-mode="on"] .debug-fill-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--focus-ring);
}