/* Shift Calculator – Premium Dark Theme
 *
 * Aenderungsprotokoll: 2026-08-19 | subagent-create-screen | @skill-css-rules, @skill-change-provenance | Initiale Erstellung screen-shift-calculator
 */

.sc {
    --bg: #0f0f13;
    --surface: #1a1a22;
    --surface-glass: rgba(255, 255, 255, 0.04);
    --border: rgba(255, 255, 255, 0.06);
    --text: #e8e8ed;
    --text-dim: #b4bcc9;
    --accent: #2dd4bf;
    --accent-glow: rgba(45, 212, 191, 0.15);
    --danger: #f87171;
    --danger-glow: rgba(248, 113, 113, 0.15);
    --success: #4ade80;
    --success-glow: rgba(74, 222, 128, 0.15);

    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 1.25rem 3rem;
    max-width: 520px;
    margin: 0 auto;
    color: var(--text);
}

.sc-tool-description {
    text-align: left;
    color: var(--text-dim);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0.65rem auto 1.75rem;
    max-width: 520px;
    padding: 0 1.25rem;
}

/* ── Form ──────────────────────────────────────────── */

.sc-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    width: 100%;
    margin-bottom: 1.5rem;
}

.sc-field {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

/* Änderungsprotokoll: 2026-08-19 | parent-agent | @skill-css-rules, @skill-change-provenance | Kontrast für Formular-Labels erhöht */
.sc-field label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text);
    opacity: 0.92;
}

.sc-input {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-size: 1rem;
    padding: 0.65rem 0.85rem;
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
    width: 100%;
    box-sizing: border-box;
}

.sc-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.sc-input::placeholder {
    color: var(--text-dim);
    opacity: 0.5;
}

/* ── Actions ───────────────────────────────────────── */

.sc-actions {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    width: 100%;
    justify-content: center;
}

.sc-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.5rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface-glass);
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.sc-btn svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.sc-btn:hover {
    background: var(--accent-glow);
    border-color: var(--accent);
}

.sc-btn-calculate {
    background: var(--accent-glow);
    border-color: var(--accent);
    color: var(--accent);
}

.sc-btn-calculate:hover {
    box-shadow: 0 0 16px var(--accent-glow);
}

.sc-btn-reset {
    color: var(--text-dim);
}

.sc-btn-reset:hover {
    color: var(--danger);
    border-color: var(--danger);
    background: var(--danger-glow);
}

/* ── Results ───────────────────────────────────────── */

.sc-results {
    width: 100%;
    margin-top: 1.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 1.25rem;
    transition: opacity 0.3s, transform 0.3s;
}

.sc-results-hidden {
    opacity: 0;
    transform: translateY(8px);
    pointer-events: none;
}

.sc-results-visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.sc-result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
}

.sc-result-row:last-child {
    border-bottom: none;
}

.sc-result-label {
    font-size: 0.85rem;
    color: var(--text-dim);
    font-weight: 500;
}

.sc-result-value {
    font-size: 1.1rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--text);
}

.sc-result-overtime .sc-result-value {
    color: var(--success);
}

.sc-result-undertime .sc-result-value {
    color: var(--danger);
}

.sc-result-row-hidden {
    display: none;
}

/* ── Label Row ─────────────────────────────────────── */

.sc-label-row {
    text-align: center;
    width: 100%;
}

/* Änderungsprotokoll: 2026-08-19 | parent-agent | @skill-css-rules, @skill-change-provenance | Tastatur-Hinweis besser lesbar in beiden Themes */
.sc-label-row .sw-kbd-hint {
    display: inline-block;
    font-size: 0.78rem;
    color: var(--text);
    opacity: 0.82;
    letter-spacing: 0.04em;
    font-weight: 500;
}

/* Änderungsprotokoll: 2026-08-19 | parent-agent | @skill-css-rules, @skill-change-provenance | Helleres Theme mit stabiler Label-Lesbarkeit */
[data-theme="light"] .sc {
    --text-dim: #4b5563;
}

/* Änderungsprotokoll: 2026-08-19 | parent-agent | @skill-css-rules, @skill-change-provenance | Light-Theme-Hinweistext ausreichend dunkel */
[data-theme="light"] .sc-label-row .sw-kbd-hint {
    color: #374151;
    opacity: 1;
}

/* ── Responsive ────────────────────────────────────── */

@media (max-width: 480px) {
    .sc-form {
        grid-template-columns: 1fr;
    }

    .sc-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .sc-btn {
        justify-content: center;
    }
}