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

.slc {
    --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);
    --recommended: #4ade80;
    --recommended-glow: rgba(74, 222, 128, 0.15);

    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2.5rem 1.25rem 3rem;
    max-width: 560px;
    margin: 0 auto;
    min-height: 100vh;
    min-height: 100dvh;
    color: var(--text);
    background: var(--bg);
}

#sleep-calculator-container.base-layout-content-container {
    background: var(--bg);
}

/* ── Description ─────────────────────────────────── */

/* Änderungsprotokoll: 2026-08-19 | parent-agent | @skill-css-rules, @skill-change-provenance | Tool-Beschreibung linksbündig für konsistente Leseführung */
.slc-description {
    font-size: 0.9rem;
    color: var(--text-dim);
    text-align: left;
    margin-bottom: 2rem;
    line-height: 1.6;
    max-width: 440px;
}

/* ── Mode Toggle ─────────────────────────────────── */

.slc-mode-toggle {
    display: flex;
    gap: 0;
    margin-bottom: 1.5rem;
    background: var(--surface-glass);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 3px;
    flex-wrap: wrap;
    justify-content: center;
}

.slc-mode-btn {
    padding: 0.4rem 1rem;
    border: none;
    border-radius: 999px;
    background: transparent;
    color: var(--text-dim);
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    white-space: nowrap;
}

.slc-mode-btn.slc-mode-active {
    background: var(--accent);
    color: #0f0f13;
}

/* ── Input Area ──────────────────────────────────── */

.slc-input-area {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.slc-time-input {
    padding: 0.75rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: var(--surface-glass);
    color: var(--text);
    font-size: 1.5rem;
    font-family: var(--font-family-mono);
    font-variant-numeric: tabular-nums;
    text-align: center;
    outline: none;
    transition: border-color 0.2s;
    width: 180px;
}

.slc-time-input:focus {
    border-color: var(--accent);
}

.slc-info-text {
    font-size: 0.8rem;
    color: var(--accent);
    text-align: center;
}

.slc-offset-info {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-align: center;
    margin-bottom: 1.5rem;
}

.slc-hidden {
    display: none;
}

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

.slc-actions {
    margin-bottom: 1rem;
}

.slc-btn-calculate {
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 999px;
    background: var(--accent);
    color: #0f0f13;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.2s;
    box-shadow: 0 0 24px var(--accent-glow), 0 4px 16px rgba(0, 0, 0, 0.4);
}

.slc-btn-calculate:hover {
    transform: scale(1.05);
    box-shadow: 0 0 36px var(--accent-glow), 0 4px 20px rgba(0, 0, 0, 0.5);
}

.slc-btn-calculate:active {
    transform: scale(0.95);
}

.slc-label-row {
    margin-bottom: 2rem;
    text-align: center;
}

/* Änderungsprotokoll: 2026-08-19 | parent-agent | @skill-css-rules, @skill-change-provenance | Tastatur-Hinweis dunkles Theme kontrastreicher */
.slc-label-row .sw-kbd-hint {
    font-size: 0.76rem;
    color: rgba(255, 255, 255, 0.74);
    letter-spacing: 0.04em;
    font-weight: 500;
}

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

.slc-results {
    width: 100%;
    overflow-x: auto;
}

.slc-div-table {
    width: 100%;
}

.slc-div-table-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    border-bottom: 1px solid var(--border);
}

.slc-div-table-header > .slc-div-table-cell {
    padding: 0.6rem 0.75rem;
    font-weight: 500;
    color: var(--text-dim);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.slc-div-table-header > .slc-div-table-cell:last-child {
    text-align: right;
}

.slc-div-table-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    transition: background-color 0.15s;
}

.slc-div-table-row > .slc-div-table-cell {
    padding: 0.65rem 0.75rem;
    font-variant-numeric: tabular-nums;
    font-size: 0.9rem;
    color: var(--text-dim);
}

.slc-div-table-row > .slc-div-table-cell:first-child {
    font-family: var(--font-family-mono);
    font-size: 1.1rem;
    color: var(--text);
    font-weight: 500;
}

.slc-div-table-row > .slc-div-table-cell:last-child {
    text-align: right;
}

.slc-div-table-row:hover {
    background: rgba(255, 255, 255, 0.02);
}

.slc-div-table-row.slc-recommended > .slc-div-table-cell {
    color: var(--recommended);
}

.slc-div-table-row.slc-recommended > .slc-div-table-cell:first-child {
    color: var(--recommended);
    font-weight: 600;
}

.slc-recommended-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--recommended);
    background: var(--recommended-glow);
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
}

.slc-result-row-new > .slc-div-table-cell {
    animation: slc-row-in 0.3s ease-out;
}

@keyframes slc-row-in {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Light Theme ─────────────────────────────────── */

[data-theme="light"] .slc {
    --bg: #ffffff;
    --surface: #ffffff;
    --surface-glass: rgba(0, 0, 0, 0.03);
    --border: rgba(0, 0, 0, 0.08);
    --text: #1a1a2e;
    --text-dim: #4b5563;
    --accent: #0d9488;
    --accent-glow: rgba(13, 148, 136, 0.2);
    --recommended: #16a34a;
    --recommended-glow: rgba(22, 163, 74, 0.12);
}

[data-theme="light"] #sleep-calculator-container.base-layout-content-container {
    background: #ffffff;
}

[data-theme="light"] .slc-mode-btn.slc-mode-active {
    color: #ffffff;
}

[data-theme="light"] .slc-btn-calculate {
    color: #ffffff;
    box-shadow: 0 0 24px var(--accent-glow), 0 4px 16px rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .slc-btn-calculate:hover {
    box-shadow: 0 0 36px var(--accent-glow), 0 4px 20px rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .slc-div-table-row > .slc-div-table-cell {
    border-bottom-color: rgba(0, 0, 0, 0.05);
}

[data-theme="light"] .slc-div-table-row:hover {
    background: rgba(0, 0, 0, 0.02);
}

/* Änderungsprotokoll: 2026-08-19 | parent-agent | @skill-css-rules, @skill-change-provenance | Tastatur-Hinweis helles Theme kontrastreicher */
[data-theme="light"] .slc-label-row .sw-kbd-hint {
    color: rgba(31, 41, 55, 0.95);
}

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

@media (min-width: 480px) {
    .slc-time-input {
        font-size: 1.75rem;
        width: 220px;
    }

    .slc-div-table-row > .slc-div-table-cell:first-child {
        font-size: 1.25rem;
    }
}

@media (min-width: 768px) {
    .slc {
        max-width: 640px;
    }

    .slc-time-input {
        font-size: 2rem;
        width: 260px;
    }
}