:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --accent-green: #10b981;
    --accent-red: #f43f5e;
    --accent-yellow: #f59e0b;
    --accent-amber: #d97706;
    --card-glow-dl62: rgba(99, 102, 241, 0.03);
    --card-glow-dl119: rgba(16, 185, 129, 0.03);
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    background-image: 
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(16, 185, 129, 0.05) 0px, transparent 50%);
    background-attachment: fixed;
    min-height: 100vh;
    padding: 2rem 1rem;
}

.app-container {
    max-width: 1100px;
    margin: 0 auto;
}

/* Header */
header {
    margin-bottom: 2.5rem;
    text-align: center;
}

header h1 {
    font-size: 2.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #f8fafc, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
    font-weight: 400;
}

/* Cards */
.controls-card, .results-card, .card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.75rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    margin-bottom: 1.5rem;
}

.controls-card h2 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #f1f5f9;
}

.section-note {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: -0.5rem;
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

/* Config Grid */
.config-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

@media (max-width: 700px) {
    .config-grid {
        grid-template-columns: 1fr;
    }
}

.config-summary {
    margin-top: 1rem;
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
    padding: 0.75rem 1rem;
    background: rgba(99, 102, 241, 0.06);
    border: 1px solid rgba(99, 102, 241, 0.1);
    border-radius: 8px;
}

.config-tag {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.config-tag strong {
    color: #c7d2fe;
}

/* Form Controls */
.input-group {
    margin-bottom: 0;
}

.input-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: #e2e8f0;
    margin-bottom: 0.4rem;
}

select, input[type="number"] {
    width: 100%;
    background-color: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 0.65rem 0.85rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

select:focus, input[type="number"]:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

/* Checkbox */
.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 0.2rem;
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
}

.checkbox-group label {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.4;
    cursor: pointer;
}

/* ================================================= */
/*   SCHEDULE GRID — 8-Week Day-by-Day Builder       */
/* ================================================= */
.schedule-section {
    overflow: visible;
}

.schedule-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.schedule-header-row h2 {
    margin-bottom: 0;
}

.schedule-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-action {
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    border-radius: 6px;
    padding: 0.4rem 0.85rem;
    font-family: var(--font-sans);
    font-size: 0.78rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.btn-action:hover {
    background: rgba(99, 102, 241, 0.15);
    border-color: rgba(99, 102, 241, 0.3);
    color: var(--text-primary);
}

/* Schedule Grid Layout */
.schedule-grid {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

/* Week Row */
.week-row {
    display: grid;
    grid-template-columns: 48px repeat(7, 1fr);
    gap: 2px;
}

/* Week label */
.week-label {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: rgba(15, 23, 42, 0.4);
    border-radius: 6px 0 0 6px;
    user-select: none;
}

/* Column header */
.col-header {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-secondary);
    padding: 0.4rem 0;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    user-select: none;
}

.col-header.weekend {
    color: var(--accent-yellow);
}

/* Day Cell */
.day-cell {
    background: rgba(15, 23, 42, 0.35);
    border: 1px solid rgba(255, 255, 255, 0.03);
    border-radius: 4px;
    padding: 3px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    min-height: 52px;
    transition: background-color 0.15s ease;
}

.day-cell:hover {
    background: rgba(15, 23, 42, 0.55);
}

.day-cell.has-shift {
    background: rgba(99, 102, 241, 0.06);
    border-color: rgba(99, 102, 241, 0.12);
}

.day-cell.is-weekend {
    background: rgba(245, 158, 11, 0.04);
    border-color: rgba(245, 158, 11, 0.08);
}

.day-cell.is-weekend.has-shift {
    background: rgba(245, 158, 11, 0.08);
    border-color: rgba(245, 158, 11, 0.15);
}

/* Shift toggle buttons */
.shift-toggles {
    display: flex;
    gap: 2px;
    width: 100%;
}

.shift-btn {
    flex: 1;
    padding: 4px 0;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 3px;
    font-family: var(--font-sans);
    font-size: 0.68rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.12s ease;
    background: rgba(15, 23, 42, 0.5);
    color: rgba(148, 163, 184, 0.5);
    text-align: center;
    user-select: none;
    line-height: 1;
}

.shift-btn:hover {
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--text-secondary);
}

.shift-btn.active-d {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: #1a1a2e;
    border-color: #f59e0b;
    box-shadow: 0 0 6px rgba(245, 158, 11, 0.25);
}

.shift-btn.active-n {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    color: #fff;
    border-color: #6366f1;
    box-shadow: 0 0 6px rgba(99, 102, 241, 0.25);
}

/* Feriado checkbox */
.feriado-toggle {
    display: flex;
    align-items: center;
    gap: 1px;
    cursor: pointer;
    user-select: none;
}

.feriado-toggle input {
    display: none;
}

.feriado-badge {
    font-size: 0.58rem;
    font-weight: 700;
    color: rgba(148, 163, 184, 0.35);
    letter-spacing: 0.02em;
    transition: color 0.12s ease;
    line-height: 1;
}

.feriado-toggle input:checked + .feriado-badge {
    color: var(--accent-red);
    text-shadow: 0 0 6px rgba(244, 63, 94, 0.3);
}

/* Schedule Totals Bar */
.schedule-totals {
    display: flex;
    gap: 1px;
    margin-top: 0.75rem;
    background: rgba(15, 23, 42, 0.3);
    border-radius: 8px;
    overflow: hidden;
}

.total-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.65rem 0.5rem;
    background: rgba(15, 23, 42, 0.4);
}

.total-item:first-child {
    border-radius: 8px 0 0 8px;
}

.total-item:last-child {
    border-radius: 0 8px 8px 0;
}

.total-label {
    font-size: 0.68rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.total-value {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
}

.weekend-item .total-value {
    color: var(--accent-yellow);
}

/* ========== RESULTS SECTION ========== */
.results-section {
    margin-top: 0.5rem;
}

.results-card {
    margin-bottom: 1.5rem;
}

.results-card h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: #f1f5f9;
}

/* Summary Cards */
.summary-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 700px) {
    .summary-cards {
        grid-template-columns: 1fr;
    }
}

.card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 110px;
    position: relative;
    overflow: hidden;
}

.card h3 {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
    font-weight: 600;
}

.card .value {
    font-size: 1.65rem;
    font-weight: 700;
    margin-bottom: 0.2rem;
}

.card .card-detail {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

.card-dl62 {
    border-left: 4px solid var(--primary);
    background: radial-gradient(circle at top right, var(--card-glow-dl62), transparent 70%), var(--card-bg);
}

.card-dl62 .value { color: #a5b4fc; }

.card-dl119 {
    border-left: 4px solid var(--accent-green);
    background: radial-gradient(circle at top right, var(--card-glow-dl119), transparent 70%), var(--card-bg);
}

.card-dl119 .value { color: #6ee7b7; }

.card-diff { border-left: 4px solid var(--text-secondary); }
.card-diff.gain { border-left-color: var(--accent-green); }
.card-diff.gain .value { color: var(--accent-green); }
.card-diff.loss { border-left-color: var(--accent-red); }
.card-diff.loss .value { color: var(--accent-red); }

/* Block Progression */
.block-progression {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
}

.block-progression h3 {
    font-size: 0.85rem;
    font-weight: 600;
    color: #e2e8f0;
    margin-bottom: 0.75rem;
}

.block-stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.5rem;
    margin-bottom: 1.25rem;
    background: rgba(15, 23, 42, 0.3);
    border-radius: 8px;
    padding: 0.5rem;
    border: 1px solid var(--border-color);
}

@media (max-width: 600px) {
    .block-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .block-stats-grid > div:last-child {
        grid-column: span 2;
    }
}

.stat-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0.25rem;
    background: rgba(15, 23, 42, 0.4);
    border-radius: 6px;
    text-align: center;
}

.stat-label {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin-bottom: 0.2rem;
}

.stat-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.highlight-primary { color: #c7d2fe; }
.highlight-green { color: #6ee7b7; }
.highlight-yellow { color: var(--accent-yellow); }
.highlight-blue { color: #38bdf8; }

.blocks-visual {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.block-bar {
    flex: 1;
    min-width: 60px;
    max-width: 100px;
    background: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    padding: 0.5rem 0.35rem;
    text-align: center;
    transition: all 0.2s ease;
}

.block-bar.filled {
    background: rgba(99, 102, 241, 0.12);
    border-color: rgba(99, 102, 241, 0.2);
}

.block-bar.partial {
    background: rgba(245, 158, 11, 0.08);
    border-color: rgba(245, 158, 11, 0.15);
}

.block-bar .block-num {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-secondary);
    display: block;
}

.block-bar .block-pct {
    font-size: 0.78rem;
    font-weight: 700;
    color: #c7d2fe;
    display: block;
}

.block-bar.filled .block-pct {
    color: #a5b4fc;
}

.block-bar .block-hours {
    font-size: 0.58rem;
    color: var(--text-secondary);
    display: block;
}

/* Charts */
.chart-container {
    position: relative;
    height: 280px;
    width: 100%;
    margin-top: 0.75rem;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
    margin-top: 0.75rem;
}

.breakdown-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.88rem;
}

.breakdown-table th {
    color: var(--text-secondary);
    font-weight: 600;
    padding: 0.65rem 0.85rem;
    border-bottom: 2px solid var(--border-color);
    font-size: 0.8rem;
}

.breakdown-table td {
    padding: 0.85rem;
    border-bottom: 1px solid var(--border-color);
}

.breakdown-table tr:last-child td { border-bottom: none; }
.bold { font-weight: 600; }
.text-right { text-align: right; }

/* Calculation Details */
.calc-details {
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
}

.calc-details h3 {
    font-size: 0.9rem;
    font-weight: 600;
    color: #e2e8f0;
    margin-bottom: 0.75rem;
}

.calc-detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
}

@media (max-width: 800px) {
    .calc-detail-grid {
        grid-template-columns: 1fr;
    }
}

.calc-detail-panel {
    background: rgba(15, 23, 42, 0.35);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.85rem;
}

.calc-detail-panel h4 {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-secondary);
    margin-bottom: 0.6rem;
}

.calc-detail-row {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.5fr) auto;
    gap: 0.65rem;
    align-items: start;
    padding: 0.55rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.78rem;
}

.calc-detail-row:last-child {
    border-bottom: none;
}

.calc-detail-label {
    color: var(--text-primary);
    font-weight: 600;
}

.calc-detail-formula {
    color: var(--text-secondary);
    line-height: 1.35;
}

.calc-detail-value {
    color: #c7d2fe;
    font-weight: 700;
    white-space: nowrap;
    text-align: right;
}

.calc-detail-total {
    margin-top: 0.5rem;
    padding-top: 0.65rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.calc-detail-total .calc-detail-label,
.calc-detail-total .calc-detail-value {
    color: var(--accent-green);
}

@media (max-width: 560px) {
    .calc-detail-row {
        grid-template-columns: 1fr;
        gap: 0.2rem;
    }

    .calc-detail-value {
        text-align: left;
    }
}
/* Alert Boxes */
.alert-box {
    margin-top: 1.25rem;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: 8px;
    padding: 0.85rem;
    display: flex;
    gap: 0.65rem;
    align-items: flex-start;
}

.alert-box.warning {
    background: rgba(244, 63, 94, 0.08);
    border-color: rgba(244, 63, 94, 0.15);
}

.alert-icon {
    font-size: 1rem;
    line-height: 1;
}

.alert-box.warning .alert-icon { color: var(--accent-red); }

.alert-box p {
    font-size: 0.78rem;
    line-height: 1.4;
    color: var(--text-secondary);
}

/* Loss Scenario Card */
.loss-scenario-card {
    transition: all 0.3s ease;
    border-left: 4px solid var(--accent-red);
}

.loss-scenario-card.highlight {
    border-color: var(--accent-red);
    box-shadow: 0 0 20px rgba(244, 63, 94, 0.2);
    background: radial-gradient(circle at top right, rgba(244, 63, 94, 0.05), transparent 70%), var(--card-bg);
}

.loss-explanation {
    margin-top: 1.25rem;
    background: rgba(244, 63, 94, 0.04);
    border: 1px solid rgba(244, 63, 94, 0.1);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.loss-explanation h3 {
    color: #fda4af;
    font-size: 0.95rem;
    margin-bottom: 0.65rem;
    font-weight: 600;
}

.loss-explanation ul {
    list-style-type: none;
    margin-bottom: 0.65rem;
}

.loss-explanation li {
    font-size: 0.82rem;
    margin-bottom: 0.4rem;
    padding-left: 1.15rem;
    position: relative;
    color: var(--text-secondary);
}

.loss-explanation li::before {
    content: "•";
    color: var(--accent-red);
    font-weight: bold;
    position: absolute;
    left: 0;
}

.loss-math-note {
    font-size: 0.78rem;
    color: var(--text-secondary);
    border-left: 2px solid rgba(244, 63, 94, 0.3);
    padding-left: 0.75rem;
    margin-top: 0.65rem;
}

.contact-box {
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.15);
    border-radius: 8px;
    padding: 0.85rem;
    display: flex;
    gap: 0.65rem;
    align-items: center;
}

.contact-box p {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.contact-box a {
    color: #a5b4fc;
    font-weight: 600;
    text-decoration: none;
}

.contact-box a:hover {
    text-decoration: underline;
    color: #c7d2fe;
}

/* Footer */
footer {
    margin-top: 2.5rem;
    text-align: center;
    font-size: 0.78rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    padding-top: 1.25rem;
}

.footer-links {
    margin-top: 0.65rem;
    display: flex;
    justify-content: center;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--accent-green);
    text-decoration: underline;
}

.footer-links .separator {
    color: var(--border-color);
}

/* ================================================= */
/*   SIM Light Theme                                  */
/* ================================================= */
:root {
    --bg-primary: #f3f4f6;
    --bg-secondary: #ffffff;
    --card-bg: #ffffff;
    --border-color: #e5e7eb;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --primary: #1e3a8a;
    --primary-hover: #1d4ed8;
    --accent-green: #059669;
    --accent-red: #dc2626;
    --accent-yellow: #f59e0b;
    --accent-amber: #d97706;
    --card-glow-dl62: rgba(30, 58, 138, 0.04);
    --card-glow-dl119: rgba(5, 150, 105, 0.04);
    --font-sans: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
}

body {
    background: #f3f4f6;
    color: var(--text-primary);
    background-image: none;
    padding: 2.25rem 1rem;
}

.app-container {
    max-width: 1210px;
}

.logo-container {
    margin-bottom: 1.25rem;
    text-align: center;
}

.sim-logo {
    width: min(260px, 70vw);
    height: auto;
    display: inline-block;
    filter: none;
}

header {
    margin-bottom: 2rem;
}

header h1 {
    color: #1e3a8a;
    background: none;
    -webkit-background-clip: initial;
    -webkit-text-fill-color: currentColor;
    letter-spacing: 0;
    font-size: 2rem;
}

.subtitle {
    color: #6b7280;
}

.controls-card,
.results-card,
.card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    box-shadow: 0 10px 22px rgba(15, 23, 42, 0.06);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.info-card {
    background: #fffbeb !important;
    border-color: #fde68a !important;
    border-left-color: #f59e0b !important;
    box-shadow: 0 8px 18px rgba(217, 119, 6, 0.08);
}

.controls-card h2,
.results-card h2,
.block-progression h3,
.calc-details h3,
.loss-explanation h3 {
    color: #1e3a8a;
}

.input-group label,
.checkbox-group label {
    color: #374151;
}

.section-note,
.card .card-detail,
.config-tag,
.stat-label,
.block-bar .block-num,
.block-bar .block-hours,
.alert-box p,
.contact-box p,
.loss-math-note,
.loss-explanation li,
.loss-explanation p,
.calc-detail-formula {
    color: #6b7280;
}

select,
input[type="number"] {
    background-color: #ffffff;
    border-color: #d1d5db;
    color: #111827;
}

select:focus,
input[type="number"]:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18);
}

.config-summary,
.schedule-totals,
.block-stats-grid {
    background: #f9fafb;
    border-color: #e5e7eb;
}

.config-tag strong,
.highlight-primary {
    color: #1e3a8a;
}

.week-label,
.total-item,
.stat-box,
.calc-detail-panel,
.day-cell,
.day-cell.is-weekend {
    background: #f9fafb;
    border-color: #e5e7eb;
}

.col-header {
    color: #6b7280;
}

.col-header.weekend,
.weekend-item .total-value,
.highlight-yellow {
    color: #d97706;
}

.day-cell:hover {
    background: #eff6ff;
}

.day-cell.has-shift {
    background: #eff6ff;
    border-color: #bfdbfe;
}

.day-cell.is-weekend.has-shift {
    background: #fff7ed;
    border-color: #fed7aa;
}

.shift-btn {
    background: #ffffff;
    border-color: #d1d5db;
    color: #6b7280;
}

.shift-btn:hover {
    border-color: #93c5fd;
    color: #1e3a8a;
}

.shift-btn.active-d {
    background: #fbbf24;
    color: #111827;
    border-color: #f59e0b;
    box-shadow: none;
}

.shift-btn.active-n {
    background: #1e3a8a;
    color: #ffffff;
    border-color: #1e3a8a;
    box-shadow: none;
}

.feriado-badge {
    color: #9ca3af;
}

.feriado-toggle input:checked + .feriado-badge {
    color: #dc2626;
    text-shadow: none;
}

.btn-action {
    background: #ffffff;
    border-color: #d1d5db;
    color: #374151;
}

.btn-action:hover {
    background: #eff6ff;
    border-color: #93c5fd;
    color: #1e3a8a;
}

.card h3,
.calc-detail-panel h4 {
    color: #6b7280;
}

.card-dl62 .value,
.card-dl119 .value,
.calc-detail-value {
    color: #1e3a8a;
}

.card-diff.gain .value,
.highlight-green,
.calc-detail-total .calc-detail-label,
.calc-detail-total .calc-detail-value {
    color: #059669;
}

.card-diff.loss .value {
    color: #dc2626;
}

.breakdown-table th {
    color: #4b5563;
    border-bottom-color: #d1d5db;
}

.breakdown-table td,
.calc-detail-row {
    border-bottom-color: #e5e7eb;
}

.block-progression,
.calc-details {
    border-top-color: #e5e7eb;
}

.block-bar {
    background: #f9fafb;
    border-color: #e5e7eb;
}

.block-bar.filled {
    background: #eff6ff;
    border-color: #bfdbfe;
}

.block-bar.partial {
    background: #fffbeb;
    border-color: #fde68a;
}

.block-bar .block-pct,
.block-bar.filled .block-pct {
    color: #1e3a8a;
}

.alert-box {
    background: #eff6ff;
    border-color: #bfdbfe;
}

.alert-box.warning {
    background: #fffbeb;
    border-color: #fde68a;
}

.loss-scenario-card {
    border-left-color: #f59e0b;
}

.loss-explanation {
    background: #fffbeb;
    border-color: #fde68a;
}

.contact-box {
    background: #eff6ff;
    border-color: #bfdbfe;
}

.contact-box a,
.footer-links a {
    color: #2563eb;
}

footer {
    color: #6b7280;
    border-top-color: #e5e7eb;
}

.chart-container canvas {
    color: #1f2937;
}
/* ================================================= */
/*   Theme Toggle Button                             */
/* ================================================= */
header {
    position: relative;
}

.theme-toggle {
    position: absolute;
    top: 0;
    right: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.25rem;
    padding: 0.45rem 0.85rem;
    border: 1px solid #d1d5db;
    border-radius: 999px;
    background: #ffffff;
    color: #1e3a8a;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 6px 14px rgba(15, 23, 42, 0.08);
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.theme-toggle:hover {
    background: #eff6ff;
    border-color: #93c5fd;
    transform: translateY(-1px);
}

@media (max-width: 760px) {
    .theme-toggle {
        position: static;
        margin: 0 auto 1rem;
    }
}

/* ================================================= */
/*   SIM Dark Theme                                  */
/* ================================================= */
body.theme-dark {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --accent-green: #10b981;
    --accent-red: #f43f5e;
    --accent-yellow: #f59e0b;
    --accent-amber: #d97706;
    --card-glow-dl62: rgba(99, 102, 241, 0.03);
    --card-glow-dl119: rgba(16, 185, 129, 0.03);
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: #0f172a;
    color: var(--text-primary);
    background-image:
        radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(16, 185, 129, 0.05) 0px, transparent 50%);
    background-attachment: fixed;
}

body.theme-dark .theme-toggle {
    background: rgba(15, 23, 42, 0.8);
    border-color: rgba(255, 255, 255, 0.12);
    color: #e2e8f0;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.22);
}

body.theme-dark .theme-toggle:hover {
    background: rgba(30, 41, 59, 0.95);
    border-color: rgba(99, 102, 241, 0.45);
    color: #ffffff;
}

body.theme-dark header h1 {
    color: #f8fafc;
    background: linear-gradient(to right, #f8fafc, #cbd5e1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

body.theme-dark .subtitle,
body.theme-dark .section-note,
body.theme-dark .card .card-detail,
body.theme-dark .config-tag,
body.theme-dark .stat-label,
body.theme-dark .block-bar .block-num,
body.theme-dark .block-bar .block-hours,
body.theme-dark .alert-box p,
body.theme-dark .contact-box p,
body.theme-dark .loss-math-note,
body.theme-dark .loss-explanation li,
body.theme-dark .loss-explanation p,
body.theme-dark .calc-detail-formula,
body.theme-dark .col-header {
    color: var(--text-secondary);
}

body.theme-dark .controls-card,
body.theme-dark .results-card,
body.theme-dark .card {
    background: var(--card-bg);
    border-color: var(--border-color);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

body.theme-dark .info-card {
    background: radial-gradient(circle at top right, rgba(217, 119, 6, 0.05), transparent 70%), var(--card-bg) !important;
    border-color: var(--border-color) !important;
    border-left-color: var(--accent-amber) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

body.theme-dark .controls-card h2,
body.theme-dark .results-card h2 {
    color: #f1f5f9;
}

body.theme-dark .block-progression h3,
body.theme-dark .calc-details h3,
body.theme-dark .loss-explanation h3 {
    color: #e2e8f0;
}

body.theme-dark .input-group label,
body.theme-dark .checkbox-group label,
body.theme-dark .calc-detail-label,
body.theme-dark .stat-value {
    color: var(--text-primary);
}

body.theme-dark select,
body.theme-dark input[type="number"] {
    background-color: rgba(15, 23, 42, 0.6);
    border-color: var(--border-color);
    color: var(--text-primary);
}

body.theme-dark select:focus,
body.theme-dark input[type="number"]:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

body.theme-dark .config-summary,
body.theme-dark .schedule-totals,
body.theme-dark .block-stats-grid {
    background: rgba(15, 23, 42, 0.3);
    border-color: var(--border-color);
}

body.theme-dark .week-label,
body.theme-dark .total-item,
body.theme-dark .stat-box,
body.theme-dark .calc-detail-panel,
body.theme-dark .day-cell,
body.theme-dark .day-cell.is-weekend {
    background: rgba(15, 23, 42, 0.35);
    border-color: var(--border-color);
}

body.theme-dark .day-cell:hover,
body.theme-dark .day-cell.has-shift {
    background: rgba(99, 102, 241, 0.08);
    border-color: rgba(99, 102, 241, 0.18);
}

body.theme-dark .day-cell.is-weekend.has-shift {
    background: rgba(245, 158, 11, 0.08);
    border-color: rgba(245, 158, 11, 0.2);
}

body.theme-dark .shift-btn,
body.theme-dark .btn-action {
    background: rgba(15, 23, 42, 0.6);
    border-color: var(--border-color);
    color: var(--text-secondary);
}

body.theme-dark .shift-btn:hover,
body.theme-dark .btn-action:hover {
    border-color: rgba(99, 102, 241, 0.35);
    color: var(--text-primary);
}

body.theme-dark .shift-btn.active-d {
    background: var(--accent-yellow);
    color: #0f172a;
    border-color: var(--accent-yellow);
}

body.theme-dark .shift-btn.active-n {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

body.theme-dark .card h3,
body.theme-dark .calc-detail-panel h4 {
    color: var(--text-secondary);
}

body.theme-dark .card-dl62 .value,
body.theme-dark .calc-detail-value {
    color: #a5b4fc;
}

body.theme-dark .card-dl119 .value {
    color: #6ee7b7;
}

body.theme-dark .card-diff.gain .value,
body.theme-dark .highlight-green,
body.theme-dark .calc-detail-total .calc-detail-label,
body.theme-dark .calc-detail-total .calc-detail-value {
    color: var(--accent-green);
}

body.theme-dark .breakdown-table th {
    color: var(--text-secondary);
    border-bottom-color: var(--border-color);
}

body.theme-dark .breakdown-table td,
body.theme-dark .calc-detail-row {
    border-bottom-color: rgba(255, 255, 255, 0.05);
}

body.theme-dark .block-progression,
body.theme-dark .calc-details {
    border-top-color: var(--border-color);
}

body.theme-dark .block-bar {
    background: rgba(15, 23, 42, 0.5);
    border-color: rgba(255, 255, 255, 0.05);
}

body.theme-dark .block-bar.filled {
    background: rgba(99, 102, 241, 0.12);
    border-color: rgba(99, 102, 241, 0.2);
}

body.theme-dark .block-bar.partial,
body.theme-dark .alert-box.warning,
body.theme-dark .loss-explanation {
    background: rgba(245, 158, 11, 0.08);
    border-color: rgba(245, 158, 11, 0.15);
}

body.theme-dark .block-bar .block-pct,
body.theme-dark .block-bar.filled .block-pct,
body.theme-dark .highlight-primary {
    color: #c7d2fe;
}

body.theme-dark .alert-box,
body.theme-dark .contact-box {
    background: rgba(99, 102, 241, 0.08);
    border-color: rgba(99, 102, 241, 0.15);
}

body.theme-dark footer {
    color: var(--text-secondary);
    border-top-color: var(--border-color);
}
/* ================================================= */
/*   Mobile Usability Pass                           */
/* ================================================= */
@media (max-width: 640px) {
    body {
        padding: 1rem 0.75rem;
    }

    .app-container {
        max-width: 100%;
        overflow-x: hidden;
    }

    header {
        margin-bottom: 1.25rem;
    }

    .logo-container {
        margin-bottom: 0.85rem;
    }

    .sim-logo {
        width: min(220px, 72vw);
    }

    header h1 {
        font-size: 1.45rem;
        line-height: 1.18;
        margin-bottom: 0.55rem;
    }

    .subtitle {
        font-size: 0.92rem;
        line-height: 1.35;
    }

    .controls-card,
    .results-card,
    .card {
        padding: 1rem;
        border-radius: 8px;
        margin-bottom: 1rem;
    }

    .controls-card h2,
    .results-card h2 {
        font-size: 1rem;
        line-height: 1.25;
    }

    .info-card ul {
        margin-left: 1rem !important;
    }

    .schedule-header-row {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.75rem;
    }

    .schedule-actions,
    .btn-action {
        width: 100%;
    }

    .btn-action {
        justify-content: center;
        min-height: 2.35rem;
    }

    .schedule-section {
        overflow: hidden;
    }

    .schedule-grid {
        overflow-x: auto;
        overscroll-behavior-x: contain;
        padding-bottom: 0.35rem;
        -webkit-overflow-scrolling: touch;
    }

    .week-row {
        min-width: 430px;
        grid-template-columns: 34px repeat(7, minmax(50px, 1fr));
    }

    .week-label,
    .col-header {
        font-size: 0.64rem;
    }

    .day-cell {
        min-height: 48px;
        padding: 3px 2px;
    }

    .shift-btn {
        min-height: 1.55rem;
        font-size: 0.68rem;
    }

    .feriado-badge {
        font-size: 0.55rem;
    }

    .schedule-totals {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1px;
    }

    .total-item,
    .total-item:first-child,
    .total-item:last-child {
        border-radius: 0;
    }

    .total-label {
        font-size: 0.63rem;
    }

    .total-value {
        font-size: 1rem;
    }

    .card .value {
        font-size: 1.45rem;
    }

    .chart-container {
        height: 230px;
    }

    .table-responsive {
        margin: 0 -0.25rem;
        padding: 0 0.25rem 0.35rem;
        -webkit-overflow-scrolling: touch;
    }

    .breakdown-table {
        min-width: 520px;
        font-size: 0.8rem;
    }

    .breakdown-table th,
    .breakdown-table td {
        padding: 0.65rem 0.55rem;
    }

    .block-stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .block-stats-grid > div:last-child {
        grid-column: span 2;
    }

    .blocks-visual {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 0.35rem;
        -webkit-overflow-scrolling: touch;
    }

    .block-bar {
        flex: 0 0 86px;
    }
}

@media (max-width: 380px) {
    body {
        padding-inline: 0.5rem;
    }

    header h1 {
        font-size: 1.3rem;
    }

    .controls-card,
    .results-card,
    .card {
        padding: 0.85rem;
    }

    .week-row {
        min-width: 410px;
    }
}