/* 
 * SalaryInHand Tools Styles (Complete SaaS Visual Redesign)
 */

:root {
    --sih-primary: #2563EB;
    --sih-primary-hover: #1D4ED8;
    --sih-primary-glow: rgba(37, 99, 235, 0.12);
    --sih-secondary: #0F172A;
    --sih-success: #10B981;
    --sih-error: #EF4444;
    --sih-warning: #F59E0B;
    --sih-info: #3B82F6;
    
    --sih-bg: #F8FAFC;
    --sih-card-bg: #FFFFFF;
    --sih-text-main: #0F172A;
    --sih-text-muted: #475569;
    --sih-border: #E5E7EB;
    
    /* Radius */
    --sih-radius-sm: 8px;
    --sih-radius-md: 12px;
    --sih-radius-lg: 16px;
    --sih-radius-xl: 24px;
    
    /* Shadows */
    --sih-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --sih-shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
    --sih-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.08);

    /* Typography Scale */
    --sih-fs-h1: 56px;
    --sih-fs-h2: 40px;
    --sih-fs-h3: 28px;
    --sih-fs-body: 18px;
    --sih-fs-small: 14px;
}

/* Calculator Wrapper Layout */
.sih-calculator-layout {
    display: flex;
    flex-direction: column;
    gap: 32px;
    width: 100%;
}

.sih-calculator-layout.sih-layout-split {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 32px;
}

.sih-calculator-layout.sih-layout-split > .sih-inputs-card {
    grid-column: span 6;
}

.sih-calculator-layout.sih-layout-split > .sih-calc-results {
    grid-column: span 6;
}

@media (max-width: 992px) {
    .sih-calculator-layout.sih-layout-split > .sih-inputs-card,
    .sih-calculator-layout.sih-layout-split > .sih-calc-results {
        grid-column: span 12;
    }
}

/* Inputs Card Container */
.sih-inputs-card {
    background: var(--sih-card-bg);
    border: 1px solid var(--sih-border);
    border-radius: var(--sih-radius-xl);
    padding: 32px;
    box-shadow: var(--sih-shadow-md);
    box-sizing: border-box;
}

.sih-inputs-title {
    font-size: var(--sih-fs-h3) !important;
    font-weight: 700;
    color: var(--sih-text-main);
    margin: 0 0 8px 0;
    letter-spacing: -0.015em;
}

.sih-inputs-subtitle {
    font-size: var(--sih-fs-small);
    color: var(--sih-text-muted);
    margin: 0 0 24px 0;
}

/* Form Styles */
.sih-form-group {
    margin-bottom: 24px;
}

.sih-form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

@media (max-width: 576px) {
    .sih-form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}

.sih-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: var(--sih-fs-small);
    color: var(--sih-text-main);
}

.sih-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--sih-border);
    border-radius: var(--sih-radius-md);
    background: #FFFFFF;
    color: var(--sih-text-main);
    font-size: 16px;
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
    height: 48px;
}

.sih-input:focus {
    outline: none;
    border-color: var(--sih-primary);
    box-shadow: 0 0 0 4px var(--sih-primary-glow);
}

/* Giant Input Prefix for CTC */
.sih-input-prefix-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.currency-prefix {
    position: absolute;
    left: 18px;
    font-size: 20px;
    font-weight: 700;
    color: var(--sih-text-muted);
}

.sih-giant-input {
    font-size: 22px;
    padding: 12px 16px 12px 40px;
    font-weight: 800;
    border-width: 1px;
    height: 56px;
}

/* Advanced Options Toggle */
.sih-advanced-toggle {
    display: flex;
    align-items: center;
    margin: 24px 0;
}

.sih-advanced-toggle span {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--sih-text-muted);
    font-weight: 700;
    white-space: nowrap;
    margin-right: 16px;
}

.sih-advanced-toggle hr {
    flex: 1;
    border: none;
    border-top: 1px dashed var(--sih-border);
    margin: 0;
}

/* Results Dashboard Card Container */
.sih-dashboard-card {
    background: var(--sih-card-bg);
    border: 1px solid var(--sih-border);
    border-radius: var(--sih-radius-xl);
    padding: 32px;
    box-shadow: var(--sih-shadow-lg);
    box-sizing: border-box;
}

.sih-dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--sih-border);
    padding-bottom: 16px;
    margin-bottom: 24px;
}

.dash-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    flex-wrap: wrap;
    gap: 16px;
}

.dash-title h3 {
    margin: 0;
    font-size: var(--sih-fs-h3) !important;
    font-weight: 700;
    color: var(--sih-text-main);
    letter-spacing: -0.015em;
}

.dash-sync-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #F0FDF4;
    border: 1px solid #BBF7D0;
    padding: 4px 10px;
    border-radius: 20px;
}

.pulse-indicator {
    width: 8px;
    height: 8px;
    background-color: var(--sih-success);
    border-radius: 50%;
    animation: sihPulse 2s infinite;
}

.live-text {
    font-size: 11px;
    font-weight: 700;
    color: var(--sih-success);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

@keyframes sihPulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Visually Dominating Monthly Hero Card (Stripe Centerpiece style) */
.sih-monthly-hero-card {
    background: linear-gradient(135deg, #F8FAFC, #F0Fdf4);
    border: 1px solid #BBF7D0;
    border-radius: var(--sih-radius-lg);
    padding: 32px;
    margin-bottom: 24px;
    text-align: center;
    box-shadow: var(--sih-shadow-sm);
}

.hero-card-label {
    font-size: var(--sih-fs-small);
    font-weight: 700;
    color: var(--sih-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: 8px;
}

.hero-card-value-wrapper {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 8px;
}

.hero-card-value {
    font-size: 48px;
    font-weight: 800;
    color: #15803D; /* Deep success green */
    letter-spacing: -0.02em;
    line-height: 1;
}

.hero-card-period {
    font-size: var(--sih-fs-body);
    color: var(--sih-text-muted);
    font-weight: 600;
}

.hero-card-desc {
    font-size: var(--sih-fs-small);
    color: var(--sih-text-muted);
    max-width: 500px;
    margin: 0 auto;
    display: block;
}

/* KPI Cards Grid */
.sih-kpi-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

@media (max-width: 768px) {
    .sih-kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.sih-kpi-card {
    background: var(--sih-card-bg);
    border: 1px solid var(--sih-border);
    border-radius: var(--sih-radius-lg);
    padding: 20px;
    box-shadow: var(--sih-shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.sih-kpi-label {
    font-size: var(--sih-fs-small);
    font-weight: 600;
    color: var(--sih-text-muted);
    margin-bottom: 4px;
    display: block;
}

.sih-kpi-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--sih-text-main);
    line-height: 1.2;
    margin-bottom: 4px;
}

.sih-kpi-desc {
    font-size: 12px;
    color: var(--sih-text-muted);
}

.text-green { color: var(--sih-success) !important; }
.text-red { color: var(--sih-error) !important; }
.text-orange { color: var(--sih-warning) !important; }
.text-blue { color: var(--sih-info) !important; }

/* Summary Deductions Bar */
.sih-summary-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--sih-bg);
    border: 1px solid var(--sih-border);
    border-radius: var(--sih-radius-md);
    padding: 20px 24px;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.summary-item {
    font-size: 15px;
    color: var(--sih-text-main);
    font-weight: 600;
}

.summary-item strong {
    font-size: 18px;
    font-weight: 700;
    margin-left: 8px;
}

/* Charts Area */
.sih-charts-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 24px;
}

@media (max-width: 768px) {
    .sih-charts-grid {
        grid-template-columns: 1fr;
    }
}

.sih-chart-card {
    background: var(--sih-card-bg);
    border: 1px solid var(--sih-border);
    border-radius: var(--sih-radius-lg);
    padding: 20px;
}

.sih-chart-card h4 {
    margin: 0 0 16px 0;
    font-size: 15px;
    font-weight: 700;
    color: var(--sih-text-main);
    text-align: center;
}

.sih-canvas-wrapper {
    height: 180px;
    position: relative;
}

/* Action Buttons */
.sih-dashboard-actions {
    display: flex;
    gap: 16px;
    justify-content: flex-start;
}

@media (max-width: 480px) {
    .sih-dashboard-actions {
        flex-direction: column;
    }
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}