/* Premium Light Theme CSS Design System for OEE Daily & Monthly Tracker */

:root {
    --bg-main: #f4f6f9;
    --bg-card: #ffffff;
    --bg-card-hover: #fafbfc;
    --border-color: #e2e8f0;
    --border-focus: #2563eb;
    
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #94a3b8;

    --primary: #2563eb;
    --primary-gradient: linear-gradient(135deg, #2563eb 0%, #4f46e5 100%);
    --accent: #4f46e5;
    
    --success: #059669;
    --warning: #d97706;
    --danger: #dc2626;
    
    --font-primary: 'Prompt', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-nums: 'Outfit', sans-serif;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
}

/* Reset and Base Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-primary);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    padding: 2rem 1.5rem;
}

.app-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-text h1 {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-text p {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.datetime-indicator {
    font-family: var(--font-nums);
    font-size: 0.9rem;
    color: var(--text-secondary);
    background: #f1f5f9;
    padding: 0.5rem 1.25rem;
    border-radius: 30px;
    border: 1px solid var(--border-color);
    font-weight: 500;
}

/* Navigation Tabs */
.tabs-bar {
    display: flex;
    gap: 0.5rem;
    background-color: #e2e8f0;
    padding: 0.35rem;
    border-radius: 12px;
    width: fit-content;
}

.tab-btn {
    padding: 0.6rem 1.25rem;
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.tab-btn.active {
    background-color: var(--bg-card);
    color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.tab-btn:hover:not(.active) {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.4);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Layout Grid */
.app-grid {
    display: grid;
    grid-template-columns: 1.25fr 1fr;
    gap: 1.5rem;
}

.right-column {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    border-color: #cbd5e1;
    box-shadow: var(--shadow-md);
}

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

.card-header h2 {
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
}

.card-header h2 .icon {
    font-size: 1.25rem;
}

.card-header p {
    color: var(--text-secondary);
    font-size: 0.8rem;
    margin-top: 0.2rem;
}

/* Form Styles */
.form-row {
    display: grid;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-row.col-2 {
    grid-template-columns: 1fr 1fr;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.help-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="month"],
select {
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 0.65rem 0.85rem;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

input[type="number"],
input[type="date"],
input[type="month"] {
    font-family: var(--font-nums);
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
input[type="month"]:focus,
select:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
    background-color: #ffffff;
}

.readonly-input {
    background-color: #f1f5f9 !important;
    color: var(--text-secondary) !important;
    cursor: not-allowed;
    border-style: dashed !important;
}

fieldset.form-section {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.25rem 1.15rem;
    margin-bottom: 1.25rem;
    background-color: #fafbfc;
}

legend {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    padding: 0 0.5rem;
}

/* Buttons */
.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.btn {
    padding: 0.65rem 1.25rem;
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.35);
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: #e2e8f0;
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: #cbd5e1;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-outline:hover {
    background-color: #f1f5f9;
    color: var(--text-primary);
    border-color: #cbd5e1;
}

.btn-icon {
    display: inline-block;
}

/* OEE Results UI */
.oee-gauge-container {
    display: flex;
    justify-content: center;
    margin: 1.25rem 0;
}

.circular-progress {
    position: relative;
    width: 220px;
    height: 220px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring-circle-bg {
    fill: none;
    stroke: #e2e8f0;
    stroke-width: 14px;
}

.progress-ring-circle {
    fill: none;
    stroke: url(#progress-grad);
    stroke-width: 14px;
    stroke-linecap: round;
    stroke-dasharray: 596.9; 
    stroke-dashoffset: 596.9;
    transition: stroke-dashoffset 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.progress-text {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.progress-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 0.08em;
}

.progress-value {
    font-family: var(--font-nums);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0.1rem 0;
}

.badge {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.25rem 0.75rem;
    border-radius: 30px;
    letter-spacing: 0.02em;
}

.badge.pending {
    background-color: #e2e8f0;
    color: var(--text-secondary);
}

.badge.world-class {
    background-color: rgba(16, 185, 129, 0.12);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge.acceptable {
    background-color: rgba(245, 158, 11, 0.12);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.badge.poor {
    background-color: rgba(239, 68, 68, 0.12);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Factors Grid */
.factors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.85rem;
    margin-top: 1.25rem;
}

.factor-card {
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.factor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.factor-target {
    font-size: 0.65rem;
    background: #e2e8f0;
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
    font-weight: 500;
}

.factor-value {
    font-family: var(--font-nums);
    font-size: 1.2rem;
    font-weight: 700;
}

.factor-bar-bg {
    width: 100%;
    height: 6px;
    background-color: #e2e8f0;
    border-radius: 3px;
    overflow: hidden;
}

.factor-bar {
    height: 100%;
    border-radius: 3px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Factor Status Colors */
.status-success {
    color: var(--success) !important;
}
.status-warning {
    color: var(--warning) !important;
}
.status-danger {
    color: var(--danger) !important;
}

.bg-success {
    background-color: var(--success);
}
.bg-warning {
    background-color: var(--warning);
}
.bg-danger {
    background-color: var(--danger);
}

.factor-footer {
    font-size: 0.7rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* World Class comparison note */
.world-class-comparison {
    margin-top: 1.25rem;
    padding: 1rem;
    background-color: #fafbfc;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* 6 Big Losses reference */
.losses-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
}

.loss-item {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    background-color: #fafbfc;
    border: 1px solid var(--border-color);
    padding: 0.75rem;
    border-radius: 10px;
}

.loss-number {
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.2);
    color: var(--primary);
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.75rem;
    font-weight: 700;
    font-family: var(--font-nums);
    flex-shrink: 0;
}

.loss-details h4 {
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 0.15rem;
    color: var(--text-primary);
}

.loss-details p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.3;
}

/* History logs section */
.flex-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.log-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.filter-group select {
    padding: 0.35rem 0.75rem;
    font-size: 0.85rem;
    background-color: #ffffff;
}

/* Table styling */
.table-container {
    width: 100%;
    overflow-x: auto;
    margin-top: 1rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.85rem;
}

th, td {
    padding: 0.8rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: #f1f5f9;
    color: var(--text-primary);
    font-weight: 700;
}

td {
    color: var(--text-secondary);
    vertical-align: middle;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover td {
    background-color: #f8fafc;
    color: var(--text-primary);
}

td.num {
    font-family: var(--font-nums);
    font-weight: 500;
}

td .action-btns {
    display: flex;
    gap: 0.4rem;
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    font-family: var(--font-primary);
    border: none;
    transition: all 0.2s ease;
}

.btn-sm-danger {
    background-color: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}
.btn-sm-danger:hover {
    background-color: rgba(220, 38, 38, 0.2);
}

.btn-sm-primary {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary);
}
.btn-sm-primary:hover {
    background-color: rgba(37, 99, 235, 0.2);
}

/* Charts card */
.chart-container {
    position: relative;
    width: 100%;
    height: 380px;
    margin-top: 1rem;
}

/* ---------------------------------- */
/* TAB 2: MONTHLY ROLLUP STYLING */
/* ---------------------------------- */
.rollup-filters-row {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 1.25rem;
}

.rollup-filters-row .form-group {
    flex: 1;
    min-width: 200px;
}

.rollup-filters-row button {
    height: 42px;
}

.rollup-empty-state {
    padding: 3rem;
    text-align: center;
    color: var(--text-secondary);
    border-style: dashed;
    border-width: 2px;
    background-color: #f8fafc;
}

.rollup-dashboard {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.rollup-dashboard-main {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1.5rem;
}

.rollup-score-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    gap: 1rem;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

.rollup-score-card h3 {
    font-size: 1rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.rollup-big-oee {
    font-family: var(--font-nums);
    font-size: 3.5rem;
    font-weight: 700;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 2px 4px rgba(37, 99, 235, 0.1));
}

.rollup-comparison-box {
    margin-top: 0.5rem;
    font-size: 0.8rem;
    line-height: 1.4;
    color: var(--text-secondary);
}

.rollup-factors-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.rollup-factor-item {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    padding: 1.25rem;
}

.rollup-factor-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.rollup-factor-value {
    font-family: var(--font-nums);
    font-size: 1.5rem;
    font-weight: 700;
}

.rollup-bar-bg {
    height: 8px;
    background-color: #e2e8f0;
    border-radius: 4px;
    overflow: hidden;
}

.rollup-bar {
    height: 100%;
    border-radius: 4px;
    background-color: var(--primary);
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.rollup-factor-desc {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Symptom analysis styling */
.symptom-analysis-card {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.symptom-analysis-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
}

.section-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: -0.5rem;
}

.symptom-dashboard-row {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 2rem;
    align-items: center;
}

.symptom-chart-col {
    position: relative;
    height: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.symptom-table {
    font-size: 0.8rem;
}

/* Footer */
.app-footer {
    text-align: center;
    padding: 1.5rem 0;
    font-size: 0.75rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
    margin-top: 1rem;
}

/* Responsive adjustments */
@media (max-width: 1100px) {
    .app-grid {
        grid-template-columns: 1fr;
    }
    .rollup-dashboard-main {
        grid-template-columns: 1fr;
    }
    .symptom-dashboard-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    body {
        padding: 1rem;
    }
    
    .app-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .header-actions {
        width: 100%;
        display: flex;
        justify-content: flex-end;
    }

    .form-row.col-2 {
        grid-template-columns: 1fr;
    }
    
    .losses-grid {
        grid-template-columns: 1fr;
    }
    
    .factors-grid {
        grid-template-columns: 1fr;
    }
    
    .flex-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .log-actions {
        width: 100%;
        flex-direction: column;
        align-items: flex-start;
    }
    
    .rollup-filters-row {
        flex-direction: column;
        align-items: stretch;
    }
}

/* Print Styles */
@media print {
    body {
        background: white !important;
        color: black !important;
        padding: 0 !important;
    }
    
    .card {
        border: none !important;
        box-shadow: none !important;
        background: white !important;
        color: black !important;
        padding: 1rem 0 !important;
    }
    
    .form-card, .losses-reference-card, .log-actions, .form-actions, .app-footer, .btn-sm, .tabs-bar, .rollup-controls-card {
        display: none !important;
    }
    
    .app-grid, .rollup-dashboard-main {
        display: block !important;
    }
    
    .results-card, .rollup-score-card {
        width: 100% !important;
        page-break-after: always;
    }
    
    table {
        color: black !important;
    }
    
    th {
        background: #f3f4f6 !important;
        color: black !important;
    }
    
    td {
        color: #374151 !important;
    }
}