/* ==========================================================================
   NSVSoft - Hydraulic Pressure Estimation Tool Stylesheet
   Matches NSVSoft Design System (Dark/Light Glassmorphism, Responsive, Print-Ready)
   ========================================================================== */

/* Page Wrapper */
.pe-wrapper {
    padding-top: 110px;
    padding-bottom: 80px;
    min-height: 92vh;
    transition: filter 0.4s ease;
}

.pe-tool-locked {
    pointer-events: none !important;
    user-select: none !important;
    filter: blur(6px) grayscale(40%);
}

/* Header Area */
.pe-header-card {
    background: var(--glass-bg, rgba(255, 255, 255, 0.85));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border, rgba(0, 0, 0, 0.08));
    border-radius: 24px;
    padding: 1.5rem 2rem;
    margin-bottom: 1.75rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

body.dark-mode .pe-header-card {
    background: rgba(15, 23, 42, 0.7);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.35);
}

.pe-actions-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

/* Status Indicator */
.pe-save-status {
    font-size: 0.825rem;
    color: var(--text-muted, #64748b);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

.pe-save-status .status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #10b981;
    display: inline-block;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.25);
}

/* Dashboard KPI Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.summary-card {
    background: var(--glass-bg, rgba(255, 255, 255, 0.85));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border, rgba(0, 0, 0, 0.08));
    border-radius: 20px;
    padding: 1.25rem 1.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

body.dark-mode .summary-card {
    background: rgba(15, 23, 42, 0.65);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.summary-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(59, 130, 246, 0.12);
}

.summary-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #60a5fa);
    opacity: 0.8;
}

.summary-card.highlight::before {
    background: linear-gradient(90deg, #10b981, #34d399);
}

.summary-card.warning-state::before {
    background: linear-gradient(90deg, #ef4444, #f87171);
}

.summary-card.highlight {
    border-color: rgba(16, 185, 129, 0.35);
}

body.dark-mode .summary-card.highlight {
    border-color: rgba(16, 185, 129, 0.45);
    background: rgba(6, 78, 59, 0.2);
}

.summary-card.warning-state {
    border-color: rgba(239, 68, 68, 0.35);
}

body.dark-mode .summary-card.warning-state {
    border-color: rgba(239, 68, 68, 0.45);
    background: rgba(127, 29, 29, 0.2);
}

.summary-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
    color: var(--text-muted, #64748b);
    margin-bottom: 6px;
}

.summary-value {
    font-size: 2rem;
    font-weight: 800;
    font-family: 'Inter', -apple-system, sans-serif;
    color: var(--text-main, #0f172a);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

body.dark-mode .summary-value {
    color: #f8fafc;
}

.summary-subtext {
    font-size: 0.825rem;
    color: var(--text-muted, #64748b);
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border-radius: 9999px;
    font-size: 0.775rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.status-badge.ok {
    background-color: rgba(16, 185, 129, 0.15);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

body.dark-mode .status-badge.ok {
    background-color: rgba(16, 185, 129, 0.25);
    color: #34d399;
}

.status-badge.deficient {
    background-color: rgba(239, 68, 68, 0.15);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

body.dark-mode .status-badge.deficient {
    background-color: rgba(239, 68, 68, 0.25);
    color: #f87171;
}

/* Flow Test & General Cards */
.card-engineering {
    background: var(--glass-bg, rgba(255, 255, 255, 0.85));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border, rgba(0, 0, 0, 0.08));
    border-radius: 20px;
    margin-bottom: 24px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

body.dark-mode .card-engineering {
    background: rgba(15, 23, 42, 0.65);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.card-engineering .card-header {
    background: rgba(59, 130, 246, 0.04);
    border-bottom: 1px solid var(--glass-border, rgba(0, 0, 0, 0.06));
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

body.dark-mode .card-engineering .card-header {
    background: rgba(30, 41, 59, 0.4);
    border-bottom-color: rgba(255, 255, 255, 0.06);
}

.card-engineering .card-body {
    padding: 1.5rem;
}

/* Supply Grid */
.supply-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 18px;
}

/* Form Controls & Labels */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.775rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted, #64748b);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.form-hint {
    font-size: 0.725rem;
    font-weight: 500;
    text-transform: none;
    color: var(--accent-color, #3b82f6);
    opacity: 0.85;
}

.form-control, .form-select {
    background-color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 10px;
    padding: 0.55rem 0.85rem;
    font-size: 0.95rem;
    color: var(--text-main, #0f172a);
    font-weight: 600;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

body.dark-mode .form-control, body.dark-mode .form-select {
    background-color: rgba(15, 23, 42, 0.8);
    border-color: rgba(255, 255, 255, 0.12);
    color: #f8fafc;
}

.form-control:focus, .form-select:focus {
    border-color: var(--accent-color, #3b82f6);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
    outline: none;
}

.form-control[readonly] {
    background-color: rgba(0, 0, 0, 0.03);
    color: var(--text-muted, #64748b);
    cursor: default;
}

body.dark-mode .form-control[readonly] {
    background-color: rgba(255, 255, 255, 0.04);
    color: #94a3b8;
}

/* Pipe Sections */
.pipe-section-card {
    background: var(--glass-bg, rgba(255, 255, 255, 0.85));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border, rgba(0, 0, 0, 0.08));
    border-radius: 20px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

body.dark-mode .pipe-section-card {
    background: rgba(15, 23, 42, 0.65);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.pipe-section-card:hover {
    border-color: rgba(59, 130, 246, 0.35);
}

body.dark-mode .pipe-section-card:hover {
    border-color: rgba(59, 130, 246, 0.45);
}

.pipe-header {
    background: rgba(59, 130, 246, 0.05);
    border-bottom: 1px solid var(--glass-border, rgba(0, 0, 0, 0.06));
    padding: 0.9rem 1.25rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

body.dark-mode .pipe-header {
    background: rgba(30, 41, 59, 0.5);
    border-bottom-color: rgba(255, 255, 255, 0.06);
}

.pipe-title-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pipe-badge {
    background: var(--accent-color, #3b82f6);
    color: white;
    font-size: 0.775rem;
    font-weight: 800;
    padding: 4px 10px;
    border-radius: 9999px;
    letter-spacing: 0.02em;
}

.pipe-name-input {
    border: 1px solid transparent;
    background: transparent;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-main, #0f172a);
    padding: 4px 8px;
    border-radius: 8px;
    transition: all 0.2s;
    max-width: 260px;
}

body.dark-mode .pipe-name-input {
    color: #f8fafc;
}

.pipe-name-input:hover, .pipe-name-input:focus {
    background: rgba(255, 255, 255, 0.8);
    border-color: var(--accent-color, #3b82f6);
    outline: none;
}

body.dark-mode .pipe-name-input:hover, body.dark-mode .pipe-name-input:focus {
    background: rgba(15, 23, 42, 0.9);
}

.pipe-header-metrics {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.metric-pill {
    font-size: 0.775rem;
    font-weight: 700;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    padding: 4px 10px;
    border-radius: 9999px;
    background: rgba(0, 0, 0, 0.04);
    color: var(--text-muted, #64748b);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

body.dark-mode .metric-pill {
    background: rgba(255, 255, 255, 0.06);
    color: #cbd5e1;
    border-color: rgba(255, 255, 255, 0.08);
}

.metric-pill.flow {
    background: rgba(59, 130, 246, 0.1);
    color: #2563eb;
    border-color: rgba(59, 130, 246, 0.2);
}

body.dark-mode .metric-pill.flow {
    background: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
    border-color: rgba(59, 130, 246, 0.3);
}

.metric-pill.loss {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
    border-color: rgba(245, 158, 11, 0.2);
}

body.dark-mode .metric-pill.loss {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
    border-color: rgba(245, 158, 11, 0.3);
}

.pipe-header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.pipe-body {
    padding: 1.25rem 1.5rem;
    transition: max-height 0.3s ease;
}

.pipe-body.collapsed-content {
    display: none;
}

/* Pipe Parameters Grid */
.pipe-params-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}

/* Sub Tables for Valves & Fittings */
.sub-tables-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}

.sub-table-card {
    background: rgba(0, 0, 0, 0.02);
    border: 1px solid rgba(0, 0, 0, 0.06);
    border-radius: 14px;
    padding: 14px;
    overflow: hidden;
}

body.dark-mode .sub-table-card {
    background: rgba(0, 0, 0, 0.25);
    border-color: rgba(255, 255, 255, 0.06);
}

.sub-table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.sub-table-header h4 {
    font-size: 0.9rem;
    font-weight: 700;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-main, #0f172a);
}

body.dark-mode .sub-table-header h4 {
    color: #f8fafc;
}

.sub-table-header .header-badge {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent-color, #3b82f6);
    font-size: 0.725rem;
    padding: 2px 7px;
    border-radius: 9999px;
    font-weight: 700;
}

/* Data Tables */
.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: 0.85rem;
}

.data-table th {
    background: rgba(59, 130, 246, 0.04);
    color: var(--text-muted, #64748b);
    font-weight: 700;
    font-size: 0.725rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 8px 6px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

body.dark-mode .data-table th {
    background: rgba(255, 255, 255, 0.04);
    color: #cbd5e1;
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

.data-table td {
    padding: 6px 4px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    vertical-align: middle;
}

body.dark-mode .data-table td {
    border-bottom-color: rgba(255, 255, 255, 0.04);
}

.data-table .form-control {
    font-size: 0.85rem;
    padding: 4px 8px;
    height: 32px;
}

.num-cell {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    text-align: right;
    font-weight: 600;
    padding-right: 8px !important;
}

.sub-table-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    margin-top: 8px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    font-size: 0.825rem;
    font-weight: 700;
    color: var(--text-muted, #64748b);
}

body.dark-mode .sub-table-footer {
    border-top-color: rgba(255, 255, 255, 0.06);
    color: #cbd5e1;
}

/* Pipe Summary Ribbon */
.pipe-summary-bar {
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.15);
    border-radius: 12px;
    padding: 10px 16px;
}

body.dark-mode .pipe-summary-bar {
    background: rgba(30, 41, 59, 0.5);
    border-color: rgba(59, 130, 246, 0.25);
}

.pipe-summary-metrics {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.metric-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.metric-item .label {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--text-muted, #64748b);
}

.metric-item .value {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--text-main, #0f172a);
}

body.dark-mode .metric-item .value {
    color: #f8fafc;
}

.metric-item.highlight-metric .value {
    color: var(--accent-color, #3b82f6);
    font-size: 1.1rem;
}

body.dark-mode .metric-item.highlight-metric .value {
    color: #60a5fa;
}

/* Bottom Actions Bar */
.bottom-actions-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding: 18px 24px;
    background: var(--glass-bg, rgba(255, 255, 255, 0.85));
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border, rgba(0, 0, 0, 0.08));
    border-radius: 20px;
    margin-top: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

body.dark-mode .bottom-actions-bar {
    background: rgba(15, 23, 42, 0.65);
    border-color: rgba(255, 255, 255, 0.08);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 48px 20px;
}

/* Toast Container */
.toast-container {
    position: fixed;
    bottom: 95px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    background: #0f172a;
    color: #ffffff;
    padding: 10px 18px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.success {
    border-left: 4px solid #10b981;
}

.toast.info {
    border-left: 4px solid #3b82f6;
}

@keyframes toastIn {
    from { opacity: 0; transform: translateY(12px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Modal Styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1050;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal-content-glass {
    background: #ffffff;
    border-radius: 24px;
    max-width: 680px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.25);
}

body.dark-mode .modal-content-glass {
    background: #0f172a;
    border-color: rgba(255, 255, 255, 0.1);
    color: #f8fafc;
}

.modal-header-glass {
    padding: 1.25rem 1.75rem;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

body.dark-mode .modal-header-glass {
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

.modal-body-glass {
    padding: 1.5rem 1.75rem;
    font-size: 0.925rem;
    line-height: 1.6;
}

.modal-footer-glass {
    padding: 1rem 1.75rem;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
    display: flex;
    justify-content: flex-end;
}

body.dark-mode .modal-footer-glass {
    border-top-color: rgba(255, 255, 255, 0.08);
}

/* Floating Sticky Remote Sprinkler Pressure Box */
.floating-pressure-widget {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1040;
    pointer-events: auto;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    max-width: 95vw;
}

.floating-widget-content {
    background: var(--glass-bg, rgba(255, 255, 255, 0.92));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border, rgba(0, 0, 0, 0.1));
    border-radius: 9999px;
    padding: 10px 22px;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.16), 0 2px 8px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    gap: 16px;
    white-space: nowrap;
}

body.dark-mode .floating-widget-content {
    background: rgba(15, 23, 42, 0.88);
    border-color: rgba(255, 255, 255, 0.12);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
}

.floating-widget-icon {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(16, 185, 129, 0.15));
    color: var(--accent-color, #3b82f6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

body.dark-mode .floating-widget-icon {
    background: rgba(59, 130, 246, 0.25);
    color: #60a5fa;
}

.floating-widget-info {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.floating-widget-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-muted, #64748b);
    line-height: 1.1;
}

.floating-widget-value-group {
    display: flex;
    align-items: baseline;
    gap: 5px;
}

.floating-widget-value {
    font-size: 1.35rem;
    font-weight: 800;
    font-family: 'Inter', -apple-system, sans-serif;
    color: var(--text-main, #0f172a);
    line-height: 1.2;
}

body.dark-mode .floating-widget-value {
    color: #f8fafc;
}

.floating-widget-unit {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted, #64748b);
}

.floating-widget-status {
    display: flex;
    align-items: center;
}

/* Print Optimization */
@media print {
    body {
        background: #ffffff !important;
        color: #000000 !important;
    }

    header, footer, .navbar, .pe-actions-bar, .bottom-actions-bar, .pipe-header-actions,
    .btn, .toast-container, .floating-pressure-widget, .ambient-blob, .auth-modal {
        display: none !important;
    }

    .pe-wrapper {
        padding: 0 !important;
    }

    .pe-header-card, .summary-card, .card-engineering, .pipe-section-card {
        border: 1px solid #cccccc !important;
        background: #ffffff !important;
        box-shadow: none !important;
        page-break-inside: avoid;
        margin-bottom: 16px !important;
    }

    .summary-value, .metric-item .value {
        color: #000000 !important;
    }

    .pipe-body {
        display: block !important;
    }
}