/* =========================================
   PYTHIA - PROFESSIONAL DESIGN SYSTEM
   ========================================= */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
@import url('open-iconic/font/css/open-iconic-bootstrap.min.css');

/* =========================================
   CSS CUSTOM PROPERTIES
   ========================================= */
:root {
    /* Professional Dark Color Palette */
    --pyt-bg-primary: #0f1419;
    --pyt-bg-secondary: #151b23;
    --pyt-bg-tertiary: #1c2128;
    --pyt-bg-elevated: #21262d;
    --pyt-bg-card: #1c2128;

    /* Surface Highlights */
    --pyt-surface-highlight: rgba(255, 255, 255, 0.04);
    --pyt-surface-border: #30363d;
    --pyt-surface-border-strong: #444c56;

    /* Text */
    --pyt-text-primary: #e6edf3;
    --pyt-text-secondary: #9198a1;
    --pyt-text-muted: #656d76;
    --pyt-text-inverse: #0f1419;

    /* Accent - Refined Blue (softer, easier on eyes) */
    --pyt-accent: #539bf5;
    --pyt-accent-hover: #6cb6ff;
    --pyt-accent-muted: rgba(83, 155, 245, 0.12);
    --pyt-accent-glow: rgba(83, 155, 245, 0.20);

    /* Status Colors */
    --pyt-success: #57ab5a;
    --pyt-success-bg: rgba(87, 171, 90, 0.15);
    --pyt-warning: #e09f3e;
    --pyt-warning-bg: rgba(224, 159, 62, 0.15);
    --pyt-danger: #f47067;
    --pyt-danger-bg: rgba(244, 112, 103, 0.15);
    --pyt-info: #539bf5;
    --pyt-info-bg: rgba(83, 155, 245, 0.15);

    /* Typography */
    --pyt-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --pyt-font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

    /* Spacing */
    --pyt-spacing-xs: 0.25rem;
    --pyt-spacing-sm: 0.5rem;
    --pyt-spacing-md: 1rem;
    --pyt-spacing-lg: 1.5rem;
    --pyt-spacing-xl: 2rem;
    --pyt-spacing-2xl: 3rem;

    /* Shadows */
    --pyt-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --pyt-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --pyt-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --pyt-shadow-glow: 0 0 0 3px var(--pyt-accent-muted);

    /* Border Radius */
    --pyt-radius-sm: 6px;
    --pyt-radius-md: 8px;
    --pyt-radius-lg: 12px;

    /* Transitions */
    --pyt-transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --pyt-transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* =========================================
   BASE STYLES
   ========================================= */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--pyt-font-sans);
    font-size: 14px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--pyt-text-primary);
    background: var(--pyt-bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =========================================
   TYPOGRAPHY
   ========================================= */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--pyt-font-sans);
    font-weight: 600;
    color: var(--pyt-text-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--pyt-spacing-md);
}

h1 {
    font-size: 1.875rem;
    font-weight: 700;
}

h1:focus {
    outline: none;
}

h2 {
    font-size: 1.5rem;
    color: var(--pyt-text-primary);
}

h3 {
    font-size: 1.25rem;
}

h4, h5, h6 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--pyt-text-secondary);
}

p {
    margin-bottom: var(--pyt-spacing-md);
}

/* =========================================
   LINKS & BUTTONS
   ========================================= */
a, .btn-link {
    color: var(--pyt-accent);
    text-decoration: none;
    transition: color var(--pyt-transition-fast);
}

a:hover, .btn-link:hover {
    color: var(--pyt-accent-hover);
    text-decoration: underline;
}

.btn {
    font-family: var(--pyt-font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: var(--pyt-radius-sm);
    border: 1px solid transparent;
    transition: all var(--pyt-transition-fast);
    cursor: pointer;
}

.btn-primary {
    color: var(--pyt-text-inverse);
    background: var(--pyt-accent);
    border-color: var(--pyt-accent);
    box-shadow: var(--pyt-shadow-sm);
}

.btn-primary:hover, .btn-primary:focus {
    background: var(--pyt-accent-hover);
    border-color: var(--pyt-accent-hover);
    box-shadow: var(--pyt-shadow-md);
}

.btn-success {
    color: var(--pyt-text-inverse);
    background: var(--pyt-success);
    border-color: var(--pyt-success);
}

.btn-success:hover, .btn-success:focus {
    background: #15803d;
    border-color: #15803d;
    box-shadow: var(--pyt-shadow-md);
}

.btn-secondary, .btn-outline-secondary {
    color: var(--pyt-text-secondary);
    background: var(--pyt-bg-elevated);
    border-color: var(--pyt-surface-border-strong);
}

.btn-secondary:hover, .btn-outline-secondary:hover {
    color: var(--pyt-text-primary);
    background: var(--pyt-bg-tertiary);
    border-color: var(--pyt-surface-border-strong);
}

.btn-danger {
    color: #fff;
    background: var(--pyt-danger);
    border-color: var(--pyt-danger);
}

.btn-danger:hover {
    background: #b91c1c;
    box-shadow: var(--pyt-shadow-md);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus {
    box-shadow: 0 0 0 2px var(--pyt-bg-primary), 0 0 0 4px var(--pyt-accent);
    outline: none;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 0.938rem;
}

/* =========================================
   FORMS
   ========================================= */
.form-control, .form-select {
    font-family: var(--pyt-font-sans);
    font-size: 0.875rem;
    color: var(--pyt-text-primary);
    background: var(--pyt-bg-elevated);
    border: 1px solid var(--pyt-surface-border-strong);
    border-radius: var(--pyt-radius-sm);
    padding: 0.5rem 0.75rem;
    transition: all var(--pyt-transition-fast);
}

.form-control:focus, .form-select:focus {
    background: var(--pyt-bg-elevated);
    border-color: var(--pyt-accent);
    box-shadow: 0 0 0 3px var(--pyt-accent-muted);
    outline: none;
}

.form-control::placeholder {
    color: var(--pyt-text-muted);
}

.form-floating > label {
    font-family: var(--pyt-font-sans);
    font-size: 0.875rem;
    color: var(--pyt-text-muted);
}

.form-floating > .form-control, 
.form-floating > .form-select {
    background: var(--pyt-bg-elevated);
    border-color: var(--pyt-surface-border-strong);
    color: var(--pyt-text-primary);
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
    color: var(--pyt-accent);
}

.form-check-input {
    background-color: var(--pyt-bg-elevated);
    border-color: var(--pyt-surface-border-strong);
}

.form-check-input:checked {
    background-color: var(--pyt-accent);
    border-color: var(--pyt-accent);
}

.form-check-input:focus {
    box-shadow: 0 0 0 3px var(--pyt-accent-muted);
    border-color: var(--pyt-accent);
}

.form-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--pyt-text-secondary);
    margin-bottom: var(--pyt-spacing-xs);
}

/* Validation States */
.valid.modified:not([type=checkbox]) {
    border-color: var(--pyt-success);
    box-shadow: 0 0 0 3px var(--pyt-success-bg);
}

.invalid {
    border-color: var(--pyt-danger);
    box-shadow: 0 0 0 3px var(--pyt-danger-bg);
}

.validation-message {
    font-size: 0.75rem;
    color: var(--pyt-danger);
    margin-top: var(--pyt-spacing-xs);
}

/* =========================================
   CARDS
   ========================================= */
.card {
    background: var(--pyt-bg-card);
    border: 1px solid var(--pyt-surface-border);
    border-radius: var(--pyt-radius-md);
    box-shadow: var(--pyt-shadow-sm);
    overflow: hidden;
}

.card-header {
    background: var(--pyt-bg-secondary);
    border-bottom: 1px solid var(--pyt-surface-border);
    padding: var(--pyt-spacing-md) var(--pyt-spacing-lg);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--pyt-text-primary);
}

.card-body {
    padding: var(--pyt-spacing-lg);
}

.card-footer {
    background: var(--pyt-bg-secondary);
    border-top: 1px solid var(--pyt-surface-border);
    padding: var(--pyt-spacing-md) var(--pyt-spacing-lg);
}

/* =========================================
   ALERTS
   ========================================= */
.alert {
    font-size: 0.875rem;
    border-radius: var(--pyt-radius-md);
    border: 1px solid;
    padding: var(--pyt-spacing-md) var(--pyt-spacing-lg);
}

.alert-secondary {
    background: var(--pyt-bg-secondary);
    border-color: var(--pyt-surface-border);
    color: var(--pyt-text-secondary);
}

.alert-success {
    background: var(--pyt-success-bg);
    border-color: rgba(63, 185, 80, 0.3);
    color: var(--pyt-success);
}

.alert-warning {
    background: var(--pyt-warning-bg);
    border-color: rgba(210, 153, 34, 0.3);
    color: var(--pyt-warning);
}

.alert-danger {
    background: var(--pyt-danger-bg);
    border-color: rgba(248, 81, 73, 0.3);
    color: var(--pyt-danger);
}

.alert-info {
    background: var(--pyt-info-bg);
    border-color: rgba(88, 166, 255, 0.3);
    color: var(--pyt-info);
}

/* =========================================
   TABLES
   ========================================= */
.table {
    color: var(--pyt-text-primary);
    border-color: var(--pyt-surface-border);
}

.table > thead {
    background: var(--pyt-bg-secondary);
}

.table > thead > tr > th {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--pyt-text-secondary);
    border-bottom: 1px solid var(--pyt-surface-border-strong);
    padding: var(--pyt-spacing-md);
}

.table > tbody > tr > td {
    border-color: var(--pyt-surface-border);
    padding: var(--pyt-spacing-sm) var(--pyt-spacing-md);
    vertical-align: middle;
}

.table > tbody > tr:hover {
    background: var(--pyt-bg-secondary);
}

.table-striped > tbody > tr:nth-of-type(odd) > td {
    background: var(--pyt-bg-primary);
}

/* =========================================
   DROPDOWNS
   ========================================= */
.dropdown-menu {
    background: var(--pyt-bg-elevated);
    border: 1px solid var(--pyt-surface-border-strong);
    border-radius: var(--pyt-radius-md);
    box-shadow: var(--pyt-shadow-lg);
    padding: var(--pyt-spacing-xs);
}

.dropdown-item {
    font-size: 0.875rem;
    color: var(--pyt-text-secondary);
    border-radius: var(--pyt-radius-sm);
    padding: 0.5rem 0.875rem;
    transition: all var(--pyt-transition-fast);
}

.dropdown-item:hover, .dropdown-item:focus {
    background: var(--pyt-accent-muted);
    color: var(--pyt-accent);
}

.dropdown-divider {
    border-color: var(--pyt-surface-border);
    margin: var(--pyt-spacing-xs) 0;
}

/* =========================================
   HORIZONTAL RULES
   ========================================= */
hr, .hr {
    border-color: var(--pyt-surface-border);
    opacity: 1;
    margin: var(--pyt-spacing-lg) 0;
}

/* =========================================
   CONTENT AREA
   ========================================= */
.content {
    padding-top: var(--pyt-spacing-xl);
}

/* =========================================
   UTILITIES
   ========================================= */
.text-secondary {
    color: var(--pyt-text-secondary) !important;
}

.text-muted {
    color: var(--pyt-text-muted) !important;
}

.text-danger {
    color: var(--pyt-danger) !important;
}

.text-success {
    color: var(--pyt-success) !important;
}

.text-warning {
    color: var(--pyt-warning) !important;
}

.link-dark {
    color: var(--pyt-accent) !important;
}

.link-dark:hover {
    color: var(--pyt-accent-hover) !important;
}

.bg-light {
    background: var(--pyt-bg-tertiary) !important;
}

.bg-dark {
    background: var(--pyt-bg-primary) !important;
}

.border {
    border-color: var(--pyt-surface-border) !important;
}

/* Small text utility */
.small, small {
    font-size: 0.75rem;
}

/* =========================================
   BLAZOR ERROR UI
   ========================================= */
#blazor-error-ui {
    background: var(--pyt-danger);
    color: #fff;
    bottom: 0;
    box-shadow: var(--pyt-shadow-lg);
    display: none;
    left: 0;
    padding: var(--pyt-spacing-md) var(--pyt-spacing-xl);
    position: fixed;
    width: 100%;
    z-index: 10000;
    font-family: var(--pyt-font-sans);
    font-size: 0.875rem;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: var(--pyt-spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.8;
    transition: opacity var(--pyt-transition-fast);
}

#blazor-error-ui .dismiss:hover {
    opacity: 1;
}

#blazor-error-ui .reload {
    color: #fff;
    text-decoration: underline;
    margin-left: var(--pyt-spacing-md);
}

.blazor-error-boundary {
    background: var(--pyt-danger-bg);
    padding: var(--pyt-spacing-lg);
    color: var(--pyt-danger);
    border-radius: var(--pyt-radius-md);
    border: 1px solid rgba(248, 81, 73, 0.3);
}

.blazor-error-boundary::after {
    content: "An unexpected error has occurred.";
}

/* =========================================
   SYNCFUSION OVERRIDES
   ========================================= */

/* Grid Theme */
.e-grid {
    background: var(--pyt-bg-card) !important;
    border-color: var(--pyt-surface-border) !important;
    font-family: var(--pyt-font-sans) !important;
}

.e-grid .e-headercell {
    background: var(--pyt-bg-secondary) !important;
    border-color: var(--pyt-surface-border) !important;
    color: var(--pyt-text-secondary) !important;
    font-size: 0.75rem !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.03em !important;
}

.e-grid .e-rowcell {
    background: var(--pyt-bg-card) !important;
    border-color: var(--pyt-surface-border) !important;
    color: var(--pyt-text-primary) !important;
    font-size: 0.875rem !important;
    padding: 0.5rem !important;
}

.e-grid .e-altrow .e-rowcell {
    background: var(--pyt-bg-primary) !important;
}

.e-grid .e-row:hover .e-rowcell {
    background: var(--pyt-bg-secondary) !important;
}

.e-grid .e-toolbar {
    background: var(--pyt-bg-secondary) !important;
    border-color: var(--pyt-surface-border) !important;
}

.e-grid .e-toolbar .e-toolbar-items .e-toolbar-item .e-tbar-btn {
    background: transparent !important;
    color: var(--pyt-text-secondary) !important;
}

.e-grid .e-toolbar .e-toolbar-items .e-toolbar-item .e-tbar-btn:hover {
    background: var(--pyt-accent-muted) !important;
    color: var(--pyt-accent) !important;
}

.e-grid .e-pager {
    background: var(--pyt-bg-secondary) !important;
    border-color: var(--pyt-surface-border) !important;
    color: var(--pyt-text-secondary) !important;
}

.e-grid .e-pager .e-numericitem {
    background: transparent !important;
    color: var(--pyt-text-secondary) !important;
}

.e-grid .e-pager .e-numericitem.e-active {
    background: var(--pyt-accent) !important;
    color: var(--pyt-text-inverse) !important;
}

/* Syncfusion Form Controls */
.e-input-group,
.e-float-input {
    background: var(--pyt-bg-elevated) !important;
    border-color: var(--pyt-surface-border-strong) !important;
}

.e-input-group input,
.e-float-input input,
.e-input-group textarea,
.e-float-input textarea {
    color: var(--pyt-text-primary) !important;
    background: transparent !important;
}

.e-input-group .e-float-text,
.e-float-input .e-float-text {
    color: var(--pyt-text-muted) !important;
    font-size: 0.875rem !important;
}

.e-input-group.e-input-focus,
.e-float-input.e-input-focus {
    border-color: var(--pyt-accent) !important;
    box-shadow: 0 0 0 3px var(--pyt-accent-muted) !important;
}

.e-input-group.e-input-focus .e-float-text,
.e-float-input.e-input-focus .e-float-text {
    color: var(--pyt-accent) !important;
}

/* Syncfusion Dropdowns */
.e-ddl.e-input-group,
.e-dropdownlist {
    background: var(--pyt-bg-elevated) !important;
}

.e-popup.e-popup-open {
    background: var(--pyt-bg-elevated) !important;
    border: 1px solid var(--pyt-surface-border-strong) !important;
    box-shadow: var(--pyt-shadow-lg) !important;
}

.e-popup .e-list-item {
    color: var(--pyt-text-secondary) !important;
    background: transparent !important;
}

.e-popup .e-list-item:hover,
.e-popup .e-list-item.e-hover {
    background: var(--pyt-accent-muted) !important;
    color: var(--pyt-accent) !important;
}

.e-popup .e-list-item.e-active {
    background: var(--pyt-accent) !important;
    color: var(--pyt-text-inverse) !important;
}

/* Syncfusion Checkbox */
.e-checkbox-wrapper .e-frame {
    background: var(--pyt-bg-elevated) !important;
    border-color: var(--pyt-surface-border-strong) !important;
}

.e-checkbox-wrapper .e-frame.e-check {
    background: var(--pyt-accent) !important;
    border-color: var(--pyt-accent) !important;
}

.e-checkbox-wrapper .e-label {
    color: var(--pyt-text-secondary) !important;
}

/* Syncfusion Tooltips */
.e-tooltip-wrap,
.e-tooltip-wrap.e-popup {
    background: var(--pyt-bg-elevated) !important;
    border: 1px solid var(--pyt-surface-border) !important;
    box-shadow: var(--pyt-shadow-lg) !important;
    border-radius: var(--pyt-radius-md) !important;
}

.e-tooltip-wrap .e-tip-content,
.e-tooltip-wrap.e-popup .e-tip-content {
    color: var(--pyt-text-primary) !important;
    font-family: var(--pyt-font-sans) !important;
    font-size: 0.875rem !important;
}

.e-tooltip-wrap .e-arrow-tip-outer,
.e-tooltip-wrap .e-arrow-tip-inner {
    color: var(--pyt-bg-elevated) !important;
}

.e-tooltip-wrap.e-popup .e-arrow-tip-outer.e-tip-bottom,
.e-tooltip-wrap.e-popup .e-arrow-tip-outer.e-tip-top,
.e-tooltip-wrap.e-popup .e-arrow-tip-outer.e-tip-left,
.e-tooltip-wrap.e-popup .e-arrow-tip-outer.e-tip-right {
    border-top-color: var(--pyt-bg-elevated) !important;
    border-bottom-color: var(--pyt-bg-elevated) !important;
    border-left-color: var(--pyt-bg-elevated) !important;
    border-right-color: var(--pyt-bg-elevated) !important;
}

.e-tooltip-wrap.e-popup .e-arrow-tip-inner.e-tip-bottom,
.e-tooltip-wrap.e-popup .e-arrow-tip-inner.e-tip-top,
.e-tooltip-wrap.e-popup .e-arrow-tip-inner.e-tip-left,
.e-tooltip-wrap.e-popup .e-arrow-tip-inner.e-tip-right {
    border-top-color: var(--pyt-bg-elevated) !important;
    border-bottom-color: var(--pyt-bg-elevated) !important;
    border-left-color: var(--pyt-bg-elevated) !important;
    border-right-color: var(--pyt-bg-elevated) !important;
}

/* Syncfusion RichTextEditor Tooltips */
.e-richtexteditor .e-rte-toolbar .e-toolbar-item .e-tbar-btn-text,
.e-rte-toolbar .e-tooltip-wrap .e-tip-content {
    color: var(--pyt-text-primary) !important;
}

/* Generic tooltip overrides for any sf-tooltip class */
[class*="tooltip"],
[class*="Tooltip"] {
    --tooltip-bg: var(--pyt-bg-elevated);
    --tooltip-color: var(--pyt-text-primary);
}

/* =========================================
   SCROLLBAR STYLING
   ========================================= */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--pyt-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--pyt-surface-border-strong);
    border-radius: 5px;
    border: 2px solid var(--pyt-bg-secondary);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--pyt-text-muted);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--pyt-surface-border-strong) var(--pyt-bg-secondary);
}

/* =========================================
   LOADING STATES
   ========================================= */
.loading-indicator {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid var(--pyt-surface-border-strong);
    border-top-color: var(--pyt-accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* =========================================
   SELECTION
   ========================================= */
::selection {
    background: var(--pyt-accent-muted);
    color: var(--pyt-text-primary);
}

::-moz-selection {
    background: var(--pyt-accent-muted);
    color: var(--pyt-text-primary);
}