*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

html, body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    min-height: 100vh;
}

h1:focus {
    outline: none;
}

a, .btn-link {
    color: var(--primary-light);
}

.btn-primary {
    color: #fff;
    background-color: var(--primary-color);
    border-color: var(--primary-dark);
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
}

.btn-secondary {
    color: #fff;
    background-color: var(--secondary-color);
    border-color: var(--secondary-dark);
}

.btn-secondary:hover {
    background-color: var(--secondary-dark);
    border-color: var(--secondary-dark);
}

.btn-accent {
    color: #fff;
    background-color: var(--accent-color);
    border-color: var(--accent-dark);
}

.btn-accent:hover {
    background-color: var(--accent-dark);
    border-color: var(--accent-dark);
}

.btn-highlight {
    color: #fff;
    background-color: var(--highlight-color);
    border-color: var(--highlight-dark);
}

.btn-highlight:hover {
    background-color: var(--highlight-dark);
    border-color: var(--highlight-dark);
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: var(--focus-shadow);
}


.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--success-color);
}

.invalid {
    outline: 1px solid var(--error-color);
}

.validation-message {
    color: var(--error-color);
}

#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: 0.75rem;
        top: 0.5rem;
    }

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, var(--error-color);
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 3.7rem;
    color: white;
}

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

.loading-progress {
    position: relative;
    display: block;
    width: var(--loading-progress-size);
    height: var(--loading-progress-size);
    margin: 20vh auto var(--spacing-md) auto;
}

    .loading-progress circle {
        fill: none;
        stroke: #e0e0e0;
        stroke-width: var(--loading-progress-stroke);
        transform-origin: 50% 50%;
        transform: rotate(-90deg);
    }

        .loading-progress circle:last-child {
            stroke: var(--primary-color);
            stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
            transition: stroke-dasharray var(--transition-fast);
        }

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: bold;
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

    .loading-progress-text:after {
        content: var(--blazor-load-percentage-text, "Loading");
    }

code {
    color: var(--text-code);
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

:focus-visible {
    outline: 2px solid var(--brand-3);
    outline-offset: 2px;
}

button:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
    outline: none;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ===================================
   Base Typography
   =================================== */

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    color: var(--text-primary);
}

h1 {
    font-size: 2rem;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 1.5rem;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.25rem;
}

h4 {
    font-size: 1.125rem;
}

h5 {
    font-size: 1rem;
}

h6 {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

p {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

small, .text-sm {
    font-size: var(--font-size-sm);
}

.text-lg {
    font-size: var(--font-size-lg);
}

.text-muted {
    color: var(--text-secondary);
}

.text-bold {
    font-weight: var(--font-weight-bold);
}

.text-mono {
    font-family: var(--font-family);
}

/* ===================================
   Enhanced Focus Styles for Accessibility
   =================================== */

a:focus-visible,
button:focus-visible,
[role="button"]:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible:not([tabindex="-1"]) {
    outline: 2px solid var(--brand-3);
    outline-offset: 2px;
    border-radius: var(--border-radius);
}

.dark-bg a:focus-visible,
.dark-bg button:focus-visible {
    outline-color: var(--brand-2);
}

.skip-link {
    position: absolute;
    top: -100%;
    left: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--background-color);
    color: var(--text-primary);
    border: 2px solid var(--brand-3);
    border-radius: var(--border-radius);
    z-index: 9999;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: var(--spacing-md);
}

/* ===================================
   Transition Utility Classes
   =================================== */

.transition-none {
    transition: none !important;
}

.transition-fast {
    transition: all var(--transition-fast);
}

.transition-base {
    transition: all var(--transition-base);
}

.transition-smooth {
    transition: all var(--transition-smooth);
}

.transition-bounce {
    transition: all var(--transition-bounce);
}

.transition-opacity {
    transition: opacity var(--transition-base);
}

.transition-transform {
    transition: transform var(--transition-smooth);
}

.transition-colors {
    transition: color var(--transition-base), 
                background-color var(--transition-base), 
                border-color var(--transition-base);
}

/* ===================================
   Layout Utility Classes
   =================================== */

/* Flexbox */
.flex {
    display: flex;
}

.inline-flex {
    display: inline-flex;
}

.flex-col {
    flex-direction: column;
}

.flex-row {
    flex-direction: row;
}

.flex-wrap {
    flex-wrap: wrap;
}

.flex-1 {
    flex: 1 1 0%;
}

.flex-auto {
    flex: 1 1 auto;
}

.flex-none {
    flex: none;
}

.items-start {
    align-items: flex-start;
}

.items-center {
    align-items: center;
}

.items-end {
    align-items: flex-end;
}

.items-stretch {
    align-items: stretch;
}

.justify-start {
    justify-content: flex-start;
}

.justify-center {
    justify-content: center;
}

.justify-end {
    justify-content: flex-end;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

/* Gap utilities */
.gap-xs {
    gap: var(--spacing-xs);
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

.gap-xl {
    gap: var(--spacing-xl);
}

/* Grid */
.grid {
    display: grid;
}

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

.grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* Spacing utilities */
.m-0 { margin: 0; }
.m-xs { margin: var(--spacing-xs); }
.m-sm { margin: var(--spacing-sm); }
.m-md { margin: var(--spacing-md); }
.m-lg { margin: var(--spacing-lg); }
.m-xl { margin: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }

.p-0 { padding: 0; }
.p-xs { padding: var(--spacing-xs); }
.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }

.px-xs { padding-left: var(--spacing-xs); padding-right: var(--spacing-xs); }
.px-sm { padding-left: var(--spacing-sm); padding-right: var(--spacing-sm); }
.px-md { padding-left: var(--spacing-md); padding-right: var(--spacing-md); }

.py-xs { padding-top: var(--spacing-xs); padding-bottom: var(--spacing-xs); }
.py-sm { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-md { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }

/* Width & Height */
.w-full { width: 100%; }
.h-full { height: 100%; }
.min-h-screen { min-height: 100vh; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }

/* Visibility */
.hidden { display: none; }
.invisible { visibility: hidden; }
.visible { visibility: visible; }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-y-auto { overflow-y: auto; }
.overflow-x-hidden { overflow-x: hidden; }

/* Text alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Truncation */
.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* ===================================
   Interactive State Utilities
   =================================== */

.hover\:opacity-80:hover {
    opacity: 0.8;
}

.hover\:scale-105:hover {
    transform: scale(1.05);
}

.active\:scale-95:active {
    transform: scale(0.95);
}

/* Disabled state */
.disabled,
[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* ===================================
   Task Item Hover Actions (Global)
   =================================== */

/* These rules are global to avoid Blazor CSS scoping issues 
   when targeting elements across component boundaries */

/* Use attribute selectors with !important to override scoped CSS */
[class*="task-item"] [class*="task-actions"] {
    opacity: 0 !important;
}

[class*="task-item"]:hover [class*="task-actions"],
[class*="task-item"]:focus-within [class*="task-actions"] {
    opacity: 1 !important;
}

/* Fallback: Make actions visible on mobile (< 768px) */
@media (max-width: 768px) {
    [class*="task-actions"] {
        opacity: 1 !important;
    }
}

/* ===================================
   Global Form Input Styles (Dark Mode)
   =================================== */

/* 
 * These rules target native form elements globally to ensure 
 * they respect the theme colors, since Blazor's scoped CSS 
 * can't always penetrate to native HTML elements.
 */

/* Modal form inputs - force dark theme styles */
[class*="task-form"] input,
[class*="task-form"] textarea,
[class*="task-form"] select,
[class*="event-form"] input,
[class*="event-form"] textarea,
[class*="event-form"] select {
    background-color: var(--background-color) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    padding: var(--spacing-sm) var(--spacing-md);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

[class*="task-form"] input:focus,
[class*="task-form"] textarea:focus,
[class*="task-form"] select:focus,
[class*="event-form"] input:focus,
[class*="event-form"] textarea:focus,
[class*="event-form"] select:focus {
    outline: none;
    border-color: var(--brand-3) !important;
    box-shadow: 0 0 0 3px rgba(114, 158, 161, 0.15);
}

[class*="task-form"] input::placeholder,
[class*="task-form"] textarea::placeholder,
[class*="event-form"] input::placeholder,
[class*="event-form"] textarea::placeholder {
    color: var(--text-muted);
}

[class*="task-form"] input:disabled,
[class*="task-form"] textarea:disabled,
[class*="task-form"] select:disabled,
[class*="event-form"] input:disabled,
[class*="event-form"] textarea:disabled,
[class*="event-form"] select:disabled {
    background-color: var(--surface-color) !important;
    opacity: 0.6;
    cursor: not-allowed;
}

/* Select dropdown arrow for dark mode */
[class*="task-form"] select,
[class*="event-form"] select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888888' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: var(--spacing-xl) !important;
    cursor: pointer;
}

/* Date input calendar icon styling (varies by browser) */
[class*="task-form"] input[type="date"]::-webkit-calendar-picker-indicator,
[class*="event-form"] input[type="date"]::-webkit-calendar-picker-indicator,
[class*="event-form"] input[type="time"]::-webkit-calendar-picker-indicator {
    filter: invert(0.7);
    cursor: pointer;
}