/* ============================================
   DigiSign Theme - Utility Classes
   ============================================
   
   Reusable utility classes for common styling needs.
   Uses variables from theme-core.css.
*/

/* ==================== ANIMATIONS ==================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
    }
    to {
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ==================== ANIMATION CLASSES ==================== */

.fade-in {
    animation: fadeIn var(--transition-slow) ease-out;
}

.fade-out {
    animation: fadeOut var(--transition-base) ease-out;
}

.slide-in-right {
    animation: slideInRight var(--transition-slow) ease-out;
}

.slide-in-left {
    animation: slideInLeft var(--transition-slow) ease-out;
}

.pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ==================== SPACING UTILITIES ==================== */

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

.pt-0 { padding-top: 0 !important; }
.pt-sm { padding-top: var(--spacing-sm) !important; }
.pt-md { padding-top: var(--spacing-md) !important; }
.pt-lg { padding-top: var(--spacing-lg) !important; }

.pb-0 { padding-bottom: 0 !important; }
.pb-sm { padding-bottom: var(--spacing-sm) !important; }
.pb-md { padding-bottom: var(--spacing-md) !important; }
.pb-lg { padding-bottom: var(--spacing-lg) !important; }

.m-0 { margin: 0 !important; }
.m-auto { margin: auto !important; }
.m-xs { margin: var(--spacing-xs) !important; }
.m-sm { margin: var(--spacing-sm) !important; }
.m-md { margin: var(--spacing-md) !important; }
.m-lg { margin: var(--spacing-lg) !important; }

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

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

/* ==================== TEXT UTILITIES ==================== */

.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-disabled { color: var(--text-disabled) !important; }
.text-inverse { color: var(--text-inverse) !important; }

.text-success { color: var(--success) !important; }
.text-error { color: var(--error) !important; }
.text-warning { color: var(--warning) !important; }
.text-info { color: var(--info) !important; }

.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }

.font-normal { font-weight: 400 !important; }
.font-medium { font-weight: 500 !important; }
.font-semibold { font-weight: 600 !important; }
.font-bold { font-weight: 700 !important; }

/* ==================== BACKGROUND UTILITIES ==================== */

.bg-primary { background-color: var(--primary) !important; }
.bg-secondary { background-color: var(--secondary) !important; }
.bg-accent { background-color: var(--accent) !important; }
.bg-surface { background-color: var(--surface) !important; }
.bg-background { background-color: var(--background) !important; }

.bg-success { background-color: var(--success) !important; }
.bg-error { background-color: var(--error) !important; }
.bg-warning { background-color: var(--warning) !important; }
.bg-info { background-color: var(--info) !important; }

.bg-neutral-100 { background-color: var(--neutral-100) !important; }
.bg-neutral-200 { background-color: var(--neutral-200) !important; }

/* ==================== BORDER UTILITIES ==================== */

.border { border: 1px solid var(--border) !important; }
.border-light { border: 1px solid var(--border-light) !important; }
.border-dark { border: 1px solid var(--border-dark) !important; }

.border-top { border-top: 1px solid var(--border) !important; }
.border-bottom { border-bottom: 1px solid var(--border) !important; }
.border-left { border-left: 1px solid var(--border) !important; }
.border-right { border-right: 1px solid var(--border) !important; }

.border-primary { border-color: var(--primary) !important; }
.border-secondary { border-color: var(--secondary) !important; }

.rounded-none { border-radius: 0 !important; }
.rounded-sm { border-radius: var(--radius-sm) !important; }
.rounded-md { border-radius: var(--radius-md) !important; }
.rounded-lg { border-radius: var(--radius-lg) !important; }
.rounded-xl { border-radius: var(--radius-xl) !important; }
.rounded-full { border-radius: var(--radius-full) !important; }

/* ==================== SHADOW UTILITIES ==================== */

.shadow-none { box-shadow: none !important; }
.shadow-sm { box-shadow: var(--shadow-sm) !important; }
.shadow-md { box-shadow: var(--shadow-md) !important; }
.shadow-lg { box-shadow: var(--shadow-lg) !important; }
.shadow-xl { box-shadow: var(--shadow-xl) !important; }

/* ==================== DISPLAY UTILITIES ==================== */

.hidden { display: none !important; }
.block { display: block !important; }
.inline-block { display: inline-block !important; }
.flex { display: flex !important; }
.inline-flex { display: inline-flex !important; }
.grid { display: grid !important; }

.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }

.justify-start { justify-content: flex-start !important; }
.justify-center { justify-content: center !important; }
.justify-end { justify-content: flex-end !important; }
.justify-between { justify-content: space-between !important; }

.items-start { align-items: flex-start !important; }
.items-center { align-items: center !important; }
.items-end { align-items: flex-end !important; }

.gap-0 { gap: 0 !important; }
.gap-xs { gap: var(--spacing-xs) !important; }
.gap-sm { gap: var(--spacing-sm) !important; }
.gap-md { gap: var(--spacing-md) !important; }
.gap-lg { gap: var(--spacing-lg) !important; }

/* ==================== SIZING UTILITIES ==================== */

.w-full { width: 100% !important; }
.w-auto { width: auto !important; }
.h-full { height: 100% !important; }
.h-auto { height: auto !important; }

.min-h-screen { min-height: 100vh !important; }

/* ==================== POSITION UTILITIES ==================== */

.relative { position: relative !important; }
.absolute { position: absolute !important; }
.fixed { position: fixed !important; }
.sticky { position: sticky !important; }

/* ==================== OPACITY UTILITIES ==================== */

.opacity-0 { opacity: 0 !important; }
.opacity-50 { opacity: 0.5 !important; }
.opacity-75 { opacity: 0.75 !important; }
.opacity-100 { opacity: 1 !important; }

/* ==================== CURSOR UTILITIES ==================== */

.cursor-pointer { cursor: pointer !important; }
.cursor-not-allowed { cursor: not-allowed !important; }
.cursor-default { cursor: default !important; }

/* ==================== OVERFLOW UTILITIES ==================== */

.overflow-hidden { overflow: hidden !important; }
.overflow-auto { overflow: auto !important; }
.overflow-scroll { overflow: scroll !important; }

/* ==================== HOVER EFFECTS ==================== */

.hover-lift {
    transition: transform var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-2px);
}

.hover-shadow {
    transition: box-shadow var(--transition-base);
}

.hover-shadow:hover {
    box-shadow: var(--shadow-lg);
}

.hover-grow {
    transition: transform var(--transition-base);
}

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

/* ==================== CARD STYLES ==================== */

.card-elevated {
    background: var(--surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.card-elevated:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.card-bordered {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

/* ==================== STATUS BADGES ==================== */

.status-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-success {
    background-color: var(--success-light);
    color: var(--success-dark);
}

.status-error {
    background-color: var(--error-light);
    color: var(--error-dark);
}

.status-warning {
    background-color: var(--warning-light);
    color: var(--warning-dark);
}

.status-info {
    background-color: var(--info-light);
    color: var(--info-dark);
}

/* ==================== LOADING SPINNER ==================== */

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(var(--primary-rgb), 0.3);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ==================== DIVIDERS ==================== */

.divider {
    height: 1px;
    background-color: var(--border);
    border: none;
    margin: var(--spacing-md) 0;
}

.divider-vertical {
    width: 1px;
    height: 100%;
    background-color: var(--border);
    margin: 0 var(--spacing-md);
}

/* ==================== ACCESSIBILITY ==================== */

.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;
}

.focusable:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ==================== PRINT UTILITIES ==================== */

@media print {
    .no-print {
        display: none !important;
    }
}