/* ============================================
   Utility Classes
   URL Shortener Pro - Professional Theme
   ============================================ */

/* ========== Text Utilities ========== */

/* Gradient Text */
.text-gradient {
    background: linear-gradient(to right, #fff 20%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-primary {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-success {
    background: var(--success-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-warning {
    background: var(--warning-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-info {
    background: var(--info-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-danger {
    background: var(--danger-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-ocean {
    background: var(--gradient-ocean);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-sunset {
    background: var(--gradient-sunset);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-forest {
    background: var(--gradient-forest);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.text-truncate-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========== Spacing Utilities ========== */

/* Margin */
.m-0 {
    margin: 0;
}

.m-1 {
    margin: var(--space-1);
}

.m-2 {
    margin: var(--space-2);
}

.m-3 {
    margin: var(--space-3);
}

.m-4 {
    margin: var(--space-4);
}

.m-6 {
    margin: var(--space-6);
}

.m-8 {
    margin: var(--space-8);
}

.mt-1 {
    margin-top: var(--space-1);
}

.mt-2 {
    margin-top: var(--space-2);
}

.mt-3 {
    margin-top: var(--space-3);
}

.mt-4 {
    margin-top: var(--space-4);
}

.mt-6 {
    margin-top: var(--space-6);
}

.mt-8 {
    margin-top: var(--space-8);
}

.mb-1 {
    margin-bottom: var(--space-1);
}

.mb-2 {
    margin-bottom: var(--space-2);
}

.mb-3 {
    margin-bottom: var(--space-3);
}

.mb-4 {
    margin-bottom: var(--space-4);
}

.mb-6 {
    margin-bottom: var(--space-6);
}

.mb-8 {
    margin-bottom: var(--space-8);
}

/* Padding */
.p-0 {
    padding: 0;
}

.p-1 {
    padding: var(--space-1);
}

.p-2 {
    padding: var(--space-2);
}

.p-3 {
    padding: var(--space-3);
}

.p-4 {
    padding: var(--space-4);
}

.p-6 {
    padding: var(--space-6);
}

.p-8 {
    padding: var(--space-8);
}

/* ========== Shadow Utilities ========== */

.shadow-glow {
    box-shadow: var(--shadow-glow-primary);
}

.shadow-glow-success {
    box-shadow: var(--shadow-glow-success);
}

.shadow-glow-warning {
    box-shadow: var(--shadow-glow-warning);
}

.shadow-lift {
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.shadow-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* Glow Effects */
.glow-primary {
    box-shadow: var(--primary-glow);
}

.glow-success {
    box-shadow: var(--success-glow);
}

.glow-warning {
    box-shadow: var(--warning-glow);
}

.glow-info {
    box-shadow: var(--info-glow);
}

.glow-danger {
    box-shadow: var(--danger-glow);
}

.glow-cyan {
    box-shadow: var(--cyan-glow);
}

.glow-emerald {
    box-shadow: var(--emerald-glow);
}

.glow-amber {
    box-shadow: var(--amber-glow);
}

.glow-rose {
    box-shadow: var(--rose-glow);
}

/* Background Gradients */
.bg-gradient-primary {
    background: var(--primary-gradient);
}

.bg-gradient-success {
    background: var(--success-gradient);
}

.bg-gradient-warning {
    background: var(--warning-gradient);
}

.bg-gradient-info {
    background: var(--info-gradient);
}

.bg-gradient-danger {
    background: var(--danger-gradient);
}

.bg-gradient-ocean {
    background: var(--gradient-ocean);
}

.bg-gradient-sunset {
    background: var(--gradient-sunset);
}

.bg-gradient-forest {
    background: var(--gradient-forest);
}

.bg-gradient-cosmic {
    background: var(--gradient-cosmic);
}

.bg-gradient-fire {
    background: var(--gradient-fire);
}

/* ========== Animation Utilities ========== */

/* Fade In */
.fade-in {
    animation: fadeIn var(--transition-base) ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

/* Fade In Up */
.fade-in-up {
    animation: fadeInUp 0.5s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Slide In Right */
.slide-in-right {
    animation: slideInRight 0.4s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }
}

/* Spin */
.spin {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* Shimmer (for loading states) */
.shimmer {
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0.05) 25%,
            rgba(255, 255, 255, 0.1) 50%,
            rgba(255, 255, 255, 0.05) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

/* ========== Display Utilities ========== */

.d-none {
    display: none;
}

.d-block {
    display: block;
}

.d-inline-block {
    display: inline-block;
}

.d-flex {
    display: flex;
}

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

.d-grid {
    display: grid;
}

/* ========== Flex Utilities ========== */

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

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

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

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

.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;
}

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

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

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

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

.gap-1 {
    gap: var(--space-1);
}

.gap-2 {
    gap: var(--space-2);
}

.gap-3 {
    gap: var(--space-3);
}

.gap-4 {
    gap: var(--space-4);
}

.gap-6 {
    gap: var(--space-6);
}

/* ========== Position Utilities ========== */

.relative {
    position: relative;
}

.absolute {
    position: absolute;
}

.fixed {
    position: fixed;
}

.sticky {
    position: sticky;
}

/* ========== Overflow Utilities ========== */

.overflow-hidden {
    overflow: hidden;
}

.overflow-auto {
    overflow: auto;
}

.overflow-scroll {
    overflow: scroll;
}

/* ========== Border Utilities ========== */

.rounded-sm {
    border-radius: var(--radius-sm);
}

.rounded-md {
    border-radius: var(--radius-md);
}

.rounded-lg {
    border-radius: var(--radius-lg);
}

.rounded-xl {
    border-radius: var(--radius-xl);
}

.rounded-2xl {
    border-radius: var(--radius-2xl);
}

.rounded-full {
    border-radius: var(--radius-full);
}

/* ========== Accessibility Utilities ========== */

/* Screen Reader Only */
.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;
}

/* Focus Visible */
.focus-visible:focus-visible {
    outline: 2px solid var(--primary-indigo);
    outline-offset: 2px;
}

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

.cursor-pointer {
    cursor: pointer;
}

.cursor-not-allowed {
    cursor: not-allowed;
}

.pointer-events-none {
    pointer-events: none;
}

.pointer-events-auto {
    pointer-events: auto;
}

/* Hover Lift Effect */
.hover-lift {
    transition: transform var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-3px);
}

/* Hover Glow Effect */
.hover-glow {
    transition: box-shadow var(--transition-base);
}

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

/* ========== Loading States ========== */

.skeleton {
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0.05) 25%,
            rgba(255, 255, 255, 0.1) 50%,
            rgba(255, 255, 255, 0.05) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 1rem;
    margin-bottom: 0.5rem;
}

.skeleton-title {
    height: 1.5rem;
    width: 60%;
    margin-bottom: 1rem;
}

.skeleton-avatar {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-full);
}

/* ========== Backdrop Blur ========== */

.backdrop-blur-sm {
    backdrop-filter: blur(8px);
}

.backdrop-blur-md {
    backdrop-filter: blur(12px);
}

.backdrop-blur-lg {
    backdrop-filter: blur(16px);
}

.backdrop-blur-xl {
    backdrop-filter: blur(24px);
}

/* ========== Reduced Motion ========== */

@media (prefers-reduced-motion: reduce) {

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

/* ========== Light Mode Utility Overrides ========== */

[data-theme="light"] .skeleton {
    background: linear-gradient(90deg,
            rgba(0, 0, 0, 0.04) 25%,
            rgba(0, 0, 0, 0.08) 50%,
            rgba(0, 0, 0, 0.04) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

[data-theme="light"] .shimmer {
    background: linear-gradient(90deg,
            rgba(0, 0, 0, 0.03) 25%,
            rgba(0, 0, 0, 0.06) 50%,
            rgba(0, 0, 0, 0.03) 75%);
    background-size: 200% 100%;
}

/* Staggered children animation */
.stagger-children>* {
    opacity: 0;
    animation: fadeInUp 0.5s ease forwards;
}

.stagger-children>*:nth-child(1) {
    animation-delay: 0.05s;
}

.stagger-children>*:nth-child(2) {
    animation-delay: 0.1s;
}

.stagger-children>*:nth-child(3) {
    animation-delay: 0.15s;
}

.stagger-children>*:nth-child(4) {
    animation-delay: 0.2s;
}

.stagger-children>*:nth-child(5) {
    animation-delay: 0.25s;
}

.stagger-children>*:nth-child(6) {
    animation-delay: 0.3s;
}

.stagger-children>*:nth-child(7) {
    animation-delay: 0.35s;
}

.stagger-children>*:nth-child(8) {
    animation-delay: 0.4s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(15px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}