/* ========================================
   Promope Platform - Animations & Loading States
   ======================================== */

/* ========== LOADING SPINNERS ========== */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(102, 126, 234, 0.1);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
}

.spinner-lg {
    width: 60px;
    height: 60px;
    border-width: 6px;
}

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

/* Spinner overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ========== SKELETON SCREENS ========== */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-secondary) 25%,
        var(--border-color) 50%,
        var(--bg-secondary) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

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

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

.skeleton-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
}

.skeleton-image {
    width: 100%;
    height: 200px;
}

.skeleton-button {
    height: 40px;
    width: 120px;
}

/* ========== PROGRESS BARS ========== */
.progress {
    height: 8px;
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
    overflow: hidden;
    position: relative;
}

.progress-bar {
    height: 100%;
    background: var(--primary-gradient);
    border-radius: var(--radius-full);
    transition: width 0.5s ease;
}

.progress-bar-striped {
    background-image: linear-gradient(
        45deg,
        rgba(255, 255, 255, 0.15) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255, 255, 255, 0.15) 50%,
        rgba(255, 255, 255, 0.15) 75%,
        transparent 75%,
        transparent
    );
    background-size: 1rem 1rem;
    animation: progress-bar-stripes 1s linear infinite;
}

@keyframes progress-bar-stripes {
    0% { background-position: 1rem 0; }
    100% { background-position: 0 0; }
}

/* ========== FADE ANIMATIONS ========== */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-down {
    animation: fadeInDown 0.6s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== SLIDE ANIMATIONS ========== */
.slide-in-left {
    animation: slideInLeft 0.5s ease-out;
}

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

.slide-in-right {
    animation: slideInRight 0.5s ease-out;
}

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

/* ========== SCALE ANIMATIONS ========== */
.scale-in {
    animation: scaleIn 0.3s ease-out;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.scale-up {
    transition: transform 0.3s ease;
}

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

/* ========== PULSE ANIMATION ========== */
.pulse {
    animation: pulse 2s ease-in-out infinite;
}

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

/* ========== BOUNCE ANIMATION ========== */
.bounce {
    animation: bounce 1s ease infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* ========== SHAKE ANIMATION ========== */
.shake {
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* ========== HOVER EFFECTS ========== */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.hover-glow {
    transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
}

.hover-shadow {
    transition: box-shadow 0.3s ease;
}

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

/* ========== BUTTON LOADING STATE ========== */
.btn.loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

/* ========== TOAST NOTIFICATIONS ========== */
.toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 1050;
}

.toast {
    background: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 1rem 1.25rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 300px;
    animation: slideInRight 0.3s ease-out;
}

.toast.hiding {
    animation: slideOutRight 0.3s ease-out;
}

@keyframes slideOutRight {
    from { transform: translateX(0); opacity: 1; }
    to { transform: translateX(400px); opacity: 0; }
}

.toast-success {
    border-left: 4px solid var(--success);
}

.toast-error {
    border-left: 4px solid var(--error);
}

.toast-warning {
    border-left: 4px solid var(--warning);
}

.toast-info {
    border-left: 4px solid var(--info);
}

/* ========== COUNTER ANIMATION ========== */
.counter {
    display: inline-block;
    font-weight: 700;
}

/* Will be animated with JavaScript */

/* ========== IMAGE LOADING ========== */
.image-loading {
    position: relative;
    overflow: hidden;
    background: var(--bg-secondary);
}

.image-loading::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.image-loaded {
    animation: fadeIn 0.5s ease-in;
}

/* ========== RIPPLE EFFECT ========== */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple:active::after {
    width: 300px;
    height: 300px;
}

/* ========== STAGGER ANIMATION ========== */
.stagger-fade-in > * {
    opacity: 0;
    animation: fadeInUp 0.6s ease-out forwards;
}

.stagger-fade-in > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-fade-in > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-fade-in > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-fade-in > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-fade-in > *:nth-child(5) { animation-delay: 0.5s; }
.stagger-fade-in > *:nth-child(6) { animation-delay: 0.6s; }

/* ========== FLOATING ANIMATION ========== */
.float-animation {
    animation: floatUpDown 4s ease-in-out infinite;
}

@keyframes floatUpDown {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}

/* ========== GRADIENT SHIFT ========== */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.animated-gradient {
    background-size: 300% 300%;
    animation: gradientShift 6s ease infinite;
}

/* ========== GLOW PULSE ========== */
@keyframes glowPulse {
    0%, 100% { box-shadow: 0 0 20px rgba(102, 126, 234, 0.3); }
    50% { box-shadow: 0 0 40px rgba(102, 126, 234, 0.7); }
}

.glow-pulse {
    animation: glowPulse 2s ease-in-out infinite;
}

/* ========== ROTATE SLOW ========== */
@keyframes rotateSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ========== TYPEWRITER ========== */
@keyframes blink {
    50% { border-color: transparent; }
}

/* ========== BLOB MORPHING ========== */
@keyframes morphBlob {
    0%, 100% { border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%; }
    25% { border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%; }
    50% { border-radius: 50% 60% 30% 60% / 40% 70% 60% 50%; }
    75% { border-radius: 60% 40% 60% 30% / 70% 40% 50% 40%; }
}

.blob-morph {
    animation: morphBlob 8s ease-in-out infinite;
}

/* ========== COUNTER NUMBER ANIMATION ========== */
.count-up {
    display: inline-block;
    font-variant-numeric: tabular-nums;
}

/* ========== SHINE SWEEP ========== */
@keyframes shineSweep {
    0% { left: -150%; }
    100% { left: 150%; }
}

.shine-effect {
    position: relative;
    overflow: hidden;
}

.shine-effect::after {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 60%;
    height: 100%;
    background: linear-gradient(
        120deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transform: skewX(-20deg);
    animation: shineSweep 3s ease-in-out infinite;
}

/* ========== CARD HOVER LIFT PREMIUM ========== */
.hover-lift-premium {
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease;
}

.hover-lift-premium:hover {
    transform: translateY(-8px) scale(1.01);
    box-shadow: 0 25px 50px rgba(102, 126, 234, 0.2);
}

/* ========== NEON GLOW TEXT ========== */
.text-neon {
    text-shadow: 0 0 10px rgba(102, 126, 234, 0.5), 0 0 20px rgba(102, 126, 234, 0.3);
}

/* ========== BORDER GRADIENT ANIMATION ========== */
@keyframes borderGradientRotate {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* ========== PAGE TRANSITIONS ========== */
.page-transition {
    animation: fadeIn 0.3s ease-in;
}

/* ========== SMOOTH SCROLL ========== */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* ========== ACCESSIBILITY ========== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}