/* Modern Animations & Effects for Thuong Motor Website */

/* Loading States */
.loading {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.loaded {
    opacity: 1;
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
    z-index: 9999;
    transition: width 0.1s ease;
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.slide-up {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-up.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.slide-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-left.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.slide-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-right.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.scale-in.animate-in {
    opacity: 1;
    transform: scale(1);
}

/* Stagger Animation */
.stagger-item {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-item.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Hover Animations */
.hover-lift {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-8px);
}

.hover-scale {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.hover-rotate {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-rotate:hover {
    transform: rotate(5deg);
}

/* Button Animations */
.btn-ripple {
    position: relative;
    overflow: hidden;
}

.btn-ripple::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-ripple:active::before {
    width: 300px;
    height: 300px;
}

.btn-magnetic {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-glow {
    position: relative;
    overflow: hidden;
}

.btn-glow::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

.btn-glow:hover::after {
    left: 100%;
}

/* Card Animations */
.card-tilt {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
}

.card-flip {
    perspective: 1000px;
}

.card-flip-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.8s;
    transform-style: preserve-3d;
}

.card-flip:hover .card-flip-inner {
    transform: rotateY(180deg);
}

.card-flip-front,
.card-flip-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: var(--radius-xl);
}

.card-flip-back {
    transform: rotateY(180deg);
}

/* Loading Animations */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

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

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.dots-loading {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 80px;
}

.dots-loading div {
    position: absolute;
    top: 33px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: var(--primary-color);
    animation-timing-function: cubic-bezier(0, 1, 1, 0);
}

.dots-loading div:nth-child(1) {
    left: 8px;
    animation: dots1 0.6s infinite;
}

.dots-loading div:nth-child(2) {
    left: 8px;
    animation: dots2 0.6s infinite;
}

.dots-loading div:nth-child(3) {
    left: 32px;
    animation: dots2 0.6s infinite;
}

.dots-loading div:nth-child(4) {
    left: 56px;
    animation: dots3 0.6s infinite;
}

@keyframes dots1 {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

@keyframes dots3 {
    0% { transform: scale(1); }
    100% { transform: scale(0); }
}

@keyframes dots2 {
    0% { transform: translate(0, 0); }
    100% { transform: translate(24px, 0); }
}

/* Text Animations */
.typewriter {
    overflow: hidden;
    border-right: 0.15em solid var(--primary-color);
    white-space: nowrap;
    margin: 0 auto;
    letter-spacing: 0.15em;
    animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

@keyframes blink-caret {
    from, to { border-color: transparent; }
    50% { border-color: var(--primary-color); }
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--info-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-glow {
    text-shadow: 0 0 10px var(--primary-color);
}

/* Toast Notifications */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: 16px 20px;
    margin-bottom: 10px;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10000;
    max-width: 400px;
    border-left: 4px solid var(--primary-color);
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-left-color: var(--success-color);
}

.toast-error {
    border-left-color: var(--danger-color);
}

.toast-warning {
    border-left-color: var(--warning-color);
}

.toast-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.toast-message {
    flex: 1;
    margin-right: 10px;
}

.toast-close {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--gray-500);
    padding: 0;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toast-close:hover {
    color: var(--gray-700);
}

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background: var(--gray-200);
}

.theme-toggle.rotating {
    animation: rotate 0.3s ease;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(180deg); }
}

/* Dark theme removed - Light theme only */

/* Search Enhancement */
.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.search-result-item {
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-100);
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.search-result-item:hover {
    background-color: var(--gray-50);
}

.search-result-item:last-child {
    border-bottom: none;
}

.result-type {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 12px;
    margin-right: 8px;
}

.result-title {
    font-weight: 500;
}

.no-results {
    padding: 20px;
    text-align: center;
    color: var(--gray-500);
}

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

@media (max-width: 768px) {
    .toast {
        right: 10px;
        left: 10px;
        max-width: none;
    }
    
    .fade-in,
    .slide-up,
    .slide-left,
    .slide-right,
    .scale-in {
        transform: none;
        opacity: 1;
    }
}