/**
 * Eco Energy Solution - Animations CSS
 * 
 * Custom animations and transitions
 */

/* ===================================
   PAGE TRANSITIONS
   =================================== */
.page-transition-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--eco-primary) 0%, var(--eco-primary-dark) 100%);
    z-index: calc(var(--z-loader) - 1);
    transform: translateY(100%);
    pointer-events: none;
}

.page-transition-overlay.active {
    animation: slideIn 0.6s cubic-bezier(0.77, 0, 0.175, 1) forwards;
}

.page-transition-overlay.exit {
    animation: slideOut 0.6s cubic-bezier(0.77, 0, 0.175, 1) forwards;
}

@keyframes slideIn {
    0% { transform: translateY(100%); }
    100% { transform: translateY(0); }
}

@keyframes slideOut {
    0% { transform: translateY(0); }
    100% { transform: translateY(-100%); }
}

body.transitioning .site-content {
    opacity: 0;
    transform: translateY(20px);
}

/* ===================================
   LOADER ANIMATIONS
   =================================== */
.eco-page-loader {
    background: linear-gradient(135deg, var(--eco-white) 0%, var(--eco-light-bg) 100%);
}

.eco-loader-logo-text {
    font-family: var(--font-secondary);
    font-size: 2rem;
    font-weight: 700;
    color: var(--eco-primary);
    animation: pulse 2s ease-in-out infinite;
}

.eco-loader-logo-text span {
    color: var(--eco-gray-800);
}

/* Eco Leaf Spinner */
.eco-leaf-spinner {
    width: 60px;
    height: 60px;
    position: relative;
    margin: 20px auto 0;
}

.eco-leaf-spinner .leaf {
    position: absolute;
    width: 20px;
    height: 20px;
    background: var(--eco-primary);
    border-radius: 0 70% 70% 70%;
    left: 50%;
    top: 50%;
    transform-origin: 0 0;
}

.eco-leaf-spinner .leaf:nth-child(1) {
    animation: leafRotate 1.6s ease-in-out infinite;
    animation-delay: 0s;
}

.eco-leaf-spinner .leaf:nth-child(2) {
    animation: leafRotate 1.6s ease-in-out infinite;
    animation-delay: 0.4s;
}

.eco-leaf-spinner .leaf:nth-child(3) {
    animation: leafRotate 1.6s ease-in-out infinite;
    animation-delay: 0.8s;
}

.eco-leaf-spinner .leaf:nth-child(4) {
    animation: leafRotate 1.6s ease-in-out infinite;
    animation-delay: 1.2s;
}

@keyframes leafRotate {
    0% {
        transform: rotate(0deg) scale(1);
        opacity: 1;
    }
    50% {
        transform: rotate(180deg) scale(0.6);
        opacity: 0.5;
    }
    100% {
        transform: rotate(360deg) scale(1);
        opacity: 1;
    }
}

/* ===================================
   SCROLL ANIMATIONS
   =================================== */
/* Elements visible by default */
.animate-on-scroll {
    opacity: 1;
    transform: none;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: none;
}

/* Animation variants - simplified */
.animate-fade-up,
.animate-fade-down,
.animate-fade-left,
.animate-fade-right {
    /* No transforms by default, GSAP will handle if loaded */
}

.animate-fade-left {
    transform: translateX(60px);
}

.animate-fade-right {
    transform: translateX(-60px);
}

.animate-scale {
    transform: scale(0.9);
}

.animate-rotate {
    transform: rotate(-5deg) scale(0.95);
}

/* Animated variants */
.animate-fade-up.animated,
.animate-fade-down.animated {
    transform: translateY(0);
}

.animate-fade-left.animated,
.animate-fade-right.animated {
    transform: translateX(0);
}

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

.animate-rotate.animated {
    transform: rotate(0) scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

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

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

.btn .ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple 0.6s linear;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Card hover effect */
.card,
.category-card,
.feature-card,
.eco-product-card {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.card:hover,
.category-card:hover,
.feature-card:hover,
.eco-product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Icon rotate on hover */
.category-card .category-icon,
.feature-card .feature-icon {
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                background 0.4s ease,
                color 0.4s ease;
}

.category-card:hover .category-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
}

/* Link underline animation */
.animated-link {
    position: relative;
    display: inline-block;
}

.animated-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--eco-primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.animated-link:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ===================================
   FLOATING ANIMATIONS
   =================================== */
.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

.floating-slow {
    animation: floating 4s ease-in-out infinite;
}

.floating-fast {
    animation: floating 2s ease-in-out infinite;
}

/* Hero floating cards */
.hero-floating-card {
    transition: transform 0.3s ease;
}

.hero-floating-card:hover {
    transform: translateY(-5px) scale(1.02);
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

/* WhatsApp button pulse */
.whatsapp-button {
    animation: whatsappPulse 2s infinite;
}

@keyframes whatsappPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

/* ===================================
   TEXT ANIMATIONS
   =================================== */
.text-reveal {
    overflow: hidden;
}

.text-reveal span {
    display: inline-block;
    transform: translateY(100%);
    animation: textReveal 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes textReveal {
    to {
        transform: translateY(0);
    }
}

/* Typing effect */
.typing-effect {
    border-right: 2px solid var(--eco-primary);
    animation: typing 3.5s steps(40, end),
               blink-caret 0.75s step-end infinite;
    white-space: nowrap;
    overflow: hidden;
}

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

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

/* ===================================
   NOTIFICATION ANIMATIONS
   =================================== */
.eco-notification {
    position: fixed;
    top: 100px;
    right: 20px;
    max-width: 400px;
    padding: var(--space-4) var(--space-6);
    background: var(--eco-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    z-index: var(--z-tooltip);
    transform: translateX(120%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.eco-notification.show {
    transform: translateX(0);
}

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

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

.eco-notification-success::before {
    content: '✓';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--eco-success);
    color: white;
    border-radius: 50%;
    font-size: 12px;
}

.eco-notification-error::before {
    content: '✕';
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--eco-error);
    color: white;
    border-radius: 50%;
    font-size: 12px;
}

.notification-message {
    flex: 1;
    font-size: var(--text-sm);
    color: var(--eco-gray-800);
}

.notification-close {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--eco-gray-500);
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.2s ease;
}

.notification-close:hover {
    color: var(--eco-gray-800);
}

/* ===================================
   LOADING SPINNER
   =================================== */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.8s linear infinite;
}

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

/* ===================================
   BRAND SLIDER
   =================================== */
.brands-slider {
    overflow: hidden;
    padding: var(--space-8) 0;
}

.brands-track {
    display: flex;
    gap: var(--space-12);
    width: fit-content;
}

.brand-item {
    flex-shrink: 0;
    padding: var(--space-4) var(--space-8);
    background: var(--eco-white);
    border: 1px solid var(--eco-gray-200);
    border-radius: var(--radius-lg);
    font-family: var(--font-secondary);
    font-weight: 600;
    color: var(--eco-gray-600);
    transition: all 0.3s ease;
}

.brand-item:hover {
    border-color: var(--eco-primary);
    color: var(--eco-primary);
    transform: scale(1.05);
}

/* ===================================
   SKELETON LOADING
   =================================== */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--eco-gray-200) 25%,
        var(--eco-gray-100) 50%,
        var(--eco-gray-200) 75%
    );
    background-size: 200% 100%;
    animation: skeleton 1.5s ease-in-out infinite;
    border-radius: var(--radius-md);
}

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

/* ===================================
   MOBILE MENU ANIMATION
   =================================== */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-inner {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 320px;
    height: 100%;
    background: var(--eco-white);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.mobile-menu.active .mobile-menu-inner {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--eco-gray-200);
}

.mobile-menu-close {
    background: none;
    border: none;
    padding: var(--space-2);
    cursor: pointer;
    color: var(--eco-gray-700);
    transition: color 0.2s ease;
}

.mobile-menu-close:hover {
    color: var(--eco-primary);
}

.mobile-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4) 0;
}

.mobile-nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mobile-nav-menu li {
    border-bottom: 1px solid var(--eco-gray-100);
}

.mobile-nav-menu a {
    display: block;
    padding: var(--space-4) var(--space-6);
    color: var(--eco-gray-800);
    font-weight: 500;
    transition: all 0.2s ease;
}

.mobile-nav-menu a:hover {
    background: var(--eco-highlight);
    color: var(--eco-primary);
    padding-left: var(--space-8);
}

.mobile-menu-footer {
    padding: var(--space-6);
    border-top: 1px solid var(--eco-gray-200);
}

.mobile-contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    color: var(--eco-gray-700);
    font-size: var(--text-sm);
}

.mobile-contact-item svg {
    color: var(--eco-primary);
}

/* ===================================
   SEARCH OVERLAY ANIMATION
   =================================== */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.98);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.search-overlay-inner {
    width: 100%;
    max-width: 700px;
    padding: var(--space-6);
}

.search-close {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    background: none;
    border: none;
    padding: var(--space-2);
    cursor: pointer;
    color: var(--eco-gray-700);
    transition: color 0.2s ease;
}

.search-close:hover {
    color: var(--eco-primary);
}

.search-content {
    text-align: center;
    transform: translateY(30px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) 0.1s;
}

.search-overlay.active .search-content {
    transform: translateY(0);
    opacity: 1;
}

.search-content h3 {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-6);
    color: var(--eco-gray-900);
}

.search-form {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.search-form .search-field {
    flex: 1;
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-lg);
    border: 2px solid var(--eco-gray-200);
    border-radius: var(--radius-lg);
    outline: none;
    transition: border-color 0.2s ease;
}

.search-form .search-field:focus {
    border-color: var(--eco-primary);
}

.search-suggestions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

.search-suggestions .suggestions-label {
    color: var(--eco-gray-500);
    font-size: var(--text-sm);
}

.search-suggestions a {
    padding: var(--space-2) var(--space-4);
    background: var(--eco-gray-100);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--eco-gray-700);
    transition: all 0.2s ease;
}

.search-suggestions a:hover {
    background: var(--eco-primary);
    color: var(--eco-white);
}

/* ===================================
   MINI CART SIDEBAR ANIMATION
   =================================== */
.mini-cart-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mini-cart-sidebar.active {
    opacity: 1;
    visibility: visible;
}

.mini-cart-inner {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 420px;
    height: 100%;
    background: var(--eco-white);
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.15);
}

.mini-cart-sidebar.active .mini-cart-inner {
    transform: translateX(0);
}

.mini-cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 2px solid var(--eco-primary);
    background: var(--eco-white);
    flex-shrink: 0;
}

.mini-cart-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--eco-gray-900);
    display: flex;
    align-items: center;
    gap: 10px;
}

.mini-cart-header h3::before {
    content: '🛒';
    font-size: 1.5rem;
}

.mini-cart-close {
    background: var(--eco-gray-100);
    border: none;
    padding: 10px;
    cursor: pointer;
    color: var(--eco-gray-700);
    transition: all 0.2s ease;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mini-cart-close:hover {
    color: var(--eco-white);
    background: var(--eco-primary);
    transform: rotate(90deg);
}

.mini-cart-content {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* ===================================
   SCROLL TO TOP ANIMATION
   =================================== */
.scroll-to-top {
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    transform: translateY(-5px);
}

/* ===================================
   REDUCED MOTION
   =================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .animate-on-scroll {
        opacity: 1;
        transform: none;
    }
}