/** ============================================================================
 * NETHAIRU - Animations & Design System
 * Custom CSS avec animations, hover effects, et responsive design
 * ============================================================================ */

/* ==========================================================================
   VARIABLES CSS
   ========================================================================== */
:root {
    /* Couleurs Nethairu */
    --color-gold: #C9A227;
    --color-gold-light: #E5CC6E;
    --color-gold-dark: #8B6914;
    --color-gold-50: #FCF9EF;
    --color-gold-100: #F8F0D6;
    
    /* Dark theme */
    --color-dark: #1a1a1a;
    --color-dark-800: #303030;
    --color-dark-900: #0D0D0D;
    
    /* Animation timing */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ==========================================================================
   ANIMATIONS KEYFRAMES
   ========================================================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

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

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 0.5;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(201, 162, 39, 0.5);
    }
    50% {
        box-shadow: 0 0 20px rgba(201, 162, 39, 0.8);
    }
}

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

/* ==========================================================================
   CLASSES D'ANIMATION UTILITAIRES
   ========================================================================== */
.animate-fade-in {
    animation: fadeIn var(--transition-normal) forwards;
}

.animate-fade-in-up {
    animation: fadeInUp var(--transition-normal) forwards;
}

.animate-fade-in-down {
    animation: fadeInDown var(--transition-normal) forwards;
}

.animate-fade-in-left {
    animation: fadeInLeft var(--transition-normal) forwards;
}

.animate-fade-in-right {
    animation: fadeInRight var(--transition-normal) forwards;
}

.animate-scale-in {
    animation: scaleIn var(--transition-normal) forwards;
}

.animate-slide-up {
    animation: slideUp var(--transition-normal) forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

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

.animate-spin {
    animation: spin 1s linear infinite;
}

.animate-bounce {
    animation: bounce 1s infinite;
}

.animate-shimmer {
    animation: shimmer 2s linear infinite;
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
}

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

/* ==========================================================================
   HOVER EFFECTS - CARDS
   ========================================================================== */
.hover-lift {
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12), 0 8px 16px rgba(0, 0, 0, 0.08);
}

.hover-lift-sm:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.hover-scale {
    transition: transform var(--transition-normal);
}

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

.hover-scale-sm:hover {
    transform: scale(1.02);
}

/* Card with image zoom */
.card-image-zoom {
    overflow: hidden;
}

.card-image-zoom img {
    transition: transform var(--transition-slow);
}

.card-image-zoom:hover img {
    transform: scale(1.1);
}

/* Glass card effect */
.glass-card {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all var(--transition-normal);
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* ==========================================================================
   BUTTON EFFECTS
   ========================================================================== */
.btn-shine {
    position: relative;
    overflow: hidden;
}

.btn-shine::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.btn-shine:hover::before {
    left: 100%;
}

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

.btn-ripple::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transition: transform 0.5s, opacity 0.5s;
}

.btn-ripple:active::after {
    transform: translate(-50%, -50%) scale(2);
    opacity: 0;
}

.btn-gold-glow {
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.btn-gold-glow:hover {
    box-shadow: 0 0 20px rgba(201, 162, 39, 0.5);
    transform: translateY(-2px);
}

/* ==========================================================================
   IMAGE EFFECTS
   ========================================================================== */
.img-overlay {
    position: relative;
    overflow: hidden;
}

.img-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(26, 26, 26, 0.8) 100%);
    z-index: 1;
    transition: opacity var(--transition-normal);
}

.img-overlay:hover::before {
    opacity: 0.7;
}

.img-grayscale {
    filter: grayscale(100%);
    transition: filter var(--transition-normal);
}

.img-grayscale:hover {
    filter: grayscale(0%);
}

.img-blur-hover {
    transition: filter var(--transition-normal);
}

.img-blur-hover:hover {
    filter: blur(2px);
}

/* ==========================================================================
   LOADING & SKELETON STATES
   ========================================================================== */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

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

.skeleton-title {
    height: 1.5em;
    width: 60%;
    margin-bottom: 0.75em;
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.skeleton-card {
    height: 200px;
    border-radius: 12px;
}

/* ==========================================================================
   FOCUS & ACCESSIBILITY
   ========================================================================== */
.focus-ring:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.3);
}

.focus-gold:focus {
    outline: none;
    border-color: var(--color-gold);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.2);
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-gold);
    color: white;
    padding: 8px;
    text-decoration: none;
    z-index: 100;
}

.skip-link:focus {
    top: 0;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.nav-link {
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Mobile menu animation */
.mobile-menu {
    transform: translateX(100%);
    transition: transform var(--transition-normal);
}

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

/* Burger menu animation */
.burger-line {
    transition: all var(--transition-normal);
}

.burger-open .burger-line-1 {
    transform: rotate(45deg) translate(5px, 5px);
}

.burger-open .burger-line-2 {
    opacity: 0;
}

.burger-open .burger-line-3 {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ==========================================================================
   FORM ELEMENTS
   ========================================================================== */
.input-animated {
    position: relative;
    border: 2px solid transparent;
    background: #f5f5f5;
    transition: all var(--transition-fast);
}

.input-animated:focus {
    background: white;
    border-color: var(--color-gold);
    box-shadow: 0 0 0 4px rgba(201, 162, 39, 0.1);
}

/* Custom checkbox */
.checkbox-custom {
    appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid #d1d5db;
    border-radius: 4px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.checkbox-custom:checked {
    background: var(--color-gold);
    border-color: var(--color-gold);
}

.checkbox-custom:checked::after {
    content: '✓';
    color: white;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==========================================================================
   BADGES & TAGS
   ========================================================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25em 0.75em;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.badge-gold {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-light) 100%);
    color: white;
}

.badge-outline {
    border: 1px solid currentColor;
    background: transparent;
}

.badge-hover:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(201, 162, 39, 0.3);
}

/* ==========================================================================
   TOOLTIPS
   ========================================================================== */
.tooltip {
    position: relative;
}

.tooltip::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-8px);
    background: var(--color-dark);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
}

.tooltip:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-4px);
}

/* ==========================================================================
   SCROLL REVEAL ANIMATIONS
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all var(--transition-slow);
}

.reveal-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all var(--transition-slow);
}

.reveal-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-slow);
}

.reveal-scale.visible {
    opacity: 1;
    transform: scale(1);
}

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

/* ==========================================================================
   HERO SECTION SPECIALS
   ========================================================================== */
.hero-gradient {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.95) 0%, rgba(26, 26, 26, 0.7) 50%, rgba(26, 26, 26, 0.4) 100%);
}

.hero-text-shadow {
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-pattern {
    position: relative;
}

.hero-pattern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 20% 50%, rgba(201, 162, 39, 0.1) 0%, transparent 50%),
                      radial-gradient(circle at 80% 80%, rgba(201, 162, 39, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

/* ==========================================================================
   SERVICE CARDS
   ========================================================================== */
.service-card {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    transition: all var(--transition-normal);
}

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

.service-card:hover .service-card-image {
    transform: scale(1.1);
}

.service-card-image {
    transition: transform var(--transition-slow);
}

.service-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 2;
}

/* ==========================================================================
   RATING STARS
   ========================================================================== */
.star-rating {
    display: inline-flex;
    gap: 2px;
}

.star-rating .star {
    color: #ddd;
    transition: color var(--transition-fast), transform var(--transition-fast);
}

.star-rating .star.filled {
    color: var(--color-gold);
}

.star-rating .star:hover {
    transform: scale(1.2);
}

.star-rating.interactive .star:hover,
.star-rating.interactive .star:hover ~ .star {
    color: var(--color-gold-light);
}

/* ==========================================================================
   PAGINATION
   ========================================================================== */
.pagination-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.pagination-link:hover:not(.active) {
    background: var(--color-gold-50);
    color: var(--color-gold);
}

.pagination-link.active {
    background: var(--color-gold);
    color: white;
}

/* ==========================================================================
   MODAL
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 100;
}

.modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: white;
    border-radius: 16px;
    padding: 24px;
    max-width: 90vw;
    max-height: 90vh;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 101;
}

.modal-overlay.open + .modal-content,
.modal-content.open {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

/* ==========================================================================
   TOAST NOTIFICATIONS
   ========================================================================== */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 16px 24px;
    border-radius: 12px;
    color: white;
    font-weight: 500;
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition-normal);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 12px;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-success { background: linear-gradient(135deg, #10b981 0%, #059669 100%); }
.toast-error { background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%); }
.toast-warning { background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); }
.toast-info { background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%); }

/* ==========================================================================
   UTILITIES
   ========================================================================== */
.text-gradient {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-gold {
    background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-dark) 100%);
}

.border-gradient {
    border: 2px solid transparent;
    background: linear-gradient(white, white) padding-box,
                linear-gradient(135deg, var(--color-gold), var(--color-gold-light)) border-box;
}

/* Line clamp utilities */
.line-clamp-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

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

/* Smooth scroll */
html {
    scroll-behavior: smooth;
}

/* Selection color */
::selection {
    background: var(--color-gold);
    color: white;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--color-gold);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gold-dark);
}

/* ==========================================================================
   RESPONSIVE UTILITIES
   ========================================================================== */
@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;
    }
}

/* Touch device optimizations */
@media (hover: none) {
    .hover-lift:hover,
    .hover-scale:hover {
        transform: none;
    }
    
    .card-image-zoom:hover img {
        transform: none;
    }
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */
@media print {
    .no-print {
        display: none !important;
    }
    
    * {
        background: white !important;
        color: black !important;
    }
}