/**
 * Fichier: views/css/seasonal-animations.css
 * Emplacement: modules/seasonalanimations/views/css/seasonal-animations.css
 * Styles pour les animations saisonnières
 */

#seasonal-animations-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    overflow: hidden;
}

.seasonal-element {
    position: absolute;
    pointer-events: none;
    opacity: 0.8;
}

/* ========== FEUILLES D'AUTOMNE ========== */
.autumn-leaf {
    width: 20px;
    height: 20px;
    border-radius: 0 100% 0 100%;
    transform: rotate(45deg);
    animation: fall-leaf var(--fall-duration, 8s) linear infinite;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.autumn-leaf.leaf-1 { 
    background: linear-gradient(45deg, #ff6b35, #ff8c42);
}
.autumn-leaf.leaf-2 { 
    background: linear-gradient(45deg, #f7931e, #ffad33);
}
.autumn-leaf.leaf-3 { 
    background: linear-gradient(45deg, #ffcc02, #ffd700);
}
.autumn-leaf.leaf-4 { 
    background: linear-gradient(45deg, #8b4513, #a0522d);
}
.autumn-leaf.leaf-5 { 
    background: linear-gradient(45deg, #ff4500, #ff6347);
}

/* Variations de tailles pour les feuilles */
.autumn-leaf.size-small { width: 15px; height: 15px; }
.autumn-leaf.size-medium { width: 20px; height: 20px; }
.autumn-leaf.size-large { width: 25px; height: 25px; }

/* ========== FLOCONS DE NEIGE ========== */
.winter-snowflake {
    color: #fff;
    font-size: 1em;
    animation: fall-snow var(--fall-duration, 10s) linear infinite;
    text-shadow: 0 0 5px rgba(255,255,255,0.8);
    user-select: none;
}

.winter-snowflake.snowflake-1::before { content: "❄"; }
.winter-snowflake.snowflake-2::before { content: "❅"; }
.winter-snowflake.snowflake-3::before { content: "❆"; }
.winter-snowflake.snowflake-4::before { content: "✱"; }
.winter-snowflake.snowflake-5::before { content: "✲"; }

/* ========== PÉTALES DE FLEURS ========== */
.spring-flower {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    animation: fall-flower var(--fall-duration, 6s) linear infinite;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.spring-flower.flower-1 { 
    background: radial-gradient(circle, #ffb6c1, #ff91a4);
}
.spring-flower.flower-2 { 
    background: radial-gradient(circle, #ffc0cb, #ff9db1);
}
.spring-flower.flower-3 { 
    background: radial-gradient(circle, #ff69b4, #ff1493);
}
.spring-flower.flower-4 { 
    background: radial-gradient(circle, #da70d6, #ba55d3);
}
.spring-flower.flower-5 { 
    background: radial-gradient(circle, #dda0dd, #d8bfd8);
}

/* Forme de pétale plus réaliste */
.spring-flower.petal-shape {
    border-radius: 50% 0 50% 0;
    transform: rotate(45deg);
}

/* ========== ANIMATIONS ========== */
@keyframes fall-leaf {
    0% {
        transform: translateY(-100px) rotate(0deg) translateX(0px);
        opacity: 0;
    }
    10% {
        opacity: 0.8;
    }
    25% {
        transform: translateY(25vh) rotate(90deg) translateX(20px);
    }
    50% {
        transform: translateY(50vh) rotate(180deg) translateX(-10px);
    }
    75% {
        transform: translateY(75vh) rotate(270deg) translateX(15px);
    }
    90% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(calc(100vh + 100px)) rotate(360deg) translateX(0px);
        opacity: 0;
    }
}

@keyframes fall-snow {
    0% {
        transform: translateY(-100px) translateX(0px) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    25% {
        transform: translateY(25vh) translateX(25px) rotate(90deg);
    }
    50% {
        transform: translateY(50vh) translateX(-20px) rotate(180deg);
    }
    75% {
        transform: translateY(75vh) translateX(30px) rotate(270deg);
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(calc(100vh + 100px)) translateX(-15px) rotate(360deg);
        opacity: 0;
    }
}

@keyframes fall-flower {
    0% {
        transform: translateY(-100px) rotate(0deg) scale(0.5);
        opacity: 0;
    }
    10% {
        opacity: 0.9;
        transform: translateY(-50px) rotate(30deg) scale(0.7);
    }
    30% {
        transform: translateY(30vh) rotate(120deg) scale(1);
        opacity: 1;
    }
    50% {
        transform: translateY(50vh) rotate(200deg) scale(1.2);
        opacity: 1;
    }
    70% {
        transform: translateY(70vh) rotate(280deg) scale(1);
        opacity: 0.9;
    }
    90% {
        opacity: 0.7;
    }
    100% {
        transform: translateY(calc(100vh + 100px)) rotate(360deg) scale(0.6);
        opacity: 0;
    }
}

/* Animation de scintillement pour la neige */
@keyframes snowflake-twinkle {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; }
}

.winter-snowflake {
    animation: fall-snow var(--fall-duration, 10s) linear infinite,
               snowflake-twinkle 2s ease-in-out infinite alternate;
}

/* ========== INTENSITÉS ========== */
.intensity-low { 
    --element-count: 15; 
}
.intensity-medium { 
    --element-count: 25; 
}
.intensity-high { 
    --element-count: 40; 
}

/* ========== VITESSES ========== */
.speed-slow { 
    --fall-duration: 12s; 
}
.speed-normal { 
    --fall-duration: 8s; 
}
.speed-fast { 
    --fall-duration: 5s; 
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1200px) {
    .intensity-high { --element-count: 30; }
}

@media (max-width: 768px) {
    .seasonal-element {
        transform: scale(0.8);
    }
    
    .intensity-low { --element-count: 8; }
    .intensity-medium { --element-count: 15; }
    .intensity-high { --element-count: 20; }
    
    .autumn-leaf { width: 16px; height: 16px; }
    .winter-snowflake { font-size: 0.9em; }
    .spring-flower { width: 12px; height: 12px; }
}

@media (max-width: 480px) {
    .intensity-low { --element-count: 5; }
    .intensity-medium { --element-count: 10; }
    .intensity-high { --element-count: 15; }
    
    .seasonal-element {
        transform: scale(0.7);
    }
}

/* ========== MODES RÉDUIT MOUVEMENT ========== */
@media (prefers-reduced-motion: reduce) {
    .seasonal-element {
        animation-duration: 20s !important;
        animation-timing-function: ease-in-out !important;
    }
    
    .intensity-low { --element-count: 3; }
    .intensity-medium { --element-count: 5; }
    .intensity-high { --element-count: 8; }
}

/* ========== PERFORMANCE ========== */
.seasonal-element {
    will-change: transform, opacity;
    backface-visibility: hidden;
    transform-style: preserve-3d;
}

/* Mode économie d'énergie */
@media (prefers-color-scheme: dark) {
    .winter-snowflake {
        text-shadow: 0 0 3px rgba(255,255,255,0.6);
    }
}