/* Monthly Themes with Easter Eggs */

/* January - Snow Theme */
body.monthly-theme[data-month="0"] {
    background: linear-gradient(135deg, #1a2332 0%, #2d3e50 50%, #34495e 100%);
}

body.monthly-theme[data-month="0"]::before {
    content: '';
    position: fixed;
    inset: 0;
    background: radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(173,216,230,0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 1;
}

.monthly-snowflake {
    position: fixed;
    color: #fff;
    font-size: 1rem;
    opacity: 0.8;
    animation: snowfall 14s linear infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
    transition: transform 0.2s;
}

.monthly-snowflake:hover {
    transform: scale(1.5);
}

@keyframes snowfall {
    0% { transform: translateY(-10vh) translateX(0) rotate(0deg); opacity: 0; }
    10% { opacity: 0.8; }
    25% { transform: translateY(20vh) translateX(15px) rotate(90deg); opacity: 0.8; }
    50% { transform: translateY(50vh) translateX(-10px) rotate(180deg); opacity: 0.8; }
    75% { transform: translateY(80vh) translateX(20px) rotate(270deg); opacity: 0.8; }
    90% { opacity: 0.6; }
    100% { transform: translateY(110vh) translateX(5px) rotate(360deg); opacity: 0; }
}

/* February - Valentine Theme */
body.monthly-theme[data-month="1"] {
    background: linear-gradient(135deg, #2d1b2e 0%, #4a2545 50%, #6b3a5c 100%);
}

.monthly-heart {
    position: fixed;
    font-size: 1.5rem;
    animation: heartFloat 6s ease-in-out infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
    filter: drop-shadow(0 0 10px rgba(255,105,180,0.5));
}

@keyframes heartFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

/* March - Spring Theme */
body.monthly-theme[data-month="2"] {
    background: linear-gradient(135deg, #1a3a1a 0%, #2d5a2d 50%, #4a7a4a 100%);
}

.monthly-flower {
    position: fixed;
    font-size: 1.2rem;
    animation: flowerGrow 4s ease-in-out infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
}

@keyframes flowerGrow {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.2) rotate(5deg); }
}

/* April - Rain Theme */
body.monthly-theme[data-month="3"] {
    background: linear-gradient(135deg, #1a2a3a 0%, #2d4a5a 50%, #3a5a6a 100%);
}

.monthly-raindrop {
    position: fixed;
    color: #87ceeb;
    font-size: 1rem;
    animation: rainfall 8s linear infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
}

@keyframes rainfall {
    0% { transform: translateY(-10vh) translateX(0); opacity: 0; }
    5% { opacity: 0.8; }
    70% { opacity: 0.7; }
    100% { transform: translateY(110vh) translateX(-8px); opacity: 0; }
}

/* May - Flowers Theme */
body.monthly-theme[data-month="4"] {
    background: linear-gradient(135deg, #2a1a3a 0%, #4a3a5a 50%, #6a5a7a 100%);
}

.monthly-blossom {
    position: fixed;
    font-size: 1.3rem;
    animation: blossomFloat 14s ease-in-out infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
}

@keyframes blossomFloat {
    0% { transform: translateY(-10vh) translateX(0) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    25% { transform: translateY(20vh) translateX(30px) rotate(45deg); opacity: 1; }
    50% { transform: translateY(50vh) translateX(-20px) rotate(180deg); opacity: 0.9; }
    75% { transform: translateY(80vh) translateX(40px) rotate(270deg); opacity: 0.7; }
    90% { opacity: 0.4; }
    100% { transform: translateY(110vh) translateX(10px) rotate(360deg); opacity: 0; }
}

/* June - Summer Theme */
body.monthly-theme[data-month="5"] {
    background: linear-gradient(135deg, #1a3a4a 0%, #2d5a6a 50%, #4a7a8a 100%);
}

.monthly-sun {
    position: fixed;
    font-size: 2rem;
    animation: sunPulse 3s ease-in-out infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
    filter: drop-shadow(0 0 20px rgba(255,215,0,0.6));
}

@keyframes sunPulse {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(180deg); }
}

/* July - Beach Theme */
body.monthly-theme[data-month="6"] {
    background: linear-gradient(135deg, #1a4a5a 0%, #2d6a7a 50%, #4a8a9a 100%);
}

.monthly-wave {
    position: fixed;
    font-size: 1.5rem;
    animation: waveMotion 4s ease-in-out infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
}

@keyframes waveMotion {
    0%, 100% { transform: translateX(0) rotate(0deg); }
    50% { transform: translateX(20px) rotate(10deg); }
}

/* August - Sunset Theme */
body.monthly-theme[data-month="7"] {
    background: linear-gradient(135deg, #3a2a1a 0%, #5a4a3a 50%, #7a6a5a 100%);
}

.monthly-star {
    position: fixed;
    font-size: 1rem;
    animation: starTwinkle 2s ease-in-out infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
}

@keyframes starTwinkle {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.3); }
}

/* September - Autumn Theme */
body.monthly-theme[data-month="8"] {
    background: linear-gradient(135deg, #2a1a0a 0%, #4a3a2a 50%, #6a5a4a 100%);
}

.monthly-leaf {
    position: fixed;
    font-size: 1.2rem;
    animation: leafFall 16s linear infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
}

@keyframes leafFall {
    0% { transform: translateY(-10vh) translateX(0) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    20% { transform: translateY(12vh) translateX(40px) rotate(60deg); opacity: 1; }
    35% { transform: translateY(30vh) translateX(-20px) rotate(150deg); opacity: 1; }
    50% { transform: translateY(50vh) translateX(50px) rotate(280deg); opacity: 0.9; }
    65% { transform: translateY(68vh) translateX(-10px) rotate(400deg); opacity: 0.8; }
    80% { transform: translateY(85vh) translateX(35px) rotate(540deg); opacity: 0.6; }
    90% { opacity: 0.3; }
    100% { transform: translateY(110vh) translateX(15px) rotate(720deg); opacity: 0; }
}

/* October - Halloween Theme */
body.monthly-theme[data-month="9"] {
    background: linear-gradient(135deg, #1a0a1a 0%, #2a1a2a 50%, #3a2a3a 100%);
}

.monthly-pumpkin {
    position: fixed;
    font-size: 1.5rem;
    animation: pumpkinBounce 3s ease-in-out infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
    filter: drop-shadow(0 0 15px rgba(255,140,0,0.6));
}

@keyframes pumpkinBounce {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(5deg); }
}

/* November - Thanksgiving Theme */
body.monthly-theme[data-month="10"] {
    background: linear-gradient(135deg, #2a1a0a 0%, #4a3a1a 50%, #6a5a3a 100%);
}

.monthly-turkey {
    position: fixed;
    font-size: 1.5rem;
    animation: turkeyWalk 5s linear infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
}

@keyframes turkeyWalk {
    0% { transform: translateX(-10vw); }
    100% { transform: translateX(110vw); }
}

/* December - Christmas Theme */
body.monthly-theme[data-month="11"] {
    background: linear-gradient(135deg, #0a1a2a 0%, #1a2a3a 50%, #2a3a4a 100%);
}

.monthly-gift {
    position: fixed;
    font-size: 1.5rem;
    animation: giftShake 2s ease-in-out infinite;
    pointer-events: auto;
    cursor: pointer;
    z-index: 100;
    filter: drop-shadow(0 0 10px rgba(255,215,0,0.5));
}

@keyframes giftShake {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(-5deg); }
    75% { transform: rotate(5deg); }
}