/* ===================================
   THEME TOGGLE SWITCH
   Figma-inspired Design
   =================================== */

.theme-toggle-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
}

.theme-toggle {
    position: relative;
    width: 64px;
    height: 32px;
    background: linear-gradient(135deg, #a259ff, #1abcfe);
    border-radius: 32px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(162, 89, 255, 0.3);
    border: none;
    padding: 0;
    overflow: hidden;
}

.theme-toggle:hover {
    box-shadow: 0 6px 20px rgba(162, 89, 255, 0.4);
    transform: translateY(-2px);
}

.theme-toggle:active {
    transform: translateY(0);
}

.theme-toggle-slider {
    position: absolute;
    top: 4px;
    left: 4px;
    width: 24px;
    height: 24px;
    background: #ffffff;
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.theme-toggle-icon {
    width: 14px;
    height: 14px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light theme state */
body.light-theme .theme-toggle {
    background: linear-gradient(135deg, #ffcd29, #ff7262);
}

body.light-theme .theme-toggle-slider {
    left: 36px;
}

/* Icons */
.icon-moon,
.icon-sun {
    position: absolute;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.icon-moon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.icon-sun {
    opacity: 0;
    transform: rotate(180deg) scale(0);
}

body.light-theme .icon-moon {
    opacity: 0;
    transform: rotate(-180deg) scale(0);
}

body.light-theme .icon-sun {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

/* Tooltip */
.theme-toggle-tooltip {
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(26, 26, 26, 0.95);
    color: #ffffff;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

body.light-theme .theme-toggle-tooltip {
    background: rgba(255, 255, 255, 0.95);
    color: #1a1a1a;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.theme-toggle-container:hover .theme-toggle-tooltip {
    opacity: 1;
}

/* Keyboard focus */
.theme-toggle:focus {
    outline: none;
    box-shadow: 0 6px 20px rgba(162, 89, 255, 0.4), 0 0 0 3px rgba(162, 89, 255, 0.2);
}

body.light-theme .theme-toggle:focus {
    box-shadow: 0 6px 20px rgba(255, 205, 41, 0.4), 0 0 0 3px rgba(255, 205, 41, 0.2);
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .theme-toggle-container {
        bottom: 1rem;
        right: 1rem;
    }
    
    .theme-toggle {
        width: 56px;
        height: 28px;
    }
    
    .theme-toggle-slider {
        width: 20px;
        height: 20px;
    }
    
    body.light-theme .theme-toggle-slider {
        left: 32px;
    }
    
    .theme-toggle-icon {
        width: 12px;
        height: 12px;
    }
    
    .theme-toggle-tooltip {
        display: none;
    }
}

/* Animation on page load */
@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.theme-toggle-container {
    animation: slideInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.5s both;
}

/* Ripple effect on click */
@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

.theme-toggle::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%) scale(0);
    pointer-events: none;
}

.theme-toggle:active::after {
    animation: ripple 0.6s ease-out;
}


/* Screen reader only class for accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}