/**
 * UpClear Ask AI Buttons - Frontend Styles
 * Version: 2.0.0
 * 
 * Single button with animated rotating gradient border and dropdown
 */

/* CSS Custom Properties */
:root {
    --upclear-primary: #3D59A8;
    --upclear-text: #FFFFFF;
    --upclear-spacing: 12px;
    --upclear-radius: 12px;
    --upclear-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* UpClear Brand Colors for Gradient */
    --upclear-coral: #F49876;
    --upclear-green: #A7CF8C;
    --upclear-yellow: #FFD05B;
    --upclear-lightblue: #9DC4E4;
    --upclear-darkblue: #3D59A8;
}

/* Wrapper Styles */
.upclear-ask-ai-wrapper {
    margin: 20px 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

.upclear-ask-ai-title {
    font-size: 14px;
    font-weight: 600;
    color: #333;
    margin: 0 0 12px 0;
    letter-spacing: 0.01em;
}

/* Dropdown Container */
.upclear-ai-dropdown {
    position: relative;
    display: inline-block;
}

/* ================================================
   MAIN BUTTON WITH ROTATING GRADIENT BORDER
   ================================================ */

.upclear-ai-btn-main {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    color: var(--upclear-text);
    background: var(--upclear-darkblue);
    border: none;
    border-radius: var(--upclear-radius);
    cursor: pointer;
    overflow: visible;
    z-index: 1;
    transition: var(--upclear-transition);
}

/* Gradient Border Container */
.upclear-ai-btn-main::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border-radius: calc(var(--upclear-radius) + 3px);
    background: conic-gradient(
        from var(--gradient-angle, 0deg),
        var(--upclear-coral),
        var(--upclear-yellow),
        var(--upclear-green),
        var(--upclear-lightblue),
        var(--upclear-darkblue),
        var(--upclear-coral)
    );
    z-index: -2;
    animation: rotate-gradient 3s linear infinite;
}

/* Inner background to create border effect */
.upclear-ai-btn-main::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--upclear-darkblue);
    border-radius: var(--upclear-radius);
    z-index: -1;
    transition: var(--upclear-transition);
}

/* Glow Effect */
.upclear-ai-btn-main .glow {
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border-radius: calc(var(--upclear-radius) + 3px);
    background: conic-gradient(
        from var(--gradient-angle, 0deg),
        var(--upclear-coral),
        var(--upclear-yellow),
        var(--upclear-green),
        var(--upclear-lightblue),
        var(--upclear-darkblue),
        var(--upclear-coral)
    );
    filter: blur(12px);
    opacity: 0.6;
    z-index: -3;
    animation: rotate-gradient 3s linear infinite, pulse-glow 2s ease-in-out infinite;
}

/* Rotation Animation */
@keyframes rotate-gradient {
    0% {
        --gradient-angle: 0deg;
    }
    100% {
        --gradient-angle: 360deg;
    }
}

/* Pulsing Glow */
@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.5;
        filter: blur(12px);
    }
    50% {
        opacity: 0.8;
        filter: blur(16px);
    }
}

/* Register the custom property for animation */
@property --gradient-angle {
    syntax: '<angle>';
    initial-value: 0deg;
    inherits: false;
}

/* Hover State */
.upclear-ai-btn-main:hover {
    transform: translateY(-2px);
}

.upclear-ai-btn-main:hover::after {
    background: #2d4a8a;
}

.upclear-ai-btn-main:hover .glow {
    opacity: 0.9;
    filter: blur(18px);
}

/* Active/Open State */
.upclear-ai-dropdown.open .upclear-ai-btn-main {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.upclear-ai-dropdown.open .upclear-ai-btn-main::before,
.upclear-ai-dropdown.open .upclear-ai-btn-main .glow {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.upclear-ai-dropdown.open .upclear-ai-btn-main::after {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

/* Icon Styles */
.upclear-ai-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    animation: sparkle-rotate 4s ease-in-out infinite;
}

@keyframes sparkle-rotate {
    0%, 100% {
        transform: rotate(0deg) scale(1);
    }
    25% {
        transform: rotate(5deg) scale(1.05);
    }
    50% {
        transform: rotate(0deg) scale(1);
    }
    75% {
        transform: rotate(-5deg) scale(1.05);
    }
}

/* Chevron Icon */
.upclear-chevron {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease;
    margin-left: 4px;
}

.upclear-ai-dropdown.open .upclear-chevron {
    transform: rotate(180deg);
}

/* ================================================
   DROPDOWN MENU
   ================================================ */

.upclear-ai-dropdown-menu {
    position: absolute;
    top: 100%;
    left: -3px;
	width: 200%;
    min-width: 200px;
    background: #fff;
    border-radius: 0 0 var(--upclear-radius) var(--upclear-radius);
    box-shadow: 0 10px 40px rgba(61, 89, 168, 0.25);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 100;
    overflow: hidden;
    border: 3px solid transparent;
    border-top: none;
    background-clip: padding-box;
}

/* Gradient border for dropdown */
.upclear-ai-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border-radius: 0 0 calc(var(--upclear-radius) + 3px) calc(var(--upclear-radius) + 3px);
    background: conic-gradient(
        from var(--gradient-angle, 0deg),
        var(--upclear-coral),
        var(--upclear-yellow),
        var(--upclear-green),
        var(--upclear-lightblue),
        var(--upclear-darkblue),
        var(--upclear-coral)
    );
    z-index: -1;
    animation: rotate-gradient 3s linear infinite;
}

.upclear-ai-dropdown.open .upclear-ai-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Dropdown Items */
.upclear-ai-dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    border-bottom: 1px solid #f0f0f0;
    background: #fff;
    position: relative;
    z-index: 1;
    white-space: nowrap;
}

.upclear-ai-dropdown-item:last-child {
    border-bottom: none;
    border-radius: 0 0 calc(var(--upclear-radius) - 3px) calc(var(--upclear-radius) - 3px);
}

.upclear-ai-dropdown-item:hover {
    background: #f5f5f5;
    color: #333;
}

.upclear-ai-dropdown-item .item-icon {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    color: #fff;
    flex-shrink: 0;
}

.upclear-ai-dropdown-item.chatgpt .item-icon {
    background: linear-gradient(135deg, #10a37f, #1a7f5a);
}

.upclear-ai-dropdown-item.google .item-icon {
    background: linear-gradient(135deg, #4285f4, #34a853);
}

.upclear-ai-dropdown-item.perplexity .item-icon {
    background: linear-gradient(135deg, #1a1a2e, #4a4a6a);
}

.upclear-ai-dropdown-item .item-text {
    flex: 1;
}

.upclear-ai-dropdown-item .item-arrow {
    width: 16px;
    height: 16px;
    opacity: 0;
    transform: translateX(-5px);
    transition: all 0.2s ease;
    color: var(--upclear-darkblue);
}

.upclear-ai-dropdown-item:hover .item-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* ================================================
   SIZE VARIATIONS
   ================================================ */

/* Small Size */
.upclear-size--small .upclear-ai-btn-main {
    padding: 10px 20px;
    font-size: 13px;
    --upclear-radius: 10px;
}

.upclear-size--small .upclear-ai-icon {
    width: 16px;
    height: 16px;
}

.upclear-size--small .upclear-ai-dropdown-item {
    padding: 10px 16px;
    font-size: 13px;
}

/* Large Size */
.upclear-size--large .upclear-ai-btn-main {
    padding: 18px 36px;
    font-size: 17px;
    --upclear-radius: 14px;
}

.upclear-size--large .upclear-ai-icon {
    width: 24px;
    height: 24px;
}

.upclear-size--large .upclear-ai-dropdown-item {
    padding: 16px 24px;
    font-size: 15px;
}

/* ================================================
   ALIGNMENT
   ================================================ */

.upclear-align--left { text-align: left; }
.upclear-align--center { text-align: center; }
.upclear-align--right { text-align: right; }

/* ================================================
   STYLE VARIATIONS
   ================================================ */

/* Subtle Style - Less prominent glow */
.upclear-style--subtle .upclear-ai-btn-main .glow {
    opacity: 0.3;
    filter: blur(8px);
}

.upclear-style--subtle .upclear-ai-btn-main:hover .glow {
    opacity: 0.5;
}

/* Intense Style - More prominent glow */
.upclear-style--intense .upclear-ai-btn-main .glow {
    opacity: 0.8;
    filter: blur(20px);
}

.upclear-style--intense .upclear-ai-btn-main:hover .glow {
    opacity: 1;
    filter: blur(25px);
}

/* ================================================
   RESPONSIVE STYLES
   ================================================ */

@media (max-width: 480px) {
    .upclear-ai-btn-main {
        padding: 12px 24px;
        font-size: 14px;
    }
    
    .upclear-ai-dropdown-menu {
        min-width: 200px;
    }
}

/* ================================================
   ACCESSIBILITY
   ================================================ */

@media (prefers-reduced-motion: reduce) {
    .upclear-ai-btn-main::before,
    .upclear-ai-btn-main .glow,
    .upclear-ai-dropdown-menu::before,
    .upclear-ai-icon {
        animation: none;
    }
    
    .upclear-ai-btn-main,
    .upclear-ai-dropdown-menu,
    .upclear-chevron {
        transition: none;
    }
}

/* Focus States */
.upclear-ai-btn-main:focus {
    outline: none;
}

.upclear-ai-btn-main:focus-visible {
    outline: 3px solid var(--upclear-yellow);
    outline-offset: 4px;
}

.upclear-ai-dropdown-item:focus {
    outline: none;
    background: #f0f0f0;
}

/* ================================================
   PRINT STYLES
   ================================================ */

@media print {
    .upclear-ask-ai-wrapper {
        display: none;
    }
}