/**
 * OpenAI ChatKit Widget Styles
 * 
 * Brand Colors:
 * - Primary Teal: #00ADA9
 * - Accent Orange: #F47B20
 * - Dark Background: #3D3D3D
 * - Text: #FFFFFF (on dark), #333333 (on light)
 */

/* ============================================
   CSS Custom Properties (Brand Colors)
   ============================================ */
:root {
    --chatkit-primary: #00ADA9;
    --chatkit-primary-hover: #009A96;
    --chatkit-accent: #F47B20;
    --chatkit-accent-hover: #E06A10;
    --chatkit-dark: #3D3D3D;
    --chatkit-dark-hover: #2D2D2D;
    --chatkit-light: #FFFFFF;
    --chatkit-text-light: #FFFFFF;
    --chatkit-text-dark: #333333;
    --chatkit-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    --chatkit-shadow-hover: 0 12px 48px rgba(0, 0, 0, 0.2);
    --chatkit-border-radius: 16px;
    --chatkit-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Embedded Widget (Shortcode)
   ============================================ */
.openai-chatkit-embedded {
    width: 100%;
    min-height: 400px;
    border-radius: var(--chatkit-border-radius);
    overflow: hidden;
    background: var(--chatkit-light);
    box-shadow: var(--chatkit-shadow);
    border: 1px solid rgba(0, 173, 169, 0.2);
}

.openai-chatkit-embedded openai-chatkit {
    height: 100% !important;
}

/* ============================================
   Floating Widget Container
   ============================================ */
.openai-chatkit-widget {
    position: fixed;
    bottom: 24px;
    z-index: 999999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

.openai-chatkit-bottom-right {
    right: 24px;
}

.openai-chatkit-bottom-left {
    left: 24px;
}

/* ============================================
   Toggle Button (Floating Bubble)
   ============================================ */
.openai-chatkit-toggle-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--chatkit-accent) 0%, #E06A10 100%);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--chatkit-shadow);
    transition: var(--chatkit-transition);
    position: relative;
}

.openai-chatkit-toggle-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--chatkit-shadow-hover);
}

.openai-chatkit-toggle-btn:active {
    transform: scale(1.05);
}

.openai-chatkit-toggle-btn svg {
    width: 28px;
    height: 28px;
    color: var(--chatkit-text-light);
    transition: var(--chatkit-transition);
}

.openai-chatkit-icon-chat {
    opacity: 1;
    transform: scale(1);
}

.openai-chatkit-icon-close {
    position: absolute;
    opacity: 0;
    transform: scale(0.5) rotate(-90deg);
}

/* Toggle button states when widget is open */
.openai-chatkit-widget.is-open .openai-chatkit-icon-chat {
    opacity: 0;
    transform: scale(0.5) rotate(90deg);
}

.openai-chatkit-widget.is-open .openai-chatkit-icon-close {
    opacity: 1;
    transform: scale(1) rotate(0);
}

/* ============================================
   Chat Panel
   ============================================ */
.openai-chatkit-panel {
    position: absolute;
    bottom: 76px;
    width: 400px;
    height: 600px;
    max-height: calc(100vh - 120px);
    background: var(--chatkit-light);
    border-radius: var(--chatkit-border-radius);
    box-shadow: var(--chatkit-shadow-hover);
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transform-origin: bottom right;
    transition: var(--chatkit-transition);
    border: 1px solid rgba(0, 173, 169, 0.15);
}

.openai-chatkit-bottom-right .openai-chatkit-panel {
    right: 0;
    transform-origin: bottom right;
}

.openai-chatkit-bottom-left .openai-chatkit-panel {
    left: 0;
    transform-origin: bottom left;
}

.openai-chatkit-widget.is-open .openai-chatkit-panel {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* ============================================
   Chat Container
   ============================================ */
.openai-chatkit-container {
    height: 100%;
    width: 100%;
    display: flex;
    flex-direction: column;
}

.openai-chatkit-container openai-chatkit {
    height: 100% !important;
    flex: 1;
}

/* ============================================
   Loading State
   ============================================ */
.openai-chatkit-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: 40px;
    text-align: center;
    color: var(--chatkit-text-dark);
}

.openai-chatkit-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(0, 173, 169, 0.2);
    border-top-color: var(--chatkit-primary);
    border-radius: 50%;
    animation: chatkit-spin 1s linear infinite;
    margin-bottom: 16px;
}

@keyframes chatkit-spin {
    to {
        transform: rotate(360deg);
    }
}

.openai-chatkit-loading p {
    margin: 0;
    font-size: 14px;
    color: #666;
}

/* ============================================
   Error State
   ============================================ */
.openai-chatkit-error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: 40px;
    text-align: center;
    color: var(--chatkit-text-dark);
}

.openai-chatkit-error p {
    margin: 0 0 12px;
}

.openai-chatkit-error p:first-child {
    font-size: 16px;
    font-weight: 600;
}

.openai-chatkit-error-detail {
    font-size: 13px;
    color: #888;
    word-break: break-word;
}

.openai-chatkit-retry-btn {
    margin-top: 16px;
    padding: 10px 24px;
    background: var(--chatkit-primary);
    color: var(--chatkit-text-light);
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--chatkit-transition);
}

.openai-chatkit-retry-btn:hover {
    background: var(--chatkit-primary-hover);
    transform: translateY(-2px);
}

/* ============================================
   Admin Notice (for unconfigured state)
   ============================================ */
.openai-chatkit-notice {
    background: linear-gradient(135deg, rgba(0, 173, 169, 0.1) 0%, rgba(244, 123, 32, 0.05) 100%);
    border: 1px solid rgba(0, 173, 169, 0.3);
    border-radius: 8px;
    padding: 16px 20px;
    font-size: 14px;
    color: var(--chatkit-text-dark);
}

.openai-chatkit-notice a {
    color: var(--chatkit-primary);
    text-decoration: none;
    font-weight: 500;
}

.openai-chatkit-notice a:hover {
    text-decoration: underline;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .openai-chatkit-widget {
        bottom: 16px;
    }

    .openai-chatkit-bottom-right {
        right: 16px;
    }

    .openai-chatkit-bottom-left {
        left: 16px;
    }

    .openai-chatkit-panel {
        width: calc(100vw - 32px);
        height: calc(100vh - 140px);
        bottom: 70px;
    }

    .openai-chatkit-bottom-right .openai-chatkit-panel {
        right: -8px;
    }

    .openai-chatkit-bottom-left .openai-chatkit-panel {
        left: -8px;
    }

    .openai-chatkit-toggle-btn {
        width: 54px;
        height: 54px;
    }

    .openai-chatkit-toggle-btn svg {
        width: 24px;
        height: 24px;
    }
}

@media (max-width: 480px) {
    .openai-chatkit-panel {
        width: 100vw;
        height: calc(100vh - 100px);
        border-radius: var(--chatkit-border-radius) var(--chatkit-border-radius) 0 0;
        bottom: 66px;
    }

    .openai-chatkit-bottom-right .openai-chatkit-panel,
    .openai-chatkit-bottom-left .openai-chatkit-panel {
        right: -16px;
        left: -16px;
    }
}

/* ============================================
   Dark Mode Support
   ============================================ */
@media (prefers-color-scheme: dark) {
    .openai-chatkit-panel {
        background: var(--chatkit-dark);
        border-color: rgba(0, 173, 169, 0.3);
    }

    .openai-chatkit-embedded {
        background: var(--chatkit-dark);
        border-color: rgba(0, 173, 169, 0.3);
    }

    .openai-chatkit-loading {
        color: var(--chatkit-text-light);
    }

    .openai-chatkit-loading p {
        color: rgba(255, 255, 255, 0.7);
    }

    .openai-chatkit-spinner {
        border-color: rgba(0, 173, 169, 0.3);
        border-top-color: var(--chatkit-primary);
    }

    .openai-chatkit-error {
        color: var(--chatkit-text-light);
    }

    .openai-chatkit-error-detail {
        color: rgba(255, 255, 255, 0.6);
    }
}

/* ============================================
   Print Styles (hide widget when printing)
   ============================================ */
@media print {
    .openai-chatkit-widget {
        display: none !important;
    }
}