/**
 * SkyHigh Blog Chat Widget Styles
 * Inline widget integrated at the top of blog post content.
 */

/* =============================================
   CSS Custom Properties
   ============================================= */
:root {
    --skyhigh-accent: #4F46E5;
    --skyhigh-accent-hover: #4338CA;
    --skyhigh-accent-light: #EEF2FF;
    --skyhigh-text: #1F2937;
    --skyhigh-text-light: #6B7280;
    --skyhigh-bg: #FFFFFF;
    --skyhigh-bg-secondary: #F9FAFB;
    --skyhigh-border: #E5E7EB;
    --skyhigh-radius: 12px;
    --skyhigh-radius-sm: 8px;
    --skyhigh-transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* =============================================
   Widget Container — inline, not floating
   ============================================= */
.skyhigh-chat-widget {
    position: relative;
    margin-bottom: 32px;
    border: 1px solid var(--skyhigh-border);
    border-radius: var(--skyhigh-radius);
    background: var(--skyhigh-bg);
    overflow: hidden;
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
    color: var(--skyhigh-text);
    -webkit-font-smoothing: antialiased;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
}

.skyhigh-chat-widget *,
.skyhigh-chat-widget *::before,
.skyhigh-chat-widget *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* =============================================
   Header
   ============================================= */
.skyhigh-chat-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    background: var(--skyhigh-accent);
    color: #fff;
}

.skyhigh-chat-header-icon {
    flex-shrink: 0;
    opacity: 0.9;
}

.skyhigh-chat-header-title {
    font-size: 0.95em;
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* =============================================
   Suggestion Chips
   ============================================= */
.skyhigh-chat-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 16px 20px;
}

.skyhigh-chat-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: var(--skyhigh-bg-secondary);
    border: 1px solid var(--skyhigh-border);
    border-radius: 20px;
    cursor: pointer;
    text-align: left;
    font-size: 0.875em;
    color: var(--skyhigh-text);
    transition: background var(--skyhigh-transition), border-color var(--skyhigh-transition), box-shadow var(--skyhigh-transition);
    line-height: 1.3;
}

.skyhigh-chat-chip:hover {
    background: var(--skyhigh-accent-light);
    border-color: var(--skyhigh-accent);
    box-shadow: 0 1px 4px rgba(79, 70, 229, 0.15);
}

.skyhigh-chat-chip-arrow {
    flex-shrink: 0;
    color: var(--skyhigh-text-light);
    transition: color var(--skyhigh-transition);
}

.skyhigh-chat-chip:hover .skyhigh-chat-chip-arrow {
    color: var(--skyhigh-accent);
}

/* =============================================
   Loading State
   ============================================= */
.skyhigh-chat-suggestions-loading {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 0;
    color: var(--skyhigh-text-light);
    font-size: 0.875em;
}

.skyhigh-chat-suggestions-loading p {
    margin: 0;
}

.skyhigh-typing-indicator {
    display: inline-flex;
    align-items: center;
    gap: 3px;
}

.skyhigh-typing-indicator span {
    width: 5px;
    height: 5px;
    background: var(--skyhigh-text-light);
    border-radius: 50%;
    animation: skyhigh-typing 1.4s infinite ease-in-out;
}

.skyhigh-typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.skyhigh-typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes skyhigh-typing {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: translateY(0);
    }
    30% {
        opacity: 1;
        transform: translateY(-3px);
    }
}

/* =============================================
   Messages Area
   ============================================= */
.skyhigh-chat-messages {
    display: none;
    padding: 16px 20px;
    max-height: 400px;
    overflow-y: auto;
    scroll-behavior: smooth;
}

.skyhigh-chat-messages.skyhigh-chat-messages--active {
    display: block;
}

.skyhigh-chat-messages::-webkit-scrollbar {
    width: 4px;
}

.skyhigh-chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.skyhigh-chat-messages::-webkit-scrollbar-thumb {
    background: var(--skyhigh-border);
    border-radius: 4px;
}

/* =============================================
   Chat Bubbles
   ============================================= */
.skyhigh-chat-bubble {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: var(--skyhigh-radius-sm);
    margin-bottom: 8px;
    font-size: 0.9em;
    line-height: 1.5;
    word-wrap: break-word;
    animation: skyhigh-fade-in 0.25s ease;
}

.skyhigh-chat-bubble-user {
    background: var(--skyhigh-accent);
    color: #fff;
    margin-left: auto;
    border-bottom-right-radius: 2px;
}

.skyhigh-chat-bubble-assistant {
    background: var(--skyhigh-bg-secondary);
    color: var(--skyhigh-text);
    margin-right: auto;
    border-bottom-left-radius: 2px;
    border: 1px solid var(--skyhigh-border);
}

/* =============================================
   Error State
   ============================================= */
.skyhigh-chat-error {
    text-align: center;
    padding: 12px;
    color: #DC2626;
    font-size: 0.875em;
}

.skyhigh-chat-error button {
    margin-top: 6px;
    padding: 4px 14px;
    background: var(--skyhigh-accent);
    color: #fff;
    border: none;
    border-radius: var(--skyhigh-radius-sm);
    cursor: pointer;
    font-size: 0.8em;
}

/* =============================================
   Input Area
   ============================================= */
.skyhigh-chat-input-area {
    padding: 12px 20px 16px;
    border-top: 1px solid var(--skyhigh-border);
}

.skyhigh-chat-form {
    display: flex;
    align-items: center;
    gap: 8px;
}

.skyhigh-chat-input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--skyhigh-border);
    border-radius: 20px;
    font-size: inherit;
    font-family: inherit;
    color: var(--skyhigh-text);
    background: var(--skyhigh-bg-secondary);
    outline: none;
    transition: border-color var(--skyhigh-transition), box-shadow var(--skyhigh-transition);
}

.skyhigh-chat-input:focus {
    border-color: var(--skyhigh-accent);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.skyhigh-chat-input::placeholder {
    color: var(--skyhigh-text-light);
}

.skyhigh-chat-send {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--skyhigh-accent);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background var(--skyhigh-transition), opacity var(--skyhigh-transition);
}

.skyhigh-chat-send:hover:not(:disabled) {
    background: var(--skyhigh-accent-hover);
}

.skyhigh-chat-send:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* =============================================
   Animations
   ============================================= */
@keyframes skyhigh-fade-in {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =============================================
   Reduced Motion
   ============================================= */
@media (prefers-reduced-motion: reduce) {
    .skyhigh-chat-widget * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}