/* =========================================
   INNI Chatbot - Widget Styles
   AI Experience Room - ai-erleben.de
   ========================================= */

/* CSS Variables */
:root {
    --inni-bg: rgba(15, 15, 25, 0.96);
    --inni-border: rgba(99, 102, 241, 0.3);
    --inni-accent: #6366f1;
    --inni-accent-glow: rgba(99, 102, 241, 0.4);
    --inni-text: #e2e8f0;
    --inni-text-muted: #94a3b8;
    --inni-user-bubble: rgba(99, 102, 241, 0.25);
    --inni-bot-bubble: rgba(255, 255, 255, 0.06);
    --inni-toggle-bg: #6366f1;
    --inni-danger: #ef4444;
}

/* Toggle Button */
.inni-toggle {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 9998;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--inni-toggle-bg);
    border: none;
    border-radius: 50px;
    color: #fff;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 20px var(--inni-accent-glow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    white-space: nowrap;
}

.inni-toggle:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px var(--inni-accent-glow);
}

.inni-toggle:focus {
    outline: 2px solid var(--inni-accent);
    outline-offset: 2px;
}

.inni-toggle-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.inni-toggle-icon svg {
    width: 20px;
    height: 20px;
}

.inni-toggle.hidden {
    display: none;
}

/* Chat Window */
.inni-chat {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 9999;
    width: 360px;
    height: 520px;
    max-width: calc(100vw - 40px);
    max-height: calc(100vh - 100px);
    display: flex;
    flex-direction: column;
    background: var(--inni-bg);
    border: 1px solid var(--inni-border);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.3);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.inni-chat.open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

/* Header */
.inni-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 16px;
    background: linear-gradient(135deg, var(--inni-accent), #8b5cf6);
    color: #fff;
}

.inni-header-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
}

.inni-header-title svg {
    width: 20px;
    height: 20px;
}

.inni-header-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.inni-header-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    border-radius: 8px;
    color: #fff;
    cursor: pointer;
    transition: background 0.2s ease;
}

.inni-header-btn:hover {
    background: rgba(255, 255, 255, 0.25);
}

.inni-header-btn:focus {
    outline: 2px solid #fff;
    outline-offset: 2px;
}

.inni-header-btn svg {
    width: 16px;
    height: 16px;
}

/* Messages Area */
.inni-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.inni-messages::-webkit-scrollbar {
    width: 6px;
}

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

.inni-messages::-webkit-scrollbar-thumb {
    background: var(--inni-border);
    border-radius: 3px;
}

.inni-messages::-webkit-scrollbar-thumb:hover {
    background: var(--inni-accent);
}

/* Message Bubbles */
.inni-message {
    max-width: 85%;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 14px;
    line-height: 1.5;
    word-wrap: break-word;
}

.inni-message.bot {
    align-self: flex-start;
    background: var(--inni-bot-bubble);
    border: 1px solid var(--inni-border);
    color: var(--inni-text);
}

.inni-message.user {
    align-self: flex-end;
    background: var(--inni-user-bubble);
    border: 1px solid var(--inni-accent);
    color: var(--inni-text);
}

/* Typing Indicator */
.inni-typing {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 10px 14px;
    align-self: flex-start;
    background: var(--inni-bot-bubble);
    border: 1px solid var(--inni-border);
    border-radius: 14px;
}

.inni-typing-dot {
    width: 6px;
    height: 6px;
    background: var(--inni-text-muted);
    border-radius: 50%;
    animation: inni-pulse 1.4s ease-in-out infinite;
}

.inni-typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.inni-typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes inni-pulse {
    0%, 60%, 100% {
        opacity: 0.3;
        transform: scale(1);
    }
    30% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* Input Area */
.inni-input-area {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 14px;
    border-top: 1px solid var(--inni-border);
    background: rgba(0, 0, 0, 0.2);
}

.inni-input {
    flex: 1;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--inni-border);
    border-radius: 10px;
    color: var(--inni-text);
    font-family: inherit;
    font-size: 14px;
    resize: none;
    transition: border-color 0.2s ease;
}

.inni-input::placeholder {
    color: var(--inni-text-muted);
}

.inni-input:focus {
    outline: none;
    border-color: var(--inni-accent);
}

.inni-send-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--inni-accent);
    border: none;
    border-radius: 10px;
    color: #fff;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.1s ease;
}

.inni-send-btn:hover {
    background: #5558e3;
}

.inni-send-btn:active {
    transform: scale(0.95);
}

.inni-send-btn:focus {
    outline: 2px solid var(--inni-accent);
    outline-offset: 2px;
}

.inni-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.inni-send-btn svg {
    width: 18px;
    height: 18px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .inni-chat {
        transition: opacity 0.15s ease;
        transform: none;
    }

    .inni-chat.open {
        transform: none;
    }

    .inni-typing-dot {
        animation: none;
        opacity: 0.6;
    }

    .inni-toggle:hover {
        transform: none;
    }
}

/* Mobile Responsive */
@media (max-width: 480px) {
    .inni-toggle {
        bottom: 16px;
        left: 16px;
        padding: 10px 14px;
        font-size: 13px;
    }

    .inni-chat {
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-width: 100%;
        height: calc(100vh - 60px);
        max-height: none;
        border-radius: 16px 16px 0 0;
    }

    .inni-toggle-label {
        display: none;
    }

    .inni-toggle {
        padding: 14px;
        border-radius: 50%;
    }
}