/* ウロウロするGopherくん */
.wandering-gopher {
    position: fixed;
    width: 80px;
    height: 80px;
    cursor: pointer;
    z-index: 100;
    transition: transform 0.3s ease;
    pointer-events: auto;
}

.wandering-gopher img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
    transition: transform 0.2s ease;
}

.wandering-gopher:hover img {
    transform: scale(1.1);
}

.gopher-speech-bubble {
    position: absolute;
    top: -50px;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    padding: 8px 16px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    white-space: nowrap;
    font-size: 14px;
    color: #333;
    animation: bounceIn 0.5s ease;
}

.gopher-speech-bubble::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-top: 8px solid white;
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(-10px);
    }
    50% {
        transform: translateX(-50%) translateY(5px);
    }
    100% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* チャットモーダル */
.gopher-chat-modal {
    position: fixed;
    width: 400px;
    height: 500px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    display: none;
    flex-direction: column;
    overflow: hidden;
    z-index: 1000;
    animation: popIn 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* 吹き出しの三角形 */
.gopher-chat-modal::before {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
    z-index: 999;
}

/* 吹き出しの位置を動的に設定（JavaScriptで制御） */
.gopher-chat-modal.tail-left::before {
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 15px 20px 15px 0;
    border-color: transparent white transparent transparent;
}

.gopher-chat-modal.tail-right::before {
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 15px 0 15px 20px;
    border-color: transparent transparent transparent white;
}

.gopher-chat-modal.tail-top::before {
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 0 15px 20px 15px;
    border-color: transparent transparent white transparent;
}

.gopher-chat-modal.tail-bottom::before {
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 20px 15px 0 15px;
    border-color: white transparent transparent transparent;
}

.gopher-chat-modal.active {
    display: flex;
}

@keyframes popIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.gopher-chat-header {
    background: linear-gradient(135deg, #00ADD8 0%, #007d9c 100%);
    color: white;
    padding: 20px;
    font-weight: 600;
    font-size: 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gopher-chat-header h3 {
    margin: 0;
    font-size: 18px;
}

.gopher-close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 28px;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.2s;
    line-height: 1;
}

.gopher-close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
}

.gopher-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: #f8f9fa;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.gopher-message {
    display: flex;
    gap: 12px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.gopher-message.user {
    flex-direction: row-reverse;
}

.gopher-message-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 18px;
    line-height: 1;
    background: linear-gradient(135deg, #00ADD8 0%, #007d9c 100%);
    color: white;
    font-family: Arial, sans-serif;
    padding: 2px;
}

.gopher-message.user .gopher-message-avatar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.gopher-message-content {
    max-width: 70%;
    padding: 12px 16px;
    border-radius: 12px;
    line-height: 1.5;
    font-size: 14px;
}

.gopher-message.bot .gopher-message-content {
    background: white;
    color: #333;
    border-bottom-left-radius: 4px;
}

.gopher-message.user .gopher-message-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-bottom-right-radius: 4px;
}

.gopher-typing-indicator {
    display: flex;
    gap: 4px;
    padding: 4px 0;
}

.gopher-typing-indicator span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #00ADD8;
    animation: typing 1.4s infinite;
}

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

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

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.5;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

.gopher-input-container {
    padding: 20px;
    background: white;
    border-top: 1px solid #e5e7eb;
    display: flex;
    gap: 12px;
}

.gopher-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: 24px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
    font-family: 'Noto Sans JP', 'Inter', sans-serif;
}

.gopher-input:focus {
    border-color: #00ADD8;
}

.gopher-send-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #00ADD8 0%, #007d9c 100%);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.gopher-send-btn:hover:not(:disabled) {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 173, 216, 0.4);
}

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

.gopher-send-btn svg {
    width: 20px;
    height: 20px;
    stroke: white;
}

.gopher-welcome {
    text-align: center;
    padding: 40px 20px;
    color: #666;
}

.gopher-welcome h3 {
    color: #00ADD8;
    margin-bottom: 12px;
    font-size: 20px;
}

.gopher-welcome p {
    margin-bottom: 24px;
    line-height: 1.6;
}

.gopher-suggestions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 20px;
}

.gopher-suggestion-btn {
    padding: 12px 16px;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
    color: #333;
    text-align: left;
    font-family: 'Noto Sans JP', 'Inter', sans-serif;
}

.gopher-suggestion-btn:hover {
    border-color: #00ADD8;
    background: #f0f9ff;
    transform: translateX(4px);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .gopher-chat-modal {
        width: calc(100vw - 40px);
        height: calc(100vh - 140px);
        right: 20px;
        bottom: 20px;
    }

    .wandering-gopher {
        width: 60px;
        height: 60px;
    }
}

/* スクロールバーのカスタマイズ */
.gopher-messages::-webkit-scrollbar {
    width: 6px;
}

.gopher-messages::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.gopher-messages::-webkit-scrollbar-thumb {
    background: #00ADD8;
    border-radius: 3px;
}

.gopher-messages::-webkit-scrollbar-thumb:hover {
    background: #007d9c;
}