/* 서비스 상세 페이지 스타일 */
.service-hero {
    height: 60vh;
    background: linear-gradient(135deg, var(--accent-color), var(--hover-color));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 20px;
}

.service-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.service-hero p {
    font-size: 1.5rem;
    opacity: 0.9;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 20px;
}

/* 특징 그리드 */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-item {
    text-align: center;
    padding: 30px;
    background: var(--card-bg);
    border-radius: 15px;
    transition: transform 0.3s;
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-item i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

/* 적용 사례 */
.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.case-item {
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s;
}

.case-item:hover {
    transform: translateY(-5px);
}

.case-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.case-item h3, .case-item p {
    padding: 20px;
}

/* 구현 방법 */
.implementation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.implementation-item {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    transition: transform 0.3s;
}

.implementation-item:hover {
    transform: translateY(-5px);
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .service-hero h1 {
        font-size: 2.5rem;
    }
    
    .service-hero p {
        font-size: 1.2rem;
    }
    
    .container {
        padding: 40px 20px;
    }
}

/* 데모 채팅 섹션 */
.demo-section {
    background-color: var(--section-bg);
    padding: 80px 0;
}

.demo-chat {
    max-width: 400px;
    margin: 0 auto;
}

.chat-window {
    background: var(--card-bg);
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.chat-messages {
    padding: 20px;
    height: 400px;
    overflow-y: auto;
    background: var(--bg-color);
    display: flex;
    flex-direction: column;
}

.chat-input {
    display: flex;
    padding: 15px;
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
    gap: 10px;
}

.chat-input input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 25px;
    background: var(--bg-color);
    color: var(--text-color);
}

.chat-input button {
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    cursor: pointer;
    transition: background-color 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-input button:hover {
    background: var(--hover-color);
}

/* 지원 기능 그리드 */
.support-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.support-item {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s;
}

.support-item:hover {
    transform: translateY(-5px);
}

.support-item i {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

/* 구독 플랜 스타일 */
.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.plan-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    position: relative;
    transition: transform 0.3s;
}

.plan-card:hover {
    transform: translateY(-5px);
}

.plan-card.popular {
    border: 2px solid var(--accent-color);
}

.popular-tag {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--accent-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.plan-header {
    margin-bottom: 20px;
}

.price {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin: 10px 0;
}

.plan-features {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.plan-features li {
    margin: 10px 0;
}

.plan-features i {
    color: var(--accent-color);
    margin-right: 10px;
}

.subscribe-btn {
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 25px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.subscribe-btn:hover {
    background: var(--hover-color);
}

/* 구독 프로세스 스타일 */
.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.step {
    text-align: center;
    padding: 30px;
    background: var(--card-bg);
    border-radius: 15px;
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    background: var(--accent-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-weight: bold;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .plans-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
}

/* 메시지 공통 스타일 */
.message {
    max-width: 70%;
    margin: 8px 0;
    clear: both;
}

/* 사용자 메시지 (좌측) */
.user-message {
    align-self: flex-start;
}

.user-message .message-content {
    background-color: var(--section-bg);
    color: var(--text-color);
    padding: 12px 16px;
    border-radius: 15px 15px 15px 0;
}

/* 봇 메시지 (우측) */
.bot-message {
    align-self: flex-end;
}

.bot-message .message-content {
    background-color: var(--accent-color);
    color: white;
    padding: 12px 16px;
    border-radius: 15px 15px 0 15px;
}

/* 타임스탬프 스타일 */
.message-timestamp {
    font-size: 0.8rem;
    margin-top: 4px;
    opacity: 0.7;
}

.user-message .message-timestamp {
    text-align: left;
}

.bot-message .message-timestamp {
    text-align: right;
}

/* 타이핑 인디케이터 */
.typing-indicator {
    align-self: flex-end;
    padding: 12px 16px;
    background: var(--accent-color);
    border-radius: 15px 15px 0 15px;
    color: white;
}