/* 全屏展示区域样式 */
.fullscreen-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding-top: 80px; /* 确保不被导航栏遮挡 */
    position: relative;
    background: linear-gradient(135deg, #e0e7ff 0%, #d1e0fd 100%);
    overflow: hidden;
}

.hero-content {
    display: flex;
    flex: 1;
    align-items: center;
    justify-content: center;
    padding: 0 10%;
    /*background-color: url('');*/
}

.app-showcase {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
    gap: 50px;
}

.app-info {
    flex: 1;
    max-width: 650px;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--dark);
    line-height: 1.2;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 40px;
    color: #555;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.download-btn {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(67, 97, 238, 0.3);
    display: inline-block;
    font-size: 1.1rem;
    text-align: center;
}

.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.4);
}

.explore-btn {
    background: rgba(255, 255, 255, 0.2);
    color: var(--primary);
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s;
    border: 2px solid var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.explore-btn:hover {
    background: rgba(255, 255, 255, 0.4);
    transform: translateY(-3px);
}

/*手机模型模块*/
.app-wrapper {
    flex: 1;
    position: relative;
    max-width: 550px;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.phone-mockup {
    width: 284px;
    height: 584px;
    background: white;
    border-radius: 35px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
    margin: 0 auto;
    border: 12px solid #1a1a1a;
}

.phone-mockup .iphone-mp4 {
    position: absolute;
    width: 260px;
    height: 564px;
}

.phone-mockup .iphone-mp4 .iphone-my-video {
    width: 261px;
    height: 564px;
}

video {
    object-fit: contain;
    overflow-clip-margin: content-box;
    overflow: clip;
}

/*.phone-screen {*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    background: linear-gradient(45deg, #6a11cb 0%, #2575fc 100%);*/
/*    position: relative;*/
/*    overflow: hidden;*/
/*}*/

/*.phone-content {*/
/*    position: absolute;*/
/*    top: 20px;*/
/*    left: 20px;*/
/*    right: 20px;*/
/*    bottom: 20px;*/
/*    color: white;*/
/*    padding: 30px;*/
/*    display: flex;*/
/*    flex-direction: column;*/
/*    justify-content: center;*/
/*    align-items: center;*/
/*    text-align: center;*/
/*}*/

/*.phone-content .iphone-mp4 {*/
/*    position: absolute;*/
/*    width: 260px;*/
/*    height: 564px;*/
/*    margin: 18px 20px;*/
/*}*/

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: bounce 2s infinite;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--primary);
    border-radius: 15px;
    position: relative;
    margin-bottom: 10px;
}

.wheel {
    width: 6px;
    height: 10px;
    background: var(--primary);
    border-radius: 3px;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

.arrow-down {
    width: 15px;
    height: 15px;
    border-right: 2px solid var(--primary);
    border-bottom: 2px solid var(--primary);
    transform: rotate(45deg);
    margin-top: -5px;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-20px) translateX(-50%); }
    60% { transform: translateY(-10px) translateX(-50%); }
}

@keyframes scroll {
    0% { top: 10px; opacity: 1; }
    50% { top: 20px; opacity: 0.5; }
    100% { top: 30px; opacity: 0; }
}

/* 应用特性部分 */
#features {
    background: white;
    padding: 120px 10% 80px;
}

.app-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    width: 350px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    font-size: 3.5rem;
    color: var(--primary);
    margin-bottom: 30px;
    display: inline-flex;
    width: 90px;
    height: 90px;
    background: rgba(67, 97, 238, 0.1);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.feature-card:hover .feature-icon {
    background: var(--primary);
    color: white;
}

.feature-card h3 {
    margin-bottom: 20px;
    color: var(--dark);
    font-size: 1.6rem;
}

/* 截图部分 */
#screenshots {
    background: linear-gradient(to bottom, #f0f5ff, #e6eeff);
    padding: 120px 10% 80px;
}

.screenshots-container {
    display: flex;
    justify-content: center;
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.screenshot-item {
    flex: 1;
    max-width: 380px;
    text-align: center;
}

.screenshot-img {
    height: 700px;
    border-radius: 25px;
    margin-bottom: 25px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s;
    background: white;
    overflow: hidden;
    position: relative;
}

.screenshot-item:hover .screenshot-img {
    transform: translateY(-15px);
}

.screenshot-content {
    padding: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* 发现页面样式 */
.discovery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 20px;
    flex: 1;
}

.discovery-item {
    border-radius: 15px;
    position: relative;
    overflow: hidden;
    height: 0;
    padding-bottom: 100%;
}

.discovery-item .location {
    position: absolute;
    bottom: 15px;
    left: 15px;
    color: white;
    font-weight: bold;
    font-size: 1.2rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.search-bar {
    background: #f5f7ff;
    border-radius: 25px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    color: #888;
    font-size: 0.9rem;
}

.search-bar i {
    margin-right: 10px;
}

/* 行程规划样式 */
.plan-header {
    text-align: center;
    margin-bottom: 25px;
}

.plan-header h3 {
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.plan-header .date {
    color: #4361ee;
    font-weight: 600;
}

.plan-timeline {
    flex: 1;
    overflow-y: auto;
    padding-right: 5px;
}

.plan-day {
    display: flex;
    margin-bottom: 25px;
}

.day-number {
    width: 40px;
    height: 40px;
    background: #4361ee;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    margin-right: 15px;
    flex-shrink: 0;
}

.day-content {
    flex: 1;
    border-left: 2px solid #e0e7ff;
    padding-left: 15px;
    padding-bottom: 15px;
}

.activity {
    background: #f8f9ff;
    border-radius: 10px;
    padding: 12px 15px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
}

.activity i {
    width: 30px;
    height: 30px;
    background: #e0e7ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #4361ee;
    margin-right: 12px;
    flex-shrink: 0;
}

.activity span {
    flex: 1;
}

.activity .time {
    background: #4361ee;
    color: white;
    padding: 3px 10px;
    border-radius: 15px;
    font-size: 0.85rem;
}

/* 社交互动样式 */
.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
    margin-bottom: 20px;
}

.user-info {
    display: flex;
    align-items: center;
}

.user-info .avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #4ecdc4, #88d8d0);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    margin-right: 12px;
}

.user-info .name {
    font-weight: bold;
}

.user-info .status {
    font-size: 0.8rem;
    color: #4ecdc4;
}

.actions {
    display: flex;
    gap: 15px;
    color: #888;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    margin-bottom: 20px;
    padding-right: 5px;
}

.message {
    max-width: 80%;
    margin-bottom: 15px;
    padding: 12px 15px;
    border-radius: 18px;
    position: relative;
    animation: fadeIn 0.3s ease-out;
}

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

.message.received {
    background: #f0f4ff;
    border-bottom-left-radius: 5px;
    align-self: flex-start;
}

.message.sent {
    background: #4361ee;
    color: white;
    border-bottom-right-radius: 5px;
    margin-left: auto;
}

.message .time {
    font-size: 0.7rem;
    text-align: right;
    opacity: 0.7;
    margin-top: 5px;
}

.message.attachment {
    background: #f8f9ff;
    border: 1px dashed #e0e7ff;
    display: flex;
    align-items: center;
    padding: 15px;
}

.message.attachment i.fa-file-alt {
    font-size: 1.5rem;
    color: #4361ee;
    margin-right: 12px;
}

.message.attachment i.fa-download {
    color: #888;
    margin-left: 15px;
}

.file-name {
    font-weight: bold;
}

.file-size {
    font-size: 0.8rem;
    color: #888;
}

.chat-input {
    display: flex;
    align-items: center;
    background: #f5f7ff;
    border-radius: 25px;
    padding: 8px 15px;
}

.chat-input input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 8px 15px;
    font-size: 1rem;
    outline: none;
}

.chat-input i {
    color: #4361ee;
    font-size: 1.2rem;
    cursor: pointer;
}


/* 响应式设计 */
@media (max-width: 1200px) {
    .app-showcase {
        flex-direction: column;
        text-align: center;
        gap: 70px;
    }

    .app-info {
        text-align: center;
        max-width: 800px;
    }

    .hero-cta {
        justify-content: center;
    }

    .screenshots-container {
        flex-direction: column;
        align-items: center;
    }

    .screenshot-item {
        width: 100%;
        max-width: 600px;
    }

    .screenshot-img {
        height: 600px;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .phone-mockup {
        width: 260px;
        height: 540px;
    }

    .app-features {
        flex-direction: column;
        align-items: center;
    }

    .feature-card {
        width: 100%;
        max-width: 500px;
    }

    .hero-cta {
        flex-direction: column;
        gap: 15px;
    }

    .download-buttons {
        flex-direction: column;
        align-items: center;
    }

    .screenshot-img {
        height: 500px;
    }

    .discovery-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .phone-mockup {
        width: 220px;
        height: 460px;
    }

    .screenshot-img {
        height: 400px;
    }

    .plan-day {
        flex-direction: column;
    }

    .day-number {
        margin-bottom: 10px;
    }

    .day-content {
        border-left: none;
        border-top: 2px solid #e0e7ff;
        padding-left: 0;
        padding-top: 15px;
    }
}