/* ========================================
   品拓创科 - 首页专属样式
   ======================================== */

/* Hero Banner */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(74, 93, 58, 0.9), rgba(44, 62, 42, 0.8)), url('../images/banner.jpg') center/cover no-repeat;
}

.hero-content {
    text-align: center;
    color: var(--white);
    max-width: 900px;
    padding: 0 20px;
    z-index: 2;
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: 3px;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-subtitle {
    font-size: 22px;
    font-weight: 300;
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.3s forwards;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    opacity: 0;
    animation: fadeInUp 0.8s ease 0.6s forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 曲线分割 */
.curve-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 120px;
    background: var(--beige);
    clip-path: ellipse(70% 100% at 50% 100%);
}

.curve-divider-top {
    position: relative;
    margin-top: -80px;
    height: 100px;
    background: var(--army-green);
    clip-path: ellipse(60% 80% at 50% 0%);
}

/* 特色服务板块 */
.features-section {
    background: var(--beige);
    position: relative;
}

.feature-card {
    background: var(--white);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.4s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    border-color: var(--light-brown);
    transform: translateY(-15px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, var(--army-green), var(--light-brown));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: var(--white);
}

.feature-title {
    font-size: 22px;
    color: var(--dark-green);
    margin-bottom: 15px;
}

.feature-text {
    color: var(--text-gray);
    font-size: 15px;
    line-height: 1.8;
}

/* 快速入口 */
.quick-access {
    background: var(--army-green);
    padding: 60px 0;
}

.access-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.access-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 30px 20px;
    text-align: center;
    color: var(--white);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.access-item:hover {
    background: var(--light-brown);
    transform: scale(1.05);
}

.access-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.access-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.access-text {
    font-size: 13px;
    opacity: 0.8;
}

@media (max-width: 992px) {
    .access-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

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

@media (max-width: 576px) {
    .access-grid {
        grid-template-columns: 1fr;
    }

    .feature-card {
        padding: 30px 20px;
    }
}

/* 资讯列表区域 */
.news-section {
    background: var(--beige);
}

.news-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.news-tab {
    padding: 10px 25px;
    background: var(--white);
    color: var(--dark-green);
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.news-tab.active,
.news-tab:hover {
    background: var(--army-green);
    color: var(--white);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}