/* ============================================
   上位机系统开发 - 服务详情页样式
   ============================================ */

/* ========== 服务Banner ========== */
.svc-hero {
    position: relative;
    min-height: 520px;
    padding: 140px 0 80px;
    background: #060c1a;
    overflow: hidden;
    color: #fff;
    display: flex;
    align-items: center;
}
.svc-hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.svc-hero-bg-img {
    position: absolute;
    inset: 0;
    background-image: url('../images/上位机系统定制开发.png');
    background-size: 100% auto;
    background-position: center top;
    background-repeat: no-repeat;
    opacity: 0.6;
}
.svc-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(4,8,22,0.92) 0%, rgba(8,16,34,0.7) 40%, rgba(10,24,48,0.3) 70%, rgba(5,14,32,0.15) 100%);
}
.svc-hero-inner {
    position: relative;
    z-index: 2;
}
.svc-hero-content {
    max-width: 700px;
}
.svc-hero-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    margin-bottom: 20px;
}
.svc-hero-breadcrumb a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
    transition: color 0.3s;
}
.svc-hero-breadcrumb a:hover {
    color: #60a5fa;
}
.breadcrumb-sep {
    color: rgba(255,255,255,0.3);
}
.svc-hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    background: rgba(59,130,246,0.1);
    border: 1px solid rgba(59,130,246,0.25);
    border-radius: 30px;
    font-size: 12px;
    color: #93c5fd;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
    letter-spacing: 2px;
    font-weight: 600;
}
.svc-hero-tag-dot {
    width: 8px;
    height: 8px;
    background: #3b82f6;
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(59,130,246,0.6);
    animation: tagPulse 2s infinite;
}
.svc-hero-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #fff;
    letter-spacing: -0.02em;
}
.svc-hero-title span {
    background: linear-gradient(120deg, #60a5fa, #8b5cf6, #06b6d4, #60a5fa);
    background-size: 300% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: highlightShift 4s ease-in-out infinite;
}
.svc-hero-desc {
    font-size: 16px;
    color: rgba(255,255,255,0.65);
    line-height: 1.8;
    margin-bottom: 32px;
}
.svc-hero-actions {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

/* ========== 服务概述 ========== */
.svc-overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}
.svc-overview-text .section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 2px;
    margin-bottom: 16px;
}
.svc-overview-text .section-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.3;
}
.svc-overview-text .section-title span {
    color: var(--primary);
}
.svc-overview-desc {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 32px;
}
.svc-overview-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.svc-ov-feature {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.svc-ov-feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--bg-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--primary);
}
.svc-ov-feature h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}
.svc-ov-feature p {
    font-size: 13px;
    color: var(--text-gray);
    line-height: 1.6;
}

/* 右侧视觉 */
.svc-overview-visual {
    position: relative;
}
.svc-ov-img-wrapper {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
    border: 1px solid var(--border-light);
}
.svc-ov-img-wrapper img {
    width: 100%;
    height: auto;
    display: block;
}
.svc-ov-float-card {
    position: absolute;
    background: #fff;
    border-radius: 12px;
    padding: 14px 18px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
    border: 1px solid var(--border-light);
    text-align: center;
    animation: floatCard 4s ease-in-out infinite;
}
.svc-ov-float-num {
    font-size: 24px;
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}
.svc-ov-float-label {
    font-size: 12px;
    color: var(--text-gray);
    margin-top: 4px;
}
.svc-ov-float-card--1 {
    top: -20px;
    right: -20px;
    animation-delay: 0s;
}
.svc-ov-float-card--2 {
    bottom: 40px;
    left: -30px;
    animation-delay: -1.3s;
}
.svc-ov-float-card--3 {
    bottom: -20px;
    right: 40px;
    animation-delay: -2.6s;
}
@keyframes floatCard {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* ========== 核心能力 ========== */
.svc-cap-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.svc-cap-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 32px 28px;
    transition: all var(--transition);
}
.svc-cap-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.svc-cap-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.svc-cap-icon--blue { background: rgba(59,130,246,0.1); color: #3b82f6; }
.svc-cap-icon--purple { background: rgba(139,92,246,0.1); color: #8b5cf6; }
.svc-cap-icon--green { background: rgba(16,185,129,0.1); color: #10b981; }
.svc-cap-icon--orange { background: rgba(245,158,11,0.1); color: #f59e0b; }
.svc-cap-icon--cyan { background: rgba(6,182,212,0.1); color: #06b6d4; }
.svc-cap-icon--red { background: rgba(239,68,68,0.1); color: #ef4444; }
.svc-cap-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}
.svc-cap-card > p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 16px;
}
.svc-cap-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.svc-cap-list li {
    font-size: 13px;
    color: var(--text-gray);
    padding-left: 20px;
    position: relative;
}
.svc-cap-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 7px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    opacity: 0.5;
}

/* ========== 技术栈 ========== */
.svc-tech {
    background: var(--bg-soft);
}
.svc-tech-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}
.svc-tech-group-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--border-light);
}
.svc-tech-items {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.svc-tech-badge {
    padding: 8px 18px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    transition: transform 0.3s;
}
.svc-tech-badge:hover {
    transform: translateY(-2px);
}

/* ========== 行业解决方案 ========== */
.svc-industry-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.svc-industry-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--transition);
}
.svc-industry-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.svc-industry-img {
    height: 180px;
    overflow: hidden;
}
.svc-industry-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}
.svc-industry-card:hover .svc-industry-img img {
    transform: scale(1.05);
}
.svc-industry-info {
    padding: 24px;
}
.svc-industry-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--bg-blue);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    border-radius: 6px;
    margin-bottom: 12px;
}
.svc-industry-info h4 {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 10px;
}
.svc-industry-info > p {
    font-size: 13px;
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 14px;
}
.svc-industry-info ul {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}
.svc-industry-info ul li {
    font-size: 12px;
    color: var(--text-gray);
    padding-left: 16px;
    position: relative;
}
.svc-industry-info ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
    font-size: 11px;
}

/* ========== 物联网系统 ========== */
.svc-iot {
    background: var(--bg-soft);
}
.svc-iot-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.svc-iot-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 32px 28px;
    transition: all var(--transition);
}
.svc-iot-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.svc-iot-card--large {
    grid-column: span 2;
    grid-row: span 2;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.svc-iot-icon {
    color: var(--primary);
    margin-bottom: 16px;
}
.svc-iot-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}
.svc-iot-card p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 16px;
}
.svc-iot-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.svc-iot-tags span {
    padding: 5px 14px;
    background: var(--bg-blue);
    color: var(--primary);
    font-size: 12px;
    font-weight: 600;
    border-radius: 6px;
}

/* ========== 开发流程 ========== */
.svc-process-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}
.svc-process-step {
    flex: 1;
    min-width: 140px;
    text-align: center;
    padding: 24px 16px;
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: 16px;
    transition: all var(--transition);
    position: relative;
}
.svc-process-step:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.svc-step-num {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.svc-step-icon {
    width: 52px;
    height: 52px;
    margin: 8px auto 16px;
    background: var(--bg-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}
.svc-process-step h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}
.svc-process-step p {
    font-size: 12px;
    color: var(--text-gray);
    line-height: 1.6;
}
.svc-process-arrow {
    font-size: 20px;
    color: var(--border);
    flex-shrink: 0;
}

/* ========== 案例展示 ========== */
.svc-cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.svc-case-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--transition);
}
.svc-case-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.svc-case-img {
    height: 160px;
    overflow: hidden;
    position: relative;
}
.svc-case-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}
.svc-case-card:hover .svc-case-img img {
    transform: scale(1.05);
}
.svc-case-overlay {
    position: absolute;
    top: 12px;
    left: 12px;
}
.svc-case-tag {
    padding: 4px 12px;
    background: rgba(59,130,246,0.9);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    border-radius: 6px;
    backdrop-filter: blur(6px);
}
.svc-case-content {
    padding: 20px;
}
.svc-case-content h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}
.svc-case-content p {
    font-size: 13px;
    color: var(--text-gray);
    line-height: 1.6;
    margin-bottom: 14px;
}
.svc-case-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.svc-case-meta span {
    padding: 3px 10px;
    background: var(--bg-soft);
    color: var(--text-gray);
    font-size: 11px;
    border-radius: 4px;
    font-weight: 500;
}

/* ========== 为什么选择我们 ========== */
.svc-why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.svc-why-card {
    background: #fff;
    border: 1px solid var(--border-light);
    border-radius: 16px;
    padding: 32px 24px;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.svc-why-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}
.svc-why-num {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 48px;
    font-weight: 800;
    color: var(--bg-soft);
    line-height: 1;
}
.svc-why-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: var(--bg-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: 20px;
}
.svc-why-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}
.svc-why-card p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.7;
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .svc-overview-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .svc-cap-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .svc-industry-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .svc-iot-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .svc-iot-card--large {
        grid-column: span 2;
        grid-row: span 1;
    }
    .svc-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .svc-why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .svc-process-flow {
        flex-wrap: wrap;
        justify-content: center;
    }
    .svc-process-arrow {
        display: none;
    }
    .svc-process-step {
        min-width: calc(33.333% - 16px);
    }
}

@media (max-width: 768px) {
    .svc-hero {
        min-height: 400px;
        padding: 120px 0 60px;
    }
    .svc-hero-title {
        font-size: 32px;
    }
    .svc-hero-desc {
        font-size: 14px;
    }
    .svc-overview-text .section-title {
        font-size: 28px;
    }
    .svc-overview-features {
        grid-template-columns: 1fr;
    }
    .svc-cap-grid {
        grid-template-columns: 1fr;
    }
    .svc-tech-grid {
        grid-template-columns: 1fr;
    }
    .svc-industry-grid {
        grid-template-columns: 1fr;
    }
    .svc-iot-grid {
        grid-template-columns: 1fr;
    }
    .svc-iot-card--large {
        grid-column: span 1;
    }
    .svc-cases-grid {
        grid-template-columns: 1fr;
    }
    .svc-why-grid {
        grid-template-columns: 1fr;
    }
    .svc-process-step {
        min-width: calc(50% - 12px);
    }
    .svc-hero-actions {
        flex-direction: column;
    }
    .svc-hero-actions .btn {
        text-align: center;
        justify-content: center;
    }
}