#html5 .about-section-v2 * { margin: 0; padding: 0; box-sizing: border-box; }

#html5 .about-section-v2 {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: linear-gradient(160deg, #FFFCF8 0%, #FFF7ED 40%, #FDF4EC 70%, #FAF0E6 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 0;
    padding: 100px 24px 80px;
    position: relative;
}

#html5 .about-section-v2::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 15% 30%, rgba(232, 106, 60, 0.035) 0%, transparent 50%),
        radial-gradient(circle at 85% 70%, rgba(245, 158, 11, 0.025) 0%, transparent 45%);
    pointer-events: none;
}

#html5 .about-section-v2 .abs-card {
    width: min(1200px, 100%);
    max-width: 100%;
    min-height: 520px;
    background: transparent;
    border-radius: 0;
    position: relative;
    overflow: hidden;
    display: flex;
    box-shadow: none;
    border: none;
}

#html5 .about-section-v2 .left-content {
    width: 52%;
    padding: 56px 52px 56px 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    z-index: 10;
}

#html5 .about-section-v2 .section-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: #D45A2A;
    font-weight: 600;
    margin-bottom: 20px;
    width: fit-content;
    letter-spacing: 1.2px;
}

#html5 .about-section-v2 .section-badge::before {
    content: '';
    width: 24px;
    height: 2.5px;
    background: linear-gradient(90deg, #E86A3C, var(--bk-accent));
    border-radius: 2px;
}

#html5 .about-section-v2 .section-title {
    font-size: 32px;
    font-weight: 800;
    color: #1a1a1a;
    line-height: 1.25;
    margin-bottom: 20px;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #1a1a1a 0%, #3a3a3a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#html5 .about-section-v2 .section-desc {
    font-size: 15px;
    color: #57534e;
    line-height: 1.85;
    margin-bottom: 20px;
}

#html5 .about-section-v2 .section-desc .company-name-en {
    color: #44403c;
    font-weight: 600;
}

#html5 .about-section-v2 .service-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 4px;
}

#html5 .about-section-v2 .service-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    color: #44403c;
    line-height: 1.7;
    padding: 6px 0;
}

#html5 .about-section-v2 .service-bullet {
    width: 6px;
    height: 6px;
    background: linear-gradient(135deg, #E86A3C, var(--bk-accent));
    border-radius: 50%;
    margin-top: 8px;
    flex-shrink: 0;
    box-shadow: 0 0 0 3px rgba(232, 106, 60, 0.1);
}

#html5 .about-section-v2 .right-visual {
    width: 48%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    padding: 50px 40px;
}

#html5 .about-section-v2 .tech-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    width: 100%;
    max-width: 400px;
}

#html5 .about-section-v2 .tech-item {
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(232, 106, 60, 0.08);
    border-radius: 16px;
    padding: 24px 16px;
    text-align: center;
    transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(8px);
    position: relative;
    overflow: hidden;
}

#html5 .about-section-v2 .tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--bk-primary), var(--bk-accent));
    opacity: 0;
    transition: opacity 0.35s ease;
}

#html5 .about-section-v2 .tech-item:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.85);
    border-color: rgba(232, 106, 60, 0.2);
    box-shadow: 0 8px 24px rgba(232, 106, 60, 0.08);
}

#html5 .about-section-v2 .tech-item:hover::before {
    opacity: 1;
}

#html5 .about-section-v2 .tech-icon {
    width: 44px;
    height: 44px;
    margin: 0 auto 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(232,106,60,0.1), rgba(245,158,11,0.06));
}

#html5 .about-section-v2 .tech-icon svg {
    width: 22px;
    height: 22px;
    color: #E86A3C;
}

#html5 .about-section-v2 .tech-name {
    font-size: 13px;
    font-weight: 600;
    color: #333;
}

#html5 .about-section-v2 .tech-desc {
    font-size: 11px;
    color: #888;
    margin-top: 4px;
}

#html5 .about-section-v2 .browser-win {
    position: absolute;
    width: 380px;
    height: 260px;
    top: 0;
    right: 10px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(232, 106, 60, 0.08);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: none;
    z-index: 4;
    animation: aboutSecV2_bwFloat 8s ease-in-out infinite;
    backdrop-filter: blur(12px);
}

@keyframes aboutSecV2_bwFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

#html5 .about-section-v2 .bw-header {
    height: 32px;
    background: #f5f5f5;
    border-bottom: 1px solid #e8e4df;
    display: flex;
    align-items: center;
    padding: 0 10px;
    gap: 5px;
}

#html5 .about-section-v2 .bw-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
}
#html5 .about-section-v2 .bw-r { background: #ff5f56; }
#html5 .about-section-v2 .bw-y { background: #ffbd2e; }
#html5 .about-section-v2 .bw-g { background: #27c93f; }

#html5 .about-section-v2 .bw-url {
    flex: 1;
    height: 20px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-left: 6px;
    display: flex;
    align-items: center;
    padding: 0 8px;
    font-size: 10px;
    color: #666;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .bw-body {
    padding: 16px;
    height: calc(100% - 32px);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

#html5 .about-section-v2 .bw-nav {
    display: flex;
    gap: 16px;
    border-bottom: 1px solid #f0f0f0;
    padding-bottom: 8px;
}

#html5 .about-section-v2 .bw-nav-item {
    font-size: 11px;
    color: #888;
    font-family: -apple-system, sans-serif;
}
#html5 .about-section-v2 .bw-nav-item.active {
    color: #E86A3C;
    font-weight: 600;
    position: relative;
}
#html5 .about-section-v2 .bw-nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -9px;
    left: 0;
    right: 0;
    height: 2px;
    background: #E86A3C;
    border-radius: 1px;
}

#html5 .about-section-v2 .bw-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 10px;
}

#html5 .about-section-v2 .bw-metric {
    background: #f8f8f8;
    border-radius: 8px;
    padding: 10px;
    text-align: center;
}

#html5 .about-section-v2 .bw-metric-val {
    font-size: 18px;
    font-weight: 700;
    color: #1a1a1a;
}

#html5 .about-section-v2 .bw-metric-label {
    font-size: 9px;
    color: #888;
    margin-top: 3px;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .bw-chart {
    flex: 1;
    background: #f8f8f8;
    border-radius: 8px;
    padding: 10px;
    position: relative;
    overflow: hidden;
}

#html5 .about-section-v2 .bw-chart-title {
    font-size: 10px;
    color: #666;
    font-weight: 600;
    margin-bottom: 6px;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .bw-chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: calc(100% - 20px);
    padding: 0 4px;
}

#html5 .about-section-v2 .bw-bar {
    flex: 1;
    border-radius: 3px 3px 0 0;
    transition: all 0.3s;
}
#html5 .about-section-v2 .bw-bar:nth-child(1) { height: 45%; background: #f5d0c0; }
#html5 .about-section-v2 .bw-bar:nth-child(2) { height: 70%; background: #E86A3C; }
#html5 .about-section-v2 .bw-bar:nth-child(3) { height: 55%; background: #f5d0c0; }
#html5 .about-section-v2 .bw-bar:nth-child(4) { height: 85%; background: #E86A3C; }
#html5 .about-section-v2 .bw-bar:nth-child(5) { height: 60%; background: #f5d0c0; }
#html5 .about-section-v2 .bw-bar:nth-child(6) { height: 75%; background: #E86A3C; }
#html5 .about-section-v2 .bw-bar:nth-child(7) { height: 50%; background: #f5d0c0; }

#html5 .about-section-v2 .float-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(232, 106, 60, 0.08);
    border-radius: 14px;
    padding: 14px;
    box-shadow: none;
    z-index: 5;
    animation: aboutSecV2_fcFloat 7s ease-in-out infinite;
    backdrop-filter: blur(10px);
}

@keyframes aboutSecV2_fcFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

#html5 .about-section-v2 .fc-1 {
    width: 160px;
    top: 180px;
    left: 20px;
}

#html5 .about-section-v2 .fc-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
}

#html5 .about-section-v2 .fc-icon {
    width: 28px;
    height: 28px;
    background: rgba(232,106,60,0.1);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}
#html5 .about-section-v2 .fc-icon svg { width: 14px; height: 14px; }

#html5 .about-section-v2 .fc-title {
    font-size: 11px;
    font-weight: 600;
    color: #1a1a1a;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .fc-value {
    font-size: 22px;
    font-weight: 700;
    color: #1a1a1a;
}

#html5 .about-section-v2 .fc-change {
    font-size: 10px;
    color: #3fb950;
    margin-top: 2px;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .fc-divider {
    height: 1px;
    background: #f0f0f0;
    margin: 8px 0;
}

#html5 .about-section-v2 .fc-detail {
    font-size: 10px;
    color: #888;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .iphone {
    position: absolute;
    width: 105px;
    height: 215px;
    bottom: 25px;
    left: 5px;
    background: #1c1c1e;
    border-radius: 18px;
    padding: 4px;
    box-shadow: none;
    z-index: 6;
    animation: aboutSecV2_phoneFloat 7s ease-in-out infinite;
}

@keyframes aboutSecV2_phoneFloat {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-6px) rotate(-2deg); }
}

#html5 .about-section-v2 .iphone-scr {
    width: 100%;
    height: 100%;
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    position: relative;
}

#html5 .about-section-v2 .ios-status {
    height: 18px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 8px;
    position: relative;
    z-index: 2;
}

#html5 .about-section-v2 .ios-time {
    font-size: 8px;
    font-weight: 600;
    color: #1a1a1a;
    font-family: -apple-system, sans-serif;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

#html5 .about-section-v2 .ios-left {
    display: flex;
    align-items: center;
    gap: 2px;
}

#html5 .about-section-v2 .ios-signal {
    display: flex;
    align-items: flex-end;
    gap: 1px;
    height: 7px;
}
#html5 .about-section-v2 .sig-bar {
    width: 2px;
    background: #1a1a1a;
    border-radius: 0.5px;
}
#html5 .about-section-v2 .sig-bar:nth-child(1) { height: 3px; }
#html5 .about-section-v2 .sig-bar:nth-child(2) { height: 4px; }
#html5 .about-section-v2 .sig-bar:nth-child(3) { height: 5px; }
#html5 .about-section-v2 .sig-bar:nth-child(4) { height: 7px; }

#html5 .about-section-v2 .ios-wifi {
    width: 9px;
    height: 7px;
}
#html5 .about-section-v2 .ios-wifi svg { width: 100%; height: 100%; }

#html5 .about-section-v2 .ios-right {
    display: flex;
    align-items: center;
    gap: 3px;
}

#html5 .about-section-v2 .ios-battery {
    width: 14px;
    height: 7px;
    border: 0.8px solid #1a1a1a;
    border-radius: 2px;
    padding: 1px;
    position: relative;
}
#html5 .about-section-v2 .ios-battery::after {
    content: '';
    position: absolute;
    right: -2px;
    top: 2px;
    width: 1px;
    height: 3px;
    background: #1a1a1a;
    border-radius: 0 1px 1px 0;
}
#html5 .about-section-v2 .bat-fill {
    width: 70%;
    height: 100%;
    background: #1a1a1a;
    border-radius: 0.5px;
}

#html5 .about-section-v2 .app-nav {
    height: 32px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 10px;
    border-bottom: 0.5px solid #f0f0f0;
}

#html5 .about-section-v2 .app-nav-title {
    font-size: 11px;
    font-weight: 700;
    color: #1a1a1a;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .app-nav-icon {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #f5f0eb;
    display: flex;
    align-items: center;
    justify-content: center;
}
#html5 .about-section-v2 .app-nav-icon svg { width: 10px; height: 10px; }

#html5 .about-section-v2 .app-content {
    flex: 1;
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    overflow: hidden;
    background: #f8f8f8;
}

#html5 .about-section-v2 .app-card {
    background: #fff;
    border-radius: 8px;
    padding: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

#html5 .about-section-v2 .app-avatar {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: linear-gradient(135deg, #E86A3C, #ff9f7a);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    color: #fff;
    font-weight: 700;
    flex-shrink: 0;
}

#html5 .about-section-v2 .app-avatar.b { background: linear-gradient(135deg, #1a1a2e, #4a4a6a); }
#html5 .about-section-v2 .app-avatar.g { background: linear-gradient(135deg, #3fb950, #7ee787); }

#html5 .about-section-v2 .app-info {
    flex: 1;
    min-width: 0;
}

#html5 .about-section-v2 .app-info-title {
    font-size: 9px;
    font-weight: 600;
    color: #1a1a1a;
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#html5 .about-section-v2 .app-info-desc {
    font-size: 7.5px;
    color: #888;
    line-height: 1.3;
    margin-top: 1px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#html5 .about-section-v2 .app-time {
    font-size: 7px;
    color: #aaa;
    flex-shrink: 0;
}

#html5 .about-section-v2 .app-badge {
    width: 6px;
    height: 6px;
    background: #E86A3C;
    border-radius: 50%;
    flex-shrink: 0;
}

#html5 .about-section-v2 .app-stats {
    display: flex;
    gap: 5px;
    margin-top: 2px;
}

#html5 .about-section-v2 .app-stat {
    flex: 1;
    background: #fff;
    border-radius: 6px;
    padding: 6px 4px;
    text-align: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

#html5 .about-section-v2 .app-stat-val {
    font-size: 12px;
    font-weight: 700;
    color: #1a1a1a;
}

#html5 .about-section-v2 .app-stat-label {
    font-size: 6.5px;
    color: #888;
    margin-top: 1px;
}

#html5 .about-section-v2 .app-tabbar {
    height: 34px;
    background: #fff;
    border-top: 0.5px solid #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 0 8px;
}

#html5 .about-section-v2 .tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

#html5 .about-section-v2 .tab-icon {
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
}
#html5 .about-section-v2 .tab-icon svg { width: 14px; height: 14px; }

#html5 .about-section-v2 .tab-label {
    font-size: 6px;
    color: #aaa;
    font-family: -apple-system, sans-serif;
}
#html5 .about-section-v2 .tab-item.active .tab-label { color: #E86A3C; }
#html5 .about-section-v2 .tab-item.active .tab-icon svg { stroke: #E86A3C; }

#html5 .about-section-v2 .home-indicator {
    height: 14px;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}
#html5 .about-section-v2 .home-indicator::after {
    content: '';
    width: 28px;
    height: 3px;
    background: #1a1a1a;
    border-radius: 2px;
}

#html5 .about-section-v2 .user-float {
    position: absolute;
    width: 140px;
    bottom: 60px;
    right: 0;
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(232, 106, 60, 0.08);
    border-radius: 14px;
    padding: 12px;
    box-shadow: none;
    z-index: 5;
    animation: aboutSecV2_ufFloat 6s ease-in-out infinite;
    backdrop-filter: blur(10px);
}

@keyframes aboutSecV2_ufFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

#html5 .about-section-v2 .uf-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

#html5 .about-section-v2 .uf-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: linear-gradient(135deg, #E86A3C, #ff9f7a);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: #fff;
    font-weight: 600;
}

#html5 .about-section-v2 .uf-name {
    font-size: 11px;
    font-weight: 600;
    color: #1a1a1a;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .uf-role {
    font-size: 9px;
    color: #888;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .uf-status {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 9px;
    color: #3fb950;
    font-family: -apple-system, sans-serif;
}

#html5 .about-section-v2 .uf-status-dot {
    width: 5px;
    height: 5px;
    background: #3fb950;
    border-radius: 50%;
}

#html5 .about-section-v2 .conn-svg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 1;
}

#html5 .about-section-v2 .conn-line {
    stroke: rgba(232,106,60,0.12);
    stroke-width: 1;
    fill: none;
    stroke-dasharray: 4, 4;
    animation: aboutSecV2_dashMove 25s linear infinite;
}

@keyframes aboutSecV2_dashMove {
    to { stroke-dashoffset: -100; }
}

#html5 .about-section-v2 .conn-node {
    fill: #fff;
    stroke: #e86a3c;
    stroke-width: 1.5;
}


@media (max-width: 1199px) {
  #html5 .about-section-v2 .abs-card {
    flex-direction: column;
    height: auto;
    min-height: 0;
    width: min(1200px, 100%);
    max-width: 100%;
  }
  #html5 .about-section-v2 .left-content,
  #html5 .about-section-v2 .right-visual {
    width: 100%;
  }
  #html5 .about-section-v2 .left-content {
    padding: 40px 32px 24px;
  }
  #html5 .about-section-v2 .workspace {
    transform: perspective(1200px) rotateY(-2deg);
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    min-height: 380px;
  }
}

@media (max-width: 700px) {
  #html5 .about-section-v2 .browser-win,
  #html5 .about-section-v2 .float-card,
  #html5 .about-section-v2 .user-float,
  #html5 .about-section-v2 .iphone,
  #html5 .about-section-v2 .conn-svg {
    display: none !important;
  }
  #html5 .about-section-v2 .right-visual {
    display: none;
  }
  #html5 .about-section-v2 .section-title {
    font-size: 24px;
  }
}