:root {
    --color-bg-subtle: #F0F8FF;
    --color-bg-elevated: #FFFFFF;
    --color-border-light: #E0E0E0;
    --color-text-primary: #001529;
    --color-text-secondary: #595959;
    --color-text-tertiary: #8C8C8C;
    --color-primary: #1890FF;
    --color-primary-dark: #096DD9;
    --color-primary-light: #40A9FF;
    --color-primary-lighter: #69C0FF;
    --color-primary-bg: #E6F7FF;
    --color-success: #52C41A;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --line-height-tight: 1.2;
    --line-height-snug: 1.35;
    --line-height-relaxed: 1.7;
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-spring: 350ms cubic-bezier(0.34, 1.56, 0.64, 1);
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.16);
}

.idc-page {
    padding-top: 72px;
}

.idc-page .site-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--color-border-light);
}
.idc-page .site-header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--color-gray-200);
    box-shadow: var(--shadow-sm);
}
.idc-page .site-header:not(.scrolled) .nav-menu > li > a {
    color: var(--text-secondary);
}
.idc-page .site-header:not(.scrolled) .nav-menu > li > a:hover,
.idc-page .site-header:not(.scrolled) .nav-menu > li > a[aria-current="page"] {
    color: var(--color-primary-500);
    background: var(--color-primary-50);
}
.idc-page .site-header:not(.scrolled) .dropdown-icon {
    color: var(--text-secondary);
}
.idc-page .site-header:not(.scrolled) .hamburger-line {
    background: var(--text-primary);
}
.idc-page .site-header:not(.scrolled) .navbar-actions .cta-button {
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-600));
    border: none;
    color: var(--bg-primary);
    box-shadow: var(--shadow-glow);
}
.idc-page .site-header:not(.scrolled) .navbar-actions .cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(24, 144, 255, 0.4);
}

.idc-page .breadcrumb-nav {
    background: var(--color-bg-subtle);
    border-bottom: 1px solid var(--color-border-light);
    padding: 12px 0;
}
.idc-page .breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: var(--font-size-sm);
    flex-wrap: wrap;
}
.idc-page .breadcrumb-item a {
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}
.idc-page .breadcrumb-item a:hover {
    color: var(--color-primary);
}
.idc-page .breadcrumb-separator {
    color: var(--color-text-tertiary);
    user-select: none;
}
.idc-page .breadcrumb-item--current {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

.idc-page .page-hero {
    position: relative;
    overflow: hidden;
    padding: 80px 0 70px;
    min-height: 480px;
    display: flex;
    align-items: center;
    color: white;
}
.idc-page .page-hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: linear-gradient(135deg, #0B2E4F 0%, #0D3A61 30%, #0E4983 55%, #0D3A61 75%, #0B2E4F 100%);
}
.idc-page .page-hero__bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 70% 55% at 45% 35%, rgba(24, 144, 255, 0.2) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 80% 65%, rgba(19, 194, 194, 0.1) 0%, transparent 50%);
}
.idc-page .page-hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(circle at 20% 20%, rgba(255,255,255,0.04) 1px, transparent 1px),
        radial-gradient(circle at 80% 80%, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 56px 56px, 84px 84px;
}
.idc-page .page-hero__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.35;
}
.idc-page .page-hero__glow--1 {
    width: 400px; height: 400px;
    top: -80px; right: 10%;
    background: rgba(24, 144, 255, 0.4);
}
.idc-page .page-hero__glow--2 {
    width: 300px; height: 300px;
    bottom: -60px; left: 15%;
    background: rgba(19, 194, 194, 0.3);
}

.idc-page .page-hero__container { position: relative; z-index: 1; }
.idc-page .page-hero__content { max-width: 720px; }

.idc-page .page-hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(24, 144, 255, 0.12);
    border: 1px solid rgba(24, 144, 255, 0.25);
    border-radius: 9999px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary-lighter);
    margin-bottom: 24px;
}
.idc-page .page-hero__title {
    font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    letter-spacing: -0.03em;
    color: white;
    margin-bottom: 20px;
}
.idc-page .page-hero__title-accent {
    background: linear-gradient(135deg, #69C0FF 0%, #40A9FF 50%, #91D5FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.idc-page .page-hero__desc {
    font-size: clamp(var(--font-size-base), 1.8vw, var(--font-size-lg));
    line-height: var(--line-height-relaxed);
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 36px;
    max-width: 600px;
}
.idc-page .page-hero__stats {
    display: flex;
    gap: 36px;
    flex-wrap: wrap;
}
.idc-page .page-stat {
    display: flex;
    flex-direction: column;
}
.idc-page .page-stat__number {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-lighter);
    line-height: 1.2;
}
.idc-page .page-stat__label {
    font-size: var(--font-size-xs);
    color: rgba(255, 255, 255, 0.45);
    margin-top: 2px;
}

.idc-page .section-header {
    text-align: center;
    max-width: 700px;
    margin-inline: auto;
    margin-bottom: 52px;
}
.idc-page .section-tag {
    display: inline-block;
    padding: 4px 14px;
    background: var(--color-primary-bg);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    border-radius: 9999px;
    margin-bottom: 16px;
}
.idc-page .section-title {
    font-size: clamp(var(--font-size-2xl), 3.5vw, var(--font-size-4xl));
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    line-height: var(--line-height-tight);
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}
.idc-page .section-desc {
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-secondary);
}

.idc-page .idc-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
    gap: 28px;
}

.idc-page .idc-service-card {
    position: relative;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    padding: 32px 28px 28px;
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.idc-page .idc-service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--card-accent, var(--color-primary)), var(--color-primary-light));
    opacity: 0;
    transition: opacity var(--transition-base);
}
.idc-page .idc-service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(24, 144, 255, 0.15);
}
.idc-page .idc-service-card:hover::before { opacity: 1; }
.idc-page .idc-service-card--featured {
    grid-column: span 1;
    border-color: rgba(24, 144, 255, 0.18);
    background: linear-gradient(165deg, rgba(240, 247, 255, 0.95) 0%, var(--color-bg-elevated) 100%);
}
.idc-page .idc-service-card--featured::before { opacity: 1; }

@media (min-width: 1024px) {
    .idc-page .idc-service-card--featured {
        grid-column: span 2;
    }
}

.idc-page .idc-service-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}
.idc-page .idc-service-card__icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(24, 144, 255, 0.08);
    border-radius: var(--radius-lg);
    color: var(--card-accent, var(--color-primary));
    transition: transform var(--transition-spring), background var(--transition-base);
}
.idc-page .idc-service-card:hover .idc-service-card__icon {
    transform: scale(1.08) rotate(-3deg);
    background: var(--card-accent, var(--color-primary));
    color: white;
}
.idc-page .idc-service-card__tag {
    padding: 4px 12px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--card-accent, var(--color-primary));
    background: rgba(24, 144, 255, 0.06);
    border-radius: 9999px;
}
.idc-page .idc-service-card__title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    line-height: var(--line-height-snug);
    letter-spacing: -0.01em;
    margin-bottom: 12px;
}
.idc-page .idc-service-card__desc {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}
.idc-page .idc-service-card__features {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
    list-style: none;
    padding: 0;
}
.idc-page .idc-service-card__features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}
.idc-page .idc-service-card__features li svg {
    flex-shrink: 0;
    color: var(--card-accent, var(--color-success));
}
.idc-page .idc-service-card__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--card-accent, var(--color-primary));
    transition: gap var(--transition-fast), color var(--transition-fast);
    margin-top: auto;
}
.idc-page .idc-service-card__link:hover {
    gap: 10px;
    color: var(--color-primary-dark);
}

.idc-page .advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
    gap: 24px;
}
.idc-page .advantage-item {
    padding: 32px 26px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}
.idc-page .advantage-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(24, 144, 255, 0.12);
}
.idc-page .advantage-item__icon-wrap {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(24, 144, 255, 0.08);
    border-radius: var(--radius-lg);
    color: var(--accent, var(--color-primary));
    margin-bottom: 20px;
}
.idc-page .advantage-item__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: 8px;
}
.idc-page .advantage-item__desc {
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-secondary);
}

.idc-page .cta-section {
    position: relative;
    overflow: hidden;
    padding: 72px 0;
}
.idc-page .cta-background {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #0B2E4F 0%, #0E4983 50%, #0D3A61 100%);
}
.idc-page .cta-background::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 60% 50% at 30% 40%, rgba(24, 144, 255, 0.2) 0%, transparent 55%),
        radial-gradient(ellipse 45% 35% at 75% 60%, rgba(114, 46, 209, 0.12) 0%, transparent 50%);
}
.idc-page .cta-container { position: relative; z-index: 1; }
.idc-page .cta-content { text-align: center; max-width: 680px; margin-inline: auto; }
.idc-page .cta-title {
    font-size: clamp(var(--font-size-2xl), 3.5vw, var(--font-size-3xl));
    font-weight: var(--font-weight-bold);
    color: white;
    line-height: var(--line-height-tight);
    margin-bottom: 16px;
}
.idc-page .cta-desc {
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 32px;
}
.idc-page .cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

@media (max-width: 767px) {
    .idc-page .page-hero { padding: 48px 0 44px; min-height: auto; }
    .idc-page .page-hero__stats { gap: 24px; }
    .idc-page .idc-services-grid { grid-template-columns: 1fr; }
    .idc-page .idc-service-card--featured { grid-column: span 1; }
    .idc-page .idc-service-card { padding: 24px 20px 20px; }
    .idc-page .advantage-grid { grid-template-columns: 1fr; }
    .idc-page .cta-section { padding: 52px 0; }
    .idc-page .cta-actions { flex-direction: column; }
    .idc-page .cta-actions .btn { width: 100%; justify-content: center; }
}

.breadcrumb-nav {
    padding: 16px 0;
    max-width: 1200px;
    margin: 0 auto;
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
    padding: 0;
    margin: 0;
    flex-wrap: wrap;
}

.breadcrumb-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: #64748b;
}

.breadcrumb-list li a {
    color: #0284c7;
    text-decoration: none;
}

.breadcrumb-list li a:hover {
    color: #0ea5e9;
    text-decoration: underline;
}

.breadcrumb-list li:last-child {
    color: #0c4a6e;
    font-weight: 600;
}

.detail-hero {
    position: relative;
    padding: 80px 0 60px;
    text-align: center;
    color: #fff;
    overflow: hidden;
}

.detail-hero__bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #0B2E4F 0%, #0E4983 50%, #0D3A61 100%);
    z-index: 0;
}

.detail-hero__bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 50% at 30% 40%, rgba(24, 144, 255, 0.2) 0%, transparent 55%),
        radial-gradient(ellipse 45% 35% at 75% 60%, rgba(19, 194, 194, 0.12) 0%, transparent 50%);
}

.detail-hero .container {
    position: relative;
    z-index: 1;
}

.detail-hero__title {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 16px;
    color: #fff;
}

.detail-hero__desc {
    font-size: 1.125rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

.detail-section {
    padding: 64px 0;
}

.detail-section p {
    font-size: 0.9375rem;
    line-height: 1.8;
    color: #595959;
    max-width: 900px;
    margin: 0 auto 16px;
}

.detail-section__title {
    font-size: 1.75rem;
    font-weight: 700;
    color: #0c4a6e;
    text-align: center;
    margin: 0 0 40px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.feature-card {
    background: #fff;
    border-radius: 12px;
    padding: 28px;
    box-shadow: 0 2px 16px rgba(0,0,0,0.06);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.feature-card__icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.feature-card__title {
    font-size: 1.0625rem;
    font-weight: 600;
    color: #0c4a6e;
    margin: 0 0 8px;
}

.feature-card__desc {
    font-size: 0.875rem;
    color: #64748b;
    margin: 0;
    line-height: 1.6;
}

.scenario-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.scenario-card {
    background: #f0f9ff;
    border: 1px solid #bae6fd;
    border-radius: 10px;
    padding: 24px;
    transition: transform 0.2s ease;
}

.scenario-card:hover {
    transform: translateY(-2px);
}

.scenario-card__title {
    font-size: 1rem;
    font-weight: 600;
    color: #0284c7;
    margin: 0 0 8px;
}

.scenario-card__desc {
    font-size: 0.875rem;
    color: #64748b;
    margin: 0;
    line-height: 1.6;
}

.detail-cta {
    position: relative;
    text-align: center;
    padding: 64px 24px;
    overflow: hidden;
    color: #fff;
}

.detail-cta__bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #0B2E4F 0%, #0E4983 50%, #0D3A61 100%);
    z-index: 0;
}

.detail-cta .container {
    position: relative;
    z-index: 1;
}

.detail-cta__title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 12px;
    color: #fff;
}

.detail-cta__desc {
    font-size: 1rem;
    opacity: 0.8;
    margin: 0 0 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 32px;
}

.detail-cta .btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    color: #fff;
    background: linear-gradient(135deg, #0ea5e9, #0284c7);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.detail-cta .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(14, 165, 233, 0.3);
}

@media (max-width: 600px) {
    .detail-hero { padding: 60px 20px 40px; }
    .detail-hero__title { font-size: 1.75rem; }
    .detail-section { padding: 40px 0; }
    .feature-grid, .scenario-grid { padding: 0 20px; }
}