/* 
 * Solution Pages Shared Styles
 * Designed based on Jeequan style references
 */

 :root {
    --color-solution-bg-dark: #121316;
    --color-solution-bg-light: #ffffff;
    --color-solution-bg-gray: #f9fafb;
    --color-solution-text-dark: #1f2329;
    --color-solution-text-gray: #646a73;
    --color-solution-primary: #3370ff;
    --color-solution-accent: #6b4cff; /* Purple underline */
}

/* Hero Section */
.solution-hero {
    background-color: var(--color-solution-bg-dark);
    /* Subtle dot pattern */
    background-image: radial-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 24px 24px;
    padding: 120px 0 100px;
    color: #fff;
    position: relative;
    overflow: hidden;
}

/* Subtle glow effect in hero */
.solution-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 80%;
    height: 200%;
    background: radial-gradient(circle, rgba(51,112,255,0.08) 0%, rgba(18,19,22,0) 70%);
    pointer-events: none;
}

.solution-hero .container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.breadcrumb {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 24px;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.2s;
}

.breadcrumb a:hover {
    color: #fff;
}

.solution-badge {
    display: inline-block;
    padding: 6px 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 32px;
}

.solution-hero h1 {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 24px;
    line-height: 1.2;
    font-family: 'Noto Serif SC', 'PingFang SC', sans-serif;
}

.solution-hero p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.7);
    max-width: 680px;
    line-height: 1.6;
    margin-bottom: 48px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

.btn-white {
    background: #fff;
    color: var(--color-solution-text-dark);
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.2s;
}
.btn-white:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 14px 32px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.2s;
}
.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Feature Sections */
.solution-feature {
    padding: 120px 0;
    background: var(--color-solution-bg-light);
}

.solution-feature.gray {
    background: var(--color-solution-bg-gray);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
    position: relative;
}

.section-number {
    font-size: 80px;
    font-weight: 900;
    color: rgba(31, 35, 41, 0.04);
    line-height: 1;
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 0;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--color-solution-text-dark);
    position: relative;
    z-index: 1;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background-color: var(--color-solution-accent);
    border-radius: 2px;
}

.feature-split {
    display: flex;
    align-items: center;
    gap: 80px;
}

.feature-split.reverse {
    flex-direction: row-reverse;
}

.feature-content {
    flex: 1;
}

.feature-content h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--color-solution-text-dark);
    margin-bottom: 20px;
    line-height: 1.4;
}

.feature-content p {
    font-size: 16px;
    color: var(--color-solution-text-gray);
    line-height: 1.8;
    margin-bottom: 24px;
}

.feature-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.visual-box {
    width: 100%;
    max-width: 500px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05), 0 1px 3px rgba(0,0,0,0.05);
    border: 1px solid rgba(0,0,0,0.03);
    padding: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    aspect-ratio: 16/10;
}

/* Architecture Section */
.architecture-section {
    padding: 120px 0;
    background: #fff;
    text-align: center;
}

.arch-container {
    max-width: 900px;
    margin: 0 auto;
    margin-top: 60px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    border: 1px solid #eaeaea;
}

/* ==================== 巨大企业级页脚 (Fat Footer) ==================== */
.footer { background: #1f2329; color: #8f959e; padding: 80px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 80px; }
.footer-brand .logo { font-size: 24px; font-weight: 700; color: #fff; display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.footer-brand .mark { width: 24px; height: 24px; background: var(--color-primary, #3370ff); border-radius: 6px; display: inline-block; }
.footer-brand p { font-size: 14px; line-height: 1.8; margin-bottom: 24px; }

.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 24px; font-weight: 600; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col ul li { margin-bottom: 16px; }
.footer-col ul li a { font-size: 14px; transition: color 0.3s; text-decoration: none; color: inherit; }
.footer-col ul li a:hover { color: #fff; }

.footer-bottom { border-top: 1px solid #2b303b; padding-top: 32px; display: flex; justify-content: space-between; align-items: center; font-size: 12px; }
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { color: #dee0e3; text-decoration: none; }
.footer-bottom-links a:hover { color: #fff; }

/* 响应式调整 */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}