/* ==========================================================================
   关于我们页样式 - HEDU 蓝色调版本
   ========================================================================== */

/* ============== 页面 Hero ============== */
.page-hero {
    position: relative;
    padding: 120px 0 100px;
    overflow: hidden;
    background:
        radial-gradient(ellipse at top right, rgba(30, 136, 229, 0.25), transparent 50%),
        linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
}

.page-hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.page-hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
}

.page-hero-shape {
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 172, 193, 0.2), transparent 70%);
    top: -300px;
    right: -200px;
    filter: blur(60px);
}

.page-hero-content {
    position: relative;
    z-index: 2;
    max-width: 880px;
}

.page-hero-eyebrow {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-accent-light);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: 24px;
    padding: 8px 18px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.page-hero h1 {
    color: var(--color-white);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 28px;
    line-height: 1.15;
}

.page-hero h1 em {
    font-style: normal;
    background: linear-gradient(135deg, #FFFFFF 0%, var(--color-accent-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.page-hero p {
    font-size: clamp(0.95rem, 1.2vw, 1.08rem);
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    max-width: 720px;
    margin-bottom: 36px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--color-accent-light);
}

.breadcrumb span:not(:first-child) {
    color: rgba(255, 255, 255, 0.5);
}

/* ============== 公司简介 ============== */
.intro-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 96px;
    align-items: center;
}

.intro-content h2 {
    color: var(--color-primary);
}

.intro-content p {
    font-size: 0.95rem;
    line-height: 1.9;
    color: var(--color-text-muted);
}

.intro-content strong {
    color: var(--color-primary);
    font-weight: 600;
}

.intro-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 18px;
    aspect-ratio: 1;
}

.intro-card {
    border-radius: 12px;
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
}

.intro-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.intro-card-1 {
    background: linear-gradient(155deg, #2C6093 0%, #3A7CB5 55%, #4E97C9 100%);
    color: var(--color-white);
    grid-row: span 2;
    gap: 14px;
}

.intro-card-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.intro-card-list {
    list-style: none;
    margin: 6px 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.intro-card-list li {
    font-size: 0.85rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.95);
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.14);
    border-left: 3px solid rgba(255, 255, 255, 0.65);
    border-radius: 0 8px 8px 0;
}

.intro-card-2 {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    color: var(--color-text);
}

.intro-card-3 {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-cyan) 100%);
    color: var(--color-white);
}

.intro-card-icon {
    font-size: 2rem;
    margin-bottom: 16px;
}

.intro-card h4 {
    margin-bottom: 10px;
    font-size: 1.05rem;
}

.intro-card-1 h4, .intro-card-3 h4 {
    color: var(--color-white);
}

.intro-card p {
    font-size: 0.85rem;
    line-height: 1.65;
    opacity: 0.85;
    margin: 0;
}

.intro-card-2 p {
    color: var(--color-text-muted);
    opacity: 1;
}

/* ============== 资质证照 ============== */
.qual-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.qual-card {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 40px 32px;
    transition: var(--transition);
    position: relative;
}

.qual-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.qual-icon {
    width: 64px;
    height: 64px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.06), rgba(30, 136, 229, 0.1));
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    transition: var(--transition);
}

.qual-card:hover .qual-icon {
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: var(--color-white);
    transform: scale(1.05);
}

.qual-card h3 {
    font-size: 1.05rem;
    margin-bottom: 10px;
}

.qual-card p {
    font-size: 0.88rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    margin-bottom: 18px;
}

.qual-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent-dark);
    padding: 5px 12px;
    background-color: rgba(30, 136, 229, 0.1);
    border-radius: 100px;
    letter-spacing: 0.05em;
}

/* ============== 企业文化（使命与愿景 · 双卡高端布局） ============== */
.culture-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.culture-card {
    border-radius: 16px;
    padding: clamp(48px, 5vw, 72px);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.culture-dark {
    background:
        radial-gradient(ellipse at top right, rgba(30, 136, 229, 0.3), transparent 55%),
        linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    box-shadow: var(--shadow-lg);
}

.culture-light {
    background: linear-gradient(135deg, #FFFFFF 0%, var(--color-bg-blue) 100%);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.culture-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.culture-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    padding: 8px 18px;
    border-radius: 100px;
    margin-bottom: 36px;
}

.culture-dark .culture-tag {
    color: var(--color-accent-light);
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.culture-light .culture-tag {
    color: var(--color-accent-dark);
    background-color: rgba(30, 136, 229, 0.08);
    border: 1px solid rgba(30, 136, 229, 0.15);
}

.culture-card h3 {
    font-size: clamp(1.3rem, 2vw, 1.6rem);
    line-height: 1.4;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}

.culture-dark h3 { color: var(--color-white); }
.culture-light h3 { color: var(--color-primary); }

.culture-card p {
    font-size: 0.98rem;
    line-height: 1.85;
    margin: 0;
}

.culture-dark p { color: rgba(255, 255, 255, 0.8); }
.culture-light p { color: var(--color-text-muted); }

/* ============== 时间线 ============== */
.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding-left: 220px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 188px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent) 0%, var(--color-cyan) 100%);
}

.timeline-item {
    position: relative;
    padding-bottom: 56px;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -220px;
    top: 0;
    width: 180px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    padding-right: 28px;
}

.timeline-year {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-accent-light);
    margin-bottom: 14px;
    letter-spacing: 0.02em;
}

.timeline-dot {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: var(--color-accent);
    border: 3px solid var(--color-primary);
    box-shadow: 0 0 0 6px rgba(30, 136, 229, 0.2);
    margin-right: -10px;
}

.timeline-content {
    background-color: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 32px 36px;
    transition: var(--transition);
}

.timeline-content:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateX(6px);
}

.timeline-content h3 {
    color: var(--color-white);
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.timeline-content p {
    color: rgba(255, 255, 255, 0.78);
    font-size: 0.95rem;
    line-height: 1.75;
    margin: 0;
}

/* ============== 团队与展望 ============== */
.outlook-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 64px;
    align-items: center;
}

.outlook-content p {
    color: var(--color-text-muted);
    line-height: 1.9;
    font-size: 0.95rem;
}

.outlook-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.outlook-stat {
    position: relative;
    overflow: hidden;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-bg-alt) 100%);
    background-size: cover;
    background-position: center;
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 22px 24px;
    min-height: 128px;
    transition: var(--transition);
}

.outlook-stat::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.78);
    transition: var(--transition);
}

.outlook-stat:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent);
}

.outlook-stat:hover::before {
    background: rgba(255, 255, 255, 0.62);
}

.outlook-stat-1 { background-image: url("../img/outlook-net.jpg"); }
.outlook-stat-2 { background-image: url("../img/outlook-cat.jpg"); }
.outlook-stat-3 { background-image: url("../img/outlook-care.jpg"); }

.outlook-stat strong,
.outlook-stat span {
    position: relative;
    z-index: 1;
}

.outlook-stat strong {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.3;
    margin-bottom: 12px;
    letter-spacing: 0.04em;
}

.outlook-stat span {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.65;
    text-align: center;
}

/* ============== 响应式 ============== */
@media (max-width: 1024px) {
    .intro-grid,
    .outlook-grid {
        grid-template-columns: 1fr;
        gap: 56px;
    }
    .qual-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .culture-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .qual-grid {
        grid-template-columns: 1fr;
    }
    .intro-visual {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        aspect-ratio: auto;
    }
    .intro-card-1 {
        grid-row: span 1;
    }
    .outlook-stats {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .outlook-stat {
        min-height: 108px;
        padding: 18px 20px;
    }
    .page-hero {
        padding: 80px 0 60px;
    }
}