:root {
    --primary-blue: #2c5aa0;
    --dark-blue: #1a3a6b;
    --light-blue: #e8f0fe;
    --accent-blue: #4a7fd4;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-gray: #f1f3f5;
    --border-color: #e0e0e0;
    --highlight-gold: #d4a017;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-blue);
    transition: var(--transition);
}

.nav-logo:hover .nav-avatar {
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(44, 90, 160, 0.3);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 8px 0;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-blue);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle .bar {
    width: 24px;
    height: 2px;
    background-color: var(--text-primary);
    transition: var(--transition);
}

.header-section {
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--primary-blue) 100%);
    color: white;
    padding: 120px 0 60px;
}

.header-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.header-main {
    text-align: center;
}

.avatar-container {
    margin-bottom: 24px;
}

.avatar {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 4px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    object-fit: cover;
    transition: var(--transition);
}

.avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.name {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.basic-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    font-size: 1.1rem;
    flex-wrap: wrap;
}

.separator {
    opacity: 0.5;
}

.job-intentions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.intention-card {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    padding: 20px 32px;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.intention-card:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.download-card {
    display: flex;
    align-items: center;
}

.download-button {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    padding: 12px 24px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.download-button:hover {
    background: linear-gradient(135deg, #45a049 0%, #3d8b40 100%);
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(76, 175, 80, 0.4);
}

.download-button svg {
    width: 20px;
    height: 20px;
    transition: var(--transition);
}

.download-button:hover svg {
    transform: scale(1.2) rotate(5deg);
}

.intention-label {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 8px;
}

.intention-value {
    font-size: 1.25rem;
    font-weight: 600;
}

.section {
    padding: 80px 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-blue);
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--primary-blue);
    border-radius: 2px;
}

.advantages-section {
    background-color: var(--bg-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.advantage-card {
    background: var(--bg-light);
    border-radius: 12px;
    padding: 32px;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    border-radius: 4px 0 0 4px;
}

.advantage-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--primary-blue);
}

.advantage-icon {
    width: 48px;
    height: 48px;
    color: var(--primary-blue);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-blue);
    border-radius: 8px;
    padding: 12px;
}

.advantage-icon svg {
    width: 100%;
    height: 100%;
}

.advantage-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--dark-blue);
}

.advantage-desc {
    color: var(--text-secondary);
    line-height: 1.7;
}

.core-specialties {
    background: var(--bg-light);
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 32px;
    border: 1px solid var(--border-color);
    position: relative;
}

.core-specialties::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    border-radius: 2px;
}

.specialties-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: 24px;
    text-align: center;
}

.specialties-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.specialty-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 16px;
    background: var(--bg-white);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.specialty-item:hover {
    box-shadow: var(--shadow-sm);
    border-color: var(--primary-blue);
}

.specialty-bullet {
    color: var(--primary-blue);
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.specialty-item strong {
    color: var(--dark-blue);
    display: block;
    margin-bottom: 4px;
}

.specialty-item p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.professional-quality {
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--bg-light) 100%);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    border: 2px solid var(--primary-blue);
    transition: var(--transition);
}

.professional-quality:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.quality-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: 12px;
}

.professional-quality p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

.experience-section {
    background-color: var(--bg-light);
}

.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
}

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

.timeline-marker {
    position: absolute;
    left: -36px;
    top: 24px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--primary-blue);
    border: 4px solid var(--bg-light);
    box-shadow: 0 0 0 2px var(--primary-blue);
    transition: var(--transition);
}

.timeline-item:hover .timeline-marker {
    transform: scale(1.2);
    box-shadow: 0 0 0 3px var(--accent-blue);
}

.timeline-content {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 32px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.timeline-content:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--primary-blue);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}

.company-name {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 4px;
}

.position {
    color: var(--primary-blue);
    font-weight: 500;
}

.duration {
    background-color: var(--light-blue);
    color: var(--primary-blue);
    padding: 8px 16px;
    border-radius: 24px;
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
    transition: var(--transition);
}

.duration:hover {
    background-color: var(--primary-blue);
    color: white;
}

.timeline-body {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.work-content h4,
.achievements h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: 12px;
    padding-left: 12px;
    border-left: 4px solid var(--primary-blue);
}

.work-content ul,
.achievements ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.work-content ul li,
.achievements ul li {
    color: var(--text-secondary);
    line-height: 1.7;
    padding-left: 20px;
    position: relative;
    transition: var(--transition);
}

.work-content ul li::before,
.achievements ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-size: 1.25rem;
    transition: var(--transition);
}

.work-content ul li:hover,
.achievements ul li:hover {
    color: var(--text-primary);
    padding-left: 24px;
}

.work-content ul li:hover::before,
.achievements ul li:hover::before {
    color: var(--accent-blue);
    transform: scale(1.2);
}

.achievements {
    background: linear-gradient(135deg, var(--bg-light) 0%, #fff9e6 100%);
    border-radius: 12px;
    padding: 24px;
    border: 1px solid var(--highlight-gold);
    position: relative;
    overflow: hidden;
}

.achievements::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--highlight-gold) 0%, #f3c623 100%);
    border-radius: 3px 3px 0 0;
}

.achievement-highlight {
    background-color: rgba(212, 160, 23, 0.1);
    padding: 12px 16px !important;
    border-radius: 8px;
    border-left: 3px solid var(--highlight-gold);
    transition: var(--transition);
}

.achievement-highlight:hover {
    background-color: rgba(212, 160, 23, 0.15);
    transform: translateX(4px);
}

.highlight-number {
    color: var(--highlight-gold);
    font-weight: 700;
    font-size: 1.1em;
    transition: var(--transition);
}

.highlight-number:hover {
    color: #b8860b;
    text-shadow: 0 0 8px rgba(212, 160, 23, 0.3);
}

.education-section {
    background-color: var(--bg-white);
}

.education-card {
    display: flex;
    align-items: center;
    gap: 32px;
    background: linear-gradient(135deg, var(--light-blue) 0%, var(--bg-white) 100%);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    max-width: 800px;
    margin: 0 auto;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.education-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    border-radius: 4px 4px 0 0;
}

.education-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--primary-blue);
}

.education-icon {
    width: 80px;
    height: 80px;
    color: var(--primary-blue);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-white);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
    padding: 20px;
    transition: var(--transition);
}

.education-card:hover .education-icon {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.education-icon svg {
    width: 100%;
    height: 100%;
}

.school-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 8px;
}

.education-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.meta-item {
    font-weight: 500;
    transition: var(--transition);
}

.meta-item:hover {
    color: var(--primary-blue);
}

.qualifications-section {
    background-color: var(--bg-light);
}

.qualifications-list {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    max-width: 800px;
    margin: 0 auto;
}

.qualification-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-white);
    padding: 20px 32px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.qualification-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    border-radius: 4px 0 0 4px;
}

.qualification-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--primary-blue);
}

.qualification-item svg {
    width: 24px;
    height: 24px;
    color: var(--primary-blue);
    transition: var(--transition);
}

.qualification-item:hover svg {
    transform: scale(1.2) rotate(5deg);
    color: var(--accent-blue);
}

.qualification-item span {
    font-weight: 500;
    color: var(--text-primary);
    transition: var(--transition);
}

.qualification-item:hover span {
    color: var(--primary-blue);
}

.footer {
    background-color: var(--dark-blue);
    color: white;
    padding: 32px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-blue) 0%, var(--primary-blue) 100%);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.footer-download {
    display: flex;
    justify-content: center;
}

.footer-download-btn {
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 0.9rem;
    box-shadow: 0 3px 10px rgba(76, 175, 80, 0.3);
}

.footer-download-btn:hover {
    background: linear-gradient(135deg, #45a049 0%, #3d8b40 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(76, 175, 80, 0.4);
}

.footer p {
    opacity: 0.8;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer p:hover {
    opacity: 1;
    transform: translateY(2px);
}

@media (max-width: 1024px) {
    .advantages-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background-color: var(--bg-white);
        flex-direction: column;
        padding: 20px;
        gap: 16px;
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-toggle {
        display: flex;
    }

    .name {
        font-size: 2.5rem;
    }

    .basic-info {
        font-size: 1rem;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .timeline {
        padding-left: 32px;
    }

    .timeline::before {
        left: 4px;
    }

    .timeline-marker {
        left: -32px;
        width: 16px;
        height: 16px;
    }

    .timeline-content {
        padding: 24px;
    }

    .timeline-header {
        flex-direction: column;
    }

    .education-card {
        flex-direction: column;
        text-align: center;
        padding: 32px;
    }

    .education-meta {
        justify-content: center;
    }

    .qualifications-list {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .name {
        font-size: 2rem;
    }

    .job-intentions {
        flex-direction: column;
        gap: 12px;
    }

    .intention-card {
        padding: 16px 24px;
    }

    .core-specialties {
        padding: 24px;
    }

    .timeline-content {
        padding: 20px;
    }
}