style.css

/* 基础重置与变量 */
:root {
    --primary: #1a365d;
    --accent: #3182ce;
    --accent-light: #63b3ed;
    --text: #2d3748;
    --text-light: #718096;
    --bg: #fafbfc;
    --bg-alt: #f7fafc;
    --card-bg: #ffffff;
    --border: #e2e8f0;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.12);
    --radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.8;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    padding: 12px 0;
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
    letter-spacing: 2px;
    transition: var(--transition);
}

.navbar.scrolled .logo {
    color: var(--primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
    padding: 5px 0;
    transition: var(--transition);
}

.navbar.scrolled .nav-links a {
    color: var(--text);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-light);
    transition: var(--transition);
}

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

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

/* ========== 英雄区（全新设计） ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* 背景图片 - 使用 Unsplash 的钓鱼/自然相关图片 */
.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1516967124798-10656f7dca28?w=1920&q=80') center/cover;
    opacity: 0.4;
    animation: kenBurns 20s ease-in-out infinite alternate;
}

@keyframes kenBurns {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(1.1);
    }
}

/* 渐变遮罩 */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at center, rgba(26, 54, 93, 0.3) 0%, rgba(26, 54, 93, 0.7) 100%),
        linear-gradient(180deg, rgba(49, 130, 206, 0.4) 0%, rgba(26, 54, 93, 0.8) 100%);
}

/* 漂浮装饰元素 */
.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.float-item {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(2px);
    transition: transform 0.3s ease-out;
}

.float-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.float-2 {
    width: 200px;
    height: 200px;
    bottom: 10%;
    left: -50px;
    animation: float 10s ease-in-out infinite 1s;
}

.float-3 {
    width: 150px;
    height: 150px;
    top: 40%;
    right: 15%;
    animation: float 12s ease-in-out infinite 2s;
}

.float-4 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 20%;
    background: rgba(99, 179, 237, 0.2);
    animation: float 6s ease-in-out infinite 0.5s;
}

.float-5 {
    width: 60px;
    height: 60px;
    bottom: 30%;
    right: 25%;
    background: rgba(255, 255, 255, 0.15);
    animation: float 9s ease-in-out infinite 1.5s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

/* 粒子画布 */
#particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* 英雄区内容 */
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 24px;
    max-width: 800px;
}

.title-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 30px;
}

.title {
    font-size: clamp(4rem, 15vw, 8rem);
    font-weight: 700;
    color: white;
    letter-spacing: 20px;
    display: flex;
    justify-content: center;
    line-height: 1;
}

.char {
    display: inline-block;
    opacity: 0;
    transform: translateY(50px);
    animation: charReveal 1s ease-out forwards;
    text-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

@keyframes charReveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.title-underline {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--accent-light), transparent);
    border-radius: 2px;
    animation: underlineExpand 1.5s ease-out 0.8s forwards;
}

@keyframes underlineExpand {
    to {
        width: 100%;
    }
}

.subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
    letter-spacing: 8px;
    margin-bottom: 20px;
    min-height: 2em;
}

.typing-text {
    display: inline;
}

.cursor {
    display: inline-block;
    animation: blink 1s infinite;
    color: var(--accent-light);
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

.hero-description {
    margin-bottom: 40px;
    opacity: 0;
    animation: fadeInUp 1s ease-out 2s forwards;
}

.hero-description p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 300;
    letter-spacing: 2px;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* CTA 按钮 */
.hero-cta {
    opacity: 0;
    animation: fadeInUp 1s ease-out 2.3s forwards;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 40px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    color: white;
    text-decoration: none;
    font-weight: 500;
    letter-spacing: 2px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.cta-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.cta-btn:hover::before {
    left: 100%;
}

.cta-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-btn svg {
    width: 20px;
    height: 20px;
    transition: transform 0.3s;
}

.cta-btn:hover svg {
    transform: translate(3px, -3px);
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    opacity: 0;
    animation: fadeInUp 1s ease-out 2.6s forwards;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 13px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(12px);
    }
}

.scroll-indicator p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.75rem;
    letter-spacing: 2px;
}

/* 底部波浪 */
.wave-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 120px;
    z-index: 2;
}

.wave-bottom svg {
    width: 100%;
    height: 100%;
    animation: wave 10s ease-in-out infinite;
}

@keyframes wave {
    0%, 100% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(-2%);
    }
}

/* ========== 区块通用样式 ========== */
section {
    padding: 120px 0;
}

.section-header {
    margin-bottom: 60px;
}

.section-tag {
    font-size: 0.875rem;
    color: var(--accent);
    font-weight: 500;
    letter-spacing: 2px;
    margin-bottom: 12px;
    display: block;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    position: relative;
    display: inline-block;
}

/* 关于我 */
.about {
    background: var(--bg-alt);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 80px;
    align-items: center;
}

.about-text {
    max-width: 600px;
}

.about-text .lead {
    font-size: 1.75rem;
    font-weight: 300;
    color: var(--primary);
    margin-bottom: 30px;
    line-height: 1.5;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-light);
    font-size: 1.05rem;
}

.highlight {
    color: var(--accent);
    font-weight: 500;
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 6px;
    background: rgba(49, 130, 206, 0.15);
    z-index: -1;
}

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

.fishing-icon {
    width: 200px;
    height: 200px;
    color: var(--accent);
    opacity: 0.8;
    animation: gentleFloat 6s ease-in-out infinite;
}

@keyframes gentleFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-15px);
    }
}

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

/* 技能区 */
.skills {
    background: var(--bg);
}

.skills-placeholder {
    display: flex;
    justify-content: center;
}

.placeholder-card {
    width: 100%;
    max-width: 600px;
    height: 300px;
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    color: var(--text-light);
    transition: var(--transition);
    background: var(--card-bg);
}

.placeholder-card:hover {
    border-color: var(--accent-light);
    background: rgba(49, 130, 206, 0.02);
}

.placeholder-icon {
    font-size: 3rem;
    font-weight: 100;
    color: var(--accent);
}

.placeholder-card p {
    font-size: 1.1rem;
}

.placeholder-card span {
    font-size: 0.875rem;
    opacity: 0.6;
}

/* 联系方式 */
.contact {
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--primary);
}

.contact-info p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.contact-decoration {
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-decoration .line {
    width: 60px;
    height: 2px;
    background: var(--accent);
}

.contact-decoration .dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
}

.qr-container {
    display: flex;
    justify-content: center;
}

.qr-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.qr-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px);
}

.qr-placeholder {
    width: 200px;
    height: 200px;
    margin: 0 auto 20px;
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-alt);
}

.qr-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.qr-fallback {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    padding: 20px;
    text-align: center;
}

.qr-fallback svg {
    width: 48px;
    height: 48px;
    margin-bottom: 12px;
    opacity: 0.5;
}

.qr-fallback p {
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0;
}

.qr-label {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* 页脚 */
.footer {
    background: var(--primary);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 40px;
    text-align: center;
}

.footer p {
    margin-bottom: 10px;
}

.footer-quote {
    font-style: italic;
    opacity: 0.6;
    font-size: 0.95rem;
    margin-top: 20px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        gap: 20px;
    }
    
    .logo {
        color: white;
    }
    
    .title {
        letter-spacing: 10px;
    }
    
    .subtitle {
        font-size: 1.1rem;
        letter-spacing: 4px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-visual {
        order: -1;
    }
    
    .fishing-icon {
        width: 120px;
        height: 120px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-info {
        text-align: center;
    }
    
    .contact-decoration {
        justify-content: center;
    }
    
    section {
        padding: 80px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .float-item {
        opacity: 0.5;
    }
}

@media (max-width: 480px) {
    .qr-card {
        padding: 30px 20px;
    }
    
    .qr-placeholder {
        width: 160px;
        height: 160px;
    }
    
    .cta-btn {
        padding: 14px 30px;
        font-size: 0.9rem;
    }
}