04-25-周六_15-46-07
This commit is contained in:
AaronXu
719
课堂代码/01-blog开发/v3/index.php
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719
课堂代码/01-blog开发/v3/index.php
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>许老师的小站 — 笔记与随笔</title>
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<style>
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/* ========== 基础重置 ========== */
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*, *::before, *::after {
|
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margin: 0;
|
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padding: 0;
|
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box-sizing: border-box;
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}
|
||||
|
||||
:root {
|
||||
--primary: #6366f1;
|
||||
--primary-dark: #4f46e5;
|
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--primary-light: #818cf8;
|
||||
--accent: #f59e0b;
|
||||
--bg-page: #f8f9fc;
|
||||
--bg-card: #ffffff;
|
||||
--bg-card-hover: #f5f7ff;
|
||||
--text-primary: #1e293b;
|
||||
--text-secondary: #64748b;
|
||||
--text-muted: #94a3b8;
|
||||
--border: #e2e8f0;
|
||||
--border-light: #f1f5f9;
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||||
--gradient-1: linear-gradient(135deg, #6366f1, #8b5cf6, #ec4899);
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||||
--gradient-2: linear-gradient(135deg, #f59e0b, #ef4444, #ec4899);
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||||
--shadow: 0 4px 24px rgba(99, 102, 241, 0.08);
|
||||
--shadow-hover: 0 12px 40px rgba(99, 102, 241, 0.14);
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--radius: 20px;
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}
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|
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html { scroll-behavior: smooth; }
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|
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body {
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||||
font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
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||||
background-color: var(--bg-page);
|
||||
color: var(--text-primary);
|
||||
min-height: 100vh;
|
||||
overflow-x: hidden;
|
||||
-webkit-font-smoothing: antialiased;
|
||||
line-height: 1.6;
|
||||
}
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||||
|
||||
::-webkit-scrollbar { width: 6px; }
|
||||
::-webkit-scrollbar-track { background: var(--bg-page); }
|
||||
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }
|
||||
|
||||
/* ========== 装饰背景 ========== */
|
||||
.bg-decoration {
|
||||
position: fixed;
|
||||
inset: 0;
|
||||
z-index: 0;
|
||||
pointer-events: none;
|
||||
overflow: hidden;
|
||||
}
|
||||
|
||||
.bg-circle {
|
||||
position: absolute;
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||||
border-radius: 50%;
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||||
filter: blur(80px);
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||||
opacity: 0.6;
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||||
}
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||||
|
||||
.bg-circle-1 {
|
||||
width: 500px; height: 500px;
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||||
background: rgba(99, 102, 241, 0.08);
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top: -150px; right: -100px;
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animation: floatBg 25s ease-in-out infinite;
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||||
}
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|
||||
.bg-circle-2 {
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width: 400px; height: 400px;
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background: rgba(236, 72, 153, 0.05);
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bottom: 10%; left: -80px;
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animation: floatBg 20s ease-in-out infinite reverse;
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}
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||||
|
||||
.bg-circle-3 {
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width: 300px; height: 300px;
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background: rgba(245, 158, 11, 0.05);
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top: 50%; right: 10%;
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animation: floatBg 18s ease-in-out infinite;
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animation-delay: -8s;
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}
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||||
|
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@keyframes floatBg {
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0%, 100% { transform: translate(0, 0) scale(1); }
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33% { transform: translate(30px, -40px) scale(1.08); }
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||||
66% { transform: translate(-20px, 30px) scale(0.96); }
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||||
}
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||||
|
||||
/* ========== 导航栏 ========== */
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.navbar {
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||||
position: fixed;
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||||
top: 0; left: 0; right: 0;
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z-index: 100;
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||||
padding: 0 48px;
|
||||
height: 72px;
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: space-between;
|
||||
background: rgba(248, 249, 252, 0.82);
|
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backdrop-filter: blur(20px) saturate(180%);
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-webkit-backdrop-filter: blur(20px) saturate(180%);
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||||
border-bottom: 1px solid var(--border);
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transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
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||||
}
|
||||
|
||||
.navbar.scrolled {
|
||||
height: 62px;
|
||||
background: rgba(248, 249, 252, 0.96);
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||||
box-shadow: 0 4px 30px rgba(0, 0, 0, 0.06);
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||||
}
|
||||
|
||||
.nav-brand {
|
||||
display: flex;
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||||
align-items: center;
|
||||
gap: 12px;
|
||||
text-decoration: none;
|
||||
color: var(--text-primary);
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||||
}
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||||
|
||||
.nav-brand-icon {
|
||||
width: 40px;
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||||
height: 40px;
|
||||
border-radius: 12px;
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||||
background: var(--gradient-1);
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||||
display: flex;
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||||
align-items: center;
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||||
justify-content: center;
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||||
font-size: 18px;
|
||||
box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
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||||
transition: transform 0.3s ease, box-shadow 0.3s ease;
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||||
}
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||||
|
||||
.nav-brand:hover .nav-brand-icon {
|
||||
transform: rotate(-8deg) scale(1.08);
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box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
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||||
}
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||||
|
||||
.nav-brand-text {
|
||||
font-size: 18px;
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||||
font-weight: 700;
|
||||
letter-spacing: -0.3px;
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||||
background: var(--gradient-1);
|
||||
-webkit-background-clip: text;
|
||||
-webkit-text-fill-color: transparent;
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||||
background-clip: text;
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||||
}
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|
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.nav-links { display: flex; align-items: center; gap: 8px; }
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||||
.nav-link {
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||||
padding: 8px 18px;
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border-radius: 10px;
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color: var(--text-secondary);
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text-decoration: none;
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||||
font-size: 14px;
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||||
font-weight: 500;
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||||
transition: all 0.3s ease;
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||||
}
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||||
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||||
.nav-link:hover { color: var(--primary); background: rgba(99, 102, 241, 0.06); }
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.nav-link.active { color: var(--primary); background: rgba(99, 102, 241, 0.1); }
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||||
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||||
.nav-link-admin {
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||||
padding: 8px 20px;
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||||
background: var(--gradient-1);
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||||
color: #fff !important;
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||||
border-radius: 10px;
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font-weight: 600;
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||||
box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
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transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
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||||
}
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||||
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||||
.nav-link-admin:hover {
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transform: translateY(-2px);
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box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
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}
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/* ========== Hero ========== */
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.hero {
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position: relative;
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z-index: 1;
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min-height: 100vh;
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||||
display: flex;
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||||
flex-direction: column;
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||||
align-items: center;
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||||
justify-content: center;
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||||
text-align: center;
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||||
padding: 120px 24px 80px;
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||||
}
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||||
|
||||
.hero-badge {
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||||
display: inline-flex;
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||||
align-items: center;
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||||
gap: 8px;
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||||
padding: 8px 20px;
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||||
background: rgba(99, 102, 241, 0.08);
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||||
border: 1px solid rgba(99, 102, 241, 0.15);
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border-radius: 50px;
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font-size: 13px;
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color: var(--primary);
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||||
font-weight: 500;
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margin-bottom: 32px;
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||||
animation: fadeInUp 0.8s ease forwards;
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||||
opacity: 0;
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||||
}
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||||
|
||||
.hero-badge-dot {
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||||
width: 6px;
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||||
height: 6px;
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||||
background: var(--primary);
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border-radius: 50%;
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||||
animation: pulse 2s ease-in-out infinite;
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}
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||||
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||||
@keyframes pulse {
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0%, 100% { opacity: 1; transform: scale(1); }
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50% { opacity: 0.4; transform: scale(1.6); }
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}
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||||
.hero-title {
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font-size: clamp(44px, 7vw, 82px);
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font-weight: 800;
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||||
line-height: 1.1;
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letter-spacing: -2px;
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margin-bottom: 24px;
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animation: fadeInUp 0.8s ease 0.15s forwards;
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||||
opacity: 0;
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}
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.hero-title-line { display: block; }
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.hero-title-gradient {
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background: var(--gradient-1);
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-webkit-background-clip: text;
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||||
-webkit-text-fill-color: transparent;
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background-clip: text;
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||||
}
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||||
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||||
.hero-subtitle {
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||||
font-size: clamp(16px, 2vw, 20px);
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color: var(--text-secondary);
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||||
max-width: 520px;
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||||
line-height: 1.8;
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||||
margin-bottom: 48px;
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animation: fadeInUp 0.8s ease 0.3s forwards;
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||||
opacity: 0;
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}
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.hero-actions {
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display: flex;
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||||
gap: 16px;
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||||
flex-wrap: wrap;
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||||
justify-content: center;
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||||
animation: fadeInUp 0.8s ease 0.45s forwards;
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||||
opacity: 0;
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||||
}
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||||
|
||||
.btn-primary {
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||||
display: inline-flex;
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||||
align-items: center;
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||||
gap: 8px;
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||||
padding: 14px 32px;
|
||||
background: var(--gradient-1);
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||||
color: #fff;
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||||
border-radius: 14px;
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||||
font-size: 15px;
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font-weight: 600;
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||||
text-decoration: none;
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||||
border: none;
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||||
cursor: pointer;
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||||
box-shadow: 0 8px 30px rgba(99, 102, 241, 0.3);
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transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
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||||
position: relative;
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||||
overflow: hidden;
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||||
}
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||||
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||||
.btn-primary::before {
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||||
content: '';
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||||
position: absolute;
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||||
inset: 0;
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||||
background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
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opacity: 0;
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||||
transition: opacity 0.3s;
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||||
}
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||||
|
||||
.btn-primary:hover {
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||||
transform: translateY(-3px) scale(1.02);
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||||
box-shadow: 0 16px 40px rgba(99, 102, 241, 0.4);
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||||
}
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||||
|
||||
.btn-primary:hover::before { opacity: 1; }
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||||
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||||
.btn-ghost {
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||||
display: inline-flex;
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||||
align-items: center;
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||||
gap: 8px;
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||||
padding: 14px 28px;
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||||
background: var(--bg-card);
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||||
color: var(--text-primary);
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||||
border: 1.5px solid var(--border);
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||||
border-radius: 14px;
|
||||
font-size: 15px;
|
||||
font-weight: 500;
|
||||
text-decoration: none;
|
||||
transition: all 0.3s ease;
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||||
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
|
||||
}
|
||||
|
||||
.btn-ghost:hover {
|
||||
border-color: var(--primary);
|
||||
color: var(--primary);
|
||||
background: rgba(99, 102, 241, 0.04);
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||||
transform: translateY(-2px);
|
||||
box-shadow: 0 6px 20px rgba(99, 102, 241, 0.1);
|
||||
}
|
||||
|
||||
.hero-scroll {
|
||||
position: absolute;
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||||
bottom: 40px;
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||||
left: 50%;
|
||||
transform: translateX(-50%);
|
||||
display: flex;
|
||||
flex-direction: column;
|
||||
align-items: center;
|
||||
gap: 8px;
|
||||
color: var(--text-muted);
|
||||
font-size: 12px;
|
||||
letter-spacing: 2px;
|
||||
text-transform: uppercase;
|
||||
animation: fadeInUp 1s ease 1s forwards, float 3s ease-in-out infinite 1.5s;
|
||||
opacity: 0;
|
||||
text-decoration: none;
|
||||
}
|
||||
|
||||
.scroll-line {
|
||||
width: 1px;
|
||||
height: 40px;
|
||||
background: linear-gradient(to bottom, var(--primary), transparent);
|
||||
animation: scrollLine 2s ease-in-out infinite;
|
||||
}
|
||||
|
||||
@keyframes scrollLine {
|
||||
0% { transform: scaleY(0); transform-origin: top; }
|
||||
50% { transform: scaleY(1); transform-origin: top; }
|
||||
51% { transform: scaleY(1); transform-origin: bottom; }
|
||||
100% { transform: scaleY(0); transform-origin: bottom; }
|
||||
}
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/* ========== 文章列表 ========== */
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||||
.articles-section {
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||||
position: relative;
|
||||
z-index: 1;
|
||||
max-width: 1100px;
|
||||
margin: 0 auto;
|
||||
padding: 40px 24px 120px;
|
||||
}
|
||||
|
||||
.section-header {
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: space-between;
|
||||
margin-bottom: 48px;
|
||||
animation: fadeInUp 0.8s ease forwards;
|
||||
opacity: 0;
|
||||
}
|
||||
|
||||
.section-title {
|
||||
font-size: 28px;
|
||||
font-weight: 700;
|
||||
letter-spacing: -0.5px;
|
||||
display: flex;
|
||||
align-items: center;
|
||||
gap: 12px;
|
||||
}
|
||||
|
||||
.section-title-icon {
|
||||
width: 36px;
|
||||
height: 36px;
|
||||
border-radius: 10px;
|
||||
background: var(--gradient-1);
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: center;
|
||||
font-size: 16px;
|
||||
box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
|
||||
}
|
||||
|
||||
.section-count {
|
||||
padding: 6px 16px;
|
||||
background: rgba(99, 102, 241, 0.08);
|
||||
border: 1px solid rgba(99, 102, 241, 0.12);
|
||||
border-radius: 50px;
|
||||
font-size: 13px;
|
||||
color: var(--primary);
|
||||
font-weight: 500;
|
||||
}
|
||||
|
||||
.articles-grid {
|
||||
display: grid;
|
||||
grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
|
||||
gap: 24px;
|
||||
}
|
||||
|
||||
.article-card {
|
||||
position: relative;
|
||||
background: var(--bg-card);
|
||||
border: 1px solid var(--border);
|
||||
border-radius: var(--radius);
|
||||
padding: 32px;
|
||||
text-decoration: none;
|
||||
color: inherit;
|
||||
display: flex;
|
||||
flex-direction: column;
|
||||
transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
|
||||
cursor: pointer;
|
||||
overflow: hidden;
|
||||
opacity: 0;
|
||||
transform: translateY(30px);
|
||||
box-shadow: 0 2px 8px rgba(0, 0, 0, 0.02);
|
||||
}
|
||||
|
||||
.article-card.visible {
|
||||
opacity: 1;
|
||||
transform: translateY(0);
|
||||
}
|
||||
|
||||
.article-card:hover {
|
||||
transform: translateY(-8px);
|
||||
border-color: rgba(99, 102, 241, 0.2);
|
||||
box-shadow: var(--shadow-hover);
|
||||
background: var(--bg-card-hover);
|
||||
}
|
||||
|
||||
.card-top {
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: space-between;
|
||||
margin-bottom: 20px;
|
||||
}
|
||||
|
||||
.card-tag {
|
||||
display: inline-flex;
|
||||
align-items: center;
|
||||
gap: 5px;
|
||||
padding: 5px 12px;
|
||||
background: rgba(99, 102, 241, 0.08);
|
||||
border-radius: 8px;
|
||||
font-size: 12px;
|
||||
color: var(--primary);
|
||||
font-weight: 500;
|
||||
}
|
||||
|
||||
.card-date { font-size: 12px; color: var(--text-muted); }
|
||||
|
||||
.card-title {
|
||||
font-size: 18px;
|
||||
font-weight: 700;
|
||||
line-height: 1.45;
|
||||
margin-bottom: 12px;
|
||||
color: var(--text-primary);
|
||||
transition: color 0.3s;
|
||||
display: -webkit-box;
|
||||
-webkit-line-clamp: 2;
|
||||
-webkit-box-orient: vertical;
|
||||
overflow: hidden;
|
||||
}
|
||||
|
||||
.article-card:hover .card-title { color: var(--primary); }
|
||||
|
||||
.card-excerpt {
|
||||
font-size: 14px;
|
||||
color: var(--text-secondary);
|
||||
line-height: 1.75;
|
||||
margin-bottom: 24px;
|
||||
flex-grow: 1;
|
||||
display: -webkit-box;
|
||||
-webkit-line-clamp: 3;
|
||||
-webkit-box-orient: vertical;
|
||||
overflow: hidden;
|
||||
}
|
||||
|
||||
.card-footer {
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: space-between;
|
||||
padding-top: 20px;
|
||||
border-top: 1px solid var(--border-light);
|
||||
}
|
||||
|
||||
.card-author { display: flex; align-items: center; gap: 10px; }
|
||||
|
||||
.card-author-avatar {
|
||||
width: 32px;
|
||||
height: 32px;
|
||||
border-radius: 50%;
|
||||
background: var(--gradient-2);
|
||||
display: flex;
|
||||
align-items: center;
|
||||
justify-content: center;
|
||||
font-size: 12px;
|
||||
font-weight: 700;
|
||||
color: #fff;
|
||||
}
|
||||
|
||||
.card-author-name { font-size: 13px; font-weight: 500; color: var(--text-secondary); }
|
||||
|
||||
.card-read-more {
|
||||
display: flex;
|
||||
align-items: center;
|
||||
gap: 6px;
|
||||
font-size: 13px;
|
||||
color: var(--primary);
|
||||
font-weight: 500;
|
||||
opacity: 0;
|
||||
transform: translateX(-10px);
|
||||
transition: all 0.3s ease;
|
||||
}
|
||||
|
||||
.article-card:hover .card-read-more {
|
||||
opacity: 1;
|
||||
transform: translateX(0);
|
||||
}
|
||||
|
||||
.empty-state {
|
||||
grid-column: 1 / -1;
|
||||
text-align: center;
|
||||
padding: 80px 20px;
|
||||
animation: fadeIn 0.6s ease;
|
||||
}
|
||||
|
||||
.empty-icon { font-size: 64px; margin-bottom: 24px; opacity: 0.25; }
|
||||
.empty-state h3 { font-size: 20px; color: var(--text-secondary); margin-bottom: 8px; }
|
||||
.empty-state p { color: var(--text-muted); font-size: 14px; }
|
||||
|
||||
/* ========== 底部 ========== */
|
||||
.footer {
|
||||
position: relative;
|
||||
z-index: 1;
|
||||
text-align: center;
|
||||
padding: 40px 24px 60px;
|
||||
border-top: 1px solid var(--border);
|
||||
}
|
||||
|
||||
.footer-text { font-size: 14px; color: var(--text-muted); }
|
||||
.footer-text span { color: var(--primary); font-weight: 600; }
|
||||
|
||||
/* ========== 动画 ========== */
|
||||
@keyframes fadeInUp {
|
||||
from { opacity: 0; transform: translateY(30px); }
|
||||
to { opacity: 1; transform: translateY(0); }
|
||||
}
|
||||
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
|
||||
@keyframes float {
|
||||
0%, 100% { transform: translateX(-50%) translateY(0); }
|
||||
50% { transform: translateX(-50%) translateY(-10px); }
|
||||
}
|
||||
|
||||
/* ========== 响应式 ========== */
|
||||
@media (max-width: 768px) {
|
||||
.navbar { padding: 0 20px; }
|
||||
.nav-links { gap: 4px; }
|
||||
.nav-link { padding: 8px 12px; font-size: 13px; }
|
||||
.nav-link-admin { padding: 8px 14px; }
|
||||
.articles-grid { grid-template-columns: 1fr; }
|
||||
.hero { padding: 100px 20px 80px; }
|
||||
.hero-actions { flex-direction: column; align-items: center; }
|
||||
.section-header { flex-direction: column; align-items: flex-start; gap: 16px; }
|
||||
}
|
||||
</style>
|
||||
</head>
|
||||
<body>
|
||||
<!-- 装饰背景 -->
|
||||
<div class="bg-decoration">
|
||||
<div class="bg-circle bg-circle-1"></div>
|
||||
<div class="bg-circle bg-circle-2"></div>
|
||||
<div class="bg-circle bg-circle-3"></div>
|
||||
</div>
|
||||
|
||||
<!-- 导航栏 -->
|
||||
<nav class="navbar" id="navbar">
|
||||
<a href="index.php" class="nav-brand">
|
||||
<div class="nav-brand-icon">✦</div>
|
||||
<span class="nav-brand-text">许老师的小站</span>
|
||||
</a>
|
||||
<div class="nav-links">
|
||||
<a href="index.php" class="nav-link active">首页</a>
|
||||
<a href="main.php" class="nav-link nav-link-admin" target="_blank">后台管理</a>
|
||||
</div>
|
||||
</nav>
|
||||
|
||||
<!-- Hero -->
|
||||
<section class="hero">
|
||||
<div class="hero-badge">
|
||||
<span class="hero-badge-dot"></span>
|
||||
<span>笔记与随笔</span>
|
||||
</div>
|
||||
<h1 class="hero-title">
|
||||
<span class="hero-title-line">记录思考，</span>
|
||||
<span class="hero-title-line hero-title-gradient">沉淀成长</span>
|
||||
</h1>
|
||||
<p class="hero-subtitle">
|
||||
在这里，每一次敲击键盘都是一次思维的碰撞，每一篇文章都是对知识的重新梳理。
|
||||
</p>
|
||||
<div class="hero-actions">
|
||||
<a href="#articles" class="btn-primary">
|
||||
<span>探索文章</span>
|
||||
<span>↓</span>
|
||||
</a>
|
||||
<a href="main.php" class="btn-ghost" target="_blank">后台管理</a>
|
||||
</div>
|
||||
<a href="#articles" class="hero-scroll">
|
||||
<span>向下滚动</span>
|
||||
<div class="scroll-line"></div>
|
||||
</a>
|
||||
</section>
|
||||
|
||||
<!-- 文章列表 -->
|
||||
<section class="articles-section" id="articles">
|
||||
<div class="section-header">
|
||||
<h2 class="section-title">
|
||||
<div class="section-title-icon">📝</div>
|
||||
全部文章
|
||||
</h2>
|
||||
<?php
|
||||
include("db.php");
|
||||
$sql = "SELECT COUNT(*) as total FROM articles";
|
||||
$countResult = mysqli_query($conn, $sql);
|
||||
$countRow = mysqli_fetch_assoc($countResult);
|
||||
?>
|
||||
<span class="section-count"><?php echo $countRow['total']; ?> 篇</span>
|
||||
</div>
|
||||
|
||||
<div class="articles-grid">
|
||||
<?php
|
||||
$sql = "SELECT * FROM articles ORDER BY id DESC";
|
||||
$result = mysqli_query($conn, $sql);
|
||||
|
||||
if (mysqli_num_rows($result) === 0) {
|
||||
echo '<div class="empty-state">
|
||||
<div class="empty-icon">🙃</div>
|
||||
<h3>暂无文章</h3>
|
||||
<p>点击右上角「后台管理」添加你的第一篇文章吧</p>
|
||||
</div>';
|
||||
}
|
||||
|
||||
while ($row = mysqli_fetch_assoc($result)) {
|
||||
$excerpt = mb_substr(strip_tags($row["content"]), 0, 80, 'utf-8');
|
||||
if (mb_strlen(strip_tags($row["content"]), 'utf-8') > 80) $excerpt .= '…';
|
||||
$authorInitial = mb_substr($row["author"], 0, 1, 'utf-8');
|
||||
?>
|
||||
<a href="article.php?id=<?php echo $row["id"]; ?>" class="article-card">
|
||||
<div class="card-top">
|
||||
<span class="card-tag">📄 笔记</span>
|
||||
<span class="card-date"><?php echo date('m/d', strtotime($row["time"])); ?></span>
|
||||
</div>
|
||||
<h3 class="card-title"><?php echo $row["title"]; ?></h3>
|
||||
<p class="card-excerpt"><?php echo $excerpt; ?></p>
|
||||
<div class="card-footer">
|
||||
<div class="card-author">
|
||||
<div class="card-author-avatar"><?php echo $authorInitial; ?></div>
|
||||
<span class="card-author-name"><?php echo $row["author"]; ?></span>
|
||||
</div>
|
||||
<span class="card-read-more">阅读全文 →</span>
|
||||
</div>
|
||||
</a>
|
||||
<?php } ?>
|
||||
</div>
|
||||
</section>
|
||||
|
||||
<!-- 底部 -->
|
||||
<footer class="footer">
|
||||
<p class="footer-text">
|
||||
© <?php echo date('Y'); ?> <span>许老师的小站</span> · 用心记录每一天
|
||||
</p>
|
||||
</footer>
|
||||
|
||||
<script>
|
||||
const navbar = document.getElementById('navbar');
|
||||
window.addEventListener('scroll', () => {
|
||||
navbar.classList.toggle('scrolled', window.scrollY > 50);
|
||||
}, { passive: true });
|
||||
|
||||
const cards = document.querySelectorAll('.article-card');
|
||||
const observer = new IntersectionObserver((entries) => {
|
||||
entries.forEach((entry, index) => {
|
||||
if (entry.isIntersecting) {
|
||||
setTimeout(() => entry.target.classList.add('visible'), index * 80);
|
||||
observer.unobserve(entry.target);
|
||||
}
|
||||
});
|
||||
}, { threshold: 0.1, rootMargin: '0px 0px -50px 0px' });
|
||||
cards.forEach(card => observer.observe(card));
|
||||
|
||||
cards.forEach(card => {
|
||||
card.addEventListener('click', function(e) {
|
||||
const ripple = document.createElement('div');
|
||||
ripple.style.cssText = 'position:absolute;border-radius:50%;background:rgba(99,102,241,0.1);transform:scale(0);animation:rippleOut 0.6s ease-out forwards;pointer-events:none;';
|
||||
const rect = this.getBoundingClientRect();
|
||||
const size = Math.max(rect.width, rect.height);
|
||||
ripple.style.width = ripple.style.height = size + 'px';
|
||||
ripple.style.left = (e.clientX - rect.left - size / 2) + 'px';
|
||||
ripple.style.top = (e.clientY - rect.top - size / 2) + 'px';
|
||||
this.appendChild(ripple);
|
||||
setTimeout(() => ripple.remove(), 600);
|
||||
});
|
||||
});
|
||||
|
||||
const s = document.createElement('style');
|
||||
s.textContent = '@keyframes rippleOut { to { transform:scale(4); opacity:0; } }';
|
||||
document.head.appendChild(s);
|
||||
</script>
|
||||
</body>
|
||||
</html>
|
||||
Reference in New Issue
Block a user