/* =========================================
   1. CYBERPUNK 核心设定 (Variables & Reset)
   ========================================= */
:root {
    /* 2077 配色方案 */
    --cyber-yellow: #fcee0a; /* 标志性电光黄 */
    --cyber-blue: #00f0ff;   /* 霓虹青 */
    --cyber-pink: #ff003c;   /* 故障红/粉 */
    --cyber-black: #050505;  /* 深黑背景 */
    --cyber-dark: #121212;   /* 卡片背景 */
    --cyber-text: #e0e0e0;
    
    /* 字体堆栈 */
    --font-title: 'Rajdhani', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
}

*, *::before, *::after { box-sizing: border-box; }
body, h1, p { margin: 0; padding: 0; }

body {
    font-family: var(--font-mono);
    background-color: var(--cyber-black);
    /* 背景网格 */
    background-image: 
        linear-gradient(transparent 95%, rgba(0, 240, 255, 0.1) 50%),
        linear-gradient(90deg, transparent 95%, rgba(0, 240, 255, 0.1) 50%);
    background-size: 30px 30px;
    color: var(--cyber-text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    position: relative;
    line-height: 1.6;
}

/* =========================================
   2. 环境特效 (Atmosphere)
   ========================================= */
.scanlines {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(
        to bottom,
        transparent 50%,
        rgba(0, 0, 0, 0.5) 51%
    );
    background-size: 100% 4px;
    z-index: 10;
    pointer-events: none;
    opacity: 0.6;
}

body::after {
    content: "";
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    box-shadow: inset 0 0 100px rgba(0,0,0,0.9);
    z-index: 9;
    pointer-events: none;
}

/* =========================================
   3. 主容器与卡片
   ========================================= */
.container {
    width: 100%;
    max-width: 480px;
    padding: 2rem 1rem;
    z-index: 20;
    position: relative;
}

.cyber-card {
    background: var(--cyber-dark);
    border: 2px solid var(--cyber-yellow);
    clip-path: polygon(
        0 0, 100% 0, 
        100% calc(100% - 20px), 
        calc(100% - 20px) 100%, 
        0 100%
    );
    padding: 3rem 2rem;
    text-align: center;
    position: relative;
    box-shadow: 0 0 15px rgba(252, 238, 10, 0.2);
}

.card-decoration-top, .card-decoration-bottom {
    position: absolute;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--cyber-yellow);
    opacity: 0.7;
    letter-spacing: 1px;
}
.card-decoration-top { top: 5px; left: 10px; }
.card-decoration-bottom { bottom: 5px; right: 25px; }

/* =========================================
   4. 头像与文字
   ========================================= */
.avatar-container {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
}

.avatar {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border: 2px solid var(--cyber-blue);
    filter: contrast(1.2) brightness(1.1) sepia(0.2);
    box-shadow: 0 0 10px var(--cyber-blue);
}

h1.cyber-glitch {
    font-family: var(--font-title);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--cyber-yellow);
    text-transform: uppercase;
    position: relative;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px var(--cyber-pink), -2px -2px var(--cyber-blue);
    animation: glitch-skew 1s infinite linear alternate-reverse;
}
h1.cyber-glitch::before, h1.cyber-glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
}
h1.cyber-glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--cyber-pink);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}
h1.cyber-glitch::after {
    left: -2px;
    text-shadow: -2px 0 var(--cyber-blue);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim2 5s infinite linear alternate-reverse;
}

.cyber-subtitle {
    color: var(--cyber-blue);
    font-size: 0.9rem;
    margin-bottom: 2rem;
    letter-spacing: 1px;
}

/* =========================================
   5. 赛博按钮
   ========================================= */
.button-stack {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    width: 100%;
}

.cyber-button {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 1rem;
    min-height: 3.5rem;
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    text-decoration: none;
    background: transparent;
    color: var(--btn-color);
    border: 2px solid var(--btn-color);
    clip-path: polygon(0 0, 95% 0, 100% 25%, 100% 100%, 5% 100%, 0 75%);
    transition: all 0.2s ease-in-out;
}

.icon {
    width: 1.4rem;
    height: 1.4rem;
    margin-right: 0.8rem;
    filter: drop-shadow(0 0 2px var(--btn-color));
}

.cyber-button:hover {
    background: var(--btn-color);
    color: var(--cyber-black);
    box-shadow: 0 0 20px var(--btn-color);
    transform: scale(1.02);
}
.cyber-button:hover .icon { filter: brightness(0); }

.button-personal-blog { --btn-color: var(--cyber-yellow); }
.button-sims4     { --btn-color: #ff9500; }
.button-afdian    { --btn-color: #8b5cf6; }
.button-xhs      { --btn-color: var(--cyber-pink); }
.button-bilibili { --btn-color: #ff75d8; } 
.button-news     { --btn-color: var(--cyber-blue); }

/* =========================================
   6. 页脚与合规信息 (Footer)
   ========================================= */
.site-footer {
    width: 100%;
    padding: 2rem 1rem 4rem; /* 底部增加留白 */
    text-align: center;
    font-size: 0.8rem;
    color: var(--cyber-text);
    z-index: 20;
}

.cyber-stats {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 1rem;
    background: rgba(0,0,0,0.6);
    border: 1px solid var(--cyber-blue);
    margin-bottom: 1.5rem;
    box-shadow: 0 0 5px rgba(0, 240, 255, 0.2);
}

.stat-num { color: var(--cyber-yellow); font-weight: bold; }
.separator { color: var(--cyber-pink); }

/* 备案和又拍云区域样式 */
.cyber-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}

.beian, .provider {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    color: #888; /* 默认灰色 */
    transition: color 0.3s;
}

.beian img, .provider img {
    height: 20px;
    width: auto;
    /* 修改点：完全移除发光和阴影 */
    /* 使用灰度和亮度调整让其在黑底上呈现为浅灰色 */
    filter: grayscale(100%) brightness(1.5) opacity(0.7);
    transition: filter 0.3s, opacity 0.3s;
}

/* 悬停时：图标恢复原色，且不透明 */
.beian:hover img, .provider a:hover img {
    filter: grayscale(0%) opacity(1);
}

/* 文字悬停颜色 */
.beian:hover, .provider a:hover {
    color: var(--cyber-yellow);
}

.provider a {
    display: inline-flex; 
    align-items: center;
}

/* =========================================
   7. 动画定义
   ========================================= */
@keyframes glitch-skew {
    0% { transform: skew(2deg); }
    10% { transform: skew(-3deg); }
    20% { transform: skew(1deg); }
    30% { transform: skew(-1deg); }
    40% { transform: skew(4deg); }
    50% { transform: skew(-2deg); }
    60% { transform: skew(3deg); }
    70% { transform: skew(-4deg); }
    80% { transform: skew(2deg); }
    90% { transform: skew(-1deg); }
    100% { transform: skew(0deg); }
}
@keyframes glitch-anim {
  0% { clip: rect(33px, 9999px, 10px, 0); }
  50% { clip: rect(85px, 9999px, 66px, 0); }
  100% { clip: rect(15px, 9999px, 92px, 0); }
}
@keyframes glitch-anim2 {
  0% { clip: rect(65px, 9999px, 100px, 0); }
  50% { clip: rect(12px, 9999px, 5px, 0); }
  100% { clip: rect(95px, 9999px, 44px, 0); }
}