/* ============================================
   NewAI 品牌设计系统 - 基础样式
   ============================================ */

/* CSS 变量定义 */
:root {
    /* 主色系 */
    --newai-primary: #40baab;
    --newai-primary-light: #5ce0d0;
    --newai-primary-dark: #2d8a7e;
    --newai-accent: #7fffef;

    /* 功能色 */
    --newai-warning: #ffaa00;
    --newai-error: #ff6b6b;
    --newai-success: #51cf66;
    --newai-info: #339af0;

    /* 背景色 */
    --newai-bg-dark: #0a0f0f;
    --newai-bg-panel: rgba(5, 20, 20, 0.9);
    --newai-bg-card: rgba(15, 30, 30, 0.8);

    /* 文字颜色 */
    --newai-text-primary: #e0f5f3;
    --newai-text-secondary: #a0c5c0;
    --newai-text-muted: #607570;

    /* 边框 */
    --newai-border: rgba(64, 186, 171, 0.3);
    --newai-border-bright: rgba(127, 255, 239, 0.6);

    /* 间距 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;

    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
}

/* 字体引入 */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&family=Share+Tech+Mono&family=Rajdhani:wght@300;400;500;600;700&display=swap');

/* 全局重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Share Tech Mono', monospace;
    font-size: 14px;
    line-height: 1.6;
    color: var(--newai-text-primary);
    background-color: var(--newai-bg-dark);
    background-image:
        /* 透视网格背景 */
        linear-gradient(rgba(64, 186, 171, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(64, 186, 171, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
    background-position: center center;
    min-height: 100vh;
    overflow-x: hidden;
}

/* 扫描线效果 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15),
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    z-index: 9999;
}

/* 标题字体 */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    color: var(--newai-primary-light);
    text-shadow:
        0 0 10px rgba(64, 186, 171, 0.5),
        0 0 20px rgba(64, 186, 171, 0.3),
        0 0 30px rgba(64, 186, 171, 0.2);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

/* 链接 */
a {
    color: var(--newai-accent);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--newai-primary-light);
    text-shadow: 0 0 8px rgba(127, 255, 239, 0.6);
}

/* 按钮基础样式 */
button, .btn {
    font-family: 'Rajdhani', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--newai-primary);
    background: rgba(64, 186, 171, 0.1);
    color: var(--newai-primary-light);
    cursor: pointer;
    position: relative;
    clip-path: polygon(
        0 0,
        calc(100% - 10px) 0,
        100% 10px,
        100% 100%,
        10px 100%,
        0 calc(100% - 10px)
    );
    transition: all 0.3s ease;
}

button:hover, .btn:hover {
    background: rgba(64, 186, 171, 0.2);
    box-shadow:
        0 0 20px rgba(64, 186, 171, 0.4),
        inset 0 0 20px rgba(64, 186, 171, 0.2);
    text-shadow: 0 0 8px rgba(127, 255, 239, 0.8);
}

/* 输入框 */
input, textarea, select {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.95rem;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--newai-border);
    background: rgba(15, 30, 30, 0.6);
    color: var(--newai-text-primary);
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--newai-primary);
    box-shadow: 0 0 10px rgba(64, 186, 171, 0.3);
    background: rgba(15, 30, 30, 0.8);
}

/* 卡片 */
.card {
    background: var(--newai-bg-card);
    border: 1px solid var(--newai-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

/* 面板 */
.panel {
    background: var(--newai-bg-panel);
    border: 2px solid var(--newai-primary);
    padding: var(--spacing-xl);
    position: relative;
    clip-path: polygon(
        0 0,
        calc(100% - 20px) 0,
        100% 20px,
        100% 100%,
        20px 100%,
        0 calc(100% - 20px)
    );
}

/* 霓虹发光文字 */
.neon-text {
    text-shadow:
        0 0 5px rgba(127, 255, 239, 0.8),
        0 0 10px rgba(127, 255, 239, 0.6),
        0 0 20px rgba(64, 186, 171, 0.5),
        0 0 40px rgba(64, 186, 171, 0.3);
}

/* Glitch 动画 */
@keyframes glitch {
    0% { transform: translate(0); }
    20% { transform: translate(-2px, 2px); }
    40% { transform: translate(-2px, -2px); }
    60% { transform: translate(2px, 2px); }
    80% { transform: translate(2px, -2px); }
    100% { transform: translate(0); }
}

.glitch {
    animation: glitch 0.3s infinite;
}

/* 实用工具类 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.flex { display: flex; }
.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}
.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.text-center { text-align: center; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }