/* ========================================
   DESIGN TOKENS (参考 design.md 规范)
   ======================================== */
:root {
    /* Colors - 主色调 */
    --color-bg: #0a0e14;
    --color-surface: #141a23;
    --color-surface-hover: #1a2230;
    --color-border: #2a3441;
    --color-border-hover: #3a4a5c;
    --color-text-primary: #e6edf3;
    --color-text-secondary: #8b949e;
    --color-text-muted: #6e7681;
    --color-accent: #3b82f6;
    --color-accent-hover: #60a5fa;
    /* Apple 风渐变 */
    --gradient-apple: linear-gradient(135deg, #0ea5e9 0%, #6366f1 35%, #a855f7 70%, #ec4899 100%);
    --gradient-apple-soft: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #c084fc 100%);
    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-gold: #f0c674;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
    --font-mono: 'JetBrains Mono', 'Consolas', monospace;
    --font-size-xs: 12px;
    --font-size-sm: 13px;
    --font-size-base: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 20px;
    --font-size-2xl: 28px;
    --font-size-3xl: 34px;

    /* Rounded */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-full: 9999px;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 40px;

    /* Elevation */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.5);
    --shadow-glow: 0 0 20px rgba(59,130,246,0.15);

    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* 统一控制元素可见性，替代内联 style="display:none" */
.hidden { display: none !important; }

/* 空结果占位 */
.empty-result { color: var(--color-text-secondary); text-align: center; padding: 20px; }

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text-primary);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-image:
        radial-gradient(ellipse 80% 50% at 50% -10%, rgba(59,130,246,0.06), transparent),
        radial-gradient(ellipse 60% 40% at 80% 100%, rgba(240,198,116,0.04), transparent);
    background-attachment: fixed;
}

a { color: var(--color-accent); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-accent-hover); }

/* 滚动条 */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-border-hover); }

/* 选中文字 */
::selection { background: rgba(59,130,246,0.3); color: var(--color-text-primary); }

/* ========================================
   导航栏 - 玻璃态毛玻璃效果
   ======================================== */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--space-lg);
    height: 60px;
    background: rgba(20, 26, 35, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 100;
    transition: border-color var(--transition-base);
}
.nav-brand {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    letter-spacing: -0.02em;
    background: var(--gradient-apple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nav-right {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}
.nav-right a {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}
.nav-right a:hover { color: var(--color-accent); }

.nav-contact {
    background: rgba(240,198,116,0.08);
    border: 1px solid rgba(240,198,116,0.2);
    color: var(--color-gold) !important;
    padding: 5px 14px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
}
.nav-contact:hover {
    background: rgba(240,198,116,0.15);
    border-color: var(--color-gold);
    box-shadow: 0 0 12px rgba(240,198,116,0.2);
}

.points-badge {
    background: rgba(34,197,94,0.12);
    color: var(--color-success);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    border: 1px solid rgba(34,197,94,0.2);
    transition: all var(--transition-base);
}
.points-badge b { color: var(--color-success); font-weight: 600; }

.user-name {
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    font-family: var(--font-mono);
}

/* 匹配模式胶囊切换 */
.match-toggle {
    display: inline-flex;
    gap: 0;
    padding: 3px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--color-border);
    border-radius: 999px;
}
.match-btn {
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    padding: 6px 18px;
    border-radius: 999px;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}
.match-btn:hover { color: var(--color-text-primary); }
.match-btn.active {
    background: var(--color-accent);
    color: #fff;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.3);
}

/* 首页导航：标题旁显示积分，欢迎语在用户 ID 左侧同行。 */
.home-nav-brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.home-nav-brand .nav-brand { white-space: nowrap; }
.home-nav-brand .points-badge { flex: none; white-space: nowrap; }
.home-user-name { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; line-height: 1.3; color: var(--color-text-primary); font-size: var(--font-size-sm); font-family: var(--font-mono); }
.home-user-name .welcome-label { margin-right: -6px; }
.home-user-name .welcome-label,
.home-user-name #user-identity { line-height: 1.3; }
.home-user-name .welcome-label { color: var(--color-accent); font-family: var(--font-sans); font-size: var(--font-size-lg); font-weight: 700; }
.home-user-name #user-identity, .home-user-name #user-display-name { display: inline; font-size: var(--font-size-lg); }
@media (max-width: 768px) {
    .navbar.home-navbar { height: auto; min-height: 54px; flex-wrap: wrap; gap: 6px 12px; padding-top: 9px; padding-bottom: 9px; }
    .home-nav-brand { flex-wrap: wrap; gap: 5px 9px; }
    .home-navbar .nav-right { flex-wrap: wrap; justify-content: flex-end; gap: 6px 10px; }
    .home-user-name { white-space: normal; overflow-wrap: anywhere; }
}

/* ========================================
   容器
   ======================================== */
.container {
    max-width: 920px;
    margin: 0 auto;
    padding: var(--space-xl) var(--space-lg);
    animation: fadeInUp 0.5s var(--transition-base);
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   通知栏 - 渐变左边框
   ======================================== */
.notice-bar {
    background: linear-gradient(90deg, rgba(245,158,11,0.08), transparent 60%);
    border: 1px solid rgba(245,158,11,0.15);
    border-left: 3px solid var(--color-warning);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-bottom: var(--space-lg);
    color: var(--color-warning);
    font-size: var(--font-size-base);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    animation: slideIn 0.4s var(--transition-base);
}
@keyframes slideIn {
    from { opacity: 0; transform: translateX(-12px); }
    to { opacity: 1; transform: translateX(0); }
}
.notice-icon { font-size: var(--font-size-lg); flex-shrink: 0; }

/* ========================================
   Hero
   ======================================== */
.hero {
    text-align: center;
    margin-bottom: var(--space-xl);
}
.hero h1 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-sm);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.2;
    background: var(--gradient-apple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.subtitle {
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
    line-height: 1.5;
}

/* ========================================
   卡片 - 玻璃态 + 微妙渐变
   ======================================== */
.query-card, .result-card, .auth-card, .import-card {
    background: linear-gradient(180deg, var(--color-surface), rgba(20,26,35,0.95));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin-bottom: var(--space-lg);
    box-shadow: var(--shadow-md);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.query-card:hover, .result-card:hover, .import-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-lg);
}
.query-card h2, .result-card h2, .auth-card h2, .import-card h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-md);
    font-weight: 700;
    letter-spacing: -0.02em;
    background: var(--gradient-apple);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   表单
   ======================================== */
.form-row { margin-bottom: var(--space-md); }
.form-row label {
    display: block;
    margin-bottom: 6px;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: 500;
}

/* 查询表单网格：宽屏双列，窄屏单列 */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}
.form-grid .form-row-full { grid-column: 1 / -1; }
.form-grid .form-row { margin-bottom: 0; }
@media (max-width: 640px) {
    .form-grid { grid-template-columns: 1fr; gap: var(--space-md); }
}
.form-row select, .form-row input, .input-sm {
    width: 100%;
    padding: 11px 14px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
    font-family: var(--font-sans);
    transition: all var(--transition-fast);
}
.form-row select:focus, .form-row input:focus, .input-sm:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}

/* select 下拉箭头 */
.form-row select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%238b949e' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* 密码输入框 */
.pwd-wrap { position: relative; }
.pwd-wrap input { padding-right: 44px !important; }
.pwd-toggle {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
    display: flex;
    align-items: center;
    z-index: 10;
    transition: opacity var(--transition-fast);
}
.pwd-toggle:hover { opacity: 0.7; }
.pwd-toggle svg {
    width: 20px;
    height: 20px;
    fill: var(--color-text-muted);
    transition: fill var(--transition-fast);
}
.pwd-toggle:hover svg { fill: var(--color-accent); }

/* ========================================
   按钮 - 流畅微交互
   ======================================== */
.btn-primary {
    background: var(--gradient-apple);
    color: #fff;
    border: none;
    padding: 11px 28px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    overflow: hidden;
}
.btn-primary::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    border-radius: 50%;
    background: rgba(255,255,255,0.2);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
}
.btn-primary:hover {
    background: var(--gradient-apple-soft);
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}
.btn-primary:active::after { width: 300px; height: 300px; }
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-sm {
    background: var(--color-surface-hover);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    padding: 6px 14px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}
.btn-sm:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: rgba(59,130,246,0.08);
}

/* ========================================
   状态消息
   ======================================== */
.status-msg {
    margin-top: 12px;
    font-size: var(--font-size-base);
    min-height: 20px;
    transition: opacity var(--transition-fast);
}
.status-msg.error { color: var(--color-danger); }
.status-msg.success { color: var(--color-success); }
.status-msg.info { color: var(--color-accent); }

/* 徽章 */
.badge {
    display: inline-block;
    background: var(--color-surface-hover);
    color: var(--color-text-secondary);
    font-size: var(--font-size-xs);
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    margin-left: var(--space-sm);
    vertical-align: middle;
}

/* ========================================
   结果列表 - 卡片式
   ======================================== */
#result-list .result-item {
    background: rgba(10,14,20,0.6);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 18px;
    margin-bottom: var(--space-sm);
    transition: all var(--transition-base);
    animation: fadeInUp 0.3s ease;
}
#result-list .result-item:hover {
    border-color: var(--color-border-hover);
    background: rgba(10,14,20,0.8);
}
#result-list .result-item .field {
    display: flex;
    margin-bottom: 4px;
}
#result-list .result-item .field-label {
    width: 100px;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}
#result-list .result-item .field-value {
    color: var(--color-text-primary);
    font-size: var(--font-size-base);
}

/* ========================================
   认证卡片
   ======================================== */
.auth-card {
    max-width: 440px;
    margin: 60px auto;
    animation: fadeInUp 0.5s var(--transition-base);
}
.auth-link {
    margin-top: var(--space-md);
    text-align: center;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
}

/* 登录提示 */
.login-prompt {
    text-align: center;
    padding: 40px;
    color: var(--color-text-secondary);
    font-size: var(--font-size-lg);
}

/* ========================================
   管理后台
   ======================================== */
.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-lg);
    animation: fadeInUp 0.4s ease;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}
.stat-card {
    background: linear-gradient(180deg, var(--color-surface), rgba(20,26,35,0.9));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    text-align: center;
    transition: all var(--transition-base);
}
.stat-card:hover {
    border-color: var(--color-border-hover);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.stat-num {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--color-accent);
    letter-spacing: -0.02em;
}
.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-top: 4px;
}

/* Tabs */
.admin-tabs {
    display: flex;
    gap: 2px;
    margin-bottom: var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}
.tab-btn {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    padding: 10px 20px;
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
    position: relative;
}
.tab-btn:hover { color: var(--color-text-primary); }
.tab-btn.active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}
.tab-content {
    display: none;
    animation: fadeInUp 0.3s ease;
}
.tab-content.active { display: block; }

/* 表格 */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}
.admin-table th {
    background: rgba(20,26,35,0.6);
    color: var(--color-text-secondary);
    padding: 11px var(--space-sm);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-size: var(--font-size-xs);
}
.admin-table td {
    padding: 10px var(--space-sm);
    border-bottom: 1px solid rgba(42,52,65,0.5);
    color: var(--color-text-primary);
}
.admin-table tr { transition: background var(--transition-fast); }
.admin-table tr:hover { background: rgba(59,130,246,0.04); }

.filter-bar {
    margin-bottom: var(--space-md);
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}
.input-sm {
    width: 160px;
    padding: 6px 10px;
}

.import-card textarea {
    width: 100%;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    padding: 12px;
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-sm);
    resize: vertical;
    transition: border-color var(--transition-fast);
}
.import-card textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}
.hint {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-sm);
}

/* 操作按钮组 */
.action-btns {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.action-btns .btn-sm {
    padding: 4px 10px;
    font-size: var(--font-size-xs);
}

/* ========================================
   响应式
   ======================================== */
@media (max-width: 1024px) {
    .stats-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .navbar { padding: 0 var(--space-md); height: 54px; }
    .nav-brand { font-size: var(--font-size-base); }
    .nav-right { gap: var(--space-sm); }
    .container { padding: var(--space-md) var(--space-sm); }
    .hero h1 { font-size: var(--font-size-2xl); }
    .admin-table { font-size: var(--font-size-xs); }
    .admin-container { padding: var(--space-sm); }
    .query-card, .result-card, .auth-card, .import-card { padding: var(--space-md); }
    .auth-card { margin: var(--space-lg) auto; }
    .tab-btn { padding: 8px 12px; }
    /* 结果列表窄屏竖排 */
    #result-list .result-item .field { flex-direction: column; }
    #result-list .result-item .field-label { width: auto; margin-bottom: 2px; }
}

/* ========================================
   手机端排版深度优化
   ======================================== */
@media (max-width: 768px) {
    /* 基础触控目标加大：iOS 官方建议最小 44px */
    .btn-primary, .btn-outline, .btn-ghost { min-height: 44px; padding: 12px 22px; }
    .form-row select, .form-row input, .input-sm { min-height: 44px; padding: 12px 14px; font-size: 16px; }
    .form-row textarea { font-size: 16px; }
    .pwd-toggle { padding: 10px; }

    /* 输入框聚焦不缩放：Safari 会对 <16px 的输入框自动放大 */
    .match-btn { min-height: 40px; padding: 8px 18px; }

    /* 导航：登录/注册/退出按钮触控目标加大 */
    .nav-right a, .nav-right button { min-height: 40px; display: inline-flex; align-items: center; }
    .points-badge { padding: 5px 12px; }

    /* 卡片内边距与圆角微调，视觉更透气 */
    .query-card, .result-card, .auth-card, .import-card { padding: 18px 16px; border-radius: var(--radius-md); }
    #result-list .result-item { padding: 14px 12px; }

    /* 结果字段：窄屏标签不再固定 100px，标签与值上下紧凑排列 */
    #result-list .result-item .field-label { width: auto; font-size: var(--font-size-xs); }
    #result-list .result-item .field-value { font-size: var(--font-size-base); word-break: break-all; overflow-wrap: anywhere; }

    /* Hero 区块上下留白收紧 */
    .hero { margin-bottom: var(--space-md); }
    .subtitle { font-size: var(--font-size-base); }

    /* 通知栏窄屏紧凑 */
    .notice-bar { padding: 10px 12px; font-size: var(--font-size-sm); }

    /* 状态消息字号 */
    .status-msg { font-size: var(--font-size-sm); }

    /* 后台表格横向滚动容器（JS 无需改动，包一层滚动） */
    .admin-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; white-space: nowrap; }
    .admin-table thead, .admin-table tbody { display: table; width: max-content; min-width: 100%; }
    .admin-tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; flex-wrap: nowrap; scrollbar-width: none; }
    .admin-tabs::-webkit-scrollbar { display: none; }
    .tab-btn { flex-shrink: 0; padding: 10px 14px; }

    /* 弹窗在手机上全宽贴合 */
    .rzgx-modal { width: calc(100vw - 32px); max-width: 420px; max-height: calc(100vh - 48px); overflow-y: auto; margin: 0 16px; }

    /* 选中文字/滚动条区域留白 */
    ::selection { background: rgba(99,102,241,0.35); }
}

@media (max-width: 400px) {
    /* 小屏进一步收紧 */
    .hero h1 { font-size: var(--font-size-xl); }
    .query-card, .result-card, .auth-card, .import-card { padding: 14px 12px; }
    .btn-primary { width: 100%; }
    .stats-grid { grid-template-columns: 1fr; }
    .home-user-name .welcome-label { font-size: var(--font-size-sm); }
    .home-user-name #user-identity, .home-user-name #user-display-name { font-size: var(--font-size-sm); }
}

/* 加载动画 */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}
.loading { animation: pulse 1.5s infinite; }

/* ========================================
   通用 Modal
   ======================================== */
.rzgx-modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s;
}
.rzgx-modal-overlay.show {
    opacity: 1;
    visibility: visible;
}
.rzgx-modal {
    background: linear-gradient(180deg, var(--color-surface), rgba(20,26,35,0.98));
    border: 1px solid var(--color-border-hover);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    max-width: 420px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transform: scale(0.9);
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.rzgx-modal-overlay.show .rzgx-modal {
    transform: scale(1);
}
.rzgx-modal-icon {
    margin-bottom: 16px;
}
.rzgx-modal-title {
    color: var(--color-text-primary);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}
.rzgx-modal-body {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 20px;
    white-space: pre-wrap;
    word-break: break-word;
}
.rzgx-modal-input-wrap {
    margin-bottom: 20px;
    position: relative;
}
.rzgx-modal-paste {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    padding: 5px 12px;
    background: rgba(59,130,246,0.12);
    border: 1px solid rgba(59,130,246,0.35);
    border-radius: var(--radius-sm);
    color: var(--color-accent);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.15s;
}
.rzgx-modal-paste:hover { background: rgba(59,130,246,0.22); }
.rzgx-modal-input { padding-right: 66px; }
.rzgx-modal-input {
    width: 100%;
    padding: 11px 14px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: 14px;
    transition: all 0.15s;
}
.rzgx-modal-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.12);
}
.rzgx-modal-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
}
.rzgx-modal-actions .btn-sm {
    min-width: 80px;
}
.rzgx-modal-actions .btn-primary {
    min-width: 80px;
}

/* 按钮 loading 状态 */
@keyframes spin {
    to { transform: rotate(360deg); }
}
.btn-loading {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    pointer-events: none;
    opacity: 0.8;
}
.btn-loading .spin-icon {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    flex-shrink: 0;
}