/**
 * AI绘图平台 - 用户后台 CSS
 * 深蓝科技风主题 · 8px 间距体系
 */
:root {
    --bg: #0a0e27;
    --bg2: #0d1333;
    --card: rgba(12, 28, 56, 0.85);
    --card2: rgba(16, 34, 64, 0.9);
    --border: rgba(64, 144, 255, 0.18);
    --border2: rgba(64, 144, 255, 0.12);
    --accent: #4090ff;
    --accent2: #00d4ff;
    --accent-glow: rgba(64, 144, 255, 0.25);
    --text: #e8f4ff;
    --text2: #8fb3d9;
    --text3: #5a7da8;
    --success: #33e6b5;
    --success-bg: rgba(51, 230, 181, 0.08);
    --warning: #ffcc00;
    --warning-bg: rgba(255, 204, 0, 0.08);
    --danger: #ff4d6d;
    --danger-bg: rgba(255, 77, 109, 0.08);
    --radius: 10px;
    --radius-sm: 6px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    background-image:
        radial-gradient(ellipse 80% 60% at 50% -20%, rgba(64, 144, 255, 0.12), transparent),
        radial-gradient(ellipse 60% 50% at 80% 50%, rgba(0, 212, 255, 0.06), transparent),
        radial-gradient(ellipse 60% 50% at 20% 80%, rgba(139, 92, 246, 0.04), transparent);
    color: var(--text);
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.6;
}

a { color: var(--accent2); text-decoration: none; cursor: pointer; }
a:hover { color: var(--accent); }
h1, h2, h3 { color: var(--text); font-weight: 700; }
h2 { margin-bottom: 16px; font-size: 1.2rem; }
input, select, textarea { color: var(--text); outline: none; font-size: 14px; font-family: inherit; }

/* ===== Header ===== */
.header {
    position: sticky; top: 0; z-index: 100;
    display: flex; align-items: center; gap: 16px;
    padding: 0 20px; height: 56px;
    background: rgba(10, 16, 38, 0.92);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
}
.logo { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 700; color: var(--text); }
.logo-icon { width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.logo-icon img { width: 100%; height: 100%; object-fit: contain; }
.header-right { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.header-user-area { display: flex; align-items: center; gap: 12px; }

/* ===== Navigation ===== */
.nav-desktop { display: flex; gap: 4px; }
.nav-btn {
    padding: 6px 12px; border-radius: var(--radius-sm); font-size: 13px;
    color: var(--text2); background: none; border: none;
    cursor: pointer; transition: all 0.2s;
}
.nav-btn:hover { color: var(--text); background: rgba(64, 144, 255, 0.08); }
.nav-btn.active { color: var(--accent2); background: rgba(0, 212, 255, 0.1); font-weight: 600; }
.nav-btn.accent { color: var(--accent2); border: 1px solid rgba(0, 212, 255, 0.25); }

/* ===== User Menu ===== */
.user-menu { position: relative; }
.avatar-btn {
    width: 34px; height: 34px; border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    color: #fff; font-size: 13px; font-weight: 700;
    border: none; cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: box-shadow 0.2s;
}
.avatar-btn .robot-icon { width: 58%; height: 58%; }
.avatar-btn:hover { box-shadow: 0 0 12px rgba(64, 144, 255, 0.4); }
.power-badge {
    background: rgba(0, 212, 255, 0.12); color: var(--accent2);
    font-size: 12px; font-weight: 600; padding: 4px 10px;
    border-radius: 20px; border: 1px solid rgba(0, 212, 255, 0.25);
    white-space: nowrap;
}

.dropdown {
    display: none; position: absolute; right: 0; top: 42px;
    background: var(--card2); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 8px 0; min-width: 160px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4); z-index: 200;
}
.dropdown.show { display: block; }
.dropdown a, .dropdown button {
    display: block; width: 100%; padding: 8px 16px; text-align: left;
    font-size: 13px; color: var(--text2); background: none; border: none;
    cursor: pointer; transition: all 0.15s;
}
.dropdown a:hover, .dropdown button:hover { background: rgba(64, 144, 255, 0.1); color: var(--text); }

/* ===== Mobile ===== */
.mobile-hamburger { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.mobile-hamburger span {
    display: block; width: 20px; height: 2px; background: var(--text);
    margin: 4px 0; border-radius: 2px; transition: all 0.25s;
}
.mobile-hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); }
.mobile-hamburger.open span:nth-child(2) { opacity: 0; }
.mobile-hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); }
.mobile-drawer-overlay {
    display: none; position: fixed; inset: 0; z-index: 149;
    background: rgba(0, 0, 0, 0.5); backdrop-filter: blur(2px);
}
.mobile-drawer-overlay.show { display: block; }
.mobile-drawer {
    display: none; position: fixed; top: 0; right: 0; bottom: 0; z-index: 150;
    width: 280px; background: var(--card2); border-left: 1px solid var(--border);
    padding: 20px; transform: translateX(100%); transition: transform 0.25s;
}
.mobile-drawer.show { display: block; transform: translateX(0); }
.mobile-drawer-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.mobile-drawer-close { background: none; border: none; color: var(--text2); font-size: 22px; cursor: pointer; }
.mobile-drawer-info { display: flex; align-items: center; gap: 10px; }
.mobile-drawer-power { font-size: 12px; color: var(--text2); }
.mobile-drawer-avatar {
    width: 36px; height: 36px; border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 14px; flex-shrink: 0;
}
.mobile-drawer-avatar .robot-icon { width: 58%; height: 58%; }
.mobile-drawer-link {
    display: block; padding: 10px 0; border-bottom: 1px solid var(--border2);
    color: var(--text2); font-size: 14px; cursor: pointer;
}
.mobile-drawer-link:hover { color: var(--text); }
.mobile-drawer-link.active { color: var(--accent2); font-weight: 600; }
.mobile-drawer-link.accent { color: var(--accent2); font-weight: 600; }

@media (max-width: 768px) {
    .nav-desktop { display: none; }
    .header-right .power-badge, .header-right .user-menu { display: none; }
    .mobile-hamburger { display: block; }
    .header { padding: 0 12px; }
    .gen-layout { grid-template-columns: 1fr !important; }
    .recent-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .profile-stats { grid-template-columns: repeat(2, 1fr) !important; }
    .profile-nav-cards { grid-template-columns: repeat(2, 1fr) !important; gap: 8px; }
    .profile-nav-card { padding: 14px 8px; gap: 6px; }
    .profile-nav-card-icon { font-size: 24px; width: 44px; height: 44px; border-radius: 12px; }
    .profile-nav-card-title { font-size: 12px; }
    .profile-nav-card-desc { font-size: 10px; }
    .invite-stats { grid-template-columns: 1fr !important; }
    .container { padding: 12px; }
    .landing-hero { padding: 40px 12px 24px; }
    .landing-title { font-size: 26px; }
    .auth-card { padding: 24px; }
    .pkg-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
    .pkg-power { font-size: 28px; }
    .result-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
    /* 图生图移动端布局 */
    .gen-mode-switch { margin-bottom: 12px; gap: 6px; }
    .gen-mode-btn { padding: 8px 4px; font-size: 13px; gap: 4px; }
    .gen-mode-icon { font-size: 14px; }
    .gen-ref-row { flex-direction: column !important; gap: 6px !important; }
    .gen-ref-row .form-input { flex: none; width: 100%; margin-bottom: 0 !important; box-sizing: border-box; }
    .gen-ref-divider { display: none; }
    .gen-upload-btn { width: 100%; text-align: center; padding: 10px 14px; font-size: 13px; }
    .gen-options-row { grid-template-columns: 1fr !important; gap: 10px !important; }
    .gen-chip-grid { grid-template-columns: repeat(2, 1fr); gap: 4px; }
    .gen-chip { padding: 7px 4px; font-size: 11px; border-radius: 6px; text-overflow: ellipsis; overflow: hidden; white-space: nowrap; }
    .gen-action-bar { flex-direction: column !important; gap: 10px !important; align-items: stretch !important; }
    .gen-submit-btn { width: 100%; text-align: center; }
    .gen-cost-info { justify-content: center; }
    .gen-textarea-input { min-height: 100px; box-sizing: border-box; }
    .gen-prompt-area, .gen-ref-area, .gen-options-row { margin-bottom: 10px; }
    .gen-model-row { margin-bottom: 10px; }
    .gen-action-bar { padding-top: 10px; }
    .card { padding: 14px; overflow-x: hidden; }
    .gen-model-chip { padding: 8px 10px; font-size: 12px; }
    .gen-model-cost { font-size: 10px; }
    .gen-option-group .gen-label { font-size: 12px; }
    /* 预览图不超出屏幕 */
    .image-ref-preview { max-width: 100%; }
    .image-ref-preview img { max-width: 100%; height: auto; }
    /* 表单输入框适应屏幕 */
    .form-input { box-sizing: border-box; max-width: 100%; }
    .gen-model-list { width: 100%; }
}

/* ===== Container & Pages ===== */
.container { flex: 1; max-width: 1100px; margin: 0 auto; padding: 24px 20px; }
.page { display: none; }
.page.active { display: block; }

/* ===== Auth ===== */
.auth-page {
    display: flex; align-items: center; justify-content: center;
    min-height: calc(100vh - 120px); padding: 20px;
}
.auth-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: 16px; padding: 32px; width: 100%; max-width: 400px;
    box-shadow: 0 0 60px rgba(64, 144, 255, 0.08), 0 24px 48px rgba(0, 0, 0, 0.4);
}
.auth-card h2 { text-align: center; margin-bottom: 4px; }
.auth-card .subtitle { text-align: center; color: var(--text3); font-size: 13px; margin-bottom: 20px; }

/* ===== 首页顶部快捷导航（红圈位置） ===== */
.home-quick-nav {
    display: flex; justify-content: center;
    padding: 24px 20px 0;
}
.home-quick-nav .quick-nav-bar {
    width: 100%; max-width: 640px;
    margin-bottom: 0;
}

/* ===== Landing / Home ===== */
.landing-hero { text-align: center; padding: 36px 20px 32px; }
.landing-hero-content { max-width: 640px; margin: 0 auto; }
.landing-title {
    font-size: 36px; font-weight: 800; margin-bottom: 12px;
    background: linear-gradient(135deg, var(--text), var(--accent2));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.landing-desc { color: var(--text2); font-size: 15px; margin-bottom: 20px; line-height: 1.7; }
.landing-feature-tags { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.landing-tag {
    padding: 6px 16px; border-radius: 20px; font-size: 12px; font-weight: 600;
    background: rgba(64, 144, 255, 0.1); color: var(--accent2);
    border: 1px solid rgba(0, 212, 255, 0.18);
}
.landing-logged-in { max-width: 600px; margin: 0 auto; padding: 0 20px 40px; }
.landing-actions { display: flex; gap: 10px; justify-content: center; margin-top: 20px; }
.landing-auth { max-width: 440px; margin: 0 auto; padding: 0 20px 56px; }
.landing-auth-tabs {
    display: flex; gap: 2px; margin-bottom: 16px;
    background: var(--card2); border-radius: var(--radius); padding: 4px;
}
.landing-auth-tab {
    flex: 1; padding: 8px; text-align: center; border-radius: var(--radius-sm);
    font-size: 13px; font-weight: 500; color: var(--text2);
    background: none; border: none; cursor: pointer; transition: all 0.2s;
}
.landing-auth-tab:hover { color: var(--text); }
.landing-auth-tab.active { background: var(--accent); color: #fff; }
.landing-auth-panel { padding: 0; text-align: center; }
.landing-auth-panel .form-group { text-align: left; }
.landing-auth-panel .btn-primary,
.auth-card .btn-primary {
    display: block;
    margin: 0 auto;
    min-width: 120px;
}

/* ===== Generate Page ===== */
.gen-layout { display: grid; grid-template-columns: 380px 1fr; gap: 20px; align-items: start; }
.gen-left { display: flex; flex-direction: column; gap: 12px; }

/* 生成表单卡片 */
.gen-form-card { padding: 20px; }

/* 模式切换（文生图 / 图生图） */
.gen-mode-switch {
    display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 18px;
    background: var(--card2); border-radius: var(--radius); padding: 4px;
}
.gen-mode-btn {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    padding: 10px 12px; border-radius: var(--radius-sm); border: none;
    background: transparent; color: var(--text2); font-size: 14px; font-weight: 600;
    cursor: pointer; transition: all 0.2s;
}
.gen-mode-btn:hover { color: var(--text); }
.gen-mode-btn.active {
    background: linear-gradient(135deg, var(--accent), #6366f1);
    color: #fff; box-shadow: 0 2px 12px rgba(64,144,255,0.3);
}
.gen-mode-icon { font-size: 16px; }

/* 标签 */
.gen-label {
    font-size: 13px; font-weight: 600; color: var(--text2);
    display: block; margin-bottom: 6px;
}
.gen-label-hint { font-weight: 400; color: var(--text3); font-size: 11px; }

/* 模型选择行 */
.gen-model-row { margin-bottom: 16px; }
.gen-model-list { display: flex; flex-direction: column; gap: 6px; }
.gen-model-chip {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 14px; border-radius: var(--radius-sm);
    background: var(--card2); border: 1.5px solid var(--border2);
    cursor: pointer; transition: all 0.2s; text-align: left; width: 100%;
    color: var(--text2); font-size: 13px;
}
.gen-model-chip:hover { border-color: var(--accent); color: var(--text); }
.gen-model-chip.active {
    border-color: var(--accent); background: rgba(64,144,255,0.08);
    color: var(--accent2);
}
.gen-model-name { font-weight: 600; }
.gen-model-cost { font-size: 11px; color: var(--text3); background: var(--bg2); padding: 2px 8px; border-radius: 10px; }
.gen-model-chip.active .gen-model-cost { color: var(--accent2); background: rgba(0,212,255,0.1); }

/* 提示词输入 */
.gen-prompt-area { margin-bottom: 14px; }
.gen-textarea-input {
    width: 100%; min-height: 120px; padding: 12px 14px;
    background: var(--card2); color: var(--text);
    border: 1.5px solid var(--border2); border-radius: var(--radius-sm);
    font-size: 14px; line-height: 1.6; resize: vertical;
    font-family: inherit; outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.gen-textarea-input:focus {
    border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow);
}
.gen-textarea-input::placeholder { color: var(--text3); }

/* 参考图区域 */
.gen-ref-area { margin-bottom: 14px; }
.gen-ref-row {
    display: flex; align-items: center; gap: 8px; margin-bottom: 8px;
}
.gen-ref-row .form-input { flex: 1; margin-bottom: 0; }
.gen-ref-divider { font-size: 12px; color: var(--text3); flex-shrink: 0; }
.gen-upload-btn {
    position: relative;
    padding: 7px 14px; border-radius: var(--radius-sm); flex-shrink: 0;
    background: var(--card2); border: 1px solid var(--border);
    color: var(--text2); font-size: 12px; cursor: pointer;
    transition: all 0.2s; white-space: nowrap;
}
/* 移动端兼容隐藏：display:none 在 iOS Safari 无法触发 file input 的 change 事件 */
.gen-file-input {
    position: absolute; inset: 0; opacity: 0; cursor: pointer;
}
.gen-upload-btn:hover { border-color: var(--accent); color: var(--accent); }
.gen-ref-notice { font-size: 11px; color: var(--text3); }

/* 尺寸 & 数量并排 */
.gen-options-row {
    display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 16px;
}
.gen-option-group { min-width: 0; }
.gen-chip-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
}
.gen-chip {
    padding: 6px 6px; border-radius: 8px; font-size: 12px; font-weight: 500;
    color: var(--text2); background: var(--card2); border: 1px solid var(--border2);
    cursor: pointer; transition: all 0.15s; text-align: center;
}
.gen-chip:hover { border-color: var(--accent); color: var(--text); }
.gen-chip.active {
    background: rgba(64,144,255,0.15); border-color: var(--accent);
    color: var(--accent2); font-weight: 600;
}

/* 操作栏 */
.gen-action-bar {
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding-top: 14px; border-top: 1px solid var(--border2); flex-wrap: wrap;
}
.gen-cost-info {
    display: flex; align-items: center; gap: 6px; font-size: 12px; flex-wrap: wrap;
}
.gen-cost-label { color: var(--text3); }
.gen-cost-value { color: var(--warning); font-weight: 700; font-size: 14px; }
.gen-cost-sep { color: var(--border); }
.gen-cost-balance { color: var(--accent2); font-weight: 600; }
.gen-submit-btn {
    padding: 10px 28px; border-radius: var(--radius);
    background: linear-gradient(135deg, var(--accent), #6366f1);
    color: #fff; font-size: 15px; font-weight: 700;
    border: none; cursor: pointer; transition: all 0.2s; white-space: nowrap;
    display: flex; align-items: center; gap: 8px;
}
.gen-submit-btn:hover:not(:disabled) {
    box-shadow: 0 4px 20px rgba(64,144,255,0.4); transform: translateY(-1px);
}
.gen-submit-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* 提交成功卡片 */
.gen-submitted-card {
    background: var(--success-bg); border: 1px solid var(--success);
    border-radius: var(--radius); padding: 24px; text-align: center;
}
.gen-submitted-icon { font-size: 28px; margin-bottom: 6px; }
.gen-submitted-title { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.gen-submitted-desc { font-size: 13px; color: var(--text2); margin-bottom: 14px; }

/* ===== 右侧：最近生成记录 ===== */
.gen-right { display: flex; flex-direction: column; }
.recent-header {
    display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-shrink: 0;
}
.recent-title { font-size: 16px; font-weight: 700; }
.recent-count { font-size: 12px; color: var(--text3); }

/* 网格卡片布局 - 固定4列，最多12条 */
.recent-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    align-content: start;
}
.recent-card {
    position: relative;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.2s;
}
.recent-card:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 20px rgba(64,144,255,0.15);
    transform: translateY(-2px);
}

/* 图片区域 */
.recent-card-img {
    width: 100%; aspect-ratio: 1 / 1;
    overflow: hidden; background: var(--bg2);
    position: relative;
}
.recent-card-img img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.3s;
}
.recent-card:hover .recent-card-img img { transform: scale(1.05); }
.recent-card-placeholder {
    width: 100%; height: 100%; display: flex; flex-direction: column;
    align-items: center; justify-content: center;
}
.recent-card-placeholder.loading {
    background: linear-gradient(135deg, rgba(64,144,255,0.08), rgba(0,212,255,0.05));
}
.recent-card-placeholder.failed {
    background: rgba(255,77,109,0.06); color: var(--danger);
}
/* 悬浮遮罩 */
.recent-card-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.65) 0%, transparent 60%);
    opacity: 0; transition: opacity 0.2s;
    display: flex; align-items: flex-end; padding: 8px;
}
.recent-card:hover .recent-card-overlay { opacity: 1; }
.recent-card-status {
    font-size: 11px; padding: 3px 10px; border-radius: 20px;
    font-weight: 700; color: #fff;
}
.recent-card-status.status-1 { background: var(--success); }
.recent-card-status.status-0 { background: var(--warning); color: #000; }
.recent-card-status.status--1 { background: var(--danger); }

/* 卡片底部信息 */
.recent-card-body { padding: 10px; }
.recent-card-prompt {
    font-size: 12px; color: var(--text); white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis; margin-bottom: 6px;
    font-weight: 500;
}
.recent-card-meta {
    display: flex; gap: 6px; flex-wrap: wrap; font-size: 11px;
    color: var(--text3); margin-bottom: 4px; align-items: center;
}
.recent-card-model { font-weight: 600; color: var(--text2); }
.recent-card-size { color: var(--text3); }
.recent-card-power { color: var(--accent2); font-weight: 600; }
.recent-card-time { font-size: 10px; color: var(--text3); }

/* 删除按钮 */
.recent-card-del {
    position: absolute; top: 6px; right: 6px; z-index: 2;
    width: 26px; height: 26px; border-radius: 50%;
    background: rgba(0,0,0,0.7); color: #fff; border: none;
    font-size: 14px; cursor: pointer; display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity 0.2s;
}
.recent-card:hover .recent-card-del { opacity: 1; }
.recent-card-del:hover { background: var(--danger); }

/* 空状态 */
.recent-empty {
    text-align: center; padding: 80px 20px; color: var(--text2);
}
.recent-empty-icon { font-size: 56px; margin-bottom: 16px; opacity: 0.3; }
.recent-empty-title { font-size: 15px; font-weight: 600; margin-bottom: 6px; }
.recent-empty-desc { font-size: 13px; color: var(--text3); }

/* 保留：图片预览（复用） */
.power-estimate { font-size: 12px; color: var(--warning); margin-bottom: 12px; }
.image-ref-row { display: flex; align-items: center; gap: 8px; }
.image-ref-or { font-size: 12px; color: var(--text3); }
.upload-btn-label { cursor: pointer; }
.image-ref-preview {
    position: relative; display: inline-block; margin-top: 8px; border-radius: var(--radius-sm); overflow: hidden;
}
.image-ref-preview img { max-width: 200px; max-height: 120px; display: block; }
.preview-remove {
    position: absolute; top: 4px; right: 4px; width: 22px; height: 22px;
    border-radius: 50%; background: rgba(0,0,0,0.7); color: #fff;
    border: none; cursor: pointer; font-size: 12px; display: flex; align-items: center; justify-content: center;
}
.image-ref-notice { font-size: 11px; color: var(--text3); margin-top: 6px; }

/* ===== Recharge / Packages ===== */
.pkg-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.pkg-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px; text-align: center;
    cursor: pointer; transition: all 0.2s; position: relative;
}
.pkg-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3); }
.pkg-card.featured { border-color: var(--accent2); box-shadow: 0 0 20px rgba(0, 212, 255, 0.15); }
.pkg-badge {
    position: absolute; top: -10px; right: 16px;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff; font-size: 11px; font-weight: 700; padding: 4px 12px; border-radius: 20px;
}
.pkg-name { font-size: 15px; font-weight: 700; margin-bottom: 8px; }
.pkg-power { font-size: 32px; font-weight: 800; color: var(--accent2); line-height: 1.2; }
.pkg-bonus { font-size: 12px; color: var(--success); margin-top: 4px; }
.pkg-price { font-size: 24px; font-weight: 800; color: var(--text); margin-top: 12px; }
.pkg-price span { font-size: 14px; }
.pkg-desc { font-size: 12px; color: var(--text3); margin-top: 8px; }

/* ===== Profile ===== */
.profile-header {
    display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
    padding: 20px; border: 1px solid var(--border); border-radius: var(--radius);
    background: var(--card); margin-bottom: 16px;
}
.profile-avatar {
    width: 56px; height: 56px; border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), #6366f1);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    font-size: 22px; font-weight: 700; color: #fff;
}
.profile-avatar .robot-icon { width: 55%; height: 55%; }
.profile-info { flex: 1; min-width: 0; }
.profile-info h2 { margin-bottom: 2px; font-size: 1.1rem; }
.profile-info .meta-row { color: var(--text2); font-size: 12px; }

.profile-stats {
    display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px;
    margin-bottom: 16px;
}
.stat-item {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 14px 12px; text-align: center;
    transition: transform 0.15s;
}
.stat-item:hover { transform: translateY(-2px); }
.stat-value { font-size: 22px; font-weight: 800; color: var(--accent2); }
.stat-label { font-size: 12px; color: var(--text2); margin-top: 4px; }

/* ===== 功能选择卡片 ===== */
.profile-nav-cards {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px;
    margin-bottom: 16px;
}
.profile-nav-card {
    position: relative;
    display: flex; flex-direction: column; align-items: center; gap: 8px;
    padding: 24px 16px 20px; border-radius: var(--radius);
    background: linear-gradient(180deg, rgba(12,28,56,0.95) 0%, rgba(16,34,64,0.95) 100%);
    border: 1px solid var(--border);
    cursor: pointer; transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
    text-align: center; color: var(--text);
    overflow: hidden;
}
/* 顶部渐变条 */
.profile-nav-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent2));
    opacity: 0; transition: opacity 0.3s;
}
.profile-nav-card:hover::before { opacity: 1; }
.profile-nav-card:hover {
    border-color: rgba(64,144,255,0.5);
    box-shadow: 0 8px 32px rgba(64,144,255,0.12), 0 2px 8px rgba(0,0,0,0.3);
    transform: translateY(-3px);
    background: linear-gradient(180deg, rgba(16,38,66,0.95) 0%, rgba(20,42,76,0.95) 100%);
}
.profile-nav-card:active { transform: translateY(-1px); }
.profile-nav-card.active {
    border-color: var(--accent);
    background: linear-gradient(180deg, rgba(64,144,255,0.1) 0%, rgba(99,102,241,0.06) 100%);
    box-shadow: 0 0 20px rgba(64,144,255,0.18), 0 4px 16px rgba(0,0,0,0.25);
}
.profile-nav-card.active::before {
    opacity: 1;
    background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent));
    animation: navCardBarShine 3s ease-in-out infinite;
}
@keyframes navCardBarShine {
    0%, 100% { opacity: 0.8; }
    50% { opacity: 1; }
}
.profile-nav-card-icon {
    font-size: 32px; line-height: 1;
    width: 56px; height: 56px;
    display: flex; align-items: center; justify-content: center;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(64,144,255,0.1), rgba(0,212,255,0.06));
    border: 1px solid rgba(64,144,255,0.15);
    transition: all 0.3s;
}
.profile-nav-card:hover .profile-nav-card-icon {
    background: linear-gradient(135deg, rgba(64,144,255,0.18), rgba(0,212,255,0.1));
    border-color: rgba(64,144,255,0.3);
    transform: scale(1.06);
}
.profile-nav-card.active .profile-nav-card-icon {
    background: linear-gradient(135deg, rgba(64,144,255,0.2), rgba(99,102,241,0.12));
    border-color: rgba(64,144,255,0.4);
    box-shadow: 0 0 20px rgba(64,144,255,0.2);
}
.profile-nav-card-title { font-size: 14px; font-weight: 700; color: var(--text); letter-spacing: 0.3px; }
.profile-nav-card.active .profile-nav-card-title { color: var(--accent2); }
.profile-nav-card-desc { font-size: 11px; color: var(--text3); transition: color 0.3s; }
.profile-nav-card:hover .profile-nav-card-desc { color: var(--text2); }
.profile-nav-card.active .profile-nav-card-desc { color: var(--accent2); opacity: 0.8; }

/* ===== 算力消耗明细面板 ===== */
.consumption-panel {
    margin-bottom: 20px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
/* 标题栏 */
.consumption-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 8px 12px;
    background: linear-gradient(135deg, rgba(245,158,11,0.08) 0%, rgba(249,115,22,0.04) 100%);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap; gap: 6px;
}
.consumption-header-left { display: flex; align-items: center; gap: 6px; }
.consumption-header-icon { font-size: 16px; }
.consumption-header-title { font-size: 14px; font-weight: 700; color: var(--text1); }
.consumption-header-right { display: flex; align-items: center; gap: 10px; }
.consumption-month-select {
    background: var(--bg2); color: var(--text1); border: 1px solid var(--border);
    border-radius: 6px; padding: 5px 28px 5px 10px; font-size: 12px;
    cursor: pointer; outline: none; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23999'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 8px center;
}
.consumption-month-select:focus { border-color: var(--accent); }
/* ===== 日历视图 ===== */
.consumption-calendar { padding: 4px 6px; }
.c-cal-head {
    display: grid; grid-template-columns: repeat(7, 1fr);
    text-align: center; margin-bottom: 1px;
}
.c-cal-hcell {
    padding: 2px 0; font-size: 10px; color: var(--text2); font-weight: 500;
}
.c-cal-weekend { color: #f87171; }
.c-cal-grid {
    display: grid; grid-template-columns: repeat(7, 1fr);
    border: 1px solid var(--border); border-radius: 6px;
    overflow: hidden;
}
.c-cal-cell {
    aspect-ratio: 3 / 1;
    min-height: 28px;
    padding: 1px 2px;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 0.5mm;
    border-right: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--card);
    cursor: default; transition: background .15s;
    position: relative;
}
.c-cal-cell:nth-child(7n) { border-right: none; }
.c-cal-cell.c-cal-empty {
    background: var(--bg); cursor: default;
}
.c-cal-cell.c-cal-no-data {
    opacity: 0.4;
}
.c-cal-cell.c-cal-today {
    box-shadow: inset 0 0 0 1.5px var(--accent);
    border-radius: 2px;
}
.c-cal-day-num {
    font-size: 14px; font-weight: 600; color: var(--text);
    line-height: 1;
}
.c-cal-today .c-cal-day-num {
    color: var(--accent);
}
.c-cal-power {
    font-size: 11px; font-weight: 600; color: var(--accent);
    line-height: 1; white-space: nowrap;
}
.c-cal-power-placeholder {
    font-size: 11px; color: transparent;
}
/* 空状态 */
.consumption-empty {
    text-align: center; padding: 32px 20px;
    color: var(--text2); font-size: 13px;
    display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.consumption-empty-icon { font-size: 28px; opacity: 0.5; }

/* 响应式-消费明细 */
@media (max-width: 640px) {
    .consumption-header { padding: 6px 10px; }
    .consumption-header-right { width: 100%; justify-content: space-between; }
    .consumption-calendar { padding: 3px 5px; }
    .c-cal-cell { min-height: 26px; }
    .c-cal-day-num { font-size: 13px; }
    .c-cal-power { font-size: 10px; }
    .c-cal-hcell { padding: 1px 0; font-size: 9px; }
}

/* ===== 算力流水明细面板 ===== */
.power-tx-panel {
    margin-bottom: 20px;
}
.power-tx-summary {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
    margin-bottom: 16px;
}
.pts-item {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 16px 12px; text-align: center;
}
.pts-item.gain { border-left: 3px solid #10b981; }
.pts-item.spend { border-left: 3px solid #ef4444; }
.pts-item.net { border-left: 3px solid var(--accent); }
.pts-val { font-size: 22px; font-weight: 800; font-variant-numeric: tabular-nums; }
.pts-item.gain .pts-val { color: #10b981; }
.pts-item.spend .pts-val { color: #ef4444; }
.pts-item.net .pts-val { color: var(--accent); }
.pts-item.net.positive .pts-val { color: #10b981; }
.pts-item.net.negative .pts-val { color: #ef4444; }
.pts-label { font-size: 11px; color: var(--text2); margin-top: 4px; }

/* 分类汇总标签 */
.power-tx-types {
    display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px;
}
.ptt-tag {
    display: inline-flex; align-items: center; gap: 5px;
    background: var(--bg1); border: 1px solid var(--border);
    border-radius: 8px; padding: 6px 12px; font-size: 12px;
    transition: border-color 0.2s;
}
.ptt-tag:hover { border-color: var(--accent); }
.ptt-tag-icon { font-size: 14px; }
.ptt-tag-name { color: var(--text1); font-weight: 600; }
.ptt-tag-val { font-weight: 700; margin-left: 2px; }
.ptt-tag-cnt { color: var(--text2); font-size: 11px; }
.positive { color: #10b981; }
.negative { color: #ef4444; }

/* 类型筛选 */
.power-tx-filter {
    display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px;
}
.ptf-btn {
    background: var(--bg1); color: var(--text2); border: 1px solid var(--border);
    border-radius: 16px; padding: 4px 14px; font-size: 12px;
    cursor: pointer; transition: all 0.2s;
}
.ptf-btn:hover { border-color: var(--accent); color: var(--accent); }
.ptf-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* 流水列表 */
.power-tx-list {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden;
}
.ptl-hd {
    display: grid;
    grid-template-columns: 120px 90px 80px 70px 1fr;
    padding: 10px 16px; font-size: 11px; color: var(--text2);
    background: var(--bg1); border-bottom: 1px solid var(--border);
    font-weight: 600;
}
.ptl-row {
    display: grid;
    grid-template-columns: 120px 90px 80px 70px 1fr;
    padding: 10px 16px; font-size: 12px;
    border-bottom: 1px solid var(--bg2);
    align-items: center;
}
.ptl-row:last-child { border-bottom: none; }
.ptl-row:hover { background: rgba(245,158,11,0.03); }
.ptl-time { color: var(--text2); font-family: monospace; font-size: 11px; white-space: pre-line; }
.ptl-type { font-weight: 600; color: var(--text1); }
.ptl-amount { font-weight: 700; font-variant-numeric: tabular-nums; }
.ptl-balance { color: var(--text2); font-variant-numeric: tabular-nums; }
.ptl-desc { color: var(--text2); font-size: 11px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.power-tx-pagination {
    display: flex; align-items: center; justify-content: center; gap: 16px; padding: 16px 0;
}
.ptp-btn {
    padding: 7px 18px; border-radius: 6px; border: 1px solid var(--border);
    background: var(--card); color: var(--text);
    cursor: pointer; font-size: 13px; transition: all .2s;
}
.ptp-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.ptp-btn:disabled { opacity: 0.35; cursor: not-allowed; }
.ptp-info { color: var(--text2); font-size: 12px; }

@media (max-width: 640px) {
    .power-tx-summary { grid-template-columns: repeat(3, 1fr); gap: 8px; }
    .pts-val { font-size: 18px; }
    .ptl-hd { font-size: 10px; grid-template-columns: 70px 60px 55px 55px 1fr; padding: 8px 10px; }
    .ptl-row { font-size: 11px; grid-template-columns: 70px 60px 55px 55px 1fr; padding: 8px 10px; }
    .ptl-time { font-size: 10px; }
}

/* ===== Invite ===== */
.invite-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.invite-stat-card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 14px; display: flex; align-items: center; gap: 12px;
}
.invite-stat-icon { font-size: 24px; }
.invite-stat-num { font-size: 20px; font-weight: 800; color: var(--accent2); }
.invite-stat-label { font-size: 12px; color: var(--text2); }
.invite-link-section {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 16px; margin-bottom: 16px;
}
.invite-link-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.invite-code-badge { font-size: 13px; color: var(--text2); }
.invite-code-badge b { color: var(--accent2); }
.invite-link-row { display: flex; gap: 8px; margin-bottom: 8px; }
.invite-link-field {
    flex: 1; padding: 8px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm);
    background: var(--bg2); color: var(--text); font-size: 12px; font-family: monospace; cursor: text;
}
.invite-copy-btn {
    padding: 8px 16px; border-radius: var(--radius-sm);
    background: var(--accent); color: #fff; border: none;
    font-size: 13px; font-weight: 600; cursor: pointer; transition: all 0.15s;
}
.invite-copy-btn:hover { opacity: 0.9; }
.invite-copy-btn.copied { background: var(--success); }
.invite-link-tip { font-size: 12px; color: var(--text3); }
.invite-tabs-bar { display: flex; gap: 8px; margin-bottom: 12px; }
.invite-tab {
    padding: 6px 14px; border-radius: var(--radius-sm); font-size: 13px; font-weight: 500;
    background: var(--card2); color: var(--text2); border: 1px solid var(--border2); cursor: pointer;
    transition: all 0.15s;
}
.invite-tab:hover { border-color: var(--accent); color: var(--text); }
.invite-tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.invite-code-locked { display: flex; align-items: center; gap: 8px; }
.invite-code-lock-icon { font-size: 12px; color: var(--success); white-space: nowrap; }

/* ===== Cards ===== */
.card {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 20px; margin-bottom: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}
.card-title {
    display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
    font-size: 15px; font-weight: 700; color: var(--text);
    margin-bottom: 12px; padding-bottom: 10px;
    border-bottom: 1px solid var(--border2);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 8px 16px; font-size: 13px; font-weight: 500;
    border-radius: var(--radius-sm); border: 1px solid transparent;
    cursor: pointer; transition: all 0.2s;
    background: var(--card2); color: var(--text2);
    font-family: inherit;
}
.btn:hover { background: rgba(64, 144, 255, 0.12); color: var(--text); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary {
    background: linear-gradient(135deg, var(--accent), #6366f1);
    color: #fff; border: none;
    box-shadow: 0 2px 8px rgba(64, 144, 255, 0.3);
}
.btn-primary:hover { box-shadow: 0 4px 16px rgba(64, 144, 255, 0.5); transform: translateY(-1px); color: #fff; }
.btn-danger { background: rgba(255, 77, 109, 0.15); color: var(--danger); border-color: rgba(255, 77, 109, 0.3); }
.btn-danger:hover { background: rgba(255, 77, 109, 0.25); }
.btn-success { background: rgba(51, 230, 181, 0.15); color: var(--success); border-color: rgba(51, 230, 181, 0.3); }
.btn-success:hover { background: rgba(51, 230, 181, 0.25); }

/* wx login styles removed */
.zzz-removed-1 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(135deg, #07c160, #06ad56);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 2px 12px rgba(7, 193, 96, 0.3);
    transition: all 0.25s ease;
    letter-spacing: 0.5px;
}
.btn-wx:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(7, 193, 96, 0.45);
    background: linear-gradient(135deg, #06d46a, #05b84e);
}
.btn-wx:active { transform: translateY(0); box-shadow: 0 1px 4px rgba(7, 193, 96, 0.3); }
.btn-wx:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }
.btn-wx .wx-icon-svg {
    width: 20px; height: 20px;
    flex-shrink: 0;
}
.wx-login-divider {
    display: flex;
    align-items: center;
    max-width: 360px;
    margin: 16px auto;
    color: var(--muted);
    font-size: 13px;
}
.wx-login-divider::before,
.wx-login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}
.wx-login-divider span {
    padding: 0 14px;
    opacity: 0.6;
}
.btn-outline { background: transparent; border-color: var(--border); color: var(--text2); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ===== Forms ===== */
.form-group { margin-bottom: 12px; }
.form-group label { font-size: 13px; color: var(--text2); display: block; margin-bottom: 4px; }
.form-input, .form-textarea {
    width: 100%; padding: 8px 12px;
    background: var(--card2); color: var(--text);
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    font-size: 14px; transition: border-color 0.2s, box-shadow 0.2s;
}
.form-input:focus, .form-textarea:focus {
    border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-textarea { resize: vertical; min-height: 60px; }
.gen-textarea { min-height: 90px; }
.form-msg { font-size: 12px; margin-top: 4px; color: var(--text3); }
.form-msg.error { color: var(--danger); }
.hint-tag { font-weight: 400; color: var(--text3); font-size: 12px; }
.link-text { text-align: center; font-size: 13px; color: var(--text3); margin-top: 12px; }
.link-text a { color: var(--accent2); cursor: pointer; }

/* ===== Tabs ===== */
.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 12px; }
.tab {
    padding: 6px 12px; font-size: 13px; color: var(--text2); cursor: pointer;
    border-radius: var(--radius-sm); border: none; background: none;
    transition: all 0.15s;
}
.tab:hover { color: var(--text); background: rgba(64, 144, 255, 0.08); }
.tab.active { color: var(--accent2); background: rgba(0, 212, 255, 0.1); font-weight: 600; }
.tab.accent { color: var(--accent2); }

/* ===== Tag Grid ===== */
.tag-grid { display: flex; gap: 6px; flex-wrap: wrap; }
.tag {
    padding: 4px 10px; border-radius: 20px; font-size: 12px; color: var(--text2);
    background: var(--card2); border: 1px solid var(--border2); cursor: pointer;
    transition: all 0.15s;
}
.tag:hover { border-color: var(--accent); color: var(--text); }
.tag.active { background: rgba(0, 212, 255, 0.15); color: var(--accent2); border-color: var(--accent2); }

/* ===== Tables ===== */
.table-wrap { overflow-x: auto; border-radius: var(--radius-sm); }
.table-wrap table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table-wrap th {
    padding: 8px 12px; text-align: left; font-size: 12px; font-weight: 600;
    color: var(--text2); border-bottom: 1px solid var(--border);
}
.table-wrap td {
    padding: 8px 12px; border-top: 1px solid var(--border2);
}
.table-wrap tbody tr:hover { background: rgba(64, 144, 255, 0.04); }

/* ===== Badges & Status ===== */
.badge { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: 11px; font-weight: 600; }
.badge-success { background: rgba(51, 230, 181, 0.15); color: var(--success); }
.badge-danger { background: rgba(255, 77, 109, 0.15); color: var(--danger); }
.badge-warning { background: rgba(255, 204, 0, 0.15); color: var(--warning); }
.badge-info { background: rgba(0, 212, 255, 0.15); color: var(--accent2); }
.status { font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 20px; }
.status-0 { background: rgba(255, 204, 0, 0.15); color: var(--warning); }
.status-1 { background: rgba(51, 230, 181, 0.15); color: var(--success); }
.status-2 { background: rgba(255, 77, 109, 0.15); color: var(--danger); }
.status-3 { background: rgba(139, 92, 246, 0.15); color: #a78bfa; }

/* ===== Result Grid ===== */
.result-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.result-item {
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden; transition: all 0.2s;
}
.result-item:hover { border-color: var(--accent); }
.result-item img {
    width: 100%; aspect-ratio: 1; object-fit: cover; cursor: pointer; display: block;
}
.result-item .info { padding: 10px 12px; border-top: 1px solid var(--border2); }
.result-item .actions { padding: 0 12px 12px; display: flex; gap: 6px; }
.result-item.processing { opacity: 0.7; }
.meta { font-size: 11px; color: var(--text3); margin-top: 4px; }

/* ===== Loading ===== */
.spinner {
    display: inline-block; width: 20px; height: 20px;
    border: 2px solid rgba(64, 144, 255, 0.2);
    border-top-color: var(--accent2); border-radius: 50%;
    animation: spin 0.8s linear infinite;
    vertical-align: middle;
}
.spinner-sm { width: 24px; height: 24px; border-width: 2px; }
.spinner-xs { width: 14px; height: 14px; border-width: 2px; }
@keyframes spin { to { transform: rotate(360deg); } }
.loading-text { text-align: center; padding: 20px; color: var(--text3); font-size: 13px; }

/* ===== Modal ===== */
.modal-overlay {
    position: fixed; inset: 0; z-index: 1000;
    background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center;
}
.modal-overlay.hidden { display: none; }
.modal {
    background: var(--card); border: 1px solid var(--border);
    border-radius: 16px; padding: 24px; width: 90%; max-width: 480px;
    max-height: 85vh; overflow-y: auto; position: relative;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}
.pwd-modal-box { max-width: 400px; }
.modal-title { font-size: 16px; font-weight: 700; margin-bottom: 16px; }
.modal-close {
    position: absolute; top: 12px; right: 12px;
    width: 28px; height: 28px; border-radius: 50%;
    background: rgba(255,255,255,0.08); color: var(--text2);
    border: none; cursor: pointer; font-size: 16px; display: flex;
    align-items: center; justify-content: center; transition: all 0.15s;
}
.modal-close:hover { background: rgba(255, 77, 109, 0.2); color: var(--danger); }
.pwd-form-body { margin-top: 8px; }

/* ===== Toast ===== */
.toast-container {
    position: fixed; top: 16px; right: 16px; z-index: 2000;
    display: flex; flex-direction: column; gap: 8px;
}
.toast {
    background: var(--card2); border: 1px solid var(--border);
    border-radius: var(--radius-sm); padding: 10px 16px;
    font-size: 13px; color: var(--text); min-width: 200px; max-width: 360px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    animation: toastIn 0.3s ease-out;
    word-break: break-word;
}
@keyframes toastIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: none; } }
.toast.toast-info { border-left: 3px solid var(--accent); }
.toast.toast-success { border-left: 3px solid var(--success); }
.toast.toast-error { border-left: 3px solid var(--danger); }

/* ===== Footer ===== */
.footer { text-align: center; padding: 20px; font-size: 12px; color: var(--text3); }

/* ===== Image Preview Modal ===== */
.img-preview-modal { background: transparent; border: none; padding: 0; text-align: center; }
.img-preview-close { position: absolute; right: 20px; top: 20px; color: #fff; }
.img-preview-overlay .img-preview-modal img { max-width: 90vw; max-height: 85vh; border-radius: var(--radius); }

/* ===== Landing Stats Override ===== */
.landing-logged-in .profile-stats { grid-template-columns: repeat(4, 1fr); margin-bottom: 0; }

/* ===== 快捷导航栏 (页面顶部 4 功能入口) ===== */
.quick-nav-bar {
    display: flex; gap: 6px; margin-bottom: 20px;
    padding: 5px; border-radius: 14px;
    background: rgba(16,28,52,0.7);
    border: 1px solid rgba(64,144,255,0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}
.quick-nav-bar::-webkit-scrollbar { display: none; }
.quick-nav-item {
    flex: 1; min-width: 0;
    display: flex; flex-direction: row; align-items: center; justify-content: center;
    gap: 8px; padding: 11px 14px;
    border-radius: 11px; border: none;
    background: transparent;
    color: var(--text3); font-size: 13px; font-weight: 600;
    cursor: pointer; transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
    text-decoration: none; white-space: nowrap;
    font-family: inherit;
    letter-spacing: 0.3px;
}
.quick-nav-item:hover { color: var(--text); background: rgba(64,144,255,0.06); }
.quick-nav-item:active { transform: scale(0.96); }
.quick-nav-item.active {
    background: linear-gradient(135deg, rgba(64,144,255,0.22), rgba(0,212,255,0.1));
    color: var(--accent2); font-weight: 700;
    box-shadow: 0 2px 12px rgba(64,144,255,0.18), inset 0 1px 0 rgba(255,255,255,0.06);
}
.quick-nav-icon {
    width: 20px; height: 20px; display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; transition: transform 0.25s cubic-bezier(0.4,0,0.2,1);
}
.quick-nav-icon svg { width: 100%; height: 100%; }
.quick-nav-item.active .quick-nav-icon { transform: scale(1.1); }
.quick-nav-label { font-size: 13px; line-height: 1; }

/* ===== 支付成功弹窗 ===== */
.pay-success-overlay {
    position: fixed; inset: 0; z-index: 3000;
    background: rgba(0,0,0,0.7); backdrop-filter: blur(6px);
    display: flex; align-items: center; justify-content: center;
    animation: fadeIn 0.3s ease-out;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.pay-success-modal {
    background: linear-gradient(160deg, var(--card) 0%, rgba(16,34,64,0.98) 100%);
    border: 1px solid var(--border);
    border-radius: 20px; padding: 40px 32px 32px; text-align: center;
    width: 90%; max-width: 420px;
    box-shadow: 0 24px 80px rgba(0,0,0,0.6), 0 0 60px rgba(51,230,181,0.08);
    animation: modalPop 0.4s cubic-bezier(0.34,1.56,0.64,1);
}
@keyframes modalPop {
    from { transform: scale(0.85); opacity: 0; }
    to   { transform: scale(1); opacity: 1; }
}
.pay-success-check {
    width: 80px; height: 80px; margin: 0 auto 20px;
    background: linear-gradient(135deg, #10b981, #33e6b5);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    animation: checkPop 0.5s cubic-bezier(0.34,1.56,0.64,1);
    box-shadow: 0 0 40px rgba(51,230,181,0.35);
}
@keyframes checkPop {
    0%   { transform: scale(0); opacity: 0; }
    60%  { transform: scale(1.15); opacity: 1; }
    100% { transform: scale(1); opacity: 1; }
}
.pay-success-check svg {
    width: 44px; height: 44px;
}
.pay-success-check .check-path {
    stroke: #fff; stroke-width: 4;
    stroke-dasharray: 50; stroke-dashoffset: 50;
    fill: none; stroke-linecap: round; stroke-linejoin: round;
    animation: checkDraw 0.5s 0.25s ease forwards;
}
@keyframes checkDraw { to { stroke-dashoffset: 0; } }
.pay-success-title {
    font-size: 22px; font-weight: 800; color: var(--text);
    margin-bottom: 8px;
}
.pay-success-detail {
    font-size: 14px; color: var(--text2); margin-bottom: 6px;
    line-height: 1.6;
}
.pay-success-amount {
    font-size: 36px; font-weight: 800; color: var(--success);
    margin: 8px 0 4px;
}
.pay-success-power {
    display: inline-flex; align-items: center; gap: 6px;
    background: rgba(51,230,181,0.1); border: 1px solid rgba(51,230,181,0.25);
    border-radius: 20px; padding: 6px 18px; margin: 12px 0 20px;
    font-size: 15px; font-weight: 700; color: var(--accent2);
    animation: powerGlow 2s ease-in-out infinite;
}
@keyframes powerGlow {
    0%, 100% { box-shadow: 0 0 8px rgba(51,230,181,0.15); }
    50%      { box-shadow: 0 0 20px rgba(51,230,181,0.35); }
}
.pay-success-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 12px 36px; border-radius: var(--radius);
    background: linear-gradient(135deg, var(--accent), #6366f1);
    color: #fff; font-size: 15px; font-weight: 700; border: none;
    cursor: pointer; transition: all 0.2s;
    box-shadow: 0 4px 20px rgba(64,144,255,0.35);
}
.pay-success-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(64,144,255,0.5);
}

@media (max-width: 768px) {
    /* ===== 首页顶部快捷导航手机端 ===== */
    .home-quick-nav { padding: 16px 12px 0; }
    .home-quick-nav .quick-nav-bar { max-width: 100%; }
    .landing-hero { padding: 24px 16px 24px; }

    /* ===== 快捷导航手机端微调 ===== */
    .quick-nav-bar { margin-bottom: 16px; border-radius: 12px; padding: 4px; gap: 4px; }
    .quick-nav-item { gap: 6px; padding: 10px 8px; border-radius: 10px; font-size: 12px; }
    .quick-nav-icon { width: 18px; height: 18px; }
    .quick-nav-label { font-size: 12px; }

    /* ===== 支付成功弹窗手机端（加速动画） ===== */
    .pay-success-overlay {
        align-items: flex-end;
        padding-bottom: 0;
        animation-duration: 0.15s;
    }
    .pay-success-modal {
        width: 100%; max-width: 100%;
        border-radius: 24px 24px 0 0;
        padding: 36px 24px 28px;
        animation: modalSlideUp 0.25s cubic-bezier(0.34,1.2,0.64,1);
        box-shadow: 0 -8px 40px rgba(0,0,0,0.5);
    }
    @keyframes modalSlideUp {
        from { transform: translateY(100%); opacity: 0; }
        to   { transform: translateY(0); opacity: 1; }
    }
    .pay-success-check {
        width: 72px; height: 72px; margin-bottom: 18px;
        box-shadow: 0 0 48px rgba(51,230,181,0.4);
        animation-duration: 0.3s;
    }
    .pay-success-check svg { width: 38px; height: 38px; }
    .pay-success-check .check-path { animation: checkDraw 0.3s 0.1s ease forwards; }
    @keyframes checkDraw { to { stroke-dashoffset: 0; } }
    .pay-success-title { font-size: 22px; margin-bottom: 10px; }
    .pay-success-amount {
        font-size: 38px; margin: 6px 0 2px;
    }
    .pay-success-detail { font-size: 15px; }
    .pay-success-power {
        font-size: 16px; padding: 8px 22px;
        margin: 14px 0 24px;
    }
    .pay-success-btn {
        width: 100%; padding: 14px;
        font-size: 17px; border-radius: 14px;
        justify-content: center;
    }
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(64, 144, 255, 0.25); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(64, 144, 255, 0.45); }