/* ============================================
   REALME OTP - 透明毛玻璃风格样式
   ============================================ */

/* --- CSS Variables --- */
:root {
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-bg-light: rgba(255, 255, 255, 0.06);
    --glass-bg-dark: rgba(0, 0, 0, 0.1);
    --glass-border: rgba(148, 163, 184, 0.1);
    --glass-border-light: rgba(148, 163, 184, 0.18);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    --glass-blur: 28px;
    
    --primary: #818cf8;
    --primary-light: #a5b4fc;
    --accent: #6366f1;
    --accent-light: #818cf8;
    
    --gradient-primary: linear-gradient(135deg, #a78bfa 0%, #60a5fa 100%);
    --gradient-bg: radial-gradient(ellipse at 50% 0%, #1e1b4b 0%, #0f172a 50%, #020617 100%);
    
    --text-primary: #f1f5f9;
    --text-secondary: rgba(226, 232, 240, 0.85);
    --text-muted: rgba(148, 163, 184, 0.7);
    --success: #34d399;
    --error: #fb7185;
    --warning: #fbbf24;
    
    --font-display: 'Orbitron', 'Rajdhani', sans-serif;
    --font-body: 'Rajdhani', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 11px;
    --font-size-sm: 12px;
    --font-size-base: 13px;
    --font-size-lg: 14px;
    --font-size-xl: 16px;
    --font-size-2xl: 18px;
    --font-size-3xl: 22px;
    --radius-sm: 8px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 18px;
    --spacing-xs: 6px;
    --spacing-sm: 10px;
    --spacing-md: 14px;
    --spacing-lg: 20px;
    --spacing-xl: 28px;
}

/* --- 主页面背景容器 --- */
.main-bg-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}

/* 隐藏旧的背景元素，显示主页面时 */
.main-container ~ .tech-grid,
.main-container ~ #matrixCanvas {
    display: none;
}

body.is-main-page .tech-grid,
body.is-main-page #matrixCanvas {
    display: none !important;
}

body.is-main-page .login-bg,
body.is-main-page .login-grid,
body.is-main-page .login-rings,
body.is-main-page .login-orb {
    display: none !important;
}

/* 背景渐变层 */
.main-bg-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-bg);
}

/* 静态网格背景 */
.main-grid-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(148, 163, 184, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 80%);
}

/* 同心圆环 - 科技感 */
.tech-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    pointer-events: none;
}

.tech-rings::before,
.tech-rings::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    border: 1px solid rgba(167, 139, 250, 0.12);
}

.tech-rings::before {
    width: 100%;
    height: 100%;
}

.tech-rings::after {
    width: 70%;
    height: 70%;
    border-color: rgba(96, 165, 250, 0.1);
}

/* 柔和光晕 */
.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
}

.glow-orb:nth-child(3) {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -100px;
    background: rgba(167, 139, 250, 0.18);
}

.glow-orb:nth-child(4) {
    width: 500px;
    height: 500px;
    bottom: -150px;
    left: -150px;
    background: rgba(96, 165, 250, 0.15);
}

.glow-orb:nth-child(5) {
    width: 400px;
    height: 400px;
    top: 40%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(196, 181, 253, 0.08);
}

/* ============================================
   Toast 通知系统
   ============================================ */
.toast-container {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.toast {
    min-width: 240px;
    max-width: 320px;
    padding: 10px 14px;
    background: linear-gradient(135deg, rgba(30, 27, 75, 0.95) 0%, rgba(15, 23, 42, 0.92) 100%);
    border-radius: 10px;
    border: 1px solid rgba(167, 139, 250, 0.2);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2), 0 0 12px rgba(167, 139, 250, 0.05);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    animation: toastIn 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
    pointer-events: auto;
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
}

.toast.toast-out {
    animation: toastOut 0.25s ease forwards;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(60px) scale(0.85);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateX(60px) scale(0.85);
    }
}

.toast-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.toast-content {
    flex: 1;
}

.toast-title {
    font-size: 12px;
    font-weight: 600;
    color: #f1f5f9;
    font-family: var(--font-display);
    letter-spacing: 0.3px;
    margin-bottom: 2px;
}

.toast-message {
    font-size: 12px;
    color: rgba(226, 232, 240, 0.85);
    font-family: var(--font-body);
    line-height: 1.4;
}

.toast-close {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    background: rgba(148, 163, 184, 0.1);
    border: none;
    border-radius: 5px;
    color: rgba(148, 163, 184, 0.8);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    transition: all 0.2s ease;
    padding: 0;
}

.toast-close:hover {
    background: rgba(148, 163, 184, 0.2);
    color: #f1f5f9;
}

.toast.success {
    border-color: rgba(52, 211, 153, 0.3);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2), 0 0 12px rgba(52, 211, 153, 0.06);
}

.toast.success .toast-icon {
    color: #34d399;
}

.toast.error {
    border-color: rgba(251, 113, 133, 0.3);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2), 0 0 12px rgba(251, 113, 133, 0.06);
}

.toast.error .toast-icon {
    color: #fb7185;
}

.toast.warning {
    border-color: rgba(251, 191, 36, 0.3);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2), 0 0 12px rgba(251, 191, 36, 0.06);
}

.toast.warning .toast-icon {
    color: #fbbf24;
}

.toast.info {
    border-color: rgba(167, 139, 250, 0.3);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2), 0 0 12px rgba(167, 139, 250, 0.06);
}

.toast.info .toast-icon {
    color: #a78bfa;
}

/* ============================================
   加载遮罩
   ============================================ */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 26, 0.85);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    z-index: 99998;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

.loading-content {
    text-align: center;
}

.loading-spinner-large {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(0, 212, 255, 0.15);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 20px;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

.loading-text {
    color: var(--primary-light);
    font-size: 14px;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 2px;
}

/* ============================================
   确认对话框
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 26, 0.9);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    z-index: 99997;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: linear-gradient(135deg, rgba(20, 30, 50, 0.98) 0%, rgba(30, 40, 70, 0.95) 100%);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 16px;
    padding: 28px;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 240, 255, 0.1);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.modal-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.modal-icon.warning {
    background: rgba(251, 191, 36, 0.2);
    color: var(--warning);
}

.modal-icon.danger {
    background: rgba(248, 113, 113, 0.2);
    color: var(--error);
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
    color: #fff;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
}

.modal-body {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    font-family: 'Rajdhani', sans-serif;
    line-height: 1.6;
    margin-bottom: 24px;
}

.modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.modal-btn {
    padding: 12px 24px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-btn-cancel {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
}

.modal-btn-cancel:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.modal-btn-confirm {
    background: var(--gradient-primary);
    border: none;
    color: #fff;
}

.modal-btn-confirm:hover {
    box-shadow: 0 0 25px rgba(0, 212, 255, 0.4);
    transform: translateY(-2px);
}

.modal-btn-danger {
    background: linear-gradient(135deg, var(--error), #dc2626);
    border: none;
    color: #fff;
}

.modal-btn-danger:hover {
    box-shadow: 0 0 25px rgba(248, 113, 113, 0.4);
    transform: translateY(-2px);
}

/* --- 主页面布局 --- */
.main-container {
    position: relative;
    z-index: 10;
    min-height: 100vh;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

/* --- 头部导航 --- */
.main-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding: 16px 24px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    backdrop-filter: blur(24px) saturate(180%);
    box-shadow: var(--glass-shadow);
}

.main-header .header-left {
    display: flex;
    align-items: center;
    gap: 18px;
}

.main-header .brand-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-light);
    font-family: var(--font-display);
    letter-spacing: 2px;
}

.main-header .user-info {
    display: flex;
    align-items: center;
    gap: 14px;
}

.main-header .user-name {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 13px;
}

.main-header .user-name span {
    color: var(--accent);
    font-weight: 600;
}

.points-badge {
    background: rgba(167, 139, 250, 0.12);
    border: 1px solid rgba(167, 139, 250, 0.25);
    color: var(--primary-light);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    font-family: var(--font-display);
    letter-spacing: 1px;
    box-shadow: 
        0 0 12px rgba(167, 139, 250, 0.12),
        inset 0 0 8px rgba(167, 139, 250, 0.03);
}

.btn-logout {
    background: rgba(251, 113, 133, 0.1);
    color: var(--error);
    border: 1px solid rgba(251, 113, 133, 0.25);
    padding: 8px 16px;
    font-size: 11px;
    letter-spacing: 1px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 600;
    transition: all 0.3s ease;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.btn-logout:hover {
    background: rgba(251, 113, 133, 0.18);
    border-color: var(--error);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-pwd {
    background: rgba(167, 139, 250, 0.1);
    color: var(--primary-light);
    border: 1px solid rgba(167, 139, 250, 0.25);
    padding: 8px 16px;
    font-size: 11px;
    letter-spacing: 1px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 600;
    transition: all 0.3s ease;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-pwd .btn-icon {
    font-size: 12px;
}

.btn-pwd:hover {
    background: rgba(167, 139, 250, 0.18);
    border-color: var(--primary);
}

.btn-download {
    background: rgba(96, 165, 250, 0.1);
    color: #60a5fa;
    border: 1px solid rgba(96, 165, 250, 0.25);
    padding: 8px 16px;
    font-size: 11px;
    letter-spacing: 1px;
    border-radius: 8px;
    cursor: pointer;
    font-family: var(--font-body);
    font-weight: 600;
    transition: all 0.3s ease;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-download .btn-icon {
    font-size: 12px;
}

.btn-download:hover {
    background: rgba(96, 165, 250, 0.18);
    border-color: #60a5fa;
}

/* --- 下载弹窗网格 --- */
.dl-modal-grid {
    max-height: 450px;
    overflow-y: auto;
    padding-right: 8px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
}

.dl-modal-grid::-webkit-scrollbar {
    width: 6px;
}

.dl-modal-grid::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
}

.dl-modal-grid::-webkit-scrollbar-thumb {
    background: rgba(0, 255, 255, 0.3);
    border-radius: 3px;
}

.dl-modal-grid::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 255, 255, 0.5);
}

.dl-modal-grid .dl-card {
    min-width: 0;
}

.modal-download .modal-content {
    max-width: 680px;
    width: 92%;
}

.pwd-modal-form .input-group {
    margin-bottom: 16px;
}

.pwd-modal-form .input-group:last-child {
    margin-bottom: 0;
}

.pwd-modal-form input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(0, 255, 255, 0.05);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.pwd-modal-form input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.2);
    background: rgba(0, 212, 255, 0.08);
}

.pwd-modal-form input::placeholder {
    color: var(--text-tertiary);
}

/* --- 公告区域 --- */
.main-announcement {
    margin-bottom: 20px;
}

.announcement-box {
    margin-bottom: 14px;
}

.announcement-item {
    padding: 16px 18px;
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.06) 0%, rgba(96, 165, 250, 0.04) 100%);
    border-radius: 12px;
    margin-bottom: 12px;
    border: 1px solid rgba(167, 139, 250, 0.12);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.announcement-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #a78bfa, #60a5fa);
    opacity: 0.6;
}

.announcement-item:hover {
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.1) 0%, rgba(96, 165, 250, 0.06) 100%);
    border-color: rgba(167, 139, 250, 0.2);
    transform: translateX(4px);
}

.announcement-item .announcement-title {
    color: #f1f5f9;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 8px;
    letter-spacing: 0.3px;
    font-family: var(--font-display);
    text-shadow: 0 0 12px rgba(167, 139, 250, 0.3);
}

.announcement-item .announcement-content {
    color: rgba(226, 232, 240, 0.85);
    font-size: 13px;
    line-height: 1.7;
    font-family: var(--font-body);
}

.announcement-empty {
    color: rgba(148, 163, 184, 0.7);
    font-size: 13px;
    text-align: center;
    padding: 18px;
    background: rgba(15, 23, 42, 0.4);
    border-radius: 12px;
    border: 1px dashed rgba(148, 163, 184, 0.2);
    font-family: var(--font-body);
}

/* --- 卡片网格布局 --- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

/* --- 卡片基础样式 --- */
.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    padding: 22px;
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
}

.card:hover {
    background: var(--glass-bg-light);
    border-color: var(--glass-border-light);
    transform: translateY(-3px);
    box-shadow: 0 10px 32px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 18px;
    letter-spacing: 1px;
    font-family: var(--font-display);
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title span {
    font-size: 18px;
}

.card-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, var(--glass-border), transparent);
    margin-left: 10px;
}

/* --- 服务器选择区域 --- */
.server-select-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
    font-weight: 500;
    font-family: var(--font-body);
    letter-spacing: 1px;
}

.server-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.server-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 14px 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.server-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(167, 139, 250, 0.08), transparent);
    transition: left 0.5s ease;
}

.server-card:hover::before {
    left: 100%;
}

.server-card:hover {
    background: var(--glass-bg-light);
    border-color: var(--glass-border-light);
    transform: translateY(-2px);
}

.server-card.selected {
    background: rgba(167, 139, 250, 0.12);
    border-color: var(--primary);
    box-shadow: 0 4px 16px rgba(167, 139, 250, 0.18);
}

.server-card.selected .server-name {
    color: var(--primary-light);
}

.server-card.offline {
    opacity: 0.5;
    cursor: not-allowed;
}

.server-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    letter-spacing: 0.5px;
    font-family: var(--font-body);
}

/* 库存显示 - 科技风格 */
.server-stock {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    margin-bottom: 10px;
    padding: 4px 8px;
    border-radius: 6px;
    font-family: var(--font-display);
    font-weight: 600;
    position: relative;
}

.server-stock.stock-available {
    background: linear-gradient(135deg, rgba(52, 211, 153, 0.12) 0%, rgba(16, 185, 129, 0.08) 100%);
    border: 1px solid rgba(52, 211, 153, 0.25);
    color: #34d399;
    box-shadow: 0 0 10px rgba(52, 211, 153, 0.08), inset 0 0 6px rgba(52, 211, 153, 0.02);
}

.server-stock.stock-empty {
    background: linear-gradient(135deg, rgba(251, 113, 133, 0.12) 0%, rgba(244, 63, 94, 0.08) 100%);
    border: 1px solid rgba(251, 113, 133, 0.25);
    color: #fb7185;
    box-shadow: 0 0 10px rgba(251, 113, 133, 0.08), inset 0 0 6px rgba(251, 113, 133, 0.02);
}

.server-stock.stock-refresh {
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.12) 0%, rgba(96, 165, 250, 0.08) 100%);
    border: 1px solid rgba(167, 139, 250, 0.25);
    color: #a78bfa;
    box-shadow: 0 0 10px rgba(167, 139, 250, 0.08), inset 0 0 6px rgba(167, 139, 250, 0.02);
}

.stock-icon {
    font-size: 10px;
    animation: stockPulse 2s ease-in-out infinite;
}

@keyframes stockPulse {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.1); }
}

.stock-count {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-shadow: 0 0 6px currentColor;
    min-width: 24px;
    text-align: center;
}

.stock-label {
    font-size: 9px;
    letter-spacing: 0.5px;
    opacity: 0.8;
}

.server-status {
    font-size: 10px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 10px;
    display: inline-block;
    letter-spacing: 0.5px;
    font-family: var(--font-body);
}

.server-status.online {
    background: linear-gradient(135deg, rgba(52, 211, 153, 0.15) 0%, rgba(16, 185, 129, 0.1) 100%);
    color: var(--success);
    border: 1px solid rgba(52, 211, 153, 0.3);
    box-shadow: 0 0 10px rgba(52, 211, 153, 0.08);
}

.server-status.offline {
    background: linear-gradient(135deg, rgba(251, 113, 133, 0.15) 0%, rgba(244, 63, 94, 0.1) 100%);
    color: var(--error);
    border: 1px solid rgba(251, 113, 133, 0.3);
    box-shadow: 0 0 10px rgba(251, 113, 133, 0.08);
}

/* --- 获取按钮 --- */
.btn-main {
    width: 100%;
    padding: 12px 24px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 10px;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-display);
    letter-spacing: 2px;
    box-shadow: 0 4px 16px rgba(167, 139, 250, 0.22);
}

.btn-main:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(167, 139, 250, 0.3);
}

.btn-main:active:not(:disabled) {
    transform: translateY(0);
}

.btn-main:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* --- 结果显示区域 --- */
#result {
    margin-top: 18px;
    padding: 24px;
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    min-height: 120px;
    word-break: break-all;
    text-align: center;
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(15px);
    backdrop-filter: blur(15px);
    transition: all 0.3s ease;
}

#result.success {
    border-color: rgba(52, 211, 153, 0.3);
    background: rgba(52, 211, 153, 0.08);
}

.card-text {
    display: block;
    font-size: 20px;
    font-weight: 600;
    color: var(--success);
    letter-spacing: 1px;
    margin: 16px 0;
    padding: 18px;
    background: rgba(52, 211, 153, 0.08);
    border-radius: 10px;
    border: 1px solid rgba(52, 211, 153, 0.25);
    font-family: 'Courier New', Consolas, monospace;
}

/* --- 复制按钮 --- */
.copy-btn {
    margin-top: 16px;
    padding: 10px 24px;
    border-radius: 8px;
    border: 1px solid var(--primary);
    background: rgba(167, 139, 250, 0.08);
    color: var(--primary-light);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    font-family: var(--font-body);
}

.copy-btn:hover {
    background: rgba(167, 139, 250, 0.15);
}

.copy-btn.success {
    background: rgba(52, 211, 153, 0.12);
    color: var(--success);
    border-color: var(--success);
}

/* --- 加载动画 --- */
.loading-spinner {
    display: inline-block;
    width: 32px;
    height: 32px;
    border: 3px solid rgba(167, 139, 250, 0.2);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 0.8s linear infinite;
    margin: 24px auto;
    box-shadow: 0 0 15px rgba(167, 139, 250, 0.2);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* --- 折叠面板 --- */
.toggle-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 0;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 16px;
}

.toggle-header:hover {
    border-bottom-color: var(--glass-border-light);
}

.toggle-header:hover .toggle-title {
    color: var(--primary-light);
}

.toggle-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 2px;
    font-family: 'Orbitron', sans-serif;
    transition: all 0.3s ease;
}

.toggle-icon {
    font-size: 12px;
    color: var(--text-muted);
    transition: transform 0.3s ease;
}

.toggle-icon.expanded {
    transform: rotate(180deg);
    color: var(--accent);
}

.toggle-content {
    display: none;
    animation: fadeSlideIn 0.3s ease;
}

.toggle-content.expanded {
    display: block;
}

@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(-15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   配套工具下载区域美化
   ============================================ */

.dl-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
}

.dl-card {
    position: relative;
    background: linear-gradient(135deg, rgba(0, 20, 40, 0.8) 0%, rgba(10, 30, 60, 0.6) 100%);
    border: 1px solid rgba(0, 240, 255, 0.12);
    border-radius: 16px;
    padding: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.dl-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0.6;
    transition: opacity 0.3s;
}

.dl-card:hover {
    transform: translateY(-6px) scale(1.02);
    border-color: var(--glass-border-light);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.4),
        0 0 30px rgba(0, 212, 255, 0.15),
        inset 0 0 20px rgba(0, 212, 255, 0.05);
}

.dl-card:hover::before {
    opacity: 1;
}

.dl-card-top {
    padding: 20px 20px 0;
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.dl-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.15) 0%, rgba(191, 0, 255, 0.1) 100%);
    border: 1px solid rgba(0, 240, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.1);
    transition: all 0.3s ease;
}

.dl-card:hover .dl-icon-wrap {
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
    transform: scale(1.1) rotate(-5deg);
}

.dl-meta {
    flex: 1;
    min-width: 0;
}

.dl-title {
    color: var(--text-primary);
    font-weight: 700;
    font-size: 15px;
    font-family: 'Rajdhani', sans-serif;
    letter-spacing: 1px;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dl-badge {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 6px;
    color: var(--primary-light);
    font-size: 10px;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
}

.dl-remark {
    padding: 0 20px;
    color: var(--text-muted);
    font-size: 13px;
    font-family: 'Rajdhani', sans-serif;
    line-height: 1.6;
    margin: 12px 0;
    min-height: 38px;
}

.dl-footer {
    padding: 12px 20px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid rgba(0, 240, 255, 0.08);
    margin-top: auto;
}

.dl-size {
    font-size: 11px;
    color: var(--text-muted);
    font-family: 'Rajdhani', sans-serif;
    letter-spacing: 1px;
}

.dl-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.3);
    border-radius: 10px;
    color: var(--accent);
    font-size: 12px;
    font-weight: 600;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.dl-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 240, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.dl-btn:hover::before {
    left: 100%;
}

.dl-btn:hover {
    background: var(--gradient-primary);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 0 25px rgba(0, 212, 255, 0.4);
    transform: translateY(-2px);
}

.dl-btn svg {
    width: 14px;
    height: 14px;
    transition: transform 0.3s ease;
}

.dl-btn:hover svg {
    transform: translateY(2px);
}

/* 空状态 */
.empty-dl {
    padding: 50px 20px;
    text-align: center;
    color: var(--text-muted);
    background: linear-gradient(135deg, rgba(0, 20, 40, 0.5) 0%, rgba(10, 30, 60, 0.3) 100%);
    border-radius: 16px;
    border: 1px dashed rgba(0, 240, 255, 0.15);
    font-family: 'Rajdhani', sans-serif;
}

.empty-dl-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.4;
}

.empty-dl-text {
    font-size: 14px;
    letter-spacing: 2px;
    font-family: 'Orbitron', sans-serif;
}

/* 旧的列表样式保持兼容 */
.dl-item {
    padding: 18px 20px;
    background: linear-gradient(135deg, rgba(0, 30, 60, 0.6) 0%, rgba(0, 40, 80, 0.4) 100%);
    border: 1px solid rgba(0, 240, 255, 0.1);
    border-radius: 12px;
    margin-bottom: 12px;
    transition: all 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dl-item:last-child {
    margin-bottom: 0;
}

.dl-item:hover {
    background: linear-gradient(135deg, rgba(0, 60, 100, 0.6) 0%, rgba(0, 80, 120, 0.4) 100%);
    border-color: rgba(0, 240, 255, 0.3);
    transform: translateX(8px);
    box-shadow: 0 4px 20px rgba(0, 240, 255, 0.1);
}

.dl-item .dl-info {
    flex: 1;
}

.dl-item .dl-title {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 15px;
    font-family: 'Rajdhani', sans-serif;
    letter-spacing: 1px;
}

.dl-item .dl-remark {
    color: var(--text-muted);
    font-size: 12px;
    margin-top: 6px;
    font-family: 'Rajdhani', sans-serif;
}

.dl-item a {
    color: var(--neon-blue);
    text-decoration: none;
    font-weight: 600;
    font-size: 12px;
    padding: 10px 20px;
    border: 1px solid var(--neon-blue);
    border-radius: 10px;
    transition: all 0.3s ease;
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.dl-item a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.3), transparent);
    transition: left 0.4s ease;
}

.dl-item a:hover::before {
    left: 100%;
}

.dl-item a:hover {
    background: var(--neon-blue);
    color: #0a0e1a;
    box-shadow: 0 0 20px var(--neon-blue);
    transform: scale(1.05);
}

/* ============================================
   购买记录样式
   ============================================ */
.purchase-list {
    max-height: 400px;
    overflow-y: auto;
    padding-right: 8px;
}

.purchase-list::-webkit-scrollbar {
    width: 6px;
}

.purchase-list::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 3px;
}

.purchase-list::-webkit-scrollbar-thumb {
    background: rgba(0, 212, 255, 0.3);
    border-radius: 3px;
}

.purchase-item {
    padding: 18px 20px;
    background: var(--glass-bg-light);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-bottom: 12px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    -webkit-backdrop-filter: blur(16px) saturate(150%);
    backdrop-filter: blur(16px) saturate(150%);
}

.purchase-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.purchase-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--glass-border-light);
    transform: translateX(4px);
    box-shadow: var(--glass-shadow);
}

.purchase-item:hover::before {
    opacity: 1;
}

.purchase-card {
    color: var(--accent);
    font-size: 16px;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.purchase-info {
    color: var(--text-muted);
    font-size: 12px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
    font-family: 'Rajdhani', sans-serif;
}

.purchase-server {
    color: var(--primary-light);
    font-weight: 600;
}

.purchase-time {
    font-family: 'Rajdhani', sans-serif;
}

.purchase-empty {
    color: var(--text-muted);
    font-size: 14px;
    text-align: center;
    padding: 40px 20px;
    background: var(--glass-bg);
    border-radius: 12px;
    border: 1px dashed var(--glass-border);
    font-family: 'Rajdhani', sans-serif;
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
}

.purchase-empty-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.4;
}

/* 购买记录分页 */
.purchase-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--glass-border);
}

.pagination-btn {
    padding: 8px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 8px;
    color: var(--primary-light);
    font-size: 12px;
    font-family: 'Orbitron', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}

.pagination-btn:hover:not(:disabled) {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--primary);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-info {
    color: var(--text-muted);
    font-size: 12px;
    font-family: 'Rajdhani', sans-serif;
}

/* --- 修改密码表单 --- */
.pwd-form {
    padding-top: 16px;
}

.input-group {
    position: relative;
    margin-bottom: 16px;
}

.input-group input {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid rgba(0, 240, 255, 0.2);
    background: rgba(0, 20, 40, 0.6);
    color: #ffffff;
    font-size: 15px;
    font-weight: 500;
    font-family: 'Rajdhani', sans-serif;
    transition: all 0.3s ease;
    outline: none;
    border-radius: 12px;
}

.input-group input:focus {
    border-color: var(--primary);
    background: rgba(0, 30, 60, 0.8);
    box-shadow: 
        0 0 0 3px rgba(0, 212, 255, 0.1),
        0 0 25px rgba(0, 212, 255, 0.1);
}

.input-group input::placeholder {
    color: var(--text-muted);
}

.btn-cancel {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-secondary);
    padding: 14px 28px;
    border-radius: 12px;
    cursor: pointer;
    font-size: 14px;
    font-family: 'Orbitron', sans-serif;
    transition: all 0.3s ease;
    width: auto;
    letter-spacing: 2px;
}

.btn-cancel:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
}

.form-actions {
    display: flex;
    gap: 16px;
    margin-top: 20px;
}

.form-actions .btn-main {
    flex: 1;
}

/* --- 隐藏类 --- */
.hide {
    display: none !important;
}

/* --- 响应式设计 --- */
@media (max-width: 900px) {
    .main-container {
        padding: 20px;
    }
    
    .main-header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
        padding: 20px;
    }
    
    .main-header .header-left {
        flex-direction: column;
        gap: 16px;
    }
    
    .card-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    
    .server-grid {
        grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions button {
        width: 100%;
    }
}

@media (max-width: 500px) {
    .main-container {
        padding: 15px;
    }
    
    .main-header {
        padding: 16px;
    }
    
    .main-header .brand-title {
        font-size: 20px;
        letter-spacing: 2px;
    }
    
    .card {
        padding: 20px;
    }
    
    .card-title {
        font-size: 15px;
    }
    
    .server-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .server-card {
        padding: 16px 12px;
    }
    
    .card-text {
        font-size: 18px;
        letter-spacing: 2px;
        padding: 18px;
    }
    
    .btn-main {
        padding: 16px 24px;
        font-size: 14px;
    }
}