/* ===== EA Manager · 赛博科技风主题 ===== */
:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #0f1527;
    --bg-card: #111a2e;
    --bg-card-hover: #162040;
    --bg-input: #0d1530;
    --border-color: #1a2d50;
    --border-glow: #00ccff33;
    --accent: #00ccff;
    --accent2: #7b2fff;
    --accent3: #00ff88;
    --accent4: #ff6b35;
    --text-primary: #e0e8f0;
    --text-secondary: #8899b4;
    --text-muted: #4a5a7a;
    --danger: #ff3355;
    --warning: #ffaa00;
    --success: #00ff88;
    --font-mono: 'Share Tech Mono', monospace;
    --font-sans: 'Inter', -apple-system, sans-serif;
    --sidebar-width: 260px;
    --header-height: 56px;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow-glow: 0 0 20px #00ccff15;
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* ===== 背景特效 ===== */
.cyber-grid {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image:
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.15;
    z-index: 0;
    pointer-events: none;
}

.scan-line {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.3;
    z-index: 9999;
    animation: scanMove 4s ease-in-out infinite;
    pointer-events: none;
}

@keyframes scanMove {
    0% { top: 0; }
    50% { top: 100vh; }
    100% { top: 0; }
}

/* ===== 登录页面 ===== */
.login-page {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.login-container {
    width: 420px;
    perspective: 1000px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: 0 0 60px #00ccff08, var(--shadow-glow);
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent));
    background-size: 200% 100%;
    animation: gradientMove 3s linear infinite;
}

@keyframes gradientMove {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo .logo-icon {
    font-size: 48px;
    color: var(--accent);
    text-shadow: 0 0 30px var(--accent);
}

.login-logo .logo-text {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 2px;
    display: block;
    margin-top: 8px;
}

.login-logo .logo-text .accent { color: var(--accent); }

.login-logo .logo-sub {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 14px;
    font-family: var(--font-mono);
    transition: all 0.3s;
    outline: none;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 20px #00ccff20;
}

.form-control::placeholder {
    color: var(--text-muted);
}

.btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-family: var(--font-sans);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    color: #fff;
    width: 100%;
    justify-content: center;
    font-size: 15px;
    letter-spacing: 1px;
}

.btn-primary:hover {
    box-shadow: 0 0 30px #00ccff40;
    transform: translateY(-1px);
}

.btn-primary:active { transform: translateY(0); }

.btn-sm {
    padding: 6px 14px;
    font-size: 12px;
}

.btn-xs {
    padding: 4px 10px;
    font-size: 11px;
}

.btn-accent {
    background: var(--accent);
    color: #000;
}

.btn-accent:hover {
    background: #00ddff;
    box-shadow: 0 0 20px #00ccff40;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    box-shadow: 0 0 20px #ff335550;
}

.btn-warning {
    background: var(--warning);
    color: #000;
}

.btn-success {
    background: var(--success);
    color: #000;
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ===== 侧边栏 ===== */
.sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: all 0.3s;
}

.sidebar.collapsed {
    width: 60px;
}

.sidebar.collapsed .logo-text,
.sidebar.collapsed .logo-sub,
.sidebar.collapsed .user-info,
.sidebar.collapsed .nav-label,
.sidebar.collapsed .sidebar-footer .sys-status,
.sidebar.collapsed .logout-btn span:not(.nav-icon) {
    display: none;
}

.sidebar.collapsed .sidebar-footer .logout-btn {
    justify-content: center;
    padding: 10px 0;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
}

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

.logo-icon {
    font-size: 24px;
    color: var(--accent);
    text-shadow: 0 0 15px var(--accent);
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo-text .accent { color: var(--accent); }

.logo-sub {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 4px;
    letter-spacing: 2px;
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    flex-shrink: 0;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
}

.user-role {
    font-size: 11px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.nav-menu {
    list-style: none;
    padding: 12px 0;
    flex: 1;
}

.nav-item {
    margin: 2px 8px;
    border-radius: var(--radius);
    transition: all 0.2s;
}

.nav-item.active {
    background: linear-gradient(135deg, #00ccff10, #7b2fff10);
    border-left: 3px solid var(--accent);
}

.nav-item:hover:not(.active) {
    background: var(--bg-card);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.2s;
}

.nav-item.active .nav-link {
    color: var(--accent);
}

.nav-item:hover .nav-link {
    color: var(--text-primary);
}

.nav-icon {
    width: 20px;
    text-align: center;
    font-size: 16px;
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
}

.sys-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-bottom: 12px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 10px var(--success);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    border-radius: var(--radius);
    transition: all 0.2s;
}

.logout-btn:hover {
    background: var(--bg-card);
    color: var(--danger);
}

/* ===== 主内容区 ===== */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    position: relative;
    z-index: 1;
    transition: margin 0.3s;
}

.main-content.expanded {
    margin-left: 60px;
}

.top-bar {
    height: var(--header-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 16px;
}

.menu-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 4px;
    display: none;
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open { transform: translateX(0); }
    .main-content {
        margin-left: 0;
    }
    .main-content.expanded { margin-left: 0; }
}

.page-title {
    flex: 1;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.top-bar-right {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-muted);
}

.content-area {
    padding: 24px;
}

/* ===== Flash消息 ===== */
.flash-messages {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.flash-message {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    animation: slideIn 0.3s ease;
    transition: all 0.5s;
    min-width: 280px;
    border: 1px solid;
}

@keyframes slideIn {
    from { transform: translateX(100px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.flash-success {
    background: #00ff8815;
    border-color: #00ff8840;
    color: var(--success);
}

.flash-error {
    background: #ff335515;
    border-color: #ff335540;
    color: var(--danger);
}

.flash-warning {
    background: #ffaa0015;
    border-color: #ffaa0040;
    color: var(--warning);
}

.flash-info {
    background: #00ccff15;
    border-color: #00ccff40;
    color: var(--accent);
}

.flash-icon {
    font-size: 16px;
    font-weight: 700;
}

.flash-close {
    margin-left: auto;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: 18px;
    opacity: 0.5;
}

.flash-close:hover { opacity: 1; }

/* ===== 卡片 ===== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all 0.3s;
}

.card:hover {
    border-color: #00ccff30;
    box-shadow: 0 0 30px #00ccff08;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
}

.card-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ===== Stats卡片 ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px #00ccff10;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 80px;
    height: 80px;
    opacity: 0.05;
    border-radius: 0 0 0 80px;
}

.stat-card:nth-child(1)::after {
    background: var(--accent);
    box-shadow: 0 0 60px var(--accent);
}
.stat-card:nth-child(2)::after {
    background: var(--accent2);
    box-shadow: 0 0 60px var(--accent2);
}
.stat-card:nth-child(3)::after {
    background: var(--accent3);
    box-shadow: 0 0 60px var(--accent3);
}
.stat-card:nth-child(4)::after {
    background: var(--accent4);
    box-shadow: 0 0 60px var(--accent4);
}
.stat-card:nth-child(5)::after {
    background: var(--danger);
    box-shadow: 0 0 60px var(--danger);
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
    font-family: var(--font-mono);
}

.stat-value {
    font-size: 36px;
    font-weight: 700;
    font-family: var(--font-mono);
    position: relative;
    z-index: 1;
}

.stat-card:nth-child(1) .stat-value { color: var(--accent); }
.stat-card:nth-child(2) .stat-value { color: var(--accent2); }
.stat-card:nth-child(3) .stat-value { color: var(--accent3); }
.stat-card:nth-child(4) .stat-value { color: var(--accent4); }
.stat-card:nth-child(5) .stat-value { color: var(--danger); }

/* ===== 表格 ===== */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

thead th {
    padding: 12px 16px;
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-mono);
    white-space: nowrap;
}

tbody td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid #1a2d5020;
    vertical-align: middle;
}

tbody tr:hover {
    background: #00ccff05;
}

.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    font-family: var(--font-mono);
}

.badge-mt4 {
    background: #7b2fff20;
    color: var(--accent2);
    border: 1px solid #7b2fff40;
}

.badge-mt5 {
    background: #00ccff20;
    color: var(--accent);
    border: 1px solid #00ccff40;
}

.badge-active {
    background: #00ff8820;
    color: var(--success);
    border: 1px solid #00ff8840;
}

.badge-inactive {
    background: #ff335520;
    color: var(--danger);
    border: 1px solid #ff335540;
}

.badge-expiring {
    background: #ffaa0020;
    color: var(--warning);
    border: 1px solid #ffaa0040;
}

.badge-expired {
    background: #ff335520;
    color: var(--danger);
    border: 1px solid #ff335540;
}

.action-group {
    display: flex;
    gap: 6px;
    flex-wrap: nowrap;
}

/* ===== 表单 ===== */
.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.form-inline {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238899b4' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
    cursor: pointer;
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
    font-family: var(--font-sans);
}

/* ===== 授权码展示 ===== */
.license-display {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--accent3);
    word-break: break-all;
    margin: 12px 0;
    position: relative;
}

.code-block {
    background: #00000040;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.6;
    color: var(--text-secondary);
    overflow-x: auto;
    white-space: pre-wrap;
    max-height: 500px;
    overflow-y: auto;
}

.copy-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 4px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s;
}

.copy-btn:hover {
    background: var(--accent);
    color: #000;
}

/* ===== 模态框 ===== */
.modal {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: #00000080;
    z-index: 1000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    width: 90%;
    max-width: 520px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 0 60px #00ccff15;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { transform: scale(0.95) translateY(20px); opacity: 0; }
    to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    transition: color 0.2s;
}

.modal-close:hover { color: var(--danger); }

.modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

/* ===== 空状态 ===== */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-icon {
    font-size: 48px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.empty-title {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.empty-desc {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* ===== 标签页 ===== */
.tabs {
    display: flex;
    gap: 4px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.tab {
    padding: 10px 20px;
    font-size: 14px;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
    background: none;
    border: none;
    font-family: var(--font-sans);
}

.tab:hover {
    color: var(--text-secondary);
}

.tab.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ===== 信息面板 ===== */
.info-grid {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 8px 16px;
    font-size: 14px;
}

.info-label {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    color: var(--text-primary);
}

/* ===== 加载动画 ===== */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ===== 滚轮美化 ===== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ===== 小组件 ===== */
.text-mono { font-family: var(--font-mono); }
.text-sm { font-size: 12px; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }