/* ============================================
   Pump Calibration Pro - Industrial Dark Theme
   ============================================ */

:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-card: #1a2235;
    --bg-card-hover: #1f2a40;
    --border-color: #2a3654;
    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --accent-blue: #3b82f6;
    --accent-green: #22c55e;
    --accent-red: #ef4444;
    --accent-yellow: #eab308;
    --accent-cyan: #06b6d4;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
}

/* ============ 顶部导航 ============ */
.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.brand-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 8px var(--accent-cyan));
}

.brand-text h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.brand-text .subtitle {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-secondary);
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.nav-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-blue);
    color: var(--text-primary);
}

.nav-btn.primary {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    color: white;
}

.nav-btn.primary:hover {
    background: #2563eb;
}

.nav-btn.danger {
    background: var(--accent-red);
    border-color: var(--accent-red);
    color: white;
}

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

.connection-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-card);
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
}

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

.status-dot.connected {
    background: var(--accent-green);
    box-shadow: 0 0 8px var(--accent-green);
}

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

/* ============ 主布局 ============ */
.main-container {
    display: grid;
    grid-template-columns: 280px 1fr 320px;
    gap: 20px;
    padding: 20px;
    min-height: calc(100vh - 120px);
}

.left-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.center-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.right-panel {
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 140px); /* 限制右侧面板最大高度 */
    overflow: hidden; /* 防止面板本身滚动 */
}

.right-panel.hidden {
    display: none;
}

.main-container:has(.right-panel.hidden) {
    grid-template-columns: 280px 1fr;
}

/* ============ 卡片通用样式 ============ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(0,0,0,0.2);
}

/* 可折叠卡片样式 */
.card.collapsible .card-header {
    cursor: pointer;
    user-select: none;
}

.card.collapsible .card-header:hover {
    background: rgba(0,0,0,0.3);
}

.collapse-icon {
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: transform 0.3s ease;
}

.card.collapsible.collapsed .collapse-icon {
    transform: rotate(-90deg);
}

.collapsible-content {
    max-height: 1000px;
    overflow: hidden;
    transition: max-height 0.3s ease-out, opacity 0.3s ease-out, padding 0.3s ease-out;
}

.card.collapsible.collapsed .collapsible-content {
    max-height: 0;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
}

.card.collapsible.collapsed .card-header {
    border-bottom: none;
}

.card-header h2 {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-header .card-icon {
    margin-right: 8px;
}

.card-title-small {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-decoration {
    font-size: 1.2rem;
    opacity: 0.3;
}

.card-body {
    padding: 16px;
}

/* ============ 表单样式 ============ */
.form-group {
    margin-bottom: 12px;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}

.form-group input, .form-select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: 'JetBrains Mono', monospace;
    transition: all 0.2s;
}

.form-select {
    cursor: pointer;
}

.form-select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-card);
}

.form-group input:focus, .form-select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-group input.invalid {
    border-color: var(--accent-red);
    background: rgba(239, 68, 68, 0.1);
}

.uart-status {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-top: 8px;
}

.uart-status .status-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.uart-status .status-value {
    font-size: 0.85rem;
    color: var(--accent-cyan);
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.input-with-btn {
    display: flex;
    gap: 8px;
}

.input-with-btn input {
    flex: 1;
}

/* ============ 按钮样式 ============ */
.btn, .btn-small {
    padding: 10px 16px;
    border: none;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-small {
    padding: 8px 12px;
    font-size: 0.8rem;
}

.btn.primary, .btn-small.primary {
    background: var(--accent-blue);
    color: white;
}

.btn.primary:hover {
    background: #2563eb;
    transform: translateY(-1px);
}

.btn.success {
    background: var(--accent-green);
    color: white;
}

.btn.success:hover {
    background: #16a34a;
}

.btn.danger {
    background: var(--accent-red);
    color: white;
}

.btn.danger:hover {
    background: #dc2626;
}

.btn:disabled, .btn-small:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.btn.full-width {
    width: 100%;
}

.btn-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 8px;
}

.icon-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
}

.icon-btn:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

/* ============ 自动序列样式 ============ */
.next-target {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 6px;
    margin-bottom: 12px;
}

.next-target span:first-child {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.target-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    color: var(--accent-cyan);
    font-weight: 600;
}

.auto-status {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 8px;
    padding: 8px;
    background: var(--bg-secondary);
    border-radius: 4px;
}

.validation-msg {
    display: none;
    color: var(--accent-red);
    font-size: 0.75rem;
    margin-top: 8px;
    padding: 8px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: 4px;
    text-align: center;
}

/* ============ 仪表盘区域 ============ */
.gauges-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

.gauge-card {
    text-align: center;
    display: flex;
    flex-direction: column;
    background: var(--bg-card); /* 统一仪表盘卡片背景色 */
    min-height: 320px; /* 统一最小高度，确保两个卡片一样高 */
}

.gauge-wrapper {
    position: relative;
    padding: 10px 20px 0 20px;
    flex: 1; /* 占据剩余空间，将 footer 推到底部 */
}

.gauge-svg {
    width: 100%;
    max-width: 200px;
    height: auto;
}

/* 仪表盘元素过渡效果 */
.gauge-svg path {
    transition: stroke-dashoffset 1.2s ease-out; /* 加长过渡时间，更平滑 */
}

.gauge-svg line {
    transition: transform 1.2s ease-out; /* 加长过渡时间，更平滑 */
}

.gauge-center-value-fixed {
    text-align: center;
    margin-top: -15px;
    margin-bottom: 15px; /* 增加底部间距 */
    position: relative;
    z-index: 5;
}

.big-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-primary);
    display: inline-block;
    transition: opacity 0.3s ease-out;
}

.unit-text {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-left: 4px;
}

.gauge-footer {
    padding: 12px;
    background: rgba(0,0,0,0.2);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: auto; /* 强制对齐到底部 */
    min-height: 70px; /* 统一 footer 高度，确保分割线对齐 */
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.gauge-footer.dual-values {
    display: flex;
    flex-direction: row; /* 覆盖父级的 column */
    justify-content: space-around;
    align-items: center;
}

.gauge-footer .footer-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.gauge-footer .footer-item .label {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.gauge-footer .footer-item .value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    transition: opacity 0.3s ease-out;
}

.gauge-footer .footer-item.highlight .value {
    color: var(--accent-red);
}

.gauge-footer .footer-item .unit {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.gauge-footer .value {
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    margin: 0 4px;
    transition: opacity 0.3s ease-out;
}

/* ============ 电池面板 ============ */
.power-card .card-header {
    position: relative;
}

.battery-pack-label {
    font-size: 0.7rem;
    padding: 4px 8px;
    background: var(--accent-blue);
    color: white;
    border-radius: 4px;
    font-weight: 600;
}

.power-content {
    display: flex;
    align-items: center;
    padding: 20px;
    gap: 20px;
}

.battery-visual {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 8px;
}

.battery-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.battery-cap {
    width: 16px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 2px 2px 0 0;
    margin-bottom: -2px;
    z-index: 1;
}

.battery-body {
    width: 40px;
    height: 100px;
    background: var(--bg-secondary);
    border: 2px solid var(--text-muted);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column-reverse;
}

.battery-fill {
    width: 100%;
    background: linear-gradient(to top, var(--accent-red), var(--accent-yellow), var(--accent-green));
    transition: height 0.5s ease;
}

.battery-marks {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100px;
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
}

.power-info {
    flex: 1;
    text-align: center;
}

.voltage-display {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.voltage-display .unit {
    font-size: 1rem;
    color: var(--text-muted);
}

.battery-status {
    font-size: 0.7rem;
    color: var(--accent-red);
    font-weight: 600;
    margin-bottom: 4px;
}

/* 电流显示 */
.current-display {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent-yellow);
    margin-bottom: 12px;
}

.current-display .unit {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.mode-section {
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.mode-label {
    display: block;
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.mode-buttons {
    display: flex;
    gap: 4px;
    justify-content: center;
    flex-wrap: wrap;
}

.mode-btn {
    padding: 4px 8px;
    font-size: 0.65rem;
    font-weight: 600;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-muted);
    transition: all 0.2s;
    white-space: nowrap;
}

.mode-btn.active {
    background: var(--accent-green);
    border-color: var(--accent-green);
    color: white;
    box-shadow: 0 0 10px rgba(34, 197, 94, 0.4);
}

/* ============ 数据表格 ============ */
.table-card {
    flex: 1;
}

.table-card .card-header {
    padding: 12px 16px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.switch-container {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.switch-container input {
    display: none;
}

.slider {
    width: 36px;
    height: 20px;
    background: var(--bg-secondary);
    border-radius: 10px;
    position: relative;
    transition: all 0.3s;
}

.slider::before {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--text-muted);
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: all 0.3s;
}

input:checked + .slider {
    background: var(--accent-green);
}

input:checked + .slider::before {
    transform: translateX(16px);
    background: white;
}

.switch-label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.table-wrapper {
    max-height: 500px; /* 增加高度以便查看更多行 */
    overflow-y: auto;
}

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

th, td {
    padding: 12px 16px;
    text-align: left;
    font-size: 0.8rem;
    border-bottom: 1px solid var(--border-color);
}

th {
    background: var(--bg-card); /* 改为实色背景，防止滚动内容透出 */
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 2px solid var(--border-color);
}

td {
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-secondary);
}

tr:hover {
    background: var(--bg-card-hover);
}

/* 新增数据行动画 */
@keyframes slideInAndHighlight {
    0% {
        transform: translateX(-20px);
        opacity: 0;
        background: var(--accent-cyan);
    }
    50% {
        transform: translateX(0);
        opacity: 1;
        background: rgba(6, 182, 212, 0.3);
    }
    100% {
        background: transparent;
    }
}

tr.new-row {
    animation: slideInAndHighlight 1.5s ease-out;
}

/* 新增数据闪烁提示 */
@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 0 rgba(34, 197, 94, 0);
    }
    50% {
        box-shadow: 0 0 15px rgba(34, 197, 94, 0.6);
    }
}

.table-card.new-data {
    animation: pulseGlow 0.8s ease-in-out;
}

.empty-state {
    padding: 60px 20px;
    text-align: center;
    color: var(--text-muted);
}

.empty-icon {
    font-size: 2rem;
    margin-bottom: 12px;
    opacity: 0.3;
}

.empty-state p {
    font-size: 0.85rem;
}

/* 隐藏空状态当有数据时 */
.table-wrapper:has(tbody tr) .empty-state {
    display: none;
}

/* ============ 调试面板 ============ */
.debug-card {
    flex: 1;
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 140px); /* 限制整个调试卡片最大高度 */
}

.debug-card .card-header {
    gap: 12px;
}

.debug-lights {
    display: flex;
    gap: 6px;
}

.light {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.light.red { background: #ff5f56; }
.light.yellow { background: #ffbd2e; }
.light.green { background: #27ca40; }

.debug-actions {
    display: flex;
    gap: 6px;
    margin-left: auto;
}

.debug-options {
    display: flex;
    gap: 16px;
    padding: 8px 16px;
    background: rgba(0,0,0,0.2);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.debug-options label {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.debug-log {
    flex: 1 1 auto; /* 允许收缩 */
    background: #0d1117;
    padding: 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    overflow-y: auto;
    overflow-x: hidden; /* 防止横向滚动 */
    min-height: 300px;
    max-height: 600px; /* 限制最大高度 */
    height: 100%; /* 占满可用空间 */
}

.waiting-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 200px;
    color: var(--text-muted);
}

.waiting-icon {
    font-size: 2rem;
    margin-bottom: 12px;
    animation: pulse 2s infinite;
}

.debug-entry {
    padding: 4px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    word-break: break-all; /* 防止长HEX字符串撑开容器 */
    overflow-wrap: break-word;
}

.debug-time { color: var(--accent-blue); }
.debug-dir-in { color: var(--accent-green); }
.debug-dir-out { color: var(--accent-yellow); }
.debug-hex { color: var(--text-secondary); }

.debug-footer {
    display: flex;
    justify-content: space-between;
    padding: 8px 16px;
    background: rgba(0,0,0,0.3);
    font-size: 0.7rem;
    color: var(--text-muted);
}

/* ============ 页脚 ============ */
.bottom-footer {
    text-align: center;
    padding: 16px;
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

/* ============ 滚动条美化 ============ */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ============ 响应式调整 ============ */
@media (max-width: 1400px) {
    .main-container {
        grid-template-columns: 260px 1fr 280px;
    }
}

@media (max-width: 1200px) {
    .main-container {
        grid-template-columns: 1fr;
    }
    
    .gauges-row {
        grid-template-columns: 1fr 1fr;
    }
    
    .left-panel, .right-panel {
        order: 2;
    }
    
    .center-panel {
        order: 1;
    }
}

/* 隐藏调试面板时的布局 */
.main-container:has(.right-panel.hidden) {
    grid-template-columns: 280px 1fr;
}

/* ============ 可编辑单元格 ============ */
td.editable {
    cursor: cell;
    position: relative;
    transition: background-color 0.2s;
}

td.editable:hover {
    background-color: rgba(59, 130, 246, 0.1);
}

td.editable:hover::after {
    content: "✎";
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.7rem;
    color: var(--accent-blue);
    opacity: 0.6;
}

.cell-edit-input {
    width: 100%;
    padding: 4px 8px;
    border: 2px solid var(--accent-blue);
    border-radius: 4px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: inherit;
}

/* 复选框美化 */
.log-checkbox {
    width: 16px;
    height: 16px;
    cursor: pointer;
    accent-color: var(--accent-blue);
}

.btn-delete-row {
    padding: 4px 10px;
    font-size: 0.7rem;
    background: transparent;
    color: var(--accent-red);
    border: 1px solid var(--accent-red);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap; /* 确保"删除"两字不换行 */
}

.btn-delete-row:hover {
    background: var(--accent-red);
    color: white;
}

/* 自动保存标签 */
.auto-save-tag {
    display: block; /* 改为 block，让它始终可见 */
    position: absolute;
    bottom: 8px;
    right: 16px;
    font-size: 0.7rem;
    color: var(--accent-green);
    background: rgba(34, 197, 94, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
    opacity: 0.6;
    transition: opacity 0.3s, transform 0.3s;
}

/* 保存动画 */
@keyframes saveFlash {
    0%, 100% {
        opacity: 0.6;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

.auto-save-tag.flash {
    animation: saveFlash 0.6s ease-in-out;
}

/* ============ 自定义提示框 ============ */
.custom-alert-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    animation: fadeIn 0.2s ease-out;
}

.custom-alert-overlay.show {
    display: flex;
}

.custom-alert-box {
    background: var(--bg-primary);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 480px;
    width: 90%;
    padding: 32px;
    text-align: center;
    animation: slideUp 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.custom-alert-icon {
    font-size: 56px;
    margin-bottom: 16px;
    line-height: 1;
}

.custom-alert-title {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.custom-alert-message {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    white-space: pre-line;
}

.custom-alert-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
}

.custom-alert-btn {
    padding: 12px 32px;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    min-width: 100px;
}

.custom-alert-btn.primary {
    background: var(--accent-blue);
    color: white;
}

.custom-alert-btn.primary:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.4);
}

.custom-alert-btn.secondary {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.custom-alert-btn.secondary:hover {
    background: var(--border-color);
    color: var(--text-primary);
}