/* ================================
   全局配色与设计系统
   ================================ */
:root {
    /* 主题色 - 紫蓝渐变 */
    --primary-purple: #7C3AED;
    --primary-blue: #3B82F6;
    --primary-gradient: linear-gradient(135deg, #7C3AED 0%, #3B82F6 100%);
    --primary-gradient-hover: linear-gradient(135deg, #6D28D9 0%, #2563EB 100%);

    /* 功能色 */
    --success-green: #10B981;
    --warning-orange: #F59E0B;
    --danger-red: #EF4444;

    /* 灰阶 */
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;

    /* 间距 */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;

    /* 圆角 */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* 过渡 */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

/* ================================
   重置与基础样式
   ================================ */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(180deg, #EFF6FF 0%, #F8FAFC 100%);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
}

#root {
    min-height: 100vh;
}

/* ================================
   布局容器
   ================================ */
.app-container {
    min-height: 100vh;
    position: relative;
}

.page-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

/* ================================
   顶部导航栏
   ================================ */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-xl);
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--gray-800);
}

.brand-icon {
    width: 36px;
    height: 36px;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
}

.brand-text {
    font-size: 18px;
    font-weight: 600;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-actions {
    display: flex;
    gap: var(--spacing-md);
}

/* ================================
   按钮样式
   ================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    outline: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: var(--primary-gradient-hover);
    box-shadow: var(--shadow-lg);
    transform: translateY(-1px);
}

.btn-secondary {
    background: white;
    color: var(--gray-700);
    border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
    background: var(--gray-50);
    border-color: var(--gray-400);
}

.btn-ghost {
    background: transparent;
    color: var(--gray-600);
}

.btn-ghost:hover {
    background: var(--gray-100);
    color: var(--gray-800);
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--radius-md);
}

.btn-ai {
    background: linear-gradient(135deg, #F59E0B 0%, #EF4444 100%);
    color: white;
}

.btn-ai:hover {
    background: linear-gradient(135deg, #D97706 0%, #DC2626 100%);
}

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

.btn-success:hover {
    background: #059669;
}

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

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.1);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* ================================
   首页样式
   ================================ */
.home-hero {
    text-align: center;
    padding: var(--spacing-2xl) 0;
}

.hero-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: 16px;
    color: var(--gray-500);
    margin-bottom: var(--spacing-xl);
}

.hero-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--spacing-xl) auto;
    animation: pulse 2s infinite;
}

.hero-icon svg {
    width: 40px;
    height: 40px;
    color: var(--primary-purple);
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

.empty-state {
    color: var(--gray-500);
    font-size: 14px;
    margin-top: var(--spacing-xl);
}

/* ================================
   项目工具栏 - 搜索和筛选
   ================================ */
.projects-toolbar {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.search-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm) var(--spacing-md);
    flex: 1;
    min-width: 200px;
    max-width: 400px;
    transition: all var(--transition-fast);
}

.search-box:focus-within {
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
}

.search-box svg {
    color: var(--gray-400);
    flex-shrink: 0;
}

.search-input {
    border: none;
    outline: none;
    background: transparent;
    flex: 1;
    font-size: 14px;
    color: var(--gray-800);
}

.search-input::placeholder {
    color: var(--gray-400);
}

.search-clear {
    background: none;
    border: none;
    padding: 2px;
    cursor: pointer;
    color: var(--gray-400);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.search-clear:hover {
    background: var(--gray-100);
    color: var(--gray-600);
}

.filter-select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    background: white;
    font-size: 14px;
    color: var(--gray-700);
    cursor: pointer;
    transition: all var(--transition-fast);
    min-width: 140px;
}

.filter-select:hover {
    border-color: var(--gray-300);
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
}

.projects-count {
    font-size: 13px;
    color: var(--gray-500);
    margin-left: auto;
}

/* ================================
   项目卡片网格
   ================================ */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.project-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-purple);
}

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

.project-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.project-card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-purple);
}

.project-card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.project-card-desc {
    font-size: 14px;
    color: var(--gray-500);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-card-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--gray-100);
    font-size: 12px;
    color: var(--gray-400);
}

.project-card-actions {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    gap: var(--spacing-xs);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.project-card:hover .project-card-actions {
    opacity: 1;
}

/* 收藏按钮 */
.project-star-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    background: rgba(245, 158, 11, 0.1);
    color: var(--gray-400);
    border: none;
    transition: all var(--transition-fast);
}

.project-star-btn.active {
    color: #F59E0B;
    background: rgba(245, 158, 11, 0.15);
}

.project-star-btn:hover {
    color: #F59E0B;
    background: rgba(245, 158, 11, 0.2);
    transform: scale(1.1);
}

/* 星标项目卡片样式 */
.project-card.starred {
    border-color: rgba(245, 158, 11, 0.3);
    background: linear-gradient(135deg, rgba(254, 243, 199, 0.3) 0%, rgba(255, 255, 255, 1) 100%);
}

.project-card.starred::before {
    opacity: 0;
}

.project-card.starred::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%);
}

.project-edit-btn,
.project-delete-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
}

.project-edit-btn {
    background: rgba(124, 58, 237, 0.1);
    color: var(--primary-purple);
    border: none;
}

.project-edit-btn:hover {
    background: rgba(124, 58, 237, 0.2);
}

/* 小号模态框 */
.modal-sm {
    max-width: 400px;
}

/* ================================
   删除确认模态框 - 精美设计
   ================================ */
.modal-delete {
    max-width: 420px;
    text-align: center;
    padding: 0;
    overflow: hidden;
}

.modal-delete-icon {
    background: linear-gradient(135deg, #FEE2E2 0%, #FECACA 100%);
    padding: var(--spacing-xl) 0;
    position: relative;
}

.modal-delete-icon::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 0;
    right: 0;
    height: 40px;
    background: white;
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

.delete-icon-circle {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 8px 24px rgba(239, 68, 68, 0.4);
    animation: bounceIn 0.5s ease;
}

.delete-icon-circle svg {
    width: 32px;
    height: 32px;
    color: white;
}

@keyframes bounceIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }

    50% {
        transform: scale(1.1);
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-delete-content {
    padding: var(--spacing-lg) var(--spacing-xl);
    padding-top: var(--spacing-md);
}

.modal-delete-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-sm);
}

.modal-delete-desc {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.modal-delete-preview {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    text-align: left;
}

.preview-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.preview-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.preview-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-800);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.preview-meta {
    font-size: 12px;
    color: var(--gray-500);
}

.modal-delete-actions {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    padding-top: 0;
}

.modal-delete-actions .btn {
    flex: 1;
}

/* 实心危险按钮 */
.btn-danger-solid {
    background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-danger-solid:hover {
    background: linear-gradient(135deg, #DC2626 0%, #B91C1C 100%);
    box-shadow: 0 6px 16px rgba(239, 68, 68, 0.4);
    transform: translateY(-1px);
}

/* 大号按钮 */
.btn-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-lg);
}

/* ================================
   编辑项目模态框 - 精美设计
   ================================ */
.modal-edit {
    max-width: 480px;
    padding: 0;
    overflow: hidden;
}

.modal-edit-header {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    padding: var(--spacing-xl);
    position: relative;
    display: flex;
    justify-content: center;
}

.modal-edit-header::after {
    content: '';
    position: absolute;
    bottom: -16px;
    left: 0;
    right: 0;
    height: 32px;
    background: white;
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

.modal-edit-icon {
    width: 80px;
    height: 80px;
    background: white;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    animation: bounceIn 0.5s ease;
}

.modal-close-btn {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 10;
}

.modal-edit-title-section {
    text-align: center;
    padding: var(--spacing-md) var(--spacing-xl);
}

.modal-edit-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--spacing-xs);
}

.modal-edit-subtitle {
    font-size: 14px;
    color: var(--gray-500);
    margin: 0;
}

.modal-edit-form {
    padding: 0 var(--spacing-xl);
}

.form-group-enhanced {
    margin-bottom: var(--spacing-lg);
}

.form-label-enhanced {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: var(--spacing-sm);
}

.form-label-enhanced svg {
    width: 16px;
    height: 16px;
    color: var(--primary-purple);
}

.form-input-enhanced {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 15px;
    color: var(--gray-800);
    background: var(--gray-50);
    transition: all var(--transition-fast);
}

.form-input-enhanced:focus {
    outline: none;
    border-color: var(--primary-purple);
    background: white;
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
}

.form-input-enhanced::placeholder {
    color: var(--gray-400);
}

.form-textarea-enhanced {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 15px;
    color: var(--gray-800);
    background: var(--gray-50);
    transition: all var(--transition-fast);
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
    line-height: 1.6;
}

.form-textarea-enhanced:focus {
    outline: none;
    border-color: var(--primary-purple);
    background: white;
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
}

.form-textarea-enhanced::placeholder {
    color: var(--gray-400);
}

.form-char-count {
    display: block;
    text-align: right;
    font-size: 12px;
    color: var(--gray-400);
    margin-top: var(--spacing-xs);
}

.modal-edit-actions {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
}

.modal-edit-actions .btn {
    flex: 1;
}

/* ================================
   模态框
   ================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.modal {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow: auto;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--gray-100);
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-900);
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-top: 1px solid var(--gray-100);
}

/* ================================
   表单元素
   ================================ */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--spacing-sm);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    font-size: 14px;
    color: var(--gray-800);
    background: white;
    transition: all var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.form-input::placeholder {
    color: var(--gray-400);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

/* 项目类型选择器 */
.project-type-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.project-type-card {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-xs);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    background: white;
}

.project-type-card:hover {
    border-color: var(--primary-purple);
    background: rgba(124, 58, 237, 0.05);
}

.project-type-card.active {
    border-color: var(--primary-purple);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
}

.project-type-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-700);
    white-space: nowrap;
}

.project-type-card.active .project-type-label {
    color: var(--primary-purple);
}

.project-type-desc {
    font-size: 12px;
    color: var(--gray-500);
    margin: 0;
    padding: var(--spacing-xs) 0;
    text-align: center;
}

@media (max-width: 768px) {
    .project-type-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 项目设定模态框 */
.project-settings-info {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.05) 0%, rgba(59, 130, 246, 0.05) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.settings-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--primary-gradient);
    color: white;
    font-weight: 600;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-sm);
}

.settings-desc {
    font-size: 13px;
    color: var(--gray-600);
    margin: 0;
}

.form-hint {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: var(--spacing-xs);
}

.form-label-hint {
    font-size: 11px;
    font-weight: 400;
    color: var(--gray-400);
    margin-left: var(--spacing-sm);
}

.form-radio-group {
    display: flex;
    gap: var(--spacing-md);
}

.form-radio-option {
    flex: 1;
    position: relative;
}

.form-radio-option input {
    position: absolute;
    opacity: 0;
}

.form-radio-option label {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-radio-option input:checked+label {
    border-color: var(--primary-purple);
    background: rgba(124, 58, 237, 0.05);
}

.form-radio-option label span:first-child {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-800);
}

.form-radio-option label span:last-child {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: var(--spacing-xs);
}

/* ================================
   设置页面
   ================================ */
.settings-page {
    max-width: 600px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.settings-section {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.settings-section-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.settings-section-title svg {
    color: var(--primary-purple);
}

/* ================================
   编辑器页面
   ================================ */
.editor-page {
    display: flex;
    height: calc(100vh - 60px);
    background: var(--gray-50);
}

.editor-sidebar {
    width: 240px;
    background: white;
    border-right: 1px solid var(--gray-200);
    display: flex;
    flex-direction: column;
}

.editor-sidebar-tabs {
    display: flex;
    border-bottom: 1px solid var(--gray-200);
}

.editor-sidebar-tab {
    flex: 1;
    padding: var(--spacing-md);
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-500);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.editor-sidebar-tab:hover {
    color: var(--gray-700);
    background: var(--gray-50);
}

.editor-sidebar-tab.active {
    color: var(--primary-purple);
    background: var(--gray-50);
}

.editor-sidebar-tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-gradient);
}

.editor-sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

.editor-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.editor-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: white;
    border-bottom: 1px solid var(--gray-200);
}

.editor-title-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.editor-back-btn {
    color: var(--gray-500);
}

.editor-back-btn:hover {
    color: var(--gray-700);
}

.editor-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-900);
}

.editor-episode-count {
    font-size: 14px;
    color: var(--gray-500);
}

.editor-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.editor-content {
    flex: 1;
    overflow: auto;
    padding: var(--spacing-lg);
}

/* ================================
   剧集列表
   ================================ */
.episode-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.episode-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 14px;
    color: var(--gray-700);
}

.episode-item:hover {
    background: var(--gray-100);
}

.episode-item.active {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border-color: var(--primary-purple);
    color: var(--primary-purple);
    font-weight: 500;
}

.add-episode-btn {
    width: 100%;
    padding: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--gray-500);
    font-size: 20px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.add-episode-btn:hover {
    border-color: var(--primary-purple);
    color: var(--primary-purple);
    background: rgba(124, 58, 237, 0.05);
}

/* ================================
   脚本编辑器
   ================================ */
.script-editor-container {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.script-editor-toolbar {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gray-200);
    flex-wrap: wrap;
}

.script-editor-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
    margin-right: auto;
}

.script-textarea {
    flex: 1;
    width: 100%;
    padding: var(--spacing-lg);
    border: none;
    outline: none;
    resize: none;
    font-family: 'SF Mono', 'Consolas', 'Liberation Mono', monospace;
    font-size: 14px;
    line-height: 1.8;
    color: var(--gray-800);
    background: var(--gray-50);
}

.script-textarea::placeholder {
    color: var(--gray-400);
}

/* ================================
   大纲编辑器
   ================================ */
.outline-editor {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.outline-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gray-200);
}

.outline-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    padding: var(--spacing-xl);
}

.outline-empty p {
    margin-bottom: var(--spacing-md);
}

.outline-content {
    flex: 1;
    overflow: auto;
}

.outline-textarea {
    width: 100%;
    height: 100%;
    padding: var(--spacing-lg);
    border: none;
    outline: none;
    resize: none;
    font-size: 14px;
    line-height: 1.8;
    color: var(--gray-800);
}

/* ================================
   角色管理
   ================================ */
.character-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.character-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-fast);
}

.character-card:hover {
    box-shadow: var(--shadow-md);
}

.character-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.character-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 16px;
}

.character-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-900);
}

.character-bio {
    font-size: 13px;
    color: var(--gray-600);
    margin-bottom: var(--spacing-sm);
}

.character-appearance {
    font-size: 12px;
    color: var(--gray-500);
    padding: var(--spacing-sm);
    background: var(--gray-50);
    border-radius: var(--radius-sm);
}

.add-character-btn {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px dashed var(--gray-300);
    border-radius: var(--radius-lg);
    background: transparent;
    color: var(--gray-500);
    font-size: 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.add-character-btn:hover {
    border-color: var(--primary-purple);
    color: var(--primary-purple);
    background: rgba(124, 58, 237, 0.05);
}

/* ================================
   空状态
   ================================ */
.empty-state-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--gray-400);
    text-align: center;
    padding: var(--spacing-xl);
}

.empty-state-container svg {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state-container p {
    font-size: 14px;
}

/* ================================
   加载动画
   ================================ */
.loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-200);
    border-top-color: var(--primary-purple);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ================================
   Toast通知
   ================================ */
.toast-container {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 2000;
}

.toast {
    background: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    margin-top: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast-success {
    border-left: 4px solid var(--success-green);
}

.toast-error {
    border-left: 4px solid var(--danger-red);
}

.toast-info {
    border-left: 4px solid var(--primary-purple);
}

/* ================================
   二维码浮窗
   ================================ */
.qr-popup {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-md);
    z-index: 50;
}

.qr-popup img {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-md);
}

.qr-popup p {
    text-align: center;
    font-size: 12px;
    color: var(--success-green);
    margin-top: var(--spacing-sm);
}

/* ================================
   响应式适配
   ================================ */
@media (max-width: 768px) {
    .navbar {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .page-wrapper {
        padding: var(--spacing-md);
    }

    .hero-title {
        font-size: 28px;
    }

    .editor-page {
        flex-direction: column;
        height: auto;
        min-height: calc(100vh - 60px);
    }

    .editor-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--gray-200);
    }

    .editor-sidebar-content {
        max-height: 200px;
    }

    .modal {
        width: 95%;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .qr-popup {
        display: none;
    }
}

/* ================================
   镜头提示词样式
   ================================ */
.shots-view {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.shots-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.shots-header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.shots-count {
    font-size: 14px;
    color: var(--gray-500);
}

.shots-header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* 格式切换器 */
.format-toggle {
    display: flex;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    padding: 2px;
}

.format-toggle-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 12px;
    font-weight: 500;
    border: none;
    background: transparent;
    color: var(--gray-600);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.format-toggle-btn.active {
    background: white;
    color: var(--primary-purple);
    box-shadow: var(--shadow-sm);
}

/* 镜头网格 - 自适应网格布局 */
.shots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
    flex: 1;
    overflow-y: auto;
    padding-bottom: var(--spacing-lg);
}

/* 限制每行最多4个卡片 */
@media (min-width: 1400px) {
    .shots-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* 镜头卡片 */
.shot-card {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-fast);
    position: relative;
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.shot-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-purple);
}

.shot-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.05) 0%, rgba(59, 130, 246, 0.05) 100%);
    border-bottom: 1px solid var(--gray-100);
}

.shot-card-number {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.shot-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 var(--spacing-sm);
    background: var(--primary-gradient);
    color: white;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.shot-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 12px;
    color: var(--gray-500);
}

.shot-card-actions {
    display: flex;
    gap: var(--spacing-xs);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.shot-card:hover .shot-card-actions {
    opacity: 1;
}

.shot-card-body {
    padding: var(--spacing-md);
}

.shot-info-row {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-size: 13px;
}

.shot-info-label {
    min-width: 50px;
    color: var(--gray-500);
    flex-shrink: 0;
}

.shot-info-value {
    color: var(--gray-800);
    flex: 1;
}

.shot-prompt-preview {
    background: var(--gray-50);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 12px;
    color: var(--gray-700);
    line-height: 1.6;
    max-height: 120px;
    overflow: hidden;
    position: relative;
}

.shot-prompt-preview.expanded {
    max-height: none;
}

.shot-prompt-preview::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: linear-gradient(transparent, var(--gray-50));
    pointer-events: none;
}

.shot-prompt-preview.expanded::after {
    display: none;
}

.shot-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    border-top: 1px solid var(--gray-100);
    background: var(--gray-50);
}

.shot-expand-btn {
    font-size: 12px;
    color: var(--primary-purple);
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.shot-expand-btn:hover {
    text-decoration: underline;
}

.shot-copy-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 12px;
    font-weight: 500;
    color: var(--gray-600);
    background: white;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.shot-copy-btn:hover {
    border-color: var(--primary-purple);
    color: var(--primary-purple);
}

.shot-copy-btn.copied {
    background: var(--success-green);
    border-color: var(--success-green);
    color: white;
}

/* 镜头空状态 */
.shots-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 300px;
    color: var(--gray-500);
    text-align: center;
}

.shots-empty svg {
    width: 64px;
    height: 64px;
    color: var(--gray-300);
    margin-bottom: var(--spacing-md);
}

.shots-empty p {
    font-size: 14px;
    margin-bottom: var(--spacing-lg);
}

/* 镜头编辑模态框 */
.shot-edit-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.shot-edit-grid .form-group.full-width {
    grid-column: span 2;
}

/* 占位视图 - 用于未实现的功能 */
.placeholder-view {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 400px;
    color: var(--gray-500);
    text-align: center;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.03) 0%, rgba(59, 130, 246, 0.03) 100%);
    border-radius: var(--radius-xl);
    border: 2px dashed var(--gray-200);
}

.placeholder-view svg {
    width: 64px;
    height: 64px;
    color: var(--gray-300);
    margin-bottom: var(--spacing-md);
}

.placeholder-view h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--gray-700);
    margin: 0 0 var(--spacing-sm);
}

.placeholder-view p {
    font-size: 14px;
    margin-bottom: var(--spacing-lg);
    max-width: 300px;
}

/* 复制成功动画 */
@keyframes copyPulse {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }

    100% {
        transform: scale(1);
    }
}

.copy-success {
    animation: copyPulse 0.3s ease;
}

/* 加载动画 */
.loading-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-purple);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* 响应式 - 镜头卡片 */
@media (max-width: 768px) {
    .shots-grid {
        grid-template-columns: 1fr;
    }

    .shots-header {
        flex-direction: column;
        align-items: stretch;
    }

    .shots-header-right {
        justify-content: space-between;
    }

    .shot-edit-grid {
        grid-template-columns: 1fr;
    }

    .shot-edit-grid .form-group.full-width {
        grid-column: span 1;
    }
}