/* Navigation Bar */
.navbar {
    background-color: #fff;
    border-bottom: 1px solid var(--color-border);
    padding: 0 var(--spacing-lg);
    height: 60px;
    display: flex;
    align-items: center;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}

.navbar-brand {
    font-size: var(--font-size-lg);
    font-weight: bold;
    color: var(--color-primary);
    margin-right: 40px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.navbar-nav {
    display: flex;
    gap: 20px;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    padding: 8px 12px;
    border-radius: var(--border-radius-md);
    transition: all 0.3s;
}

.nav-link:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.nav-link.active {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
    font-weight: bold;
}
:root {
    /* 主题色 */
    --color-primary: #7c3aed;
    --color-primary-hover: #6d28d9;
    --color-primary-light: #ede9fe;

    /* 状态色 */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #3b82f6;

    /* 中性色 */
    --color-text: #1f2937;
    --color-text-secondary: #6b7280;
    --color-border: #e5e7eb;
    --color-bg: #f9fafb;

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

    /* 字体大小 */
    --font-size-xs: 11px;
    --font-size-sm: 12px;
    --font-size-base: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 24px;

    /* 组件尺寸 */
    --button-height: 32px;
    --input-height: 32px;
    --table-row-height: 40px;

    /* 圆角 */
    --border-radius-sm: 4px;
    --border-radius-md: 6px;
    --border-radius-lg: 8px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--color-bg);
    color: var(--color-text);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-lg);
}

h1, h2, h3 {
    color: var(--color-text);
}

.card {
    background: #fff;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.btn {
    display: inline-block;
    padding: 0 var(--spacing-md);
    height: var(--button-height);
    line-height: var(--button-height);
    border-radius: var(--border-radius-md);
    text-decoration: none;
    cursor: pointer;
    border: none;
    font-size: var(--font-size-base);
    transition: background 0.3s;
    box-sizing: border-box;
}

.btn-sm {
    height: 24px;
    line-height: 24px;
    padding: 0 var(--spacing-sm);
    font-size: var(--font-size-sm);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
}

.btn-secondary {
    background-color: #FFFFFF;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary-light);
}

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    font-size: var(--font-size-base);
}

.form-control {
    width: 100%;
    height: var(--input-height);
    padding: 0 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    box-sizing: border-box;
    font-size: var(--font-size-base);
}

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

.form-row {
    display: flex;
    gap: var(--spacing-lg);
}

.form-col {
    flex: 1;
}

/* Tag Styles */
.tag {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: var(--font-size-sm);
    margin-right: 5px;
}

.tag-blue { background: var(--color-primary-light); color: var(--color-primary); }
.tag-green { background: #d1fae5; color: var(--color-success); }
.tag-red { background: #fee2e2; color: var(--color-error); }

/* List Styles */
.list-item {
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.list-item:last-child {
    border-bottom: none;
}

/* Layout for Reach/Collaboration Page */
.split-view {
    display: flex;
    gap: var(--spacing-lg);
}

.left-panel {
    flex: 1;
}

.right-panel {
    flex: 2;
}

/* Mobile Simulation */
.mobile-frame {
    width: 375px;
    height: 812px;
    border: 10px solid #1f2937;
    border-radius: 30px;
    margin: 20px auto;
    background: var(--color-bg);
    overflow: hidden;
    position: relative;
    box-shadow: 0 0 20px rgba(0,0,0,0.2);
}

.mobile-header {
    background: #fff;
    padding: var(--spacing-md);
    text-align: center;
    border-bottom: 1px solid var(--color-border);
    font-weight: bold;
    font-size: var(--font-size-lg);
}

.mobile-content {
    padding: var(--spacing-md);
    height: calc(100% - 110px);
    overflow-y: auto;
}

.mobile-footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    background: #fff;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: space-around;
    padding: 10px 0;
}

.nav-item {
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

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

/* Modal Styles */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    background: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    width: 400px;
    max-width: 90%;
    position: relative;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 10px;
}

.modal-close {
    cursor: pointer;
    font-size: 20px;
    color: var(--color-text-secondary);
}

.poster-preview {
    background: linear-gradient(135deg, var(--color-primary), #2c3e50);
    color: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-lg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.poster-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    border-bottom: 1px dashed rgba(255,255,255,0.3);
    padding-bottom: 10px;
}

.poster-route {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.poster-details {
    background: rgba(255,255,255,0.1);
    padding: 10px;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-base);
    text-align: left;
    margin-bottom: 15px;
}

.poster-details p {
    margin: 5px 0;
}

.poster-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
    background: white;
    color: var(--color-text);
    padding: 10px;
    border-radius: var(--border-radius-sm);
}

.qr-placeholder {
    width: 60px;
    height: 60px;
    background: #eee;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: #999;
}

.poster-contact {
    text-align: left;
    font-size: var(--font-size-sm);
}

.share-options {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

.share-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    font-size: var(--font-size-sm);
}

.share-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.icon-wechat { background: #07c160; }
.icon-download { background: var(--color-primary); }
.icon-copy { background: var(--color-warning); }

/* Tag Selector Styles */
.tag-selector {
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 4px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 5px;
    min-height: 32px;
    background-color: white;
    cursor: text;
}

.tag-input {
    border: none;
    outline: none;
    flex: 1;
    min-width: 150px;
    padding: 4px;
    font-size: var(--font-size-base);
    height: 24px; /* Align with tags */
    margin: 0;
}

.selected-tag {
    background-color: var(--color-primary-light);
    color: var(--color-primary);
    padding: 2px 8px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: var(--font-size-sm);
}

.selected-tag .remove-tag {
    cursor: pointer;
    font-weight: bold;
}

.tag-suggestions {
    margin-top: 5px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag-pill {
    background-color: #e6f7ff;
    color: #1890ff;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: all 0.2s;
    border: 1px solid #bae7ff;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.tag-pill:hover {
    background-color: #bae7ff;
}

.tag-pill.custom-add {
    background-color: #f6ffed;
    color: #52c41a;
    border-color: #b7eb8f;
}

.tag-pill.custom-add:hover {
    background-color: #d9f7be;
}