/* Dark Theme for LazySo Consistency */
:root {
  --bg-color: #0e1117;
  --header-bg: #0e1117;
  --card-bg: #161b22;
  --text-primary: #e5e7eb;
  --text-secondary: #9ca3af;
  --border-color: #30363d;
  --accent-color: #8b5cf6;
  --hover-bg: #1f2937;
  --code-bg: #0d1117;
}

body {
    font-family: 'Segoe UI', 'PingFang SC', 'Hiragino Sans', Arial, sans-serif;
    background: var(--bg-color);
    margin: 0;
    color: var(--text-primary);
    padding-bottom: 80px;
}
header {
    background: var(--header-bg);
    padding: 48px 0 28px 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
    box-shadow: none;
}
.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.subtitle {
    font-size: 18px;
    color: var(--text-secondary);
}
.desc {
    color: #6b7280;
    margin: 12px 0 24px 0;
}
.toolbar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}
#category-list {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    justify-content: center;
    margin-bottom: 32px;
}
.category-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 7px 22px;
    font-size: 15px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
    font-weight: 500;
}
.category-btn.active, .category-btn:hover {
    background: var(--accent-color);
    color: #fff;
    border-color: var(--accent-color);
}
#search-input {
    padding: 10px 20px;
    border-radius: 18px;
    border: 1px solid var(--border-color);
    font-size: 16px;
    outline: none;
    width: 260px;
    background: var(--card-bg);
    color: var(--text-primary);
}
#search-input:focus {
    border-color: var(--accent-color);
}
.fav-title {
    margin: 48px auto 16px auto;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 1px;
    max-width: 900px;
    color: var(--text-primary);
}
.fav-heart {
    color: #f44336;
}
.prompt-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 18px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
}
.prompt-card {
    background: var(--card-bg);
    border-radius: 16px;
    border: 1px solid var(--border-color);
    width: 280px;
    min-height: 160px;
    display: flex;
    flex-direction: column;
    padding: 20px;
    box-sizing: border-box;
    transition: transform 0.2s, border-color 0.2s;
    position: relative;
}
.prompt-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-color);
    box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.prompt-title {
    font-weight: 700;
    font-size: 16px;
    margin-bottom: 8px;
    color: var(--text-primary);
}
.prompt-category {
    font-size: 12px;
    color: var(--text-secondary);
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-color);
    padding: 2px 8px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 12px;
}
.prompt-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    flex: 1;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}
.card-actions {
    margin-top: 16px;
    display: flex;
    justify-content: flex-end;
}
.action-btn {
    background: var(--accent-color);
    color: #fff;
    border: none;
    padding: 6px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    transition: opacity 0.2s;
}
.action-btn:hover {
    opacity: 0.9;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}
.modal-overlay.hidden {
    display: none;
}
.modal-content {
    background: #161b22;
    padding: 32px;
    border-radius: 16px;
    max-width: 600px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
    color: var(--text-primary);
}
.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-secondary);
    line-height: 1;
}
.close-modal:hover {
    color: #fff;
}
.modal-divider {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 20px 0;
}
.copy-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}
.copy-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}
.prompt-tag {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-color);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 13px;
    margin-right: 8px;
}