/* css/base.css - 所有工具共享的基础样式 */
:root {
    --bg-primary: #0f0f1a;
    --bg-secondary: rgba(255,255,255,0.05);
    --bg-card: rgba(255,255,255,0.06);
    --border: rgba(255,255,255,0.1);
    --text-primary: #fff;
    --text-secondary: rgba(255,255,255,0.7);
    --text-muted: rgba(255,255,255,0.4);
    --accent: #7c5cff;
    --accent-light: rgba(124, 92, 255, 0.2);
    --danger: #ff6b6b;
    --warning: #ffa726;
    --success: #66bb6a;
    --info: #42a5f5;
}

:root.light {
    --bg-primary: #f0f2f5;
    --bg-secondary: rgba(0,0,0,0.04);
    --bg-card: rgba(255,255,255,0.95);
    --border: rgba(0,0,0,0.08);
    --text-primary: #1a1a2e;
    --text-secondary: rgba(0,0,0,0.65);
    --text-muted: rgba(0,0,0,0.35);
    --accent: #6c4cff;
    --accent-light: rgba(108, 76, 255, 0.1);
}

/* 通用组件样式 */
.tool-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    transition: border-color 0.2s, transform 0.2s;
}

.tool-card:hover {
    border-color: rgba(124, 92, 255, 0.3);
    transform: translateY(-2px);
}

.tool-btn {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.tool-btn:hover { transform: scale(1.05); }

.input-field {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 15px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
}

.input-field::placeholder { color: var(--text-muted); }
.input-field:focus { border-color: var(--accent); }

.primary-btn {
    padding: 12px 32px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, #7c5cff, #6c4cff);
    color: white;
    font-size: 15px;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(124, 92, 255, 0.4);
}

.secondary-btn {
    padding: 12px 24px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    cursor: pointer;
}