/* ==========================================================================
   placeholder.css — 占位页面样式（功能建设中）
   类别：页面（placeholder 视图专用，各工具页复用）
   ========================================================================== */

.placeholder-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
}

.placeholder-card {
    text-align: center;
    max-width: 460px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    padding: 44px 40px;
    box-shadow: var(--shadow-card);
}

.placeholder-icon {
    font-size: 3.2rem;
    color: var(--accent);
    filter: drop-shadow(0 0 12px rgba(34, 211, 238, 0.5));
    margin-bottom: 16px;
}

.placeholder-title {
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 10px;
}

.placeholder-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.placeholder-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--orange);
    background: rgba(251, 191, 36, 0.12);
    border: 1px solid rgba(251, 191, 36, 0.2);
}

.placeholder-badge iconify-icon { font-size: 1rem; }