/* 春风AI 首页样式 */
.home-page { display: flex; flex-direction: column; height: 100vh; }
.home-body { display: flex; flex: 1; overflow: hidden; }

.main-content {
    flex: 1; overflow-y: auto;
    display: flex; flex-direction: column; align-items: center;
    justify-content: flex-start; padding-top: 80px;
}
.hero-section { text-align: center; max-width: 800px; width: 100%; }
.hero-title {
    display: flex; align-items: center; justify-content: center; gap: 12px;
    font-size: 32px; font-weight: 600; margin-bottom: 12px; color: #141414;
}
.hero-title img { width: 32px; height: 32px; object-fit: contain; }
.hero-subtitle { font-size: 14px; color: #999; margin-bottom: 32px; }

/* 输入框 */
.input-container {
    background: #fafafa; border: 1px solid #e5e5e5; border-radius: 16px;
    padding: 16px; max-width: 700px; margin: 0 auto; transition: all .3s;
}
.input-area {
    width: 100%; min-height: 60px; border: none; outline: none;
    background: transparent; font-size: 16px; color: #141414;
    resize: none; font-family: inherit;
}
.input-area::placeholder { color: #999; }
.input-toolbar { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; }
.toolbar-left { display: flex; gap: 8px; }
.toolbar-right { display: flex; gap: 8px; }
.tool-btn {
    width: 32px; height: 32px; border-radius: 16px; border: 1px solid #e5e5e5;
    background: #fff; display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: all .2s;
}
.tool-btn:hover { background: #f5f5f5; border-color: #ccc; }
.tool-btn svg { width: 16px; height: 16px; color: #666; }
.send-btn {
    width: 36px; height: 36px; border-radius: 18px;
    background: linear-gradient(135deg, #e6f9f0 0%, #b8ecd3 100%);
    border: 1px solid #80e0b8; display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: all .2s;
}
.send-btn:hover:not(:disabled) { transform: translateY(-2px); box-shadow: 0 4px 8px rgba(0,195,117,.3); }
.send-btn svg { width: 18px; height: 18px; color: #00c375; }
.send-btn:disabled { background: #f5f5f5; border-color: #e5e5e5; cursor: not-allowed; }
.send-btn:disabled svg { color: #ccc; }

/* 提示标签 */
.hint-tags { display: flex; justify-content: center; gap: 12px; margin-top: 20px; flex-wrap: nowrap; overflow: visible; }
.hint-tag {
    background: linear-gradient(135deg, #edfef9 0%, #f5fbfe 100%); border: 1px solid #cfeafb; padding: 8px 16px;
    border-radius: 20px; font-size: 12.5px; color: #141414; cursor: pointer;
    transition: all .2s; display: inline-flex; align-items: center; gap: 6px;
    white-space: nowrap; width: auto;
}
.hint-tag:hover { transform: translateY(-2px); box-shadow: 0 4px 8px rgba(0,195,160,.15); }

@media (max-width: 768px) {
    .hero-title { font-size: 22px; }
    .hero-title img { width: 26px; height: 26px; }
    .hero-subtitle { font-size: 13px; margin-bottom: 20px; }
    .hero-section { padding: 0 16px; }
    .input-container { padding: 12px; max-width: 100%; }
    .hint-tags { gap: 8px; flex-wrap: wrap; }
    .hint-tag { font-size: 12px; padding: 6px 12px; }
    .history-panel {
        position: fixed; left: -280px; top: 0; bottom: 0; z-index: 100;
        box-shadow: none; transition: left .3s, box-shadow .3s;
        padding-top: 60px;
    }
    .history-panel.mobile-open {
        left: 0; box-shadow: 4px 0 16px rgba(0,0,0,.15);
    }
    .main-content { padding-top: 70px; }
}