/* ============================================================
   home.css - 瑞格米首页样式
   ============================================================ */

/* ===== 问候横幅 ===== */
.greeting-banner {
    background: var(--ba-card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--ba-card-border);
    border-radius: var(--ba-radius-lg);
    padding: 12px 20px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--ba-card-shadow);
    transition: all 0.3s;
}
.greeting-banner:hover {
    box-shadow: var(--ba-card-shadow-hover);
}
.greeting-banner .greeting-icon {
    font-size: 28px;
    flex-shrink: 0;
}
.greeting-banner .greeting-text {
    flex: 1;
}
.greeting-banner .greeting-text .time-greeting {
    font-size: 14px;
    font-weight: 600;
    color: var(--ba-accent);
}
.greeting-banner .greeting-text .sub-greeting {
    font-size: 13px;
    color: var(--ba-text-muted);
}

/* ===== 发帖区域 ===== */
.composer-card {
    background: var(--ba-card-bg);
    border-radius: var(--ba-radius-lg);
    padding: 16px 20px 20px;
    margin-bottom: 20px;
    border: 1px solid var(--ba-card-border);
    box-shadow: var(--ba-card-shadow);
    transition: box-shadow 0.35s ease, border-color 0.35s ease;
}
.composer-card:hover {
    box-shadow: var(--ba-card-shadow-hover);
    border-color: rgba(122,92,45,0.2);
}
.composer-card .composer-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}
.composer-card .composer-header .post-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    background: #e0e0e0;
    border: 2px solid rgba(122,92,45,0.2);
    transition: border-color 0.2s;
    flex-shrink: 0;
}
.composer-card .composer-header .composer-label {
    font-weight: 500;
    color: var(--ba-text-secondary);
    font-size: 14px;
}
.composer-card textarea {
    width: 100%;
    min-height: 80px;
    padding: 12px 16px;
    border: 2px solid rgba(150,170,190,0.2);
    border-radius: 12px;
    font-size: 15px;
    font-family: inherit;
    line-height: 1.6;
    background: rgba(255,255,255,0.3);
    color: var(--ba-text);
    resize: vertical;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}
.composer-card textarea:focus {
    border-color: var(--ba-accent);
    box-shadow: 0 0 0 3px rgba(122,92,45,0.08);
}
.composer-card textarea::placeholder {
    color: var(--ba-text-light);
}
.composer-card .image-preview-area {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}
.composer-card .image-preview-area .preview-item {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid rgba(150,170,190,0.2);
}
.composer-card .image-preview-area .preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.composer-card .image-preview-area .preview-item .remove-btn {
    position: absolute;
    top: -6px;
    right: -6px;
    width: 22px;
    height: 22px;
    background: #e74c3c;
    color: #fff;
    border: none;
    border-radius: 50%;
    font-size: 14px;
    line-height: 22px;
    text-align: center;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    transition: transform 0.2s;
}
.composer-card .image-preview-area .preview-item .remove-btn:hover {
    transform: scale(1.1);
}

/* ===== 上传进度条 ===== */
#uploadProgressContainer {
    display: none;
    margin-top: 10px;
}
#uploadProgressContainer .progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--ba-text-muted);
    margin-bottom: 4px;
}
#uploadProgressContainer .progress-track {
    width: 100%;
    height: 4px;
    background: rgba(150,170,190,0.2);
    border-radius: 4px;
    overflow: hidden;
}
#uploadProgressContainer .progress-bar {
    width: 0%;
    height: 100%;
    background: var(--ba-accent);
    border-radius: 4px;
    transition: width 0.3s ease;
}

/* ===== 发帖工具栏 ===== */
.composer-card .composer-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 12px;
    flex-wrap: wrap;
    gap: 8px;
}
.composer-card .composer-toolbar .left-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}
.composer-card .composer-toolbar .left-actions .icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(150,170,190,0.2);
    background: transparent;
    color: var(--ba-text-muted);
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    font-size: 20px;
}
.composer-card .composer-toolbar .left-actions .icon-btn:hover {
    background: rgba(122,92,45,0.08);
    color: var(--ba-accent);
    border-color: var(--ba-accent);
}
.composer-card .composer-toolbar .right-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.composer-card .composer-toolbar .char-count {
    font-size: 13px;
    color: var(--ba-text-muted);
}
.composer-card .composer-toolbar .char-count.warning {
    color: #f39c12;
}
.composer-card .composer-toolbar .char-count.danger {
    color: #e74c3c;
}
.composer-card .composer-toolbar .submit-btn {
    padding: 8px 24px;
    border-radius: 30px;
    border: none;
    background: var(--ba-accent);
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
    font-family: inherit;
}
.composer-card .composer-toolbar .submit-btn:hover {
    background: var(--ba-accent-dark);
    transform: scale(1.02);
}
.composer-card .composer-toolbar .submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .composer-card .composer-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    .composer-card .composer-toolbar .right-actions {
        justify-content: flex-end;
    }
}
@media (max-width: 480px) {
    .greeting-banner { padding: 10px 14px; }
    .greeting-banner .greeting-icon { font-size: 20px; }
    .composer-card { padding: 12px 14px 16px; }
    .composer-card textarea { min-height: 60px; font-size: 14px; }
}

/* ============================================================
   Logo 样式（左上角 + 页脚）
   ============================================================ */

/* ===== 左上角 Logo ===== */
.app-logo {
    height: 34px;
    width: auto;
    display: block;
    object-fit: contain;
    max-height: 34px;
}

/* 如果图片加载失败，显示文字备用 */
.app-title {
    font-family: 'Playfair Display', serif;
    color: var(--ba-accent);
    font-size: 18px;
    font-weight: 700;
}

/* ===== 页脚 Logo ===== */
.footer-logo-img {
    height: 36px;
    width: auto;
    display: inline-block;
    object-fit: contain;
    opacity: 0.7;
    transition: opacity 0.3s ease;
    max-height: 36px;
}
.footer-logo-img:hover {
    opacity: 1;
}

@media (prefers-color-scheme: dark) {
    .footer-logo-img {
        filter: brightness(0.9);
    }
}

/* ===== 响应式 Logo 尺寸 ===== */
@media (max-width: 1024px) {
    .app-logo {
        height: 30px;
        max-height: 30px;
    }
    .footer-logo-img {
        height: 32px;
        max-height: 32px;
    }
}

@media (max-width: 768px) {
    .app-logo {
        height: 28px;
        max-height: 28px;
    }
    .footer-logo-img {
        height: 28px;
        max-height: 28px;
    }
}

@media (max-width: 480px) {
    .app-logo {
        height: 24px;
        max-height: 24px;
    }
    .footer-logo-img {
        height: 24px;
        max-height: 24px;
    }
}