/* ============================================
   职光 - 温暖治愈风设计（基于参考图重构）
   ============================================ */

:root {
    /* === 核心色板 === */
    --bg-gradient: linear-gradient(160deg, #FCE4C8 0%, #FCF0E0 40%, #FFF8F0 70%, #FFFDF8 100%);
    --color-card: #FFFFFF;
    --color-card-alt: #FFFBF6;

    /* 强调色 */
    --color-primary: #FF8B66;
    --color-primary-hover: #FF7650;
    --color-primary-bg: rgba(255, 139, 102, 0.12);
    --color-primary-bg-hover: rgba(255, 139, 102, 0.20);

    /* 辅助色（柔和糖果色） */
    --color-mint: #7DD3C0;
    --color-mint-bg: rgba(125, 211, 192, 0.15);
    --color-lavender: #C5B9E0;
    --color-lavender-bg: rgba(197, 185, 224, 0.15);
    --color-rose: #FFB5B5;
    --color-rose-bg: rgba(255, 181, 181, 0.15);
    --color-gold: #F5B971;
    --color-gold-bg: rgba(245, 185, 113, 0.15);

    /* 文字色 */
    --color-text: #2C2C2C;
    --color-text-secondary: #6B6B6B;
    --color-text-tertiary: #9E9E9E;

    /* 状态色 */
    --color-success: #7DD3C0;
    --color-warning: #F5B971;
    --color-danger: #FF8A80;

    /* 阴影 — 不用描边，只用柔光制造层级 */
    --shadow-xs: 0 1px 3px rgba(0,0,0,0.04);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.06), 0 1px 4px rgba(0,0,0,0.04);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.07), 0 2px 8px rgba(0,0,0,0.04);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.08);

    /* 圆角 — 超大圆角 + 药丸 */
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 24px;
    --radius-pill: 999px;

    /* 间距 */
    --space-2: 2px;
    --space-4: 4px;
    --space-6: 6px;
    --space-8: 8px;
    --space-10: 10px;
    --space-12: 12px;
    --space-14: 14px;
    --space-16: 16px;
    --space-20: 20px;
    --space-24: 24px;
    --space-32: 32px;
    --space-40: 40px;
    --space-48: 48px;

    /* 过渡 */
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   基础重置
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', 'Noto Sans SC', system-ui, sans-serif;
    background: var(--bg-gradient);
    color: var(--color-text);
    line-height: 1.5;
    min-height: 100vh;
    padding: var(--space-16);
    background-attachment: fixed;
}

.container {
    max-width: 480px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-20);
    padding-bottom: var(--space-40);
}

/* ============================================
   头部 — 温暖渐变 + 纯白大字
   ============================================ */
.header {
    background: linear-gradient(135deg, #FF8B66 0%, #F5B971 100%);
    color: #FFFFFF;
    border-radius: var(--radius-xl);
    padding: var(--space-40) var(--space-24) var(--space-32);
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.header::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255,255,255,0.25) 0%, transparent 70%);
    border-radius: 50%;
}

.header::after {
    content: '';
    position: absolute;
    bottom: -15%;
    left: -10%;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(255,255,255,0.12) 0%, transparent 70%);
    border-radius: 50%;
}

.header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: var(--space-6);
    position: relative;
    z-index: 1;
    color: #FFFFFF;
    letter-spacing: 0.02em;
}

.header h1 i {
    margin-right: var(--space-6);
    font-size: 1.5rem;
    opacity: 0.9;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

.subtitle {
    font-size: 0.875rem;
    opacity: 0.85;
    font-weight: 400;
    position: relative;
    z-index: 1;
    letter-spacing: 0.03em;
}

/* ============================================
   语录卡片 — 白底 + 大圆角 + 轻投影
   ============================================ */
.quote-section {
    background: var(--color-card);
    border-radius: var(--radius-lg);
    padding: var(--space-24);
    margin-top: var(--space-16);
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: 1;
}

.quote-card {
    text-align: center;
    padding: var(--space-8) 0;
}

.quote-card i:first-child {
    color: var(--color-primary);
    font-size: 1.125rem;
    margin-bottom: var(--space-10);
    display: block;
    opacity: 0.5;
}

.quote-card i:last-child {
    color: var(--color-primary);
    font-size: 1.125rem;
    margin-top: var(--space-10);
    display: block;
    opacity: 0.5;
}

#quoteText {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text);
    line-height: 1.7;
    margin: var(--space-8) 0;
    padding: 0 var(--space-8);
}

.refresh-btn {
    background: none;
    color: var(--color-primary);
    border: none;
    border-radius: var(--radius-pill);
    padding: var(--space-8) var(--space-20);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
    margin-top: var(--space-12);
    background: var(--color-primary-bg);
}

.refresh-btn:hover {
    background: var(--color-primary-bg-hover);
}

.refresh-btn:active {
    transform: scale(0.97);
}

/* ============================================
   主内容区 — 移动端优先单列布局
   ============================================ */
.main-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-20);
}

/* ============================================
   区块标题
   ============================================ */
.section-header {
    margin-bottom: var(--space-12);
    display: flex;
    align-items: baseline;
    justify-content: space-between;
}

.section-header h2 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.section-header h2 i {
    color: var(--color-primary);
    font-size: 1rem;
}

.section-header p {
    color: var(--color-text-tertiary);
    font-size: 0.8125rem;
}

.records-info {
    background: var(--color-primary-bg);
    color: var(--color-primary);
    padding: var(--space-4) var(--space-12);
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.8125rem;
    display: inline-flex;
    align-items: center;
    gap: var(--space-4);
}

/* ============================================
   输入卡片
   ============================================ */
.input-card {
    background: var(--color-card);
    border-radius: var(--radius-xl);
    padding: var(--space-20);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--space-20);
}
.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--color-text);
    margin-bottom: var(--space-10);
}

.form-group label i {
    color: var(--color-primary);
    font-size: 0.875rem;
    width: 18px;
    text-align: center;
}

/* 文本输入 */
textarea {
    width: 100%;
    padding: var(--space-12) var(--space-14);
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.9375rem;
    resize: vertical;
    min-height: 110px;
    transition: all var(--transition);
    background: var(--color-card-alt);
    color: var(--color-text);
    box-shadow: var(--shadow-xs) inset;
}

textarea:focus {
    outline: none;
    background: #FFFFFF;
    box-shadow: 0 0 0 3px var(--color-primary-bg);
}

textarea::placeholder {
    color: var(--color-text-tertiary);
}

.char-count {
    text-align: right;
    color: var(--color-text-tertiary);
    font-size: 0.75rem;
    margin-top: var(--space-4);
}

/* ============================================
   按钮系统
   ============================================ */
button {
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
}

button:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.voice-btn, .ocr-btn, .upload-btn {
    padding: var(--space-10) var(--space-16);
    border-radius: var(--radius-pill);
    background: var(--color-card-alt);
    color: var(--color-text);
    font-size: 0.875rem;
    display: inline-flex;
    align-items: center;
    gap: var(--space-6);
    box-shadow: var(--shadow-xs);
}

.voice-btn:hover:not(:disabled),
.ocr-btn:hover:not(:disabled),
.upload-btn:hover:not(:disabled) {
    background: var(--color-primary-bg);
    color: var(--color-primary);
}

/* 录音中状态 */
.voice-btn.recording {
    background: #FF6B6B !important;
    color: #FFFFFF !important;
    animation: pulseRecording 1.5s ease-in-out infinite;
}

@keyframes pulseRecording {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255,107,107,0.35); }
    50% { box-shadow: 0 0 0 10px rgba(255,107,107,0); }
}

.voice-btn.secondary,
.ocr-btn.secondary {
    background: var(--color-lavender-bg);
    color: var(--color-text-secondary);
}

.voice-controls,
.ocr-controls {
    display: flex;
    gap: var(--space-10);
    align-items: center;
    flex-wrap: wrap;
}

.voice-status,
.ocr-status {
    flex: 1;
    min-height: 20px;
    color: var(--color-text-tertiary);
    font-size: 0.8125rem;
}

/* ============================================
   图片上传区域
   ============================================ */
.image-upload-area {
    border: 2px dashed rgba(255, 139, 102, 0.25);
    border-radius: var(--radius-lg);
    padding: var(--space-24) var(--space-16);
    text-align: center;
    background: var(--color-card-alt);
    cursor: pointer;
    transition: all var(--transition);
}

.image-upload-area:hover {
    border-color: var(--color-primary);
    background: var(--color-primary-bg);
}

.image-upload-area i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: var(--space-10);
    opacity: 0.6;
}

.image-upload-area p {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--space-4);
}

.image-hint {
    color: var(--color-text-tertiary);
    font-size: 0.75rem;
}

kbd {
    background: var(--color-text-secondary);
    color: #FFFFFF;
    padding: 2px 6px;
    border-radius: var(--radius-xs);
    font-family: monospace;
    font-size: 0.85em;
}

/* 图片预览 */
.image-preview {
    margin-top: var(--space-12);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-10);
}

.preview-item {
    position: relative;
    width: 90px;
    height: 90px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-xs);
}

.preview-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-item .remove-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    background: rgba(0,0,0,0.5);
    color: white;
    border: none;
    border-radius: 50%;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.625rem;
    backdrop-filter: blur(4px);
}

/* ============================================
   标签系统 — 糖果色药丸
   ============================================ */
.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.tag {
    position: relative;
    padding: var(--space-6) var(--space-14);
    background: var(--color-card-alt);
    border: none;
    border-radius: var(--radius-pill);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    user-select: none;
    color: var(--color-text-secondary);
    box-shadow: var(--shadow-xs);
}

.tag:hover {
    background: var(--color-primary-bg);
    color: var(--color-primary);
}

.tag.selected {
    background: var(--color-primary);
    color: #FFFFFF;
    box-shadow: var(--shadow-sm);
}

/* 标签删除按钮 */
.tag-delete-btn {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--color-danger);
    color: white;
    border: none;
    border-radius: 50%;
    width: 17px;
    height: 17px;
    font-size: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--transition);
    z-index: 1;
    box-shadow: var(--shadow-xs);
}

.tag:hover .tag-delete-btn {
    opacity: 1;
}

/* 自定义标签输入 */
.custom-tag-input {
    display: flex;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

#customTagInput {
    flex: 1;
    padding: var(--space-10) var(--space-14);
    border: none;
    border-radius: var(--radius-pill);
    font-family: inherit;
    font-size: 0.875rem;
    transition: all var(--transition);
    background: var(--color-card-alt);
    color: var(--color-text);
    box-shadow: var(--shadow-xs) inset;
}

#customTagInput:focus {
    outline: none;
    background: #FFFFFF;
    box-shadow: 0 0 0 3px var(--color-primary-bg);
}

#customTagInput::placeholder {
    color: var(--color-text-tertiary);
}

.add-tag-btn {
    padding: var(--space-10) var(--space-16);
    background: var(--color-primary);
    color: #FFFFFF;
    border: none;
    border-radius: var(--radius-pill);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-4);
    white-space: nowrap;
}

.add-tag-btn:hover {
    background: var(--color-primary-hover);
}

.selected-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-8);
    min-height: 36px;
    padding: var(--space-8);
    background: var(--color-card-alt);
    border-radius: var(--radius-md);
}

.selected-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-10);
    background: var(--color-primary-bg);
    color: var(--color-primary);
    border-radius: var(--radius-pill);
    font-size: 0.8125rem;
    font-weight: 500;
}

.selected-tag .remove-tag {
    background: none;
    border: none;
    color: inherit;
    font-size: 0.75rem;
    padding: 0;
    width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity var(--transition);
}

.selected-tag .remove-tag:hover {
    opacity: 1;
}

/* ============================================
   表单操作按钮
   ============================================ */
.form-actions {
    display: flex;
    gap: var(--space-10);
    margin-top: var(--space-20);
}

.submit-btn,
.clear-btn {
    flex: 1;
    padding: var(--space-14) var(--space-16);
    border-radius: var(--radius-pill);
    font-size: 0.9375rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
}

.submit-btn {
    background: var(--color-primary);
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(255, 139, 102, 0.3);
}

.submit-btn:hover {
    background: var(--color-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(255, 139, 102, 0.35);
}

.submit-btn:active {
    transform: translateY(0);
}

.clear-btn {
    background: var(--color-card-alt);
    color: var(--color-text-secondary);
}

.clear-btn:hover {
    background: var(--color-lavender-bg);
}

/* ============================================
   展示区域
   ============================================ */
.display-section {
    display: flex;
    flex-direction: column;
    gap: var(--space-12);
}

/* ============================================
   筛选器 — 药丸标签
   ============================================ */
.filter-section {
    background: var(--color-card);
    border-radius: var(--radius-xl);
    padding: var(--space-12) var(--space-14);
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-10);
    box-shadow: var(--shadow-sm);
}

.filter-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
    flex: 1;
}

.filter-tag {
    padding: var(--space-6) var(--space-14);
    background: var(--color-card-alt);
    border: none;
    border-radius: var(--radius-pill);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    color: var(--color-text-secondary);
}

.filter-tag:hover {
    background: var(--color-primary-bg);
    color: var(--color-primary);
}

.filter-tag.active {
    background: var(--color-primary);
    color: #FFFFFF;
    box-shadow: var(--shadow-sm);
}

.clear-filter {
    background: none;
    border: none;
    color: var(--color-text-tertiary);
    font-size: 0.8125rem;
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-6) var(--space-10);
    border-radius: var(--radius-pill);
    white-space: nowrap;
    cursor: pointer;
}

.clear-filter:hover {
    color: var(--color-primary);
    background: var(--color-primary-bg);
}

/* ============================================
   记录列表
   ============================================ */
.records-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-10);
}

.record-card {
    background: var(--color-card);
    border-radius: var(--radius-xl);
    padding: var(--space-20);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    animation: slideIn 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
}

@keyframes slideIn {
    from { transform: translateY(12px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.record-card:hover {
    box-shadow: var(--shadow-md);
}

.record-content {
    margin-bottom: var(--space-12);
    line-height: 1.7;
    color: var(--color-text);
    white-space: pre-wrap;
    word-break: break-word;
    font-size: 0.9375rem;
}

.record-images {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.record-image {
    width: 72px;
    height: 72px;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-xs);
}

.record-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.record-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-12);
    border-top: 1px solid rgba(0,0,0,0.04);
}

.record-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-6);
}

.record-tag {
    padding: var(--space-2) var(--space-10);
    background: var(--color-primary-bg);
    color: var(--color-primary);
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 500;
}

.record-time {
    color: var(--color-text-tertiary);
    font-size: 0.75rem;
    margin-top: var(--space-8);
}

.record-actions {
    display: flex;
    gap: var(--space-4);
}

.record-action-btn {
    background: none;
    border: none;
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
    padding: var(--space-6);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    cursor: pointer;
}

.record-action-btn:hover {
    background: var(--color-primary-bg);
    color: var(--color-primary);
}

.record-action-btn.delete:hover {
    background: var(--color-rose-bg);
    color: var(--color-danger);
}

/* ============================================
   空状态
   ============================================ */
.empty-state {
    text-align: center;
    padding: var(--space-40) var(--space-24);
    color: var(--color-text-tertiary);
    background: var(--color-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.empty-state i {
    font-size: 2.75rem;
    color: var(--color-primary);
    margin-bottom: var(--space-12);
    opacity: 0.3;
}

.empty-state h3 {
    font-size: 1rem;
    margin-bottom: var(--space-6);
    color: var(--color-text);
    font-weight: 600;
}

.empty-state p {
    font-size: 0.875rem;
}

/* ============================================
   底部
   ============================================ */
.footer {
    background: var(--color-card);
    border-radius: var(--radius-xl);
    padding: var(--space-24) var(--space-20);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.footer p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-14);
    font-size: 0.8125rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--space-10);
    flex-wrap: wrap;
}

.footer-btn {
    background: var(--color-card-alt);
    border: none;
    border-radius: var(--radius-pill);
    padding: var(--space-10) var(--space-16);
    color: var(--color-text-secondary);
    font-size: 0.8125rem;
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.footer-btn:hover {
    background: var(--color-primary-bg);
    color: var(--color-primary);
}

/* ============================================
   模态框
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.3);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.modal.active {
    display: flex;
    animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--color-card);
    border-radius: var(--radius-xl);
    padding: var(--space-24);
    max-width: 360px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    animation: modalSlideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalSlideUp {
    from { transform: translateY(24px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal-content h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--space-8);
    color: var(--color-text);
}

.modal-content p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-20);
    line-height: 1.6;
    font-size: 0.9375rem;
}

.modal-actions {
    display: flex;
    gap: var(--space-10);
    justify-content: flex-end;
}

.modal-btn {
    padding: var(--space-10) var(--space-20);
    border-radius: var(--radius-pill);
    font-size: 0.9375rem;
    font-weight: 600;
    border: none;
    min-width: 80px;
    cursor: pointer;
}

.modal-btn.confirm {
    background: var(--color-primary);
    color: #FFFFFF;
}

.modal-btn.confirm:hover {
    background: var(--color-primary-hover);
}

.modal-btn.cancel {
    background: var(--color-card-alt);
    color: var(--color-text-secondary);
}

.modal-btn.cancel:hover {
    background: var(--color-lavender-bg);
}

/* ============================================
   加载动画
   ============================================ */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.85);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.loading-overlay.active {
    display: flex;
}

.loading-spinner {
    text-align: center;
}

.loading-spinner i {
    font-size: 2.25rem;
    color: var(--color-primary);
    margin-bottom: var(--space-12);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-spinner p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

/* ============================================
   Toast 提示
   ============================================ */
.toast {
    position: fixed;
    top: var(--space-20);
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-card);
    color: var(--color-text);
    padding: var(--space-12) var(--space-20);
    border-radius: var(--radius-pill);
    display: flex;
    align-items: center;
    gap: var(--space-8);
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    font-size: 0.875rem;
    font-weight: 500;
    animation: toastIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    max-width: 90vw;
}

@keyframes toastIn {
    from { transform: translateX(-50%) translateY(-20px); opacity: 0; }
    to { transform: translateX(-50%) translateY(0); opacity: 1; }
}

@keyframes toastOut {
    from { transform: translateX(-50%) translateY(0); opacity: 1; }
    to { transform: translateX(-50%) translateY(-20px); opacity: 0; }
}

/* ============================================
   响应式设计
   ============================================ */

/* 平板及以上 — 双列布局 */
@media (min-width: 768px) {
    body {
        padding: var(--space-24);
    }

    .container {
        max-width: 720px;
    }

    .header {
        padding: var(--space-48) var(--space-32);
        border-radius: var(--radius-xl);
    }

    .header h1 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 0.9375rem;
    }

    .main-content {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--space-20);
    }

    .form-actions {
        gap: var(--space-12);
    }
}

/* 桌面 — 展示更大 */
@media (min-width: 1024px) {
    body {
        padding: var(--space-32);
    }

    .container {
        max-width: 900px;
    }

    .header h1 {
        font-size: 2.25rem;
    }

    .main-content {
        grid-template-columns: 1.1fr 0.9fr;
        gap: var(--space-24);
    }

    #quoteText {
        font-size: 1rem;
    }

    .input-card {
        padding: var(--space-24);
    }
}

/* 大屏 */
@media (min-width: 1440px) {
    .container {
        max-width: 1100px;
    }

    .header h1 {
        font-size: 2.5rem;
    }

    .main-content {
        grid-template-columns: 1.2fr 0.8fr;
    }
}

/* 横屏优化 */
@media (max-height: 600px) and (orientation: landscape) {
    .header {
        padding: var(--space-20) var(--space-24);
    }

    .header h1 {
        font-size: 1.5rem;
    }

    .main-content {
        max-height: 55vh;
        overflow-y: auto;
    }
}

/* 触屏设备 */
@media (hover: none) and (pointer: coarse) {
    .tag, .filter-tag, button {
        min-height: 44px;
    }

    .voice-btn, .ocr-btn, .upload-btn {
        padding: var(--space-12) var(--space-18);
    }

    .record-action-btn {
        width: 40px;
        height: 40px;
    }
}

/* ============================================
   滚动条
   ============================================ */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.1);
    border-radius: var(--radius-pill);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(0,0,0,0.18);
}

/* ============================================
   打印
   ============================================ */
@media print {
    .input-section, .refresh-btn, .footer-links, .record-actions {
        display: none !important;
    }

    .container {
        max-width: none;
    }

    .header {
        background: none !important;
        color: black !important;
    }

    .record-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}