/* ═══════════════════════════════════════════
   睡虎地秦簡語料 录入器 — 样式表 v2
   护眼暖纸色系 | 大字号 | 拒绝紫色/通用字体
   ═══════════════════════════════════════════ */

:root {
    --bg:         #efe9dd;
    --surface:    #f6f0e4;
    --surface-hi: #faf6ed;
    --primary:    #7a5230;
    --primary-h:  #634224;
    --primary-lt: rgba(122, 82, 48, 0.08);
    --accent:     #b8946a;
    --text:       #3d3228;
    --text-dim:   #7d6e60;
    --text-inv:   #faf6ed;
    --border:     #cfc0a8;
    --border-lt:  #e2d6c4;
    --focus-glow: rgba(122, 82, 48, 0.22);
    --shadow:     0 2px 16px rgba(60,40,20,0.06);
    --shadow-lg:  0 6px 28px rgba(60,40,20,0.12);
    --radius:     10px;
    --radius-sm:  7px;
    --font:       'Noto Serif SC', 'Songti SC', 'SimSun', serif;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    line-height: 1.7;
}

/* ── 顶栏 ── */
.topbar {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 0 28px;
    height: 56px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.topbar-brand {
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.brand-icon {
    font-size: 1.3rem;
    color: var(--primary);
}

.brand-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.04em;
}

.brand-sub {
    font-size: 0.9rem;
    color: var(--text-dim);
}

.topbar-info {
    display: flex;
    align-items: center;
    gap: 14px;
    flex: 1;
}

.sheet-badge {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    background: var(--primary-lt);
    padding: 4px 14px;
    border-radius: 20px;
}

.count-badge {
    font-size: 0.88rem;
    color: var(--text-dim);
}

.progress-wrap {
    width: 130px;
    height: 5px;
    background: var(--border-lt);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    transition: width 0.4s ease;
    width: 0%;
}

.topbar-actions {
    display: flex;
    gap: 10px;
}

/* ── 主布局 ── */
.main-layout {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* ── 侧边栏 ── */
.sidebar {
    width: 220px;
    background: var(--surface);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    overflow-y: auto;
}

.sidebar-section {
    padding: 14px;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.sidebar-section:last-of-type {
    flex: 1.5;
    border-top: 1px solid var(--border-lt);
}

.sidebar-heading {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.sheet-list, .recent-list {
    display: flex;
    flex-direction: column;
    gap: 3px;
    overflow-y: auto;
}

.sheet-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background 0.15s;
    font-size: 1rem;
}

.sheet-item:hover {
    background: var(--primary-lt);
}

.sheet-item.active {
    background: rgba(122, 82, 48, 0.13);
    font-weight: 700;
    color: var(--primary);
}

.sheet-count {
    font-size: 0.78rem;
    color: var(--text-dim);
    background: var(--border-lt);
    padding: 2px 8px;
    border-radius: 10px;
}

.recent-item {
    display: flex;
    gap: 10px;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.88rem;
    transition: background 0.15s;
}

.recent-item:hover {
    background: var(--primary-lt);
}

.recent-slip {
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
    min-width: 40px;
}

.recent-text {
    color: var(--text-dim);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.recent-user {
    margin-left: auto;
    font-size: 0.72rem;
    color: var(--border);
    flex-shrink: 0;
}

.sidebar-footer {
    padding: 14px 18px;
    border-top: 1px solid var(--border-lt);
    text-align: center;
}

.footer-sig {
    font-size: 0.75rem;
    color: var(--border);
    letter-spacing: 0.06em;
}

/* ── 主录入区 ── */
.input-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 20px 36px;
    gap: 12px;
    overflow: hidden;
}

/* ── 篇目表头 ── */
.header-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 10px;
}

.header-toggle-row {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.sheet-header {
    background: var(--primary-lt);
    border-left: 4px solid var(--primary);
    padding: 12px 20px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    opacity: 1;
}

.sheet-header.collapsed {
    max-height: 0;
    padding-top: 0;
    padding-bottom: 0;
    margin-top: -8px;
    margin-bottom: -12px;
    opacity: 0;
    border-left-width: 0;
}

.header-ref {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 6px;
}

.header-desc {
    font-size: 1rem;
    color: var(--text-dim);
    line-height: 1.6;
}

.btn-info-toggle {
    background: var(--surface);
    border: 1px solid var(--border-lt);
    color: var(--text-dim);
    padding: 3px 10px;
    border-radius: 15px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 5px;
}

.btn-info-toggle:hover {
    background: var(--primary-lt);
    color: var(--primary);
    border-color: var(--primary);
}

.attribution-bar {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-left: auto;
}

.attr-tag {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 4px;
    background: rgba(122, 82, 48, 0.05);
    border: 1px solid var(--border-lt);
    color: var(--text-dim);
}

.attr-tag b {
    color: var(--primary);
    margin-left: 4px;
}

.edit-indicator {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    font-size: 0.92rem;
    color: var(--accent);
    background: rgba(184, 148, 106, 0.12);
    padding: 5px 14px;
    border-radius: var(--radius-sm);
}

/* ── 编辑指示器 ── */

.btn-link {
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-size: 0.85rem;
    text-decoration: underline;
    font-family: var(--font);
}

.btn-link:hover {
    color: var(--primary-h);
}

/* ── 符号栏 ── */
.symbol-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 2px;
}

.symbol-btn {
    background: var(--surface);
    border: 1px solid var(--border-lt);
    border-radius: 4px;
    padding: 2px 8px;
    font-size: 1.1rem;
    color: var(--primary);
    cursor: pointer;
    transition: all 0.15s;
    font-family: var(--font);
    min-width: 36px;
    text-align: center;
}

.symbol-btn:hover {
    background: var(--primary-lt);
    border-color: var(--primary);
}

.symbol-btn:active {
    background: var(--primary);
    color: #fff;
}

/* ── 输入组 ── */
.input-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
}

.input-group-main {
    flex: 1;
}

.input-label {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 0.04em;
    display: flex;
    align-items: center;
    gap: 7px;
}

.input-row {
    display: flex;
    gap: 18px;
    align-items: flex-start;
}

.input-group-sm {
    width: 160px;
    flex-shrink: 0;
}

.input-group-expand {
    flex: 1;
}

/* ── 输入框（核心护眼设计）── */
.input-textarea {
    width: 100%;
    min-height: 120px;
    padding: 14px 16px;
    font-family: var(--font);
    font-size: 1.45rem;
    line-height: 1.85;
    color: var(--text);
    background: var(--surface-hi);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    resize: vertical;
    /* 竹简纹理 — 柔和纵向条纹 */
    background-image: repeating-linear-gradient(
        90deg,
        transparent,
        transparent 42px,
        rgba(122, 82, 48, 0.025) 42px,
        rgba(122, 82, 48, 0.025) 44px
    );
}

.input-textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--focus-glow);
    background: #fffdf8;
}

.input-textarea::placeholder {
    color: var(--border);
    font-style: italic;
    font-size: 1.15rem;
}

.input-textarea-sm {
    min-height: 60px;
    font-size: 1.2rem;
    line-height: 1.7;
    background-image: none;
}

.input-field {
    width: 100%;
    padding: 8px 14px;
    font-family: var(--font);
    font-size: 1.15rem;
    color: var(--text);
    background: var(--surface-hi);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input-field:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--focus-glow);
    background: #fffdf8;
}

.input-field::placeholder {
    color: var(--border);
    font-style: italic;
}

.btn-toggle {
    background: none;
    border: none;
    color: var(--text-dim);
    cursor: pointer;
    font-size: 0.95rem;
    padding: 0 3px;
    transition: color 0.15s;
}

.btn-toggle:hover {
    color: var(--primary);
}

/* ── 上下文预览 ── */
.context-preview {
    margin-top: 6px;
}

.context-heading {
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    margin-bottom: 8px;
}

.context-list {
    max-height: 110px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.context-item {
    display: flex;
    gap: 10px;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.95rem;
    transition: background 0.15s;
}

.context-item:hover {
    background: var(--primary-lt);
}

.context-item.highlight {
    background: rgba(184, 148, 106, 0.18);
    border-left: 2px solid var(--accent);
}

.ctx-slip {
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
    min-width: 44px;
}

.ctx-text {
    color: var(--text-dim);
}

.ctx-user {
    margin-left: auto;
    font-size: 0.72rem;
    color: var(--border);
    flex-shrink: 0;
}

.context-empty {
    font-size: 0.88rem;
    color: var(--border);
    font-style: italic;
    padding: 10px 0;
}

/* ── 操作按钮 ── */
.action-bar {
    display: flex;
    gap: 10px;
    padding-top: 8px;
    border-top: 1px solid var(--border-lt);
    margin-top: auto;
}

.btn {
    font-family: var(--font);
    font-size: 1rem;
    padding: 8px 20px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.btn kbd {
    font-family: var(--font);
    font-size: 0.72rem;
    background: rgba(0,0,0,0.05);
    padding: 2px 6px;
    border-radius: 3px;
    border: 1px solid var(--border-lt);
}

.btn-primary {
    background: var(--primary);
    color: var(--text-inv);
    border-color: var(--primary);
}

.btn-primary:hover {
    background: var(--primary-h);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text);
}

.btn-secondary:hover {
    background: var(--border-lt);
}

.btn-ghost {
    background: transparent;
    color: var(--text-dim);
    border-color: transparent;
}

.btn-ghost:hover {
    background: var(--primary-lt);
    color: var(--text);
}

.btn-danger {
    background: transparent;
    color: #a33;
    border-color: #daa;
}

.btn-danger:hover {
    background: #a33;
    color: #fff;
}

.btn-outline {
    background: transparent;
    color: var(--text-dim);
    border-color: var(--border);
    font-size: 0.85rem;
    padding: 6px 14px;
}

.btn-outline:hover {
    background: var(--border-lt);
    color: var(--text);
}

/* ── 底部快捷键 ── */
.shortcut-bar {
    display: flex;
    gap: 22px;
    justify-content: center;
    padding: 8px 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
    font-size: 0.78rem;
    color: var(--text-dim);
    flex-shrink: 0;
}

.shortcut-bar kbd {
    font-family: var(--font);
    font-size: 0.68rem;
    background: rgba(0,0,0,0.04);
    padding: 2px 6px;
    border-radius: 3px;
    border: 1px solid var(--border-lt);
    margin-right: 3px;
}

/* ── Toast ── */
.toast-container {
    position: fixed;
    bottom: 64px;
    right: 28px;
    display: flex;
    flex-direction: column-reverse;
    gap: 10px;
    z-index: 1000;
}

.toast {
    font-family: var(--font);
    font-size: 0.92rem;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    color: var(--text-inv);
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast-info {
    background: var(--primary);
}

.toast-warn {
    background: #a07020;
}

.toast-error {
    background: #a33;
}

/* ── 滚动条 ── */
::-webkit-scrollbar {
    width: 7px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-dim);
}

/* ── 登录遮罩 ── */
.login-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.login-box {
    width: 380px;
    padding: 40px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.login-title {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 30px;
    text-align: center;
}

.login-error {
    color: #b32a2a;
    font-size: 0.9rem;
    margin-bottom: 15px;
    text-align: center;
}

.login-footer {
    margin-top: 30px;
    text-align: center;
    font-size: 0.85rem;
    color: var(--text-dim);
}

.btn-block {
    display: block;
    width: 100%;
}

.user-info {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-right: 12px;
}

/* ── 后台管理弹窗 (Admin Modal) ── */
.admin-modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.3);
    z-index: 9000;
    display: none;
    align-items: center;
    justify-content: center;
}

.admin-modal {
    width: 90%;
    height: 90%;
    max-width: 1200px;
    background: var(--surface-hi);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.admin-header {
    padding: 20px 30px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--surface);
}

.admin-body {
    flex: 1;
    overflow-y: auto;
    padding: 30px;
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 30px;
}

.admin-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.admin-nav-item {
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--text-dim);
    font-weight: 700;
}

.admin-nav-item:hover {
    background: var(--primary-lt);
    color: var(--primary);
}

.admin-nav-item.active {
    background: var(--primary);
    color: var(--text-inv);
}

.admin-content {
    background: var(--surface);
    border: 1px solid var(--border-lt);
    border-radius: var(--radius-sm);
    padding: 24px;
    overflow-y: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th, .data-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-lt);
    font-size: 0.9rem;
}

.data-table th {
    color: var(--primary);
    font-weight: 700;
    background: var(--surface-hi);
    position: sticky;
    top: 0;
}

.status-tag {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    background: var(--border-lt);
}

.status-inputting { background: #e0f2f1; color: #00695c; }
.status-inputted { background: #e8f5e9; color: #2e7d32; }
.status-approved { background: var(--primary); color: var(--text-inv); }

.image-preview-box {
    margin-top: 10px;
    padding: 10px;
    background: var(--surface-hi);
    border: 1px solid var(--border-lt);
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
}

.img-icon {
    font-size: 0.9rem;
    margin-right: 6px;
    vertical-align: middle;
}

.sheet-lock {
    font-size: 0.8rem;
    margin-left: auto;
    opacity: 0.7;
}

small {
    font-size: 0.8rem;
    font-weight: normal;
}