/*
 * Apple 风白底极简 — 全站组件覆盖
 * 请通过 _ui_head.php 引入（含 design-tokens + app.css + 本文件）
 */

/* ══════════════════════════════════════════
   全局基础
══════════════════════════════════════════ */
body {
    background: var(--bg-main) !important;
    color: var(--text-primary) !important;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text',
                 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif !important;
    -webkit-font-smoothing: antialiased;
    letter-spacing: -0.01em;
}

/* ══════════════════════════════════════════
   顶栏
══════════════════════════════════════════ */
.header {
    background: rgba(255, 255, 255, 0.82) !important;
    backdrop-filter: saturate(180%) blur(20px) !important;
    -webkit-backdrop-filter: saturate(180%) blur(20px) !important;
    border-bottom: 1px solid var(--border) !important;
    box-shadow: none !important;
}

.header-title {
    font-size: 15px !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    letter-spacing: -0.01em !important;
}

.header-back {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md) !important;
    border: 1px solid var(--border) !important;
    background: var(--bg-card) !important;
    color: var(--text-primary) !important;
    box-shadow: none !important;
    transition: background var(--duration-base) var(--ease-smooth),
                border-color var(--duration-base) var(--ease-smooth),
                transform var(--duration-fast) var(--ease-smooth) !important;
}

.header-back:hover {
    background: var(--bg-elevated) !important;
    border-color: var(--border-strong) !important;
}

.header-back:active {
    transform: scale(0.96) !important;
}

.header-history {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    color: var(--text-secondary) !important;
    border-radius: var(--radius-pill) !important;
    font-weight: 600 !important;
    transition: background var(--duration-base) var(--ease-smooth),
                border-color var(--duration-base) var(--ease-smooth) !important;
}

.header-history:hover {
    background: var(--bg-elevated) !important;
    border-color: var(--border-strong) !important;
    color: var(--text-primary) !important;
}

/* ══════════════════════════════════════════
   卡片（白底 + 轻阴影）
══════════════════════════════════════════ */
.input-card, .card, .features-card,
.stats-card, .analysis-card, .result-body,
.result-tabs, .weight-card-wrap,
.tile, .fb-card, .cl-item, .bk-preview-card,
.home-landing-hero, .home-metric, .home-flow,
.home-tool-card, .home-value-card, .home-feature-card,
.home-small-card, .home-trust-item,
body.hist-flat-page.hist-flat--grid .card,
body.hist-flat-page.hist-flat--grid .stat-card,
body.hist-flat-page.hist-flat--tasks .task-card {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-card) !important;
    box-shadow: var(--shadow-card) !important;
    transition: transform var(--duration-base) var(--ease-smooth),
                box-shadow var(--duration-base) var(--ease-smooth),
                border-color var(--duration-base) var(--ease-smooth),
                background var(--duration-base) var(--ease-smooth) !important;
}

.input-card:hover, .card:hover, .features-card:hover,
.tile:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover) !important;
    border-color: var(--border-strong) !important;
    background: var(--bg-card) !important;
}

/* ══════════════════════════════════════════
   输入框
══════════════════════════════════════════ */
.input-field, .url-input, .custom-input,
.product-desc-input, .form-input,
input[type="text"], input[type="password"],
input[type="email"], input[type="number"],
textarea, select {
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-md) !important;
    background: var(--bg-card) !important;
    color: var(--text-primary) !important;
    transition: border-color var(--duration-base) var(--ease-smooth),
                box-shadow var(--duration-base) var(--ease-smooth),
                background var(--duration-base) var(--ease-smooth) !important;
}

.input-field:focus, .url-input:focus, .custom-input:focus,
.product-desc-input:focus, .form-input:focus,
input[type="text"]:focus, input[type="password"]:focus,
input[type="email"]:focus, textarea:focus, select:focus {
    border-color: var(--border-focus) !important;
    background: var(--bg-elevated) !important;
    box-shadow: var(--shadow-focus) !important;
    outline: none !important;
}

/* ══════════════════════════════════════════
   主按钮（Apple 蓝实心 + 圆角）
══════════════════════════════════════════ */
.submit-btn, .run-btn, .btn-go, .btn-premium, .act.primary, .action-btn.primary {
    background: var(--btn-workbench-bg, #0071e3) !important;
    border: 1px solid var(--btn-workbench-border, transparent) !important;
    border-radius: var(--radius-pill, 980px) !important;
    color: var(--on-primary, #ffffff) !important;
    font-weight: 600 !important;
    box-shadow: none !important;
    transition: background var(--duration-base) var(--ease-smooth),
                border-color var(--duration-base) var(--ease-smooth),
                transform var(--duration-fast) var(--ease-smooth),
                opacity var(--duration-base) var(--ease-smooth) !important;
    letter-spacing: -0.01em !important;
}

.submit-btn:hover, .run-btn:hover, .btn-go:hover,
.btn-premium:hover, .act.primary:hover, .action-btn.primary:hover {
    background: var(--btn-workbench-hover-bg, #0077ed) !important;
    border-color: var(--btn-workbench-hover-border, transparent) !important;
    transform: translateY(-1px) !important;
    opacity: 1 !important;
}

.copy-btn, .btn-mini {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-md) !important;
}

.copy-btn:hover, .btn-mini:hover {
    background: var(--bg-elevated) !important;
    border-color: var(--border-strong) !important;
}

.submit-btn:active, .run-btn:active {
    transform: scale(0.98) translateY(0) !important;
}

.submit-btn:disabled, .run-btn:disabled {
    opacity: 0.45 !important;
    cursor: not-allowed !important;
    transform: none !important;
}

.btn-sec {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-md) !important;
}

.btn-sec:hover {
    background: var(--bg-elevated) !important;
    border-color: var(--border-strong) !important;
}

/* ══════════════════════════════════════════
   选项 chip
══════════════════════════════════════════ */
.option-item, .chip {
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-pill) !important;
    background: var(--bg-card) !important;
    color: var(--text-secondary) !important;
    transition: all var(--duration-base) var(--ease-smooth) !important;
}

.option-item.active, .chip.on {
    background: var(--surface-selected) !important;
    border-color: rgba(0, 113, 227, 0.35) !important;
    color: var(--primary) !important;
    box-shadow: none !important;
}

.publish-suggest-chip,
.publish-copy-chip {
    background: var(--bg-card) !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--border) !important;
}

.publish-suggest-chip.active,
.publish-copy-chip.active {
    background: var(--surface-selected) !important;
    color: var(--primary) !important;
    border-color: rgba(0, 113, 227, 0.35) !important;
    font-weight: 600 !important;
}

/* ══════════════════════════════════════════
   结果 Tab
══════════════════════════════════════════ */
.result-tab {
    color: var(--text-secondary) !important;
    border-radius: var(--radius-sm) !important;
    transition: all var(--duration-base) var(--ease-smooth) !important;
}

.result-tab.active, .prompt-tab.on {
    background: var(--surface-selected) !important;
    color: var(--primary) !important;
    border: 1px solid rgba(0, 113, 227, 0.25) !important;
    box-shadow: none !important;
}

/* ══════════════════════════════════════════
   图标区域
══════════════════════════════════════════ */
.main-icon, .hero-icon {
    background: var(--bg-elevated) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: none !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border) !important;
}

.main-icon.fire-icon {
    background: var(--bg-elevated) !important;
}

.icon-title {
    color: var(--text-primary) !important;
    font-weight: 600 !important;
    letter-spacing: -0.02em !important;
}

.icon-desc {
    color: var(--text-secondary) !important;
}

/* ══════════════════════════════════════════
   上传区域
══════════════════════════════════════════ */
.upload-area {
    background: var(--bg-card) !important;
    border-radius: var(--radius-card) !important;
    border: 1px dashed var(--border) !important;
}

.upload-area::before {
    display: none !important;
}

.upload-area:hover, .upload-area.dragover {
    background: var(--bg-elevated) !important;
    border-color: var(--border-strong) !important;
    box-shadow: none !important;
}

.upload-icon {
    background: var(--bg-elevated) !important;
    color: var(--icon-default) !important;
    border: 1px solid var(--border) !important;
    box-shadow: none !important;
}
.feature-icon.purple, .feature-icon.pink, .feature-icon.blue,
.feature-icon.green, .feature-icon.red, .feature-icon.cyan,
.feature-icon.orange,
.menu-icon.purple, .menu-icon.pink, .menu-icon.blue,
.menu-icon.green, .menu-icon.orange, .menu-icon.red {
    background: var(--bg-elevated) !important;
    box-shadow: none !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border) !important;
}

/* ══════════════════════════════════════════
   权重卡片
══════════════════════════════════════════ */
.weight-card {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-card) !important;
    box-shadow: var(--shadow-card) !important;
}

.stat-icon.red, .stat-icon.cyan,
.stat-icon.purple, .stat-icon.orange {
    background: var(--bg-elevated) !important;
    color: var(--text-primary) !important;
    box-shadow: none !important;
    border: 1px solid var(--border) !important;
}

/* ══════════════════════════════════════════
   底部导航
══════════════════════════════════════════ */
.bottom-nav {
    background: var(--bg-main) !important;
    border-top: 1px solid var(--border) !important;
    box-shadow: none !important;
}

.nav-item {
    color: var(--text-secondary) !important;
}

.nav-item.active {
    color: var(--text-primary) !important;
}

.nav-item.active::before {
    background: var(--primary) !important;
    height: 2px !important;
    border-radius: 1px !important;
}

/* ══════════════════════════════════════════
   首页 tile
══════════════════════════════════════════ */
.tile {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: flex-start !important;
    position: relative !important;
    gap: var(--space-3) !important;
    padding: var(--space-5) var(--space-2) var(--space-4) !important;
    text-decoration: none !important;
    color: inherit !important;
}

.tile:active {
    transform: scale(0.98) !important;
}

.tile-icon {
    width: 44px !important;
    height: 44px !important;
    border-radius: var(--radius-md) !important;
    font-size: 18px !important;
    color: var(--text-primary) !important;
    background: var(--bg-elevated) !important;
    border: 1px solid var(--border) !important;
    box-shadow: none !important;
}

.tile-icon.ic-purple, .tile-icon.ic-orange, .tile-icon.ic-cyan,
.tile-icon.ic-emerald, .tile-icon.ic-pink, .tile-icon.ic-blue,
.tile-icon.ic-amber, .tile-icon.ic-rose, .tile-icon.ic-teal {
    background: var(--bg-elevated) !important;
    color: var(--text-primary) !important;
    box-shadow: none !important;
}

.tile-badge {
    background: var(--bg-elevated) !important;
    color: var(--text-secondary) !important;
    border: 1px solid var(--border) !important;
    border-radius: 6px !important;
    box-shadow: none !important;
}

.tile-badge.badge-new {
    background: var(--surface-selected) !important;
    color: var(--primary) !important;
    border: 1px solid rgba(0, 113, 227, 0.2) !important;
}

.tile-name {
    font-size: 12px !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
}

.welcome-title {
    color: var(--text-primary) !important;
    -webkit-text-fill-color: unset !important;
    background: none !important;
    font-weight: 700 !important;
    letter-spacing: -0.03em !important;
}

/* ══════════════════════════════════════════
   我的页面
══════════════════════════════════════════ */
.user-section {
    background: var(--bg-card) !important;
    border-bottom: 1px solid var(--border) !important;
}

.member-badge {
    background: var(--primary) !important;
    color: var(--on-primary) !important;
    border-radius: var(--radius-pill) !important;
    box-shadow: none !important;
}

.vip-redeem-card {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-card) !important;
    box-shadow: var(--shadow-card) !important;
}

.stat-value {
    color: var(--text-primary) !important;
}

/* ══════════════════════════════════════════
   登录页
══════════════════════════════════════════ */
.login-logo {
    background: var(--bg-elevated) !important;
    border: 1px solid var(--border) !important;
    box-shadow: none !important;
    border-radius: var(--radius-card) !important;
}

.login-logo i {
    color: var(--text-primary) !important;
}

.tab-buttons {
    background: var(--bg-elevated) !important;
    border: 1px solid var(--border) !important;
}

.tab-btn.active {
    background: var(--bg-card) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-strong) !important;
    box-shadow: none !important;
}

.form-input:focus {
    background: var(--bg-elevated) !important;
    border-color: var(--border-focus) !important;
    box-shadow: var(--shadow-focus) !important;
}

/* ══════════════════════════════════════════
   Toast
══════════════════════════════════════════ */
.toast {
    background: var(--bg-elevated) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-primary) !important;
}

/* ══════════════════════════════════════════
   发布按钮（统一强调色，不保留平台色）
══════════════════════════════════════════ */
.publish-btn.xhs,
.publish-btn.douyin {
    background: var(--primary) !important;
    color: var(--on-primary) !important;
}

/* ══════════════════════════════════════════
   爆款 / 面板
══════════════════════════════════════════ */
.panel-title i {
    background: var(--bg-elevated) !important;
    color: var(--icon-default) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-sm) !important;
}

.panel-content {
    background: var(--bg-card) !important;
    border-radius: var(--radius-md) !important;
    border: 1px solid var(--border) !important;
}

.image-item {
    border-radius: var(--radius-md) !important;
    border: 1px solid var(--border) !important;
    box-shadow: none !important;
}

.image-item .img-num span {
    background: var(--surface-selected) !important;
    color: var(--primary) !important;
    border: 1px solid rgba(0, 113, 227, 0.2) !important;
}

.input-hint {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-secondary) !important;
}

.input-hint i {
    color: var(--icon-default) !important;
}

/* ══════════════════════════════════════════
   链接与强调
══════════════════════════════════════════ */
a.link-accent, .text-accent {
    color: var(--text-primary) !important;
}

/* 覆盖各页内联样式中的浅色/灰色底 */
.header {
    background: var(--bg-main) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

.header-back, .header-history,
.mode-tabs, .tabs, .sel-btn, .bk-sel-btn,
.chip, .text-eg, .add-more-btn,
.upload-area, .text-input, .extra-ta, textarea.ta,
.url-input, .hist-cache, .hist-cloud-tag {
    background: var(--bg-card) !important;
    border-color: var(--border) !important;
    color: var(--text-secondary) !important;
}

.text-input:focus, .extra-ta:focus, textarea.ta:focus,
.url-input:focus, .sel-btn.open, .bk-sel-btn.open {
    border-color: var(--border-focus) !important;
    background: var(--bg-elevated) !important;
    box-shadow: var(--shadow-focus) !important;
}

.sel-opt:hover, .bk-sel-opt:hover,
.action-btn.outline:hover, .lb-dl:hover,
.hist-item:active {
    background: var(--bg-elevated) !important;
}

.preview-item, .upload-icon {
    background: var(--bg-elevated) !important;
}

.err-msg, .err {
    background: rgba(255, 59, 48, 0.08) !important;
    border-color: rgba(255, 59, 48, 0.2) !important;
    color: #d70015 !important;
}

.publish-btn.xhs,
.publish-btn.douyin,
.publish-btn, .sm-modal-btn {
    background: var(--btn-workbench-bg, #0071e3) !important;
    border: 1px solid var(--btn-workbench-border, transparent) !important;
    color: var(--on-primary, #ffffff) !important;
    border-radius: var(--radius-pill, 980px) !important;
}

/* 首页 CTA：保留实心白底黑字（登录按钮走工作台描边风格） */
.home-cta-primary {
    background: var(--primary) !important;
    border-color: var(--primary) !important;
    color: var(--on-primary) !important;
}

.home-cta-primary:hover {
    opacity: 0.88 !important;
    background: var(--primary) !important;
    border-color: var(--primary) !important;
}

.login-container .submit-btn,
.btn-login {
    background: var(--btn-workbench-bg, #0071e3) !important;
    border: 1px solid var(--btn-workbench-border, transparent) !important;
    color: var(--on-primary, #ffffff) !important;
    border-radius: var(--radius-pill, 980px) !important;
    box-shadow: none !important;
}

.login-container .submit-btn:hover,
.btn-login:hover {
    background: var(--btn-workbench-hover-bg, #0077ed) !important;
    border-color: var(--btn-workbench-hover-border, transparent) !important;
    opacity: 1 !important;
}

.fb-header, .cl-header {
    background: var(--bg-main) !important;
    border-bottom: 1px solid var(--border) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

.fb-submit {
    background: var(--btn-workbench-bg, #0071e3) !important;
    border: 1px solid var(--btn-workbench-border, transparent) !important;
    color: var(--on-primary, #ffffff) !important;
    border-radius: var(--radius-pill, 980px) !important;
    box-shadow: none !important;
}

.fb-submit:hover {
    background: var(--btn-workbench-hover-bg, #0077ed) !important;
    border-color: var(--btn-workbench-hover-border, transparent) !important;
}

.cl-empty i {
    color: var(--icon-default) !important;
    opacity: 0.65 !important;
}

/* 禁止渐变与彩色底 */
[class*="gradient"],
.stat-icon.red, .stat-icon.cyan, .stat-icon.purple, .stat-icon.orange,
.feature-icon.red, .feature-icon.cyan, .feature-icon.purple, .feature-icon.orange,
.feature-icon.blue, .feature-icon.pink, .feature-icon.green {
    background: var(--bg-elevated) !important;
    background-image: none !important;
    color: var(--icon-default) !important;
    border: 1px solid var(--border) !important;
    box-shadow: none !important;
}

.gen-pill, .tab.on, .sel-btn.open, .bk-sel-btn.open {
    background: var(--bg-elevated) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-strong) !important;
    box-shadow: var(--shadow-focus) !important;
}

.gen-pill .gen-ring {
    border-color: var(--border) !important;
    border-top-color: var(--primary) !important;
}

/* 下拉/选择器文字（修复 #111 在黑底不可见） */
.bk-sel-btn, .bk-sel-btn-val, .bk-sel-opt, .sel-btn-val {
    color: var(--text-primary) !important;
}

.bk-sel-btn-label, .sel-btn-label {
    color: var(--text-muted) !important;
}

.size-option.on,
.size-option.on .size-ratio,
.size-option.on .size-desc {
    background: var(--surface-selected) !important;
    border-color: rgba(0, 113, 227, 0.35) !important;
    color: var(--primary) !important;
}

.size-option.on .size-preview {
    background: rgba(0, 113, 227, 0.2) !important;
}

.bk-stepper-item.active .bk-stepper-num {
    background: var(--surface-selected) !important;
    border-color: var(--primary) !important;
    color: var(--primary) !important;
    box-shadow: none !important;
}

.bk-preview-head i,
.main-icon, .result-icon {
    background: var(--bg-elevated) !important;
    color: var(--icon-default) !important;
    border: 1px solid var(--border) !important;
}

textarea.ta:focus, .text-input:focus, .extra-ta:focus,
.custom-input:focus, .product-desc-input:focus {
    background: var(--bg-elevated) !important;
}

.custom-input, .product-desc-input {
    background: var(--bg-elevated) !important;
    border-color: var(--border) !important;
}

.custom-input, .product-desc-input {
    background: var(--bg-elevated) !important;
    border-color: var(--border) !important;
}

/* 拼图 / 压缩等小工具页：消除实心白块 */
.btn.primary, .ys-btn-run {
    background: var(--btn-workbench-bg, #0071e3) !important;
    border: 1px solid var(--btn-workbench-border, transparent) !important;
    color: var(--on-primary, #ffffff) !important;
    border-radius: var(--radius-pill, 980px) !important;
    box-shadow: none !important;
}

.btn.primary:hover, .ys-btn-run:hover:not(:disabled) {
    background: var(--btn-workbench-hover-bg, #0077ed) !important;
    border-color: var(--btn-workbench-hover-border, transparent) !important;
}

.ys-btn-batch {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    color: var(--text-secondary) !important;
    box-shadow: none !important;
}

.ys-btn-batch i {
    color: var(--icon-default) !important;
}

.degree-chip.on, .layout-chip.on {
    background: var(--surface-selected) !important;
    border-color: rgba(0, 113, 227, 0.35) !important;
    color: var(--primary) !important;
    box-shadow: none !important;
}

input[type="range"] {
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(0, 0, 0, 0.08) !important;
    border-radius: 2px;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary);
    border: 2px solid #ffffff;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary);
    border: 2px solid #ffffff;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

input[type="range"]::-moz-range-track {
    height: 4px;
    background: rgba(0, 0, 0, 0.08);
    border-radius: 2px;
}

.home-feature-badge {
    background: var(--surface-selected) !important;
    color: var(--primary) !important;
    border: 1px solid rgba(0, 113, 227, 0.2) !important;
}

@media (prefers-reduced-motion: reduce) {
    .tile:hover,
    .input-card:hover,
    .card:hover {
        transform: none !important;
    }
}

::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

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

::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.15);
    border-radius: 4px;
}

/* Tailwind preflight 灰边覆盖 */
*, ::after, ::before {
    border-color: var(--border);
}

input::placeholder,
textarea::placeholder {
    color: var(--text-assist) !important;
    opacity: 1 !important;
}