/* base.css - Global variables, reset, icons, layout framework, common components */

/* ==================== 字体声明 ==================== */
@font-face { font-family: "NaikaiFont"; src: url("../fonts/NaikaiFont-Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "MoonStarsKai"; src: url("../fonts/MoonStarsKai-Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "JasonHandwriting"; src: url("../fonts/JasonHandwriting1-Regular.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "PingfangShiguang"; src: url("../fonts/pingfangshiguang.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "cococheese"; src: url("../fonts/cococheese.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "ZLabsBitmap"; src: url("../fonts/ZLabsBitmap.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "ZZJmarkpen"; src: url("../fonts/ZZJmarkpen.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "KURIYAMAKOUCHI"; src: url("../fonts/KURIYAMAKOUCHIFONT_N.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }

/* ==================== 全局重置与变量 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #faf8f5;
    --bg-secondary: #fff;
    --bg-tertiary: #f5f0eb;
    --bg-desktop: linear-gradient(135deg, #fdf6f9 0%, #f5ede8 50%, #faf5f0 100%);
    --text-primary: #2d2d2d;
    --text-secondary: #666;
    --text-muted: #999;
    --accent: #c9a8b8;
    --accent-light: #e8d5de;
    --accent-dark: #a8879a;
    --border: #e5e0db;
    --user-bubble: #d4c5b9;
    --ai-bubble: #fff;
    --shadow: rgba(0,0,0,0.08);
    --shadow-lg: rgba(0,0,0,0.12);
    --thinking-bg: #f9f5f7;
    --chat-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    --chat-font-size: 15px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    min-height: 100dvh;
}

/* ==================== 图标样式 ==================== */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* 汉堡菜单图标 - 修复重叠问题 */
.icon-menu {
    width: 20px;
    height: 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.icon-menu span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 1px;
    flex-shrink: 0;
}

/* 加号图标 - 修复错位 */
.icon-plus {
    width: 18px;
    height: 18px;
    position: relative;
    display: inline-block;
}
.icon-plus::before,
.icon-plus::after {
    content: '';
    position: absolute;
    background: currentColor;
    border-radius: 1px;
}
.icon-plus::before {
    width: 2px;
    height: 18px;
    left: 8px;
    top: 0;
}
.icon-plus::after {
    width: 18px;
    height: 2px;
    top: 8px;
    left: 0;
}

/* 复制图标 */
.icon-copy {
    width: 14px;
    height: 16px;
    position: relative;
}
.icon-copy::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 10px;
    height: 12px;
    border: 1.5px solid currentColor;
    border-radius: 2px;
}
.icon-copy::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 10px;
    height: 12px;
    border: 1.5px solid currentColor;
    border-radius: 2px;
    background: var(--bg-secondary);
}

/* 刷新图标 */
.icon-refresh {
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    position: relative;
}
.icon-refresh::after {
    content: '';
    position: absolute;
    top: -3px;
    right: 0;
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-bottom: 5px solid currentColor;
    transform: rotate(45deg);
}

/* 编辑图标 */
.icon-edit {
    width: 14px;
    height: 14px;
    position: relative;
}
.icon-edit::before {
    content: '';
    position: absolute;
    width: 10px;
    height: 10px;
    border: 1.5px solid currentColor;
    border-radius: 2px;
    bottom: 0;
    left: 0;
}
.icon-edit::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 2px;
    background: currentColor;
    top: 2px;
    right: 0;
    transform: rotate(-45deg);
    transform-origin: right center;
}

/* 更多图标 */
.icon-more {
    display: flex;
    gap: 3px;
}
.icon-more span {
    width: 4px;
    height: 4px;
    background: currentColor;
    border-radius: 50%;
}

/* 箭头图标 */
.icon-arrow {
    width: 8px;
    height: 8px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
    transition: transform 0.2s;
}
.icon-arrow.up {
    transform: rotate(-135deg);
}
.icon-arrow.left {
    transform: rotate(135deg);
}

/* 返回箭头 */
.icon-back {
    width: 10px;
    height: 10px;
    border-left: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg);
}

/* 退出图标 */
.icon-exit {
    width: 18px;
    height: 18px;
    position: relative;
}
.icon-exit::before {
    content: '';
    position: absolute;
    left: 0;
    top: 2px;
    width: 10px;
    height: 14px;
    border: 2px solid currentColor;
    border-right: none;
    border-radius: 3px 0 0 3px;
}
.icon-exit::after {
    content: '';
    position: absolute;
    right: 2px;
    top: 50%;
    width: 10px;
    height: 2px;
    background: currentColor;
    transform: translateY(-50%);
}

/* ==================== PWA 全屏模式适配（仅添加到主屏幕后生效） ==================== */
html.standalone body {
    background: var(--bg-primary);
}
html.standalone .phone-container {
    height: 100vh;
}
/* 顶部 safe-area：header 背景延伸到状态栏后面 */
html.standalone .desktop {
    padding-top: env(safe-area-inset-top, 0px);
}
html.standalone .page-header {
    padding: env(safe-area-inset-top, 0px) 16px 10px;
}
html.standalone .chat-header {
    padding: env(safe-area-inset-top, 0px) 12px 8px;
}
html.standalone .wechat-chat-header {
    padding: env(safe-area-inset-top, 0px) 12px 10px;
}
html.standalone .wechat-chat-header-center {
    top: env(safe-area-inset-top, 0px);
    bottom: 0;
    padding-bottom: 10px;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
/* 底部 safe-area：底部元素延伸到 Home Indicator 后面 */
html.standalone .dock {
    margin-bottom: calc(8px + env(safe-area-inset-bottom, 0px));
}
html.standalone .chat-input-area {
    padding-bottom: env(safe-area-inset-bottom, 0px);
}
html.standalone .wechat-input-area {
    padding-bottom: env(safe-area-inset-bottom, 0px);
}
html.standalone .wechat-plus-panel {
    padding-bottom: env(safe-area-inset-bottom, 0px);
}
html.standalone .insp-header {
    padding-top: calc(env(safe-area-inset-top, 0px) + 2px);
}
html.standalone .insp-bottom {
    padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 0px);
}

/* ==================== 页面层（设置、聊天等） ==================== */
.page {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    transform: translateX(100%);
    transition: transform 0.3s ease, visibility 0s 0.3s;
    z-index: 100;
    display: flex;
    flex-direction: column;
    visibility: hidden;
}

.page.active {
    transform: translateX(0);
    visibility: visible;
    transition: transform 0.3s ease, visibility 0s 0s;
}

.page-header {
    padding: 10px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    min-height: 48px;
}

.page-back {
    width: 36px;
    height: 36px;
    border: none;
    background: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-dark);
}

.page-title {
    flex: 1;
    font-size: 17px;
    font-weight: 600;
}

.page-action {
    width: 36px;
    height: 36px;
    border: none;
    background: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-dark);
}

.page-content {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

/* ==================== 通用按钮与图标 ==================== */
.btn-icon {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: all 0.2s;
}

.btn-icon:hover {
    background: var(--bg-tertiary);
}

.btn-icon.danger:hover {
    background: #fee;
    color: #d32f2f;
}

/* 删除图标 */
.icon-delete {
    width: 14px;
    height: 16px;
    position: relative;
}
.icon-delete::before {
    content: '';
    position: absolute;
    top: 3px;
    left: 0;
    right: 0;
    bottom: 0;
    border: 1.5px solid currentColor;
    border-radius: 0 0 2px 2px;
}
.icon-delete::after {
    content: '';
    position: absolute;
    top: 0;
    left: 2px;
    right: 2px;
    height: 3px;
    border: 1.5px solid currentColor;
    border-bottom: none;
    border-radius: 2px 2px 0 0;
}

/* ==================== 表单样式 ==================== */
.form-section {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 2px 8px var(--shadow);
}

.form-section-title {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 16px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-label {
    display: block;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 14px;
    background: var(--bg-tertiary);
    transition: all 0.2s;
    font-family: inherit;
}
/* 全局模型选择器 - 限制下拉高度 */
.form-select {
    max-height: 200px;
}
#globalDefaultModel {
    overflow-y: auto;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--bg-secondary);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

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

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

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

.btn-block {
    width: 100%;
}

/* ==================== 遮罩层 ==================== */
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0s 0.3s;
    z-index: 200;
    pointer-events: none;
}

.overlay.show {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.3s, visibility 0s 0s;
    pointer-events: auto;
}

/* ==================== 加载动画 ==================== */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 8px 0;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-8px);
        opacity: 1;
    }
}

/* ==================== 响应式 ==================== */
@media (min-width: 768px) {
    .phone-container {
        margin-top: 20px;
        margin-bottom: 20px;
        height: calc(100vh - 40px);
        height: calc(100dvh - 40px);
        border-radius: 40px;
        box-shadow: 0 20px 60px var(--shadow-lg);
    }
}

/* ==================== 弹窗/模态框 ==================== */
.modal {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0s 0.3s;
}

.modal.show {
    opacity: 1;
    visibility: visible;
    transition: opacity 0.3s, visibility 0s 0s;
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: 16px;
    width: 90%;
    max-width: 400px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.modal-header {
    padding: 16px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 16px;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    cursor: pointer;
    border-radius: 6px;
    font-size: 20px;
    color: var(--text-muted);
}

.modal-body {
    padding: 16px;
}

.modal-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* ==================== 开关 ==================== */
.switch {
    width: 44px;
    height: 24px;
    background: var(--border);
    border-radius: 12px;
    position: relative;
    cursor: pointer;
    transition: background 0.2s;
}

.switch.on {
    background: var(--accent);
}

.switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: #fff;
    border-radius: 50%;
    transition: transform 0.2s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.switch.on::after {
    transform: translateX(20px);
}

/* ==================== 滑块 ==================== */
.slider-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.slider {
    flex: 1;
    -webkit-appearance: none;
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    outline: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent);
    border-radius: 50%;
    cursor: pointer;
}

.slider-value {
    min-width: 40px;
    text-align: right;
    font-size: 14px;
    color: var(--text-secondary);
}

/* ==================== 空状态 ==================== */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state-text {
    font-size: 14px;
}