/* ======================== 全局主题变量定义 - Material Design风格 ======================== */
:root {
    --chat-background-white: #FAFAFA; /* Material light background */
    --color-border: rgba(0, 0, 0, 0.12) !important; /* Material border opacity */
}

/* 全局样式设置 */
* {
    font-family: ".苹方-简", "SF Mono", system-ui !important;
    line-height: 1.7 !important;
    letter-spacing: 0.018em !important;
    font-weight: 500;
}

/* 代码字体 */
pre *, code *, kbd, samp, tt {
    font-family: "SF Mono", "SF Mono", monospace !important;
}

.markdown * code {
    color: #B00020; /* Material error color */
    font-family: "SF Mono", monospace !important;
}

/* 浅色模式 - Material Design调色板 */
body[theme-mode='light'] {
    --color-primary: #6200EE; /* Material primary purple */
    --color-primary-soft: rgba(98, 0, 238, 0.7);
    --color-primary-mute: rgba(98, 0, 238, 0.1);
    --color-background: #FFFFFF;       /* Material surface color */
    --color-background-mute: #FAFAFA;  /* Material background */
    --color-background-soft: #F5F5F5;  /* Material light grey */
    --navbar-background: #FFFFFF;      /* App bar color */
    --chat-background: #FAFAFA;        /* Chat background */
    --chat-background-white: #FFFFFF;  /* Message background */
    --chat-background-user: #F5F5F5;   /* User message */
    --chat-background-assistant: #FFFFFF; /* Assistant message */
    --color-text: rgba(0, 0, 0, 0.87); /* High-emphasis text */
    --color-text-medium: rgba(0, 0, 0, 0.6); /* Medium-emphasis */
    --color-text-disabled: rgba(0, 0, 0, 0.38); /* Disabled */
    --color-border: rgba(0, 0, 0, 0.12); /* Dividers */
}

/* 深色模式 - Material Dark theme */
body[theme-mode='dark'] {
    --color-primary: #BB86FC;          /* Material dark primary */
    --color-primary-soft: rgba(187, 134, 252, 0.7);
    --color-primary-mute: rgba(187, 134, 252, 0.1);
    --color-background: #121212;       /* Dark surface */
    --color-background-mute: #1E1E1E;  /* Slightly lighter */
    --color-background-soft: #2D2D2D;  /* Cards/dialogs */
    --navbar-background-mac: rgba(30, 30, 30, 0.85);
    --navbar-background: #1E1E1E;
    --chat-background: #121212;
    --chat-background-white: #1E1E1E;
    --chat-background-user: #2D2D2D;
    --chat-background-assistant: #1E1E1E;
    --color-border: rgba(255, 255, 255, 0.12);
    --chat-text-user: #FFFFFF;         /* High-emphasis in dark */
    --color-text: rgba(255, 255, 255, 0.87);
    --color-text-medium: rgba(255, 255, 255, 0.6);
    --color-text-disabled: rgba(255, 255, 255, 0.38);
}

/* 消息容器 - 添加Material elevation */
.message-content-container {
    background: var(--chat-background-white) !important;
    margin: 8px 0 !important;
    padding: 16px !important; /* Increased padding */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    border: none !important;
    border-radius: 4px !important; /* Material rounded corners */
    box-shadow: 0 1px 2px rgba(0,0,0,0.1) !important; /* Elevation 1 */
    opacity: 0;
    animation: fadeIn 0.5s ease-out forwards;
}

body[theme-mode='dark'] .markdown {
    color: var(--chat-text-user) !important;
}

.message-content-container:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1) !important; /* Elevation 2 on hover */
}

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

.message-user .message-content-container {
    background: var(--chat-background-user) !important;
    box-shadow: 0 1px 3px rgba(0,0,0,0.12) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.message-user .message-content-container:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15) !important;
}

/* 深色模式下的消息容器 */
body[theme-mode='dark'] .message-content-container {
    box-shadow: 0 1px 3px rgba(0,0,0,0.3) !important;
}

body[theme-mode='dark'] .message-content-container:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.3) !important;
}

body[theme-mode='dark'] .message-user .message-content-container {
    box-shadow: 0 1px 3px rgba(0,0,0,0.4) !important;
}

body[theme-mode='dark'] .message-user .message-content-container:hover {
    box-shadow: 0 6px 12px rgba(0,0,0,0.4) !important;
}

/* 输入框样式 - Material Design */
#inputbar {
    margin: 0px 16px 16px 16px; /* Increased margin */
    background: #FFFFFF !important;
    border: none !important;
    border-radius: 28px !important; /* Full shape */
    box-shadow: 0 1px 3px rgba(0,0,0,0.12) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 12px 24px !important;
}

#inputbar:hover {
    transform: scale(1.01);
    box-shadow: 0 4px 8px rgba(0,0,0,0.16) !important;
}

#inputbar:focus-within {
    transform: scale(1.01);
    box-shadow: 0 6px 12px rgba(98, 0, 238, 0.2) !important;
}

body[theme-mode='dark'] #inputbar {
    background: #2D2D2D !important;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3) !important;
    color: white !important;
}

body[theme-mode='dark'] #inputbar:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.4) !important;
}

body[theme-mode='dark'] #inputbar:focus-within {
    box-shadow: 0 6px 12px rgba(187, 134, 252, 0.3) !important;
}

/* 按钮样式 - Material Design */
.ant-btn-primary {
    background-color: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
    color: white !important;
    border-radius: 4px !important;
    padding: 8px 16px !important;
    height: auto !important;
    font-weight: 500 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.05em !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.ant-btn-primary:hover, .ant-btn-primary:focus {
    box-shadow: 0 4px 8px rgba(98, 0, 238, 0.3) !important;
    transform: translateY(-1px);
}

.ant-btn-primary:active {
    transform: translateY(1px);
    box-shadow: 0 2px 4px rgba(98, 0, 238, 0.2) !important;
}

/* 选项卡样式 - Material Design */
.ant-tabs-tab {
    padding: 12px 16px !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.ant-tabs-tab:hover {
    color: var(--color-primary) !important;
    background: rgba(98, 0, 238, 0.04) !important;
}

.ant-tabs-tab.ant-tabs-tab-active {
    color: var(--color-primary) !important;
    font-weight: 500 !important;
}

.ant-tabs-ink-bar {
    background: var(--color-primary) !important;
    height: 3px !important;
}

/* 滑块样式 - Material Design */
.ant-slider {
    margin: 16px 6px 10px !important;
}

.ant-slider-track {
    background-color: var(--color-primary) !important;
    height: 4px !important;
}

.ant-slider-handle {
    border: 2px solid var(--color-primary) !important;
    width: 20px !important;
    height: 20px !important;
    margin-top: -8px !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.ant-slider-handle:hover {
    transform: scale(1.2);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3) !important;
}

/* Ripple effect for buttons */
@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

.ant-btn:after {
    content: "";
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
    background-repeat: no-repeat;
    background-position: 50%;
    transform: scale(10, 10);
    opacity: 0;
    transition: transform .5s, opacity 1s;
}

.ant-btn:active:after {
    transform: scale(0, 0);
    opacity: 0.3;
    transition: 0s;
}