/* ============================================
   Oneday — 参考图片样式重构
   蓝色渐变Hero + 白色仪表盘卡片 + 深蓝渐变优势区 + 彩色角色卡片
   ============================================ */

/* 字体 */
@import url('https://uunn.oss-cn-hangzhou.aliyuncs.com/navos/font/MiSans-Bold.woff2');
@font-face {
    font-family: 'MiSans';
    src: url('https://uunn.oss-cn-hangzhou.aliyuncs.com/navos/font/MiSans-Bold.woff2') format('woff2');
    font-weight: 700;
    font-display: swap;
}
@font-face {
    font-family: 'MiSans';
    src: url('https://uunn.oss-cn-hangzhou.aliyuncs.com/navos/font/MiSans-Demibold.woff2') format('woff2');
    font-weight: 600;
    font-display: swap;
}
@font-face {
    font-family: 'MiSans';
    src: url('https://uunn.oss-cn-hangzhou.aliyuncs.com/navos/font/MiSans-Medium.woff2') format('woff2');
    font-weight: 500;
    font-display: swap;
}
@font-face {
    font-family: 'MiSans';
    src: url('https://uunn.oss-cn-hangzhou.aliyuncs.com/navos/font/MiSans-Normal.woff2') format('woff2');
    font-weight: 400;
    font-display: swap;
}
@font-face {
    font-family: 'MiSans';
    src: url('https://uunn.oss-cn-hangzhou.aliyuncs.com/navos/font/MiSans-Light.woff2') format('woff2');
    font-weight: 300;
    font-display: swap;
}

/* ===== CSS 变量 ===== */
:root {
    --main: #0074FF;
    --main-dark: #0059CC;
    --brand-rgb: 0, 116, 255;          /* --main 的 rgb，供 rgba() 用 */
    --main-light: #60a5fa;             /* 深色区配饰浅色 */
    --main-light-rgb: 96, 165, 250;
    --accent: #0074FF;                 /* 辅色，默认=品牌色（研发系） */
    --accent-rgb: 0, 116, 255;
    --grad-a: #E6F7FF;                 /* 功能页浅色渐变 */
    --grad-b: #F0F9FF;
    --grad-c: #E0F2FE;
    --grad-d: #DBEAFE;
    --white: #ffffff;
    --black: #0e0e18;
    --green: #5bd0fb;
    --orange: #f8c291;
    --dark-blue: #0a192f;
    --dark-blue-light: #1e3a8a;
    --light-blue: #E6F7FF;
    --light-blue-mid: #BAE6FD;
    --ease: cubic-bezier(.65, 0, .35, 1);
    --ease3: cubic-bezier(.76, 0, .24, 1);
}

/* 营销系 —— 紫色基底 */
.marketing {
    --main: #7C3AED;
    --main-dark: #6D28D9;
    --brand-rgb: 124, 58, 237;
    --main-light: #a78bfa;
    --main-light-rgb: 167, 139, 250;
    --grad-a: #F5F3FF;
    --grad-b: #FAF5FF;
    --grad-c: #EDE9FE;
    --grad-d: #E9D5FF;
}

/* 营销各产品专属辅色 */
.p04 { --accent:#EC4899; --accent-rgb:236,72,153; }
.p05 { --accent:#06B6D4; --accent-rgb:6,182,212; }
.p06 { --accent:#F59E0B; --accent-rgb:245,158,11; }
.p07 { --accent:#6366F1; --accent-rgb:99,102,241; }
.p08 { --accent:#10B981; --accent-rgb:16,185,129; }
.p09 { --accent:#EF4444; --accent-rgb:239,68,68; }   /* 09 智能谈判：红/成交 */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: 'MiSans', -apple-system, sans-serif;
    background: var(--white);
    color: var(--black);
    line-height: 1.5;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ===== 全屏区块 ===== */
.nv-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* ===== 滚动滑入动画 ===== */
.sa {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease3), transform 0.8s var(--ease3);
}
.sa.sa-visible { opacity: 1; transform: translateY(0); }
.sa-l {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.8s var(--ease3), transform 0.8s var(--ease3);
}
.sa-l.sa-visible { opacity: 1; transform: translateX(0); }
.sa-r {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.8s var(--ease3), transform 0.8s var(--ease3);
}
.sa-r.sa-visible { opacity: 1; transform: translateX(0); }
.sa-s {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s var(--ease3), transform 0.8s var(--ease3);
}
.sa-s.sa-visible { opacity: 1; transform: scale(1); }
.d1 { transition-delay: 0.1s; }
.d2 { transition-delay: 0.2s; }
.d3 { transition-delay: 0.3s; }
.d4 { transition-delay: 0.4s; }
.d5 { transition-delay: 0.5s; }
.d6 { transition-delay: 0.6s; }

/* ===== 容器 ===== */
.nv-wrap { max-width: 1280px; margin: 0 auto; padding: 0 40px; }

/* ============================================
   站点导航（与首页一致，Oneday 浅蓝主题）
   ============================================ */
body.nv-page.mb-has-mb-nav {
    padding-top: 80px;
}

.nv-page .mb-nav {
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid rgba(var(--brand-rgb), 0.12);
    box-shadow: 0 8px 28px rgba(var(--brand-rgb), 0.06);
}

.nv-page .mb-nav a,
.nv-page .mb-nav__links a,
.nv-page .mb-nav__secondary,
.nv-page .mb-mobile-panel a,
.nv-page .mb-button {
    text-decoration: none;
}

.nv-page .mb-nav__links a:hover,
.nv-page .mb-nav__secondary:hover,
.nv-page .mb-nav__links a.is-active {
    color: var(--main);
    text-decoration: none;
    border-bottom: none;
}

.nv-page .mb-button,
.nv-page .mb-button--nav {
    background: var(--main);
    box-shadow: 0 12px 28px rgba(var(--brand-rgb), 0.24);
}

.nv-page .mb-button:hover,
.nv-page .mb-button--nav:hover {
    background: var(--main-dark);
    box-shadow: 0 16px 34px rgba(var(--brand-rgb), 0.3);
}

.nv-page .mb-nav__toggle {
    border-color: rgba(var(--brand-rgb), 0.18);
}

.nv-page .mb-mobile-panel {
    border-bottom-color: rgba(var(--brand-rgb), 0.12);
}

/* ============================================
   HERO — 浅色底 + 中心蓝色光晕聚焦
   ============================================ */
.nv-hero {
    position: relative;
    width: 100%;
    min-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #F5F7FA;
}

.nv-hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

/* 中心蓝色光晕 — 大面积柔和聚焦 */
.nv-hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    will-change: transform;
}
.blob1 {
    width: 700px; height: 500px;
    background: radial-gradient(ellipse, rgba(var(--brand-rgb),0.35) 0%, transparent 70%);
    top: 50%; left: 50%;
    transform: translate(-50%, -55%);
    animation: glow1 8s ease-in-out infinite;
}
.blob2 {
    width: 500px; height: 400px;
    background: radial-gradient(ellipse, rgba(var(--main-light-rgb),0.25) 0%, transparent 70%);
    top: 45%; left: 40%;
    transform: translate(-50%, -50%);
    animation: glow2 10s ease-in-out infinite;
}
.blob3 {
    width: 400px; height: 350px;
    background: radial-gradient(ellipse, rgba(var(--main-light-rgb),0.2) 0%, transparent 70%);
    top: 55%; left: 60%;
    transform: translate(-50%, -50%);
    animation: glow3 12s ease-in-out infinite;
}
.blob4 {
    width: 300px; height: 300px;
    background: radial-gradient(ellipse, rgba(var(--accent-rgb),0.2) 0%, transparent 70%);
    top: 40%; left: 50%;
    transform: translate(-50%, -50%);
    animation: glow4 14s ease-in-out infinite;
}

/* 光晕呼吸动画 */
@keyframes glow1 {
    0%, 100% { transform: translate(-50%, -55%) scale(1); opacity: 1; }
    50% { transform: translate(-50%, -55%) scale(1.12); opacity: 0.8; }
}
@keyframes glow2 {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-48%, -52%) scale(1.1); }
}
@keyframes glow3 {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-52%, -48%) scale(1.08); }
}
@keyframes glow4 {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    50% { transform: translate(-50%, -50%) scale(1.15); }
}
.nv-hero-bg .grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 80, 180, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 80, 180, 0.04) 1px, transparent 1px);
    background-size: 48px 48px;
}

.nv-hero-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 100px 24px 40px;
    width: 100%;
    max-width: 1000px;
}

.nv-hero-title {
    font-size: 100px;
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -3px;
    margin-bottom: 32px;
    color: var(--black);
}
.nv-hero-title .line { display: block; }
.nv-hero-title .line-light { font-weight: 300; color: rgba(0,0,0,0.4); }
.nv-hero-title .line-accent { font-weight: 600; color: var(--main); }

.nv-hero-desc {
    font-size: 14px;
    color: rgba(0,0,0,0.45);
    max-width: 580px;
    margin: 0 auto 48px;
    line-height: 1.8;
    font-weight: 400;
}

/* 聊天输入框 */
.nv-hero-input {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
}
.nv-input-box {
    position: relative;
    width: 520px;
    max-width: 100%;
}
.nv-input-box input {
    width: 100%;
    padding: 18px 120px 18px 24px;
    border-radius: 50px;
    border: 1px solid rgba(0,0,0,0.1);
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: var(--black);
    font-size: 15px;
    font-family: 'MiSans', sans-serif;
    font-weight: 400;
    outline: none;
    transition: all 0.3s;
    box-shadow: 0 2px 16px rgba(0,0,0,0.06);
}
.nv-input-box input::placeholder { color: rgba(0,0,0,0.3); }
.nv-input-box input:focus { border-color: var(--main); box-shadow: 0 2px 20px rgba(var(--brand-rgb),0.12); }
.nv-input-mic {
    position: absolute;
    right: 58px;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: rgba(0,0,0,0.3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s;
}
.nv-input-mic:hover { color: var(--main); }
.nv-input-btn {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: var(--main);
    color: var(--white);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    box-shadow: 0 2px 12px rgba(var(--brand-rgb),0.3);
}
.nv-input-btn:hover { transform: translateY(-50%) scale(1.05); }

/* ============================================
   输入框区域 + 建议气泡
   ============================================ */
.nv-input-area {
    position: relative;
    width: 100%;
    max-width: 1000px;
    margin: 0 auto 48px;
    min-height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 输入框本身 */
.nv-input-area .nv-hero-input {
    flex-shrink: 0;
    z-index: 2;
}

/* ---- 气泡通用样式 ---- */
.nv-tip-pos {
    position: absolute;
    font-size: 12px;
    color: rgba(30, 41, 59, 0.75);
    max-width: 260px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    pointer-events: none;
    line-height: 1.5;
    padding: 8px 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 1.2s cubic-bezier(.4, 0, .2, 1),
                transform 1.2s cubic-bezier(.4, 0, .2, 1);
}
.nv-tip-visible {
    opacity: 1;
    transform: translateY(0);
}
.nv-tip-out {
    opacity: 0;
    transform: translateY(-8px);
}

/* ---- 5 个位置：左侧×2 / 右侧×2 / 下方×1 ---- */

/* 左上 */
.nv-tip-left {
    top: -10px;
    right: calc(50% + 300px);
    text-align: left;
}
/* 左下 */
.nv-tip-left2 {
    bottom: -6px;
    right: calc(50% + 270px);
    text-align: left;
}
/* 右上 */
.nv-tip-right {
    top: -14px;
    left: calc(50% + 300px);
    text-align: left;
}
/* 右下 */
.nv-tip-right2 {
    bottom: -2px;
    left: calc(50% + 270px);
    text-align: left;
}
/* 正下方 */
.nv-tip-below {
    bottom: -54px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    max-width: 340px;
}
.nv-tip-below.nv-tip-visible {
    transform: translateX(-50%) translateY(0);
}
.nv-tip-below.nv-tip-out {
    transform: translateX(-50%) translateY(-8px);
}

/* 下滑指示器 */
.nv-scroll-hint {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    margin-top: 24px;
}
.nv-scroll-hint .arrow {
    width: 20px; height: 20px;
    border-right: 2px solid rgba(0,0,0,0.2);
    border-bottom: 2px solid rgba(0,0,0,0.2);
    transform: rotate(45deg);
    animation: nvScrollBounce 2s ease-in-out infinite;
}
@keyframes nvScrollBounce {
    0%, 100% { transform: rotate(45deg) translateY(0); }
    50% { transform: rotate(45deg) translateY(6px); }
}
.nv-scroll-hint span { font-size: 12px; color: rgba(0,0,0,0.25); }

/* ============================================
   "这不是功能集合" — 白色背景
   ============================================ */
.nv-statement {
    background: var(--white);
    text-align: center;
    position: relative;
}
.nv-statement h2 {
    font-size: 56px;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -1px;
    color: var(--black);
    position: relative;
    z-index: 1;
}
.nv-statement .star-icon {
    color: var(--main);
    font-size: 52px;
    vertical-align: middle;
}
.nv-statement .emphasis {
    font-weight: 700;
    background: linear-gradient(135deg, var(--main), #5bd0fb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nv-fn-header {
    text-align: center;
    margin-top: 48px;
    position: relative;
    z-index: 1;
}
.nv-fn-header h3 {
    font-size: 24px;
    font-weight: 500;
    color: var(--black);
}
.nv-fn-header p {
    font-size: 16px;
    color: rgba(0,0,0,0.4);
    margin-top: 6px;
}
.nv-fn-header .arrow-down {
    display: inline-block;
    margin-top: 16px;
    color: var(--main);
    font-size: 20px;
    animation: nvScrollBounce 2s ease-in-out infinite;
}

/* ============================================
   功能卡片 — 浅蓝渐变 + 白色仪表盘卡片
   ============================================ */
/* ============================================
   功能卡片 — 全屏 + 滑入切换
   ============================================ */
.nv-features {
    position: relative;
    overflow: hidden;
    height: 100vh;
    min-height: 600px;
}

.nv-features-steps {
    position: absolute;
    left: 50%;
    bottom: 28px;
    z-index: 20;
    display: flex;
    align-items: flex-end;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(var(--brand-rgb), 0.14);
    box-shadow: 0 10px 30px rgba(var(--brand-rgb), 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transform: translateX(-50%);
}

.nv-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    min-width: 64px;
    padding: 8px 10px;
    border: none;
    border-radius: 14px;
    background: transparent;
    cursor: pointer;
    transition: background 0.25s ease, transform 0.25s ease;
}

.nv-step span {
    font-size: 18px;
    font-weight: 700;
    line-height: 1;
    color: rgba(0, 0, 0, 0.28);
    transition: color 0.25s ease;
}

.nv-step em {
    font-size: 11px;
    font-style: normal;
    font-weight: 500;
    line-height: 1.2;
    color: rgba(0, 0, 0, 0.38);
    white-space: nowrap;
    transition: color 0.25s ease;
}

.nv-step:hover {
    background: rgba(var(--brand-rgb), 0.06);
    transform: translateY(-1px);
}

.nv-step.is-active {
    background: rgba(var(--brand-rgb), 0.1);
}

.nv-step.is-active span {
    color: var(--main);
}

.nv-step.is-active em {
    color: rgba(var(--brand-rgb), 0.85);
}
.nv-feature-page {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, var(--grad-a) 0%, var(--grad-b) 50%, var(--grad-c) 100%);
    /* 默认在底部待命（看不见） */
    transform: translateY(100%);
    opacity: 0;
    transition: transform 0.9s cubic-bezier(.76, 0, .24, 1),
                opacity 0.9s cubic-bezier(.76, 0, .24, 1);
    z-index: 0;
    pointer-events: none;
}
/* 当前激活页：滑到正位 */
.nv-feature-page.active-page {
    transform: translateY(0);
    opacity: 1;
    z-index: 2;
    pointer-events: auto;
}
/* 前一页向上滑出 */
.nv-feature-page.exit-up {
    transform: translateY(-30%);
    opacity: 0;
    z-index: 1;
    pointer-events: none;
    transition: transform 0.7s cubic-bezier(.76, 0, .24, 1),
                opacity 0.5s ease;
}

.nv-feature-page:nth-child(even) {
    background: linear-gradient(180deg, var(--grad-b) 0%, var(--grad-c) 50%, var(--grad-d) 100%);
}

.nv-feature-inner {
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    padding: 0 60px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
}
.nv-feature-left { flex: 0 0 300px; min-width: 0; }
.nv-feature-center { flex: 1; min-width: 0; }
.nv-feature-right { width: 200px; flex-shrink: 0; display: flex; justify-content: flex-end; align-items: flex-start; }

.nv-fn-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}
.nv-fn-icon { flex-shrink: 0; color: var(--main); }
.nv-fn-top h2 {
    font-size: 36px;
    font-weight: 600;
    letter-spacing: -1px;
    color: var(--black);
}
.nv-fn-desc {
    font-size: 16px;
    font-weight: 400;
    color: rgba(0,0,0,0.5);
    line-height: 1.7;
    margin-bottom: 24px;
}
.nv-fn-btns {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

/* layer-btn */
.nv-layer-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0;
    border: 1px solid var(--main);
    border-radius: 50px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
}
.nv-layer-btn .txt {
    padding: 12px 16px 12px 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--black);
    position: relative;
    z-index: 1;
    white-space: nowrap;
}
.nv-layer-btn .arrow-icon {
    padding-right: 16px;
    color: var(--main);
    font-size: 14px;
    position: relative;
    z-index: 1;
}
.nv-layer-btn .btn-mask {
    position: absolute;
    left: 0; top: 0;
    height: 100%;
    width: 0;
    background: var(--main);
    transition: width 0.4s var(--ease);
    z-index: 0;
}
.nv-layer-btn:hover .btn-mask { width: 100%; }
.nv-layer-btn:hover .txt { color: var(--white); }
.nv-layer-btn:hover .arrow-icon { color: var(--white); }

.nv-fn-arrow-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: transform 0.3s;
}
.nv-fn-arrow-btn:hover { transform: translateX(3px); }

/* 编号盒子 */
.nv-num-box { text-align: right; }
.nv-num-box em {
    display: block;
    font-size: 120px;
    font-weight: 600;
    font-style: normal;
    line-height: 1;
    letter-spacing: -4px;
    color: var(--black);
    opacity: 0.08;
}
.nv-num-box .num-indicator {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    margin-top: 8px;
}
.nv-num-box .num-indicator .slash { width: 12px; height: 14px; opacity: 0.4; }
.nv-num-box .num-indicator .total {
    font-size: 13px;
    font-weight: 400;
    color: rgba(0,0,0,0.4);
}

/* 导航箭头 */
.nv-fn-arrows { display: flex; gap: 8px; margin-top: 16px; }
.nv-fn-arrow {
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(0,0,0,0.15);
    background: transparent;
    color: rgba(0,0,0,0.4);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    font-size: 13px;
}
.nv-fn-arrow:hover { background: var(--main); border-color: var(--main); color: var(--white); }

/* ============================================
   仪表盘卡片 — 白色圆角阴影
   ============================================ */
.nv-dashboard-card {
    background: var(--white);
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08), 0 1px 4px rgba(0,0,0,0.04);
    overflow: hidden;
    max-width: 560px;
    margin: 0 auto;
    border: 1px solid rgba(0,0,0,0.06);
}
.nv-dash-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    background: rgba(249,250,251,1);
}
.nv-dash-dots { display: flex; gap: 6px; }
.nv-dash-dots span { width: 10px; height: 10px; border-radius: 50%; }
.nv-dash-title {
    font-size: 13px;
    font-weight: 500;
    color: rgba(0,0,0,0.5);
}
.nv-dash-body { padding: 20px; }

/* 聊天气泡 */
.nv-dash-chat { margin-bottom: 16px; }
.nv-dash-bubble {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 10px;
    font-size: 13px;
    margin-bottom: 8px;
    line-height: 1.5;
}
.nv-dash-bubble.user {
    background: #F0F9FF;
    color: rgba(0,0,0,0.7);
}
.nv-dash-bubble.ai {
    background: #EFF6FF;
    color: rgba(0,0,0,0.7);
}
.nv-dash-bubble svg { flex-shrink: 0; margin-top: 1px; }

/* 任务列表 */
.nv-dash-list { margin-bottom: 16px; }
.nv-dash-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    font-size: 13px;
    color: rgba(0,0,0,0.4);
    border-radius: 6px;
    margin-bottom: 4px;
}
.nv-dash-item.done { color: rgba(0,0,0,0.5); text-decoration: line-through; }
.nv-dash-item.active { color: var(--black); font-weight: 500; background: #F0F9FF; }
.nv-dash-item .nv-check { color: var(--main); font-size: 11px; flex-shrink: 0; }

/* 表格 */
.nv-dash-table { font-size: 13px; }
.nv-dash-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 12px;
    border-bottom: 1px solid rgba(0,0,0,0.04);
}
.nv-dash-row.head { font-weight: 600; color: rgba(0,0,0,0.5); font-size: 12px; }
.nv-dash-row span { flex: 1; }
.nv-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
}
.nv-tag.green { background: #DCFCE7; color: #16a34a; }
.nv-tag.blue { background: #DBEAFE; color: #2563eb; }
.nv-tag.gray { background: #F3F4F6; color: #6b7280; }

/* 底部 */
.nv-dash-footer {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: rgba(0,0,0,0.4);
    padding-top: 12px;
    border-top: 1px solid rgba(0,0,0,0.04);
}
.nv-dash-progress { color: var(--main); font-weight: 500; }

/* 工作流 */
.nv-dash-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
}
.nv-flow-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: rgba(0,0,0,0.4);
}
.nv-flow-step.done { color: rgba(0,0,0,0.6); }
.nv-flow-step.active { color: var(--main); font-weight: 600; }
.nv-flow-icon {
    width: 32px; height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    border: 2px solid rgba(0,0,0,0.1);
    color: rgba(0,0,0,0.3);
}
.nv-flow-step.done .nv-flow-icon { background: #DCFCE7; border-color: #22c55e; color: #16a34a; }
.nv-flow-step.active .nv-flow-icon { background: #DBEAFE; border-color: var(--main); color: var(--main); }
.nv-flow-line {
    width: 30px;
    height: 2px;
    background: #22c55e;
    margin-bottom: 20px;
}
.nv-flow-line.dim { background: rgba(0,0,0,0.1); }

/* 代码块 */
.nv-dash-code {
    background: #1e293b;
    border-radius: 10px;
    padding: 16px;
    overflow-x: auto;
}
.nv-dash-code code {
    font-family: 'Fira Code', 'Consolas', monospace;
    font-size: 13px;
    color: #e2e8f0;
    line-height: 1.8;
}
.nv-dash-code .kw { color: #c084fc; }
.nv-dash-code .fn { color: var(--main-light); }
.nv-dash-code .str { color: #34d399; }

/* 日报 */
.nv-dash-report { font-size: 13px; }
.nv-report-date {
    font-size: 11px;
    color: rgba(0,0,0,0.4);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(0,0,0,0.06);
}
.nv-report-section {
    margin-bottom: 12px;
}
.nv-report-section strong {
    font-size: 12px;
    color: rgba(0,0,0,0.6);
    display: block;
    margin-bottom: 6px;
}
.nv-report-item {
    padding: 4px 0;
    color: rgba(0,0,0,0.5);
    font-size: 12px;
}

/* ============================================
   为什么选择 — 深蓝渐变
   ============================================ */
.nv-why {
    background: linear-gradient(180deg, var(--dark-blue) 0%, var(--dark-blue-light) 100%);
    text-align: center;
    position: relative;
}
.nv-why-title {
    font-size: 56px;
    font-weight: 600;
    letter-spacing: -2px;
    color: var(--white);
    position: relative;
    z-index: 1;
}
.nv-why-sub {
    font-size: 18px;
    color: rgba(255,255,255,0.5);
    margin: 8px 0 40px;
    position: relative;
    z-index: 1;
}

/* Tab */
.nv-tab-bar {
    display: inline-flex;
    position: relative;
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 8px;
    overflow: hidden;
    z-index: 1;
    margin-bottom: 50px;
    background: rgba(255,255,255,0.05);
}
.nv-tab-item {
    padding: 10px 32px;
    font-size: 16px;
    font-weight: 500;
    color: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: all 0.3s;
    border: none;
    background: transparent;
    font-family: 'MiSans', sans-serif;
}
.nv-tab-item.active {
    color: var(--white);
    background: var(--main);
    border-radius: 6px;
}
.nv-tab-item:hover { color: rgba(255,255,255,0.7); }

/* 优势卡片 */
.nv-adv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    position: relative;
    z-index: 1;
    max-width: 960px;
    margin: 0 auto;
}
.nv-adv-card {
    padding: 32px;
    border-radius: 16px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    text-align: left;
    transition: all 0.3s;
    backdrop-filter: blur(4px);
}
.nv-adv-card:hover { border-color: rgba(var(--brand-rgb),0.3); background: rgba(255,255,255,0.1); }
.nv-adv-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1.5px solid rgba(var(--brand-rgb),0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    background: rgba(var(--brand-rgb),0.08);
}
.nv-adv-card .tag {
    font-size: 11px;
    color: var(--main-light);
    letter-spacing: 1px;
    font-weight: 500;
    margin-bottom: 8px;
    text-transform: uppercase;
}
.nv-adv-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 8px;
}
.nv-adv-card p {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    line-height: 1.7;
}

/* 对比面板 */
.nv-cmp-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    position: relative;
    z-index: 1;
    max-width: 960px;
    margin: 0 auto;
}
.nv-cmp-col {
    padding: 28px;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.08);
    text-align: left;
}
.nv-cmp-col.hl {
    border-color: rgba(var(--brand-rgb),0.3);
    background: rgba(var(--brand-rgb),0.05);
}
.nv-cmp-col h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    color: var(--white);
}
.nv-cmp-col ul { list-style: none; }
.nv-cmp-col li {
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    padding: 8px 0;
    display: flex;
    gap: 8px;
    line-height: 1.4;
}
.nv-cmp-col li .x { color: #ef4444; flex-shrink: 0; }
.nv-cmp-col li .warn { color: #f59e0b; flex-shrink: 0; }
.nv-cmp-col.hl li .check { color: #34d399; flex-shrink: 0; }
.nv-cmp-stats {
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid rgba(255,255,255,0.08);
}
.nv-cmp-stat {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    font-size: 13px;
}
.nv-cmp-stat .label { color: rgba(255,255,255,0.4); }
.nv-cmp-stat .val { color: var(--main-light); font-weight: 700; font-size: 16px; }

/* ============================================
   角色卡片 — 纯白背景 + 大几何形状
   ============================================ */
.nv-roles {
    background: var(--white);
}
.nv-roles-title {
    text-align: center;
    font-size: 44px;
    font-weight: 600;
    letter-spacing: -1px;
    margin-bottom: 8px;
    color: var(--black);
}
.nv-roles-sub {
    text-align: center;
    font-size: 16px;
    color: rgba(0,0,0,0.35);
    margin-bottom: 64px;
}

.nv-roles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 960px;
    margin: 0 auto;
}
.nv-role-card {
    text-align: center;
    padding: 0 16px 32px;
    cursor: default;
    position: relative;
}

/* 几何形状容器 —— 大面积填满卡片上部 */
.nv-role-visual {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 0 auto 24px;
}
.nv-role-geo {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}
.nv-role-photo {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 140px;
    height: 140px;
    object-fit: cover;
    border-radius: 50%;
    z-index: 1;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.nv-role-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}
.nv-role-card p {
    font-size: 14px;
    color: #666;
    line-height: 1.7;
    max-width: 260px;
    margin: 0 auto;
}

/* ============================================
   数据统计 — 深蓝渐变
   ============================================ */
.nv-stats {
    background: linear-gradient(180deg, var(--dark-blue) 0%, #0f2847 100%);
    border-top: 1px solid rgba(255,255,255,0.04);
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.nv-stats-title {
    text-align: center;
    font-size: 48px;
    font-weight: 600;
    letter-spacing: -1px;
    margin-bottom: 8px;
    color: var(--white);
}
.nv-stats-sub {
    text-align: center;
    font-size: 14px;
    color: rgba(255,255,255,0.4);
    margin-bottom: 60px;
}
.nv-stats-row {
    display: flex;
    justify-content: center;
    gap: 80px;
    flex-wrap: wrap;
}
.nv-stat { text-align: center; }
.nv-stat-val {
    font-size: 64px;
    font-weight: 700;
    color: var(--main-light);
    line-height: 1;
    letter-spacing: -2px;
}
.nv-stat-unit { font-size: 28px; }
.nv-stat-label { font-size: 14px; color: rgba(255,255,255,0.4); margin-top: 10px; }

/* ============================================
   FAQ — 白色背景
   ============================================ */
.nv-faq {
    background: var(--white);
}
.nv-faq-title {
    text-align: center;
    font-size: 48px;
    font-weight: 600;
    letter-spacing: -1px;
    margin-bottom: 60px;
    color: var(--black);
}
.nv-faq-list { max-width: 780px; margin: 0 auto; }
.nv-faq-item {
    border: 1px solid rgba(0,0,0,0.08);
    border-radius: 12px;
    margin-bottom: 8px;
    overflow: hidden;
    transition: border-color 0.3s;
}
.nv-faq-item.active { border-color: rgba(var(--brand-rgb),0.2); }
.nv-faq-q {
    width: 100%;
    border: 0;
    background: transparent;
    font-family: inherit;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
    color: var(--black);
    transition: color 0.3s;
    user-select: none;
}
.nv-faq-q:hover { color: var(--main); }
.nv-faq-q:focus-visible { outline: 2px solid var(--main); outline-offset: -3px; }
.nv-faq-q .arr {
    width: 24px; height: 24px;
    border-radius: 6px;
    background: rgba(var(--brand-rgb),0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--main);
    font-size: 10px;
    transition: all 0.3s;
    flex-shrink: 0;
}
.nv-faq-item.active .nv-faq-q .arr {
    background: var(--main);
    color: var(--white);
    transform: rotate(180deg);
}
.nv-faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s var(--ease); }
.nv-faq-item.active .nv-faq-a { max-height: 400px; }
.nv-faq-a-inner { padding: 0 24px 18px; font-size: 14px; color: rgba(0,0,0,0.55); line-height: 1.8; }

/* ============================================
   CTA — 深蓝渐变
   ============================================ */
.nv-cta {
    text-align: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--dark-blue) 0%, var(--dark-blue-light) 50%, #1e40af 100%);
}
.nv-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(var(--brand-rgb),0.15), transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(var(--main-light-rgb),0.08), transparent 50%);
    pointer-events: none;
}
.nv-cta-inner { position: relative; z-index: 1; }
.nv-cta-title {
    font-size: 48px;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 12px;
    color: var(--white);
}
.nv-cta-desc {
    font-size: 16px;
    color: rgba(255,255,255,0.5);
    max-width: 460px;
    margin: 0 auto 36px;
    line-height: 1.7;
}
.nv-cta-btns { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* CTA 主按钮（预约演示）在深色背景上默认白色，保证可读；hover 时遮罩填充仍为白字 */
.nv-cta .nv-layer-btn:not(.nv-btn-ghost) .txt,
.nv-cta .nv-layer-btn:not(.nv-btn-ghost) .arrow-icon { color: var(--white); }

/* Ghost button for CTA section */
.nv-btn-ghost {
    border-color: rgba(255,255,255,0.2);
}
.nv-btn-ghost .txt { color: var(--white); }
.nv-btn-ghost .arrow-icon { color: rgba(255,255,255,0.6); }
.nv-btn-ghost .btn-mask { background: rgba(255,255,255,0.1); }
.nv-btn-ghost:hover .btn-mask { width: 100%; }
.nv-btn-ghost:hover .txt { color: var(--white); }
.nv-btn-ghost:hover .arrow-icon { color: var(--white); }

/* ============================================
   Footer
   ============================================ */
.nv-footer {
    padding: 28px 0;
    border-top: 1px solid rgba(0,0,0,0.06);
    text-align: center;
    background: var(--white);
}
.nv-footer p { font-size: 12px; color: rgba(0,0,0,0.3); }

/* ===== 隐藏面板 ===== */
.nv-hidden { display: none; }

/* ============================================
   响应式
   ============================================ */
@media (max-width: 1024px) {
    .nv-hero-title { font-size: 64px; letter-spacing: -2px; }
    .nv-statement h2 { font-size: 42px; }
    .nv-feature-inner { flex-direction: column; }
    .nv-feature-left { flex: none; width: 100%; }
    .nv-feature-center { flex: none; width: 100%; }
    .nv-feature-right { width: 100%; justify-content: flex-start; }
    .nv-num-box em { font-size: 80px; }
    .nv-adv-grid, .nv-cmp-grid, .nv-roles-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
    .nv-role-visual { width: 160px; height: 160px; }
    .nv-role-photo { width: 110px; height: 110px; }
    .nv-why-title { font-size: 40px; }
    .nv-input-area { max-width: 700px; }
    .nv-tip-left  { right: calc(50% + 230px); }
    .nv-tip-left2 { right: calc(50% + 210px); }
    .nv-tip-right  { left: calc(50% + 230px); }
    .nv-tip-right2 { left: calc(50% + 210px); }
    .nv-tip-pos { font-size: 11px; max-width: 170px; padding: 8px 12px; }
}

@media (max-width: 768px) {
    .nv-features-steps {
        left: 16px;
        right: 16px;
        bottom: 16px;
        width: auto;
        transform: none;
        justify-content: space-between;
        gap: 6px;
        padding: 8px 10px;
        overflow-x: auto;
    }
    .nv-step {
        min-width: 52px;
        padding: 6px 8px;
    }
    .nv-step span { font-size: 15px; }
    .nv-step em { font-size: 10px; }
    .nv-hero-title { font-size: 40px; letter-spacing: -1px; }
    .nv-input-box { width: 100%; }
    .nv-input-area { max-width: 100%; }
    .nv-tip-pos { display: none; }
    .nv-statement h2 { font-size: 32px; }
    .nv-fn-top h2 { font-size: 28px; }
    .nv-num-box em { font-size: 60px; }
    .nv-why-title { font-size: 32px; }
    .nv-roles-title, .nv-stats-title, .nv-faq-title { font-size: 30px; }
    .nv-cta-title { font-size: 32px; }
    .nv-stats-row { gap: 40px; }
    .nv-stat-val { font-size: 48px; }
    .nv-dashboard-card { max-width: 100%; }
}

/* ============================================
   新增组件：画像卡 / 漏斗图表卡（营销专用）
   ============================================ */
/* 画像卡 */
.nv-dash-profile-head { display:flex; align-items:center; gap:12px; margin-bottom:14px; }
.nv-dash-profile-avatar {
    width:40px; height:40px; border-radius:10px; flex-shrink:0;
    background:rgba(var(--brand-rgb),0.12); color:var(--accent);
    display:flex; align-items:center; justify-content:center; font-weight:600; font-size:16px;
}
.nv-dash-profile-name { font-size:14px; font-weight:600; color:var(--black); }
.nv-dash-profile-tag { font-size:11px; color:var(--accent); margin-top:2px; }
.nv-dash-profile-tags { margin-bottom:12px; }
.nv-profile-group { display:block; font-size:11px; color:rgba(0,0,0,0.35); margin:8px 0 4px; }
.nv-profile-chip {
    display:inline-block; padding:3px 10px; border-radius:999px; margin:0 4px 4px 0;
    font-size:12px; background:rgba(var(--brand-rgb),0.08); color:rgba(0,0,0,0.6);
}
.nv-dash-profile-src { font-size:11px; color:rgba(0,0,0,0.35); padding-top:10px; border-top:1px solid rgba(0,0,0,0.05); }

/* 漏斗图表卡 */
.nv-dash-funnel { font-size:13px; }
.nv-funnel-title { font-size:12px; color:rgba(0,0,0,0.45); margin-bottom:12px; }
.nv-funnel-bar {
    display:flex; align-items:center; justify-content:space-between;
    height:30px; width:calc(var(--w) * 1%); max-width:100%;
    padding:0 12px; margin:0 auto 6px; border-radius:8px; color:#fff; font-size:12px;
    background:linear-gradient(90deg, rgba(var(--brand-rgb),0.85), rgba(var(--brand-rgb),0.5));
}
.nv-funnel-bar.is-accent { background:linear-gradient(90deg, var(--accent), rgba(var(--accent-rgb),0.55)); }
.nv-funnel-bar em { font-style:normal; font-weight:600; }
.nv-dash-rfm { display:flex; flex-wrap:wrap; gap:6px; margin-top:14px; padding-top:12px; border-top:1px solid rgba(0,0,0,0.05); }
.rfm-label { width:100%; font-size:11px; color:rgba(0,0,0,0.4); margin-bottom:2px; }
.rfm-chip { padding:3px 10px; border-radius:999px; font-size:11px; }
.rfm-h { background:#DCFCE7; color:#16a34a; }
.rfm-m { background:#FEF3C7; color:#d97706; }
.rfm-l { background:#FEE2E2; color:#dc2626; }

/* 智能体角色卡（无头像，图标+辅色），4 列网格 */
.nv-roles-grid--4 { grid-template-columns: repeat(4, 1fr); gap:24px; }
.nv-role-card.nv-role-agent .nv-role-visual { width:120px; height:120px; margin-bottom:20px; }
.nv-role-card.nv-role-agent .nv-role-photo { display:none; }
.nv-role-card.nv-role-agent .nv-agent-badge {
    position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
    border-radius:28px; background:var(--grad-a); border:1.5px solid rgba(var(--brand-rgb),0.25);
}
.nv-role-card.nv-role-agent .nv-agent-icon {
    width:56px; height:56px; border-radius:16px;
    background:rgba(var(--accent-rgb),0.12); color:var(--accent);
    display:flex; align-items:center; justify-content:center;
}

@media (max-width: 1024px) {
    .nv-roles-grid--4 { grid-template-columns: repeat(2, 1fr); max-width:640px; margin:0 auto; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}