/* Minamoto AI 介绍页
   2026-11-06：按「LP修改意见20261105」改版。主视觉与配色不变：白底 + 紫色，主紫 #5b4db5，深紫 #372c73。
   - 字体统一为 Noto Sans JP（Google Fonts，400/500/700）
   - 断点：桌面 ≥1024（两栏、一行顶栏）；平板 768–1023（首屏两栏、顶栏收进菜单）；手机 ≤767（全部纵排）
   - 文字、动效沿用 apple-design 规则：字距随字号变化、按下即反馈、浮层从触发处长出、尊重系统的减弱动态/透明度/增强对比度设置 */

:root {
  color-scheme: light;

  /* 颜色角色 */
  --surface: #ffffff;
  --surface-secondary: #f6f5fc;   /* 分组底色：淡紫，替代 Apple 的 #f5f5f7 */
  --surface-tertiary: #ece9f8;
  --label: #1c1a2b;               /* 15:1 */
  --label-secondary: #5c5870;     /* ≥ 6:1 */
  --separator: rgb(55 44 115 / .12);
  --accent: #5b4db5;              /* 白底 6.6:1 */
  --accent-strong: #372c73;
  /* 2026-11-09 辅助色：让页面更多彩（参考日本企业 LP）。紫色仍是主色，这几色只用在标题点缀、编号和图标上 */
  --heading: #2a1f66;             /* 大标题：深靛紫，比正文更突出 */
  --pop-pink: #d6458f;
  --pop-orange: #ee8a1f;
  --pop-teal: #12a08f;
  --pop-blue: #3a76d8;
  --grad-title: linear-gradient(90deg, #5b4db5 0%, #b048b6 55%, #e5558a 100%);
  --grad-bar: linear-gradient(90deg, #5b4db5, #d6458f 55%, #ee8a1f);
  --on-accent: #ffffff;
  --signal-success: #1c7a43;
  --signal-warning: #92590a;
  --signal-danger: #c0262d;
  --glass-fill: rgb(255 255 255 / .72);
  --shadow-float: 0 1.5rem 3.75rem rgb(55 44 115 / .16), 0 .125rem .5rem rgb(55 44 115 / .06);

  /* 字体：日文默认 Noto Sans JP；中文、英文见下方 html[lang] */
  --font-sans: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans SC", "PingFang SC", "Yu Gothic", Meiryo, sans-serif;

  /* 字号阶梯：字号 / 行高 / 字距 成套使用 */
  --display-size: clamp(2rem, .9rem + 3.6vw, 3.75rem);       --display-lh: 1.25;  --display-ls: -.01em;
  --title1-size: clamp(1.875rem, 1.45rem + 1.5vw, 2.5rem);   --title1-lh: 1.2;    --title1-ls: -.015em;
  --title2-size: clamp(1.375rem, 1.2rem + .6vw, 1.625rem);   --title2-lh: 1.3;    --title2-ls: -.01em;
  --title3-size: 1.25rem;                                     --title3-lh: 1.4;    --title3-ls: -.005em;
  --intro-size: 1.1875rem;                                    --intro-lh: 1.6;
  --body-size: 1.0625rem;                                     --body-lh: 1.65;
  --callout-size: 1rem;                                       --callout-lh: 1.6;
  --subhead-size: .9375rem;                                   --subhead-lh: 1.55;
  --footnote-size: .8125rem;                                  --footnote-lh: 1.5;  --footnote-ls: .01em;
  --caption-size: .75rem;                                     --caption-lh: 1.45;  --caption-ls: .015em;

  /* 间距：只用这几档 */
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-14: 3.5rem;
  --space-20: 5rem;

  --hit: 2.75rem;                 /* 44pt 点击区域 */
  --radius-sm: .75rem;            /* 输入框、按钮内层 */
  --radius-md: 1.125rem;          /* 分组容器 */
  --radius-lg: 1.5rem;            /* 大块面 */
  --radius-pill: 999px;
  --radius-button: .625rem;       /* 按钮小圆角 10px；分段控件外框 = 10 + 2 内边距 */

  --page-max: 70rem;
  --gutter: 2rem;
  --section-y: 7.5rem;

  /* 动效曲线：无回弹（相当于阻尼 1.0）；进与出成对 */
  --ease-out: cubic-bezier(.22, 1, .36, 1);
  --ease-in: cubic-bezier(.64, 0, .78, 0);
  --ease-standard: cubic-bezier(.2, 0, 0, 1);
}
/* 每种语言用对应的免费字体（Google Fonts）：日文 Noto Sans JP，中文 Noto Sans SC，英文 Inter */
html[lang="zh-CN"] { --font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans JP", sans-serif; }
html[lang="en"] { --font-sans: "Inter", "Helvetica Neue", Arial, "Noto Sans JP", sans-serif; }
/* Inter 字面较宽：大标题收紧字距 */
html[lang="en"] h1, html[lang="en"] h2 { letter-spacing: -.022em; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font-sans); font-size: var(--body-size); line-height: var(--body-lh);
  color: var(--label); background: var(--surface);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; }
img { max-width: 100%; }
button, a, summary, input, textarea, label { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
h1, h2, h3 { word-break: auto-phrase; text-wrap: balance; font-optical-sizing: auto; }
p { text-wrap: pretty; }
:lang(ja) { line-break: strict; }

.skip {
  position: absolute; left: var(--space-4); top: -4rem; z-index: 50;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm);
  background: var(--accent); color: var(--on-accent); text-decoration: none; font-size: var(--subhead-size);
}
.skip:focus { top: var(--space-3); }

.wrap { width: min(100% - 2 * var(--gutter), var(--page-max)); margin-inline: auto; }

/* ---------- 文字角色 ---------- */
h1 { font-size: var(--display-size); line-height: var(--display-lh); letter-spacing: var(--display-ls); font-weight: 700; }
h2 { font-size: var(--title1-size); line-height: var(--title1-lh); letter-spacing: var(--title1-ls); font-weight: 700; }
h3 { font-size: var(--title3-size); line-height: var(--title3-lh); letter-spacing: var(--title3-ls); font-weight: 600; }

/* ---------- 按钮：按下即反馈 ---------- */
.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: var(--hit); padding: 0 var(--space-5);
  border: 0; border-radius: var(--radius-button);
  font: 600 var(--body-size)/1.2 var(--font-sans); text-decoration: none; cursor: pointer; user-select: none;
  transition: transform 200ms var(--ease-out), background-color 150ms var(--ease-standard);
}
.button:active { transform: scale(.97); transition: transform 100ms ease-out, background-color 100ms ease-out; }
.button-primary { background: var(--accent); color: var(--on-accent); }
.button-primary:hover { background: var(--accent-strong); }
.button-quiet { background: var(--surface-tertiary); color: var(--accent-strong); }
.button-quiet:hover { background: #e0dcf4; }
.button-white { background: #fff; color: var(--accent-strong); }
.button-white:hover { background: var(--surface-tertiary); }
.button-large { min-height: 3.25rem; padding: 0 var(--space-6); }
.button[disabled] { opacity: .5; pointer-events: none; }

/* 语言：点开选择。菜单从按钮下方长出来，关闭时缩回同一位置（和手机菜单同一套动作） */
.lang-menu { position: relative; }
.lang-trigger {
  display: inline-flex; align-items: center; gap: .375rem; min-height: 2.5rem; padding: 0 var(--space-3);
  border: 0; border-radius: var(--radius-button); background: var(--surface-tertiary); color: var(--accent-strong);
  font: 500 var(--subhead-size)/1 var(--font-sans); cursor: pointer;
  transition: background-color 200ms var(--ease-out), transform 160ms var(--ease-out);
}
.lang-trigger:hover, .lang-trigger[aria-expanded="true"] { background: #e2def4; }
.lang-trigger:active { transform: scale(.97); }
.lang-trigger svg { width: 1.125rem; height: 1.125rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.lang-trigger .lang-chevron { width: 1rem; height: 1rem; stroke-width: 2.2; transition: transform 250ms var(--ease-out); }
.lang-trigger[aria-expanded="true"] .lang-chevron { transform: rotate(180deg); }
.lang-list {
  position: absolute; top: calc(100% + var(--space-2)); right: 0; z-index: 30;
  display: flex; flex-direction: column; gap: 2px; min-width: 10rem; margin: 0; padding: var(--space-2); list-style: none;
  border-radius: var(--radius-md); background: var(--surface); box-shadow: var(--shadow-float);
  transform-origin: top right; transform: scale(.94); opacity: 0; visibility: hidden;
  transition: transform 200ms var(--ease-in), opacity 150ms var(--ease-in), visibility 0s linear 200ms;
}
.lang-menu.is-open .lang-list {
  transform: none; opacity: 1; visibility: visible;
  transition: transform 300ms var(--ease-out), opacity 200ms var(--ease-out), visibility 0s;
}
.lang-list button {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); width: 100%;
  min-height: var(--hit); padding: 0 var(--space-4); border: 0; border-radius: var(--radius-sm);
  background: transparent; color: var(--label); font: 500 var(--body-size)/1 var(--font-sans); text-align: left; cursor: pointer;
  transition: background-color 150ms var(--ease-out);
}
.lang-list button:hover, .lang-list button:focus-visible { background: var(--surface-secondary); outline: none; }
.lang-list button[aria-checked="true"] { color: var(--accent-strong); font-weight: 700; }
.lang-list button[aria-checked="true"]::after {
  content: ""; width: .5rem; height: .875rem; margin-right: .25rem;
  border: solid var(--accent); border-width: 0 2px 2px 0; transform: translateY(-2px) rotate(45deg);
}

.icon-button {
  display: grid; place-items: center; width: var(--hit); height: var(--hit); padding: 0;
  border: 0; border-radius: var(--radius-button); background: transparent; color: var(--label); cursor: pointer;
  transition: background-color 150ms var(--ease-standard), transform 200ms var(--ease-out);
}
.icon-button:hover { background: var(--surface-tertiary); }
.icon-button:active { transform: scale(.94); transition-duration: 100ms; }
.icon-button svg { width: 1.375rem; height: 1.375rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }

/* ---------- 顶栏：半透明材质，内容从下面滚过 ---------- */
.site-head {
  position: sticky; top: 0; z-index: 20;
  background: var(--glass-fill);
  -webkit-backdrop-filter: blur(20px) saturate(180%); backdrop-filter: blur(20px) saturate(180%);
}
/* 滚动边缘：不用常驻分隔线，内容滚到顶栏下面时才出现一条柔和的渐隐 */
.site-head::after {
  content: ""; position: absolute; left: 0; right: 0; top: 100%; height: .75rem; pointer-events: none;
  background: linear-gradient(rgb(55 44 115 / .07), transparent);
  opacity: 0; transition: opacity 250ms var(--ease-standard);
}
.site-head.is-scrolled::after { opacity: 1; }
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) { .site-head { background: var(--surface); } }

.head-inner {
  position: relative; display: flex; align-items: center; gap: var(--space-6);
  width: min(100% - 2 * var(--gutter), var(--page-max)); height: 4rem; margin-inline: auto;
}
.brand { display: flex; align-items: baseline; gap: var(--space-2); text-decoration: none; flex: 0 0 auto; }
.brand-word { font: 700 1.3125rem/1.2 var(--font-sans); letter-spacing: -.01em; color: var(--accent-strong); }
.brand-label { font-size: var(--footnote-size); letter-spacing: var(--footnote-ls); color: var(--label-secondary); }
.site-nav { display: flex; gap: var(--space-1); margin-inline: auto; }
.site-nav a {
  display: inline-flex; align-items: center; min-height: var(--hit); padding: 0 var(--space-3);
  border-radius: var(--radius-button); color: var(--label-secondary); font-size: var(--subhead-size); text-decoration: none;
  transition: color 150ms var(--ease-standard), background-color 150ms var(--ease-standard);
}
.site-nav a:hover { color: var(--label); }
.site-nav a:active { background: var(--surface-tertiary); transition-duration: 0ms; }
/* 当前所在段落：回答“我在哪里” */
.site-nav a[aria-current="true"] { color: var(--accent-strong); font-weight: 600; }
.head-tools { display: flex; align-items: center; gap: var(--space-2); margin-left: auto; }
.site-nav + .head-tools { margin-left: 0; }
.menu-button { display: none; }
.menu-button svg path { transition: transform 250ms var(--ease-out); transform-box: view-box; transform-origin: 12px 12px; }
.menu-button svg .m2 { transition: opacity 150ms var(--ease-standard); }
.menu-button[aria-expanded="true"] .m1 { transform: rotate(45deg) translateY(6px); }
.menu-button[aria-expanded="true"] .m2 { opacity: 0; }
.menu-button[aria-expanded="true"] .m3 { transform: rotate(-45deg) translateY(-6px); }
/* 菜单里的博客/公司概要/隐私/条款：只在收起的菜单（≤1023）里出现 */
.site-nav .nav-extra, .site-nav .nav-extra-gap, .site-nav .nav-cta { display: none; }

/* ---------- 首屏（主视觉不变） ---------- */
.hero {
  padding: var(--space-20) 0 var(--section-y);
  background:
    radial-gradient(60% 70% at 85% 30%, rgb(139 128 207 / .2), transparent 70%),
    radial-gradient(50% 60% at 5% 0%, rgb(91 77 181 / .08), transparent 70%),
    var(--surface);
}
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-14); align-items: center; }
.hero .accent { color: var(--accent); white-space: nowrap; }
.lead { margin-top: var(--space-5); max-width: 28em; font-size: var(--intro-size); line-height: var(--intro-lh); color: var(--label-secondary); }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; margin-top: var(--space-8); }
/* 视觉补偿：实心紫色按钮看起来比浅色按钮大，四边各收 1px（高、宽都小 2px），两个按钮看起来一样大 */
.hero-actions .button-primary.button-large { min-height: calc(3.25rem - 2px); margin: 1px; padding: 0 calc(var(--space-6) - 1px); }
/* 信赖奖章：放在紫色引导带里，白字 */
.shields { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); width: 100%; max-width: 68rem; margin: var(--space-4) auto 0; padding: 0; list-style: none; }
.shield-item { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); min-width: 0; text-align: center; }
.shield { position: relative; flex: none; width: 10rem; aspect-ratio: 480 / 449; }
.shield-bg { position: absolute; inset: 0; width: 100%; height: 100%; filter: drop-shadow(0 .75rem 1.25rem rgb(20 12 60 / .35)); }
.shield-num { position: absolute; left: 0; right: 0; top: 47%; transform: translateY(-50%); text-align: center; font-size: 2rem; line-height: 1; font-weight: 700; letter-spacing: -.02em; color: #fff; white-space: nowrap; font-variant-numeric: tabular-nums; text-shadow: 0 1px 3px rgb(30 10 70 / .55); }
.shield-num small { font-size: .6em; letter-spacing: 0; }
.shield-num.is-long { font-size: 1.5625rem; }
.shield-text { display: flex; flex-direction: column; gap: .125rem; }
.answer-band .shield-text strong { font-size: var(--title3-size); line-height: 1.35; font-weight: 700; color: #fff; }
.shield-text strong sup { font-size: .6em; font-weight: 500; opacity: .8; margin-left: .1em; }
.answer-band .shield-text > span { font-size: var(--subhead-size); line-height: 1.5; color: rgb(255 255 255 / .8); }
.answer-band .shields-note { margin-top: var(--space-2); font-size: var(--caption-size); line-height: var(--caption-lh); letter-spacing: var(--caption-ls); color: rgb(255 255 255 / .7); }


/* 日文正文略加字距，读起来更松 */
html[lang="ja"] body { letter-spacing: .03em; word-break: auto-phrase; }
html[lang="ja"] h1, html[lang="ja"] h2 { letter-spacing: .01em; }
.hero h1 .line { display: block; }
html[lang="ja"] .hero h1 .line, html[lang="zh-CN"] .hero h1 .line { white-space: nowrap; }
.hero h1 em { font-style: normal; }
.accent { color: var(--accent); }
em.accent { font-style: normal; }

.hero-visual { position: relative; padding-bottom: 7rem; margin-right: var(--space-10); }
.browser { border-radius: var(--radius-md); overflow: hidden; background: #fff; box-shadow: var(--shadow-float); }
.browser-bar { display: flex; align-items: center; gap: 6px; height: 2.125rem; padding: 0 .875rem; background: #f3f2f8; }
.browser-bar i { width: 9px; height: 9px; border-radius: 50%; background: #d9d6e6; }
.browser-bar span { margin-left: var(--space-3); padding: 2px var(--space-3); border-radius: var(--radius-pill); background: #fff; font-size: var(--caption-size); letter-spacing: var(--caption-ls); color: var(--label-secondary); }
.browser img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; }

/* 对话示例：页面里唯一一处自动播放的动画，按对话顺序淡入 */
.chat-demo {
  position: absolute; right: calc(-1 * var(--space-10)); bottom: 0; width: min(56%, 20rem);
  border-radius: var(--radius-md); overflow: hidden; background: #fff; box-shadow: var(--shadow-float);
}
.chat-head { display: flex; align-items: center; gap: var(--space-2); padding: .875rem var(--space-4); background: var(--accent); color: var(--on-accent); }
.chat-head strong { display: block; font-size: var(--subhead-size); font-weight: 600; line-height: 1.35; }
.chat-head span { display: block; font-size: var(--caption-size); letter-spacing: var(--caption-ls); color: rgb(255 255 255 / .86); }
.chat-online { margin-left: auto; width: 10px; height: 10px; border-radius: 50%; background: #9ff0c9; box-shadow: 0 0 0 4px rgb(255 255 255 / .2); }
.chat-body {
  display: flex; flex-direction: column; justify-content: flex-end; gap: var(--space-2);
  height: 20rem; padding: .875rem; overflow: hidden; background: var(--surface-secondary);
  transition: opacity 400ms var(--ease-standard);
}
/* 新消息从下面进来，旧消息被顶上去、从顶部淡出 */
.chat-body.is-live { -webkit-mask-image: linear-gradient(transparent, #000 2.5rem); mask-image: linear-gradient(transparent, #000 2.5rem); }
.chat-body.is-clearing { opacity: 0; }
.chat-body > * { flex: 0 0 auto; }
.bubble { max-width: 88%; padding: .625rem var(--space-3); border-radius: 1.125rem; font-size: .875rem; line-height: 1.5; }
.bubble.guest { align-self: flex-end; background: var(--accent); color: var(--on-accent); border-bottom-right-radius: .375rem; }
.bubble.ai { align-self: flex-start; background: #fff; color: var(--label); border-bottom-left-radius: .375rem; }
.source { display: flex; align-items: center; gap: 6px; margin-top: 6px; font-size: var(--caption-size); letter-spacing: var(--caption-ls); color: var(--label-secondary); }
.dot { width: 8px; height: 8px; border-radius: 50%; flex: 0 0 auto; }
.dot-ok { background: var(--signal-success); }
.dot-wait { background: var(--signal-warning); }
.chat-foot { padding: .625rem var(--space-4) var(--space-3); font-size: var(--caption-size); letter-spacing: var(--caption-ls); color: var(--label-secondary); background: #fff; }
.chat-body > * { animation: bubble-in 400ms var(--ease-out) both; transform-origin: bottom right; }
.chat-body > .ai { transform-origin: bottom left; }
.chat-body:not(.is-live) > :nth-child(2) { animation-delay: .6s; }

/* 正在输入：三个点依次起伏 */
.bubble.typing { display: flex; gap: 4px; padding: .75rem .875rem; }
.bubble.typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--label-secondary); opacity: .5; animation: typing-dot 1s var(--ease-standard) infinite; }
.bubble.typing i:nth-child(2) { animation-delay: .15s; }
.bubble.typing i:nth-child(3) { animation-delay: .3s; }
@keyframes typing-dot { 0%, 60%, 100% { transform: none; opacity: .4; } 30% { transform: translateY(-3px); opacity: .9; } }

/* 输入栏：模拟客人输入问题并点发送 */
.chat-input { display: flex; align-items: center; gap: var(--space-2); padding: var(--space-2) var(--space-3); background: #fff; box-shadow: inset 0 1px 0 var(--separator); }
.chat-field {
  position: relative; flex: 1; min-width: 0; display: flex; align-items: center; min-height: 2.25rem; padding: 0 var(--space-3);
  border-radius: var(--radius-button); background: var(--surface-secondary); font-size: .875rem; color: var(--label); white-space: nowrap; overflow: hidden;
}
.chat-placeholder { color: var(--label-secondary); }
.chat-field.is-typing { justify-content: flex-end; } /* 字多时显示最新输入的部分 */
.chat-field.is-typing .chat-placeholder { display: none; }
.chat-caret { display: none; width: 1.5px; height: 1.1em; margin-left: 1px; background: var(--accent); animation: caret 1s steps(1) infinite; }
.chat-field.is-typing .chat-caret { display: inline-block; }
@keyframes caret { 50% { opacity: 0; } }
.chat-send {
  flex: 0 0 auto; display: grid; place-items: center; width: 2.25rem; height: 2.25rem;
  border-radius: var(--radius-button); background: var(--accent); color: #fff;
  transition: transform 200ms var(--ease-out);
}
.chat-send.is-pressed { transform: scale(.88); transition-duration: 100ms; }
.chat-send svg { width: 1.125rem; height: 1.125rem; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
/* 气泡从说话的一侧长出来（§7、§8） */
@keyframes bubble-in { from { opacity: 0; transform: scale(.92); } }


/* ---------- 首屏徽章：多言語 / 24 時間 / 導入簡単 ---------- */
.badges { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); margin-top: var(--space-14); }
.badge {
  display: flex; align-items: center; gap: var(--space-4); padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-lg); background: #fff;
  box-shadow: 0 1px 2px rgb(55 44 115 / .05), 0 .75rem 2rem rgb(55 44 115 / .07);
}
.medal {
  flex: 0 0 auto; display: grid; place-items: center; width: 4.5rem; height: 4.5rem; border-radius: 50%;
  background: radial-gradient(circle at 30% 25%, #8b80cf, var(--accent) 55%, var(--accent-strong));
  box-shadow: 0 0 0 .3125rem var(--surface-tertiary);
}
.medal svg { width: 2.75rem; height: 2.75rem; overflow: visible; }
.medal .fill { fill: #fff; }
.medal .soft { fill: rgb(255 255 255 / .55); }
.medal .hand { fill: none; stroke: var(--accent-strong); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.medal text { font: 700 15px/1 var(--font-sans); fill: var(--accent-strong); letter-spacing: 0; }
.badge-text { display: flex; flex-direction: column; gap: .125rem; min-width: 0; }
.badge-text strong { font-size: var(--title3-size); line-height: 1.4; font-weight: 700; color: var(--accent-strong); }
.badge-text span { font-size: var(--subhead-size); line-height: 1.5; color: var(--label-secondary); }

/* ---------- 段落 ---------- */
.section { padding: var(--section-y) 0; background: var(--surface); }
.section-tint, .trouble { background: var(--surface-secondary); }
.section-head { max-width: 46rem; margin-bottom: var(--space-14); }
.section-head-center { margin-inline: auto; text-align: center; }
.section-note { margin-top: var(--space-4); max-width: 36em; font-size: var(--intro-size); line-height: var(--intro-lh); color: var(--label-secondary); }
.section-head-center .section-note { margin-inline: auto; }

/* ---------- 烦恼：三个具体场景 ---------- */
.scenes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-8); }
.scene { display: flex; flex-direction: column; gap: var(--space-5); }
.scene > p { font-size: var(--title3-size); line-height: 1.55; font-weight: 700; color: var(--label); }
.scene-art {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-3);
  aspect-ratio: 4 / 3; padding: var(--space-6); border-radius: var(--radius-lg); overflow: hidden; background: #fff;
  font-size: .875rem; line-height: 1.45; letter-spacing: 0;
}
/* 深夜：锁屏上接连收到几种语言的邮件（看不懂的语言也有） */
.scene-night { justify-content: center; gap: var(--space-2); padding-block: var(--space-4); background: linear-gradient(165deg, #241e47, #463a8c); color: #fff; }
.night-time { font-size: 2rem; line-height: 1; font-weight: 400; letter-spacing: .02em; font-variant-numeric: tabular-nums; }
.night-notes { display: flex; flex-direction: column; gap: .3125rem; width: min(100%, 17rem); }
.night-note { display: block; padding: .375rem .625rem; border-radius: .75rem; background: rgb(255 255 255 / .94); color: var(--label); text-align: left; }
.night-note:nth-child(2) { opacity: .92; } .night-note:nth-child(3) { opacity: .84; } .night-note:nth-child(4) { opacity: .76; }
.note-app { display: flex; align-items: center; gap: .375rem; font-size: .625rem; line-height: 1.3; color: var(--label-secondary); }
.note-app i { width: .75rem; height: .75rem; border-radius: .25rem; background: var(--accent); }
.note-app small { margin-left: auto; font-size: inherit; }
.note-app small:not([data-i18n])::after { content: "分前"; }
html[lang="zh-CN"] .note-app small:not([data-i18n])::after { content: " 分钟前"; }
html[lang="en"] .note-app small:not([data-i18n])::after { content: "m ago"; }
.note-text { display: block; overflow: hidden; font-size: .75rem; line-height: 1.4; white-space: nowrap; text-overflow: ellipsis; }
.night-tag { padding: .25rem .75rem; border-radius: var(--radius-pill); background: rgb(255 255 255 / .16); font-size: .75rem; }
/* 重复：同样的问题一遍又一遍 */
.scene-repeat { gap: 0; }
.rep { padding: .375rem .75rem; border-radius: 1rem 1rem .375rem 1rem; background: var(--accent); color: #fff; font-size: .8125rem; white-space: nowrap; box-shadow: 0 .25rem .75rem rgb(55 44 115 / .18); }
.rep + .rep { margin-top: -.125rem; }
.rep1 { transform: translateX(-2.25rem) rotate(-3deg); opacity: .4; }
.rep2 { transform: translateX(1.75rem) rotate(2deg); opacity: .5; background: #7a6dcc; }
.rep3 { transform: translateX(-1rem) rotate(-1.5deg); opacity: .62; }
.rep4 { transform: translateX(2.25rem) rotate(2.5deg); opacity: .74; background: #7a6dcc; }
.rep5 { transform: translateX(-1.75rem) rotate(-2deg); opacity: .86; background: var(--accent-strong); }
.rep6 { transform: translateX(.5rem); }
.rep-count { margin-top: var(--space-3); padding: .25rem .75rem; border-radius: var(--radius-pill); background: #fff4dd; color: var(--signal-warning); font-size: .75rem; font-weight: 700; }
/* 找不到：搜了也没有，准备关页面 */
.scene-lost { justify-content: flex-start; padding: 0; background: #fff; }
.lost-bar { align-self: stretch; display: flex; align-items: center; gap: 5px; height: 2rem; padding: 0 .75rem; background: #f3f2f8; }
.lost-bar i { width: 8px; height: 8px; border-radius: 50%; background: #d9d6e6; }
.lost-bar b { margin-left: auto; font-weight: 400; font-size: 1rem; color: var(--label-secondary); }
.lost-search { display: flex; align-items: center; gap: .5rem; width: calc(100% - 3rem); margin-top: var(--space-6); padding: .5rem .75rem; border-radius: var(--radius-button); background: var(--surface-secondary); }
.lost-search svg { width: 1rem; height: 1rem; fill: none; stroke: var(--label-secondary); stroke-width: 2; stroke-linecap: round; }
.lost-empty { margin-top: var(--space-4); color: var(--label-secondary); }
.lost-cursor { position: absolute; top: 1.25rem; right: 1.25rem; width: 1.5rem; height: 1.5rem; fill: var(--label); stroke: #fff; stroke-width: 1.5; stroke-linejoin: round; }

/* 引导语：紫色整条，大字 */
.answer-band { color: #fff; background: linear-gradient(110deg, var(--accent-strong), var(--accent)); }
.answer-inner { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); padding: var(--space-14) 0; text-align: center; }
.answer-band h2 { font-size: var(--title1-size); line-height: 1.4; color: #fff; }
.answer-band h2 strong { background: linear-gradient(transparent 60%, rgb(255 255 255 / .24) 0); padding: 0 .125em; }
.answer-band p { font-size: var(--intro-size); color: rgb(255 255 255 / .88); }

/* ---------- 导入流程：编号 + 一句“您要做的” ---------- */
.flow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: var(--space-6); counter-reset: flow; }
.flow li {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: var(--space-2);
  padding: var(--space-10) var(--space-4) var(--space-6); border-radius: var(--radius-lg); background: var(--surface-secondary); text-align: center;
}
/* 步骤之间的箭头 */
.flow li + li::before {
  content: ""; position: absolute; left: calc(-1 * var(--space-6) / 2 - .3125rem); top: 50%;
  border: .4375rem solid transparent; border-left: .5rem solid var(--accent); border-right: 0; transform: translateY(-50%);
}
.flow-no {
  position: absolute; top: -1.25rem; left: 50%; transform: translateX(-50%);
  display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: 50%;
  background: var(--accent); color: #fff; font-size: 1.125rem; font-weight: 700; font-variant-numeric: tabular-nums;
  box-shadow: 0 0 0 .3125rem var(--surface);
}
.flow-icon { color: var(--accent); line-height: 0; }
.flow-icon svg { width: 3rem; height: 3rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.flow h3 { font-size: var(--title3-size); line-height: 1.4; font-weight: 700; }
.flow-task { margin-top: auto; padding: .375rem .75rem; border-radius: var(--radius-pill); background: #fff; color: var(--accent-strong); font-size: var(--footnote-size); line-height: 1.45; font-weight: 700; }
.flow-foot { margin-top: var(--space-8); text-align: center; font-size: var(--callout-size); color: var(--label-secondary); }

/* ---------- 公开后画面：左边点功能，右边换画面 ---------- */
.console { display: grid; grid-template-columns: minmax(0, 22rem) minmax(0, 1fr); gap: var(--space-10); align-items: center; }
/* 未选中：只有 (+) 和标题，宽度随内容；选中：展开成一块，标题加粗接说明文字（参考 Apple 产品页） */
.console-tabs { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-3); }
.console-tabs [role="tab"] {
  display: inline-flex; align-items: center; gap: var(--space-3); max-width: 100%; min-height: 3.5rem;
  padding: var(--space-3) var(--space-6);
  border: 0; border-radius: var(--radius-sm); background: var(--surface-tertiary); color: var(--label); text-align: left;
  font: inherit; cursor: pointer;
  transition: background-color 200ms var(--ease-standard), transform 200ms var(--ease-out);
}
.console-tabs [role="tab"]:hover { background: #e2def3; }
.console-tabs [role="tab"]:active { transform: scale(.97); transition-duration: 100ms; }
.console-tabs [role="tab"] strong { font-size: var(--body-size); line-height: 1.45; font-weight: 700; }
.ct-desc { display: none; }
.console-tabs [aria-selected="true"] {
  display: block; width: 100%; padding: var(--space-6) var(--space-6); border-radius: var(--radius-lg);
  font-size: var(--body-size); line-height: 1.7; cursor: default;
}
.console-tabs [aria-selected="true"]:hover { background: var(--surface-tertiary); }
.console-tabs [aria-selected="true"]:active { transform: none; }
.console-tabs [aria-selected="true"] .console-tabs [aria-selected="true"] strong { display: inline; line-height: inherit; }
.console-tabs [aria-selected="true"] strong::after { content: "。"; font-weight: 400; }
html[lang="en"] .console-tabs [aria-selected="true"] strong::after { content: ". "; }
.console-tabs [aria-selected="true"] .ct-desc { display: inline; color: var(--label); animation: ct-in 300ms var(--ease-out); }
@keyframes ct-in { from { opacity: 0; } }
/* 说明文字比标题明显小一号、颜色淡一级；电脑端（≥1024px）说明另起一行，标题后不加句号 */
.console-tabs [aria-selected="true"] .ct-desc { font-size: var(--footnote-size); letter-spacing: var(--footnote-ls); color: var(--label-secondary); }
@media (min-width: 1024px) {
  .console-tabs [aria-selected="true"] strong { display: block; }
  .console-tabs [aria-selected="true"] strong::after, html[lang="en"] .console-tabs [aria-selected="true"] strong::after { content: none; }
  .console-tabs [aria-selected="true"] .ct-desc { display: block; margin-top: var(--space-1, .25rem); line-height: var(--footnote-lh); }
}
/* 2026-11-09：选中的功能用深紫色，和其他按钮区分 */
.console-tabs [aria-selected="true"], .console-tabs [aria-selected="true"]:hover { background: var(--accent-strong); color: #fff; }
.console-tabs [aria-selected="true"] .ct-desc { color: rgb(255 255 255 / .82); }
.console-cap { display: none; }
.console-screen { border-radius: var(--radius-md); overflow: hidden; background: #fff; box-shadow: var(--shadow-float); }
.console-bar { display: flex; align-items: center; gap: 6px; height: 2rem; padding: 0 .875rem; background: #f3f2f8; }
.console-bar i { width: 9px; height: 9px; border-radius: 50%; background: #d9d6e6; }
.console-panel img, .console-panel video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; }
.console-panel:not([hidden]) { animation: panel-in 300ms var(--ease-out); }
@keyframes panel-in { from { opacity: 0; } }
.devices-note { margin-top: var(--space-3); font-size: var(--caption-size); letter-spacing: var(--caption-ls); color: var(--label-secondary); text-align: right; }

/* ---------- AI 特点：一句话 + 一张图，左右交替 ---------- */
.points { display: flex; flex-direction: column; gap: var(--space-14); }
.point { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-14); align-items: center; }
.point:nth-child(even) .point-text { order: 2; }
.point-text { display: flex; flex-direction: column; gap: var(--space-3); }
.point-no { font-size: var(--title2-size); line-height: 1; font-weight: 700; color: var(--accent); font-variant-numeric: tabular-nums; letter-spacing: 0; }
.point-text h3 { font-size: var(--title1-size); line-height: 1.35; font-weight: 700; }
.point-text p { max-width: 26em; font-size: var(--intro-size); line-height: var(--intro-lh); color: var(--label-secondary); }
.point-art { display: grid; place-items: center; min-height: 17rem; padding: var(--space-10); border-radius: var(--radius-lg); background: var(--surface-secondary); }
.mini-chat { display: flex; flex-direction: column; gap: var(--space-2); width: min(100%, 23rem); }
.mini-chat .bubble, .lang-fan .bubble { font-size: .9375rem; }
.handoff, .book-link { display: inline-flex; align-items: center; gap: .375rem; margin-top: .5rem; font-size: .8125rem; font-weight: 700; }
.handoff { padding: .3125rem .75rem; border-radius: var(--radius-pill); background: var(--surface-tertiary); color: var(--accent-strong); }
.handoff svg { width: .9375rem; height: .9375rem; fill: none; stroke: currentColor; stroke-width: 2; stroke-linejoin: round; }
.book-link { display: flex; width: fit-content; padding: .5rem .875rem; border-radius: var(--radius-button); background: var(--accent); color: #fff; }
.book-link svg { width: 1rem; height: 1rem; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.lang-fan { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); }
.lang-fan .bubble { max-width: none; border-bottom-right-radius: 1.125rem; }
.lang-fan .bubble:nth-child(2) { background: #7a6dcc; }
.lang-fan .bubble:nth-child(3) { background: var(--accent-strong); }
.lang-arrow { width: 1.75rem; height: 1.75rem; fill: none; stroke: var(--accent); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.lang-fact { display: inline-flex; align-items: center; gap: .5rem; padding: .625rem 1rem; border-radius: var(--radius-md); background: #fff; font-size: .9375rem; font-weight: 700; color: var(--accent-strong); box-shadow: 0 .5rem 1.5rem rgb(55 44 115 / .08); }

/* 98–100%：写清楚测的是什么 */
.proof {
  display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--space-4) var(--space-10); align-items: center;
  margin-top: 6rem; padding: var(--space-10) var(--space-14); border-radius: var(--radius-lg); color: #fff;
  background: linear-gradient(120deg, var(--accent-strong), var(--accent));
}
.proof-num strong { font-size: clamp(3.25rem, 2.2rem + 3vw, 5rem); line-height: 1; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; white-space: nowrap; }
.proof-num small { font-size: .5em; }
.proof h3 { font-size: var(--title2-size); line-height: 1.4; font-weight: 700; }
.proof p { margin-top: var(--space-2); font-size: var(--callout-size); line-height: var(--callout-lh); color: rgb(255 255 255 / .9); }
.proof .proof-note { font-size: var(--footnote-size); color: rgb(255 255 255 / .78); }

/* ---------- 对比表：◎○△× ---------- */
.nowrap { white-space: nowrap; }
.section-kicker { margin-bottom: var(--space-3); font-size: var(--subhead-size); font-weight: 700; letter-spacing: .08em; color: var(--accent); }
#compare .section-head h2 { font-size: clamp(2rem, 1.2rem + 2.8vw, 3.25rem); line-height: 1.2; }
#compare .section-head h2 .accent { display: inline-block; transform: translateY(.02em); }
.table-scroll { position: relative; max-width: 60rem; margin-inline: auto; overflow-x: auto; border-radius: var(--radius-md); background: #fff; box-shadow: var(--shadow-float); }
.compare { width: 100%; border-collapse: separate; border-spacing: 0; font-size: var(--subhead-size); line-height: 1.5; }
.compare th, .compare td { padding: var(--space-4) var(--space-5); text-align: left; vertical-align: middle; }
.compare thead th { word-break: keep-all; overflow-wrap: anywhere; font-size: var(--footnote-size); font-weight: 700; color: var(--label-secondary); padding-top: var(--space-6); vertical-align: bottom; }
.compare tbody tr > *, .compare tfoot tr > * { box-shadow: inset 0 1px 0 var(--separator); }
.compare tbody th, .compare tfoot th { font-weight: 500; color: var(--label); }
.compare thead th:not(:first-child), .compare td { width: 19%; text-align: center; }
.compare td { font-size: 1.375rem; line-height: 1; font-weight: 700; }
/* 其他类型：统一压暗，只保留符号区分 */
.compare td:not(.is-us) { color: #a6a1b8; font-weight: 400; }
.compare td:not(.is-us)[data-mark="fair"] { color: #c49a5c; }
/* 我们这一列：整列紫色实底，白色符号 */
.compare .is-us { position: relative; color: var(--on-accent); background: var(--accent); box-shadow: none !important; }
.compare tbody .is-us { font-size: 1.75rem; }
.compare tbody .is-us + td, .compare tfoot .is-us + td { box-shadow: inset 0 1px 0 var(--separator); }
.compare thead .is-us { padding-top: var(--space-5); padding-bottom: var(--space-5); background: linear-gradient(180deg, var(--accent-strong), var(--accent)); color: var(--on-accent); border-radius: var(--radius-md) var(--radius-md) 0 0; }
.compare tfoot .is-us { border-radius: 0 0 var(--radius-md) var(--radius-md); background: linear-gradient(0deg, var(--accent-strong), var(--accent)); }
.us-pick { display: inline-block; margin-bottom: var(--space-2); padding: .2em .75em; border-radius: var(--radius-pill); background: #fff; color: var(--accent); font-size: var(--caption-size); letter-spacing: .04em; }
.us-name { display: block; font-size: var(--title3-size); line-height: 1.2; letter-spacing: -.005em; white-space: nowrap; }
.compare tfoot th { font-size: var(--footnote-size); color: var(--label-secondary); font-weight: 700; }
.compare tfoot td { padding-block: var(--space-5); }
.score { font-size: var(--subhead-size); font-weight: 500; font-variant-numeric: tabular-nums; }
.score strong { font-size: 1.75rem; font-weight: 700; margin-right: .1em; }
.compare tfoot .is-us .score strong { font-size: 2.5rem; }
.compare-legend, .compare-note { max-width: 60rem; margin: var(--space-4) auto 0; font-size: var(--footnote-size); color: var(--label-secondary); text-align: center; }
.compare-note { margin-top: var(--space-1); }

/* 中段横幅（主视觉，保留） */
.cta-band { color: #fff; background: linear-gradient(100deg, rgb(55 44 115 / .96) 0%, rgb(91 77 181 / .88) 100%), url("img/lobby.webp") center / cover; }
.cta-inner { display: flex; flex-direction: column; align-items: center; gap: var(--space-8); padding: var(--space-20) 0; text-align: center; }
.cta-band h2 { font-size: var(--title2-size); line-height: var(--title2-lh); letter-spacing: var(--title2-ls); color: #fff; }
.cta-band p { margin-top: var(--space-2); font-size: var(--callout-size); color: rgb(255 255 255 / .88); }
.cta-band .button { flex: 0 0 auto; }


/* ---------- 价格：一个方案，一块显示 ---------- */
.plan {
  display: flex; flex-direction: column; align-items: center; gap: var(--space-5);
  max-width: 42rem; margin-inline: auto; padding: var(--space-10); border-radius: var(--radius-lg); background: var(--surface-secondary);
}
.plan-badge { padding: .25rem .875rem; border-radius: var(--radius-pill); background: var(--accent); color: #fff; font-size: var(--footnote-size); font-weight: 700; }
.plan-badge[hidden] { display: none; }
.price-rows { align-self: stretch; border-radius: var(--radius-md); background: #fff; }
.price-row { position: relative; display: flex; align-items: center; justify-content: space-between; gap: var(--space-2) var(--space-6); flex-wrap: wrap; padding: var(--space-5) var(--space-6); }
.price-row + .price-row::after { content: ""; position: absolute; left: var(--space-6); right: 0; top: 0; height: 1px; background: var(--separator); }
.price-row dt { display: flex; align-items: center; gap: var(--space-2); font-size: var(--body-size); font-weight: 700; }
.price-tag { padding: .125rem .5rem; border-radius: .375rem; background: var(--surface-tertiary); color: var(--accent-strong); font-size: var(--caption-size); font-weight: 700; letter-spacing: var(--caption-ls); }
.price-row dd { margin: 0; display: flex; align-items: center; gap: var(--space-2); margin-left: auto; }
.price-was, .price-arrow { display: none; }
.price-row.is-sale .price-was { display: inline; font-size: var(--title3-size); color: var(--label-secondary); font-variant-numeric: tabular-nums; }
.price-row.is-sale .price-arrow { display: block; width: 1.125rem; height: 1.125rem; fill: none; stroke: var(--label-secondary); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.price-now { display: inline-flex; align-items: baseline; gap: .25rem; }
.price-amount { font-size: var(--title1-size); line-height: 1.1; letter-spacing: -.01em; font-weight: 700; font-variant-numeric: tabular-nums; }
.price-row.is-sale .price-amount { color: var(--accent); }
.price-unit { font-size: var(--subhead-size); color: var(--label-secondary); white-space: nowrap; }
/* 金额后面的「円」：小一号，和数字底部对齐 */
.yen { margin-left: .08em; font-size: .5em; font-weight: 700; letter-spacing: 0; }
.price-was .yen { font-size: .8em; font-weight: 400; }
/* 两行共用同一套列（subgrid）：原价 / 箭头 / 现价 / 单位各占一列，现价在两行里右边对齐 */
@supports (grid-template-columns: subgrid) {
  .price-rows { display: grid; grid-template-columns: 1fr auto auto auto auto; }
  .price-row { grid-column: 1 / -1; display: grid; grid-template-columns: subgrid; align-items: center; column-gap: var(--space-2); }
  .price-row dt { grid-column: 1; }
  .price-row dd, .price-row .price-now { display: contents; }
  .price-row .price-was { grid-column: 2; justify-self: end; }
  .price-row .price-arrow { grid-column: 3; }
  .price-row .price-amount { grid-column: 4; justify-self: end; }
  /* 「/ 月」和金额（含小号「円」）在同一条基线上 */
  .price-row .price-amount, .price-row .price-unit { align-self: last baseline; }
  .price-row .price-unit { grid-column: 5; }
}
.price-tax { align-self: flex-end; margin-top: calc(-1 * var(--space-2)); font-size: var(--footnote-size); color: var(--label-secondary); }
.price-note { align-self: stretch; font-size: var(--subhead-size); line-height: 1.6; color: var(--label-secondary); }
.plan-includes { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-2); }
.plan-includes li { position: relative; padding: .375rem .875rem .375rem 2rem; border-radius: var(--radius-pill); background: #fff; font-size: var(--subhead-size); }
.plan-includes li::before {
  content: ""; position: absolute; left: .875rem; top: 50%; width: .5625rem; height: .3125rem;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: translateY(-70%) rotate(-45deg);
}
.plan .button { min-width: 18rem; }

/* 常见问题：分组列表 + 渐进展开 */
.faq { max-width: 50rem; margin-inline: auto; border-radius: var(--radius-md); background: #fff; overflow: hidden; }
.faq details { position: relative; }
.faq details + details::after { content: ""; position: absolute; left: var(--space-5); right: 0; top: 0; height: 1px; background: var(--separator); }
.faq summary {
  display: flex; align-items: center; gap: var(--space-4); min-height: 3.5rem; padding: var(--space-3) var(--space-5);
  cursor: pointer; list-style: none; font-size: var(--body-size); line-height: 1.45; font-weight: 600;
  transition: background-color 150ms var(--ease-standard);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:active { background: var(--surface-tertiary); transition-duration: 0ms; }
.faq summary span { flex: 1; }
.faq summary::after {
  content: ""; flex: 0 0 auto; width: .5rem; height: .5rem;
  border-right: 2px solid var(--label-secondary); border-bottom: 2px solid var(--label-secondary);
  transform: translateY(-2px) rotate(45deg); transition: transform 300ms var(--ease-out);
}
.faq details[open] summary::after { transform: translateY(2px) rotate(-135deg); }
.faq details p { padding: 0 var(--space-5) var(--space-5); font-size: var(--callout-size); line-height: var(--callout-lh); color: var(--label-secondary); }
/* 支持的浏览器里，展开高度连续变化；关闭走同一条路径返回 */
@supports (interpolate-size: allow-keywords) {
  .faq { interpolate-size: allow-keywords; }
  .faq details::details-content {
    block-size: 0; overflow: hidden; opacity: 0;
    transition: block-size 350ms var(--ease-out), opacity 250ms var(--ease-out), content-visibility 350ms allow-discrete;
  }
  .faq details[open]::details-content { block-size: auto; opacity: 1; }
}


/* ---------- 最新文章：三张卡片，手机上横向滑动 ---------- */
.blog-latest { padding-bottom: var(--space-14); }
.post-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); max-width: 60rem; margin: 0 auto; padding: 0; list-style: none; }
.post-cards a { display: flex; flex-direction: column; height: 100%; border-radius: var(--radius-md); background: var(--surface-secondary); color: inherit; text-decoration: none; overflow: hidden; transition: transform 200ms var(--ease-out), background-color 200ms var(--ease-standard); }
.post-cards a:hover { background: var(--surface-tertiary); }
.post-cards a:active { transform: scale(.98); transition-duration: 100ms; }
.post-cards a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
/* 卡片是纵向 flex：封面要固定 16:10，不能被原图高度撑开（min-height:auto），所以图片绝对定位铺满 */
.post-media { position: relative; display: block; flex: none; aspect-ratio: 16 / 10; overflow: hidden; background: var(--surface-tertiary); }
.post-media img { position: absolute; inset: 0; display: block; width: 100%; height: 100%; object-fit: cover; }
.post-media.is-empty { background: linear-gradient(135deg, #ece9f8, #dcd6f3); position: relative; }
.post-media.is-empty::after { content: ""; position: absolute; inset: 38% 30%; background: var(--accent); opacity: .35; -webkit-mask: url(img/minamoto-wordmark.svg) center / contain no-repeat; mask: url(img/minamoto-wordmark.svg) center / contain no-repeat; }
.post-body { display: flex; flex-direction: column; gap: var(--space-2); flex: 1; padding: var(--space-4) var(--space-5) var(--space-5); }
.post-body strong { font-size: var(--callout-size); line-height: 1.5; font-weight: 700; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-desc { font-size: var(--footnote-size); line-height: 1.6; color: var(--label-secondary); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-body time { margin-top: auto; padding-top: var(--space-1); font-size: var(--caption-size); color: var(--label-secondary); font-variant-numeric: tabular-nums; }
.post-more { margin-top: var(--space-8); text-align: center; }
.button-quiet { background: var(--surface-secondary); color: var(--accent-strong); }
.button-quiet:hover { background: var(--surface-tertiary); }

/* ---------- 联系表单：居中一栏，一项一行 ---------- */
.contact-form {
  display: flex; flex-direction: column; gap: var(--space-6);
  max-width: 42rem; margin-inline: auto; padding: var(--space-10); border-radius: var(--radius-lg); background: var(--surface-secondary);
}
.field { display: flex; flex-direction: column; gap: var(--space-2); min-width: 0; }
.field label { display: flex; align-items: center; gap: var(--space-2); font-size: var(--callout-size); font-weight: 700; }
.tag { padding: .0625rem .4375rem; border-radius: .25rem; font-size: var(--caption-size); line-height: 1.6; letter-spacing: var(--caption-ls); font-weight: 700; }
.tag.required { background: var(--accent); color: #fff; }
.tag.optional { background: #dedaec; color: var(--label-secondary); }
.field input, .field textarea {
  width: 100%; min-height: 3.25rem; padding: var(--space-3) var(--space-4);
  border: 0; border-radius: var(--radius-sm); background: #fff; color: var(--label);
  font: 400 var(--body-size)/1.5 var(--font-sans); box-shadow: inset 0 0 0 1px rgb(55 44 115 / .14);
  transition: box-shadow 150ms var(--ease-standard);
}
.field input:hover, .field textarea:hover { box-shadow: inset 0 0 0 1px rgb(55 44 115 / .3); }
.field textarea { resize: vertical; min-height: 9rem; }
.field input:focus-visible, .field textarea:focus-visible { outline: none; box-shadow: inset 0 0 0 2px var(--accent); }
.field [aria-invalid="true"] { box-shadow: inset 0 0 0 2px var(--signal-danger); }
.field-error { font-size: var(--footnote-size); color: var(--signal-danger); }
.form-end { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); margin-top: var(--space-2); }
.consent { display: flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: var(--space-2) .625rem; min-height: var(--hit); font-size: var(--callout-size); }
.consent input { width: 1.25rem; height: 1.25rem; margin: 0; accent-color: var(--accent); }
.consent a { color: var(--accent-strong); }
.consent .field-error { flex-basis: 100%; text-align: center; }
.form-status:empty { display: none; }
.form-status { align-self: stretch; padding: var(--space-3) .875rem; border-radius: var(--radius-sm); font-size: var(--subhead-size); text-align: center; background: #e7f3ed; color: var(--signal-success); }
.form-status.is-error { background: #fff4dd; color: var(--signal-warning); }
.contact-form .button { min-width: 18rem; }
/* 确认页：隐藏输入项，显示填写内容；人机验证和「修正する」只在确认页出现 */
.form-buttons { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); }
.contact-form .step-confirm, .contact-form #contact-back, .contact-form:not(.is-confirm) #intro-captcha { display: none; }
.contact-form.is-confirm .step-input, .contact-form.is-confirm .field, .contact-form.is-confirm .consent { display: none; }
.contact-form.is-confirm .step-confirm { display: inline; }
.contact-form.is-confirm #contact-back { display: inline-flex; min-width: 10rem; }
.confirm-view[hidden] { display: none; }
.confirm-lead { font-size: var(--callout-size); color: var(--label-secondary); text-align: center; }
.confirm-list { display: grid; grid-template-columns: minmax(7rem, auto) minmax(0, 1fr); margin: var(--space-5) 0 0; border-radius: var(--radius-md); background: var(--surface-secondary); }
.confirm-list dt, .confirm-list dd { margin: 0; padding: var(--space-3) var(--space-4); font-size: var(--callout-size); line-height: 1.6; }
.confirm-list dt { font-weight: 700; color: var(--label-secondary); }
.confirm-list dd { white-space: pre-wrap; overflow-wrap: anywhere; color: var(--label); }
.confirm-list dd.is-empty { color: var(--label-secondary); }
.confirm-list dt:not(:first-of-type), .confirm-list dt:not(:first-of-type) + dd { box-shadow: inset 0 1px 0 var(--separator); }
/* 联系区：浅紫底（和「よくある質問」同色），表单是白色卡片，和上面白底的「最新記事」分开 */
.contact-band { background: var(--surface-secondary); }
.contact-band .contact-form { background: #fff; box-shadow: 0 1px 2px rgb(55 44 115 / .05), 0 .75rem 2rem rgb(55 44 115 / .07); }

/* 页脚 */
.site-foot { padding: var(--space-8) 0 var(--space-10); background: var(--accent-strong); color: #fff; }
.foot-inner { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); }
.brand-logo { display: block; height: 1.125rem; width: auto; aspect-ratio: 101.8 / 17.07; }
.brand-logo-mask { background: currentColor; -webkit-mask: url(img/minamoto-wordmark.svg) center / contain no-repeat; mask: url(img/minamoto-wordmark.svg) center / contain no-repeat; }
.site-foot .brand-logo { color: #fff; }
.foot-links { display: flex; flex-wrap: wrap; gap: var(--space-1) var(--space-2); }
.foot-links a { display: inline-flex; align-items: center; min-height: var(--hit); padding: 0 var(--space-2); font-size: var(--footnote-size); letter-spacing: var(--footnote-ls); color: rgb(255 255 255 / .9); text-decoration: none; }
.foot-links a:hover { color: #fff; text-decoration: underline; }
/* 外部链接：文字后面一个小箭头图标 */
.foot-links .ext-icon { width: .75rem; height: .75rem; margin-left: .25rem; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; opacity: .85; }
.foot-meta { font-size: var(--footnote-size); letter-spacing: var(--footnote-ls); color: rgb(255 255 255 / .8); }



.mobile-cta { display: none; }

/* 顶栏里的文字不折行 */
.site-nav a, .lang-trigger, .lang-list button, .head-cta, .brand-label { white-space: nowrap; }

/* 1024–1279：首屏右侧变窄，对话框缩短，不盖住图片上方 */
@media (max-width: 1279px) {
  .chat-body { height: 14rem; }
  .brand-label { display: none; }
  .site-nav a { padding: 0 var(--space-2); }
  .head-inner { gap: var(--space-4); }
  .badge { padding: var(--space-4) var(--space-5); gap: var(--space-3); }
  .badge-text strong { font-size: var(--body-size); }
}
/* 英文单词长，首屏标题小一档，避免折成四行 */
html[lang="en"] .hero h1 { font-size: clamp(2rem, .6rem + 2.5vw, 3rem); }

/* ---------- 平板（768–1023）：首屏仍两栏但收紧，顶栏收进菜单 ---------- */
@media (max-width: 1023px) {
  .shield { width: 8.5rem; }
  .shield-num { font-size: 1.75rem; }
  .shield-num.is-long { font-size: 1.375rem; }
  :root { --gutter: 1.5rem; --section-y: 5.5rem; }
  .menu-button { display: grid; }
  .brand-label { display: none; }
  /* 菜单从右上角的按钮长出来，关闭时缩回同一个位置。顶栏已经是玻璃，菜单用实色白底，不叠玻璃。 */
  .site-nav {
    position: absolute; top: calc(100% + var(--space-2)); right: 0;
    flex-direction: column; gap: 2px; min-width: 13.75rem; padding: var(--space-2);
    border-radius: var(--radius-md); background: var(--surface); box-shadow: var(--shadow-float);
    transform-origin: top right; transform: scale(.94); opacity: 0; visibility: hidden;
    transition: transform 200ms var(--ease-in), opacity 150ms var(--ease-in), visibility 0s linear 200ms;
  }
  .site-nav.is-open {
    transform: none; opacity: 1; visibility: visible;
    transition: transform 300ms var(--ease-out), opacity 200ms var(--ease-out), visibility 0s;
  }
  .site-nav a { border-radius: var(--radius-sm); padding: 0 var(--space-4); color: var(--label); font-size: var(--body-size); }
  .site-nav .nav-extra-gap { display: block; height: 1px; margin: var(--space-2) var(--space-4); background: var(--separator); }
  .site-nav a.nav-extra { display: inline-flex; min-height: 2.5rem; color: var(--label-secondary); font-size: var(--subhead-size); }
  /* 菜单里「よくある質問」下面的無料相談 */
  .site-nav a.nav-cta { display: inline-flex; color: var(--accent-strong); font-weight: 700; }
  /* 菜单收起后语言和菜单按钮靠右 */
  .site-nav + .head-tools { margin-left: auto; }

  .hero { padding-top: var(--space-14); }
  .hero-grid { gap: var(--space-8); }
  .hero h1 { font-size: 4.3vw; }
  .lead { font-size: var(--callout-size); }
  .hero-visual { margin-right: 0; padding-bottom: 5rem; }
  .chat-demo { right: calc(-1 * var(--space-4)); width: min(70%, 18rem); }
  .chat-body { height: 11rem; }
  .badges { gap: var(--space-3); }
  .badge { flex-direction: column; text-align: center; padding: var(--space-5) var(--space-4); }
  .badge-text strong { font-size: var(--body-size); }

  .scenes { gap: var(--space-4); }
  .scene-art { padding: var(--space-4); font-size: .8125rem; }
  .scene > p { font-size: var(--body-size); }
  .night-time { font-size: 1.75rem; }

  .flow { gap: var(--space-3); }
  .flow li { padding: var(--space-10) var(--space-2) var(--space-5); }
  .flow li + li::before { left: calc(-1 * var(--space-3) / 2 - .25rem); border-width: .3125rem; border-left-width: .375rem; }
  .flow h3 { font-size: var(--callout-size); }
  .flow-task { padding: .25rem .5rem; font-size: var(--caption-size); }


  .console { grid-template-columns: 1fr; gap: var(--space-6); }
  .console-tabs { flex-direction: row; flex-wrap: wrap; gap: var(--space-2); }
  .console-tabs [aria-selected="true"] { padding: var(--space-5); }

  .point { gap: var(--space-8); }
  .point-art { padding: var(--space-6); min-height: 14rem; }
  .point-text h3 { font-size: var(--title2-size); }
  .proof { padding: var(--space-8); gap: var(--space-4) var(--space-6); }
}

/* ---------- 手机（≤767）：全部纵排 ---------- */
@media (max-width: 767px) {
  .post-cards { display: flex; gap: var(--space-3); margin-inline: calc(-1 * var(--gutter)); padding-inline: var(--gutter); overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding-inline: var(--gutter); scrollbar-width: none; }
  .post-cards::-webkit-scrollbar { display: none; }
  .post-cards li { flex: 0 0 78%; scroll-snap-align: start; }
  :root { --gutter: 1rem; --section-y: 4.5rem; }
  .head-inner { height: 3.5rem; gap: var(--space-2); }
  .head-cta { display: none; }
  .lang-trigger { padding: 0 .625rem; }
  .section-head { margin-bottom: var(--space-10); }

  .hero { padding-top: var(--space-10); }
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-10); }
  .hero h1 { font-size: min(8.6vw, 2.75rem); }
  html[lang="en"] .hero h1 { font-size: min(7.6vw, 2.5rem); }
  .lead { font-size: var(--body-size); }
  .hero-actions .button { flex: 1 1 auto; }
  /* 手机：首屏标题和说明居中 */
  .hero-copy h1, .hero-copy .lead { text-align: center; }
  /* 手机：管理画面下面的小字居中（电脑端仍靠右） */
  .devices-note { text-align: center; }
  /* 手机：两个奖章并排，只留标题 */
  .shields { grid-template-columns: 1fr 1fr; gap: var(--space-6) var(--space-3); }
  .shield { width: 7.5rem; }
  .shield-num { font-size: 1.5rem; }
  .shield-num.is-long { font-size: 1.125rem; }
  .answer-band .shield-text strong { font-size: var(--callout-size); }
  .answer-band .shield-text > span { display: none; }
  .hero-visual { padding-bottom: 0; }
  .chat-demo { position: relative; right: auto; width: min(90%, 22.5rem); margin: calc(-1 * var(--space-14)) auto 0; }
  .chat-body { height: 15rem; }
  .badges { grid-template-columns: 1fr; margin-top: var(--space-10); }
  .badge { flex-direction: row; text-align: left; padding: var(--space-4) var(--space-5); }
  .medal { width: 3.75rem; height: 3.75rem; }
  .medal svg { width: 2.25rem; height: 2.25rem; }

  .scenes { grid-template-columns: 1fr; gap: var(--space-8); }
  .scene-art { aspect-ratio: auto; min-height: 15rem; font-size: .875rem; }
  .scene > p { font-size: var(--title3-size); }
  /* 手机：图和说明放进同一张白卡片，不再上下分开 */
  .scene { gap: 0; border-radius: var(--radius-lg); overflow: hidden; background: #fff; box-shadow: 0 1px 2px rgb(55 44 115 / .05), 0 .75rem 2rem rgb(55 44 115 / .07); }
  .scene-art { border-radius: 0; }
  .scene-repeat, .scene-lost { background: linear-gradient(#fff, #fbfaff); }
  .scene > p { padding: var(--space-4) var(--space-5) var(--space-5); font-size: var(--body-size); line-height: 1.6; }
  .answer-inner { padding: var(--space-10) 0; }
  .answer-band h2 { font-size: var(--title2-size); }

  .flow { grid-template-columns: 1fr; gap: var(--space-4); }
  .flow li {
    display: grid; grid-template-columns: 2.5rem 2.75rem minmax(0, 1fr); grid-template-rows: auto auto; column-gap: var(--space-3); row-gap: var(--space-1);
    align-items: center; padding: var(--space-4); text-align: left;
  }
  .flow-no { position: static; transform: none; grid-row: 1 / span 2; box-shadow: none; }
  .flow-icon { grid-row: 1 / span 2; }
  .flow-icon svg { width: 2.5rem; height: 2.5rem; }
  .flow h3 { font-size: var(--body-size); }
  .flow-task { justify-self: start; margin-top: 0; font-size: var(--footnote-size); }
  .flow li + li::before { left: 2.4375rem; top: calc(-1 * var(--space-4) / 2 - .25rem); transform: none; border: .3125rem solid transparent; border-top: .375rem solid var(--accent); border-bottom: 0; }

  /* 手机：画面在上，下面一排按钮左右滑动（参考 Apple 产品页）；选中的深紫色，说明文字显示在按钮下面 */
  .console { display: flex; flex-direction: column; align-items: stretch; gap: var(--space-4); }
  .console > * { min-width: 0; }
  .console-tabs {
    order: 2; flex-direction: row; flex-wrap: nowrap; align-items: center; gap: var(--space-2); max-width: none;
    margin-inline: calc(-1 * var(--gutter)); padding: var(--space-1) var(--gutter) var(--space-3); scroll-padding-inline: var(--gutter);
    overflow-x: auto; overscroll-behavior-x: contain; scroll-snap-type: x proximity; scrollbar-width: none;
  }
  .console-tabs::-webkit-scrollbar { display: none; }
  .console-tabs [role="tab"], .console-tabs [aria-selected="true"] {
    flex: 0 0 auto; display: inline-flex; width: auto; min-height: 2.875rem; padding: 0 var(--space-5);
    border-radius: var(--radius-pill); scroll-snap-align: center; white-space: nowrap; font-size: var(--subhead-size);
  }
  .console-tabs [role="tab"] strong { font-size: var(--subhead-size); }
  .console-tabs [aria-selected="true"] strong::after { content: none; }
  .console-tabs [aria-selected="true"] .ct-desc { display: none; }
  .console-cap { order: 3; display: block; min-height: 1.6em; margin-top: calc(-1 * var(--space-2)); font-size: var(--subhead-size); line-height: 1.6; color: var(--label-secondary); text-align: center; }
  .console-cap > span:not([hidden]) { animation: ct-in 300ms var(--ease-out); }

  .points { gap: var(--space-10); }
  .point { grid-template-columns: 1fr; gap: var(--space-5); }
  .point:nth-child(even) .point-text { order: 0; }
  .point-art { min-height: 0; padding: var(--space-6) var(--space-4); }
  .point-text p { font-size: var(--body-size); }
  /* 手机：序号和标题在同一行 */
  .point-text { display: grid; grid-template-columns: auto minmax(0, 1fr); column-gap: var(--space-3); row-gap: var(--space-3); align-items: baseline; }
  .point-text p { grid-column: 1 / -1; }
  .proof { grid-template-columns: 1fr; text-align: center; margin-top: var(--space-14); padding: var(--space-8) var(--space-5); }

  #compare .section-head h2 { font-size: min(7.4vw, 2rem); }
  .compare { font-size: var(--footnote-size); }
  .compare th, .compare td { padding: .75rem .5rem; }
  .compare th:first-child { padding-left: var(--space-4); }
  .compare thead th { font-size: var(--caption-size); }
  .compare td { font-size: 1.125rem; }
  .compare tbody .is-us { font-size: 1.375rem; }
  .us-name { font-size: var(--footnote-size); }
  .compare thead .is-us { padding-inline: .5rem; }
  .us-pick { font-size: .6875rem; }
  .score strong { font-size: 1.25rem; }
  .compare tfoot .is-us .score strong { font-size: 1.75rem; }
  .compare-legend { text-align: left; }
  .compare-note { text-align: left; }

  .cta-inner { padding: var(--space-14) 0; gap: var(--space-6); }

  .plan { padding: var(--space-6) var(--space-4); }
  .price-row { padding: var(--space-4); }
  .price-row dd { margin-left: 0; }
  @supports (grid-template-columns: subgrid) {
    .price-row { row-gap: var(--space-2); }
    /* 手机：每一行单独居中（项目名一行，金额一行） */
    .price-rows { display: block; }
    .price-row { display: flex; flex-direction: column; align-items: center; }
    .price-row dt { justify-content: center; }
    .price-row dd { display: flex; align-items: baseline; justify-content: center; gap: var(--space-2); }
    .price-row .price-now { display: inline-flex; align-items: baseline; gap: .25rem; }
    .price-row.is-sale .price-arrow { align-self: center; }
  }
  .price-tax { align-self: center; margin-top: 0; }
  /* 手机：包含内容缩小，一行两个；单数时最后一个居中 */
  .plan-includes { align-self: stretch; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-2); }
  .plan-includes li { display: flex; align-items: center; justify-content: center; gap: .375rem; min-height: 2.25rem; padding: .3125rem .625rem; border-radius: var(--radius-button); font-size: var(--caption-size); line-height: 1.35; letter-spacing: 0; text-align: center; }
  .plan-includes li::before { position: static; flex: none; width: .5rem; height: .28rem; transform: translateY(-25%) rotate(-45deg); }
  .plan-includes li:last-child:nth-child(odd) { grid-column: 1 / -1; justify-self: center; }
  .plan .button, .contact-form .button { min-width: 0; align-self: stretch; }

  .contact-form { padding: var(--space-6) var(--space-4); gap: var(--space-5); }
  .confirm-list { grid-template-columns: 1fr; }
  .confirm-list dt { padding-bottom: 0; }
  .confirm-list dd { padding-top: var(--space-1); }
  .confirm-list dt:not(:first-of-type) + dd { box-shadow: none; }
  .form-buttons { flex-direction: column-reverse; }
  .contact-form.is-confirm #contact-back { min-width: 0; }
  .form-end { align-items: stretch; }
  .consent { justify-content: center; text-align: center; }
  #intro-captcha { display: flex; justify-content: center; }

  .foot-inner { flex-direction: column; align-items: center; text-align: center; }
  .foot-links { justify-content: center; }

  /* 手机：主要操作放在拇指够得到的底部；浮在内容上，用玻璃材质 */
  .mobile-cta {
    display: block; position: fixed; left: 0; right: 0; bottom: 0; z-index: 15;
    padding: .625rem var(--gutter) calc(.625rem + env(safe-area-inset-bottom));
    background: var(--glass-fill);
    -webkit-backdrop-filter: blur(20px) saturate(180%); backdrop-filter: blur(20px) saturate(180%);
    transition: transform 300ms var(--ease-out), opacity 200ms var(--ease-out);
  }
  /* 到了联系表单就让开，不和表单的发送按钮重复；下去和回来走同一条路径 */
  .mobile-cta.is-hidden { transform: translateY(100%); opacity: 0; pointer-events: none; transition: transform 250ms var(--ease-in), opacity 200ms var(--ease-in); }
  .mobile-cta .button { width: 100%; min-height: 3.125rem; }
  .site-foot { padding-bottom: calc(6rem + env(safe-area-inset-bottom)); }
}

/* ---------- 2026-11-09 配色：大标题更醒目，整体更多彩 ---------- */
/* 段落英文小标签（TROUBLE / FLOW …）：渐变字 */
.section-label {
  display: inline-block; margin-bottom: var(--space-3);
  font: 700 .875rem/1 "Inter", var(--font-sans); letter-spacing: .22em;
  background: var(--grad-bar); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.section-label + .section-kicker { margin-top: calc(-1 * var(--space-1)); }
/* 大标题：深靛紫 */
.section-head h2, .point-text h3 { color: var(--heading); }
/* 标题里强调的字（正確に / 5 / 7）：紫→粉渐变字 */
.hero h1 { color: var(--heading); }
.hero h1 .accent, .section-head h2 .accent, .philosophy h2 .accent {
  background: var(--grad-title); -webkit-background-clip: text; background-clip: text; color: transparent;
  -webkit-box-decoration-break: clone; box-decoration-break: clone;
}
/* 首屏三个徽章：紫 / 粉 / 青 */
.badge:nth-child(2) .medal { background: radial-gradient(circle at 30% 25%, #f08cbc, var(--pop-pink) 55%, #9c2763); box-shadow: 0 0 0 .3125rem #fbe3ef; }
.badge:nth-child(2) .medal .hand { stroke: #9c2763; }
.badge:nth-child(3) .medal { background: radial-gradient(circle at 30% 25%, #6fd6c6, var(--pop-teal) 55%, #0a6359); box-shadow: 0 0 0 .3125rem #dcf4f0; }
.badge:nth-child(3) .medal .hand { stroke: #0a6359; }
.badge:nth-child(2) .badge-text strong { color: #8e1f58; }
.badge:nth-child(3) .badge-text strong { color: #0b6157; }
/* 引导带、98–100% 带：紫色里带一点玫红 */
.answer-band { background: linear-gradient(110deg, var(--accent-strong) 0%, var(--accent) 58%, #9a46a8 100%); }
.proof { background: linear-gradient(120deg, var(--accent-strong) 0%, var(--accent) 60%, #a04aa6 100%); }
/* 导入流程：每一步一个颜色 */
.flow li:nth-child(2) { --step: var(--pop-pink); }
.flow li:nth-child(3) { --step: var(--pop-orange); }
.flow li:nth-child(4) { --step: var(--pop-teal); }
.flow li:nth-child(5) { --step: var(--pop-blue); }
.flow-no { background: var(--step, var(--accent)); }
.flow-icon { color: var(--step, var(--accent)); }
/* AI 特点编号：紫 / 粉 / 橙 / 青 */
.point:nth-child(2) .point-no { color: var(--pop-pink); }
.point:nth-child(3) .point-no { color: var(--pop-orange); }
.point:nth-child(4) .point-no { color: var(--pop-teal); }
/* 优惠标签：暖色，和紫色区分 */
.plan-badge { background: linear-gradient(90deg, #ee6a2f, var(--pop-pink)); }

/* ---------- 系统设置 ---------- */
/* 降低透明度：材质变实色 */
@media (prefers-reduced-transparency: reduce) {
  .site-head, .mobile-cta { background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none; }
}
/* 增强对比度：实色 + 明确边线 */
@media (prefers-contrast: more) {
  :root { --label-secondary: #3f3b52; --separator: rgb(28 26 43 / .4); }
  .site-head, .mobile-cta { background: var(--surface); -webkit-backdrop-filter: none; backdrop-filter: none; box-shadow: 0 1px 0 var(--label); }
  .faq, .table-scroll, .price-rows, .contact-form, .badge, .scene-art, .point-art { box-shadow: inset 0 0 0 1px var(--label-secondary); }
  .field input, .field textarea { box-shadow: inset 0 0 0 1px var(--label-secondary); }
}
/* 减弱动态效果：不缩放、不位移，只留短淡入淡出 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .chat-body > * { animation-name: fade-only; animation-duration: 200ms; }
  .button:active, .icon-button:active, .console-tabs [role="tab"]:active { transform: none; }
  .console-panel:not([hidden]) { animation-duration: 150ms; }
  .site-nav, .site-nav.is-open, .mobile-cta, .mobile-cta.is-hidden { transform: none !important; }
  .menu-button svg path, .faq summary::after, .lang-chevron { transition: none; }
  .lang-list, .lang-menu.is-open .lang-list, .lang-trigger:active { transform: none !important; }
  .faq details::details-content { transition: opacity 200ms ease, content-visibility 200ms allow-discrete !important; }
}
@keyframes fade-only { from { opacity: 0; } }


/* 产品理念（中段） */
/* 白底上放一张独立的渐变卡片，和上面的 AI 特点、下面的对比表分开 */
.philosophy { padding: 0 0 var(--section-y); text-align: center; background: #fff; }
.philosophy .wrap { padding: var(--space-14) var(--space-6); border-radius: var(--radius-lg, 1.5rem); background: linear-gradient(135deg, #eee9ff 0%, #fbecf6 100%); }
.philosophy h2 .accent { font-style: normal; }
.philosophy h2 { margin-top: var(--space-3); font-size: var(--title1-size); line-height: 1.5; color: var(--heading); font-weight: 700; }
.philosophy p:not(.section-label) { max-width: 36rem; margin: var(--space-5) auto 0; font-size: var(--body-size); line-height: 1.9; color: var(--label-secondary); }
/* 价格：价值一句话 + 适用范围说明 */
.price-value { font-size: var(--title3-size); color: var(--heading); }
.price-value strong { color: var(--accent-strong); }
.price-scope { margin-top: var(--space-2); font-size: var(--caption-size); line-height: var(--caption-lh); color: var(--label-secondary); text-align: center; }
@media (max-width: 767px) {
  .philosophy h2 { font-size: min(6vw, 1.625rem); }
  .philosophy .wrap { padding: var(--space-10) var(--space-4); }
  .philosophy h2 br { display: none; }
  .price-value { font-size: var(--callout-size); }
}

/* 首屏日文标题第一行较长（12 字）：按文字栏宽度缩小，保证一行放得下 */
.hero-copy { container-type: inline-size; }
html[lang="ja"] .hero h1 { font-size: min(60px, 8.1cqi); }