/* =====================================================================
 * calc_base.css  —  森瑞精密 报价计算器统一设计系统（科技蓝 · 玻璃拟态）
 * 所有报价工具共用。工具自带 css 仅做局部覆盖。
 * ===================================================================== */

:root {
  --nav-h: 60px;
  --primary: #3380C8;
  --primary-deep: #25629c;
  --accent: #00c853;
  --accent-deep: #16c784;
  --cta-grad: linear-gradient(135deg, #3380C8 0%, #25629c 100%);
  --ink: #0f172a;
  --ink-2: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-stroke: rgba(51, 128, 200, 0.18);
  --glass-shadow: 0 8px 30px rgba(51, 128, 200, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --font: 'Inter', 'Hiragino Sans', 'Hiragino Sans', system-ui, sans-serif;
}

[data-theme="dark"] {
  --ink: #e7eefb; --ink-2: #cbd5e1; --muted: #94a3b8; --line: #2a3a52;
  --glass-bg: rgba(15, 23, 42, 0.66);
  --glass-stroke: rgba(96, 165, 250, 0.22);
  --glass-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font); background: #f4f7fb; color: var(--ink); }
[data-theme="dark"] body { background: #0b1220; }

/* ---------- 布局外壳 ---------- */
.app-shell { height: calc(100vh - var(--nav-h)); display: flex; flex-direction: column; }
.layout { flex: 1; min-height: 0; display: grid; grid-template-columns: 340px 1fr; gap: 20px; padding: 20px; }
.sidebar { min-height: 0; overflow-y: auto; }
.main { min-height: 0; overflow-y: auto; position: relative; scroll-behavior: smooth; }
.sidebar::-webkit-scrollbar, .main::-webkit-scrollbar { width: 8px; }
.sidebar::-webkit-scrollbar-thumb, .main::-webkit-scrollbar-thumb { background: var(--glass-stroke); border-radius: 4px; }

/* ---------- 顶部导航 ---------- */
.topbar { height: var(--nav-h); display: flex; align-items: center; gap: 16px; padding: 0 24px;
  background: var(--glass-bg); backdrop-filter: blur(14px); border-bottom: 1px solid var(--glass-stroke); }
.topbar .brand { font-weight: 800; font-size: 17px; letter-spacing: .5px; }
.topbar .brand span { color: var(--primary); }
.nav-actions { margin-left: auto; display: flex; gap: 10px; align-items: center; }
.theme-toggle { border: 1px solid var(--glass-stroke); background: var(--glass-bg); color: var(--ink);
  border-radius: 50px; padding: 8px 14px; cursor: pointer; font-size: 13px; display: inline-flex; gap: 6px; align-items: center; }
.theme-toggle:hover { border-color: var(--primary); }

/* ---------- 卡片（玻璃） ---------- */
.card, .glass-card { background: var(--glass-bg); backdrop-filter: blur(14px); border: 1px solid var(--glass-stroke);
  border-radius: var(--radius); box-shadow: var(--glass-shadow); padding: 20px; margin-bottom: 20px; }
.card h3 { margin: 0 0 16px; font-size: 15px; display: flex; align-items: center; gap: 8px; color: var(--ink); }
.card h3 i { color: var(--primary); }

/* ---------- 表单 ---------- */
.form-section { background: var(--glass-bg); border: 1px solid var(--glass-stroke); border-radius: var(--radius);
  padding: 18px; margin-bottom: 16px; }
.form-section h3 { margin: 0 0 14px; font-size: 14px; display: flex; gap: 8px; align-items: center; color: var(--primary-deep); cursor: default; }
.input-group { display: flex; flex-direction: column; gap: 12px; }
.input-group.mt-4 { margin-top: 16px; }
.three-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.two-cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }

.floating-input { position: relative; }
.floating-input input { width: 100%; height: 44px; padding: 16px 12px 4px; font-size: 14px; color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; outline: none; transition: border-color .15s; }
[data-theme="dark"] .floating-input input { background: #0f1b2e; }
.floating-input label { position: absolute; left: 12px; top: 13px; font-size: 13px; color: var(--muted);
  pointer-events: none; transition: .15s; }
.floating-input input:focus { border-color: var(--primary); }
.floating-input input:focus + label, .floating-input input:not(:placeholder-shown) + label {
  top: 5px; font-size: 11px; color: var(--primary); }

.select-wrapper { position: relative; }
.select-label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.select-wrapper select { width: 100%; height: 44px; padding: 0 36px 0 12px; font-size: 14px; color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; appearance: none; outline: none; }
[data-theme="dark"] .select-wrapper select { background: #0f1b2e; }
.arrow-icon { position: absolute; right: 12px; top: 34px; color: var(--muted); pointer-events: none; }

.hidden-panel { display: none; }
.adv-toggle { user-select: none; }

/* ---------- 按钮 ---------- */
.btn-primary-glow { width: 100%; height: 50px; border: none; border-radius: 50px; cursor: pointer;
  background: var(--cta-grad); color: #fff; font-size: 15px; font-weight: 700; letter-spacing: .5px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  box-shadow: 0 8px 22px rgba(51, 128, 200, .35); transition: transform .15s, box-shadow .15s; }
.btn-primary-glow:hover { transform: translateY(-1px); box-shadow: 0 12px 28px rgba(51, 128, 200, .45); }
.btn-primary-glow:active { transform: scale(.98); }
.btn-export { width: 100%; margin-top: 14px; height: 46px; border: 1px solid var(--accent-deep); border-radius: 12px;
  background: rgba(0, 200, 83, .08); color: var(--accent-deep); font-weight: 700; cursor: pointer; display: flex;
  align-items: center; justify-content: center; gap: 8px; }
.btn-export:hover { background: rgba(0, 200, 83, .16); }

/* ---------- 3D 预览 ---------- */
.canvas-wrap { position: relative; width: 100%; height: 320px; border-radius: var(--radius-sm);
  overflow: hidden; background: linear-gradient(160deg, #eef4fb, #e3ecf7); }
[data-theme="dark"] .canvas-wrap { background: linear-gradient(160deg, #0f1b2e, #14233b); }
.canvas-wrap canvas { width: 100%; height: 100%; display: block; }
.placeholder { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  color: var(--muted); font-size: 13px; text-align: center; padding: 20px; }

.import-status { font-size: 12px; color: var(--muted); min-height: 18px; margin-top: 8px; }
.import-status.ok { color: var(--accent-deep); }
.import-status.error { color: #ef4444; }

/* ---------- 结果仪表盘 ---------- */
.section-nav { position: sticky; top: 0; z-index: 50; display: flex; gap: 8px; flex-wrap: wrap;
  padding: 10px 0; margin-bottom: 12px; background: linear-gradient(var(--glass-bg), var(--glass-bg)); backdrop-filter: blur(8px); }
.section-nav a { font-size: 13px; color: var(--muted); text-decoration: none; padding: 6px 12px; border-radius: 50px;
  border: 1px solid transparent; }
.section-nav a:hover, .section-nav a.active { color: var(--primary); border-color: var(--glass-stroke); background: var(--glass-bg); }

.result-dashboard.hidden { display: none; }
.dashboard-header { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: 20px; flex-wrap: wrap; }
.hero-price-card { background: var(--cta-grad); color: #fff; border-radius: 14px; padding: 16px 22px; text-align: right; }
.price-label { font-size: 11px; opacity: .85; letter-spacing: 1px; }
.hero-price-card h2 { margin: 4px 0 2px; font-size: 30px; }
.price-badge { font-size: 11px; opacity: .85; }

.dashboard-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 1100px) { .dashboard-grid { grid-template-columns: 1fr; } }

.params-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-bottom: 14px; }
.param-box { background: rgba(51, 128, 200, .06); border: 1px solid var(--glass-stroke); border-radius: 12px; padding: 12px 14px; }
.box-header { font-size: 12px; color: var(--muted); }
.param-box strong { display: block; font-size: 18px; margin-top: 4px; color: var(--ink); }
.text-gradient { background: var(--cta-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.clean-tooltip { font-size: 11px; color: var(--muted); margin-top: 6px; }

/* ---------- 成本列表 ---------- */
.cost-list { list-style: none; margin: 0; padding: 0; }
.cost-list li { display: flex; justify-content: space-between; align-items: center; padding: 12px 4px;
  border-bottom: 1px dashed var(--line); }
.cost-list .label-group { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--ink-2); }
.icon-box { width: 30px; height: 30px; border-radius: 8px; display: inline-flex; align-items: center; justify-content: center; color: #fff; font-size: 13px; }
.icon-box.blue { background: #3380C8; } .icon-box.red { background: #ef4444; } .icon-box.purple { background: #8b5cf6; }
.icon-box.yellow { background: #f59e0b; } .icon-box.gray { background: #64748b; }
.cost-list .val { font-weight: 700; color: var(--ink); font-size: 14px; }
.final-total { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; padding-top: 12px;
  border-top: 2px solid var(--primary); font-weight: 700; }
.final-total strong { font-size: 20px; color: var(--primary); }

.chart-container { position: relative; height: 260px; }

/* ---------- 元信息 / 提示 ---------- */
.meta-box { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 14px; }
.meta-item { background: rgba(51, 128, 200, .06); border: 1px solid var(--glass-stroke); border-radius: 10px; padding: 10px 12px; }
.meta-item span { display: block; font-size: 11px; color: var(--muted); }
.meta-item strong { font-size: 14px; color: var(--ink); }
.ladder-text { font-size: 12px; color: var(--accent-deep); margin-top: 8px; }

/* ---------- 无障碍 ---------- */
:focus-visible { outline: 3px solid var(--primary); outline-offset: 2px; border-radius: 4px; }
.tag { font-size: 11px; padding: 3px 8px; border-radius: 6px; }
.tag.pro { background: rgba(51, 128, 200, .12); color: var(--primary); }
.tag.date { background: rgba(100, 116, 139, .12); color: var(--muted); }

@media (max-width: 1024px) {
  .app-shell { height: auto; }
  .layout { grid-template-columns: 1fr; }
  .sidebar, .main { overflow: visible; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ---------- 3D 图纸导入（MIM/CNC/3DP 共用） ---------- */
.import-section .dz-icon { font-size: 22px; color: var(--primary); }
.drop-zone { border: 2px dashed var(--glass-stroke); border-radius: var(--radius-sm); padding: 22px 16px; text-align: center;
  cursor: pointer; transition: border-color .15s, background .15s; background: rgba(51, 128, 200, .04); }
.drop-zone:hover, .drop-zone.dragover { border-color: var(--primary); background: rgba(51, 128, 200, .10); }
.drop-zone .dz-text { margin: 8px 0 4px; font-size: 13px; color: var(--ink-2); }
.drop-zone .dz-formats { font-size: 11px; color: var(--muted); letter-spacing: .3px; }
.model-metrics { margin-top: 14px; }
.metrics-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.metric { background: rgba(51, 128, 200, .06); border: 1px solid var(--glass-stroke); border-radius: 10px; padding: 10px 12px; }
.metric span { display: block; font-size: 11px; color: var(--muted); }
.metric strong { font-size: 14px; color: var(--ink); }
.metric-extra { margin-top: 10px; }
.unit-row { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--muted); }
.unit-row input { width: 80px; height: 34px; padding: 0 8px; font-size: 13px; color: var(--ink);
  border: 1px solid var(--line); border-radius: 8px; background: #fff; }
[data-theme="dark"] .unit-row input { background: #0f1b2e; }
.unit-row .unit-hint { opacity: .8; }
.suggest-row { display: flex; align-items: center; gap: 8px; margin-top: 10px; font-size: 12px; color: var(--muted); }
.suggest-row i { color: var(--primary); }
.btn-clear-model { margin-top: 12px; width: 100%; height: 38px; border: 1px solid var(--glass-stroke);
  background: var(--glass-bg); color: var(--ink-2); border-radius: 10px; cursor: pointer; font-size: 13px;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
.btn-clear-model:hover { border-color: var(--primary); color: var(--primary); }
.model-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.model-actions .btn-clear-model { margin-top: 10px; }
.btn-clear-model.ghost { border-style: dashed; }

/* ==JA-TYPOGRAPHY-LOCALIZED== */

/* ==========================================================
   日本語ローカライズ：組版（タイポグラフィ）最適化
   日本語ネイティブフォント・禁則処理・約物詰め・行送り
   ========================================================== */
:root{
  /* 日本語フォントスタック（日本語ネイティブフォントを最優先） */
  --ja-sans: "Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic","Yu Gothic UI",
             "Meiryo","Noto Sans JP","Hiragino Sans",sans-serif;
  --ja-mincho: "Hiragino Mincho ProN","Yu Mincho","Yu Mincho Demibold","MS PMincho",serif;
  /* 日本語組版パラメータ */
  --ja-lh-body: 1.9;      /* 本文の行送り（日本語は欧文より広めが読みやすい） */
  --ja-lh-head: 1.55;     /* 見出しの行送り */
  --ja-ls-body: 0.04em;   /* 本文の字間（日本語はわずかに空けると読みやすい） */
  --ja-ls-head: 0.02em;   /* 見出しの字間 */
  --ja-ls-btn: 0.06em;    /* ボタンの字間 */
}

/* --- 基本組版 --- */
html[lang="ja"] body,
body{
  font-family: var(--ja-sans);
  font-size: 15px;                    /* 日本語サイトは本文やや小さめが標準 */
  line-height: var(--ja-lh-body);
  letter-spacing: var(--ja-ls-body);
  /* 禁則処理：行頭・行末の禁則文字（句読点・括弧など）を厳格に守る */
  line-break: strict;
  word-break: normal;                 /* 日本語は単語区切り不要、禁則に任せる */
  overflow-wrap: break-word;
  /* 約物詰め：句読点や括弧のアキを詰めて美しい日本語組版に */
  font-feature-settings: "palt" 1;
  -webkit-font-feature-settings: "palt" 1;
  /* 日本語ではイタリック（斜体）は使わない */
  font-style: normal;
  text-align: left;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

/* 欧文・数字が混在する箇所は欧文フォントを前面に */
[class*="num"],[class*="Number"],[class*="val"],[class*="Val"],
code,kbd,samp,.mono,.lang-text,input[type="number"],output{
  font-family: "Inter","Helvetica Neue",Arial,var(--ja-sans);
  font-variant-numeric: tabular-nums;   /* 数字の桁を揃える */
  font-feature-settings: "palt" 0,"tnum" 1;
  letter-spacing: 0;
}

/* --- 見出し：情報階層を明確に --- */
h1,h2,h3,h4,h5,h6{
  font-family: var(--ja-sans);
  line-height: var(--ja-lh-head);
  letter-spacing: var(--ja-ls-head);
  font-weight: 600;              /* 日本語ゴシックは極太だと潰れるので 600 まで */
  font-style: normal;
  word-break: normal;
  line-break: strict;
  overflow-wrap: break-word;
}
h1{font-size:1.9rem;letter-spacing:.01em}
h2{font-size:1.55rem}
h3{font-size:1.25rem}
h4,h5,h6{font-size:1.05rem}

/* --- 余白（日本語サイトはゆとりある余白を重視） --- */
p{ line-height: var(--ja-lh-body); margin-bottom: 1.25em; }
li{ line-height: var(--ja-lh-body); }
section{ padding-top: 4.5rem; padding-bottom: 4.5rem; }
.container,.wrap,[class*="container"]{ padding-left: 20px; padding-right: 20px; }

/* --- ボタン：日本語は文字数が増えるため横方向の余白を広めに --- */
.btn,button,.button,[class*="btn"],[role="button"],
a[class*="btn"]{
  font-family: var(--ja-sans);
  letter-spacing: var(--ja-ls-btn);
  padding: .72em 1.7em;
  line-height: 1.6;
  white-space: nowrap;
  font-style: normal;
}
/* 狭い画面では折り返しを許可（日本語は長くなりがち） */
@media (max-width:640px){
  .btn,button,.button,[class*="btn"]{
    white-space: normal;
    padding: .7em 1.2em;
  }
}

/* --- テーブル：日本語は文字が詰まるのでセル内余白を広めに --- */
table{ line-height: 1.75; }
th,td{
  padding: .75em 1em;
  letter-spacing: .02em;
  line-height: 1.7;
}
th{ font-weight: 600; white-space: nowrap; }

/* --- フォーム --- */
label{ letter-spacing: .03em; line-height: 1.7; }
input,select,textarea{
  font-family: var(--ja-sans);
  font-size: 15px;
  line-height: 1.7;
  letter-spacing: .03em;
  padding: .6em .8em;
}
::placeholder{ letter-spacing:.03em; opacity:.6 }

/* --- リンク・ナビゲーション --- */
a{ letter-spacing: .03em; }
nav a,.nav a,[class*="nav"] a{ letter-spacing:.04em; white-space:nowrap }

/* --- 細部の日本語対応 --- */
small,.small{ font-size:.85rem; letter-spacing:.03em }
blockquote{ line-height:1.9; letter-spacing:.03em; font-style:normal }
dt,dd{ line-height:1.8; letter-spacing:.03em }
/* 日本語では斜体・下線過多を避ける */
em,i,cite{ font-style: normal; }
/* 和欧混植：欧文語の前後に四分アキを自動付与 */
[lang="en"],.en{ font-family:"Inter","Helvetica Neue",Arial,sans-serif; letter-spacing:0 }

/* --- 印刷時 --- */
@media print{
  body{ font-size:10.5pt; line-height:1.7 }
  section{ padding:1rem 0 }
}