/* ============================================================
   骨悠整體 Guérir Integrated — Home (V1.8)
   色彩 token 嚴格依 §8.1；字體 §8.2；留白 §8.3；抗卡片化 §8.4
   ============================================================ */
:root{
  /* 官方色票 §8.1 */
  --c-pure:       #FDFDFE; /* 純境白 65% 主背景 */
  --c-mist:       #786D62; /* 霧岩灰 15% 主文字/主CTA */
  --c-skin:       #BE9E7F; /* 柔膚色 10% hover/輔助 */
  --c-balance:    #939478; /* 平衡綠 8% 安心/分類 */
  --c-line:       #06C755; /* LINE 綠 2% 僅 icon/微點綴 */
  /* 延伸色 §8.1 */
  --c-text-deep:  #2A211C;
  --c-line-soft:  #DED7D0;
  --c-warm-white: #F8F5F1;

  --maxw: 1140px;     /* §8.3 內容最大寬 1120–1180 */
  --pad-block: 104px; /* §8.3 桌機大區塊上下留白 88–120 */
  --radius: 7px;      /* §9.4 6–8px，不用大膠囊 */

  --font-serif: "Noto Serif TC", serif;
  --font-sans:  "Noto Sans TC", -apple-system, "PingFang TC", sans-serif;
  --font-en:    "Cormorant Garamond", serif;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation:none !important; transition:none !important; }
}
body{
  font-family:var(--font-sans); font-weight:400;
  color:var(--c-text-deep); background:var(--c-pure);
  line-height:1.75;               /* §8.2 行高 1.65–1.85 */
  -webkit-font-smoothing:antialiased; letter-spacing:.01em;
}
.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 24px; }

/* ---------- 字級系統 §8.2 ---------- */
h1,h2,h3{ font-family:var(--font-serif); color:var(--c-mist); line-height:1.4; font-weight:600; }
h1{ font-size:clamp(2rem,4.6vw,3.25rem); font-weight:900; line-height:1.28; letter-spacing:.02em; }
h2{ font-size:clamp(1.5rem,2.8vw,2.15rem); }
h3{ font-size:clamp(1.12rem,1.8vw,1.35rem); }
p{ font-size:clamp(1rem,1.15vw,1.08rem); }
.en{ font-family:var(--font-en); font-style:italic; color:var(--c-skin); letter-spacing:.04em; }

/* ============ Header §9 Sticky 毛玻璃 ============ */
.site-header{ position:fixed; inset:0 0 auto 0; z-index:100;
  background:rgba(248,245,241,.72); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-line-soft); }
.site-header .wrap{ display:flex; align-items:center; justify-content:space-between; height:68px; }
.logo{ font-family:var(--font-serif); font-weight:900; font-size:1.32rem; color:var(--c-mist); letter-spacing:.06em; text-decoration:none; }
.logo .en{ font-size:.7rem; display:block; font-weight:400; letter-spacing:.18em; margin-top:-2px; }
.nav{ display:flex; align-items:center; gap:30px; }
.nav a{ color:var(--c-mist); text-decoration:none; font-size:.95rem; font-weight:400; transition:color .2s; }
.nav a:hover{ color:var(--c-skin); }
.nav-cta{ background:var(--c-mist); color:var(--c-pure)!important; padding:9px 20px; border-radius:var(--radius); font-size:.92rem; transition:background .2s; }
.nav-cta:hover{ background:var(--c-skin); }
.nav-toggle{ display:none; background:none; border:0; cursor:pointer; padding:8px; }
.nav-toggle span{ display:block; width:24px; height:2px; background:var(--c-mist); margin:5px 0; transition:.3s; }

/* ============ 通用 section §8.3 ============ */
main{ padding-top:68px; }
section{ padding:var(--pad-block) 0; position:relative; }
.eyebrow{ font-family:var(--font-en); font-style:italic; color:var(--c-skin); font-size:1rem; letter-spacing:.08em; margin-bottom:14px; }
.lead{ max-width:760px; }
.lead p + p{ margin-top:18px; }
.divider{ border:0; border-top:1px solid var(--c-line-soft); max-width:var(--maxw); margin:0 auto; } /* 細線分隔 抗卡片化 §8.4 */
.nowrap{ white-space:nowrap; }

/* ============ Hero §10.1 ============ */
.hero{ padding:128px 0 112px; position:relative; overflow:hidden; }
.hero-curve{ position:absolute; right:-8%; bottom:-12%; width:min(58%,720px); z-index:0; opacity:.09; pointer-events:none; } /* §8.5 5–12% */
.hero .wrap{ position:relative; z-index:1; }
.hero h1{ max-width:16em; }
.hero .sub{ font-family:var(--font-serif); font-weight:500; font-size:clamp(1.15rem,2vw,1.5rem); color:var(--c-skin); margin-top:22px; }
.hero .note{ max-width:640px; margin-top:24px; color:var(--c-mist); }
.hero .cta-row{ margin-top:40px; }

/* ============ CTA 按鈕 §9.4 ============ */
.btn{ display:inline-flex; align-items:center; gap:8px; font-family:var(--font-sans); font-size:1rem; font-weight:500;
  padding:14px 28px; border-radius:var(--radius); text-decoration:none; cursor:pointer; border:1px solid transparent;
  transition:background .22s,color .22s,border-color .22s; }
.btn-primary{ background:var(--c-mist); color:var(--c-pure); }
.btn-primary:hover{ background:var(--c-skin); }
.btn-ghost{ background:transparent; color:var(--c-mist); border-color:var(--c-mist); }
.btn-ghost:hover{ border-color:var(--c-skin); color:var(--c-skin); }
.btn .line-dot{ width:10px; height:10px; border-radius:50%; background:var(--c-line); } /* LINE 綠僅微點綴 §8.1 */
.cta-group{ display:flex; flex-wrap:wrap; gap:14px; margin-top:36px; justify-content:center; }

/* ============ 新客入口 ============ */
.band-soft{ background:var(--c-warm-white); }

/* ============ 一放一啟一運：時間軸分線 非卡片 §8.4 ============ */
.flow{ display:grid; gap:0; margin-top:40px; max-width:820px; }
.flow-step{ display:grid; grid-template-columns:128px 1fr; gap:24px; padding:26px 0; border-top:1px solid var(--c-line-soft); align-items:baseline; }
.flow-step:last-child{ border-bottom:1px solid var(--c-line-soft); }
.flow-step h3 .en{ display:block; font-size:.78rem; margin-top:2px; }
.flow-concl{ margin-top:30px; font-family:var(--font-serif); font-weight:500; font-size:1.18rem; color:var(--c-mist); max-width:680px; }
.quote-line{ border-left:2px solid var(--c-skin); padding-left:20px; }

/* ============ 五層疊疊樂 signature §10.1 ============ */
.layers-wrap{ display:grid; grid-template-columns:1.1fr 1fr; gap:56px; margin-top:44px; align-items:center; }
.stack{ display:flex; flex-direction:column-reverse; gap:10px; }  /* reverse：下層在底 */
.layer{ border:1px solid var(--c-line-soft); background:var(--c-pure); border-radius:var(--radius); padding:18px 22px; cursor:pointer;
  display:flex; align-items:center; justify-content:space-between; transform-origin:left center;
  transition:transform .5s cubic-bezier(.22,.61,.36,1), box-shadow .3s, border-color .3s; will-change:transform; }
.layer:hover{ border-color:var(--c-skin); }
.layer.active{ box-shadow:0 10px 30px rgba(120,109,98,.16); border-color:var(--c-skin); }
.layer .lname{ font-family:var(--font-serif); font-weight:600; color:var(--c-mist); font-size:1.05rem; }
.layer .lhint{ font-size:.86rem; color:var(--c-balance); max-width:50%; text-align:right; }
.stack-note{ font-size:.82rem; color:var(--c-balance); margin-top:16px; }
.layers-copy .eyebrow{ margin-bottom:10px; }

/* ============ Articles 入口 ============ */
.article-links{ list-style:none; margin-top:30px; max-width:760px; }
.article-links li{ border-top:1px solid var(--c-line-soft); }
.article-links li:last-child{ border-bottom:1px solid var(--c-line-soft); }
.article-links a{ display:flex; align-items:center; justify-content:space-between; gap:16px; padding:20px 4px; text-decoration:none;
  color:var(--c-mist); font-family:var(--font-serif); font-weight:500; font-size:1.08rem; transition:color .2s,padding .2s; }
.article-links a:hover{ color:var(--c-skin); padding-left:12px; }
.article-links .arr{ color:var(--c-skin); }

/* ============ 先說清楚三件事：敘事三段式（細線分隔，非 accordion / 非 Q&A）============ */
.clarify{ max-width:840px; margin-top:36px; }
.clarify-item{ padding:30px 0; border-top:1px solid var(--c-line-soft); }
.clarify-item:last-child{ border-bottom:1px solid var(--c-line-soft); }
.clarify-item h3{ font-family:var(--font-serif); font-weight:600; color:var(--c-mist); font-size:1.18rem; margin-bottom:12px; }
.clarify-item p{ color:var(--c-text-deep); max-width:760px; line-height:1.8; }

/* ============ 最終 CTA ============ */
.final{ background:var(--c-warm-white); text-align:center; }
.final h2{ max-width:none; margin:0 auto; white-space:nowrap; }
.final p{ max-width:620px; margin:22px auto 0; color:var(--c-mist); }
.final .cta-row{ margin-top:36px; }

/* ============ Footer ============ */
.site-footer{ background:var(--c-mist); color:var(--c-pure); padding:56px 0 36px; }
.site-footer .wrap{ display:flex; flex-wrap:wrap; gap:32px; justify-content:space-between; }
.site-footer .flogo{ font-family:var(--font-serif); font-weight:900; font-size:1.25rem; letter-spacing:.06em; }
.site-footer .flogo .en{ color:rgba(253,253,254,.7); }
.site-footer nav{ display:flex; flex-wrap:wrap; gap:20px; }
.site-footer nav a{ color:rgba(253,253,254,.85); text-decoration:none; font-size:.92rem; }
.site-footer nav a:hover{ color:var(--c-skin); }
.site-footer .legal{ width:100%; border-top:1px solid rgba(253,253,254,.18); margin-top:8px; padding-top:24px; font-size:.82rem; color:rgba(253,253,254,.7); line-height:1.8; }
.site-footer .legal a{ color:rgba(253,253,254,.85); }

/* ============ Mobile sticky CTA §15.2 ============ */
.mobile-cta{ display:none; }

/* ============ RWD ============ */
@media (max-width:880px){
  :root{ --pad-block:64px; }      /* §8.3 手機 56–72 */
  .nav{ position:fixed; inset:68px 0 auto 0; flex-direction:column; gap:0; background:var(--c-warm-white);
    border-bottom:1px solid var(--c-line-soft); max-height:0; overflow:hidden; transition:max-height .35s; }
  .nav.open{ max-height:440px; }
  .nav a{ width:100%; padding:16px 24px; border-top:1px solid var(--c-line-soft); }
  .nav-cta{ margin:14px 24px; text-align:center; }
  .nav-toggle{ display:block; }
  .layers-wrap{ grid-template-columns:1fr; gap:32px; }
  .flow-step{ grid-template-columns:1fr; gap:6px; }
  .hero{ padding:96px 0 80px; }
  .final h2{ max-width:18em; white-space:normal; }
  .mobile-cta{ display:flex; position:fixed; inset:auto 0 0 0; z-index:90; background:rgba(248,245,241,.94);
    backdrop-filter:blur(10px); border-top:1px solid var(--c-line-soft); padding:12px 16px; }
  .mobile-cta .btn{ flex:1; justify-content:center; }
  main{ padding-bottom:72px; }
}

/* keyboard focus（quality floor） */
a:focus-visible, button:focus-visible{ outline:2px solid var(--c-skin); outline-offset:3px; border-radius:4px; }
/* Official logo system */
.logo{ display:flex; align-items:center; width:118px; min-width:96px; }
.logo img{ display:block; width:118px; height:auto; }
.flogo img{ display:block; width:150px; height:auto; max-width:100%; }
@media (max-width:880px){ .logo{ width:96px; } .logo img{ width:96px; } .flogo img{ width:136px; } }