/* ============================================================
   新奇美診所 NEW CHI MEI CLINIC — Design System
   沉靜・靛藍 × 純白 × 品牌青
   色彩取自品牌 LOGO：深底 #021C29（色相 233）、十字 #40B9A8（色相 182）
   全站色彩皆由這兩個色相衍生，改色只需調整此區塊
   ============================================================ */

:root {
  /* Color — sampled from the brand logo */
  --bg: #ffffff;
  --ink: oklch(0.300 0.060 233.4);         /* 靛藍（主色/文字） */
  --ink-strong: oklch(0.240 0.050 233.4);
  --ink-soft: oklch(0.460 0.050 233.4);
  --surface: oklch(0.968 0.008 233.4);     /* 淡靛底 */
  --surface-deep: oklch(0.214 0.041 233.4);/* 深色段落底 = LOGO 深底 #021C29 */
  --on-deep: oklch(0.965 0.010 233.4);
  --on-deep-soft: oklch(0.855 0.025 233.4);
  --accent: oklch(0.534 0.095 182.0);      /* 品牌青加深版（淺底上，對比 4.9:1） */
  --accent-soft: oklch(0.715 0.109 182.0); /* 品牌青原色 #40B9A8（深底上） */
  --hairline: oklch(0.885 0.015 233.4);
  --hairline-deep: oklch(0.360 0.040 233.4);
  /* LINE 綠加深版：官方綠 #06C755 配白字僅 2.26:1，長輩讀不清楚。
     加深至 5.06:1；LINE 圖示與文案仍保有辨識度。 */
  --line-green: #04803A;
  --line-green-deep: #036830;

  /* Type */
  --font-display: "Marcellus", "Noto Serif TC", serif;
  --font-serif: "Noto Serif TC", "Songti TC", serif;
  --font-sans: "Noto Sans TC", "PingFang TC", sans-serif;

  /* Scale */
  --text-hero: clamp(2rem, 1.2rem + 3.4vw, 3.6rem);
  --text-h1: clamp(1.8rem, 1.2rem + 2.4vw, 3rem);
  --text-h2: clamp(1.5rem, 1.15rem + 1.4vw, 2.2rem);
  --text-h3: clamp(1.2rem, 1.05rem + 0.6vw, 1.5rem);
  --text-body: 1.0625rem;
  --text-small: 0.9rem;

  /* Space */
  --space-section: clamp(5rem, 3rem + 8vw, 10rem);
  --space-block: clamp(2.5rem, 1.5rem + 3vw, 4.5rem);
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --measure: 68ch;

  /* Z scale */
  --z-sticky: 100;
  --z-drawer: 200;
  --z-modal: 300;
  --z-toast: 400;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: 1.85;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.02em;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.4;
  color: var(--ink-strong);
  text-wrap: balance;
  letter-spacing: 0.06em;
}

p { text-wrap: pretty; }

::selection { background: var(--ink); color: #fff; }

/* ---------- Layout helpers ---------- */
.wrap {
  width: min(1200px, 100% - 2 * var(--gutter));
  margin-inline: auto;
}
.wrap--narrow { width: min(860px, 100% - 2 * var(--gutter)); }

.section { padding-block: var(--space-section); }
.section--surface { background: var(--surface); }
.section--deep { background: var(--surface-deep); color: var(--on-deep); }
.section--deep h2, .section--deep h3 { color: var(--on-deep); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  border-bottom: 1px solid var(--hairline);
}
/* 毛玻璃放在偽元素上：若直接放在 header，會使 fixed 定位的行動版選單被侷限在 header 內 */
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: color-mix(in oklab, var(--bg) 92%, transparent);
  backdrop-filter: blur(12px);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  line-height: 1.25;
}
.brand__mark {
  width: auto;
  height: 2.35rem;
  flex-shrink: 0;
}
.brand__text { display: flex; flex-direction: column; }
.brand__zh {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  letter-spacing: 0.3em;
  color: var(--ink-strong);
}
.brand__en {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.34em;
  color: var(--ink-soft);
  text-transform: uppercase;
}
@media (max-width: 420px) {
  .brand { gap: 0.6rem; }
  .brand__mark { height: 1.9rem; }
  .brand__zh { font-size: 1.02rem; letter-spacing: 0.22em; }
  .brand__en { font-size: 0.52rem; letter-spacing: 0.24em; }
}
.site-nav { display: flex; align-items: center; gap: clamp(1rem, 2.5vw, 2.2rem); }
.site-nav a {
  font-size: 0.95rem;
  letter-spacing: 0.14em;
  color: var(--ink-soft);
  padding-block: 0.4rem;
  border-bottom: 1px solid transparent;
  transition: color 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}
.site-nav a:hover { color: var(--ink-strong); }
.site-nav a[aria-current="page"] {
  color: var(--ink-strong);
  border-bottom-color: var(--accent);
}
/* 導覽列 CTA 走品牌靛藍；LINE 綠只保留給真正「加入 LINE」的按鈕 */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--ink);
  color: #fff !important;
  padding: 0.55rem 1.15rem;
  border-radius: 999px;
  font-size: 0.9rem !important;
  letter-spacing: 0.1em !important;
  border-bottom: none !important;
  transition: background 0.3s var(--ease-out);
}
.nav-cta:hover { background: var(--ink-strong); }
.nav-cta svg { width: 1.1em; height: 1.1em; }

/* Mobile nav */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--ink);
}
.nav-toggle svg { width: 1.6rem; height: 1.6rem; }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: fixed;
    inset: 0;
    z-index: var(--z-drawer);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    background: var(--bg);
    transform: translateY(-100%);
    transition: transform 0.5s var(--ease-out);
  }
  .site-nav.is-open { transform: translateY(0); }
  .site-nav a { font-size: 1.25rem; letter-spacing: 0.3em; }
  .nav-close {
    position: absolute;
    top: 1.2rem;
    right: var(--gutter);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--ink);
  }
  .nav-close svg { width: 1.8rem; height: 1.8rem; }
}
@media (min-width: 901px) { .nav-close { display: none; } }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: clamp(520px, 82vh, 860px);
  display: grid;
  align-items: end;
  color: #fff;
  isolation: isolate;
  overflow: hidden;
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    oklch(0.16 0.035 233.4 / 0.72) 0%,
    oklch(0.16 0.035 233.4 / 0.18) 45%,
    oklch(0.16 0.035 233.4 / 0.05) 100%
  );
}
.hero__content {
  padding-block: clamp(3rem, 8vh, 6rem);
}
.hero__title {
  font-family: var(--font-serif);
  font-size: var(--text-hero);
  font-weight: 500;
  color: #fff;
  letter-spacing: 0.14em;
  line-height: 1.55;
}
.hero__sub {
  margin-top: 1.4rem;
  max-width: 34em;
  font-size: clamp(0.98rem, 0.9rem + 0.3vw, 1.1rem);
  color: oklch(0.95 0.014 233.4);
  line-height: 2.1;
}
.hero__brandline {
  font-family: var(--font-display);
  letter-spacing: 0.5em;
  font-size: 0.78rem;
  color: #fff;
  text-shadow: 0 1px 12px oklch(0.16 0.035 233.4 / 0.55);
  margin-bottom: 1.2rem;
  text-transform: uppercase;
}

/* 直書詩句 — vertical poetry accent */
.vertical-poem {
  writing-mode: vertical-rl;
  font-family: var(--font-serif);
  letter-spacing: 0.5em;
  line-height: 2.6;
  color: var(--ink-soft);
  font-size: 1.05rem;
  block-size: fit-content;
}
.hero .vertical-poem {
  position: absolute;
  top: clamp(4rem, 12vh, 7rem);
  right: clamp(1.5rem, 5vw, 4rem);
  color: oklch(1 0 0 / 0.88);
  text-shadow: 0 1px 14px oklch(0.15 0.032 233.4 / 0.4);
}
@media (max-width: 700px) { .hero .vertical-poem { display: none; } }

/* ---------- Section heading pattern ---------- */
.section-head { margin-bottom: var(--space-block); }
.section-head__title {
  font-size: var(--text-h2);
  display: flex;
  align-items: center;
  gap: 1.2rem;
}
.section-head__title::after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--hairline);
}
.section--deep .section-head__title::after { background: var(--hairline-deep); }
.section-head__lede {
  margin-top: 1.2rem;
  max-width: var(--measure);
  color: var(--ink-soft);
}
.section--deep .section-head__lede { color: var(--on-deep-soft); }

/* ---------- Service index (menu style, not cards) ---------- */
.service-menu { border-top: 1px solid var(--hairline); }
.service-menu__item {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 2fr) auto;
  gap: clamp(1rem, 3vw, 3rem);
  align-items: center;
  padding-block: clamp(1.6rem, 3vw, 2.4rem);
  border-bottom: 1px solid var(--hairline);
  transition: background 0.35s var(--ease-out), padding-inline 0.35s var(--ease-out);
}
.service-menu__item:hover {
  background: var(--surface);
  padding-inline: 1.2rem;
}
.service-menu__name {
  font-family: var(--font-serif);
  font-size: var(--text-h3);
  letter-spacing: 0.12em;
  color: var(--ink-strong);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.service-menu__name small {
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  color: var(--accent);
  text-transform: uppercase;
}
.service-menu__desc {
  color: var(--ink-soft);
  font-size: 0.98rem;
  max-width: 46ch;
}
.service-menu__arrow {
  font-family: var(--font-display);
  color: var(--accent);
  font-size: 1.2rem;
  transition: transform 0.35s var(--ease-out);
}
.service-menu__item:hover .service-menu__arrow { transform: translateX(6px); }
@media (max-width: 720px) {
  .service-menu__item { grid-template-columns: 1fr auto; }
  .service-menu__desc { grid-column: 1 / -1; }
}

/* ---------- Split feature (image + text) ---------- */
.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(420px, 100%), 1fr));
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.split__media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}
.split__media--wide img { aspect-ratio: 3 / 2; }
.split__body h2, .split__body h3 { margin-bottom: 1.2rem; }
.split__body p { color: var(--ink-soft); max-width: var(--measure); }
.split__body p + p { margin-top: 1em; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 2.2rem;
  font-size: 0.95rem;
  letter-spacing: 0.2em;
  border: 1px solid var(--ink);
  color: var(--ink-strong);
  background: transparent;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background 0.3s var(--ease-out), color 0.3s var(--ease-out);
}
.btn:hover { background: var(--ink); color: #fff; }
.btn--solid { background: var(--ink); color: #fff; }
.btn--solid:hover { background: var(--ink-strong); }
.btn--on-deep { border-color: var(--on-deep); color: var(--on-deep); }
.btn--on-deep:hover { background: var(--on-deep); color: var(--ink-strong); }
/* LINE 綠：只用於真正會開啟 LINE 的按鈕（加入好友、浮動鈕） */
.btn--line {
  background: var(--line-green);
  border-color: var(--line-green);
  color: #fff;
  border-radius: 999px;
}
.btn--line:hover { background: var(--line-green-deep); border-color: var(--line-green-deep); color: #fff; }
.btn--line svg { width: 1.25em; height: 1.25em; }

/* 諮詢按鈕：導向站內聯絡頁，走品牌靛藍 */
.btn--consult {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
  border-radius: 999px;
}
.btn--consult:hover { background: var(--ink-strong); border-color: var(--ink-strong); color: #fff; }
.btn--consult svg { width: 1.25em; height: 1.25em; }
.hero .btn--consult,
.section--deep .btn--consult {
  background: #fff;
  border-color: #fff;
  color: var(--ink-strong);
}
.hero .btn--consult:hover,
.section--deep .btn--consult:hover {
  background: var(--accent-soft);
  border-color: var(--accent-soft);
  color: var(--ink-strong);
}

/* ---------- Credential list (醫師資歷) ---------- */
.cred-list {
  list-style: none;
  columns: 2;
  column-gap: clamp(2rem, 5vw, 4rem);
}
.cred-list li {
  break-inside: avoid;
  padding: 1.1rem 0 1.1rem 1.6rem;
  border-bottom: 1px solid var(--hairline);
  position: relative;
  color: var(--ink-soft);
  letter-spacing: 0.05em;
}
.cred-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.85rem;
  width: 0.55rem;
  height: 1px;
  background: var(--accent);
}
@media (max-width: 720px) { .cred-list { columns: 1; } }

/* ---------- FAQ ---------- */
.faq-list { border-top: 1px solid var(--hairline); }
.faq-item { border-bottom: 1px solid var(--hairline); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1.5rem;
  padding: 1.5rem 0.2rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  color: var(--ink-strong);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "＋";
  font-family: var(--font-sans);
  color: var(--accent);
  transition: transform 0.3s var(--ease-out);
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item__body {
  padding: 0 0.2rem 1.8rem;
  color: var(--ink-soft);
  max-width: var(--measure);
}
.faq-item__body p + p { margin-top: 0.8em; }

/* ---------- Blog ---------- */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(300px, 100%), 1fr));
  gap: clamp(2rem, 4vw, 3.5rem);
}
.post-card { display: flex; flex-direction: column; gap: 1rem; }
.post-card__media {
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--surface);
}
.post-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease-out);
}
.post-card:hover .post-card__media img { transform: scale(1.04); }
.post-card__meta {
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  display: flex;
  gap: 1rem;
}
.post-card__title {
  font-size: 1.18rem;
  line-height: 1.6;
  transition: color 0.3s var(--ease-out);
}
.post-card:hover .post-card__title { color: var(--accent); }
.post-card__excerpt {
  color: var(--ink-soft);
  font-size: 0.95rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Article page */
.article { padding-block: var(--space-section); }
.article__head { margin-bottom: var(--space-block); }
.article__meta {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 1.2rem;
}
.article__title { font-size: var(--text-h1); }
.article__cover {
  margin-block: var(--space-block);
  aspect-ratio: 21 / 9;
  object-fit: cover;
  width: 100%;
}
.article__body {
  max-width: var(--measure);
  color: var(--ink);
}
.article__body h2 {
  font-size: 1.5rem;
  margin: 2.2em 0 0.8em;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--hairline);
}
.article__body h3 { font-size: 1.2rem; margin: 1.8em 0 0.6em; }
.article__body p { margin-block: 1em; }
.article__body ul, .article__body ol { padding-left: 1.5em; margin-block: 1em; }
.article__body li { margin-block: 0.4em; }
.article__body blockquote {
  margin-block: 1.6em;
  padding: 0.4em 0 0.4em 1.4em;
  border-left: 1px solid var(--accent);
  color: var(--ink-soft);
  font-family: var(--font-serif);
}
.article__body img { margin-block: 1.6em; }
.article__body a { color: var(--accent); border-bottom: 1px solid currentColor; }
.article__body hr {
  border: none;
  border-top: 1px solid var(--hairline);
  margin-block: 2.4em;
}

/* ---------- Contact / LINE ---------- */
.line-panel {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(380px, 100%), 1fr));
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.line-panel__card {
  background: #fff;
  border: 1px solid var(--hairline);
  padding: clamp(2rem, 4vw, 3.5rem);
  text-align: center;
}
.line-panel__card h3 { margin-bottom: 0.6rem; }
.line-panel__card > p { color: var(--ink-soft); font-size: 0.95rem; }
.qr-code {
  display: block;
  width: min(210px, 62%);
  margin: 1.8rem auto;
  padding: 0.7rem;
  border: 1px solid var(--hairline);
  background: #fff;
  transition: border-color 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}
.qr-code:hover { border-color: var(--ink); transform: translateY(-2px); }
.qr-code img { width: 100%; height: auto; }
.contact-facts { list-style: none; display: grid; gap: 0; }
.contact-facts li {
  display: grid;
  grid-template-columns: 6.5em 1fr;
  gap: 1.5rem;
  padding-block: 1.4rem;
  border-bottom: 1px solid var(--hairline);
  align-items: baseline;
}
.contact-facts .label {
  font-family: var(--font-serif);
  letter-spacing: 0.3em;
  color: var(--accent);
  font-size: 0.95rem;
}
.contact-facts a:hover { color: var(--accent); }
.contact-facts .value { color: var(--ink); letter-spacing: 0.04em; }
.contact-facts .value small {
  display: block;
  color: var(--ink-soft);
  font-size: 0.82rem;
  margin-top: 0.2rem;
}

/* ---------- Detail placeholder slots (待補欄位) ---------- */
.treatment-block {
  padding-block: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid var(--hairline);
}
.treatment-block h3 {
  font-size: 1.35rem;
  display: flex;
  align-items: baseline;
  gap: 1rem;
}
.treatment-block h3 small {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--accent);
  text-transform: uppercase;
}
.treatment-block > p { color: var(--ink-soft); max-width: var(--measure); margin-top: 0.8rem; }
.slot-list {
  margin-top: 1.4rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
  gap: 1rem;
  list-style: none;
}
.slot-list li {
  border: 1px dashed var(--hairline-deep);
  background: color-mix(in oklab, var(--surface) 60%, transparent);
  padding: 1.1rem 1.3rem;
  font-size: 0.92rem;
  color: var(--ink-soft);
  letter-spacing: 0.06em;
}
.slot-list li strong {
  display: block;
  color: var(--ink-strong);
  font-family: var(--font-serif);
  font-weight: 500;
  margin-bottom: 0.2rem;
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  position: relative;
  padding-block: clamp(4rem, 10vw, 7rem);
  background: var(--surface);
  overflow: hidden;
}
.page-hero--image {
  color: #fff;
  background: var(--surface-deep);
}
.page-hero--image .page-hero__media {
  position: absolute;
  inset: 0;
}
.page-hero--image .page-hero__media img {
  width: 100%; height: 100%; object-fit: cover;
  opacity: 0.45;
}
/* 左重的暗幕：標題永遠壓在較暗的一側，換照片也不會讀不清 */
.page-hero--image .page-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    oklch(0.16 0.035 233.4 / 0.55) 0%,
    oklch(0.16 0.035 233.4 / 0.28) 55%,
    oklch(0.16 0.035 233.4 / 0.04) 100%
  );
}
/* 明亮版主視覺：讓照片本身的光線更透出來（用於醫美專欄的水下光束）。
   暗幕左側加重、右側幾乎全開，光束保持明亮而標題仍讀得清楚。 */
.page-hero--bright .page-hero__media img { opacity: 0.66; }
.page-hero--bright .page-hero__media::after {
  background: linear-gradient(
    100deg,
    oklch(0.16 0.035 233.4 / 0.55) 0%,
    oklch(0.16 0.035 233.4 / 0.22) 55%,
    oklch(0.16 0.035 233.4 / 0.02) 100%
  );
}
/* 明亮底上的小標再淡一階，維持品牌青的暗示又不失可讀性 */
.page-hero--bright .page-hero__kicker { color: oklch(0.96 0.035 182); }

.page-hero__inner { position: relative; }
.page-hero__kicker {
  font-family: var(--font-display);
  letter-spacing: 0.4em;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.page-hero__title { font-size: var(--text-h1); }
.page-hero--image .page-hero__title { color: #fff; }
.page-hero__lede {
  margin-top: 1.4rem;
  max-width: var(--measure);
  color: var(--ink-soft);
}
.page-hero--image .page-hero__lede { color: oklch(0.93 0.018 233.4); }
.breadcrumb {
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  margin-bottom: 2rem;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.breadcrumb a:hover { color: var(--accent); }
.page-hero--image .breadcrumb { color: oklch(0.88 0.020 233.4); }

/* 疊在照片上的小標：品牌青需再提亮才達 4.5:1（照片亮部比純色底亮） */
.page-hero--image .page-hero__kicker { color: oklch(0.82 0.09 182); }

/* 深底上的強調色改用霧藍：群青在靛藍底上對比不足 */
.page-hero--image .breadcrumb a:hover,
.section--deep .treatment-block h3 small,
.section--deep .service-menu__name small,
.section--deep .post-card__meta,
.section--deep .article__body a { color: var(--accent-soft); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--surface-deep);
  color: var(--on-deep-soft);
  padding-block: var(--space-block) 2rem;
  font-size: 0.92rem;
}
.site-footer a:hover { color: #fff; }
.site-footer__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--hairline-deep);
}
.site-footer__brand .brand__zh { color: var(--on-deep); }
.site-footer__brand .brand__en { color: var(--on-deep-soft); }
.site-footer__brand p { margin-top: 1rem; line-height: 2; }
.footer-lockup {
  width: min(230px, 70%);
  height: auto;
  margin-bottom: 1.3rem;
}
/* 專科標示：取自品牌識別的三行專科 */
.specialties {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.6rem;
  margin-top: 1.2rem;
}
.specialties li {
  display: flex;
  flex-direction: column;
  font-family: var(--font-serif);
  font-size: 0.92rem;
  letter-spacing: 0.14em;
  color: var(--on-deep);
}
.specialties small {
  font-family: var(--font-display);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  color: var(--accent-soft);
  text-transform: uppercase;
}
.section--surface .specialties li,
.page-hero .specialties li { color: var(--ink-strong); }
.section--surface .specialties small,
.page-hero .specialties small { color: var(--accent); }
/* 疊在主視覺照片上時加陰影，避免落在亮部而讀不清 */
.hero .specialties li { color: #fff; text-shadow: 0 1px 10px oklch(0.16 0.035 233.4 / 0.75); }
.hero .specialties small { color: var(--accent-soft); text-shadow: 0 1px 10px oklch(0.16 0.035 233.4 / 0.85); }
.site-footer h4 {
  color: var(--on-deep);
  font-size: 1rem;
  letter-spacing: 0.24em;
  margin-bottom: 1.2rem;
}
.site-footer ul { list-style: none; display: grid; gap: 0.7rem; }
.site-footer__legal {
  padding-top: 1.6rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  font-size: 0.8rem;
  color: oklch(0.72 0.035 233.4);
}

/* ---------- Reveal motion ---------- */
html.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}
html.js .reveal.is-in { opacity: 1; transform: none; }
html.js .reveal[data-delay="1"] { transition-delay: 0.12s; }
html.js .reveal[data-delay="2"] { transition-delay: 0.24s; }
html.js .reveal[data-delay="3"] { transition-delay: 0.36s; }

html.no-anim .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  html.js .reveal { opacity: 1; transform: none; transition: none; }
  .post-card__media img, .service-menu__arrow { transition: none; }
}

/* ---------- Floating LINE button ---------- */
.line-float {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: var(--z-sticky);
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--line-green);
  color: #fff;
  padding: 0.8rem 1.3rem;
  border-radius: 999px;
  box-shadow: 0 8px 24px oklch(0.35 0.09 150 / 0.4);
  font-size: 0.92rem;
  letter-spacing: 0.08em;
  transition: transform 0.3s var(--ease-out), background 0.3s var(--ease-out);
}
.line-float:hover { transform: translateY(-3px); background: var(--line-green-deep); }
.line-float svg { width: 1.3em; height: 1.3em; }
@media (max-width: 600px) {
  .line-float span { display: none; }
  .line-float { padding: 0.9rem; }
}

/* ============================================================
   產品頁（自有品牌保養品）
   ============================================================ */

/* 色彩主導的產品主視覺：不放照片，由品牌色與字體撐起質感 */
.product-hero {
  background: var(--surface-deep);
  color: var(--on-deep);
  padding-block: clamp(4.5rem, 11vw, 8rem);
  position: relative;
  overflow: hidden;
}
/* 一道極淡的光暈，避免大面積深色顯得平板 */
.product-hero::before {
  content: "";
  position: absolute;
  inset: -30% -10% auto auto;
  width: min(680px, 70%);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, oklch(0.715 0.109 182 / 0.16) 0%, transparent 68%);
  pointer-events: none;
}
.product-hero__inner { position: relative; }
.product-hero .breadcrumb { color: oklch(0.86 0.02 233.4); }
.product-hero__kicker {
  font-family: var(--font-display);
  letter-spacing: 0.42em;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--accent-soft);
  margin-bottom: 1.1rem;
}
.product-hero__title {
  font-size: var(--text-h1);
  color: #fff;
  margin-bottom: 1.2rem;
}
.product-hero__lede {
  max-width: 40ch;
  color: var(--on-deep-soft);
  line-height: 2.1;
}
.product-hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 2.2rem;
  margin-top: 2rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--hairline-deep);
}
.product-hero__meta li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  font-size: 0.95rem;
  color: var(--on-deep);
}
.product-hero__meta small {
  font-family: var(--font-display);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-soft);
}

/* 產品實拍待放置的框位 */
.photo-slots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
  gap: clamp(1rem, 2.5vw, 1.8rem);
}
.photo-slot {
  aspect-ratio: 4 / 5;
  border: 1px dashed var(--hairline-deep);
  background: var(--surface);
  display: grid;
  place-content: center;
  gap: 0.5rem;
  text-align: center;
  padding: 1.5rem;
}
.photo-slot strong {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.05rem;
  color: var(--ink-strong);
  letter-spacing: 0.1em;
}
.photo-slot span { font-size: 0.83rem; color: var(--ink-soft); line-height: 1.8; }
.photo-slot svg { width: 2rem; height: 2rem; margin: 0 auto 0.3rem; color: var(--accent); }

/* 使用步驟：這是真正的先後順序，編號有其意義 */
.steps { list-style: none; counter-reset: step; display: grid; gap: 0; }
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  gap: 1.4rem;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--hairline);
  align-items: baseline;
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.steps strong {
  display: block;
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 1.08rem;
  color: var(--ink-strong);
  margin-bottom: 0.3rem;
  letter-spacing: 0.08em;
}
.steps p { color: var(--ink-soft); font-size: 0.97rem; max-width: 56ch; }

/* 注意事項／適用時機
   標記符號用絕對定位，li 內容才能是任意的行內元素組合。
   （若用 grid，<strong> 之後的文字節點會變成第三個 grid 項目而被擠成直排） */
.notice-list { list-style: none; display: grid; gap: 0.9rem; max-width: var(--measure); }
.notice-list li {
  position: relative;
  padding-left: 1.9rem;
  color: var(--ink-soft);
  font-size: 0.97rem;
  line-height: 1.9;
}
.notice-list li::before {
  content: "";
  position: absolute;
  left: 0.35rem;
  top: 0.72em;
  width: 0.45rem;
  height: 0.45rem;
  border: 1px solid var(--accent);
  transform: rotate(45deg);
}
.notice-list strong {
  color: var(--ink-strong);
  font-weight: 500;
  font-family: var(--font-serif);
}