/* =========================================================
   美容業 — 因音特波筋膜放鬆 官方網站
   共用樣式表  css/style.css
   ========================================================= */

:root {
  /* 主色：暖玫瑰金 + 沉穩棕，療癒系 */
  --color-primary: #b07a5b;        /* 主色 暖棕金 */
  --color-primary-dark: #8c5d42;
  --color-accent: #c9a27a;         /* 點綴 香檳金 */
  --color-secondary: #6f8f7d;      /* 輔助 鼠尾草綠 */
  --color-bg: #fbf7f2;             /* 米白背景 */
  --color-bg-alt: #f3ebe1;         /* 區塊交錯背景 */
  --color-surface: #ffffff;
  --color-text: #3a322c;           /* 主文字 */
  --color-text-soft: #6b5f55;      /* 次要文字 */
  --color-border: #e7dccd;
  --color-required: #c0654e;        /* 必填標記 暖陶紅，融入暖色系 */

  --font-head: "Noto Serif TC", "Songti TC", serif;
  --font-body: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;

  --radius: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 4px 14px rgba(90, 60, 40, .08);
  --shadow-md: 0 12px 34px rgba(90, 60, 40, .14);

  --container: 1140px;
  --gutter: clamp(1.1rem, 4vw, 3rem);
  --section-y: clamp(3.5rem, 8vw, 6rem);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.75;
  font-size: clamp(1rem, .55vw + .9rem, 1.08rem);
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.25; font-weight: 700; color: var(--color-text); }

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section { padding-block: var(--section-y); }
.section--alt { background: var(--color-bg-alt); }
.section-head { text-align: center; max-width: 680px; margin-inline: auto; margin-bottom: clamp(2rem, 5vw, 3.5rem); }
.section-head .eyebrow {
  display: inline-block; color: var(--color-primary); font-weight: 600;
  letter-spacing: .22em; font-size: .8rem; text-transform: uppercase; margin-bottom: .8rem;
}
.section-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); margin-bottom: 1rem; }
.section-head p { color: var(--color-text-soft); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  font-family: var(--font-body); font-weight: 600; font-size: 1rem;
  padding: .7em 1.6em; border-radius: 999px; border: 1.5px solid transparent;
  cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn--primary { background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }
.btn--primary:hover { background: var(--color-primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--ghost { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn--ghost:hover { background: var(--color-primary); color: #fff; }
.btn--light { background: #fff; color: var(--color-primary); }
.btn--light:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 247, 242, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .9rem; }
.brand { display: flex; align-items: center; gap: .6rem; font-family: var(--font-head); font-weight: 700; font-size: 1.25rem; color: var(--color-primary-dark); }
.brand .brand-mark {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: grid; place-items: center; color: #fff; font-size: 1.1rem; font-family: var(--font-head);
}
.brand small { display: block; font-family: var(--font-body); font-weight: 400; font-size: .68rem; letter-spacing: .15em; color: var(--color-text-soft); }
.nav-links { display: flex; align-items: center; gap: clamp(1rem, 2.5vw, 2rem); }
.nav-links a { font-weight: 500; color: var(--color-text-soft); transition: color .2s; position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--color-primary); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--color-primary); border-radius: 2px;
}
.nav-cta { display: flex; align-items: center; gap: .8rem; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; font-size: 1.6rem; color: var(--color-primary-dark); }

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--color-surface); border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    max-height: 0; overflow: hidden; transition: max-height .3s ease;
  }
  .nav-links.open { max-height: 420px; }
  .nav-links a { padding: .9rem var(--gutter); border-top: 1px solid var(--color-border); }
  .nav-links a.active::after { display: none; }
  .nav-cta .btn { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative; color: #fff; isolation: isolate;
  background: linear-gradient(rgba(58,40,30,.5), rgba(58,40,30,.55)), var(--color-primary-dark) center/cover no-repeat;
  background-image: linear-gradient(rgba(58,40,30,.5), rgba(58,40,30,.58)), url("../images2/hero-bg.png");
}
.hero .container { padding-block: clamp(4.5rem, 13vw, 8.5rem); max-width: 1000px; }
.hero-inner { max-width: 640px; }
.hero .eyebrow { display: inline-block; letter-spacing: .25em; font-size: .82rem; font-weight: 600; color: var(--color-accent); margin-bottom: 1.1rem; text-transform: uppercase; }
.hero h1 { font-size: clamp(2.1rem, 6vw, 3.6rem); color: #fff; margin-bottom: 1.2rem; }
.hero p { font-size: clamp(1.02rem, 1.4vw, 1.2rem); margin-bottom: 2rem; max-width: 52ch; color: rgba(255,255,255,.92); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ---------- Page banner (子頁) ---------- */
.page-banner { background: var(--color-bg-alt); border-bottom: 1px solid var(--color-border); }
.page-banner .container { padding-block: clamp(2.6rem, 7vw, 4.2rem); text-align: center; }
.page-banner h1 { font-size: clamp(1.9rem, 4.5vw, 3rem); margin-bottom: .7rem; }
.page-banner p { color: var(--color-text-soft); max-width: 60ch; margin-inline: auto; }

/* ---------- Cards / Features ---------- */
.grid { display: grid; gap: clamp(1.2rem, 3vw, 2rem); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.card {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: clamp(1.6rem, 3vw, 2.2rem);
  box-shadow: var(--shadow-sm); transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.card .icon {
  width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center;
  background: var(--color-bg-alt); color: var(--color-primary); font-size: 1.6rem; margin-bottom: 1.1rem;
}
.card h3 { font-size: 1.25rem; margin-bottom: .6rem; }
.card p { color: var(--color-text-soft); }

/* ---------- Split (image + text) ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.8rem, 5vw, 4rem); align-items: center; }
.split--reverse .split-media { order: 2; }
.split-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); width: 100%; object-fit: cover; }
.split-body h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); margin-bottom: 1rem; }
.split-body p { color: var(--color-text-soft); margin-bottom: 1rem; }
.split-body .checklist { margin-top: 1.2rem; display: grid; gap: .7rem; }
.split-body .checklist li { display: flex; gap: .7rem; align-items: flex-start; }
.split-body .checklist li::before { content: "✓"; color: var(--color-secondary); font-weight: 700; }
@media (max-width: 760px) {
  .split { grid-template-columns: 1fr; }
  .split--reverse .split-media { order: 0; }
}

/* ---------- Service list (price) ---------- */
.service-item {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 1.5rem;
  padding: 1.3rem 0; border-bottom: 1px dashed var(--color-border);
}
.service-item:last-child { border-bottom: 0; }
.service-item h3 { font-size: 1.15rem; }
.service-item .desc { color: var(--color-text-soft); font-size: .95rem; flex-basis: 100%; }
.service-item .price { color: var(--color-primary); font-weight: 700; font-family: var(--font-head); white-space: nowrap; }

/* ---------- Steps ---------- */
.steps { counter-reset: step; }
.step { display: flex; gap: 1.1rem; align-items: flex-start; }
.step::before {
  counter-increment: step; content: counter(step);
  flex: 0 0 auto; width: 46px; height: 46px; border-radius: 50%;
  background: var(--color-primary); color: #fff; font-family: var(--font-head);
  display: grid; place-items: center; font-size: 1.2rem;
}
.step h3 { font-size: 1.15rem; margin-bottom: .3rem; }
.step p { color: var(--color-text-soft); }

/* ---------- Testimonials ---------- */
.quote { background: var(--color-surface); border-radius: var(--radius-lg); padding: clamp(1.6rem,3vw,2.2rem); box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); }
.quote p { font-style: italic; color: var(--color-text); margin-bottom: 1rem; }
.quote .who { font-weight: 600; color: var(--color-primary-dark); font-style: normal; }
.stars { color: var(--color-accent); letter-spacing: .1em; margin-bottom: .8rem; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)); color: #fff; border-radius: var(--radius-lg); padding: clamp(2.2rem, 5vw, 3.5rem); text-align: center; }
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3.6vw, 2.4rem); margin-bottom: .8rem; }
.cta-band p { color: rgba(255,255,255,.9); max-width: 52ch; margin-inline: auto; margin-bottom: 1.6rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.8rem, 5vw, 3.5rem); align-items: start; }
@media (max-width: 760px) { .contact-grid { grid-template-columns: 1fr; } }
.info-list { display: grid; gap: 1.2rem; }
.info-list li { display: flex; gap: .9rem; align-items: flex-start; }
.info-list .ic { font-size: 1.3rem; color: var(--color-primary); flex: 0 0 auto; }
.info-list strong { display: block; }
.info-list span { color: var(--color-text-soft); }
.form { display: grid; gap: 1rem; background: var(--color-surface); padding: clamp(1.6rem,3vw,2.2rem); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid var(--color-border); }
.field { display: grid; gap: .4rem; }
.field label { font-weight: 500; font-size: .95rem; }
.field input, .field textarea, .field select {
  font-family: inherit; font-size: 1rem; padding: .7em .9em; border: 1.5px solid var(--color-border);
  border-radius: var(--radius); background: var(--color-bg); color: var(--color-text); width: 100%;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--color-primary); }
.map-embed { width: 100%; border: 0; border-radius: var(--radius-lg); min-height: 280px; box-shadow: var(--shadow-sm); }

/* ---------- FAQ ---------- */
.faq details { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 1.1rem 1.3rem; margin-bottom: 1rem; }
.faq summary { cursor: pointer; font-weight: 600; font-family: var(--font-head); list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::after { content: "+"; color: var(--color-primary); font-size: 1.3rem; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin-top: .8rem; color: var(--color-text-soft); }

/* ---------- Footer ---------- */
.site-footer { background: #2f2823; color: #d8cdc1; padding-block: clamp(2.8rem, 6vw, 4rem) 1.5rem; margin-top: var(--section-y); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; gap: 1.6rem; } }
.site-footer h4 { color: #fff; font-size: 1.05rem; margin-bottom: 1rem; }
.site-footer a { color: #d8cdc1; transition: color .2s; }
.site-footer a:hover { color: var(--color-accent); }
.site-footer .foot-links { display: grid; gap: .6rem; }
.site-footer .brand { color: #fff; margin-bottom: .8rem; }
.site-footer .brand small { color: #b6a899; }
.site-footer .muted { color: #b6a899; font-size: .92rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding-top: 1.3rem; text-align: center; color: #b6a899; font-size: .88rem; }

/* ---------- Misc ---------- */
.lead { font-size: clamp(1.05rem, 1.5vw, 1.25rem); color: var(--color-text-soft); }
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }

.req{color:var(--color-required);}