:root {
  --bg-white: #FFFFFF;
  --bg-subtle: #F8F8F8;
  --text-black: #000000;
  --text-secondary: #555555;
  --border-hairline: #E5E5E5;
  --font-en: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --font-zh: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --header-height: 60px;
  --transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  background-color: var(--bg-white);
  color: var(--text-black);
  font-family: var(--font-zh);
  font-size: 7pt;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  overflow-x: hidden;
  background-color: var(--bg-white);
  color: var(--text-black);
  font-size: 7pt;
  line-height: 1.85;
}

body.menu-open {
  overflow: hidden;
}

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

/* =========================================================
   頂部極簡固定導覽列（對標 Chanel 手機版）
   ========================================================= */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1002;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-hairline);
  transition: border-color 0.3s ease;
}

body.menu-open header {
  border-bottom: 1px solid var(--text-black);
}

.nav-bar {
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
}

.hamburger-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  width: 44px;
  height: 44px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 6px;
  z-index: 1003;
}

.hamburger-line {
  display: block;
  width: 22px;
  height: 1px;
  background-color: var(--text-black);
  transition: var(--transition);
  transform-origin: center;
}

.hamburger-btn.active .hamburger-line:nth-child(1) {
  transform: translateY(3.5px) rotate(45deg);
}

.hamburger-btn.active .hamburger-line:nth-child(2) {
  transform: translateY(-3.5px) rotate(-45deg);
}

.brand-center {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1003;
}

.brand-center .en-logo {
  font-family: var(--font-en);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-black);
  line-height: 1.2;
}

.brand-center .zh-logo {
  font-family: var(--font-zh);
  font-size: 0.625rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  color: var(--text-secondary);
  margin-top: 2px;
  line-height: 1.2;
}

/* =========================================================
   Chanel 台灣官網標準左側對齊抽屜選單
   ========================================================= */
.menu-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100dvh;
  background: var(--bg-white);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-16px);
  transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  padding: calc(var(--header-height) + 28px) 24px 36px;
  overflow-y: auto;
}

.menu-drawer.active {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.drawer-list {
  list-style: none;
  width: 100%;
  max-width: 640px;
  text-align: left;
  display: flex;
  flex-direction: column;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-hairline);
}

.drawer-list li {
  opacity: 0;
  transform: translateX(-10px);
  transition: var(--transition);
}

.menu-drawer.active .drawer-list li {
  opacity: 1;
  transform: translateX(0);
}

.menu-drawer.active .drawer-list li:nth-child(1) { transition-delay: 0.05s; }
.menu-drawer.active .drawer-list li:nth-child(2) { transition-delay: 0.1s; }
.menu-drawer.active .drawer-list li:nth-child(3) { transition-delay: 0.15s; }
.menu-drawer.active .drawer-list li:nth-child(4) { transition-delay: 0.2s; }

.drawer-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 0;
}

.drawer-list .item-zh {
  display: block;
  font-family: var(--font-zh);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: var(--text-black);
  line-height: 1.5;
}

.drawer-arrow {
  font-family: var(--font-en);
  font-size: 16px;
  font-weight: 300;
  color: var(--text-black);
  transition: transform 0.25s ease;
}

.drawer-list a:hover .item-zh {
  opacity: 0.6;
}

.drawer-list a:hover .drawer-arrow {
  transform: translateX(4px);
}

.drawer-footer {
  width: 100%;
  max-width: 640px;
  padding-top: 20px;
  text-align: left;
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* =========================================================
   主內容區共用設定
   ========================================================= */
main {
  padding-top: var(--header-height);
  width: 100%;
  font-size: 7pt;
}

/* Chanel 經典直角細框按鈕 */
.btn-chanel {
  display: inline-block;
  padding: 9px 26px;
  border: 1px solid var(--text-black);
  background-color: var(--bg-white);
  color: var(--text-black);
  font-family: var(--font-zh);
  font-size: 7pt;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: var(--transition);
  cursor: pointer;
}

.btn-chanel:hover,
.btn-chanel:active {
  background-color: var(--text-black);
  color: var(--bg-white);
}

/* =========================================================
   首頁（index.html）與更多課程（courses.html）卡片流排版
   ========================================================= */
.editorial-block {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 0 48px 0;
  border-bottom: 1px solid var(--border-hairline);
  background: var(--bg-white);
}

.editorial-block:last-of-type {
  border-bottom: none;
}

.editorial-media {
  width: 100%;
  background-color: var(--bg-subtle);
  overflow: hidden;
  display: block;
}

.editorial-media img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.editorial-block:hover .editorial-media img {
  transform: scale(1.015);
}

.editorial-caption {
  padding: 28px 20px 0 20px;
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
}

.editorial-category {
  display: block;
  font-family: var(--font-en);
  font-size: 6.5pt;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.editorial-title {
  font-family: var(--font-zh);
  font-size: 9pt;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--text-black);
  line-height: 1.5;
  margin-bottom: 10px;
}

.editorial-subtitle {
  font-family: var(--font-zh);
  font-size: 7pt;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 22px;
}


/* 主頁下方「更多課程」行動區塊 */
.more-courses-action {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 36px 20px 48px;
  text-align: center;
}

/* =========================================================
   星圖解密旅程專頁（astrology.html）專屬排版
   ========================================================= */
main.astrology-main {
  max-width: 880px;
  margin: 0 auto;
  line-height: 1.9;
}

.page-header {
  padding: 36px 20px 28px;
  text-align: center;
  border-bottom: 1px solid var(--border-hairline);
}

.page-category {
  display: block;
  font-family: var(--font-en);
  font-size: 6.5pt;
  font-weight: 500;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.page-title {
  font-family: var(--font-zh);
  font-size: 10pt;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--text-black);
  line-height: 1.45;
  margin-bottom: 6px;
}

.page-lead {
  font-size: 7pt;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.content-section {
  padding: 36px 20px;
  border-bottom: 1px solid var(--border-hairline);
}

.content-section:last-of-type {
  border-bottom: none;
}

.section-label {
  display: block;
  font-family: var(--font-en);
  font-size: 6pt;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 4px;
}

.section-heading {
  font-family: var(--font-zh);
  font-size: 9pt;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-align: center;
  margin-bottom: 8px;
}

.section-subtitle {
  font-family: var(--font-zh);
  font-size: 7pt;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: 24px;
}

.body-text {
  font-size: 7pt;
  font-weight: 400;
  color: var(--text-black);
  letter-spacing: 0.06em;
  line-height: 2;
  max-width: 600px;
  margin: 0 auto 20px auto;
}

.poem-box {
  max-width: 480px;
  margin: 24px auto 0 auto;
  padding: 20px 18px;
  background-color: var(--bg-subtle);
  border-left: 2px solid var(--text-black);
  font-size: 7pt;
  font-weight: 500;
  line-height: 2.1;
  letter-spacing: 0.08em;
  color: var(--text-black);
}

.poem-author {
  display: block;
  margin-top: 10px;
  font-size: 6.5pt;
  color: var(--text-secondary);
  text-align: right;
  letter-spacing: 0.1em;
}

.media-frame {
  width: 100%;
  margin: 0 auto 24px auto;
  background: var(--bg-subtle);
}

.media-frame img {
  width: 100%;
  height: auto;
  display: block;
}

.instructor-card {
  max-width: 600px;
  margin: 0 auto;
}

.instructor-name {
  font-size: 8.5pt;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-align: center;
  margin-bottom: 18px;
}

.clean-list {
  list-style: none;
  border-top: 1px solid var(--border-hairline);
  margin-bottom: 20px;
}

.clean-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border-hairline);
  font-size: 7pt;
  font-weight: 400;
  letter-spacing: 0.06em;
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.clean-list li::before {
  content: "—";
  color: var(--text-secondary);
  font-weight: 300;
}

.blessing-note {
  font-size: 7pt;
  font-weight: 400;
  color: var(--text-secondary);
  text-align: center;
  line-height: 2;
  letter-spacing: 0.06em;
}

.course-levels-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  max-width: 600px;
  margin: 0 auto 18px auto;
}

.course-box {
  border: 1px solid var(--border-hairline);
  padding: 20px 18px;
  background: var(--bg-white);
}

.course-en {
  font-family: var(--font-en);
  font-size: 6pt;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-secondary);
  display: block;
  margin-bottom: 4px;
}

.course-box h3,
.syllabus-box h3 {
  font-size: 8pt;
  font-weight: 500;
  letter-spacing: 0.12em;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-hairline);
}

.syllabus-box h3 {
  margin-bottom: 14px;
}

.star-list {
  list-style: none;
}

.star-list li {
  font-size: 7pt;
  font-weight: 400;
  color: var(--text-black);
  letter-spacing: 0.06em;
  line-height: 1.9;
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.star-list li:last-child {
  margin-bottom: 0;
}

.star-list li::before {
  content: "＊";
  font-size: 6.5pt;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.syllabus-box {
  max-width: 600px;
  margin: 0 auto;
  border: 1px solid var(--border-hairline);
  background: var(--bg-subtle);
  padding: 22px 18px;
}

.back-action {
  padding: 36px 20px 48px;
  text-align: center;
}

/* =========================================================
   全站極簡頁尾
   ========================================================= */
footer {
  border-top: 1px solid var(--border-hairline);
  background-color: var(--bg-white);
  padding: 40px 20px 32px;
  text-align: center;
  font-size: 7pt;
}

.footer-inner {
  max-width: 960px;
  margin: 0 auto;
}

.footer-logo-en {
  display: block;
  font-family: var(--font-en);
  font-size: 8pt;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--text-black);
}

.footer-logo-zh {
  display: block;
  font-family: var(--font-zh);
  font-size: 7pt;
  font-weight: 400;
  letter-spacing: 0.28em;
  color: var(--text-secondary);
  margin-top: 4px;
  margin-bottom: 16px;
}

.footer-tax {
  font-family: var(--font-zh);
  font-size: 7pt;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.footer-copy {
  font-family: var(--font-en);
  font-size: 6pt;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #888888;
  padding-top: 16px;
  border-top: 1px solid var(--border-hairline);
}

/* =========================================================
   桌機寬螢幕比例微調
   ========================================================= */
@media (min-width: 769px) {
  .menu-drawer {
    padding-left: max(24px, calc((100vw - 1200px) / 2 + 20px));
    padding-right: max(24px, calc((100vw - 1200px) / 2 + 20px));
  }

  .editorial-block {
    padding: 40px 32px 64px 32px;
  }

  .more-courses-action {
    padding: 48px 32px 64px 32px;
  }

  .course-levels-grid {
    grid-template-columns: 1fr 1fr;
    max-width: 720px;
  }

  .syllabus-box {
    max-width: 720px;
    padding: 26px 24px;
  }
}