/* ============================================================
   Vivi Felt Studio — Global Design System
   Brand: 薇薇V的羊毛氈手作坊
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Noto+Serif+TC:wght@300;400;500;600&family=Noto+Sans+TC:wght@300;400;500&display=swap');

/* ── CSS Variables ── */
:root {
  /* Primary Palette */
  --cream:        #F7F3EE;
  --oat:          #F0E9DF;
  --sand:         #E5D9C8;
  --camel:        #C9B49A;
  --warm-brown:   #A08060;

  /* Accent */
  --fog-pink:     #E8D5D0;
  --sage:         #C4CCBC;
  --linen-gray:   #C8C4BC;

  /* Deep Tones */
  --espresso:     #6B4C35;
  --caramel:      #B07840;
  --gold-brown:   #9A7248;

  /* Text */
  --text-dark:    #3A2E25;
  --text-mid:     #6B5A4A;
  --text-light:   #A09080;
  --text-muted:   #C4B8AC;

  /* UI */
  --white:        #FFFFFF;
  --border:       #E8E0D4;
  --border-light: #F0EAE2;
  --shadow-sm:    0 2px 12px rgba(90, 65, 45, 0.08);
  --shadow-md:    0 8px 32px rgba(90, 65, 45, 0.12);
  --shadow-lg:    0 20px 60px rgba(90, 65, 45, 0.15);
  --shadow-card:  0 4px 24px rgba(90, 65, 45, 0.10);

  /* Typography */
  --font-serif:   'Cormorant Garamond', 'Noto Serif TC', Georgia, serif;
  --font-zh:      'Noto Serif TC', 'Noto Sans TC', sans-serif;
  --font-body:    'Noto Sans TC', sans-serif;

  /* Spacing */
  --section-py:   96px;
  --container:    1200px;
  --radius-sm:    8px;
  --radius-md:    16px;
  --radius-lg:    24px;
  --radius-xl:    40px;

  /* Transitions */
  --ease:         cubic-bezier(0.4, 0, 0.2, 1);
  --transition:   0.3s var(--ease);
}

/* ── Reset & Base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background-color: var(--cream);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
}

/* ── Typography ── */
h1, h2, h3, h4 {
  font-family: var(--font-zh);
  font-weight: 500;
  line-height: 1.35;
  color: var(--text-dark);
}

.display-title {
  font-family: var(--font-serif);
  font-weight: 300;
  font-style: italic;
  letter-spacing: 0.02em;
}

.section-label {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--warm-brown);
}

/* ── Container ── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
}

@media (max-width: 768px) {
  .container {
    padding: 0 20px;
  }
}

/* ── Section Spacing ── */
.section {
  padding: var(--section-py) 0;
}

.section--sm {
  padding: 60px 0;
}

.section--lg {
  padding: 120px 0;
}

/* ── Section Header ── */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-header .label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--warm-brown);
  margin-bottom: 16px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 20px;
}

.section-header p {
  font-size: 1rem;
  color: var(--text-mid);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ── Divider ── */
.divider {
  width: 48px;
  height: 1px;
  background: var(--camel);
  margin: 20px auto;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-xl);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.15);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn:hover::after {
  opacity: 1;
}

.btn-primary {
  background: var(--espresso);
  color: var(--cream);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--text-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  color: var(--espresso);
  border: 1.5px solid var(--camel);
}

.btn-secondary:hover {
  background: var(--oat);
  border-color: var(--espresso);
  transform: translateY(-2px);
}

.btn-warm {
  background: var(--caramel);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

.btn-warm:hover {
  background: var(--gold-brown);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-ghost {
  background: rgba(255,255,255,0.9);
  color: var(--espresso);
  border: 1.5px solid var(--border);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  background: var(--white);
  border-color: var(--camel);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 22px;
  font-size: 0.82rem;
}

.btn-lg {
  padding: 18px 44px;
  font-size: 1rem;
}

/* ── Cards ── */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.card-body {
  padding: 28px 32px;
}

/* ── Product Card ── */
.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.product-card__image {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--oat);
}

.product-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.product-card:hover .product-card__image img {
  transform: scale(1.06);
}

.product-card__badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--espresso);
  color: var(--cream);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 20px;
}

.product-card__body {
  padding: 24px 24px 28px;
}

.product-card__name {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.product-card__desc {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 16px;
}

.product-card__price {
  font-size: 1.1rem;
  color: var(--espresso);
  font-weight: 500;
  margin-bottom: 16px;
}

.product-card__price .price-note {
  font-size: 0.75rem;
  color: var(--text-light);
  font-weight: 400;
  margin-left: 4px;
}

.product-card__actions {
  display: flex;
  gap: 8px;
}

.product-card__actions .btn {
  flex: 1;
  justify-content: center;
  padding: 10px 16px;
  font-size: 0.8rem;
}

/* ── Course Card ── */
.course-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.course-card__image {
  aspect-ratio: 16/9;
  background: var(--oat);
  overflow: hidden;
  position: relative;
}

.course-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.course-card:hover .course-card__image img {
  transform: scale(1.05);
}

.course-card__level {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(247, 243, 238, 0.92);
  color: var(--warm-brown);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  backdrop-filter: blur(4px);
}

.course-card__body {
  padding: 28px 28px 32px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-card__tag {
  font-size: 0.72rem;
  color: var(--warm-brown);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.course-card__title {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 12px;
  line-height: 1.4;
}

.course-card__desc {
  font-size: 0.88rem;
  color: var(--text-mid);
  line-height: 1.75;
  margin-bottom: 20px;
  flex: 1;
}

.course-card__meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.course-card__meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: var(--text-light);
}

/* ── Form Styles ── */
.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  color: var(--text-mid);
  margin-bottom: 8px;
  font-weight: 400;
}

.form-group label .required {
  color: var(--caramel);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--white);
  color: var(--text-dark);
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--camel);
  box-shadow: 0 0 0 4px rgba(201, 180, 154, 0.15);
}

.form-control::placeholder {
  color: var(--text-muted);
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
  line-height: 1.75;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23A08060' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

.form-success {
  display: none;
  text-align: center;
  padding: 48px 32px;
  background: var(--oat);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.form-success.show {
  display: block;
}

.form-success .success-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.form-success h3 {
  font-size: 1.2rem;
  color: var(--espresso);
  margin-bottom: 12px;
}

.form-success p {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.8;
  max-width: 400px;
  margin: 0 auto;
}

/* ── Navigation ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 40px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
  background: rgba(247, 243, 238, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(90, 65, 45, 0.08);
}

.navbar__logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.navbar__logo .logo-en {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 400;
  font-style: italic;
  color: var(--espresso);
  letter-spacing: 0.05em;
}

.navbar__logo .logo-zh {
  font-family: var(--font-zh);
  font-size: 0.65rem;
  color: var(--warm-brown);
  letter-spacing: 0.15em;
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.navbar__nav a {
  font-size: 0.85rem;
  color: var(--text-mid);
  letter-spacing: 0.05em;
  transition: color var(--transition);
  position: relative;
}

.navbar__nav a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--camel);
  transform: scaleX(0);
  transition: transform var(--transition);
}

.navbar__nav a:hover {
  color: var(--espresso);
}

.navbar__nav a:hover::after {
  transform: scaleX(1);
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.navbar__member-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-mid);
  transition: color var(--transition);
}

.navbar__member-btn:hover {
  color: var(--espresso);
}

.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--espresso);
  transition: transform var(--transition), opacity var(--transition);
}

/* Mobile Nav */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--cream);
  z-index: 999;
  padding: 100px 40px 40px;
  flex-direction: column;
  gap: 0;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
}

.mobile-nav.open {
  transform: translateX(0);
}

.mobile-nav a {
  display: block;
  font-size: 1.2rem;
  color: var(--text-dark);
  padding: 18px 0;
  border-bottom: 1px solid var(--border-light);
  font-family: var(--font-zh);
  font-weight: 400;
}

.mobile-nav .mobile-nav__actions {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

@media (max-width: 960px) {
  .navbar__nav {
    display: none;
  }

  .navbar__actions .btn {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  .mobile-nav {
    display: flex;
  }

  .navbar {
    padding: 0 20px;
  }
}

/* ── Footer ── */
.footer {
  background: var(--text-dark);
  color: rgba(247, 243, 238, 0.8);
  padding: 80px 0 40px;
}

.footer__top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
  padding-bottom: 64px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer__brand .logo-en {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-style: italic;
  color: var(--cream);
  margin-bottom: 4px;
}

.footer__brand .logo-zh {
  font-size: 0.75rem;
  color: var(--camel);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
}

.footer__brand p {
  font-size: 0.85rem;
  line-height: 1.8;
  color: rgba(247, 243, 238, 0.6);
  margin-bottom: 24px;
}

.footer__social {
  display: flex;
  gap: 12px;
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(247, 243, 238, 0.7);
  font-size: 0.85rem;
  transition: all var(--transition);
}

.footer__social a:hover {
  background: var(--warm-brown);
  border-color: var(--warm-brown);
  color: var(--white);
}

.footer__col h4 {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cream);
  margin-bottom: 24px;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__col ul li a {
  font-size: 0.85rem;
  color: rgba(247, 243, 238, 0.55);
  transition: color var(--transition);
}

.footer__col ul li a:hover {
  color: var(--cream);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer__bottom p {
  font-size: 0.78rem;
  color: rgba(247, 243, 238, 0.35);
}

.footer__legal {
  display: flex;
  gap: 24px;
}

.footer__legal a {
  font-size: 0.78rem;
  color: rgba(247, 243, 238, 0.35);
  transition: color var(--transition);
}

.footer__legal a:hover {
  color: rgba(247, 243, 238, 0.7);
}

@media (max-width: 960px) {
  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 640px) {
  .footer__top {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--oat);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--oat) 0%, var(--cream) 40%, var(--sand) 100%);
}

.hero__bg-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: radial-gradient(var(--espresso) 1px, transparent 1px);
  background-size: 32px 32px;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 680px;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--warm-brown);
  margin-bottom: 28px;
}

.hero__label::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--camel);
}

.hero__title {
  font-family: var(--font-zh);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 400;
  line-height: 1.3;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.hero__title-en {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  font-weight: 300;
  font-style: italic;
  color: var(--warm-brown);
  margin-bottom: 28px;
  display: block;
}

.hero__tagline {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-mid);
  line-height: 1.7;
  margin-bottom: 48px;
  max-width: 480px;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero__image {
  position: absolute;
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  width: 52%;
  max-width: 700px;
  border-radius: 40px 0 0 40px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__placeholder-img {
  width: 100%;
  aspect-ratio: 3/4;
  background: linear-gradient(160deg, var(--sand) 0%, var(--camel) 60%, var(--warm-brown) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
  color: rgba(255,255,255,0.8);
}

.hero__placeholder-img .placeholder-icon {
  font-size: 4rem;
  opacity: 0.6;
}

.hero__placeholder-img span {
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  opacity: 0.7;
}

@media (max-width: 1024px) {
  .hero__image {
    width: 45%;
    right: -20px;
  }
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 120px 0 60px;
    flex-direction: column;
  }

  .hero__image {
    position: relative;
    right: auto;
    top: auto;
    transform: none;
    width: calc(100% + 40px);
    max-width: none;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    margin: 48px -20px 0;
  }

  .hero__content {
    padding: 0 20px;
    max-width: 100%;
  }
}

/* ── Announcement Bar ── */
.announcement-bar {
  background: var(--espresso);
  color: var(--cream);
  text-align: center;
  padding: 12px 20px;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
}

.announcement-bar a {
  color: var(--camel);
  text-decoration: underline;
  text-underline-offset: 2px;
  margin-left: 8px;
}

/* ── Image Placeholder Utility ── */
.img-placeholder {
  background: linear-gradient(135deg, var(--oat), var(--sand));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
  color: var(--warm-brown);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}

.img-placeholder .icon {
  font-size: 2.5rem;
  opacity: 0.5;
}

/* ── Testimonials ── */
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-card);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 20px;
  left: 28px;
  font-family: var(--font-serif);
  font-size: 4rem;
  color: var(--sand);
  line-height: 1;
}

.testimonial-card__body {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 1.85;
  margin-bottom: 24px;
  padding-top: 12px;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--sand), var(--camel));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--white);
  flex-shrink: 0;
}

.testimonial-card__name {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dark);
}

.testimonial-card__role {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* ── FAQ ── */
.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  cursor: pointer;
  gap: 16px;
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--espresso);
}

.faq-question h4 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-dark);
  transition: color var(--transition);
}

.faq-question:hover h4 {
  color: var(--espresso);
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--warm-brown);
  font-size: 1rem;
  transition: all var(--transition);
}

.faq-item.open .faq-icon {
  background: var(--espresso);
  border-color: var(--espresso);
  color: var(--white);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease), padding 0.3s;
}

.faq-answer-inner {
  padding: 0 0 24px;
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.85;
}

.faq-item.open .faq-answer {
  max-height: 800px;
}

/* ── Process Steps ── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0;
  position: relative;
}

.process-step {
  text-align: center;
  padding: 40px 24px;
  position: relative;
}

.process-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 60px;
  right: 0;
  width: 1px;
  height: 40%;
  background: linear-gradient(to bottom, transparent, var(--border), transparent);
}

.process-step__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--oat);
  border: 1.5px solid var(--border);
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-style: italic;
  color: var(--warm-brown);
  margin: 0 auto 20px;
}

.process-step h4 {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.process-step p {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.7;
}

/* ── Badge / Tag ── */
.tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  font-weight: 400;
}

.tag-warm {
  background: var(--oat);
  color: var(--warm-brown);
  border: 1px solid var(--border);
}

.tag-dark {
  background: var(--espresso);
  color: var(--cream);
}

.tag-sage {
  background: rgba(196, 204, 188, 0.3);
  color: #5A6652;
  border: 1px solid rgba(196, 204, 188, 0.6);
}

/* ── Stats Strip ── */
.stats-strip {
  background: var(--espresso);
  padding: 56px 0;
}

.stats-strip .stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  text-align: center;
}

.stat-item .num {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-style: italic;
  color: var(--cream);
  font-weight: 300;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-item .label {
  font-size: 0.82rem;
  color: rgba(247, 243, 238, 0.6);
  letter-spacing: 0.1em;
}

@media (max-width: 640px) {
  .stats-strip .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── Membership Cards ── */
.membership-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  box-shadow: var(--shadow-card);
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1.5px solid transparent;
}

.membership-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.membership-card.featured {
  border-color: var(--camel);
  background: linear-gradient(160deg, var(--white) 0%, var(--oat) 100%);
}

.membership-card.featured::before {
  content: '最受歡迎';
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--caramel);
  color: var(--white);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  padding: 4px 18px;
  border-radius: 20px;
}

.membership-card__tier {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--warm-brown);
  margin-bottom: 12px;
}

.membership-card__name {
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.membership-card__price {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-style: italic;
  color: var(--espresso);
  margin-bottom: 24px;
}

.membership-card__price .unit {
  font-size: 1rem;
  font-style: normal;
  font-family: var(--font-body);
  color: var(--text-light);
}

.membership-card__features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.membership-card__features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-mid);
  line-height: 1.5;
}

.membership-card__features li::before {
  content: '✓';
  color: var(--warm-brown);
  font-weight: 600;
  flex-shrink: 0;
  margin-top: 1px;
}

/* ── Admin Layout ── */
.admin-layout {
  display: flex;
  min-height: 100vh;
  background: #F5F0EB;
}

.admin-sidebar {
  width: 256px;
  background: var(--text-dark);
  padding: 0;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 100;
}

.admin-sidebar__logo {
  padding: 28px 28px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.admin-sidebar__logo .logo-en {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--cream);
}

.admin-sidebar__logo .logo-sub {
  font-size: 0.65rem;
  color: rgba(247, 243, 238, 0.4);
  letter-spacing: 0.1em;
  margin-top: 2px;
}

.admin-sidebar__nav {
  padding: 20px 0;
  flex: 1;
}

.admin-sidebar__section {
  padding: 0 20px 8px;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(247, 243, 238, 0.25);
  margin-top: 16px;
}

.admin-sidebar__link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 20px;
  font-size: 0.85rem;
  color: rgba(247, 243, 238, 0.55);
  transition: all var(--transition);
  border-radius: 0;
  margin: 2px 12px;
  border-radius: var(--radius-sm);
}

.admin-sidebar__link:hover,
.admin-sidebar__link.active {
  background: rgba(255,255,255,0.07);
  color: var(--cream);
}

.admin-sidebar__link.active {
  background: var(--warm-brown);
  color: var(--white);
}

.admin-sidebar__link .icon {
  font-size: 1rem;
  width: 18px;
  text-align: center;
}

.admin-main {
  margin-left: 256px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.admin-topbar {
  background: var(--white);
  padding: 0 40px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 50;
}

.admin-topbar__title {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-dark);
}

.admin-topbar__right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.admin-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--camel), var(--warm-brown));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--white);
}

.admin-content {
  padding: 40px;
  flex: 1;
}

/* Admin Cards */
.admin-stat-card {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 28px 28px;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: flex-start;
  gap: 20px;
  border: 1px solid var(--border-light);
}

.admin-stat-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.icon-bg-warm   { background: rgba(201, 180, 154, 0.2); }
.icon-bg-pink   { background: rgba(232, 213, 208, 0.4); }
.icon-bg-sage   { background: rgba(196, 204, 188, 0.3); }
.icon-bg-coffee { background: rgba(107, 76, 53, 0.1);  }

.admin-stat-card__body .label {
  font-size: 0.78rem;
  color: var(--text-light);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.admin-stat-card__body .value {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-style: italic;
  color: var(--text-dark);
  line-height: 1;
  margin-bottom: 6px;
}

.admin-stat-card__body .change {
  font-size: 0.78rem;
  color: #6B7D6B;
}

/* Admin Table */
.admin-table-wrap {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid var(--border-light);
}

.admin-table-header {
  padding: 20px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-light);
}

.admin-table-header h3 {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-dark);
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
}

table.data-table thead th {
  padding: 14px 20px;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-light);
  background: #FAFAF8;
  border-bottom: 1px solid var(--border-light);
}

table.data-table tbody td {
  padding: 16px 20px;
  font-size: 0.875rem;
  color: var(--text-mid);
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}

table.data-table tbody tr:last-child td {
  border-bottom: none;
}

table.data-table tbody tr:hover {
  background: var(--cream);
}

/* Status badges */
.status {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.status-new        { background: rgba(176, 120, 64, 0.12); color: #8B5E2E; }
.status-talking    { background: rgba(196, 204, 188, 0.4);  color: #4A5D44; }
.status-making     { background: rgba(232, 213, 208, 0.5);  color: #9B6B63; }
.status-done       { background: rgba(196, 220, 196, 0.5);  color: #3A7A3A; }
.status-shipped    { background: rgba(107, 76, 53, 0.12);   color: #6B4C35; }
.status-paid       { background: rgba(196, 220, 196, 0.5);  color: #3A7A3A; }
.status-pending    { background: rgba(255, 240, 200, 0.7);  color: #8B7A20; }
.status-refunded   { background: rgba(220, 196, 196, 0.4);  color: #7A3A3A; }

/* ── Scroll Animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity 0.7s var(--ease);
}

.fade-in.visible {
  opacity: 1;
}

.stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.stagger > *.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Utility Grids ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
}

/* ── Page Hero (inner pages) ── */
.page-hero {
  padding: 160px 0 80px;
  background: linear-gradient(160deg, var(--oat) 0%, var(--cream) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--cream), transparent);
}

.page-hero .label {
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--warm-brown);
  display: block;
  margin-bottom: 16px;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 20px;
}

.page-hero p {
  font-size: 1.05rem;
  color: var(--text-mid);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.8;
}

/* ── Breadcrumb ── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-light);
  margin-bottom: 12px;
  justify-content: center;
}

.breadcrumb a {
  color: var(--warm-brown);
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: var(--espresso);
}

.breadcrumb span {
  opacity: 0.4;
}

/* ── CTA Section ── */
.cta-section {
  background: var(--espresso);
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -10%;
  width: 40%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(201, 180, 154, 0.1) 0%, transparent 70%);
}

.cta-section .label {
  color: var(--camel);
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 20px;
}

.cta-section h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--cream);
  font-weight: 400;
  margin-bottom: 20px;
}

.cta-section p {
  font-size: 1rem;
  color: rgba(247, 243, 238, 0.7);
  max-width: 480px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.cta-section .btn-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ── Legal Page ── */
.legal-content {
  max-width: 820px;
  margin: 0 auto;
  padding: 80px 40px;
}

.legal-content h2 {
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--text-dark);
  margin: 48px 0 16px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}

.legal-content h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.legal-content h3 {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-dark);
  margin: 28px 0 12px;
}

.legal-content p {
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.9;
  margin-bottom: 16px;
}

.legal-content ul, .legal-content ol {
  margin: 12px 0 20px 24px;
  list-style: disc;
}

.legal-content ol {
  list-style: decimal;
}

.legal-content li {
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 1.85;
  margin-bottom: 8px;
}

.legal-meta {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-bottom: 48px;
}

/* ── Responsive Utility ── */
@media (max-width: 768px) {
  :root {
    --section-py: 64px;
  }

  .section-header {
    margin-bottom: 48px;
  }

  .admin-main {
    margin-left: 0;
  }

  .admin-sidebar {
    transform: translateX(-100%);
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-content {
    padding: 24px 20px;
  }

  .admin-topbar {
    padding: 0 20px;
  }

  .legal-content {
    padding: 60px 20px;
  }
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--cream);
}

::-webkit-scrollbar-thumb {
  background: var(--camel);
  border-radius: 3px;
}

/* ── Selection ── */
::selection {
  background: var(--sand);
  color: var(--espresso);
}

/* ── Toast Notification ── */
.vivi-toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  background: var(--espresso);
  color: var(--cream);
  padding: 14px 28px;
  border-radius: 100px;
  font-size: 0.88rem;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 9999;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
  white-space: nowrap;
}

.vivi-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.vivi-toast .toast-icon {
  font-size: 1rem;
  color: var(--camel);
}