/* ═══════════════════════════════════════════════════
   PAGE: MEMBERSHIP — 會員禮遇 專用樣式
   前衛東方官網 V2
   ═══════════════════════════════════════════════════ */

/* ── Tier Cards — 三級會員方案 ── */
.tier-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: var(--container-max, 1100px);
  margin: 0 auto;
  padding: 0 24px;
}

.tier-card {
  background: var(--card, #fff);
  border: 1px solid var(--line, #e6e1d8);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition:
    border-color var(--duration-normal, .4s) var(--ease-out),
    transform var(--duration-normal, .4s) var(--ease-out),
    box-shadow var(--duration-normal, .4s) var(--ease-out);
}

.tier-card:hover {
  border-color: var(--accent, #9a8456);
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.08);
}

.tier-card--featured {
  border-color: var(--accent, #9a8456);
  box-shadow: 0 8px 32px rgba(154, 132, 86, 0.18);
}

.tier-card--featured:hover {
  box-shadow: 0 16px 48px rgba(154, 132, 86, 0.25);
}

.tier-badge {
  display: inline-block;
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: #fff;
  background: var(--accent, #9a8456);
  padding: 4px 14px;
  position: absolute;
  top: 20px;
  right: -1px;
}

.tier-header {
  padding: 36px 28px 20px;
  text-align: center;
  border-bottom: 1px solid var(--line, #e6e1d8);
}

.tier-icon {
  font-size: 32px;
  margin-bottom: 12px;
  display: block;
}

.tier-name {
  font-family: 'Noto Serif TC', serif;
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--ink, #1c1b18);
  margin: 0 0 6px;
}

.tier-name-en {
  font-family: 'Cormorant Garamond', serif;
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--mute, #8a8580);
  text-transform: uppercase;
  margin: 0 0 16px;
  display: block;
}

.tier-price {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.6rem, 2.8vw, 2rem);
  font-weight: 400;
  color: var(--accent, #9a8456);
  line-height: 1;
  letter-spacing: -0.01em;
}

.tier-price-note {
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 12px;
  color: var(--mute, #8a8580);
  display: block;
  margin-top: 8px;
  letter-spacing: 0.04em;
}

.tier-body {
  padding: 24px 28px 32px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.tier-body h4 {
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--ink, #1c1b18);
  margin: 0 0 12px;
}

.tier-list {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
}

.tier-list li {
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 13px;
  line-height: 1.85;
  color: rgba(28, 27, 24, 0.82);
  padding: 5px 0 5px 20px;
  position: relative;
  letter-spacing: 0.02em;
}

.tier-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 13px;
  width: 8px;
  height: 1px;
  background: var(--accent, #9a8456);
}

.tier-cta {
  margin-top: auto;
  text-align: center;
  padding-top: 8px;
}

/* ── Points Info ── */
.points-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: var(--container-max, 1100px);
  margin: 0 auto;
  padding: 0 24px;
}

.points-card {
  text-align: center;
  padding: 36px 24px;
  border: 1px solid rgba(247, 245, 241, 0.18);
  transition: border-color var(--duration-normal, .4s) var(--ease-out);
}

.points-card:hover {
  border-color: var(--accent, #9a8456);
}

.points-icon {
  font-size: 28px;
  margin-bottom: 16px;
  display: block;
}

.points-card h3 {
  font-family: 'Noto Serif TC', serif;
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: #fff;
  margin: 0 0 10px;
}

.points-card p {
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 13px;
  line-height: 1.85;
  color: rgba(247, 245, 241, 0.82);
  margin: 0;
  letter-spacing: 0.02em;
}

/* ── Comparison Table ── */
.compare-wrap {
  max-width: var(--container-max, 1100px);
  margin: 0 auto;
  padding: 0 24px;
  overflow-x: auto;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 13.5px;
  letter-spacing: 0.02em;
}

.compare-table thead th {
  font-family: 'Noto Serif TC', serif;
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.1em;
  padding: 18px 16px;
  border-bottom: 2px solid var(--accent, #9a8456);
  text-align: center;
  color: var(--ink, #1c1b18);
}

.compare-table thead th:first-child {
  text-align: left;
}

.compare-table tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line, #e6e1d8);
  text-align: center;
  color: rgba(28, 27, 24, 0.85);
  line-height: 1.6;
}

.compare-table tbody td:first-child {
  text-align: left;
  font-weight: 400;
  color: var(--ink, #1c1b18);
}

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

.compare-check {
  color: var(--accent, #9a8456);
  font-weight: 600;
}

.compare-cross {
  color: var(--mute, #8a8580);
  opacity: 0.5;
}

/* ── Steps — 申請流程 ── */
.steps-row {
  display: flex;
  justify-content: center;
  gap: 0;
  max-width: var(--container-max, 1100px);
  margin: 0 auto;
  padding: 0 24px;
  align-items: flex-start;
}

.step-item {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 0 12px;
}

.step-item:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 24px;
  right: -2px;
  width: calc(100% - 60px);
  height: 1px;
  background: var(--line, #e6e1d8);
  transform: translateX(50%);
}

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--accent, #9a8456);
  border-radius: 50%;
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  font-weight: 400;
  color: var(--accent, #9a8456);
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
  background: var(--bg, #f7f5f1);
}

.step-label {
  font-family: 'Noto Serif TC', serif;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--ink, #1c1b18);
  margin: 0 0 8px;
}

.step-desc {
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--mute, #8a8580);
  letter-spacing: 0.02em;
}

/* ── FAQ ── */
.faq-list {
  max-width: var(--container-narrow, 720px);
  margin: 0 auto;
  padding: 0 24px;
}

.faq-item {
  border-bottom: 1px solid var(--line, #e6e1d8);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-q {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 32px 20px 0;
  text-align: left;
  cursor: pointer;
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--ink, #1c1b18);
  line-height: 1.6;
  position: relative;
  transition: color var(--duration-fast, .2s) var(--ease-out);
}

.faq-q::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-family: 'Cormorant Garamond', serif;
  font-size: 22px;
  font-weight: 300;
  color: var(--accent, #9a8456);
  transition: transform var(--duration-normal, .4s) var(--ease-out);
}

.faq-q:hover {
  color: var(--accent, #9a8456);
}

.faq-q[aria-expanded="true"]::after {
  content: '\2212';
  transform: translateY(-50%);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-normal, .4s) var(--ease-out),
              padding var(--duration-normal, .4s) var(--ease-out);
}

.faq-a[aria-hidden="false"] {
  max-height: 400px;
  padding-bottom: 20px;
}

.faq-a p {
  font-family: 'Noto Sans TC', sans-serif;
  font-size: 13px;
  line-height: 1.95;
  color: rgba(28, 27, 24, 0.78);
  margin: 0;
  letter-spacing: 0.02em;
}

/* ── CTA Section ── */
.membership-cta {
  text-align: center;
  padding: 80px 24px;
  background: var(--dark, #2a2620);
}

.membership-cta .tag {
  color: var(--accent, #9a8456);
}

.membership-cta .title-lg {
  color: #fff;
  margin-bottom: 16px;
}

.membership-cta .subtitle {
  color: rgba(247, 245, 241, 0.78);
  margin: 0 auto 32px;
  text-align: center;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .tier-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 0 20px;
  }

  .points-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 0 20px;
  }

  .steps-row {
    flex-direction: column;
    align-items: center;
    gap: 24px;
    padding: 0 20px;
  }

  .step-item:not(:last-child)::after {
    display: none;
  }

  .step-num {
    background: var(--bg, #f7f5f1);
  }

  .compare-wrap {
    padding: 0 20px;
  }

  .compare-table {
    font-size: 12px;
  }

  .compare-table thead th {
    font-size: 13px;
    padding: 12px 8px;
  }

  .compare-table tbody td {
    padding: 10px 8px;
  }

  .faq-list {
    padding: 0 20px;
  }

  .membership-cta {
    padding: 60px 20px;
  }
}