/* ═══════════════════════════════════════
   Nalalove × GTrip — 台商越南連結之旅
   Brand: Nalalove Visual Guide v1
   ═══════════════════════════════════════ */

:root {
  --nl-teal: #3BC2A3;
  --nl-teal-dark: #2dab92;
  --nl-blue: #2EA3F2;
  --nl-blue-light: #3EBAEC;
  --nl-dark: #141413;
  --nl-dark-soft: #333333;
  --nl-text-sec: #666666;
  --nl-text-ter: #999999;
  --nl-bg: #FAF9F5;
  --nl-bg-sec: #F5F4F0;
  --nl-border: #E8E7E3;
  --nl-white: #FFFFFF;
  --nl-footer: #30302E;
  --nl-teal-light: #D4F1E8;
  --nl-teal-vlight: #EDFAF5;
  --nl-coral: #E05A33;
  --nl-amber: #D4920A;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans TC", sans-serif;
  background: var(--nl-bg);
  color: var(--nl-dark-soft);
  line-height: 1.7;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ── Hero ── */
.hero {
  background: linear-gradient(135deg, rgba(20,20,19,0.88) 0%, rgba(26,42,46,0.82) 50%, rgba(30,60,55,0.78) 100%),
              url('../images/hero-bg.webp') center center / cover no-repeat;
  padding: 100px 0 72px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  right: -100px; top: -100px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(59,194,163,0.3) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}
.hero::after {
  content: '';
  position: absolute;
  right: -50px; bottom: -150px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(46,163,242,0.2) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 10s ease-in-out infinite reverse;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-30px); }
}
.hero .container { position: relative; z-index: 1; }
.hero-badge {
  display: inline-block;
  border: 1px solid rgba(59,194,163,0.5);
  background: rgba(59,194,163,0.1);
  padding: 6px 20px;
  border-radius: 4px;
  font-size: 13px;
  color: var(--nl-white);
  letter-spacing: 3px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(36px, 6vw, 60px);
  color: var(--nl-white);
  font-weight: 900;
  margin-bottom: 12px;
  line-height: 1.2;
}
.hero-sub {
  font-size: clamp(16px, 2.5vw, 22px);
  color: var(--nl-teal);
  margin-bottom: 20px;
  font-weight: 500;
}
.hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-cta {
  display: inline-block;
  background: var(--nl-teal);
  color: var(--nl-white);
  padding: 16px 40px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 16px;
  font-weight: 700;
  transition: all 0.3s;
}
.hero-cta:hover { background: var(--nl-teal-dark); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(59,194,163,0.35); }
.hero-tags {
  margin-top: 44px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.15);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-tags span {
  display: inline-block;
  padding: 6px 18px;
  background: rgba(59,194,163,0.15);
  border: 1px solid rgba(59,194,163,0.35);
  border-radius: 20px;
  font-size: 13px;
  color: rgba(255,255,255,0.85);
  backdrop-filter: blur(4px);
  letter-spacing: 0.5px;
}

/* ── Sections ── */
section { padding: 80px 0; }
.section-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--nl-teal);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.section-title {
  font-size: clamp(28px, 4vw, 42px);
  color: var(--nl-dark);
  font-weight: 900;
  margin-bottom: 16px;
  line-height: 1.3;
}
.section-desc {
  font-size: 16px;
  color: var(--nl-text-sec);
  max-width: 700px;
  margin-bottom: 40px;
}

/* ── Stats ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}
.stat-card {
  background: var(--nl-white);
  border-radius: 12px;
  padding: 36px 24px;
  text-align: center;
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
  border-top: 3px solid var(--nl-teal);
  transition: transform 0.3s;
}
.stat-card:hover { transform: translateY(-4px); }
.stat-num { font-size: 44px; font-weight: 900; color: var(--nl-teal); line-height: 1.1; }
.stat-label { font-size: 14px; font-weight: 700; color: var(--nl-teal); margin: 4px 0; }
.stat-desc { font-size: 13px; color: var(--nl-text-sec); }
.callout-box {
  background: var(--nl-footer);
  border-radius: 8px;
  padding: 24px 32px;
  color: var(--nl-white);
  font-size: 15px;
  line-height: 1.8;
}
.callout-box strong { color: var(--nl-teal-light); }

/* ── Benefits ── */
.benefits-section { background: var(--nl-footer); color: var(--nl-white); }
.benefits-section .section-title { color: var(--nl-white); }
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.benefit-card {
  background: rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 32px 28px;
  border-top: 3px solid var(--nl-teal);
  transition: transform 0.3s;
}
.benefit-card:hover { transform: translateY(-4px); }
.benefit-icon {
  width: 48px; height: 48px;
  background: rgba(59,194,163,0.15);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  font-size: 24px;
}
.benefit-num { font-size: 28px; font-weight: 900; color: var(--nl-teal); margin-bottom: 4px; }
.benefit-title { font-size: 20px; font-weight: 700; margin-bottom: 16px; }
.benefit-card ul { list-style: none; padding: 0; }
.benefit-card li {
  padding: 6px 0 6px 20px;
  position: relative;
  font-size: 14px;
  color: rgba(255,255,255,0.85);
  line-height: 1.6;
}
.benefit-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--nl-teal);
  font-weight: 700;
}

/* ── Plans ── */
.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}
.plan-card {
  background: var(--nl-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: transform 0.3s;
}
.plan-card:hover { transform: translateY(-4px); }
.plan-header {
  padding: 18px 24px;
  color: var(--nl-white);
  font-size: 18px;
  font-weight: 700;
  text-align: center;
}
.plan-a .plan-header { background: var(--nl-teal); }
.plan-b .plan-header { background: var(--nl-blue); }
.plan-date { text-align: center; padding: 12px; font-weight: 700; font-size: 15px; }
.plan-a .plan-date { color: var(--nl-teal); }
.plan-b .plan-date { color: var(--nl-blue); }
.plan-days { padding: 0 24px 24px; }
.plan-day { padding: 12px 0; border-bottom: 1px solid var(--nl-border); }
.plan-day:last-child { border-bottom: none; }
.plan-day-label { font-weight: 700; font-size: 14px; color: var(--nl-dark); }
.plan-day-desc { font-size: 13px; color: var(--nl-text-sec); margin-top: 2px; }
.plan-day.highlight .plan-day-label { color: var(--nl-teal); }
.plan-b .plan-day.highlight .plan-day-label { color: var(--nl-blue); }
.plan-note { text-align: center; font-size: 13px; color: var(--nl-text-sec); margin-top: 24px; font-style: italic; }

/* ── Itinerary Tabs ── */
.tab-buttons { display: flex; gap: 8px; margin-bottom: 24px; }
.tab-btn {
  padding: 10px 24px;
  border: 2px solid var(--nl-border);
  background: var(--nl-white);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
  color: var(--nl-text-sec);
}
.tab-btn.active { border-color: var(--nl-teal); background: var(--nl-teal-vlight); color: var(--nl-teal); }
.tab-content { display: none; }
.tab-content.active { display: block; }
.itin-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--nl-white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.itin-table th {
  background: var(--nl-teal);
  color: var(--nl-white);
  padding: 12px 14px;
  font-size: 13px;
  font-weight: 700;
  text-align: left;
}
.tab-content:nth-child(2) .itin-table th { background: var(--nl-blue); }
.itin-table td {
  padding: 14px;
  font-size: 13px;
  border-bottom: 1px solid var(--nl-border);
  vertical-align: top;
  line-height: 1.7;
}
.itin-table tr:last-child td { border-bottom: none; }
.itin-table .day-col { font-weight: 700; white-space: nowrap; text-align: center; width: 80px; }
.itin-table .activity-col { font-weight: 700; width: 100px; }
.itin-table .highlight-row .activity-col { color: var(--nl-teal); }
.badge-addon {
  display: inline-block;
  background: var(--nl-teal-light);
  color: var(--nl-teal);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  margin-top: 4px;
}
.itin-icon { margin-right: 4px; font-size: 14px; }
.activity-col .itin-icon { display: block; font-size: 20px; margin-bottom: 4px; }

/* ── Timeline ── */
.bni-day-section { background: var(--nl-footer); color: var(--nl-white); }
.bni-day-section .section-title { color: var(--nl-white); }
.bni-day-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: start;
}
.timeline { max-width: 600px; }
.timeline-item {
  display: flex;
  gap: 16px;
  padding: 10px 0;
  align-items: flex-start;
}
.timeline-dot {
  width: 12px; height: 12px;
  background: var(--nl-teal);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
}
.timeline-time { font-weight: 700; font-size: 15px; color: var(--nl-white); min-width: 50px; }
.timeline-desc { font-size: 15px; color: rgba(255,255,255,0.85); }
.linking-card {
  background: var(--nl-white);
  border-radius: 12px;
  padding: 32px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  text-align: center;
}
.linking-num { font-size: 40px; font-weight: 900; color: var(--nl-teal); }
.linking-card-title { font-size: 15px; font-weight: 700; color: var(--nl-dark); margin-bottom: 12px; }
.linking-industries { font-size: 13px; color: var(--nl-text-ter); line-height: 2; }
.linking-divider { height: 1px; background: var(--nl-border); margin: 20px 0; }
.hcm-stat { margin-top: 8px; }
.hcm-stat-num { font-size: 32px; font-weight: 900; color: var(--nl-blue); }
.hcm-stat-label { font-size: 13px; color: var(--nl-text-sec); margin: 4px 0; }

/* ── Market Briefing ── */
.briefing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.briefing-card {
  background: var(--nl-white);
  border-radius: 12px;
  padding: 28px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  border-top: 3px solid var(--nl-teal);
  position: relative;
}
.briefing-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.briefing-part { font-size: 12px; font-weight: 700; color: var(--nl-teal); letter-spacing: 1px; }
.briefing-time { font-size: 12px; color: var(--nl-text-ter); }
.briefing-card h3 { font-size: 18px; font-weight: 700; color: var(--nl-dark); margin-bottom: 16px; }
.briefing-card ul { list-style: none; padding: 0; }
.briefing-card li {
  padding: 4px 0 4px 16px;
  position: relative;
  font-size: 14px;
  color: var(--nl-text-sec);
  line-height: 1.6;
}
.briefing-card li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--nl-teal);
}
.briefing-callout {
  background: var(--nl-footer);
  border-radius: 8px;
  padding: 20px 28px;
  color: var(--nl-teal);
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  margin-top: 32px;
}

/* ── Case Study ── */
.case-section { background: var(--nl-footer); color: var(--nl-white); }
.case-section .section-title { color: var(--nl-white); }
.case-card {
  background: rgba(255,255,255,0.06);
  border-radius: 12px;
  overflow: hidden;
  margin-bottom: 48px;
}
.case-card-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.case-card-content { padding: 36px 32px; }
.case-card-content h3 { font-size: 24px; font-weight: 900; margin-bottom: 4px; }
.case-card-content .case-subtitle { font-size: 14px; color: var(--nl-teal); margin-bottom: 20px; }
.case-metrics {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}
.case-metric {
  flex: 1;
  background: rgba(0,0,0,0.2);
  padding: 16px 12px;
  text-align: center;
  border-radius: 8px;
}
.case-metric-num { font-size: 22px; font-weight: 900; color: var(--nl-teal); }
.case-metric-label { font-size: 11px; color: var(--nl-text-ter); margin-top: 2px; }
.case-body { font-size: 14px; line-height: 1.9; color: rgba(255,255,255,0.85); }
.case-body strong { color: var(--nl-teal); }
.case-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.case-images img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.case-images-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 20px;
  align-items: center;
  align-self: center;
}
.case-images-stack img {
  width: 100%;
  max-height: 320px;
  border-radius: 8px;
  object-fit: contain;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  background: rgba(0,0,0,0.2);
}
.case-note {
  margin: 16px 32px 24px;
  padding: 12px 16px;
  background: rgba(59,194,163,0.1);
  border-radius: 6px;
  font-size: 13px;
  color: var(--nl-teal);
  font-weight: 600;
}

/* ── Pricing ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
  margin-bottom: 40px;
}
.price-card {
  background: var(--nl-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  text-align: center;
  transition: transform 0.3s;
}
.price-card:hover { transform: translateY(-4px); }
.price-card-header { padding: 18px; color: var(--nl-white); font-weight: 700; font-size: 18px; }
.price-card:first-child .price-card-header { background: var(--nl-teal); }
.price-card:last-child .price-card-header { background: var(--nl-blue); }
.price-amount { padding: 36px 16px 8px; font-size: 44px; font-weight: 900; color: var(--nl-dark); }
.price-amount span { font-size: 18px; color: var(--nl-text-sec); font-weight: 400; }
.price-note { padding: 0 16px 36px; font-size: 12px; color: var(--nl-text-ter); }
.pricing-details { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.pricing-details h4 { font-size: 15px; color: var(--nl-dark); margin-bottom: 8px; }
.pricing-details p { font-size: 13px; color: var(--nl-text-sec); line-height: 1.8; }

/* ── BNI Platform ── */
.bni-platform-section { background: var(--nl-footer); color: var(--nl-white); }
.bni-platform-section .section-title { color: var(--nl-white); }
.bni-url-box {
  background: rgba(255,255,255,0.06);
  border-radius: 12px;
  padding: 36px;
  text-align: center;
  margin-top: 32px;
}
.bni-url-box p { font-size: 15px; margin-bottom: 12px; color: rgba(255,255,255,0.7); }
.bni-url { display: inline-block; font-size: 24px; font-weight: 900; color: var(--nl-teal); text-decoration: none; transition: color 0.3s; }
.bni-url:hover { color: #4dd4b8; }
.bni-stat {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
  padding: 12px 24px;
  background: rgba(59,194,163,0.1);
  border-radius: 8px;
}
.bni-stat-num { font-size: 36px; font-weight: 900; color: var(--nl-teal); line-height: 1; }
.bni-stat-text { font-size: 14px; color: rgba(255,255,255,0.7); text-align: left; }

/* ── Form ── */
.form-section { background: var(--nl-teal-vlight); }
.form-wrapper {
  max-width: 640px;
  margin: 0 auto;
  background: var(--nl-white);
  border-radius: 12px;
  padding: 44px 36px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}
.form-row { margin-bottom: 20px; }
.form-row label { display: block; font-size: 14px; font-weight: 700; color: var(--nl-dark); margin-bottom: 6px; }
.form-row label .required { color: var(--nl-coral); }
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--nl-border);
  border-radius: 6px;
  font-size: 15px;
  font-family: inherit;
  color: var(--nl-dark-soft);
  background: var(--nl-bg);
  transition: border-color 0.3s;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--nl-teal);
  box-shadow: 0 0 0 3px rgba(59,194,163,0.15);
}
.form-row-half { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-submit {
  width: 100%;
  padding: 16px;
  background: var(--nl-teal);
  color: var(--nl-white);
  border: none;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
  margin-top: 8px;
}
.form-submit:hover { background: var(--nl-teal-dark); }
.form-submit:disabled { background: var(--nl-text-ter); cursor: not-allowed; }
.form-success { display: none; text-align: center; padding: 40px 20px; }
.form-success h3 { font-size: 24px; color: var(--nl-teal); margin-bottom: 12px; }
.form-success p { color: var(--nl-text-sec); font-size: 15px; }

/* ── CTA Banner ── */
.cta-banner {
  background: var(--nl-teal-vlight);
  padding: 36px 0;
  text-align: center;
}
.cta-banner-text { font-size: 17px; color: var(--nl-dark-soft); font-weight: 600; margin-bottom: 16px; }
.cta-banner-btn {
  display: inline-block;
  padding: 12px 32px;
  background: var(--nl-teal);
  color: var(--nl-white);
  text-decoration: none;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 700;
  transition: all 0.3s;
}
.cta-banner-btn:hover { background: var(--nl-teal-dark); transform: translateY(-2px); }

/* ── Footer ── */
footer {
  background: var(--nl-footer);
  padding: 48px 0;
  text-align: center;
  color: rgba(255,255,255,0.5);
  font-size: 13px;
}
footer a { color: var(--nl-teal); text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* ── Mobile Itinerary Cards (hidden on desktop) ── */
.itin-mobile { display: none; }
.itin-mobile-day {
  background: var(--nl-white);
  border-radius: 12px;
  margin-bottom: 16px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  overflow: hidden;
}
.itin-mobile-day-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background: var(--nl-teal);
  color: var(--nl-white);
  font-weight: 700;
  font-size: 15px;
}
.itin-mobile-day-header .day-emoji { font-size: 20px; }
.itin-mobile-day-header .day-label { flex: 1; }
.itin-mobile-day-header .day-tag {
  font-size: 11px;
  background: rgba(255,255,255,0.2);
  padding: 2px 10px;
  border-radius: 12px;
}
.itin-mobile-day.highlight .itin-mobile-day-header {
  background: linear-gradient(135deg, var(--nl-teal), var(--nl-blue));
}
.itin-mobile-slots { padding: 16px 20px; }
.itin-mobile-slot {
  padding: 10px 0;
  border-bottom: 1px solid var(--nl-border);
  display: flex;
  gap: 10px;
}
.itin-mobile-slot:last-child { border-bottom: none; }
.itin-mobile-slot-time {
  font-size: 11px;
  font-weight: 700;
  color: var(--nl-teal);
  min-width: 32px;
  padding-top: 2px;
}
.itin-mobile-slot-content {
  font-size: 14px;
  color: var(--nl-dark-soft);
  line-height: 1.6;
}
.itin-mobile-slot-content .badge-addon { margin-top: 6px; }

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero { padding: 64px 0 48px; }
  section { padding: 56px 0; }
  .form-row-half { grid-template-columns: 1fr; }
  .pricing-details { grid-template-columns: 1fr; }
  .hero-tags { flex-direction: row; flex-wrap: wrap; gap: 8px; }
  .hero-tags span { padding: 4px 14px; font-size: 12px; }
  .itin-table { display: none; }
  .itin-mobile { display: block; }
  .bni-url { font-size: 18px; }
  .bni-day-grid { grid-template-columns: 1fr; }
  .case-card-inner { grid-template-columns: 1fr; }
  .case-images-stack { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
  .case-card-content { padding: 24px 20px; }
  .case-metrics { flex-direction: row; }
  .briefing-grid { grid-template-columns: 1fr; }
  .plans-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-amount { font-size: 36px; }
}

/* ── Scroll Animation ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}