/* ==========================================================================
   🏛️ NILE RIVER TRAVEL — LUXURY HOMEPAGE STYLES (TASK 4.2)
   ========================================================================== */

/* 1. REGAL HERO SECTION */
.nrt-hero-section {
  position: relative;
  min-height: 84vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--nile-dark);
  overflow: hidden;
}

.nrt-hero-bg-media {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.nrt-hero-slides {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.nrt-hero-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transform: scale(1);
  transition: opacity 1.8s ease-in-out, transform 10s ease-out;
  pointer-events: none;
}

.nrt-hero-slide.active {
  opacity: 1;
  transform: scale(1.04);
}

.nrt-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(10, 22, 40, 0.45) 0%, rgba(10, 22, 40, 0.70) 50%, rgba(10, 22, 40, 0.94) 100%);
  z-index: 2;
  pointer-events: none;
}

.nrt-hero-content {
  position: relative;
  z-index: 3;
  padding: 100px 0 80px 0;
  text-align: center;
  color: #FFFFFF;
}

.nrt-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(233, 197, 126, 0.15);
  border: 1px solid var(--gold-accent);
  color: var(--gold-accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 50px;
  margin-bottom: 22px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.nrt-hero-title {
  font-family: var(--font-serif);
  font-size: clamp(34px, 5.5vw, 64px);
  line-height: 1.15;
  color: #FFFFFF;
  font-weight: 400;
  max-width: 960px;
  margin: 0 auto 20px auto;
  text-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

.nrt-hero-title em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--gold-accent);
}

.nrt-hero-subtitle {
  font-size: clamp(15px, 1.8vw, 18px);
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.90);
  max-width: 760px;
  margin: 0 auto 32px auto;
  font-weight: 400;
}

.nrt-hero-ctas {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.nrt-btn-hero-primary {
  background: linear-gradient(135deg, #E9C57E 0%, #D4B06A 100%);
  color: #0A1628 !important;
  font-weight: 700;
  border-radius: 50px;
  padding: 13px 30px;
  font-size: 15px;
  letter-spacing: 0.3px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: none;
  box-shadow: 0 4px 18px rgba(233, 197, 126, 0.35);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
}

.nrt-btn-hero-primary:hover {
  background: linear-gradient(135deg, #F0D291 0%, #E0BC75 100%);
  color: #0A1628 !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(233, 197, 126, 0.5);
}

.nrt-btn-hero-secondary {
  background: rgba(18, 37, 68, 0.55);
  border: 1.5px solid var(--gold-accent);
  color: #FFFFFF !important;
  font-weight: 600;
  border-radius: 50px;
  padding: 12px 28px;
  font-size: 15px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.25s ease;
  text-decoration: none;
}

.nrt-btn-hero-secondary:hover {
  background: rgba(233, 197, 126, 0.25);
  color: #FFFFFF !important;
  border-color: #FFFFFF;
  transform: translateY(-2px);
}

/* 2. FLOATING 4-FIELD SEARCH BAR */
.nrt-search-container {
  position: relative;
  z-index: 25;
  margin-top: -50px;
  margin-bottom: 30px;
}

@media (max-width: 991.98px) {
  .nrt-search-container {
    margin-top: 20px;
  }
}

.nrt-search-card {
  background: #FFFFFF;
  border-radius: 20px;
  border: 1px solid rgba(233, 197, 126, 0.45);
  box-shadow: 0 16px 40px rgba(10, 22, 40, 0.12);
  padding: 24px 28px;
}

.nrt-field-label {
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--nile);
  margin-bottom: 7px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.nrt-search-input {
  height: 48px;
  border: 1px solid #E2E8F0;
  border-radius: 10px;
  padding: 0 14px;
  font-size: 13.5px;
  color: #1E293B;
  background-color: #F8FAFC;
  width: 100%;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.nrt-search-input:focus {
  border-color: var(--gold-accent);
  box-shadow: 0 0 0 3px rgba(233, 197, 126, 0.25);
  background: #FFFFFF;
  outline: none;
}

.nrt-btn-search {
  height: 48px;
  width: 100%;
  font-size: 14.5px;
  font-weight: 700;
  border-radius: 10px;
  background: linear-gradient(135deg, #E9C57E 0%, #D4B06A 100%);
  color: #0A1628;
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.25s ease;
  cursor: pointer;
}

.nrt-btn-search:hover {
  background: linear-gradient(135deg, #F0D291 0%, #E0BC75 100%);
  color: #0A1628;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(233, 197, 126, 0.4);
}

/* 3. TRUST & EXCELLENCE STRIP */
.nrt-trust-strip {
  background-color: var(--papyrus);
  border-top: 1px solid var(--papyrus-deep);
  border-bottom: 1px solid var(--papyrus-deep);
  padding: 30px 0;
}

.nrt-trust-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px;
}

.nrt-trust-icon {
  width: 52px;
  height: 52px;
  min-width: 52px;
  border-radius: 50%;
  background: rgba(18, 37, 68, 0.08);
  border: 1px solid rgba(233, 197, 126, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--nile);
  font-size: 20px;
}

.nrt-trust-content h5 {
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  color: var(--nile);
  margin-bottom: 2px;
}

.nrt-trust-content p {
  font-size: 12.5px;
  color: #556987;
  margin: 0;
  line-height: 1.4;
}

/* 4. SECTION COMMON HEADERS */
.nrt-section-header {
  text-align: center;
  margin-bottom: 45px;
}

.nrt-section-subtitle {
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--gold-accent);
  margin-bottom: 10px;
  display: block;
}

.nrt-section-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.8vw, 42px);
  color: var(--nile);
  font-weight: 500;
  line-height: 1.25;
}

.nrt-section-title em {
  font-style: italic;
  color: var(--gold-accent);
}

.nrt-section-desc {
  font-size: 15px;
  color: var(--text-muted);
  max-width: 680px;
  margin: 12px auto 0 auto;
  line-height: 1.6;
}

/* 5. CRUISE CATEGORIES GRID */
.nrt-categories-section {
  padding: 75px 0;
  background-color: #FFFFFF;
}

.nrt-cat-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  background: #FFFFFF;
  border: 1px solid rgba(18, 37, 68, 0.1);
  box-shadow: 0 8px 24px rgba(18, 37, 68, 0.05);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.nrt-cat-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 40px rgba(18, 37, 68, 0.12);
  border-color: var(--gold-accent);
}

.nrt-cat-img-wrap {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.nrt-cat-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.nrt-cat-card:hover .nrt-cat-img {
  transform: scale(1.06);
}

.nrt-cat-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(18, 37, 68, 0.85);
  color: var(--gold-accent);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 50px;
  border: 1px solid rgba(233, 197, 126, 0.4);
  backdrop-filter: blur(4px);
}

.nrt-cat-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.nrt-cat-body h4 {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--nile);
  font-weight: 600;
  margin-bottom: 8px;
}

.nrt-cat-body p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 16px;
  flex-grow: 1;
}

.nrt-cat-link {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--nile);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s ease, transform 0.2s ease;
}

.nrt-cat-card:hover .nrt-cat-link {
  color: #D4B06A;
  transform: translateX(4px);
}

/* 6. POPULAR NILE ROUTES */
.nrt-routes-section {
  padding: 75px 0;
  background-color: #F8FAFC;
}

.nrt-route-card {
  background: #FFFFFF;
  border-radius: 16px;
  border: 1px solid #E2E8F0;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(18, 37, 68, 0.04);
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.nrt-route-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(18, 37, 68, 0.1);
  border-color: var(--gold-accent);
}

.nrt-route-header {
  position: relative;
  height: 180px;
  overflow: hidden;
}

.nrt-route-header img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nrt-route-duration {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(18, 37, 68, 0.9);
  color: #FFFFFF;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  border: 1px solid rgba(233, 197, 126, 0.3);
}

.nrt-route-body {
  padding: 22px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.nrt-route-body h4 {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--nile);
  font-weight: 600;
  margin-bottom: 6px;
}

.nrt-route-stops {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin: 12px 0 16px 0;
}

.nrt-route-stop-pill {
  font-size: 11px;
  font-weight: 600;
  background: rgba(18, 37, 68, 0.06);
  color: var(--nile);
  padding: 3px 8px;
  border-radius: 6px;
}

/* 7. FEATURED FLEET CRUISES */
.nrt-cruises-section {
  padding: 75px 0;
  background-color: #FFFFFF;
}

.nrt-cruise-card {
  background: #FFFFFF;
  border-radius: 16px;
  border: 1px solid rgba(18, 37, 68, 0.08);
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(18, 37, 68, 0.06);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.nrt-cruise-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 40px rgba(18, 37, 68, 0.13);
  border-color: var(--gold-accent);
}

.nrt-cruise-thumb {
  position: relative;
  height: 230px;
  overflow: hidden;
}

.nrt-cruise-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.nrt-cruise-card:hover .nrt-cruise-thumb img {
  transform: scale(1.06);
}

.nrt-cruise-meta-badges {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  gap: 6px;
}

.nrt-cruise-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.nrt-cruise-title {
  font-family: var(--font-serif);
  font-size: 21px;
  color: var(--nile);
  font-weight: 600;
  margin-bottom: 8px;
}

.nrt-cruise-itinerary-preview {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 16px;
  flex-grow: 1;
}

.nrt-cruise-footer {
  border-top: 1px solid rgba(18, 37, 68, 0.06);
  padding-top: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nrt-cruise-price-block {
  display: flex;
  flex-direction: column;
}

.nrt-cruise-price-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
}

.nrt-cruise-price-val {
  font-size: 20px;
  font-weight: 800;
  color: var(--nile);
}

/* 8. THE NILE RIVER TRAVEL DIFFERENCE (WHY US) */
.nrt-why-section {
  padding: 85px 0;
  background: linear-gradient(180deg, #122544 0%, #0A1628 100%);
  color: #FFFFFF;
}

.nrt-why-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(233, 197, 126, 0.22);
  border-radius: 16px;
  padding: 32px 24px;
  height: 100%;
  transition: all 0.3s ease;
  backdrop-filter: blur(8px);
}

.nrt-why-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--gold-accent);
  transform: translateY(-6px);
}

.nrt-why-icon {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  background: rgba(233, 197, 126, 0.15);
  border: 1px solid var(--gold-accent);
  color: var(--gold-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}

.nrt-why-card h4 {
  font-family: var(--font-serif);
  font-size: 21px;
  color: #FFFFFF;
  margin-bottom: 12px;
}

.nrt-why-card p {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  margin: 0;
}

.nrt-stats-bar {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid rgba(233, 197, 126, 0.2);
}

.nrt-stat-box h3 {
  font-family: var(--font-serif);
  font-size: 38px;
  color: var(--gold-accent);
  margin-bottom: 4px;
}

.nrt-stat-box p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* 9. TESTIMONIALS */
.nrt-testimonials-section {
  padding: 75px 0;
  background-color: var(--papyrus);
  border-top: 1px solid var(--papyrus-deep);
  border-bottom: 1px solid var(--papyrus-deep);
}

.nrt-review-card {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 6px 20px rgba(18, 37, 68, 0.05);
  border: 1px solid rgba(233, 197, 126, 0.4);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.nrt-review-stars {
  color: #F59E0B;
  font-size: 14px;
  margin-bottom: 14px;
}

.nrt-review-text {
  font-size: 14px;
  font-style: italic;
  color: #334155;
  line-height: 1.65;
  flex-grow: 1;
  margin-bottom: 18px;
}

.nrt-reviewer-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  border-top: 1px solid rgba(18, 37, 68, 0.06);
  padding-top: 14px;
}

.nrt-reviewer-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--nile);
  color: var(--gold-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
}

.nrt-reviewer-name {
  font-weight: 700;
  font-size: 14px;
  color: var(--nile);
  margin-bottom: 1px;
}

.nrt-reviewer-date {
  font-size: 12px;
  color: var(--text-muted);
}

/* 10. EDITORIAL BLOGS */
.nrt-blogs-section {
  padding: 75px 0;
  background-color: #FFFFFF;
}

.nrt-blog-card {
  background: #FFFFFF;
  border-radius: 16px;
  border: 1px solid #E2E8F0;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(18, 37, 68, 0.04);
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.nrt-blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(18, 37, 68, 0.1);
  border-color: var(--gold-accent);
}

.nrt-blog-img-wrap {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.nrt-blog-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.nrt-blog-card:hover .nrt-blog-img-wrap img {
  transform: scale(1.05);
}

.nrt-blog-date-pill {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(18, 37, 68, 0.85);
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 50px;
  border: 1px solid rgba(233, 197, 126, 0.4);
}

.nrt-blog-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.nrt-blog-body h4 {
  font-family: var(--font-serif);
  font-size: 19px;
  color: var(--nile);
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.35;
}

.nrt-blog-body p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 16px;
  flex-grow: 1;
}

/* 11. FEATURED FAQS ACCORDION */
.nrt-faqs-section {
  padding: 75px 0;
  background-color: #F8FAFC;
}

.nrt-faq-item {
  border: 1px solid #E2E8F0;
  border-radius: 12px !important;
  margin-bottom: 14px;
  background: #FFFFFF;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(18, 37, 68, 0.03);
}

.nrt-faq-item .accordion-button {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--nile);
  padding: 18px 22px;
  background-color: #FFFFFF;
}

.nrt-faq-item .accordion-button:not(.collapsed) {
  color: var(--nile);
  background-color: rgba(244, 238, 222, 0.4);
  box-shadow: none;
}

.nrt-faq-item .accordion-button:focus {
  box-shadow: none;
  border-color: rgba(233, 197, 126, 0.4);
}

.nrt-faq-body {
  font-size: 14.5px;
  color: #475569;
  line-height: 1.65;
  padding: 20px 22px;
}

/* 12. ROYAL CTA BAND */
.nrt-cta-section {
  padding: 60px 0 90px 0;
  background-color: #FFFFFF;
}

.nrt-cta-card {
  background: linear-gradient(135deg, #122544 0%, #1A3460 100%);
  border-radius: 22px;
  border: 1.5px solid rgba(233, 197, 126, 0.45);
  padding: 48px 40px;
  box-shadow: 0 20px 50px rgba(10, 22, 40, 0.18);
  color: #FFFFFF;
  text-align: center;
}

.nrt-cta-card h2 {
  font-family: var(--font-serif);
  font-size: clamp(26px, 3.8vw, 42px);
  color: #FFFFFF;
  margin-bottom: 12px;
}

.nrt-cta-card h2 em {
  font-style: italic;
  color: var(--gold-accent);
}

.nrt-cta-card p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.88);
  max-width: 680px;
  margin: 0 auto 30px auto;
  line-height: 1.6;
}

/* 13. SLEEK FLOATING WHATSAPP BUTTON */
.nrt-floating-wa {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 1030;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #FFFFFF !important;
  padding: 10px 18px;
  border-radius: 50px;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  text-decoration: none;
  font-weight: 700;
  font-size: 13.5px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.nrt-floating-wa:hover {
  background: #20BA56;
  color: #FFFFFF !important;
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.45);
}

@media (max-width: 575.98px) {
  .nrt-floating-wa {
    bottom: 18px;
    left: 18px;
    right: auto;
    padding: 10px 14px;
    font-size: 12.5px;
  }
}