/* ═══════════════════════════════════════════
   THEME COLORS — Change here to update whole site
   ═══════════════════════════════════════════ */
:root {
  --theme:        #0787c9;
  --theme-dark:   #056ba3;
  --theme-light:  #e8f5fb;
  --theme-ring:   rgba(7,135,201,0.35);

  --text-heading: #1e293b;
  --text-body:    #475569;
  --text-muted:   #94a3b8;
  --bg-page:      #f8fafc;
  --bg-white:     #ffffff;
  --border-light: #e2e8f0;
  --nav-text:     #1e293b;
  --nav-hover:    var(--theme);
  --cta-from:     var(--theme);
  --cta-to:       #054b7a;
  --footer-bg:    #0f172a;
}

/* ═══════════════════════════════════════════
   BASE RESETS & GLOBAL
   ═══════════════════════════════════════════ */
html { scroll-behavior: smooth; }

body {
    line-height: 1.6;
    color: var(--text-body);
    background: var(--bg-page);
}

body.font-en {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body.font-bn {
    font-family: 'Hind Siliguri', sans-serif;
}

/* ═══════════════════════════════════════════
   NAVIGATION
   ═══════════════════════════════════════════ */
.navbar {
  background: var(--bg-white);
  box-shadow: 0 1px 12px rgba(0,0,0,0.08);
}

.nav-link {
  color: var(--nav-text);
  font-weight: 500;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--nav-hover); }

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--bg-white);
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  border: 1px solid var(--border-light);
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(4px);
  transition: all 0.2s ease;
  z-index: 60;
}

.nav-item:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown a {
  display: block;
  padding: 0.6rem 1.25rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--nav-text);
  transition: background 0.15s, color 0.15s;
}
.nav-dropdown a:hover {
  background: var(--theme-light);
  color: var(--theme);
}

.nav-arrow {
  font-size: 0.6rem;
  margin-left: 2px;
  transition: transform 0.2s;
}
.nav-item:hover .nav-arrow {
  transform: rotate(180deg);
}

/* Mobile nav */
.mobile-menu {
  background: var(--bg-white);
  border-top: 1px solid var(--border-light);
  box-shadow: 0 8px 30px rgba(0,0,0,0.1);
}

.mobile-menu a,
.mobile-menu button {
  color: var(--nav-text);
  font-size: 1.05rem;
}

.mobile-sub-menu {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.3s ease;
}
.mobile-sub-menu.open {
  max-height: 500px;
}

.mobile-sub-arrow {
  transition: transform 0.3s;
}
.mobile-sub-arrow.rotated {
  transform: rotate(180deg);
}

/* ═══════════════════════════════════════════
   SECTION UTILITIES
   ═══════════════════════════════════════════ */
.section-heading {
  color: var(--theme);
}

.section-divider {
  height: 3px;
  width: 60px;
  background: var(--theme);
  border-radius: 9999px;
  box-shadow: 0 2px 8px var(--theme-ring);
}

.card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 1rem;
  transition: box-shadow 0.3s, transform 0.3s;
}
.card:hover {
  box-shadow: 0 12px 40px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════ */
.btn-theme {
  background: var(--theme);
  color: #fff;
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 0.75rem;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
}
.btn-theme:hover {
  background: var(--theme-dark);
}

.btn-outline {
  background: transparent;
  color: var(--theme);
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 0.75rem;
  border: 1.5px solid var(--theme);
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
}
.btn-outline:hover {
  background: var(--theme-light);
}

.btn-ghost {
  background: var(--bg-white);
  color: var(--text-heading);
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: background 0.2s;
  font-size: 1rem;
}
.btn-ghost:hover {
  background: #f1f5f9;
}

/* ═══════════════════════════════════════════
   COUNTER SECTION
   ═══════════════════════════════════════════ */
.counter-icon {
  width: 3.5rem;
  height: 3.5rem;
  background: var(--theme-light);
  color: var(--theme);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.counter-number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--text-heading);
  line-height: 1;
  margin-bottom: 0.25rem;
}

.counter-label {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
}

.counter-tag {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* ═══════════════════════════════════════════
   MARQUEE
   ═══════════════════════════════════════════ */
.masked-fade {
  -webkit-mask-image: linear-gradient(to right, transparent, black 12%, black 88%, transparent);
  mask-image: linear-gradient(to right, transparent, black 12%, black 88%, transparent);
}

@keyframes marqueeLeft {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@keyframes marqueeRight {
  0%   { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

.marquee-track-left  { animation: marqueeLeft 30s linear infinite; }
.marquee-track-right { animation: marqueeRight 30s linear infinite; }

.marquee-track-left:hover,
.marquee-track-right:hover {
  animation-play-state: paused;
}

.partner-logo {
  height: 4rem;
  width: auto;
  object-fit: contain;
  filter: grayscale(1) opacity(0.5);
  transition: filter 0.3s;
}
.partner-logo:hover {
  filter: grayscale(0) opacity(1);
}

/* ═══════════════════════════════════════════
   PACKAGE CARDS
   ═══════════════════════════════════════════ */
.pkg-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 1.25rem;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: box-shadow 0.3s, transform 0.3s;
}
.pkg-card:hover {
  box-shadow: 0 16px 48px rgba(0,0,0,0.05);
  transform: translateY(-3px);
}

.pkg-card-popular {
  border: 2px solid var(--theme);
  box-shadow: 0 16px 48px rgba(0,0,0,0.06);
  transform: scale(1.03);
}
.pkg-card-popular:hover {
  transform: scale(1.05);
}

.pkg-badge {
  position: absolute;
  top: -0.875rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--theme);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: 9999px;
  white-space: nowrap;
}

.pkg-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-heading);
  line-height: 1.3;
  margin-bottom: 0.5rem;
}

.pkg-price {
  font-size: 2.25rem;
  font-weight: 900;
  color: var(--text-heading);
  line-height: 1;
}

.pkg-price-accent {
  color: var(--theme);
}

.pkg-feature {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-body);
  line-height: 1.5;
}

.pkg-feature i {
  color: var(--theme);
  margin-right: 0.35rem;
  font-size: 0.85rem;
}

.pkg-feature-muted i {
  color: var(--text-muted);
}

/* Slider arrows */
.slider-arrow {
  width: 2.75rem;
  height: 2.75rem;
  background: var(--bg-white);
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--theme);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  z-index: 40;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}
.slider-arrow:hover {
  background: #f1f5f9;
}
.slider-arrow:active {
  transform: translateY(-50%) scale(0.95);
}

.slider-dot {
  height: 0.625rem;
  border-radius: 9999px;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  background: var(--border-light);
}
.slider-dot.active {
  background: var(--theme);
  width: 2rem;
}
.slider-dot:not(.active) {
  width: 0.625rem;
}

/* ═══════════════════════════════════════════
   CTA BANNER
   ═══════════════════════════════════════════ */
.cta-banner {
  background: linear-gradient(135deg, var(--cta-from), var(--cta-to));
}


/* ═══════════════════════════════════════════
   WHY CHOOSE US
   ═══════════════════════════════════════════ */
.why-icon {
  width: 4rem;
  height: 4rem;
  background: var(--theme-light);
  color: var(--theme);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
  transition: transform 0.3s;
}
.group:hover .why-icon {
  transform: translateY(-2px);
}

.why-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.35;
}

/* ═══════════════════════════════════════════
   HOTEL SHOWCASE SPLIT-SLIDER
   ═══════════════════════════════════════════ */
.hotel-slide-track {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: none;
}
.hotel-slide-track::-webkit-scrollbar { display: none; }

.hotel-slide-item {
  scroll-snap-align: start;
  flex: 0 0 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 500px;
}
@media (max-width: 768px) {
  .hotel-slide-item {
    grid-template-columns: 1fr;
    min-height: auto;
  }
}

.hotel-slide-img {
  position: relative;
  overflow: hidden;
  min-height: 300px;
}
@media (max-width: 768px) {
  .hotel-slide-img { min-height: 260px; }
}
.hotel-slide-img img {
  transition: transform 0.6s ease;
}
.hotel-slide-item:hover .hotel-slide-img img {
  transform: scale(1.04);
}

.hotel-slide-text {
  display: flex;
  align-items: center;
  padding: 3rem 4rem;
  background: var(--bg-white);
}
@media (max-width: 1024px) {
  .hotel-slide-text { padding: 2.5rem 3rem; }
}
@media (max-width: 768px) {
  .hotel-slide-text { padding: 2rem 1.5rem; }
}

.hotel-slide-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
  width: 3rem;
  height: 3rem;
  border-radius: 9999px;
  background: var(--bg-white);
  border: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
  color: var(--theme);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, transform 0.15s;
}
.hotel-slide-arrow:hover {
  background: var(--theme);
  color: #fff;
}
.hotel-slide-arrow:active {
  transform: translateY(-50%) scale(0.93);
}

.hotel-slide-dot {
  width: 0.625rem;
  height: 0.625rem;
  border-radius: 9999px;
  border: none;
  background: var(--border-light);
  cursor: pointer;
  transition: all 0.3s;
}
.hotel-slide-dot.active {
  background: var(--theme);
  width: 2rem;
}

/* ═══════════════════════════════════════════
   BLOG SLIDER
   ═══════════════════════════════════════════ */
.blog-track {
  display: flex;
  gap: 1.5rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 0.5rem;
  scrollbar-width: none;
}
.blog-track::-webkit-scrollbar { display: none; }

.blog-card {
  scroll-snap-align: start;
  flex: 0 0 calc(25% - 1.125rem);
  min-width: 280px;
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 1rem;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.08);
}

.blog-card-img {
  position: relative;
  height: 12rem;
  overflow: hidden;
}
.blog-card-img img {
  transition: transform 0.5s ease;
}
.blog-card:hover .blog-card-img img {
  transform: scale(1.08);
}

.blog-date {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: var(--theme);
  color: #fff;
  border-radius: 0.625rem;
  padding: 0.4rem 0.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1.2;
}

.blog-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.4;
  margin-bottom: 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.2s;
}
.blog-card:hover .blog-card-title {
  color: var(--theme);
}

.blog-card-excerpt {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0.75rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.blog-card-link {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--theme);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap 0.2s;
}
.blog-card:hover .blog-card-link {
  gap: 0.7rem;
}

.blog-arrow {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 9999px;
  border: 1.5px solid var(--border-light);
  background: var(--bg-white);
  color: var(--theme);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.blog-arrow:hover {
  background: var(--theme);
  color: #fff;
  border-color: var(--theme);
}
.blog-arrow:active {
  transform: scale(0.93);
}

@media (max-width: 1024px) {
  .blog-card { flex: 0 0 calc(33.333% - 1rem); }
}
@media (max-width: 768px) {
  .blog-card { flex: 0 0 calc(50% - 0.75rem); min-width: 260px; }
}
@media (max-width: 480px) {
  .blog-card { flex: 0 0 100%; min-width: 0; }
}

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
.footer-section {
  background: var(--footer-bg);
  color: #94a3b8;
}

.footer-link {
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.2s;
}
.footer-link:hover { color: #fff; }

.footer-heading {
  color: #f1f5f9;
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

/* ═══════════════════════════════════════════
   FLOATING BUTTONS
   ═══════════════════════════════════════════ */
.float-btn {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
  transition: transform 0.2s, box-shadow 0.2s;
}
.float-btn:hover {
  transform: scale(1.08);
}

.float-call {
  background: var(--theme);
}
.float-wa {
  background: #25D366;
}

/* ═══════════════════════════════════════════
   GRID BACKGROUNDS
   ═══════════════════════════════════════════ */
.grid-bg {
  background-image:
    linear-gradient(to right, var(--border-light) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border-light) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ═══════════════════════════════════════════
   SCROLL FADE-IN
   ═══════════════════════════════════════════ */
.scroll-fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.scroll-fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════
   RESPONSIVE TWEAKS
   ═══════════════════════════════════════════ */
@media (max-width: 768px) {
  .pkg-card-popular {
    transform: none;
  }
  .pkg-card-popular:hover {
    transform: translateY(-3px);
  }
}

/* ═══════════════════════════════════════════
   ABOUT PAGE — SCROLL ANIMATIONS
   ═══════════════════════════════════════════ */
.anim-fade-up,
.anim-fade-down,
.anim-slide-left,
.anim-slide-right,
.anim-scale-in {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.anim-fade-up    { transform: translateY(40px); }
.anim-fade-down  { transform: translateY(-40px); }
.anim-slide-left { transform: translateX(-60px); }
.anim-slide-right{ transform: translateX(60px); }
.anim-scale-in   { transform: scale(0.9); }

.anim-fade-up.in-view,
.anim-fade-down.in-view,
.anim-slide-left.in-view,
.anim-slide-right.in-view,
.anim-scale-in.in-view {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Floating badge animation */
@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-10px); }
}
.anim-float {
  animation: floatBadge 3s ease-in-out infinite;
}

/* ═══════════════════════════════════════════
   ABOUT PAGE — PDF PREVIEW CARDS
   ═══════════════════════════════════════════ */
.pdf-card {
  background: var(--bg-white);
  border: 1px solid var(--border-light);
  border-radius: 1.25rem;
  overflow: hidden;
  transition: box-shadow 0.3s, transform 0.3s;
}
.pdf-card:hover {
  box-shadow: 0 20px 50px rgba(0,0,0,0.08);
  transform: translateY(-4px);
}

.pdf-preview {
  position: relative;
  height: 14rem;
  background: linear-gradient(135deg, #f8fafc, #e2e8f0);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.pdf-icon-wrap {
  position: relative;
  z-index: 2;
  width: 5rem;
  height: 5rem;
  background: #fff;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.pdf-pages {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-6deg);
  display: flex;
  gap: 0.5rem;
}

.pdf-page {
  width: 6rem;
  height: 8rem;
  background: #fff;
  border-radius: 0.4rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.pdf-page-line {
  height: 3px;
  background: #e2e8f0;
  border-radius: 2px;
}

.pdf-page-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  margin: 0.35rem 0;
}

.pdf-card:hover .pdf-pages {
  transform: translate(-50%, -50%) rotate(-3deg) scale(1.05);
  transition: transform 0.4s ease;
}

/* ═══════════════════════════════════════════
   ABOUT PAGE — SOCIAL SHARE BUTTONS
   ═══════════════════════════════════════════ */
.social-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: 0.875rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: #fff;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s, filter 0.2s;
}
.social-share-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  filter: brightness(1.1);
}
.social-share-btn:active {
  transform: translateY(0) scale(0.97);
}

.social-facebook  { background: #1877f2; }
.social-twitter   { background: #000; }
.social-whatsapp  { background: #25d366; }
.social-linkedin  { background: #0a66c2; }
.social-instagram { background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }

@media (max-width: 640px) {
  .social-share-btn span { display: none; }
  .social-share-btn { padding: 0.9rem; }
  .social-share-btn i { font-size: 1.25rem; }
}

/* ═══════════════════════════════════════════
   PAGE-LOAD ANIMATIONS (pure CSS, no JS)
   ═══════════════════════════════════════════ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(35px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-35px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 0 0 var(--theme-ring); }
  50%      { box-shadow: 0 0 0 12px transparent; }
}