/* ===================================================
   OTUT TRAVEL GROUP - ARTISTIC WATERCOLOR STYLE
   Colors: Terracotta (#e76f51), Sunset Ochre (#f4a261), 
           Deep Forest Teal (#2a9d8f), Ink Navy (#264653)
   Aesthetic: Watercolor splashes, torn paper & painterly strokes
   =================================================== */

:root {
  --primary: #e76f51;
  --primary-hover: #d6593a;
  --secondary: #2a9d8f;
  --secondary-dark: #1f7268;
  --accent: #f4a261;
  --accent-gold: #e9c46a;
  --dark: #264653;
  --dark-rgb: 38, 70, 83;
  --light-canvas: #fcf9f2;
  --paper-tint: #f6efe2;
  --white: #ffffff;
  --text-main: #333d42;
  --text-muted: #64748b;
  --border-color: #ebdccc;
  
  --font-bangla: 'Hind Siliguri', -apple-system, sans-serif;
  --font-serif: 'Playfair Display', serif;
  --font-hand: 'Caveat', cursive;
  
  --shadow-artistic: 0 10px 25px -5px rgba(231, 111, 81, 0.15), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-card: 0 14px 30px rgba(38, 70, 83, 0.08);
  --radius-brush: 255px 15px 225px 15px/15px 225px 15px 255px;
  --radius-blob: 40% 60% 70% 30% / 40% 50% 60% 50%;
  --transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-bangla);
  background-color: var(--light-canvas);
  background-image: 
    radial-gradient(#ebdccc 1px, transparent 1px),
    radial-gradient(#f4ebd9 1px, var(--light-canvas) 1px);
  background-size: 40px 40px;
  background-position: 0 0, 20px 20px;
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
}

/* Canvas Interactive Layer */
.brush-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 9999;
}

/* Floating Splatters */
.splatter-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.splat {
  position: absolute;
  filter: blur(40px);
  opacity: 0.25;
  border-radius: var(--radius-blob);
  animation: floatSplat 18s infinite alternate ease-in-out;
}

.splat-1 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, #e76f51, #f4a261);
  top: -100px;
  right: -80px;
}

.splat-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #2a9d8f, #48cae4);
  top: 40%;
  left: -150px;
  animation-duration: 22s;
}

.splat-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #e9c46a, #f4a261);
  bottom: 10%;
  right: -100px;
  animation-duration: 16s;
}

.splat-4 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, #7209b7, #f72585);
  top: 75%;
  left: 30%;
  opacity: 0.12;
  animation-duration: 26s;
}

@keyframes floatSplat {
  0% { transform: translate(0, 0) scale(1) rotate(0deg); }
  50% { transform: translate(40px, 30px) scale(1.08) rotate(20deg); }
  100% { transform: translate(-30px, 50px) scale(0.95) rotate(-15deg); }
}

/* Layout Utilities */
.container {
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 2;
}

.section-padding {
  padding: 5rem 0;
}

.text-center {
  text-align: center;
}

/* Typography & Headings */
h1, h2, h3, h4, h5 {
  color: var(--dark);
  font-weight: 700;
  line-height: 1.3;
}

.section-subtitle {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 0.5rem;
  padding: 0.2rem 0.8rem;
  background: rgba(231, 111, 81, 0.1);
  border-radius: 20px;
}

.section-title {
  font-size: 2.3rem;
  margin-bottom: 0.6rem;
}

.section-caption {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

.brush-underline {
  height: 8px;
  width: 140px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--secondary));
  margin: 0.5rem auto 1rem;
  border-radius: 255px 15px 225px 15px/15px 225px 15px 255px;
  transform: rotate(-1deg);
}

.brush-underline.left-aligned {
  margin: 0.5rem 0 1.5rem;
}

/* Artistic Brush Buttons */
.btn-brush {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-bangla);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  border-radius: 255px 25px 225px 25px/25px 225px 25px 255px;
  box-shadow: 2px 4px 10px rgba(0, 0, 0, 0.08);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #e25838);
  color: var(--white);
  border-color: #d14d2e;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #d6593a, #b83d1e);
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 18px rgba(231, 111, 81, 0.35);
}

.btn-outline {
  background: #ffffff;
  color: var(--dark);
  border: 2px dashed var(--secondary);
}

.btn-outline:hover {
  background: var(--secondary);
  color: var(--white);
  border-style: solid;
  transform: translateY(-3px);
}

.w-100 {
  width: 100%;
}

/* ===================================================
   NAVIGATION BAR
   =================================================== */
.navbar-wrapper {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(252, 249, 242, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid #ecdccb;
  transition: var(--transition);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--dark);
}

.logo-palette {
  width: 46px;
  height: 46px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-brush);
  font-size: 1.4rem;
  box-shadow: 2px 4px 8px rgba(231, 111, 81, 0.3);
  transform: rotate(-4deg);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.bangla-title {
  font-size: 1.4rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--dark);
}

.highlight-brush {
  color: var(--primary);
  position: relative;
  display: inline-block;
}

.english-subtitle {
  font-size: 0.75rem;
  font-family: var(--font-hand);
  letter-spacing: 1px;
  color: var(--secondary-dark);
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--dark);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 0.35rem 0.5rem;
  position: relative;
  transition: var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 3px;
  background: var(--primary);
  border-radius: 3px;
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
}

.nav-link:hover::after, .nav-link.active::after {
  transform: translateX(-50%) scaleX(1);
}

.btn-nav {
  padding: 0.55rem 1.25rem;
  font-size: 0.9rem;
}

.sound-toggle-btn {
  background: #ffffff;
  border: 1.5px solid var(--secondary);
  color: var(--secondary-dark);
  border-radius: 30px;
  padding: 0.45rem 0.85rem;
  font-family: var(--font-bangla);
  font-size: 0.82rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  transition: var(--transition);
}

.sound-toggle-btn:hover {
  background: var(--secondary);
  color: #fff;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--dark);
  cursor: pointer;
}

/* ===================================================
   HERO SECTION
   =================================================== */
.hero-section {
  padding: 4.5rem 0 3.5rem;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

.badge-brush {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(244, 162, 97, 0.18);
  border: 1px solid rgba(244, 162, 97, 0.4);
  color: #c85a17;
  border-radius: var(--radius-brush);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 1.2rem;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  margin-bottom: 1.2rem;
  color: var(--dark);
}

.brush-stroke-text {
  position: relative;
  color: #c93b16;
  white-space: nowrap;
  z-index: 1;
}

.brush-stroke-text::before {
  content: '';
  position: absolute;
  left: -8px;
  right: -8px;
  bottom: 8px;
  height: 24px;
  background: rgba(233, 196, 106, 0.45);
  z-index: -1;
  border-radius: 255px 15px 225px 15px/15px 225px 15px 255px;
  transform: rotate(-1.5deg);
}

.hero-desc {
  font-size: 1.15rem;
  color: #4b5563;
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-bottom: 2.8rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  background: rgba(255, 255, 255, 0.8);
  border: 1px dashed #dec9b3;
  padding: 1.2rem 1.6rem;
  border-radius: var(--radius-brush);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.04);
}

.stat-card {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
}

.stat-text {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.stat-divider {
  width: 1px;
  height: 38px;
  background: #ecdccb;
}

/* Visual Canvas Frame */
.hero-visual {
  position: relative;
}

.art-frame-wrapper {
  position: relative;
  padding: 1rem;
}

.watercolor-frame {
  position: relative;
  background: #ffffff;
  padding: 12px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(38, 70, 83, 0.15);
  border: 3px solid #ebdccc;
  transform: rotate(2deg);
  transition: var(--transition);
}

.watercolor-frame:hover {
  transform: rotate(0deg) scale(1.02);
}

.frame-image {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: 12px;
  display: block;
}

.frame-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--dark);
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: 30px;
  font-size: 0.85rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.frame-badge i {
  color: var(--primary);
}

/* Floating Polaroids */
.polaroid-overlay {
  position: absolute;
  background: #ffffff;
  padding: 8px 8px 14px 8px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  border: 1px solid #ebdccc;
  border-radius: 4px;
  transition: var(--transition);
  cursor: pointer;
}

.polaroid-overlay img {
  width: 140px;
  height: 100px;
  object-fit: cover;
  display: block;
  border-radius: 2px;
}

.polaroid-overlay p {
  font-family: var(--font-hand);
  font-size: 1.1rem;
  text-align: center;
  margin-top: 6px;
  color: #333;
}

.polaroid-1 {
  bottom: -30px;
  left: -35px;
  transform: rotate(-10deg);
}

.polaroid-2 {
  top: -20px;
  right: -25px;
  transform: rotate(12deg);
}

.polaroid-overlay:hover {
  transform: scale(1.1) rotate(0deg);
  z-index: 10;
}

/* Quote Strip */
.brush-quote-strip {
  background: linear-gradient(90deg, #2a9d8f, #264653);
  color: #ffffff;
  padding: 1.2rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.quote-text {
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.5px;
}

/* ===================================================
   DESTINATIONS SECTION
   =================================================== */
.destinations-section {
  background: #fbf6ec;
  border-top: 2px dashed #ebdccc;
  border-bottom: 2px dashed #ebdccc;
}

.filter-tabs-wrapper {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.8rem;
}

.filter-btn {
  background: #ffffff;
  border: 1.5px solid #dcd1c2;
  color: var(--dark);
  font-family: var(--font-bangla);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.5rem 1.4rem;
  border-radius: var(--radius-brush);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(231, 111, 81, 0.25);
}

.destinations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2.2rem;
}

.tour-card {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #eadbc8;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.tour-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 35px rgba(38, 70, 83, 0.12);
}

.card-image-box {
  position: relative;
  height: 230px;
  overflow: hidden;
}

.card-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.tour-card:hover .card-image-box img {
  transform: scale(1.08);
}

.card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 20px;
  color: #fff;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.tag-sky { background: #0284c7; }
.tag-emerald { background: #059669; }
.tag-coral { background: #ea580c; }
.tag-lime { background: #65a30d; }
.tag-violet { background: #7c3aed; }

.card-price-swatch {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(4px);
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.card-price-swatch span {
  color: var(--primary);
  font-size: 1.15rem;
  font-weight: 800;
}

.card-body {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
}

.card-meta span {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.card-desc {
  font-size: 0.92rem;
  color: #555e66;
  margin-bottom: 1.1rem;
  line-height: 1.5;
}

.card-perks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 1.3rem;
  font-size: 0.82rem;
  color: var(--secondary-dark);
}

.card-perks span {
  background: rgba(42, 157, 143, 0.1);
  padding: 0.2rem 0.6rem;
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.card-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.btn-card {
  flex-grow: 1;
  padding: 0.65rem 1rem;
  font-size: 0.95rem;
}

.btn-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-brush);
  border: 1.5px solid #d5c8b5;
  background: #ffffff;
  color: var(--dark);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.btn-icon:hover {
  background: var(--secondary);
  color: #fff;
  border-color: var(--secondary);
}

/* ===================================================
   CALCULATOR SECTION
   =================================================== */
.calc-section {
  position: relative;
}

.calc-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3.5rem;
  align-items: center;
}

.calc-title {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.calc-desc {
  color: #546067;
  margin-bottom: 1.8rem;
}

.palette-swatches {
  display: flex;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.swatch {
  font-size: 0.8rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-brush);
  font-weight: 600;
  color: #fff;
}

.swatch-1 { background: #e76f51; }
.swatch-2 { background: #2a9d8f; }
.swatch-3 { background: #65a30d; }
.swatch-4 { background: #3a86ff; }

.calc-feature-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--dark);
  font-weight: 600;
}

.calc-feature-list div {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.calc-feature-list i {
  color: var(--primary);
}

.calc-card {
  background: #ffffff;
  padding: 2.2rem;
  border-radius: 20px;
  border: 2px solid #ebdccc;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.06);
}

.calc-card-title {
  font-size: 1.35rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--primary);
  border-bottom: 1px dashed #ebdccc;
  padding-bottom: 0.8rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  font-size: 0.92rem;
  color: var(--dark);
}

.badge-value {
  color: var(--primary);
  font-weight: 700;
}

.calc-input, .form-ctrl {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid #d8cbba;
  border-radius: 10px;
  font-family: var(--font-bangla);
  font-size: 0.95rem;
  background: #fdfbf7;
  color: var(--dark);
  outline: none;
  transition: var(--transition);
}

.calc-input:focus, .form-ctrl:focus {
  border-color: var(--primary);
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(231, 111, 81, 0.15);
}

.range-slider {
  width: 100%;
  accent-color: var(--primary);
  cursor: pointer;
}

.radio-options, .checkbox-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.radio-chip, .checkbox-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: #f7f1e7;
  padding: 0.4rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  cursor: pointer;
  border: 1px solid #dec8b3;
  transition: var(--transition);
}

.radio-chip:hover, .checkbox-chip:hover {
  background: #ebdcc9;
}

.calc-result-box {
  background: linear-gradient(135deg, #fef8f0, #fcf1e4);
  border: 1.5px dashed var(--primary);
  border-radius: 12px;
  padding: 1.2rem;
  text-align: center;
  margin-bottom: 1.3rem;
}

.result-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
}

.result-price {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}

.result-sub {
  font-size: 0.85rem;
  color: var(--secondary-dark);
  font-weight: 600;
}

/* ===================================================
   GALLERY SECTION
   =================================================== */
.gallery-section {
  background: #fbf7ee;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  position: relative;
  height: 250px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  border: 3px solid #ffffff;
  cursor: pointer;
  transition: var(--transition);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(38, 70, 83, 0.7);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.8rem;
  color: #ffffff;
  opacity: 0;
  transition: var(--transition);
  padding: 1rem;
  text-align: center;
}

.gallery-overlay span {
  font-weight: 600;
  font-size: 1.05rem;
}

.gallery-overlay i {
  font-size: 1.4rem;
  color: var(--accent);
}

.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 30px rgba(0,0,0,0.15);
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

/* ===================================================
   ABOUT SECTION
   =================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 3.5rem;
  align-items: center;
}

.paint-splash-box {
  position: relative;
  padding: 1rem;
}

.about-img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(38, 70, 83, 0.15);
  border: 4px solid #fff;
}

.experience-badge {
  position: absolute;
  bottom: -20px;
  right: -10px;
  background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
  color: #fff;
  padding: 1.2rem 1.6rem;
  border-radius: var(--radius-brush);
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 10px 20px rgba(42, 157, 143, 0.3);
}

.exp-num {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
}

.exp-text {
  font-size: 0.85rem;
  font-weight: 600;
}

.about-text {
  font-size: 1.08rem;
  color: #4b5563;
  margin-bottom: 2rem;
  line-height: 1.8;
}

.about-pillars {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.pillar-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.pillar-icon {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  border-radius: 12px;
  background: rgba(231, 111, 81, 0.12);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.pillar-info h4 {
  font-size: 1.1rem;
  margin-bottom: 0.2rem;
}

.pillar-info p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ===================================================
   REVIEWS / POSTCARDS
   =================================================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.postcard-card {
  background: #ffffff;
  padding: 1.8rem;
  border-radius: 8px;
  border: 1px solid #ded0be;
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
  position: relative;
  transition: var(--transition);
}

.postcard-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 18px 30px rgba(0,0,0,0.1);
}

.post-stamp {
  position: absolute;
  top: 15px;
  right: 15px;
  border: 2px dashed #e76f51;
  padding: 4px 8px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #e76f51;
  display: flex;
  align-items: center;
  gap: 4px;
  transform: rotate(5deg);
}

.stars {
  color: #f59e0b;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.postcard-message {
  font-style: italic;
  font-size: 0.95rem;
  color: #4b5563;
  margin-bottom: 1.4rem;
  line-height: 1.6;
}

.reviewer-meta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  border-top: 1px dashed #ebdccc;
  padding-top: 1rem;
}

.avatar-circle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.reviewer-meta h5 {
  font-size: 1rem;
  color: var(--dark);
}

.reviewer-meta small {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* Fun Interactive Section */
.fun-canvas-section {
  padding: 3.5rem 0;
  background: linear-gradient(135deg, #fef4ea, #faede1);
  border-top: 2px dashed #ebdccc;
  border-bottom: 2px dashed #ebdccc;
}

.fun-desc {
  color: #64748b;
  margin: 0.8rem auto 1.5rem;
  max-width: 500px;
}

/* ===================================================
   CONTACT SECTION
   =================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3.5rem;
}

.contact-desc {
  color: var(--text-muted);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.contact-cards-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.c-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: #ffffff;
  padding: 1rem 1.2rem;
  border-radius: 12px;
  border: 1px solid #ebdccc;
}

.c-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-brush);
  background: rgba(42, 157, 143, 0.12);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.c-card h4 {
  font-size: 0.95rem;
  color: var(--dark);
}

.c-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.social-links-brush {
  display: flex;
  gap: 0.8rem;
}

.social-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #ffffff;
  border: 1.5px solid #dec8b3;
  color: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 1.1rem;
  transition: var(--transition);
}

.social-circle:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-3px);
}

.contact-form-box {
  background: #ffffff;
  padding: 2.2rem;
  border-radius: 20px;
  border: 2px solid #ebdccc;
  box-shadow: 0 15px 35px rgba(0,0,0,0.06);
}

.form-title {
  font-size: 1.35rem;
  margin-bottom: 1.4rem;
  color: var(--dark);
}

.form-row {
  display: flex;
  gap: 1rem;
}

.form-group.half {
  flex: 1;
}

/* ===================================================
   FOOTER
   =================================================== */
.footer {
  background: #1f343e;
  color: #d1d5db;
  padding-top: 4.5rem;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.footer-logo {
  color: #ffffff;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  gap: 0.6rem;
}

.footer-logo i {
  color: var(--accent);
}

.footer-desc {
  font-size: 0.92rem;
  line-height: 1.6;
  margin-bottom: 1.2rem;
}

.reg-number {
  font-size: 0.82rem;
  color: var(--accent-gold);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.f-title {
  color: #ffffff;
  font-size: 1.1rem;
  margin-bottom: 1.2rem;
  position: relative;
  padding-bottom: 0.4rem;
}

.f-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--primary);
}

.f-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.f-links a {
  color: #9ca3af;
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

.f-links a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.f-newsletter p {
  font-size: 0.88rem;
  margin-bottom: 0.8rem;
}

.nl-form {
  display: flex;
  background: #2b4552;
  border-radius: 30px;
  padding: 4px;
  border: 1px solid #3c5b6c;
}

.nl-input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 0.6rem 1rem;
  color: #fff;
  font-size: 0.88rem;
  outline: none;
}

.nl-btn {
  width: 40px;
  height: 40px;
  background: var(--primary);
  border: none;
  color: #fff;
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
}

.nl-btn:hover {
  background: #d6593a;
  transform: scale(1.05);
}

.footer-bottom {
  border-top: 1px solid #2e4a58;
  padding: 1.4rem 0;
  font-size: 0.85rem;
  color: #9ca3af;
}

.fb-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.design-credit {
  font-family: var(--font-hand);
  font-size: 1.1rem;
  color: var(--accent-gold);
}

/* ===================================================
   MODALS & TOAST
   =================================================== */
.lightbox-modal, .booking-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  padding: 1.5rem;
}

.lightbox-modal.active, .booking-modal-backdrop.active {
  display: flex;
  animation: fadeIn 0.3s ease;
}

.lightbox-content {
  max-width: 850px;
  max-height: 85vh;
  text-align: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 75vh;
  border-radius: 12px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.5);
}

.lightbox-caption {
  color: #ffffff;
  font-size: 1.1rem;
  margin-top: 0.8rem;
  font-weight: 500;
}

.lightbox-close, .modal-close-btn {
  position: absolute;
  top: 20px;
  right: 25px;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 2.2rem;
  cursor: pointer;
  transition: var(--transition);
}

.booking-modal-box {
  background: #ffffff;
  width: 100%;
  max-width: 480px;
  padding: 2.2rem;
  border-radius: 20px;
  border: 2px solid #ebdccc;
  position: relative;
  box-shadow: 0 20px 45px rgba(0,0,0,0.25);
  animation: slideUp 0.35s ease;
}

.booking-modal-box .modal-close-btn {
  color: var(--dark);
  top: 15px;
  right: 18px;
  font-size: 1.8rem;
}

.modal-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.modal-palette-icon {
  width: 50px;
  height: 50px;
  margin: 0 auto 0.6rem;
  background: rgba(231, 111, 81, 0.15);
  color: var(--primary);
  border-radius: var(--radius-brush);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.modal-header h3 {
  font-size: 1.4rem;
  color: var(--dark);
}

.modal-header p {
  color: var(--secondary);
  font-weight: 600;
  font-size: 0.95rem;
}

/* Toast Notification */
.toast-box {
  position: fixed;
  bottom: 25px;
  right: 25px;
  background: var(--dark);
  color: #ffffff;
  padding: 0.9rem 1.4rem;
  border-radius: 12px;
  border-left: 5px solid var(--secondary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.2);
  z-index: 11000;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
  font-size: 0.95rem;
}

.toast-box.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-box i {
  color: var(--secondary);
  font-size: 1.2rem;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { transform: translateY(30px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* ===================================================
   RESPONSIVE DESIGN
   =================================================== */
@media (max-width: 992px) {
  .hero-grid, .calc-wrapper, .about-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .hero-visual {
    order: -1;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .hero-title {
    font-size: 2.6rem;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #fbf7ee;
    flex-direction: column;
    padding: 1.5rem;
    box-shadow: 0 15px 25px rgba(0,0,0,0.1);
    transform: translateY(-150%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
    border-bottom: 2px solid #ecdccb;
  }
  
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .form-row {
    flex-direction: column;
    gap: 0;
  }
  
  .hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .stat-divider {
    display: none;
  }
  
  .polaroid-overlay {
    display: none;
  }
}

@media (max-width: 576px) {
  .section-title {
    font-size: 1.8rem;
  }
  
  .hero-title {
    font-size: 2.1rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .fb-flex {
    flex-direction: column;
    text-align: center;
  }
}

/* ===================================================
   GOOGLE SHEETS DYNAMIC SYNC & DETAILS MODAL STYLES
   =================================================== */
.sheet-sync-container {
  display: flex;
  justify-content: center;
  margin: 1.2rem 0 2.2rem;
}

.sheet-sync-bar {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background: var(--white);
  padding: 0.45rem 1rem;
  border-radius: 50px;
  border: 1.5px solid var(--border-color);
  box-shadow: 0 4px 18px rgba(38, 70, 83, 0.06);
  flex-wrap: wrap;
  justify-content: center;
}

.sheet-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--dark);
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
  display: inline-block;
  animation: pulseDot 2s infinite;
}

.status-dot.loading {
  background: #f59e0b;
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

.status-dot.error {
  background: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

@keyframes pulseDot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.sheet-controls {
  display: inline-flex;
  gap: 0.5rem;
}

.btn-sheet-action {
  font-family: var(--font-bangla);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 0.8rem;
  border-radius: 30px;
  border: 1px solid var(--border-color);
  background: var(--paper-tint);
  color: var(--dark);
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.btn-sheet-action:hover {
  background: var(--secondary);
  color: #fff;
  border-color: var(--secondary);
  transform: translateY(-1px);
}

/* Skeleton Loading Cards */
.skeleton-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  animation: skeletonPulse 1.4s ease-in-out infinite;
  min-height: 380px;
}

.skeleton-img {
  width: 100%;
  height: 200px;
  background: linear-gradient(90deg, #ede7db 25%, #f5efe4 50%, #ede7db 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

.skeleton-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.skeleton-line {
  height: 16px;
  background: #ede7db;
  border-radius: 6px;
}

.skeleton-line.title {
  width: 75%;
  height: 22px;
}

.skeleton-line.sub {
  width: 45%;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes skeletonPulse {
  0%, 100% { opacity: 0.8; }
  50% { opacity: 1; }
}

/* Tour Details Modal */
.details-modal-box {
  max-width: 660px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 1.8rem;
}

.details-modal-img {
  width: 100%;
  height: 230px;
  object-fit: cover;
  border-radius: 14px;
  border: 2px solid var(--border-color);
}

.details-modal-tags {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
}

.details-price-badge {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-bangla);
}

.details-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--dark);
  margin: 0.6rem 0;
}

.details-meta-strip {
  display: flex;
  gap: 1.4rem;
  flex-wrap: wrap;
  padding: 0.7rem 0;
  margin-bottom: 1rem;
  border-top: 1px dashed var(--border-color);
  border-bottom: 1px dashed var(--border-color);
  font-size: 0.92rem;
  color: var(--text-muted);
}

.details-meta-strip i {
  color: var(--secondary);
  margin-right: 0.3rem;
}

.details-desc-box {
  margin-bottom: 1.2rem;
}

.details-desc-box h4,
.details-features-box h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 0.4rem;
}

.details-desc-box p {
  color: var(--text-main);
  line-height: 1.7;
  font-size: 0.95rem;
}

.details-perks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.6rem;
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 1.5rem;
}

.details-perks-grid li {
  font-size: 0.92rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-main);
}

.details-perks-grid li i {
  color: var(--secondary);
}

.sheet-modal-box {
  max-width: 540px;
}

.sheet-modal-actions {
  display: flex;
  gap: 0.8rem;
  margin-top: 1.2rem;
}

.sheet-guide-link-box {
  margin-top: 1rem;
}

.sheet-guide-text {
  font-size: 0.82rem;
  color: var(--dark);
  background: rgba(42, 157, 143, 0.08);
  padding: 0.65rem 0.9rem;
  border-radius: 8px;
  line-height: 1.6;
  border-left: 3px solid var(--secondary);
}

.sheet-guide-text code {
  background: rgba(0,0,0,0.06);
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  font-family: monospace;
}