/* ==========================================================================
   J. NUR TRAVELS — ডিজাইন টোকেন
   Navy + Signal Orange, flight-route motif
   ========================================================================== */

:root{
  --navy-950: #0e1a45;
  --navy-900: #14225c;
  --navy-800: #1c2e78;
  --navy-700: #2a3f96;
  --orange-600: #d94e1f;
  --orange-500: #e8672f;
  --orange-100: #fde7da;
  --sand-50:  #faf7f1;
  --sand-100: #f3ecdf;
  --ink-900:  #16213a;
  --ink-600:  #4a5470;
  --ink-400:  #8891a8;
  --white:    #ffffff;
  --line:     #e4ddcb;

  --font-display: 'Baloo Da 2', 'Hind Siliguri', sans-serif;
  --font-body: 'Hind Siliguri', 'Baloo Da 2', sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;

  --shadow-sm: 0 2px 10px rgba(14, 26, 69, 0.06);
  --shadow-md: 0 12px 32px rgba(14, 26, 69, 0.12);
  --shadow-lg: 0 24px 60px rgba(14, 26, 69, 0.18);

  --container: 1180px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink-900);
  background: var(--sand-50);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; margin: 0; padding: 0; }
h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--navy-950);
  line-height: 1.2;
  margin: 0;
}
p{ line-height: 1.75; color: var(--ink-600); margin: 0; }
button{ font-family: inherit; cursor: pointer; }

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 3px solid var(--orange-500);
  outline-offset: 3px;
}

/* ---------------------------------------------------------------------- */
/* Eyebrow / labels                                                        */
/* ---------------------------------------------------------------------- */
.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.03em;
  font-weight: 600;
  color: var(--orange-600);
  background: var(--orange-100);
  padding: 7px 16px;
  border-radius: 999px;
}
.eyebrow::before{
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--orange-600);
}

/* ---------------------------------------------------------------------- */
/* Header                                                                   */
/* ---------------------------------------------------------------------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 241, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
}
.brand{
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img{
  width: 52px;
  height: 52px;
  object-fit: contain;
}
.brand-name{
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--navy-950);
  line-height: 1.15;
}
.brand-name small{
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 12.5px;
  color: var(--orange-600);
  letter-spacing: 0.01em;
}
.main-nav ul{
  display: flex;
  align-items: center;
  gap: 4px;
}
.main-nav a{
  display: inline-block;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15.5px;
  color: var(--navy-900);
  transition: background 0.2s ease, color 0.2s ease;
}
.main-nav a:hover{ background: var(--navy-950); color: var(--white); }
.main-nav a.active{ background: var(--navy-950); color: var(--white); }
.header-cta{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange-600);
  color: var(--white) !important;
  padding: 11px 20px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}
.header-cta:hover{ background: var(--orange-500); }

.nav-toggle{
  display: none;
  width: 44px; height: 44px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--white);
  align-items: center;
  justify-content: center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content: '';
  display: block;
  width: 20px; height: 2px;
  background: var(--navy-950);
  position: relative;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle span::before{ position: absolute; top: -7px; }
.nav-toggle span::after{ position: absolute; top: 7px; }
.nav-toggle.open span{ background: transparent; }
.nav-toggle.open span::before{ top: 0; transform: rotate(45deg); }
.nav-toggle.open span::after{ top: 0; transform: rotate(-45deg); }

@media (max-width: 860px){
  .main-nav{
    position: fixed;
    inset: 74px 0 0 0;
    background: var(--sand-50);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease;
    padding: 20px 24px;
    border-top: 1px solid var(--line);
  }
  .main-nav.open{ opacity: 1; transform: translateY(0); pointer-events: auto; }
  .main-nav ul{ flex-direction: column; align-items: stretch; gap: 6px; }
  .main-nav a{ padding: 16px 18px; font-size: 17px; text-align: center; }
  .header-cta{ display: none; }
  .main-nav .mobile-cta{ display: inline-flex; margin-top: 10px; justify-content: center; }
  .nav-toggle{ display: inline-flex; }
}

/* ---------------------------------------------------------------------- */
/* Buttons                                                                  */
/* ---------------------------------------------------------------------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  border: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}
.btn-primary{
  background: var(--orange-600);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover{ background: var(--orange-500); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-ghost{
  background: transparent;
  color: var(--navy-950);
  border: 1.5px solid var(--navy-950);
}
.btn-ghost:hover{ background: var(--navy-950); color: var(--white); }
.btn-light{
  background: var(--white);
  color: var(--navy-950);
}
.btn-light:hover{ transform: translateY(-2px); box-shadow: var(--shadow-md); }

/* ---------------------------------------------------------------------- */
/* Hero — flight route signature                                           */
/* ---------------------------------------------------------------------- */
.hero{
  position: relative;
  background: var(--navy-950);
  overflow: hidden;
  padding: 64px 0 0;
}
.hero-inner{
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 40px;
  align-items: center;
  padding-bottom: 40px;
}
.hero h1{
  color: var(--white);
  font-size: clamp(34px, 4.6vw, 54px);
  margin-top: 18px;
  font-weight: 700;
}
.hero h1 span{ color: var(--orange-500); }
.hero p.lead{
  color: #c6cde2;
  font-size: 18px;
  margin-top: 18px;
  max-width: 46ch;
}
.hero-actions{
  display: flex;
  gap: 14px;
  margin-top: 30px;
  flex-wrap: wrap;
}
.hero-badges{
  display: flex;
  gap: 26px;
  margin-top: 46px;
  flex-wrap: wrap;
}
.hero-badge b{
  display: block;
  font-family: var(--font-display);
  color: var(--white);
  font-size: 26px;
}
.hero-badge span{
  display: block;
  color: #9aa4c2;
  font-size: 13.5px;
  margin-top: 2px;
}

.route-stage{
  position: relative;
  aspect-ratio: 1 / 0.92;
}
.route-stage svg{ width: 100%; height: 100%; overflow: visible; }
.route-path{
  fill: none;
  stroke: var(--orange-500);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-dasharray: 8 10;
  stroke-dashoffset: 0;
  animation: dash-flow 18s linear infinite;
  opacity: 0.85;
}
@keyframes dash-flow{ to{ stroke-dashoffset: -400; } }
.route-plane{
  offset-path: path('M32,150 C 120,60 210,40 300,70 S 430,190 470,90');
  animation: fly-route 9s ease-in-out infinite;
}
@keyframes fly-route{
  0%{ offset-distance: 0%; opacity: 0; }
  6%{ opacity: 1; }
  94%{ opacity: 1; }
  100%{ offset-distance: 100%; opacity: 0; }
}
.route-dot{ fill: var(--orange-500); }
.route-city{
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 600;
  fill: #dfe4f2;
}
.route-globe{
  fill: none;
  stroke: #2a3866;
  stroke-width: 1;
}

.hero-wave{
  display: block;
  width: 100%;
  height: auto;
  margin-top: 8px;
}

/* ---------------------------------------------------------------------- */
/* Section basics                                                           */
/* ---------------------------------------------------------------------- */
.section{ padding: 92px 0; }
.section-tight{ padding: 60px 0; }
.section-head{
  max-width: 640px;
  margin-bottom: 48px;
}
.section-head h2{
  font-size: clamp(28px, 3.4vw, 38px);
  margin-top: 14px;
}
.section-head p{ margin-top: 14px; font-size: 17px; }
.section-alt{ background: var(--white); }
.section-navy{ background: var(--navy-950); }
.section-navy h2, .section-navy h3{ color: var(--white); }
.section-navy p{ color: #b7bfd8; }

/* ---------------------------------------------------------------------- */
/* Service cards                                                            */
/* ---------------------------------------------------------------------- */
.card-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.service-card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 34px 28px;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
.service-card:hover{
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.service-icon{
  width: 56px; height: 56px;
  border-radius: 14px;
  background: var(--orange-100);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.service-icon svg{ width: 28px; height: 28px; stroke: var(--orange-600); }
.service-card h3{ font-size: 21px; margin-bottom: 10px; }
.service-card p{ font-size: 15.5px; }
.service-card .tag{
  display: inline-block;
  margin-top: 16px;
  font-size: 13px;
  font-weight: 700;
  color: var(--navy-800);
  background: var(--sand-100);
  padding: 5px 12px;
  border-radius: 999px;
}

/* ---------------------------------------------------------------------- */
/* Steps                                                                     */
/* ---------------------------------------------------------------------- */
.steps{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}
.step{
  position: relative;
  padding-top: 8px;
}
.step .num{
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  color: var(--orange-100);
  -webkit-text-stroke: 1.5px var(--orange-500);
  color: transparent;
  line-height: 1;
}
.step h4{ font-size: 17px; margin-top: 14px; }
.step p{ font-size: 14.5px; margin-top: 8px; }

/* ---------------------------------------------------------------------- */
/* Stats strip                                                              */
/* ---------------------------------------------------------------------- */
.stat-strip{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.stat b{
  font-family: var(--font-display);
  font-size: 32px;
  color: var(--navy-950);
  display: block;
}
.stat span{ color: var(--ink-400); font-size: 14px; }

/* ---------------------------------------------------------------------- */
/* CTA band                                                                  */
/* ---------------------------------------------------------------------- */
.cta-band{
  background: linear-gradient(120deg, var(--orange-600), var(--orange-500));
  border-radius: var(--radius-lg);
  padding: 52px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
  color: var(--white);
}
.cta-band h3{ color: var(--white); font-size: 26px; }
.cta-band p{ color: #ffe6d9; margin-top: 8px; }

/* ---------------------------------------------------------------------- */
/* Footer                                                                    */
/* ---------------------------------------------------------------------- */
.site-footer{
  background: var(--navy-950);
  color: #b7bfd8;
  padding: 64px 0 28px;
}
.footer-grid{
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid #263261;
}
.footer-brand{ display: flex; gap: 12px; align-items: center; }
.footer-brand img{ width: 46px; height: 46px; }
.footer-brand b{ color: var(--white); font-family: var(--font-display); font-size: 18px; }
.site-footer h4{ color: var(--white); font-size: 15.5px; margin-bottom: 16px; }
.site-footer p{ color: #97a1c2; font-size: 14.5px; margin-top: 14px; max-width: 34ch; }
.footer-links li{ margin-bottom: 10px; }
.footer-links a{ font-size: 14.5px; color: #b7bfd8; }
.footer-links a:hover{ color: var(--orange-500); }
.footer-contact li{ margin-bottom: 14px; font-size: 14.5px; display: flex; gap: 10px; }
.footer-bottom{
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  font-size: 13.5px;
  color: #7581a6;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------------------------------------------------------------------- */
/* Page hero (inner pages)                                                  */
/* ---------------------------------------------------------------------- */
.page-hero{
  background: var(--navy-950);
  padding: 64px 0 76px;
  position: relative;
  overflow: hidden;
}
.page-hero .container{ position: relative; z-index: 2; }
.page-hero h1{ color: var(--white); font-size: clamp(30px, 4vw, 44px); margin-top: 14px; }
.page-hero p{ color: #b7bfd8; margin-top: 12px; max-width: 56ch; font-size: 17px; }
.page-hero-route{
  position: absolute;
  right: -60px; top: -40px;
  width: 420px;
  opacity: 0.35;
}

.breadcrumb{
  display: flex; gap: 8px; align-items: center;
  color: #8891a8; font-size: 14px; margin-top: 4px;
}
.breadcrumb span{ color: var(--orange-500); }

/* ---------------------------------------------------------------------- */
/* About page                                                                */
/* ---------------------------------------------------------------------- */
.about-grid{
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 56px;
  align-items: center;
}
.about-figure{
  position: relative;
  border-radius: var(--radius-lg);
  background: var(--navy-950);
  padding: 46px;
  text-align: center;
}
.about-figure img{
  max-width: 220px;
  margin: 0 auto;
}
.about-figure .cap{
  color: var(--white);
  font-family: var(--font-display);
  margin-top: 20px;
  font-size: 18px;
}
.about-figure .cap small{ display:block; color:#9aa4c2; font-family: var(--font-body); font-weight: 500; font-size: 13.5px; margin-top:4px; }

.value-list{ display: grid; gap: 18px; margin-top: 30px; }
.value-item{ display: flex; gap: 16px; align-items: flex-start; }
.value-item .dot{
  width: 38px; height: 38px; flex: none;
  border-radius: 10px;
  background: var(--orange-100);
  color: var(--orange-600);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700;
}
.value-item h4{ font-size: 16.5px; }
.value-item p{ font-size: 14.5px; margin-top: 4px; }

.ceo-card{
  display: flex;
  gap: 28px;
  align-items: center;
  background: var(--sand-100);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin-top: 20px;
}
.ceo-avatar{
  width: 108px; height: 108px;
  border-radius: 50%;
  background: var(--navy-950);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 700;
  flex: none;
  box-shadow: var(--shadow-md);
}
.ceo-card h3{ font-size: 22px; }
.ceo-card .role{ color: var(--orange-600); font-weight: 700; font-size: 14.5px; margin-top: 2px; }
.ceo-card p{ margin-top: 12px; font-size: 15px; }

/* ---------------------------------------------------------------------- */
/* Service page                                                             */
/* ---------------------------------------------------------------------- */
.service-detail{
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}
.service-row{
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 44px;
}
.service-row.reverse{ grid-template-columns: 1.1fr 0.9fr; }
.service-row.reverse .service-visual{ order: 2; }
.service-visual{
  background: var(--navy-950);
  border-radius: var(--radius-md);
  aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  overflow: hidden;
}
.service-visual svg{ width: 58%; }
.service-number{
  font-family: var(--font-display);
  color: var(--orange-500);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.service-row h3{ font-size: 25px; margin-top: 10px; }
.service-row p{ margin-top: 12px; font-size: 15.5px; }
.checklist{ margin-top: 18px; display: grid; gap: 10px; }
.checklist li{ display: flex; gap: 10px; font-size: 14.5px; color: var(--ink-600); align-items: flex-start; }
.checklist li::before{
  content: '✓';
  color: var(--orange-600);
  font-weight: 700;
  flex: none;
}

/* ---------------------------------------------------------------------- */
/* Contact page                                                             */
/* ---------------------------------------------------------------------- */
.contact-grid{
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: start;
}
.contact-card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.contact-info-item{
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.contact-info-item:last-child{ border-bottom: none; }
.contact-info-item .ic{
  width: 44px; height: 44px; flex: none;
  border-radius: 12px;
  background: var(--orange-100);
  color: var(--orange-600);
  display: flex; align-items: center; justify-content: center;
}
.contact-info-item h4{ font-size: 15px; }
.contact-info-item a, .contact-info-item span{ font-size: 15px; color: var(--ink-600); }
.contact-info-item a:hover{ color: var(--orange-600); }

.map-frame{
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  height: 260px;
  margin-top: 24px;
}
.map-frame iframe{ width: 100%; height: 100%; border: 0; display: block; }

.form-card{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field{ margin-bottom: 18px; display: flex; flex-direction: column; gap: 8px; }
.field label{ font-size: 14px; font-weight: 700; color: var(--navy-900); }
.field input, .field select, .field textarea{
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 13px 16px;
  font-family: inherit;
  font-size: 15px;
  background: var(--sand-50);
  color: var(--ink-900);
  transition: border-color 0.18s ease, background 0.18s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{
  border-color: var(--orange-500);
  background: var(--white);
  outline: none;
}
.field textarea{ resize: vertical; min-height: 120px; }
.form-note{ font-size: 13px; color: var(--ink-400); margin-top: 12px; }
.form-success{
  display: none;
  background: #e7f6ec;
  color: #1f7a43;
  border: 1px solid #bfe7cc;
  border-radius: 10px;
  padding: 14px 18px;
  font-weight: 600;
  font-size: 14.5px;
  margin-bottom: 18px;
}
.form-success.show{ display: block; }

/* ---------------------------------------------------------------------- */
/* Responsive                                                                */
/* ---------------------------------------------------------------------- */
@media (max-width: 980px){
  .hero-inner{ grid-template-columns: 1fr; }
  .route-stage{ max-width: 460px; margin: 0 auto; }
  .card-grid{ grid-template-columns: 1fr 1fr; }
  .steps{ grid-template-columns: 1fr 1fr; }
  .about-grid{ grid-template-columns: 1fr; }
  .service-row, .service-row.reverse{ grid-template-columns: 1fr; }
  .service-row.reverse .service-visual{ order: 0; }
  .contact-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .stat-strip{ grid-template-columns: 1fr 1fr; row-gap: 28px; }
}
@media (max-width: 620px){
  .card-grid{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .cta-band{ flex-direction: column; text-align: center; }
  .ceo-card{ flex-direction: column; text-align: center; }
  .stat-strip{ grid-template-columns: 1fr 1fr; }
  .service-row{ padding: 28px; }
}