/* ================================================================
   Mega Tour & Travels — Master Stylesheet
   ================================================================ */

/* Variables */
:root{
  --primary:#0A1F44;
  --secondary:#00A8A8;
  --accent:#FF7A00;
  --text:#243044;
  --muted:#64748b;
  --soft:#f4f8fb;
  --shadow:0 22px 60px rgba(10,31,68,.14);
  --radius:24px;
  --hh:82px; /* header height */
}

/* Reset */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.65;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}

/* Container — always padded on both sides */
.container{
  width:100%;
  max-width:1200px;
  margin-inline:auto;
  padding-inline:clamp(20px,5vw,72px);
}

/* ================================================================
   HEADER
   ================================================================ */
.site-header{
  position:fixed;top:0;left:0;right:0;
  z-index:1000;
  padding:12px 0;
  background:transparent;                     /* transparent on top */
  transition:background .4s ease,
             box-shadow .4s ease,
             padding .3s ease;
}
.site-header.scrolled{
  background:#fff;                             /* solid white on scroll */
  box-shadow:0 2px 28px rgba(10,31,68,.10);
  padding:8px 0;
}

.navbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

/* Logo image */
.logo{display:flex;align-items:center}

/* ── Logo PNG (has black background – blend modes remove it) ── */
.logo-img{
  height:80px;
  width:auto;
  display:block;
  object-fit:contain;
  transition:height .3s ease;
  border-radius:10px;
}
/* Transparent header over dark hero: screen removes black */
.site-header:not(.scrolled) .logo-img{
  mix-blend-mode:screen;
}
/* Scrolled header (white bg): multiply removes black */
.site-header.scrolled .logo-img{
  height:70px;
  mix-blend-mode:multiply;
}

/* Nav links */
.nav-menu{display:flex;align-items:center;gap:26px;font-weight:700}

/* Transparent header → white nav links */
.site-header:not(.scrolled) .nav-menu a:not(.btn){
  color:#fff;
  text-shadow:0 1px 5px rgba(0,0,0,.45);
}
.site-header:not(.scrolled) .hamburger span{background:#fff}

/* Scrolled header → dark nav links */
.site-header.scrolled .nav-menu a:not(.btn){
  color:var(--primary);
  text-shadow:none;
}
.site-header.scrolled .hamburger span{background:var(--primary)}

/* Active underline */
.nav-menu a:not(.btn){position:relative}
.nav-menu a:not(.btn)::after{
  content:"";position:absolute;
  left:0;bottom:-7px;
  width:0;height:3px;
  background:var(--accent);
  border-radius:9px;
  transition:.3s;
}
.nav-menu a:not(.btn):hover::after,
.nav-menu a.active::after{width:100%}
.site-header.scrolled .nav-menu a.active{color:var(--accent)!important}

/* Hamburger */
.hamburger{display:none;background:transparent;border:0;cursor:pointer;padding:4px}
.hamburger span{display:block;width:28px;height:3px;margin:5px 0;border-radius:5px;transition:.3s}

/* Mobile nav logo */
.nav-menu-logo{display:none}

/* ================================================================
   BUTTONS
   ================================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  border:0;border-radius:999px;
  background:linear-gradient(135deg,var(--accent),#ff9d42);
  color:#fff;font-weight:900;
  padding:14px 24px;
  box-shadow:0 14px 30px rgba(255,122,0,.28);
  cursor:pointer;
  position:relative;overflow:hidden;
  transition:transform .3s,box-shadow .3s;
}
.btn:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 20px 44px rgba(255,122,0,.40)}
.btn:active{transform:translateY(-1px) scale(.98)}
.btn-small{padding:10px 18px;font-size:.9rem}
.btn-ghost{
  background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.45);
  box-shadow:none;
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:rgba(255,255,255,.22)}
.dark-text{color:var(--primary);border-color:rgba(10,31,68,.15)}

/* Ripple */
.ripple span.ripple-effect{
  position:absolute;border-radius:50%;
  transform:scale(0);
  animation:ripple .65s linear;
  background:rgba(255,255,255,.55);
  pointer-events:none;
}
@keyframes ripple{to{transform:scale(4);opacity:0}}

/* ================================================================
   HERO — FULL PAGE
   ================================================================ */
.hero,.page-hero{
  position:relative;
  background-size:cover;
  background-position:center;
  color:#fff;
  display:flex;          /* flexbox */
  align-items:flex-start; /* content sits at top so padding works */
}
.full-hero{
  min-height:100vh;
  /* ★ padding pushes content below fixed header */
  padding-top:calc(var(--hh) + 80px);
  padding-bottom:80px;
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(10,31,68,.86),rgba(10,31,68,.46),rgba(0,168,168,.18));
}
.hero-content,.page-hero .container{
  position:relative;z-index:2;width:100%;
}

.hero h1,.page-hero h1{
  font-size:clamp(3rem,8vw,6.8rem);
  line-height:.95;
  margin:12px 0;
  font-weight:900;
  letter-spacing:-.06em;
  max-width:860px;
}
.hero p,.page-hero p{font-size:1.2rem;max-width:620px;margin-top:14px}
.eyebrow{
  color:var(--secondary);
  text-transform:uppercase;
  letter-spacing:.16em;
  font-size:.78rem;
  font-weight:900;
  margin:0 0 10px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:30px}

/* Floating deco */
.float-dot{
  position:absolute;border-radius:50%;z-index:2;
  background:rgba(255,255,255,.14);
  backdrop-filter:blur(10px);
  animation:float 6s ease-in-out infinite;
}
.dot-1{width:110px;height:110px;right:12%;top:25%}
.dot-2{width:62px;height:62px;left:10%;bottom:22%;animation-delay:1s}
.float-card{
  position:absolute;right:8%;bottom:15%;z-index:2;
  padding:18px 24px;border-radius:20px;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.28);
  backdrop-filter:blur(14px);
  color:#fff;font-weight:900;
  animation:float 5s ease-in-out infinite;
}
@keyframes float{50%{transform:translateY(-22px)}}

/* ── Page hero (inner pages) ── */
.page-hero{
  min-height:430px;
  padding-top:calc(var(--hh) + 50px);
  padding-bottom:60px;
}

/* ================================================================
   SECTIONS
   ================================================================ */
.section{padding:96px 0}
.soft{background:var(--soft)}
.section-title{text-align:center;max-width:720px;margin:0 auto 46px}
h2{font-size:clamp(2rem,4vw,3.3rem);line-height:1.08;letter-spacing:-.045em;color:var(--primary);margin:0 0 18px}
h3{color:var(--primary);margin:0 0 8px}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.image-stack{position:relative}
.image-stack img{border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:1.08/.78;object-fit:cover}
.image-stack span{
  position:absolute;right:22px;bottom:-22px;
  background:#fff;border-left:5px solid var(--accent);
  padding:18px 24px;border-radius:18px;
  box-shadow:var(--shadow);font-weight:900;
}

/* Packages */
.package-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.package-card{
  background:#fff;border-radius:var(--radius);overflow:hidden;
  box-shadow:0 14px 38px rgba(10,31,68,.08);
  border:1px solid rgba(0,168,168,.08);
  transition:transform .35s,box-shadow .35s,border-color .35s;
}
.package-card:hover{transform:translateY(-10px);box-shadow:0 26px 60px rgba(0,168,168,.20);border-color:rgba(0,168,168,.4)}
.card-img{height:230px;overflow:hidden}
.card-img img{width:100%;height:100%;object-fit:cover;transition:.6s}
.package-card:hover .card-img img{transform:scale(1.12)}
.card-body{padding:24px}
.price{font-weight:900;color:var(--accent);font-size:1.12rem;margin:12px 0}

/* Services row */
.service-row{display:grid;grid-template-columns:repeat(5,1fr);gap:24px}
.service-mini{
  border-radius:var(--radius);padding:28px 16px;
  background:#fff;box-shadow:0 12px 35px rgba(10,31,68,.08);
  text-align:center;
  transition:transform .3s,box-shadow .3s;
}
.service-mini:hover{transform:translateY(-8px);box-shadow:0 22px 52px rgba(0,168,168,.18)}
.service-mini span{font-size:2.3rem;display:block;margin-bottom:12px}

/* Why grid */
.gradient-band{
  background:linear-gradient(135deg,var(--primary),#123d79 55%,var(--secondary));
  color:#fff;position:relative;overflow:hidden;
}
.gradient-band h2,.gradient-band h3{color:#fff}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.glass{
  border-radius:var(--radius);padding:28px;
  background:rgba(255,255,255,.13);
  border:1px solid rgba(255,255,255,.22);
  backdrop-filter:blur(14px);
  transition:transform .3s,background .3s;
}
.glass:hover{transform:translateY(-8px);background:rgba(255,255,255,.22)}
.glass.dark{background:#fff;color:var(--text);border:1px solid rgba(0,168,168,.12)}
.glass.dark:hover{transform:translateY(-8px);box-shadow:0 20px 48px rgba(0,168,168,.16)}

/* Testimonials */
.testimonial-slider{
  max-width:800px;margin:auto;
  background:#fff;border-radius:32px;
  box-shadow:var(--shadow);padding:44px;
  text-align:center;
}
.testimonial{display:none}
.testimonial.active{display:block;animation:fade .5s}
.testimonial p{font-size:1.35rem;color:var(--primary);font-weight:700;font-style:italic}
.slider-dots{display:flex;justify-content:center;gap:10px;margin-top:22px}
.slider-dots button{width:11px;height:11px;border-radius:50%;border:0;background:#cbd5e1;cursor:pointer;transition:.3s}
.slider-dots button.active{background:var(--accent)}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* Stats */
.stats{padding:70px 0;background:var(--primary);color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center}
.counter{font-size:3.3rem;font-weight:900;color:var(--secondary)}

/* CTA */
.cta{
  padding:90px 0;text-align:center;color:#fff;
  background:radial-gradient(circle at 25% 20%,rgba(255,122,0,.55),transparent 30%),
             linear-gradient(135deg,#07214a,#00a8a8);
}
.cta h2{color:#fff}

/* ================================================================
   FOOTER
   ================================================================ */
.footer{background:#061832;color:#d7e1ee;padding:72px 0 0}
.footer-grid{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1.3fr;
  gap:48px;
  align-items:start;
}
.footer h3{color:#fff;margin-bottom:16px;font-size:1.05rem;font-weight:700}
.footer a{display:block;margin:10px 0;color:#d7e1ee;transition:color .2s;font-size:.95rem}
.footer a:hover{color:#fff}
.footer p{margin-bottom:10px;font-size:.95rem;line-height:1.7}
/* Footer brand column */
.footer-brand{display:flex;flex-direction:column;gap:0}
.footer-logo{display:inline-block;margin-bottom:20px}
.footer-logo .logo-img{height:72px;border-radius:10px;mix-blend-mode:screen}
.socials{display:flex;gap:12px;margin-top:18px}
.socials a{
  width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(255,255,255,.10);
  color:#d7e1ee;font-size:.9rem;
  transition:background .25s,color .25s;
  border:1px solid rgba(255,255,255,.08);
}
.socials a:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.copyright{
  text-align:center;
  margin-top:56px;
  padding:20px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:.88rem;
  color:#8898aa;
}

/* Fixed buttons */
.whatsapp,.back-top{
  position:fixed;z-index:900;border:0;border-radius:50%;
  display:grid;place-items:center;
  box-shadow:var(--shadow);cursor:pointer;
  transition:transform .3s;
}
.whatsapp{right:22px;bottom:88px;width:56px;height:56px;background:#25D366;color:#fff;font-size:1.5rem}
.whatsapp:hover{transform:scale(1.12)}
.back-top{right:22px;bottom:22px;width:48px;height:48px;background:var(--accent);color:#fff;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{transform:translateY(-4px)}

/* ================================================================
   CONTACT / PACKAGES / DETAIL
   ================================================================ */
.filters{display:flex;gap:16px;margin-bottom:34px;justify-content:center;flex-wrap:wrap}
.filters select{min-width:210px;border:1.5px solid #dce6ef;border-radius:16px;padding:14px 18px;font:inherit;background:#fff;outline:none;cursor:pointer;transition:border-color .25s}
.filters select:focus{border-color:var(--secondary)}
.no-results{text-align:center;display:none;font-weight:800;color:var(--accent);padding:30px 0}

.contact-form input,.contact-form textarea{
  width:100%;border:1.5px solid #dce6ef;border-radius:16px;
  padding:15px 18px;font:inherit;background:#fff;outline:none;
  transition:border-color .3s,box-shadow .3s;
}
.contact-form input:focus,.contact-form textarea:focus{
  border-color:var(--secondary);box-shadow:0 0 0 4px rgba(0,168,168,.10);
}
.contact-form{display:grid;gap:16px}
.form-message{font-weight:800;margin-top:4px}

.detail-layout,.contact-layout{display:grid;grid-template-columns:1.7fr .8fr;gap:36px;align-items:start}
.detail-main,.booking-card,.contact-form,.contact-info{
  background:#fff;border-radius:var(--radius);padding:32px;box-shadow:var(--shadow);
}
.booking-card{position:sticky;top:110px}
.big{font-size:2rem;font-weight:900;color:var(--accent)}
.itinerary{display:grid;gap:14px;margin:24px 0}
.itinerary div{display:grid;grid-template-columns:90px 1fr;gap:18px;padding:18px;background:#f8fbfd;border-radius:18px}
.itinerary span{font-weight:900;color:var(--secondary)}
.inc-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}
.inc-grid ul{padding-left:18px;display:grid;gap:6px;color:var(--muted)}

.service-detail{
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
  margin-bottom:42px;background:#fff;border-radius:32px;padding:28px;
  box-shadow:0 14px 40px rgba(10,31,68,.08);
  transition:transform .35s,box-shadow .35s;
}
.service-detail:hover{transform:translateY(-6px);box-shadow:0 28px 60px rgba(10,31,68,.14)}
.service-detail.reverse img{order:-1}
.service-detail span{font-size:3rem;display:block;margin-bottom:12px}
.service-detail img{height:320px;width:100%;object-fit:cover;border-radius:24px}

.mission-grid,.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.team-card{
  border-radius:var(--radius);padding:32px;
  background:#fff;box-shadow:0 12px 35px rgba(10,31,68,.08);
  text-align:center;transition:transform .3s,box-shadow .3s;
}
.team-card:hover{transform:translateY(-8px);box-shadow:0 24px 52px rgba(0,168,168,.16)}
.team-card div{
  width:78px;height:78px;margin:0 auto 18px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--secondary),var(--accent));
  color:#fff;font-weight:900;font-size:1.4rem;
}
.contact-info iframe{width:100%;height:310px;border:0;border-radius:20px;margin-top:18px}

/* ================================================================
   SCROLL REVEAL & ANIMATIONS
   ================================================================ */
.reveal{
  opacity:0;
  transform:translateY(30px);
  transition:opacity .65s cubic-bezier(.23,1,.32,1),
             transform .65s cubic-bezier(.23,1,.32,1);
  will-change:opacity,transform;
}
.reveal.visible{opacity:1;transform:none}

/* Stagger grid children */
.package-grid .reveal:nth-child(2),.why-grid .reveal:nth-child(2),
.service-row .reveal:nth-child(2),.mission-grid .reveal:nth-child(2),
.team-grid .reveal:nth-child(2){transition-delay:.1s}

.package-grid .reveal:nth-child(3),.why-grid .reveal:nth-child(3),
.service-row .reveal:nth-child(3),.mission-grid .reveal:nth-child(3),
.team-grid .reveal:nth-child(3){transition-delay:.2s}

.package-grid .reveal:nth-child(4),.why-grid .reveal:nth-child(4),
.service-row .reveal:nth-child(4){transition-delay:.3s}

.package-grid .reveal:nth-child(5),.service-row .reveal:nth-child(5),
.why-grid .reveal:nth-child(5){transition-delay:.4s}

.package-grid .reveal:nth-child(6){transition-delay:.5s}

/* Hero content never hidden */
.hero-content,.page-hero .container{opacity:1!important;transform:none!important}

/* Hero entrance animations */
.hero-content .eyebrow{animation:slideDown .7s .1s cubic-bezier(.23,1,.32,1) both}
.hero-content h1{animation:slideUp .85s .2s cubic-bezier(.23,1,.32,1) both}
.hero-content>p{animation:slideUp .7s .38s cubic-bezier(.23,1,.32,1) both}
.hero-content .hero-actions{animation:slideUp .7s .52s cubic-bezier(.23,1,.32,1) both}
.float-card{animation:slideLeft .8s .65s cubic-bezier(.23,1,.32,1) both,float 5s 1.5s ease-in-out infinite}
.float-dot.dot-1{animation:fadeIn .8s .4s both,float 6s 1.2s ease-in-out infinite}
.float-dot.dot-2{animation:fadeIn .8s .6s both,float 6s 2s ease-in-out infinite}

@keyframes slideDown{from{opacity:0;transform:translateY(-24px)}to{opacity:1;transform:none}}
@keyframes slideUp{from{opacity:0;transform:translateY(32px)}to{opacity:1;transform:none}}
@keyframes slideLeft{from{opacity:0;transform:translateX(42px)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* CSS fallback if JS never fires */
@keyframes cssShow{to{opacity:1;transform:none}}
.reveal{animation:cssShow 0s 1.6s forwards}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media(max-width:960px){
  :root{--hh:72px}
  .hamburger{display:block}
  .nav-menu{
    position:fixed;top:78px;left:4%;right:4%;
    background:rgba(255,255,255,.97);
    backdrop-filter:blur(20px);
    border-radius:24px;padding:24px;
    display:grid;gap:14px;
    box-shadow:var(--shadow);
    transform:translateY(-20px);opacity:0;visibility:hidden;
    transition:.3s;
  }
  .nav-menu.open{opacity:1;visibility:visible;transform:none}
  .nav-menu a:not(.btn){color:var(--primary)!important;text-shadow:none!important}
  .nav-menu-logo{display:flex;justify-content:center;margin-bottom:8px}
  .nav-menu-logo .logo-img{height:65px;mix-blend-mode:multiply}
  .package-grid,.split,.detail-layout,.contact-layout,.service-detail{grid-template-columns:1fr}
  .service-row{grid-template-columns:repeat(2,1fr)}
  .why-grid,.footer-grid{grid-template-columns:repeat(2,1fr)}
  .service-detail.reverse img{order:0}
  .booking-card{position:static}
  .full-hero{padding-top:calc(var(--hh) + 50px);padding-bottom:60px}
}
@media(max-width:620px){
  :root{--hh:64px}
  .section{padding:66px 0}
  .hero-actions,.filters{flex-direction:column;align-items:stretch}
  .btn{width:100%;text-align:center}
  .package-grid,.why-grid,.stats-grid,.mission-grid,.team-grid,.inc-grid,.footer-grid{grid-template-columns:1fr}
  .service-row{grid-template-columns:1fr}
  .float-card,.float-dot{display:none}
  .testimonial-slider{padding:28px}
  .itinerary div{grid-template-columns:1fr}
  .filters select{width:100%}
  .page-hero{min-height:350px}
  .card-img{height:205px}
  .logo-img{height:66px}
  .full-hero{padding-top:calc(var(--hh) + 36px);padding-bottom:50px}
}