/* ═══════════════════════════════════════════
   NITU TRAVELS — PRODUCTION CSS
   Optimized for Speed + Mobile + SEO
   ═══════════════════════════════════════════ */

/* ─── RESET ─── */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:'Inter',sans-serif;color:#1a1a2e;background:#f8f9fa;line-height:1.6;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul{list-style:none}

/* ─── VARIABLES ─── */
:root{
  --primary:#0f9b58;
  --primary-dark:#0a7a44;
  --secondary:#25D366;
  --accent:#FFC107;
  --dark:#1a1a2e;
  --gray:#6c757d;
  --light:#f8f9fa;
  --white:#ffffff;
  --shadow:0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg:0 10px 40px rgba(0,0,0,0.12);
  --radius:12px;
  --transition:all 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* ─── CONTAINER ─── */
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ─── NAVBAR ─── */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(255,255,255,0.95);backdrop-filter:blur(20px);box-shadow:0 2px 20px rgba(0,0,0,0.06);transition:var(--transition)}
.nav-container{display:flex;align-items:center;justify-content:space-between;height:70px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;color:var(--dark)}
.logo img{border-radius:50%}
.nav-links{display:flex;gap:8px;align-items:center}
.nav-links a{padding:8px 16px;border-radius:8px;font-weight:500;font-size:0.9rem;transition:var(--transition);color:var(--gray)}
.nav-links a:hover,.nav-links a.active{background:var(--primary);color:var(--white)}
.nav-cta{background:var(--primary)!important;color:var(--white)!important}
.mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:5px}
.mobile-toggle span{width:25px;height:3px;background:var(--dark);border-radius:3px;transition:var(--transition)}

/* ─── HERO ─── */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;padding:100px 0 60px;color:var(--white)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,155,88,0.85),rgba(26,26,46,0.9))}
.hero-content{position:relative;z-index:2;text-align:center;max-width:800px;margin:0 auto}
.hero h1{font-size:clamp(2rem,5vw,3.5rem);font-weight:900;line-height:1.1;margin-bottom:20px}
.highlight{color:var(--secondary)}
.hero-sub{font-size:clamp(1rem,2vw,1.2rem);opacity:0.9;margin-bottom:30px;max-width:600px;margin-left:auto;margin-right:auto}
.hero-ctas{display:flex;gap:15px;justify-content:center;flex-wrap:wrap;margin-bottom:30px}
.hero-trust{display:flex;gap:20px;justify-content:center;flex-wrap:wrap;font-size:0.85rem;opacity:0.8}
.scroll-indicator{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);text-align:center;z-index:2;animation:bounce 2s infinite}
@keyframes bounce{0%,100%{transform:translateX(-50%) translateY(0)}50%{transform:translateX(-50%) translateY(-10px)}}
.scroll-arrow{width:20px;height:20px;border-right:2px solid var(--white);border-bottom:2px solid var(--white);transform:rotate(45deg);margin:5px auto}

/* ─── BUTTONS ─── */
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:50px;font-weight:700;font-size:1rem;border:none;cursor:pointer;transition:var(--transition);text-align:center}
.btn-whatsapp{background:var(--secondary);color:var(--white)}
.btn-whatsapp:hover{background:#128C7E;transform:translateY(-2px);box-shadow:0 8px 25px rgba(37,211,102,0.4)}
.btn-call{background:var(--white);color:var(--dark)}
.btn-call:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-outline{background:transparent;border:2px solid var(--white);color:var(--white)}
.btn-outline:hover{background:var(--white);color:var(--dark)}
.btn-full{width:100%}
.btn-large{padding:18px 40px;font-size:1.1rem}
.btn-sm{padding:10px 20px;font-size:0.85rem}

/* ─── SECTIONS ─── */
.section-header{text-align:center;margin-bottom:50px}
.section-tag{display:inline-block;background:rgba(15,155,88,0.1);color:var(--primary);padding:6px 16px;border-radius:50px;font-weight:600;font-size:0.85rem;margin-bottom:10px}
.section-header h2{font-size:clamp(1.5rem,4vw,2.2rem);font-weight:800;color:var(--dark);margin-bottom:10px}
.section-header p{color:var(--gray);font-size:1.05rem}

/* ─── SERVICES ─── */
.services-section{padding:80px 0;background:var(--white)}
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:25px}
.service-card{background:var(--light);padding:35px;border-radius:var(--radius);transition:var(--transition);border:2px solid transparent;position:relative}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.service-card.featured{border-color:var(--secondary);background:linear-gradient(135deg,rgba(37,211,102,0.05),rgba(15,155,88,0.05))}
.featured-badge{position:absolute;top:-12px;right:20px;background:var(--secondary);color:var(--white);padding:4px 14px;border-radius:50px;font-size:0.75rem;font-weight:700}
.service-icon{font-size:2.5rem;margin-bottom:15px}
.service-card h3{font-size:1.3rem;font-weight:700;margin-bottom:10px}
.service-card p{color:var(--gray);margin-bottom:15px}
.service-specs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:15px}
.spec{background:var(--white);padding:5px 12px;border-radius:6px;font-size:0.8rem;font-weight:600}
.service-link{color:var(--primary);font-weight:600;transition:var(--transition)}
.service-link:hover{color:var(--primary-dark)}

/* ─── TRUST ─── */
.trust-section{padding:80px 0;background:var(--light)}
.trust-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:30px}
.trust-item{text-align:center;padding:30px 20px;background:var(--white);border-radius:var(--radius);transition:var(--transition)}
.trust-item:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.trust-icon{font-size:2.5rem;margin-bottom:15px}
.trust-item h4{font-size:1.1rem;font-weight:700;margin-bottom:8px}
.trust-item p{color:var(--gray);font-size:0.9rem}

/* ─── ROUTES ─── */
.routes-section{padding:80px 0;background:var(--white)}
.routes-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px}
.route-card{background:var(--light);padding:30px;border-radius:var(--radius);border-left:4px solid var(--primary);transition:var(--transition)}
.route-card:hover{transform:translateX(5px);box-shadow:var(--shadow)}
.route-card h4{font-size:1.2rem;font-weight:700;margin-bottom:15px;color:var(--primary)}
.route-card ul li{padding:5px 0;color:var(--gray);font-size:0.9rem}
.route-card ul li::before{content:"→ ";color:var(--secondary);font-weight:700}

/* ─── TESTIMONIALS ─── */
.testimonials-section{padding:80px 0;background:var(--light)}
.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:25px}
.testimonial-card{background:var(--white);padding:35px;border-radius:var(--radius);box-shadow:var(--shadow);transition:var(--transition)}
.testimonial-card:hover{transform:translateY(-5px)}
.stars{font-size:1.2rem;margin-bottom:15px}
.testimonial-card p{color:var(--gray);font-style:italic;margin-bottom:15px;line-height:1.7}
.testimonial-author{font-weight:700;color:var(--dark)}

/* ─── PRICING ─── */
.pricing-section{padding:80px 0;background:var(--white)}
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:25px;max-width:1000px;margin:0 auto}
.pricing-card{background:var(--light);padding:40px 30px;border-radius:var(--radius);text-align:center;transition:var(--transition);border:2px solid transparent}
.pricing-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.pricing-card.featured{border-color:var(--secondary);background:linear-gradient(135deg,rgba(37,211,102,0.08),rgba(15,155,88,0.08))}
.pricing-card h3{font-size:1.2rem;font-weight:700;margin-bottom:15px}
.price{font-size:2.5rem;font-weight:900;color:var(--primary);margin-bottom:20px}
.price span{font-size:1rem;font-weight:600;color:var(--gray)}
.pricing-card ul{text-align:left;margin-bottom:25px}
.pricing-card ul li{padding:8px 0;color:var(--gray);font-size:0.9rem}
.pricing-card ul li::before{content:"✅ ";margin-right:5px}

/* ─── BOOKING ─── */
.booking-section{padding:80px 0;background:linear-gradient(135deg,var(--primary),var(--primary-dark))}
.booking-card{max-width:600px;margin:0 auto;background:var(--white);padding:40px;border-radius:var(--radius);box-shadow:var(--shadow-lg)}
.form-step{display:none}
.form-step.active{display:block;animation:fadeIn 0.4s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.form-step h3{font-size:1.3rem;font-weight:700;margin-bottom:20px;color:var(--dark)}
.trip-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:15px}
.trip-option input{display:none}
.trip-card{display:flex;flex-direction:column;align-items:center;gap:10px;padding:25px 15px;border:2px solid #e0e0e0;border-radius:var(--radius);cursor:pointer;transition:var(--transition);text-align:center}
.trip-option input:checked + .trip-card{border-color:var(--primary);background:rgba(15,155,88,0.05)}
.trip-icon{font-size:2rem}
.trip-label{font-weight:600;font-size:0.9rem}
.form-select,.form-input{width:100%;padding:14px 18px;border:2px solid #e0e0e0;border-radius:10px;font-size:1rem;font-family:inherit;margin-bottom:15px;transition:var(--transition);background:var(--white)}
.form-select:focus,.form-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,155,88,0.1)}
.booking-note{text-align:center;margin-top:15px;font-size:0.9rem;color:var(--gray)}

/* ─── FLEET PREVIEW ─── */
.fleet-preview{padding:80px 0;background:var(--white)}
.fleet-mini-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:30px}
.fleet-mini-card{display:flex;flex-direction:column;align-items:center;gap:10px;padding:25px;background:var(--light);border-radius:var(--radius);transition:var(--transition);text-align:center}
.fleet-mini-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.fleet-mini-card img{width:100%;height:150px;object-fit:cover;border-radius:8px;margin-bottom:10px}
.fleet-mini-card h4{font-weight:700}
.fleet-mini-card p{color:var(--gray);font-size:0.85rem}
.text-center{text-align:center}

/* ─── FLEET GALLERY ─── */
.fleet-section{padding:80px 0;background:var(--light)}
.filter-bar{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:40px}
.filter-btn{padding:10px 24px;border:2px solid #e0e0e0;background:var(--white);border-radius:50px;font-weight:600;cursor:pointer;transition:var(--transition);font-size:0.9rem}
.filter-btn.active,.filter-btn:hover{background:var(--primary);color:var(--white);border-color:var(--primary)}
.fleet-category{display:none;margin-bottom:50px}
.fleet-category.active{display:block;animation:fadeIn 0.4s ease}
.category-title{font-size:1.5rem;font-weight:800;margin-bottom:25px;text-align:center;color:var(--dark)}
.fleet-gallery-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:25px}
.fleet-card{background:var(--white);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition)}
.fleet-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}
.fleet-img{position:relative;height:220px;overflow:hidden}
.fleet-img img{width:100%;height:100%;object-fit:cover;transition:transform 0.5s ease}
.fleet-card:hover .fleet-img img{transform:scale(1.05)}
.fleet-badge{position:absolute;top:15px;right:15px;background:var(--primary);color:var(--white);padding:5px 14px;border-radius:50px;font-size:0.8rem;font-weight:700}
.fleet-info{padding:25px}
.fleet-info h3{font-size:1.2rem;font-weight:700;margin-bottom:12px}
.fleet-specs-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:15px}
.spec-badge{background:rgba(15,155,88,0.1);color:var(--primary);padding:4px 10px;border-radius:6px;font-size:0.75rem;font-weight:600}
.fleet-interior-showcase{background:var(--light);padding:15px;border-radius:8px;margin-bottom:15px}
.fleet-interior-showcase h4{font-size:0.9rem;font-weight:700;margin-bottom:10px;color:var(--primary)}
.interior-list{list-style:none}
.interior-list li{padding:4px 0;font-size:0.85rem;color:var(--gray);display:flex;align-items:center;gap:6px}

/* ─── COMPARISON TABLE ─── */
.comparison-section{padding:80px 0;background:var(--white)}
.comparison-table{max-width:800px;margin:0 auto;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.comp-header,.comp-row{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1.5fr;padding:15px 20px;align-items:center;gap:10px}
.comp-header{background:var(--primary);color:var(--white);font-weight:700;font-size:0.9rem}
.comp-row{background:var(--white);border-bottom:1px solid #eee;font-size:0.9rem;transition:var(--transition)}
.comp-row:hover{background:rgba(15,155,88,0.05)}
.comp-row:last-child{border-bottom:none}

/* ─── FAQ ─── */
.faq-section{padding:80px 0;background:var(--light)}
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:var(--white);padding:25px 30px;border-radius:var(--radius);margin-bottom:15px;box-shadow:0 2px 10px rgba(0,0,0,0.04);transition:var(--transition)}
.faq-item:hover{box-shadow:var(--shadow)}
.faq-item h3{font-size:1.05rem;font-weight:700;margin-bottom:10px;color:var(--dark)}
.faq-item p{color:var(--gray);font-size:0.95rem;line-height:1.7}

/* ─── CTA ─── */
.cta-section{padding:80px 0;background:var(--white)}
.cta-card{max-width:700px;margin:0 auto;text-align:center;padding:50px 30px;background:linear-gradient(135deg,rgba(15,155,88,0.08),rgba(37,211,102,0.08));border-radius:var(--radius);border:2px solid rgba(15,155,88,0.2)}
.cta-card h2{font-size:clamp(1.5rem,4vw,2rem);font-weight:800;margin-bottom:15px}
.cta-card p{color:var(--gray);margin-bottom:25px}

/* ─── FOOTER ─── */
.footer{background:var(--dark);color:rgba(255,255,255,0.7);padding:60px 0 20px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px;margin-bottom:40px}
.footer-col h4{color:var(--white);font-size:1.1rem;font-weight:700;margin-bottom:15px}
.footer-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.1rem;color:var(--white);margin-bottom:15px}
.footer-logo img{border-radius:50%}
.footer-col p{font-size:0.9rem;line-height:1.7;margin-bottom:15px}
.footer-social{display:flex;gap:12px}
.footer-social a{font-size:1.3rem;transition:var(--transition)}
.footer-social a:hover{transform:scale(1.2)}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{font-size:0.9rem;transition:var(--transition)}
.footer-col ul li a:hover{color:var(--secondary)}
.contact-info p{margin-bottom:8px;font-size:0.9rem}
.contact-info a{color:var(--secondary);font-weight:600}
.footer-bottom{text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,0.1);font-size:0.85rem}

/* ─── WHATSAPP FLOAT ─── */
.whatsapp-float{position:fixed;bottom:25px;right:25px;width:60px;height:60px;background:var(--secondary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;box-shadow:0 6px 25px rgba(37,211,102,0.5);z-index:999;transition:var(--transition);animation:pulse 2s infinite}
.whatsapp-float:hover{transform:scale(1.1);box-shadow:0 8px 30px rgba(37,211,102,0.6)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,0.4)}70%{box-shadow:0 0 0 15px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* ─── RESPONSIVE ─── */
@media(max-width:768px){
  .nav-links{position:fixed;top:70px;left:0;right:0;background:var(--white);flex-direction:column;padding:20px;gap:5px;box-shadow:var(--shadow-lg);transform:translateY(-120%);transition:var(--transition);z-index:999}
  .nav-links.open{transform:translateY(0)}
  .mobile-toggle{display:flex}
  .mobile-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
  .mobile-toggle.active span:nth-child(2){opacity:0}
  .mobile-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
  .hero h1{font-size:2rem}
  .hero-ctas{flex-direction:column;align-items:center}
  .btn{width:100%;max-width:300px;justify-content:center}
  .comp-header,.comp-row{grid-template-columns:1.5fr 1fr 1fr 1fr 1fr;font-size:0.8rem;padding:12px 10px}
  .fleet-gallery-grid{grid-template-columns:1fr}
  .filter-bar{gap:8px}
  .filter-btn{padding:8px 16px;font-size:0.8rem}
  .whatsapp-float{width:55px;height:55px;font-size:1.5rem;bottom:20px;right:20px}
}

@media(max-width:480px){
  .hero{min-height:80vh;padding:80px 0 40px}
  .services-grid{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;text-align:center}
  .footer-social{justify-content:center}
}