:root{
  --color-bg:#f8f9fa;
  --color-bg-muted:#f0f1f3;
  --color-text:#2c3e50;
  --color-primary:#1e3a5f;
  --color-secondary:#00d9ff;
  --color-accent:#ff6b35;
  --color-success:#27ae60;
  --radius:14px; --radius-sm:8px;
  --shadow-sm:0 8px 24px rgba(0,0,0,.08);
  --shadow-md:0 16px 36px rgba(0,0,0,.12);
  --anim:.35s ease;
}
html{scroll-behavior:smooth}
body{font-family:Inter,Manrope,Poppins,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--color-bg);color:var(--color-text)}
h1,h2,h3,h4{font-weight:800;color:var(--color-text)}

/* Spacing for section headings */
h2{margin-bottom:30px}
/* Accent underline for specific words */
.accent-underline{text-decoration:underline;text-decoration-color:var(--color-accent);text-decoration-thickness:5px;text-decoration-skip-ink:none;text-underline-offset:8px}
.container{max-width:1320px;margin:0 auto;padding:0 16px}
.top-nav a{color:var(--color-text);font-weight:700;margin-left:18px;text-decoration:none;transition:color var(--anim)}
.top-nav a:hover{color:var(--color-primary)}
.btn{display:inline-flex;align-items:center;gap:10px;border:none;border-radius:9999px;padding:.9rem 1.3rem;font-weight:700;transition:transform var(--anim), box-shadow var(--anim);text-decoration:none}
.btn-primary{background:var(--color-accent);color:#fff;box-shadow:0 12px 28px rgba(255,107,53,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(255,107,53,.38)}
.btn-secondary{background:var(--color-primary);color:#fff;box-shadow:0 10px 24px rgba(30,58,95,.30)}
.btn-secondary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(30,58,95,.40)}
.btn-outline{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}
.section{padding:80px 0}
.section-muted{background:var(--color-bg-muted)}

/* Header */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(248,249,250,.9);backdrop-filter:saturate(1.2) blur(60px);border-bottom:1px solid rgba(0,0,0,.06)}
.site-header .container{padding:18px 16px !important}
.brand{font-weight:800;letter-spacing:.4px;color:var(--color-primary);font-size:1.4rem}
.top-nav a.btn{padding:.6rem 1rem;color:#fff;box-shadow:none}

/* Hero */
.hero{position:relative;min-height:60vh;display:flex;align-items:center;overflow:hidden;color:#fff;padding:60px 0}
.hero .bg{position:absolute;inset:0;display:block}
.hero .bg::before{content:"";position:absolute;inset:0;background:linear-gradient(145deg, rgba(12,22,38,.78), rgba(30,58,95,.78));}
.hero .bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.85)}
.hero .content{position:relative;z-index:2}
.hero-content.row{align-items:flex-start}
.hero-content h1{font-size:3rem}
.hero-subtitle{font-size:1.25rem}
.compat-widget select{appearance:none;background:#fff url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path fill="%231e3a5f" d="M7 10l5 5 5-5z"/></svg>') no-repeat right 12px center;background-size:18px;border:2px solid rgba(255,255,255,.35)}
.compat-widget select:hover{border-color:#fff}
.hero h1{color:#fff;text-shadow:0 2px 16px rgba(0,0,0,.35),0 1px 2px rgba(0,0,0,.5)}
.hero-subtitle,.hero .lead{color:rgba(255,255,255,.96);text-shadow:0 1px 10px rgba(0,0,0,.30)}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}
.compat-widget{margin-top:18px;background:rgba(255,255,255,.12);border:1px solid rgba(149,149,149,.50);backdrop-filter:blur(10px);padding:16px;border-radius:var(--radius);color:#fff;max-width:none}
.compat-widget h3{margin-top:0;color:#fff;font-size:1.2rem;line-height:1.2;text-align: center;}
.compat-widget{width:100%}
.compat-widget select{width:100%;padding:12px 40px 12px 12px;border-radius:12px;border:2px solid rgba(255,255,255,.70);background-color:#fff;color:var(--color-primary);font-weight:700;line-height:1.2}
.compat-widget select:focus{outline:none;box-shadow:0 0 0 3px rgba(0,217,255,.25)}
.compat-result{margin-top:12px;padding:12px;border-radius:12px;background:rgba(0,0,0,.25);color:#fff;font-weight:700;min-height:52px;word-wrap:break-word;overflow:hidden}
/* compat-result appear animation */
.compat-result{opacity:0;transform:translateY(6px);transition:opacity var(--anim), transform var(--anim), background-color 600ms ease}
.compat-result.show{opacity:1;transform:translateY(0);animation:compatPulse 600ms ease}
.compat-result.swap{opacity:0;transform:translateY(8px)}
@keyframes compatPulse{
  0%{ background-color: color-mix(in srgb, var(--color-accent) 30%, transparent); }
  40%{ background-color: color-mix(in srgb, var(--color-accent) 18%, transparent); }
  100%{ background-color: rgba(0,0,0,.25); }
}

/* Cards, hover */
.grid{display:grid;gap:16px}
.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.card{background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:var(--radius);padding:22px;transition:transform var(--anim), box-shadow var(--anim)}
.card:hover{transform:translateY(-4px) scale(1.02);box-shadow:var(--shadow-md)}
.card i{color:var(--color-secondary)}

/* Steps */
.steps{display:flex;flex-wrap:wrap;gap:16px}
.steps .step-card{flex:1 1 calc(25% - 16px)}
.step-card{background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:var(--radius);padding:18px;text-align:left;box-shadow:var(--shadow-sm)}
.step-number{display:flex;align-items:center;justify-content:center;width:64px;height:64px;margin:0 auto;border-radius:50%;background:#fff;border:2px solid var(--color-primary);color:var(--color-primary);font-weight:800;font-size:1.6rem;margin-bottom:12px}
.step-card{padding:24px}
.step-card h4{text-align:center}
.step-card h4{margin:6px 0}

/* App cards */
.app-card{display:flex;flex-direction:column}
.app-card img{width:100%;height:450px;object-fit:cover;object-position:top;border-radius:12px;margin-bottom:10px}
.app-card{height:100%}
.swiper #appSlider .swiper-wrapper{align-items:stretch}
.app-card .app-desc{margin-top:auto}
.app-title{margin:0 0 6px}
.app-desc{margin:0;color:rgba(44,62,80,.9)}

/* Swiper */
.swiper{width:100%;padding:12px 0;overflow:visible;position:relative}
.swiper .swiper-wrapper{/* allow visible overflow for transform debugging */display:flex;gap:12px;transition:transform 300ms ease;overflow:visible}
.swiper .swiper-slide{box-sizing:border-box;border:1px solid rgba(0,0,0,0.03)}
.swiper-pagination{margin-right: 5px;position:static;margin-top:10px;}
.swiper-button-next,.swiper-button-prev{position:absolute;top:50%;transform:translateY(-50%);color:var(--color-accent);z-index:50;width:44px;height:44px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;border:2px solid var(--color-accent);}
.swiper-button-prev{left:8px}
.swiper-button-next{right:8px}
.swiper-button-next::after,.swiper-button-prev::after{content:"";display:block;width:10px;height:10px;border-right:2px solid var(--color-accent);border-bottom:2px solid var(--color-accent);transform:rotate(-45deg)}
.swiper-button-prev::after{transform:rotate(135deg)}
.swiper-pagination-bullet-active{background:var(--color-secondary);}
.swiper-pagination-bullet:not(:last-child){margin-right:8px;display:inline-block}

/* Specific sliders: pull arrows further out */
#appSlider .swiper-button-prev{left:-50px}
#appSlider .swiper-button-next{right:-50px}
#reviewsSlider .swiper-button-prev{left:-50px}
#reviewsSlider .swiper-button-next{right:-50px}
#typesSlider .swiper-button-prev{left:8px}
#typesSlider .swiper-button-next{right:8px}

/* viewport masks edge slides while allowing arrows outside */
.swiper-viewport{overflow:hidden;width:100%;position:relative}

/* Types slider */
.type-card{position:relative;overflow:hidden}
.type-card img{width:100%;height:220px;object-fit:cover;border-radius:12px}
.type-card .badge{position:absolute;left:12px;top:12px;background:var(--color-success);color:#fff;padding:.35rem .6rem;border-radius:9999px;font-weight:700}
.type-card .title{margin-top:10px;font-weight:700}

/* Wide compat widget under types */
.compat-wide{margin-top:18px;background:#fff;border:1px solid rgba(0,0,0,.06);padding:18px;border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.compat-wide h3{margin:0 0 10px;font-weight:800;color:var(--color-primary)}
.compat-wide .compat-controls{display:flex;flex-wrap:wrap;gap:12px}
.compat-wide select{flex:1;min-width:220px;padding:12px;border-radius:12px;border:2px solid rgba(0,0,0,.08);font-weight:700}
.compat-wide .compat-result{color:var(--color-text);background:color-mix(in srgb, var(--color-accent) 12%, white)}
/* For the wide compat result, keep accent background after pulse (no gray fallback) */
.compat-wide .compat-result.show{animation: compatPulseAccent 600ms ease}
@keyframes compatPulseAccent{
  0%{ background-color: color-mix(in srgb, var(--color-accent) 30%, transparent); }
  40%{ background-color: color-mix(in srgb, var(--color-accent) 18%, transparent); }
  100%{ background-color: color-mix(in srgb, var(--color-accent) 12%, white); }
}

/* Comparison */
.comparison-table{width:100%;border-collapse:separate;border-spacing:0 10px}
.comparison-table th,.comparison-table td{background:#fff;border:1px solid rgba(0,0,0,.06);padding:14px;border-radius:8px}
.comparison-table tbody tr:not(:first-child):not(:last-child) td{padding-top:6px;padding-bottom:6px}
.comparison-table th:first-child,.comparison-table td:first-child{border-radius:10px 0 0 10px}
.comparison-table th:last-child,.comparison-table td:last-child{border-radius:0 10px 10px 0}
.comparison-table tbody tr td{box-shadow:var(--shadow-sm)}
.t-center{text-align:center}
.check{color:var(--color-success);font-weight:800}
.cross{color:#e74c3c;font-weight:800}

/* Reviews */
.review-card{background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:var(--radius);padding:18px;height:100%}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.review-avatar{width:42px;height:42px;border-radius:50%;overflow:hidden}
.review-avatar img{width:100%;height:100%;object-fit:cover}
.review-author{display:flex;flex-direction:column;gap:4px}
.review-rating{color:#f5a524;font-size:.95rem}
.review-text{margin:0;color:var(--color-text);line-height:1.5}
.reviews-pag{margin-top:14px}

/* FAQ */
.faq-container{display:grid;gap:10px}
.faq-item{background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:12px;box-shadow:var(--shadow-sm)}
.faq-question{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;font-weight:800;cursor:pointer;font-size:1.1rem}
.faq-toggle{transition:transform var(--anim)}
.faq-answer{max-height:0;overflow:hidden;padding:0 18px;color:rgba(44,62,80,.9);line-height:1.6}
.faq-item.active .faq-answer{max-height:400px;padding:0 18px 16px}
.faq-item.active .faq-toggle{transform:rotate(90deg)}

/* CTA */
.final-cta{background:linear-gradient(135deg, var(--color-primary), #0f2742);color:#fff;border-radius:var(--radius);padding:28px}
.final-cta .cta-actions{margin-left:auto;margin-right:16px}

/* Modal */
.modal{position:fixed;inset:0;display:none;align-items:center;justify-content:center;background:rgba(0,0,0,.5);z-index:1000}
.modal.open{display:flex}
.modal .box{background:#fff;border-radius:14px;max-width:720px;width:92%;padding:22px;box-shadow:var(--shadow-md)}

/* Order form */
#orderModal .box{max-width:520px}
#orderForm{display:grid;gap:12px}
#orderForm .form-field{display:grid;gap:6px}
#orderForm label{font-weight:700}
#orderForm input,#orderForm select{width:100%;padding:12px 12px;border:2px solid rgba(0,0,0,.08);border-radius:10px;font-weight:600;outline:none;transition:border-color var(--anim), box-shadow var(--anim)}
#orderForm input:focus,#orderForm select:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(30,58,95,.15)}
#orderForm .field-note{font-size:.85rem;color:rgba(44,62,80,.7)}
#orderForm .form-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:6px}
#orderForm .form-message{margin-top:6px;font-weight:700;color:var(--color-success)}

/* small tweak for mobile spacing */
@media (max-width:768px){
  #orderForm input,#orderForm select{padding:12px}
}

/* Footer */
footer{border-top:1px solid rgba(0,0,0,.08);background:#fff}

/* Responsive */
@media (max-width:992px){
  .grid.cols-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps .step-card{flex:1 1 calc(50% - 16px)}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero{min-height:52vh;padding:36px 0}
  .grid.cols-3,.grid.cols-2{grid-template-columns:repeat(1,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(1,minmax(0,1fr))}
  .steps .step-card{flex:1 1 100%}
  /* App slider images: smaller and fully contained on mobile */
  .app-card img{height:180px;object-fit:contain;background:#fff}
  .app-card{align-items:stretch}
  .hero .content{grid-template-columns:1fr}
  .swiper{padding:12px 20px}

  /* Mobile: force hidden overflow so slides don't show cut edges */
  .swiper, .swiper-viewport, .swiper .swiper-wrapper { overflow: hidden; }

  /* Hide app slider arrows on mobile */
  #appSlider .swiper-button-prev, #appSlider .swiper-button-next { display: none !important; }

  /* Header: tighter spacing and simplified nav on mobile */
  .site-header .container{padding:10px 12px !important;display:flex;align-items:center;justify-content:space-between}
  .brand{font-size:1.1rem}
  .top-nav a{display:none}
  /* keep primary CTA visible */
  .top-nav a.btn{display:inline-flex}

  /* Footer: stack columns for mobile */
  footer .container{grid-template-columns:1fr;gap:12px}
  footer .container > div{padding:8px 0}
  footer .small{font-size:.9rem}

  /* Mobile-only slider presentation */
  /* Mobile slider: full-width slides without peek */
  .mobile-slider{display:flex;gap:0;overflow-x:auto;padding:0;scroll-snap-type:x mandatory;scroll-behavior:smooth}
  .mobile-slider::-webkit-scrollbar{height:6px}
  .mobile-slider::-webkit-scrollbar-thumb{background:rgba(0,0,0,.15);border-radius:9999px}
  .mobile-slide{flex:0 0 100%; max-width:100%; scroll-snap-align:start; scroll-snap-stop:always}
  /* Ensure cloned mobile slide images are compact and contained */
  .mobile-slide img{width:100%;height:700px;object-fit:contain;object-position:center;border-radius:12px;margin-bottom:10px}
  /* Hide desktop slider internals when in mobile mode */
  .mobile-mode .swiper-viewport, .mobile-mode .swiper-pagination{display:none}
}