/* r 777 download - Complete Style System */
/* ====== RESET & BASE ====== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,"Noto Sans Bengali",sans-serif;
  background:#0a0f1a;
  color:#e8ecf4;
  line-height:1.75;
  overflow-x:hidden;
}
a{color:#4fd1a5;text-decoration:none;transition:color .2s}
a:hover{color:#6fecc4}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4,h5,h6{line-height:1.25;font-weight:700}
ul,ol{list-style:none}

/* ====== CSS VARIABLES ====== */
:root{
  --c-primary:#1aab6b;
  --c-primary-light:#28d989;
  --c-accent:#f0b429;
  --c-bg-dark:#0a0f1a;
  --c-bg-card:#111827;
  --c-bg-card-alt:#1a2332;
  --c-border:rgba(255,255,255,.08);
  --c-text:#e8ecf4;
  --c-text-muted:#94a3b8;
  --c-success:#22c55e;
  --c-danger:#ef4444;
  --shadow-sm:0 2px 8px rgba(0,0,0,.2);
  --shadow-md:0 8px 24px rgba(0,0,0,.3);
  --shadow-lg:0 16px 48px rgba(0,0,0,.4);
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:20px;
  --radius-full:999px;
  --max-w:1180px;
}

/* ====== HEADER ====== */
.site-header{
  position:sticky;top:0;z-index:1000;width:100%;
  background:rgba(10,15,26,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--c-border);
}
.header-inner{
  max-width:var(--max-w);margin:0 auto;
  min-height:72px;padding:0 20px;
  display:grid;
  grid-template-columns:168px minmax(0,1fr) auto;
  align-items:center;gap:18px;
}
.brand-wrap{
  width:168px;min-width:168px;max-width:168px;
  height:56px;display:flex;align-items:center;
}
.brand-link{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;overflow:hidden}
.brand-mark{width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center}
.brand-mark svg{width:42px;height:42px}
.brand-text{min-width:0;line-height:1.05}
.brand-text strong,.brand-text span{
  display:block;max-width:105px;overflow:hidden;
  text-overflow:ellipsis;white-space:nowrap;
  font-size:14px;color:#e8ecf4;
}
.brand-text strong{font-size:16px;color:#4fd1a5}

.primary-nav{
  min-width:0;display:flex;align-items:center;
  justify-content:center;gap:clamp(8px,1vw,18px);
  overflow:visible;flex-wrap:nowrap;
}
.primary-nav a{
  white-space:nowrap;flex:0 1 auto;max-width:128px;
  overflow:hidden;text-overflow:ellipsis;
  line-height:1;padding:10px 6px;
  font-size:14px;font-weight:600;
  color:#c8d6e5;transition:color .2s;
}
.primary-nav a:hover,.primary-nav a.active{color:var(--c-primary-light)}

.header-actions{
  flex-shrink:0;display:flex;align-items:center;
  gap:10px;white-space:nowrap;
}
.header-actions .btn{
  min-height:42px;padding:0 18px;
  display:inline-flex;align-items:center;justify-content:center;
  white-space:nowrap;border-radius:var(--radius-full);
  font-size:14px;font-weight:700;border:none;cursor:pointer;
  transition:all .2s;
}
.btn-register{
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-light));
  color:#052e16;
}
.btn-register:hover{filter:brightness(1.1);color:#031b10}
.btn-login{
  background:transparent;
  border:1.5px solid rgba(79,209,165,.5) !important;
  color:#c8d6e5;
}
.btn-login:hover{background:rgba(79,209,165,.1);color:#fff}

.nav-toggle{display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;padding:10px;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.nav-toggle span{display:block;width:22px;height:2px;background:#e8ecf4;border-radius:2px;transition:all .3s}

/* ====== MORE MENU ====== */
.nav-more{position:relative;flex:0 0 auto}
.more-toggle{
  min-height:38px;padding:0 12px;border:0;
  border-radius:var(--radius-full);cursor:pointer;
  white-space:nowrap;display:inline-flex;align-items:center;
  justify-content:center;font-size:14px;font-weight:600;
  background:rgba(79,209,165,.12);color:#4fd1a5;
  transition:background .2s;
}
.more-toggle:hover{background:rgba(79,209,165,.2)}
.more-menu{
  position:absolute;top:calc(100% + 12px);right:0;
  min-width:210px;padding:10px;border-radius:16px;
  z-index:1200;background:#1a2332;
  border:1px solid var(--c-border);box-shadow:var(--shadow-lg);
}
.more-menu[hidden]{display:none !important}
@media(max-width:900px){
  .more-menu[hidden]{display:contents !important}
}
.nav-more.is-open .more-menu{display:grid;gap:4px}
.more-menu a{
  display:block;width:100%;max-width:none;
  padding:11px 12px;white-space:nowrap;
  text-overflow:ellipsis;overflow:hidden;
  color:#c8d6e5;font-size:14px;font-weight:500;
  border-radius:var(--radius-sm);transition:background .2s;
}
.more-menu a:hover{background:rgba(79,209,165,.1);color:#fff}

/* ====== HERO SECTION ====== */
.hero-section{
  padding:clamp(60px,8vw,100px) 0 clamp(40px,5vw,70px);
  position:relative;overflow:hidden;
}
.hero-section::before{
  content:'';position:absolute;top:-50%;right:-30%;
  width:80%;height:200%;
  background:radial-gradient(circle,rgba(26,171,107,.12) 0%,transparent 60%);
  pointer-events:none;
}
.hero-inner{
  max-width:var(--max-w);margin:0 auto;padding:0 20px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;
}
.hero-badge{
  display:inline-block;padding:6px 16px;
  background:rgba(26,171,107,.15);border:1px solid rgba(26,171,107,.3);
  border-radius:var(--radius-full);font-size:13px;font-weight:700;
  color:var(--c-primary-light);margin-bottom:18px;
}
.hero-section h1{
  font-size:clamp(28px,4vw,48px);line-height:1.2;
  margin-bottom:20px;
}
.hero-lead{
  font-size:17px;line-height:1.9;color:var(--c-text-muted);
  margin-bottom:28px;max-width:580px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-cta .btn{
  min-height:48px;padding:0 28px;border-radius:var(--radius-full);
  font-size:15px;font-weight:700;display:inline-flex;align-items:center;
  justify-content:center;border:none;cursor:pointer;transition:all .2s;
}
.hero-cta .btn-primary{background:linear-gradient(135deg,var(--c-primary),var(--c-primary-light));color:#052e16}
.hero-cta .btn-primary:hover{filter:brightness(1.1)}
.hero-cta .btn-outline{border:1.5px solid rgba(79,209,165,.5);color:#c8d6e5;background:transparent}
.hero-cta .btn-outline:hover{background:rgba(79,209,165,.08);color:#fff}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.hero-stat{
  padding:14px;text-align:center;border-radius:var(--radius-md);
  background:rgba(26,171,107,.08);border:1px solid rgba(26,171,107,.15);
}
.hero-stat strong{display:block;font-size:16px;color:#fff}
.hero-stat span{font-size:13px;color:var(--c-text-muted)}
.hero-visual{position:relative}
.hero-visual img{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--c-border)}

/* ====== CONTAINER & SECTIONS ====== */
.container{max-width:var(--max-w);margin:0 auto;padding:0 20px}
.section{padding:clamp(48px,6vw,80px) 0}
.section-header{text-align:center;margin-bottom:40px}
.section-header h2{font-size:clamp(24px,3vw,38px);margin-bottom:12px}
.section-header p{color:var(--c-text-muted);max-width:640px;margin:0 auto}

/* ====== CONTENT GRID ====== */
.content-grid{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(280px,.95fr);
  gap:36px;align-items:start;
}
.content-grid.reverse{grid-template-columns:minmax(280px,.95fr) minmax(0,1.05fr)}

/* ====== PROSE ====== */
.prose{max-width:820px}
.prose h2{font-size:clamp(22px,2.5vw,34px);line-height:1.25;margin:40px 0 16px;color:#fff}
.prose h3{font-size:clamp(18px,2vw,26px);line-height:1.35;margin:28px 0 12px;color:#e0f0e8}
.prose p{font-size:17px;line-height:1.9;margin:0 0 18px;color:#c8d6e5}
.prose ul,.prose ol{margin:0 0 18px;padding-left:24px}
.prose li{margin-bottom:8px;font-size:16px;line-height:1.8;color:#c8d6e5;list-style:disc}
.prose ol li{list-style:decimal}
.prose img{border-radius:var(--radius-md);margin:20px 0;box-shadow:var(--shadow-sm);border:1px solid var(--c-border)}
.prose a{color:var(--c-primary-light);text-decoration:underline}

/* ====== CARDS ====== */
.card-grid{display:grid;gap:20px}
.card-grid-2{grid-template-columns:repeat(2,1fr)}
.card-grid-3{grid-template-columns:repeat(3,1fr)}
.card-grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  padding:24px;border-radius:var(--radius-lg);
  background:var(--c-bg-card);border:1px solid var(--c-border);
  box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.card-icon{
  width:52px;height:52px;border-radius:14px;margin-bottom:14px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--c-primary),var(--c-primary-light));
  color:#052e16;font-size:22px;font-weight:700;
}
.card h3{font-size:18px;margin-bottom:10px;color:#fff}
.card p{font-size:15px;color:var(--c-text-muted);line-height:1.7}
.card img{border-radius:var(--radius-sm);margin-bottom:14px}

/* ====== GLASS CARD ====== */
.glass-card{
  padding:clamp(20px,3vw,40px);border-radius:var(--radius-lg);
  background:linear-gradient(180deg,rgba(26,171,107,.08),rgba(255,255,255,.02));
  border:1px solid var(--c-border);box-shadow:var(--shadow-md);
}

/* ====== STEP CARDS ====== */
.step-list{display:grid;gap:16px}
.step-card{
  padding:20px 24px;border-radius:var(--radius-md);
  background:var(--c-bg-card);border:1px solid var(--c-border);
}
.step-card h3{font-size:17px;margin-bottom:8px;color:var(--c-primary-light)}
.step-card p{font-size:15px;color:var(--c-text-muted);line-height:1.7}

/* ====== COMPARISON TABLE ====== */
.table-wrap{
  border-radius:var(--radius-lg);overflow:hidden;
  background:var(--c-bg-card);border:1px solid var(--c-border);
}
.table-wrap table{width:100%;border-collapse:collapse;color:#e8ecf4}
.table-wrap th,.table-wrap td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--c-border);font-size:15px}
.table-wrap th{background:rgba(26,171,107,.1);font-weight:700;color:#fff}
.table-wrap tr:last-child td{border-bottom:none}

/* ====== FAQ ====== */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{
  margin-bottom:12px;border-radius:var(--radius-md);
  background:var(--c-bg-card);border:1px solid var(--c-border);overflow:hidden;
}
.faq-q{
  width:100%;padding:16px 20px;border:none;background:transparent;
  color:#fff;font-size:16px;font-weight:600;text-align:left;
  cursor:pointer;display:flex;align-items:center;justify-content:space-between;
}
.faq-q::after{content:'+';font-size:20px;color:var(--c-primary);transition:transform .2s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{
  padding:0 20px 16px;font-size:15px;line-height:1.8;
  color:var(--c-text-muted);display:none;
}
.faq-item.open .faq-a{display:block}

/* ====== TESTIMONIALS ====== */
.testimonial-card{
  padding:24px;border-radius:var(--radius-lg);
  background:var(--c-bg-card);border:1px solid var(--c-border);
}
.testimonial-card .stars{color:#facc15;margin-bottom:10px;font-size:16px}
.testimonial-card p{font-size:15px;line-height:1.7;color:#c8d6e5;margin-bottom:12px}
.testimonial-card .author{font-size:14px;font-weight:600;color:#fff}
.testimonial-card .location{font-size:13px;color:var(--c-text-muted)}

/* ====== CTA SECTION ====== */
.cta-section{
  padding:48px 0;text-align:center;
  background:linear-gradient(135deg,rgba(26,171,107,.08),rgba(26,171,107,.02));
  border-top:1px solid var(--c-border);border-bottom:1px solid var(--c-border);
}
.cta-section h2{font-size:clamp(22px,3vw,32px);margin-bottom:14px}
.cta-section p{color:var(--c-text-muted);margin-bottom:24px;max-width:600px;margin-left:auto;margin-right:auto}
.cta-btns{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.cta-btns .btn{
  min-height:48px;padding:0 28px;border-radius:var(--radius-full);
  font-size:15px;font-weight:700;display:inline-flex;align-items:center;
  border:none;cursor:pointer;transition:all .2s;
}

/* ====== PRIVACY / HIGHLIGHT BOX ====== */
.highlight-box{
  padding:24px;border-radius:var(--radius-md);
  background:var(--c-bg-card);border-left:4px solid var(--c-primary);
  margin:24px 0;
}

/* ====== BREADCRUMB ====== */
.breadcrumb-nav{padding:16px 0;background:rgba(0,0,0,.2)}
.bc-inner{max-width:var(--max-w);margin:0 auto;padding:0 20px;font-size:14px;color:var(--c-text-muted)}
.bc-inner a{color:var(--c-primary)}
.bc-sep{margin:0 8px;opacity:.5}
.bc-current{color:#e8ecf4}

/* ====== INNER PAGE HERO ====== */
.page-hero{padding:clamp(40px,5vw,70px) 0 clamp(20px,3vw,40px)}
.page-hero h1{font-size:clamp(26px,3.5vw,42px);margin-bottom:16px}
.page-hero .lead{font-size:17px;line-height:1.9;color:var(--c-text-muted);max-width:720px}

/* ====== FOOTER ====== */
.site-footer{
  background:#060a12;border-top:1px solid var(--c-border);
  padding:clamp(40px,5vw,64px) 0 0;
}
.footer-inner{
  max-width:var(--max-w);margin:0 auto;padding:0 20px;
  display:grid;grid-template-columns:1.2fr 2fr;gap:40px;
}
.footer-brand p{font-size:14px;color:var(--c-text-muted);line-height:1.7;margin:12px 0}
.footer-contact{font-size:13px;color:var(--c-text-muted);margin:4px 0 !important}
.footer-logo{display:flex;align-items:center;gap:10px}
.footer-logo svg{width:36px;height:36px}
.footer-logo strong{font-size:16px;color:var(--c-primary-light)}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.footer-col h3{font-size:15px;color:#fff;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;color:var(--c-text-muted);padding:4px 0;transition:color .2s}
.footer-col a:hover{color:var(--c-primary-light)}
.footer-bottom{
  max-width:var(--max-w);margin:0 auto;padding:20px 20px;
  border-top:1px solid var(--c-border);margin-top:32px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
}
.footer-bottom p{font-size:13px;color:var(--c-text-muted)}

/* ====== 404 PAGE ====== */
.page-404{text-align:center;padding:120px 20px}
.page-404 h1{font-size:clamp(48px,10vw,120px);color:var(--c-primary);opacity:.3;margin-bottom:10px}
.page-404 h2{font-size:clamp(22px,3vw,32px);margin-bottom:14px}
.page-404 p{color:var(--c-text-muted);margin-bottom:28px}

/* ====== RESPONSIVE ====== */
@media(max-width:1100px){
  .card-grid-4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .header-inner{
    min-height:68px;grid-template-columns:140px 1fr auto;gap:10px;
  }
  .brand-wrap{width:140px;min-width:140px;max-width:140px;height:48px}
  .brand-mark{width:38px;height:38px;flex-basis:38px}
  .brand-mark svg{width:38px;height:38px}
  .brand-text strong,.brand-text span{max-width:86px}
  .primary-nav{
    position:fixed;left:12px;right:12px;top:76px;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    padding:14px;border-radius:18px;max-height:calc(100vh - 96px);
    overflow-y:auto;background:#111827;border:1px solid var(--c-border);
    box-shadow:var(--shadow-lg);z-index:999;
  }
  .primary-nav.is-open{display:flex}
  .primary-nav a{max-width:none;width:100%;padding:14px 12px;text-overflow:initial;font-size:15px}
  .nav-more{display:contents !important}
  .nav-more .more-toggle{display:none !important}
  .nav-more .more-menu{
    display:contents !important;
    position:static;min-width:0;padding:0;border-radius:0;
    border:none;box-shadow:none;background:transparent;
  }
  .nav-more .more-menu a{
    padding:14px 12px;font-size:15px;max-width:none;width:100%;
    border-radius:0;
  }
  .header-actions{justify-content:flex-end;gap:6px}
  .header-actions .btn{min-height:38px;padding:0 12px;font-size:14px}
  .nav-toggle{display:inline-flex}
  .hero-inner{grid-template-columns:1fr}
  .content-grid,.content-grid.reverse{grid-template-columns:1fr}
  .card-grid-3,.card-grid-4{grid-template-columns:1fr}
  .card-grid-2{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .footer-links{grid-template-columns:repeat(2,1fr)}
  .footer-bottom{flex-direction:column;text-align:center}
  .hero-stats{grid-template-columns:repeat(3,1fr);gap:8px}
}
@media(max-width:480px){
  .header-actions .btn{padding:0 10px;font-size:13px}
  .footer-links{grid-template-columns:1fr}
}