/* =========================================================
   BulBulNepal — Design tokens
   ========================================================= */
:root{
	--bg-void:#04060c;
	--bg-panel:#0a0e1a;
	--bg-panel-2:#0d1224;
	--glass:rgba(255,255,255,0.045);
	--glass-strong:rgba(255,255,255,0.07);
	--border:rgba(255,255,255,0.09);
	--border-strong:rgba(255,255,255,0.16);

	--blue:#5aa2ff;
	--green:#39ffb4;
	--purple:#a855f7;
	--grad-primary:linear-gradient(120deg,var(--blue),var(--purple));
	--grad-accent:linear-gradient(120deg,var(--green),var(--blue));

	--text-primary:#eef1f8;
	--text-muted:#8d96ac;
	--text-faint:#5b6377;

	--font-display:'Space Grotesk',sans-serif;
	--font-body:'Inter',sans-serif;
	--font-mono:'JetBrains Mono',monospace;

	--radius-sm:10px;
	--radius-md:16px;
	--radius-lg:26px;
	--ease:cubic-bezier(.16,.84,.44,1);
}

/* =========================================================
   Reset
   ========================================================= */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
	background:var(--bg-void);
	color:var(--text-primary);
	font-family:var(--font-body);
	line-height:1.6;
	overflow-x:hidden;
	-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{list-style:none;}
button,input,select,textarea{font-family:inherit;color:inherit;}
input,select,textarea{background:transparent;}
.screen-reader-text{position:absolute;left:-9999px;}
.skip-link:focus{position:fixed;top:1rem;left:1rem;z-index:9999;background:var(--bg-panel);padding:.75rem 1.25rem;border-radius:8px;}
:focus-visible{outline:2px solid var(--green);outline-offset:3px;}

@media (prefers-reduced-motion: reduce){
	*{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

.bbn-container{max-width:1240px;margin:0 auto;padding:0 32px;}

/* =========================================================
   Background grid / atmosphere
   ========================================================= */
.bbn-grid-overlay{
	position:fixed;inset:0;pointer-events:none;z-index:0;
	background-image:
		linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
		linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
	background-size:64px 64px;
	mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, black 10%, transparent 75%);
}

/* =========================================================
   Custom cursor
   ========================================================= */
.bbn-cursor{position:fixed;top:0;left:0;pointer-events:none;z-index:9999;transform:translate(-50%,-50%);mix-blend-mode:difference;}
.bbn-cursor-dot{position:absolute;width:6px;height:6px;background:var(--green);border-radius:50%;top:0;left:0;transform:translate(-50%,-50%);transition:opacity .2s;}
.bbn-cursor-ring{position:absolute;width:36px;height:36px;border:1px solid rgba(255,255,255,.5);border-radius:50%;top:0;left:0;transform:translate(-50%,-50%);transition:width .25s var(--ease),height .25s var(--ease),border-color .25s;}
.bbn-cursor-label{position:absolute;top:0;left:0;transform:translate(-50%,-50%);font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#000;background:var(--green);padding:4px 10px;border-radius:20px;opacity:0;transition:opacity .2s;white-space:nowrap;}
.bbn-cursor.is-active .bbn-cursor-ring{width:64px;height:64px;border-color:transparent;}
.bbn-cursor.is-active .bbn-cursor-dot{opacity:0;}
.bbn-cursor.has-label .bbn-cursor-label{opacity:1;}
@media (hover:none), (pointer:coarse){ .bbn-cursor{display:none;} }

/* =========================================================
   Buttons
   ========================================================= */
.bbn-btn{
	display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
	font-family:var(--font-display);font-weight:600;font-size:.95rem;letter-spacing:.01em;
	padding:14px 28px;border-radius:100px;border:1px solid transparent;cursor:pointer;
	transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s,border-color .3s;
	position:relative;overflow:hidden;
}
.bbn-btn-primary{background:var(--grad-primary);color:#03050a;box-shadow:0 0 0 rgba(90,162,255,0);}
.bbn-btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px -8px rgba(90,162,255,.55);}
.bbn-btn-outline{border-color:var(--border-strong);color:var(--text-primary);background:var(--glass);}
.bbn-btn-outline:hover{border-color:var(--green);color:var(--green);transform:translateY(-2px);}
.bbn-btn-ghost{border:1px solid var(--border-strong);color:var(--text-primary);font-size:.85rem;padding:10px 20px;}
.bbn-btn-ghost:hover{border-color:var(--green);color:var(--green);}
.bbn-btn-lg{padding:18px 38px;font-size:1.05rem;}
.bbn-btn-spinner{display:none;width:16px;height:16px;border-radius:50%;border:2px solid rgba(0,0,0,.25);border-top-color:#03050a;animation:bbn-spin .7s linear infinite;}
.is-submitting .bbn-btn-spinner{display:inline-block;}
.is-submitting .bbn-btn-text{opacity:.6;}
@keyframes bbn-spin{to{transform:rotate(360deg);}}

/* =========================================================
   Header
   ========================================================= */
.bbn-header{
	position:fixed;top:0;left:0;right:0;z-index:1000;
	padding:20px 0;
	transition:background .35s var(--ease),padding .35s var(--ease),border-color .35s;
	border-bottom:1px solid transparent;
}
.bbn-header.is-scrolled{
	background:rgba(4,6,12,.72);backdrop-filter:blur(16px) saturate(140%);
	padding:14px 0;border-bottom-color:var(--border);
}
.bbn-header-inner{max-width:1240px;margin:0 auto;padding:0 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;}
.bbn-logo{display:flex;align-items:center;gap:10px;}
.bbn-logo-text{font-family:var(--font-display);font-weight:700;font-size:1.2rem;letter-spacing:-.01em;}
.bbn-logo-text em{font-style:normal;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent;}
.bbn-nav-list{display:flex;align-items:center;gap:2.25rem;}
.bbn-nav-list a{font-size:.92rem;color:var(--text-muted);transition:color .25s;position:relative;}
.bbn-nav-list a:hover{color:var(--text-primary);}
.bbn-nav-list a::after{content:'';position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--green);transition:width .3s var(--ease);}
.bbn-nav-list a:hover::after{width:100%;}
.bbn-header-actions{display:flex;align-items:center;gap:14px;}
.bbn-nav-toggle{display:none;flex-direction:column;gap:5px;width:26px;background:none;border:none;cursor:pointer;}
.bbn-nav-toggle span{display:block;height:2px;background:var(--text-primary);border-radius:2px;transition:transform .3s,opacity .3s;}

/* =========================================================
   Hero
   ========================================================= */
.bbn-hero{position:relative;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;padding:140px 24px 100px;}
.bbn-hero-canvas-wrap{position:absolute;inset:0;z-index:0;}
#bbn-globe{width:100%;height:100%;display:block;}
.bbn-hero-particles{position:absolute;inset:0;z-index:1;pointer-events:none;overflow:hidden;}
.bbn-hero-particles span{position:absolute;width:2px;height:2px;background:var(--green);border-radius:50%;opacity:.6;animation:bbn-float linear infinite;}
@keyframes bbn-float{
	0%{transform:translateY(0) translateX(0);opacity:0;}
	10%{opacity:.7;}
	90%{opacity:.5;}
	100%{transform:translateY(-120vh) translateX(30px);opacity:0;}
}
.bbn-hero-vignette{position:absolute;inset:0;z-index:1;background:radial-gradient(ellipse 60% 50% at 50% 40%,transparent 0%,var(--bg-void) 85%),linear-gradient(180deg,transparent 0%,var(--bg-void) 96%);pointer-events:none;}
.bbn-hero-inner{position:relative;z-index:2;max-width:840px;text-align:center;}
.bbn-eyebrow{
	display:inline-block;font-family:var(--font-mono);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;
	color:var(--green);padding:6px 16px;border:1px solid rgba(57,255,180,.3);border-radius:100px;background:rgba(57,255,180,.06);
	margin-bottom:1.75rem;
}
.bbn-hero-title{font-family:var(--font-display);font-weight:700;font-size:clamp(2.6rem,6vw,4.6rem);line-height:1.06;letter-spacing:-.02em;margin-bottom:1.5rem;}
.bbn-gradient-text{background:var(--grad-primary);-webkit-background-clip:text;background-clip:text;color:transparent;}
.bbn-hero-sub{font-size:clamp(1.05rem,1.6vw,1.2rem);color:var(--text-muted);max-width:600px;margin:0 auto 2.5rem;}
.bbn-hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:2rem;}
.bbn-hero-trust{font-family:var(--font-mono);font-size:.8rem;color:var(--text-faint);letter-spacing:.03em;}
.bbn-hero-scroll{position:absolute;bottom:36px;left:50%;transform:translateX(-50%);z-index:2;display:flex;flex-direction:column;align-items:center;gap:8px;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-faint);}
.bbn-hero-scroll span{width:1px;height:36px;background:linear-gradient(var(--green),transparent);animation:bbn-scroll-pulse 1.8s ease-in-out infinite;}
@keyframes bbn-scroll-pulse{0%,100%{opacity:.3;}50%{opacity:1;}}

/* reveal on scroll */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
[data-reveal].is-visible{opacity:1;transform:translateY(0);}

/* =========================================================
   Stat strip
   ========================================================= */
.bbn-stat-strip{position:relative;z-index:2;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--bg-panel);}
.bbn-stat-strip-inner{max-width:1000px;margin:0 auto;padding:40px 32px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;}
.bbn-stat-num{display:block;font-family:var(--font-display);font-weight:700;font-size:clamp(1.8rem,3vw,2.4rem);background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent;}
.bbn-stat-label{display:block;margin-top:4px;font-size:.8rem;color:var(--text-muted);letter-spacing:.02em;}

/* =========================================================
   Section shared
   ========================================================= */
section{position:relative;z-index:2;padding:120px 0;}
.bbn-section-title{font-family:var(--font-display);font-weight:700;font-size:clamp(2rem,3.6vw,2.8rem);letter-spacing:-.015em;margin:.75rem 0 1rem;}
.bbn-section-sub{color:var(--text-muted);max-width:560px;font-size:1.05rem;margin-bottom:3.5rem;}
.bbn-services,.bbn-process,.bbn-about{background:var(--bg-panel);}
.bbn-case-studies,.bbn-testimonials{background:var(--bg-void);}

/* =========================================================
   Services
   ========================================================= */
.bbn-services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.bbn-service-card{
	position:relative;padding:32px 28px;border-radius:var(--radius-md);background:var(--glass);border:1px solid var(--border);
	overflow:hidden;transition:transform .45s var(--ease),border-color .35s;transform-style:preserve-3d;will-change:transform;
}
.bbn-service-card:hover{border-color:var(--border-strong);}
.bbn-service-index{font-family:var(--font-mono);font-size:.75rem;color:var(--text-faint);letter-spacing:.08em;}
.bbn-service-card h3{font-family:var(--font-display);font-size:1.25rem;font-weight:600;margin:14px 0 10px;}
.bbn-service-desc{color:var(--text-muted);font-size:.95rem;}
.bbn-service-detail{max-height:0;opacity:0;overflow:hidden;transition:max-height .45s var(--ease),opacity .4s,margin .4s;}
.bbn-service-card:hover .bbn-service-detail{max-height:160px;opacity:1;margin-top:16px;}
.bbn-service-detail p{font-size:.88rem;color:var(--text-muted);margin-bottom:10px;}
.bbn-service-stat{display:inline-block;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.05em;color:var(--green);border:1px solid rgba(57,255,180,.3);padding:4px 10px;border-radius:100px;}
.bbn-card-glow{position:absolute;top:-40%;right:-30%;width:220px;height:220px;background:radial-gradient(circle,rgba(90,162,255,.25),transparent 70%);opacity:0;transition:opacity .4s;pointer-events:none;}
.bbn-service-card:hover .bbn-card-glow{opacity:1;}

/* =========================================================
   Case studies
   ========================================================= */
.bbn-case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-bottom:4rem;}
.bbn-case-card{padding:28px;border-radius:var(--radius-md);background:var(--glass);border:1px solid var(--border);transition:transform .4s var(--ease),border-color .35s;}
.bbn-case-card:hover{transform:translateY(-6px) scale(1.015);border-color:var(--purple);}
.bbn-case-niche{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:var(--purple);}
.bbn-case-card-top h3{font-family:var(--font-display);font-size:1.1rem;margin-top:8px;}
.bbn-case-snapshot{display:flex;align-items:end;gap:14px;margin:22px 0;height:80px;}
.bbn-case-bar{display:flex;flex-direction:column;align-items:center;justify-content:flex-end;width:44px;height:100%;}
.bbn-case-bar span{width:100%;background:linear-gradient(180deg,rgba(255,255,255,.25),rgba(255,255,255,.08));border-radius:4px 4px 0 0;display:block;}
.bbn-case-bar-after span{background:var(--grad-accent);}
.bbn-case-bar em{font-style:normal;font-family:var(--font-mono);font-size:.68rem;color:var(--text-faint);margin-top:6px;}
.bbn-case-arrow{color:var(--text-faint);font-size:1.1rem;padding-bottom:20px;}
.bbn-case-stats{display:flex;flex-direction:column;gap:6px;border-top:1px solid var(--border);padding-top:16px;}
.bbn-case-stats li{font-size:.85rem;color:var(--text-muted);}

.bbn-featured-case{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;padding:56px;border-radius:var(--radius-lg);background:linear-gradient(160deg,var(--bg-panel-2),var(--bg-panel));border:1px solid var(--border);}
.bbn-featured-case-text h3{font-family:var(--font-display);font-size:1.7rem;margin:.75rem 0 1.75rem;font-weight:600;}
.bbn-featured-block{margin-bottom:1.25rem;}
.bbn-featured-block h4{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--blue);margin-bottom:4px;}
.bbn-featured-block p{color:var(--text-muted);font-size:.94rem;}
.bbn-featured-case-stats{display:grid;grid-template-columns:1fr 1fr;gap:18px;align-content:center;}
.bbn-count-card{padding:26px 20px;border-radius:var(--radius-md);background:var(--glass);border:1px solid var(--border);text-align:center;}
.bbn-count-num{display:block;font-family:var(--font-display);font-weight:700;font-size:2.1rem;background:var(--grad-primary);-webkit-background-clip:text;background-clip:text;color:transparent;}
.bbn-count-label{display:block;margin-top:6px;font-size:.8rem;color:var(--text-muted);}

/* =========================================================
   Process
   ========================================================= */
.bbn-process-timeline{position:relative;max-width:760px;margin:0 auto;}
.bbn-process-timeline::before{content:'';position:absolute;left:23px;top:12px;bottom:12px;width:1px;background:linear-gradient(var(--blue),var(--purple),var(--green));opacity:.4;}
.bbn-process-step{display:flex;gap:28px;padding-bottom:44px;position:relative;}
.bbn-process-step:last-child{padding-bottom:0;}
.bbn-process-node{flex-shrink:0;width:48px;height:48px;border-radius:50%;background:var(--bg-void);border:1px solid var(--border-strong);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:.85rem;color:var(--green);z-index:1;}
.bbn-process-content h3{font-family:var(--font-display);font-size:1.15rem;font-weight:600;margin-bottom:6px;}
.bbn-process-content p{color:var(--text-muted);font-size:.94rem;max-width:520px;}

/* =========================================================
   Pricing Calculator
   ========================================================= */
.bbn-calculator{display:grid;grid-template-columns:1.4fr 1fr;gap:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border);}
.bbn-calc-controls{padding:48px;background:var(--glass);display:flex;flex-direction:column;gap:32px;}
.bbn-calc-group h3{font-family:var(--font-display);font-size:.95rem;font-weight:600;margin-bottom:14px;color:var(--text-primary);}
.bbn-pill-group{display:flex;flex-wrap:wrap;gap:10px;}
.bbn-pill{padding:10px 18px;border-radius:100px;border:1px solid var(--border-strong);background:transparent;color:var(--text-muted);font-size:.85rem;cursor:pointer;transition:all .25s;}
.bbn-pill:hover{border-color:var(--blue);color:var(--text-primary);}
.bbn-pill.is-active{background:var(--grad-primary);color:#03050a;border-color:transparent;font-weight:600;}
.bbn-slider{width:100%;accent-color:var(--green);height:4px;cursor:pointer;}
.bbn-toggle{display:flex;align-items:center;gap:12px;cursor:pointer;}
.bbn-toggle input{position:absolute;opacity:0;}
.bbn-toggle-track{width:44px;height:24px;border-radius:100px;background:var(--border-strong);position:relative;transition:background .25s;flex-shrink:0;}
.bbn-toggle-thumb{position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:transform .25s var(--ease);}
.bbn-toggle input:checked + .bbn-toggle-track{background:var(--green);}
.bbn-toggle input:checked + .bbn-toggle-track .bbn-toggle-thumb{transform:translateX(20px);}
.bbn-toggle-label{font-size:.88rem;color:var(--text-muted);}
.bbn-checkbox-group{display:flex;flex-direction:column;gap:12px;}
.bbn-checkbox{display:flex;align-items:center;gap:10px;font-size:.9rem;color:var(--text-muted);cursor:pointer;}
.bbn-checkbox input{position:absolute;opacity:0;}
.bbn-checkbox span{width:18px;height:18px;border-radius:5px;border:1px solid var(--border-strong);flex-shrink:0;position:relative;transition:all .2s;}
.bbn-checkbox input:checked + span{background:var(--green);border-color:var(--green);}
.bbn-checkbox input:checked + span::after{content:'';position:absolute;left:5px;top:1px;width:5px;height:9px;border:solid #03050a;border-width:0 2px 2px 0;transform:rotate(45deg);}

.bbn-calc-output{padding:48px;background:linear-gradient(160deg,var(--bg-panel-2),var(--bg-void));display:flex;flex-direction:column;justify-content:center;align-items:flex-start;}
.bbn-calc-label{font-family:var(--font-mono);font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--text-faint);}
.bbn-calc-price{display:flex;align-items:baseline;gap:6px;font-family:var(--font-display);font-weight:700;font-size:2.6rem;margin:10px 0 8px;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent;}
.bbn-calc-dash{color:var(--text-faint);-webkit-text-fill-color:var(--text-faint);margin:0 4px;font-size:1.6rem;}
.bbn-calc-note{color:var(--text-muted);font-size:.85rem;margin-bottom:28px;}

/* =========================================================
   Testimonials
   ========================================================= */
.bbn-testimonial-slider{position:relative;max-width:760px;margin:0 auto;overflow:hidden;}
.bbn-testimonial-track{display:flex;transition:transform .6s var(--ease);}
.bbn-testimonial-slide{min-width:100%;padding:44px;border-radius:var(--radius-lg);background:var(--glass);border:1px solid var(--border);}
.bbn-testimonial-quote{font-family:var(--font-display);font-size:1.35rem;font-weight:500;line-height:1.5;margin-bottom:28px;}
.bbn-testimonial-slide footer{display:flex;align-items:center;gap:14px;}
.bbn-testimonial-avatar{width:44px;height:44px;border-radius:50%;background:var(--grad-primary);display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:700;color:#03050a;flex-shrink:0;}
.bbn-testimonial-slide strong{display:block;font-size:.95rem;}
.bbn-testimonial-slide em{display:block;font-style:normal;font-size:.8rem;color:var(--text-muted);margin-top:2px;}
.bbn-testimonial-result{display:inline-block;margin-top:6px;font-family:var(--font-mono);font-size:.72rem;color:var(--green);}
.bbn-testimonial-dots{display:flex;justify-content:center;gap:10px;margin-top:28px;}
.bbn-testimonial-dots button{width:8px;height:8px;border-radius:50%;background:var(--border-strong);border:none;cursor:pointer;transition:all .3s;}
.bbn-testimonial-dots button.is-active{background:var(--green);width:24px;border-radius:100px;}

/* =========================================================
   About
   ========================================================= */
.bbn-about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.bbn-about-copy{color:var(--text-muted);font-size:1.05rem;margin-top:1rem;max-width:460px;}
.bbn-about-stats{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.bbn-about-stats div{padding:28px;border-radius:var(--radius-md);background:var(--glass);border:1px solid var(--border);text-align:center;}
.bbn-about-stats span{display:block;font-family:var(--font-display);font-weight:700;font-size:2rem;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent;}
.bbn-about-stats p{margin-top:6px;color:var(--text-muted);font-size:.85rem;}

/* =========================================================
   Final CTA
   ========================================================= */
.bbn-final-cta{position:relative;text-align:center;overflow:hidden;padding:140px 0;}
.bbn-final-cta-glow{position:absolute;left:50%;top:50%;width:800px;height:500px;transform:translate(-50%,-50%);background:radial-gradient(ellipse,rgba(90,162,255,.18),transparent 70%);pointer-events:none;}
.bbn-final-cta h2{position:relative;font-family:var(--font-display);font-weight:700;font-size:clamp(2rem,4vw,3rem);margin-bottom:1rem;}
.bbn-final-cta p{position:relative;color:var(--text-muted);font-size:1.1rem;margin-bottom:2.5rem;}

/* =========================================================
   Contact
   ========================================================= */
.bbn-contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;}
.bbn-contact-points{margin-top:1.75rem;display:flex;flex-direction:column;gap:12px;}
.bbn-contact-points li{position:relative;padding-left:22px;color:var(--text-muted);font-size:.92rem;}
.bbn-contact-points li::before{content:'';position:absolute;left:0;top:8px;width:8px;height:1px;background:var(--green);}
.bbn-contact-form{padding:40px;border-radius:var(--radius-lg);background:var(--glass);border:1px solid var(--border);position:relative;}
.bbn-form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.bbn-form-field{margin-bottom:18px;}
.bbn-form-field label{display:block;font-size:.82rem;color:var(--text-muted);margin-bottom:8px;}
.bbn-form-field input,.bbn-form-field select,.bbn-form-field textarea{
	width:100%;padding:13px 16px;border-radius:var(--radius-sm);border:1px solid var(--border-strong);background:rgba(255,255,255,.03);
	font-size:.92rem;transition:border-color .25s;
}
.bbn-form-field input:focus,.bbn-form-field select:focus,.bbn-form-field textarea:focus{border-color:var(--green);outline:none;}
.bbn-radio-group{display:flex;flex-wrap:wrap;gap:12px;}
.bbn-radio{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--text-muted);cursor:pointer;padding:8px 14px;border:1px solid var(--border-strong);border-radius:100px;transition:all .2s;}
.bbn-radio input{position:absolute;opacity:0;}
.bbn-radio input:checked + span{background:var(--green);}
.bbn-radio:has(input:checked){border-color:var(--green);color:var(--text-primary);}
.bbn-radio span{width:7px;height:7px;border-radius:50%;border:1px solid var(--border-strong);}
.bbn-contact-form button[type=submit]{width:100%;margin-top:8px;}
.bbn-form-success{
	position:absolute;inset:0;border-radius:var(--radius-lg);background:var(--bg-void);display:flex;flex-direction:column;
	align-items:center;justify-content:center;gap:16px;opacity:0;pointer-events:none;transition:opacity .4s;text-align:center;padding:40px;
}
.bbn-form-success.is-visible{opacity:1;pointer-events:auto;}
.bbn-form-success svg{overflow:visible;}
.bbn-form-success circle{stroke:var(--green);stroke-width:2;stroke-dasharray:151;stroke-dashoffset:151;animation:bbn-draw-circle .6s var(--ease) forwards;}
.bbn-form-success path{stroke:var(--green);stroke-width:3;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:40;stroke-dashoffset:40;animation:bbn-draw-check .4s var(--ease) .5s forwards;}
@keyframes bbn-draw-circle{to{stroke-dashoffset:0;}}
@keyframes bbn-draw-check{to{stroke-dashoffset:0;}}
.bbn-form-success p{color:var(--text-muted);max-width:340px;font-size:.95rem;}

/* =========================================================
   Footer
   ========================================================= */
.bbn-footer{position:relative;background:var(--bg-panel);border-top:1px solid var(--border);padding:80px 0 32px;overflow:hidden;}
.bbn-footer-glow{position:absolute;top:0;left:50%;transform:translateX(-50%);width:500px;height:200px;background:radial-gradient(ellipse,rgba(168,85,247,.15),transparent 70%);}
.bbn-footer-inner{position:relative;max-width:1240px;margin:0 auto;padding:0 32px;}
.bbn-footer-top{display:grid;grid-template-columns:1fr 1.5fr;gap:60px;padding-bottom:56px;border-bottom:1px solid var(--border);}
.bbn-footer-brand p{color:var(--text-muted);font-size:.9rem;margin-top:14px;max-width:320px;}
.bbn-footer-tagline{font-family:var(--font-mono) !important;font-size:.75rem !important;color:var(--green) !important;margin-top:14px !important;letter-spacing:.03em;}
.bbn-footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.bbn-footer-col h4{font-family:var(--font-mono);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint);margin-bottom:16px;}
.bbn-footer-col ul{display:flex;flex-direction:column;gap:10px;}
.bbn-footer-col a{color:var(--text-muted);font-size:.9rem;transition:color .2s;}
.bbn-footer-col a:hover{color:var(--green);}
.bbn-footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:28px;flex-wrap:wrap;gap:12px;}
.bbn-footer-bottom p{font-size:.8rem;color:var(--text-faint);}
.bbn-footer-signal{display:flex;align-items:center;gap:8px;font-family:var(--font-mono);}
.bbn-pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(57,255,180,.6);animation:bbn-pulse 2s infinite;}
@keyframes bbn-pulse{0%{box-shadow:0 0 0 0 rgba(57,255,180,.5);}70%{box-shadow:0 0 0 8px rgba(57,255,180,0);}100%{box-shadow:0 0 0 0 rgba(57,255,180,0);}}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1024px){
	.bbn-services-grid,.bbn-case-grid{grid-template-columns:repeat(2,1fr);}
	.bbn-featured-case{grid-template-columns:1fr;gap:40px;padding:40px;}
	.bbn-calculator{grid-template-columns:1fr;}
	.bbn-about-grid,.bbn-contact-grid{grid-template-columns:1fr;gap:40px;}
	.bbn-footer-top{grid-template-columns:1fr;gap:36px;}
}
@media (max-width: 768px){
	.bbn-nav{position:fixed;top:0;right:0;height:100vh;width:min(320px,80vw);background:var(--bg-panel);
		transform:translateX(100%);transition:transform .4s var(--ease);z-index:999;padding:100px 32px 32px;border-left:1px solid var(--border);}
	.bbn-nav.is-open{transform:translateX(0);}
	.bbn-nav-list{flex-direction:column;align-items:flex-start;gap:1.75rem;}
	.bbn-nav-toggle{display:flex;}
	.bbn-header-actions .bbn-btn-ghost{display:none;}
	.bbn-stat-strip-inner{grid-template-columns:repeat(2,1fr);}
	.bbn-services-grid,.bbn-case-grid{grid-template-columns:1fr;}
	.bbn-form-row{grid-template-columns:1fr;}
	section{padding:80px 0;}
	.bbn-hero{padding-top:120px;}
	.bbn-calc-controls,.bbn-calc-output,.bbn-contact-form{padding:28px;}
}
.bbn-nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.bbn-nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.bbn-nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}