@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Space+Mono:wght@400;700&display=swap');

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
--bg-primary:#0a0e17;
--bg-secondary:#111827;
--bg-card:#1a1f2e;
--bg-card-hover:#242a3d;
--accent-orange:#f7931a;
--accent-gold:#ffc947;
--accent-blue:#3b82f6;
--accent-cyan:#22d3ee;
--text-primary:#f1f5f9;
--text-secondary:#94a3b8;
--text-muted:#64748b;
--border-color:#1e293b;
--gradient-btc:linear-gradient(135deg,#f7931a 0%,#ffc947 100%);
--gradient-dark:linear-gradient(180deg,#0a0e17 0%,#111827 50%,#0a0e17 100%);
--gradient-hero:linear-gradient(135deg,rgba(247,147,26,0.08) 0%,rgba(59,130,246,0.05) 100%);
--shadow-glow:0 0 30px rgba(247,147,26,0.15);
--radius:12px;
--radius-lg:20px;
--max-width:1200px;
--transition:0.3s cubic-bezier(0.4,0,0.2,1);
}

html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Outfit',sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.7;min-height:100vh;overflow-x:hidden}
body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(ellipse at 20% 50%,rgba(247,147,26,0.04) 0%,transparent 60%),radial-gradient(ellipse at 80% 20%,rgba(59,130,246,0.03) 0%,transparent 60%);pointer-events:none;z-index:0}

a{color:var(--accent-orange);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--accent-gold)}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{font-weight:700;line-height:1.3}
h1{font-size:clamp(2rem,5vw,3.2rem);letter-spacing:-0.02em}
h2{font-size:clamp(1.5rem,3.5vw,2.2rem);letter-spacing:-0.01em}
h3{font-size:clamp(1.2rem,2.5vw,1.5rem)}
p{color:var(--text-secondary);margin-bottom:1rem}

.container{max-width:var(--max-width);margin:0 auto;padding:0 24px;position:relative;z-index:1}

header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(10,14,23,0.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);transition:background var(--transition)}
header.scrolled{background:rgba(10,14,23,0.95)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;max-width:var(--max-width);margin:0 auto}
.logo{display:flex;align-items:center;gap:10px;font-family:'Space Mono',monospace;font-weight:700;font-size:1.1rem;color:var(--text-primary)}
.logo img{height:36px;width:auto}
.logo .logo-icon{width:36px;height:36px;background:var(--gradient-btc);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:700;color:#0a0e17}

nav{display:flex;align-items:center;gap:4px}
nav a{padding:8px 16px;border-radius:8px;font-size:0.9rem;font-weight:500;color:var(--text-secondary);transition:all var(--transition);white-space:nowrap}
nav a:hover,nav a.active{color:var(--text-primary);background:rgba(247,147,26,0.1)}

.dropdown{position:relative}
.dropdown-toggle{cursor:pointer;display:flex;align-items:center;gap:4px;padding:8px 16px;border-radius:8px;font-size:0.9rem;font-weight:500;color:var(--text-secondary);transition:all var(--transition);background:none;border:none;font-family:inherit}
.dropdown-toggle:hover{color:var(--text-primary);background:rgba(247,147,26,0.1)}
.dropdown-toggle svg{width:14px;height:14px;transition:transform var(--transition)}
.dropdown:hover .dropdown-toggle svg{transform:rotate(180deg)}
.dropdown-menu{position:absolute;top:calc(100% + 8px);left:0;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius);padding:8px;min-width:220px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all var(--transition);box-shadow:0 20px 40px rgba(0,0,0,0.4)}
.dropdown:hover .dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown-menu a{display:block;padding:10px 14px;border-radius:8px;font-size:0.88rem;color:var(--text-secondary)}
.dropdown-menu a:hover{background:rgba(247,147,26,0.1);color:var(--text-primary)}

.hamburger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.hamburger span{display:block;width:24px;height:2px;background:var(--text-primary);margin:5px 0;transition:all var(--transition);border-radius:2px}

.mobile-nav{display:none;position:fixed;top:0;left:0;width:100%;height:100vh;background:rgba(10,14,23,0.98);backdrop-filter:blur(20px);z-index:999;flex-direction:column;align-items:center;justify-content:center;gap:8px;opacity:0;visibility:hidden;transition:all var(--transition)}
.mobile-nav.open{opacity:1;visibility:visible;display:flex}
.mobile-nav a,.mobile-nav .mobile-dropdown-toggle{font-size:1.2rem;padding:14px 24px;color:var(--text-secondary);transition:color var(--transition);display:block;text-align:center;background:none;border:none;font-family:inherit;cursor:pointer;width:100%}
.mobile-nav a:hover,.mobile-nav .mobile-dropdown-toggle:hover{color:var(--accent-orange)}
.mobile-dropdown-items{display:none;flex-direction:column;gap:4px}
.mobile-dropdown-items.open{display:flex}
.mobile-dropdown-items a{font-size:1rem;opacity:0.8}
.mobile-close{position:absolute;top:20px;right:24px;background:none;border:none;color:var(--text-primary);font-size:2rem;cursor:pointer}

.hero{padding:140px 0 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:800px;height:800px;background:radial-gradient(circle,rgba(247,147,26,0.08) 0%,transparent 70%);pointer-events:none}
.hero-content{text-align:center;position:relative;z-index:1}
.hero-badge{display:inline-block;padding:6px 16px;background:rgba(247,147,26,0.1);border:1px solid rgba(247,147,26,0.2);border-radius:50px;font-size:0.85rem;font-weight:500;color:var(--accent-orange);margin-bottom:24px;font-family:'Space Mono',monospace}
.hero h1{margin-bottom:20px}
.hero h1 span{background:var(--gradient-btc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{font-size:1.1rem;max-width:640px;margin:0 auto 36px;color:var(--text-secondary)}
.hero-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--radius);font-weight:600;font-size:0.95rem;transition:all var(--transition);cursor:pointer;border:none;font-family:inherit}
.btn-primary{background:var(--gradient-btc);color:#0a0e17;box-shadow:0 4px 20px rgba(247,147,26,0.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(247,147,26,0.4);color:#0a0e17}
.btn-secondary{background:transparent;color:var(--text-primary);border:1px solid var(--border-color)}
.btn-secondary:hover{border-color:var(--accent-orange);color:var(--accent-orange);transform:translateY(-2px)}

.section{padding:80px 0}
.section-header{text-align:center;margin-bottom:56px}
.section-header .tag{display:inline-block;font-family:'Space Mono',monospace;font-size:0.8rem;color:var(--accent-orange);text-transform:uppercase;letter-spacing:0.1em;margin-bottom:12px}
.section-header h2{margin-bottom:16px}
.section-header p{max-width:600px;margin:0 auto;color:var(--text-secondary)}

.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px}
.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:32px;transition:all var(--transition);position:relative;overflow:hidden}
.card:hover{border-color:rgba(247,147,26,0.3);transform:translateY(-4px);box-shadow:var(--shadow-glow)}
.card-icon{width:48px;height:48px;border-radius:12px;background:rgba(247,147,26,0.1);display:flex;align-items:center;justify-content:center;margin-bottom:20px;font-size:1.4rem}
.card h3{margin-bottom:12px;color:var(--text-primary)}
.card p{color:var(--text-secondary);font-size:0.95rem;margin-bottom:16px}
.card-link{font-weight:600;font-size:0.9rem;color:var(--accent-orange);display:inline-flex;align-items:center;gap:6px}
.card-link:hover{gap:10px}

.img-block{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-color);margin:32px 0}
.img-block img{width:100%;height:auto;display:block;transition:transform var(--transition)}
.img-block:hover img{transform:scale(1.02)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split-text h2{margin-bottom:16px}
.split-text p{margin-bottom:12px}
.split-img{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-color)}
.split-img img{width:100%;display:block}

.content-section{padding:80px 0}
.content-section h2{margin-bottom:24px}
.content-section h3{margin-bottom:16px;color:var(--accent-orange)}
.content-section p{margin-bottom:16px;font-size:1rem}

.page-hero{padding:140px 0 60px;text-align:center;position:relative}
.page-hero::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:600px;height:600px;background:radial-gradient(circle,rgba(247,147,26,0.06) 0%,transparent 70%);pointer-events:none}
.page-hero .tag{display:inline-block;font-family:'Space Mono',monospace;font-size:0.8rem;color:var(--accent-orange);text-transform:uppercase;letter-spacing:0.1em;margin-bottom:12px}
.page-hero h1{margin-bottom:16px}
.page-hero p{max-width:640px;margin:0 auto;color:var(--text-secondary);font-size:1.05rem}

.text-accent{color:var(--accent-orange)}
.text-gradient{background:var(--gradient-btc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}

.feature-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin:32px 0}
.feature-item{display:flex;gap:14px;padding:20px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius)}
.feature-item .icon{flex-shrink:0;width:40px;height:40px;border-radius:10px;background:rgba(247,147,26,0.1);display:flex;align-items:center;justify-content:center;font-size:1.1rem}
.feature-item h4{font-size:0.95rem;margin-bottom:4px}
.feature-item p{font-size:0.88rem;margin:0;color:var(--text-muted)}

.cta-section{text-align:center;padding:80px 0}
.cta-box{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:56px 40px;position:relative;overflow:hidden}
.cta-box::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at center,rgba(247,147,26,0.04) 0%,transparent 50%);pointer-events:none}
.cta-box h2{margin-bottom:16px;position:relative}
.cta-box p{margin-bottom:32px;max-width:500px;margin-left:auto;margin-right:auto;position:relative}
.cta-box .btn{position:relative}

footer{border-top:1px solid var(--border-color);padding:48px 0 32px;background:rgba(10,14,23,0.8)}
.footer-inner{display:flex;justify-content:space-between;align-items:start;gap:40px;flex-wrap:wrap}
.footer-brand{max-width:300px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:0.88rem;color:var(--text-muted)}
.footer-links h4{font-size:0.85rem;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-muted);margin-bottom:16px;font-family:'Space Mono',monospace}
.footer-links a{display:block;padding:4px 0;font-size:0.92rem;color:var(--text-secondary)}
.footer-links a:hover{color:var(--accent-orange)}
.footer-bottom{margin-top:40px;padding-top:24px;border-top:1px solid var(--border-color);text-align:center;font-size:0.85rem;color:var(--text-muted)}

.inline-link{color:var(--accent-orange);font-weight:500;border-bottom:1px solid rgba(247,147,26,0.3);transition:all var(--transition)}
.inline-link:hover{border-bottom-color:var(--accent-orange);color:var(--accent-gold)}

@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.animate{animation:fadeInUp 0.6s ease forwards;opacity:0}
.delay-1{animation-delay:0.1s}
.delay-2{animation-delay:0.2s}
.delay-3{animation-delay:0.3s}
.delay-4{animation-delay:0.4s}

@media(max-width:900px){
.split{grid-template-columns:1fr;gap:32px}
.split-img{order:-1}
nav{display:none}
.hamburger{display:block}
.card-grid{grid-template-columns:1fr}
.hero{padding:120px 0 60px}
.section{padding:60px 0}
.footer-inner{flex-direction:column;gap:32px}
.cta-box{padding:40px 24px}
}

@media(max-width:600px){
.hero h1{font-size:1.8rem}
h2{font-size:1.4rem}
.hero-buttons{flex-direction:column;align-items:center}
.header-inner{padding:12px 16px}
.container{padding:0 16px}
.feature-list{grid-template-columns:1fr}
}