:root{--bsf-black:#0a0a0a;--bsf-dark:#1a1a1a;--bsf-gold:#d4af37;--bsf-light-gold:#f5e6a3;--bsf-white:#ffffff;--bsf-gray:#888;--bsf-card:#141414}
.bsf-body{background:var(--bsf-black);color:var(--bsf-white);font-family:'Raleway',sans-serif}
h1,h2,h3,h4,h5{font-family:'Cinzel',serif}
.bsf-header{position:fixed;top:0;width:100%;z-index:999;background:rgba(10,10,10,0.95);backdrop-filter:blur(8px);padding:14px 0;border-bottom:1px solid rgba(212,175,55,0.2)}
.bsf-brand{font-family:'Cinzel',serif;font-size:1.4rem;font-weight:700;color:var(--bsf-gold);text-decoration:none}
.bsf-nav{gap:20px;align-items:center}
.bsf-nav a{color:var(--bsf-white);text-decoration:none;font-size:0.85rem;font-weight:500;transition:color 0.3s}
.bsf-nav a:hover{color:var(--bsf-gold)}
.bsf-nav__gold{background:var(--bsf-gold) !important;color:var(--bsf-black) !important;padding:7px 18px;border-radius:4px;font-weight:700}
.bsf-hero{min-height:100vh;display:flex;align-items:center;padding:100px 0 60px;position:relative;overflow:hidden}
.bsf-hero__bg{position:absolute;inset:0;background:url('../img/hero-bg.jpg') center/cover;opacity:0.3}
.bsf-hero__row{position:relative;z-index:2}
.bsf-hero__badge{display:inline-block;border:1px solid var(--bsf-gold);color:var(--bsf-gold);font-size:0.7rem;font-weight:700;padding:5px 12px;letter-spacing:2px;text-transform:uppercase;margin-bottom:16px}
.bsf-hero__h1{font-size:2.8rem;font-weight:900;color:var(--bsf-white);line-height:1.15;margin-bottom:18px}
.bsf-hero__sub{font-size:1rem;color:var(--bsf-gray);line-height:1.7;margin-bottom:28px}
.bsf-hero__cta{display:inline-block;background:var(--bsf-gold);color:var(--bsf-black);padding:14px 32px;font-weight:700;text-decoration:none;transition:all 0.3s}
.bsf-hero__cta:hover{background:var(--bsf-light-gold);transform:translateY(-2px)}
.bsf-hero__img{max-height:450px;border-radius:8px;box-shadow:0 20px 60px rgba(212,175,55,0.15);animation:bsfGlow 3s ease-in-out infinite alternate}
@keyframes bsfGlow{from{box-shadow:0 20px 60px rgba(212,175,55,0.1)}to{box-shadow:0 20px 80px rgba(212,175,55,0.3)}}
.bsf-title{font-size:2rem;color:var(--bsf-white);text-align:center;margin-bottom:10px}
.bsf-title--left{text-align:left}
.bsf-title--gold{color:var(--bsf-gold)}
.bsf-subtitle{text-align:center;color:var(--bsf-gray);font-size:0.9rem;margin-bottom:40px}
.bsf-power{padding:80px 0;background:var(--bsf-dark)}
.bsf-feature{background:var(--bsf-card);border:1px solid rgba(212,175,55,0.15);padding:28px;border-radius:8px;height:100%;transition:border-color 0.3s}
.bsf-feature:hover{border-color:var(--bsf-gold)}
.bsf-feature__icon{font-size:2rem;color:var(--bsf-gold);margin-bottom:12px}
.bsf-feature h4{font-size:1rem;color:var(--bsf-white);margin-bottom:8px}
.bsf-feature p{font-size:0.85rem;color:var(--bsf-gray);line-height:1.6}
.bsf-science{padding:80px 0;background:var(--bsf-black)}
.bsf-ingr-list{margin-top:20px}
.bsf-ingr{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(255,255,255,0.08)}
.bsf-ingr__name{color:var(--bsf-white);font-size:0.9rem}
.bsf-ingr__dose{color:var(--bsf-gold);font-weight:700;font-size:0.9rem}
.bsf-stats{display:flex;flex-direction:column;gap:20px}
.bsf-stat{background:var(--bsf-card);border:1px solid rgba(212,175,55,0.2);padding:20px;border-radius:8px;display:flex;align-items:center;gap:16px}
.bsf-stat__num{font-family:'Cinzel',serif;font-size:2rem;font-weight:900;color:var(--bsf-gold)}
.bsf-stat__label{font-size:0.85rem;color:var(--bsf-gray)}
.bsf-reviews{padding:80px 0;background:var(--bsf-dark)}
.bsf-review{background:var(--bsf-card);border:1px solid rgba(212,175,55,0.1);padding:24px;border-radius:8px;height:100%}
.bsf-review__text{font-size:0.9rem;color:rgba(255,255,255,0.8);font-style:italic;line-height:1.6;margin-bottom:12px}
.bsf-review__author{font-size:0.78rem;color:var(--bsf-gold);font-weight:700}
.bsf-order{padding:80px 0;background:var(--bsf-black);border-top:1px solid rgba(212,175,55,0.15)}
.bsf-price{margin:16px 0}
.bsf-price__old{font-size:1rem;color:var(--bsf-gray);text-decoration:line-through}
.bsf-price__new{font-family:'Cinzel',serif;font-size:2.8rem;font-weight:900;color:var(--bsf-gold);margin-left:12px}
.bsf-price__save{color:var(--bsf-gray);font-size:0.85rem;margin-bottom:20px}
.bsf-perks{list-style:none;padding:0}
.bsf-perks li{padding:8px 0;color:rgba(255,255,255,0.7);font-size:0.9rem;padding-left:20px;position:relative}
.bsf-perks li::before{content:"✦";position:absolute;left:0;color:var(--bsf-gold)}
.bsf-form{background:var(--bsf-card);border:1px solid rgba(212,175,55,0.2);padding:32px;border-radius:8px}
.bsf-form__title{font-size:1.2rem;color:var(--bsf-gold);margin-bottom:18px;text-align:center}
.bsf-input{background:rgba(255,255,255,0.05) !important;border:1px solid rgba(255,255,255,0.15) !important;color:var(--bsf-white) !important;padding:12px 14px;font-size:0.95rem}
.bsf-input:focus{border-color:var(--bsf-gold) !important;box-shadow:0 0 0 3px rgba(212,175,55,0.1) !important}
.bsf-input::placeholder{color:var(--bsf-gray) !important}
.bsf-submit{background:var(--bsf-gold);color:var(--bsf-black);font-weight:700;padding:14px;border:none;font-size:1rem;transition:background 0.3s}
.bsf-submit:hover{background:var(--bsf-light-gold)}
.bsf-form__note{text-align:center;font-size:0.75rem;color:var(--bsf-gray);margin-top:10px}
.bsf-footer{background:#050505;padding:50px 0 20px;border-top:1px solid rgba(212,175,55,0.1)}
.bsf-footer h5{color:var(--bsf-gold);font-size:0.95rem;margin-bottom:12px}
.bsf-footer p{font-size:0.82rem;color:rgba(255,255,255,0.5);line-height:1.7}
.bsf-footer a{color:var(--bsf-gold);text-decoration:none}
.bsf-footer ul{list-style:none;padding:0}
.bsf-footer ul li{margin-bottom:6px}
.bsf-footer ul a{color:rgba(255,255,255,0.5);font-size:0.82rem}
.bsf-footer ul a:hover{color:var(--bsf-gold)}
.bsf-footer__copy{border-top:1px solid rgba(255,255,255,0.05);padding-top:16px;margin-top:30px;text-align:center}
.bsf-footer__copy p{font-size:0.75rem;color:rgba(255,255,255,0.3)}
@media(max-width:768px){.bsf-hero__h1{font-size:2rem}.bsf-hero__img{max-height:280px;margin-top:20px}.bsf-nav{display:none !important}}