/* ============ ProtoFlow Main Stylesheet ============ */

/* Trust Strip */
.trust-strip{background:#fff;padding:24px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.trust-row{display:flex;justify-content:center;align-items:center;gap:36px;flex-wrap:wrap}
.trust-badge{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--muted)}
.trust-badge span{font-size:22px}

/* Why Choose */
.why{padding:80px 0;background:#fff}
.why-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;align-items:center}
.why h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:14px}
.why-sub{color:var(--muted);margin-bottom:24px;font-size:16px}
.why-list{list-style:none}
.why-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--border)}
.why-list li:last-child{border-bottom:none}
.why-list strong{display:block;color:var(--dark);font-weight:700;margin-bottom:4px}
.check-gold{flex-shrink:0;width:30px;height:30px;background:linear-gradient(135deg,#f4c430,#d4a017);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.why-img img{border-radius:18px;box-shadow:var(--shadow-md)}

/* Problem */
.problem{padding:80px 0;background:linear-gradient(135deg,#0d1f17 0%,#1a3327 100%);color:#fff;position:relative;overflow:hidden}
.problem::before{content:"";position:absolute;top:-50%;right:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(45,164,78,.15) 0%,transparent 70%);border-radius:50%}
.problem h2{position:relative}
.problem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px;position:relative}
.pain-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:24px;backdrop-filter:blur(10px)}
.pain-card h3{color:#fff;font-size:18px;margin-bottom:10px}
.pain-card p{color:#b8c5be;font-size:14px}
.pain-icon{font-size:36px;margin-bottom:12px}

/* AI Answer Blocks */
.ai-block{background:linear-gradient(135deg,#eaf5ec,#f5fbf7);border-left:4px solid var(--green);padding:20px 24px;border-radius:8px;margin:0 auto 30px;max-width:800px}
.ai-block strong{display:block;color:var(--green-dark);font-size:17px;margin-bottom:8px;font-family:'Fraunces',serif}
.ai-block p{color:var(--text);font-size:15px;margin:0}
.ai-block-dark{background:rgba(45,164,78,.12);border-left-color:#5ed87e;color:#fff}
.ai-block-dark strong{color:#a3e9b6}
.ai-block-dark p{color:#dbe8e1}

/* What Is */
.what-is{padding:80px 0;background:var(--bg)}
.what-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center;margin-top:10px}
.what-grid h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:16px}
.what-grid p{margin-bottom:14px;color:var(--text);font-size:16px}
.what-grid img{border-radius:18px;box-shadow:var(--shadow-md)}

/* How It Works */
.how{padding:80px 0;background:#fff}
.how h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.mech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}
.mech-card{background:linear-gradient(135deg,#fff,#f9fbf9);border:1px solid var(--border);border-radius:16px;padding:28px 24px;position:relative;transition:transform .2s,box-shadow .2s}
.mech-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.mech-num{font-family:'Fraunces',serif;font-size:28px;font-weight:800;color:var(--green);margin-bottom:10px}
.mech-card h3{font-size:18px;margin-bottom:10px}
.mech-card p{color:var(--muted);font-size:14px}

/* Pathway Diagram */
.diagram-sec{padding:80px 0;background:linear-gradient(180deg,#fafbfa 0%,#eef7f0 100%)}
.diagram-sec h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.unique-label{display:inline-block;background:linear-gradient(135deg,#d4a017,#f4c430);color:#fff;padding:6px 16px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;margin-bottom:18px}
.diagram-wrap{background:#fff;border-radius:18px;padding:28px;box-shadow:var(--shadow-md);overflow-x:auto}
.diagram-wrap svg{width:100%;height:auto;max-width:900px;margin:0 auto;display:block}

/* Pricing */
.pricing{padding:80px 0;background:linear-gradient(135deg,#fffdf5 0%,#fafbfa 100%)}
.pricing h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.price-grid{display:grid;grid-template-columns:1fr 1.05fr 1fr;gap:24px;align-items:center}
.price-card{background:#fff;border:2px solid var(--border);border-radius:20px;padding:30px 22px;text-align:center;position:relative;transition:transform .2s,box-shadow .2s}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.price-best{transform:scale(1.05);border:2px solid var(--green);box-shadow:var(--shadow-lg);background:linear-gradient(180deg,#fff 0%,#f0f9f3 100%)}
.price-best:hover{transform:scale(1.07) translateY(-4px)}
.best-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#d4a017,#f4c430);color:#fff;padding:6px 18px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.3px;white-space:nowrap;box-shadow:0 4px 12px rgba(212,160,23,.4)}
.price-top{font-family:'Fraunces',serif;font-size:22px;font-weight:700;color:var(--dark);margin-bottom:4px}
.price-supply{color:var(--muted);font-size:13px;margin-bottom:18px;font-weight:500}
.price-card img{margin:0 auto 16px;object-fit:contain}
.price-best img{width:240px;height:240px}
.price-card:not(.price-best) img{width:220px;height:220px}
.price-amt{margin-bottom:6px}
.price-now{font-family:'Fraunces',serif;font-size:46px;font-weight:800;color:var(--green-dark);line-height:1}
.price-per{display:block;color:var(--muted);font-size:13px;margin-top:4px}
.price-total{color:var(--text);font-size:15px;margin-bottom:16px}
.price-total strong{color:var(--dark);font-size:18px}
.price-feat{list-style:none;text-align:left;margin-bottom:22px;padding:16px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.price-feat li{padding:5px 0;font-size:14px;color:var(--text)}
.price-btn{width:100%;text-align:center;background:linear-gradient(135deg,#2da44e,#1f7a3a);box-shadow:0 6px 18px rgba(45,164,78,.32)}
.price-best .price-btn{background:linear-gradient(135deg,#d4a017,#f4c430);box-shadow:0 6px 18px rgba(212,160,23,.4)}

/* Bonus cards */
.bonus-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.bonus-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:20px;text-align:center}
.bonus-card img{margin:0 auto 12px;border-radius:8px}
.bonus-card h4{font-size:15px;margin-bottom:6px;color:var(--dark)}
.bonus-card p{color:var(--muted);font-size:13px}

/* Ingredients */
.ingredients{padding:80px 0;background:#fff}
.ingredients h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.ing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:40px}
.ing-card{background:linear-gradient(135deg,#f9fbf9,#fff);border:1px solid var(--border);border-radius:14px;padding:22px;position:relative;transition:transform .2s}
.ing-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.ing-tag{position:absolute;top:14px;right:14px;background:var(--green-light);color:var(--green-dark);padding:3px 10px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.3px;text-transform:uppercase}
.ing-icon{font-size:36px;margin-bottom:10px}
.ing-card h3{font-size:17px;margin-bottom:8px;color:var(--dark)}
.ing-card p{color:var(--muted);font-size:14px}
.fact-img-wrap{text-align:center;margin-top:20px}
.fact-img-wrap img{margin:0 auto;border-radius:14px;box-shadow:var(--shadow-sm)}

/* Benefits */
.benefits{padding:80px 0;background:linear-gradient(135deg,#f0f9f3 0%,#fafbfa 100%)}
.benefits h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.ben-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.ben-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:24px 18px;text-align:center;transition:transform .2s,box-shadow .2s}
.ben-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.ben-ico{font-size:36px;margin-bottom:10px}
.ben-card h3{font-size:15px;color:var(--dark);font-weight:700;margin-bottom:8px;line-height:1.3}
.ben-card p{color:var(--muted);font-size:13px;line-height:1.5}

/* Timeline */
.timeline-sec{padding:80px 0;background:#fff}
.timeline-sec h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.timeline{max-width:760px;margin:0 auto;position:relative}
.timeline::before{content:"";position:absolute;left:24px;top:30px;bottom:30px;width:2px;background:linear-gradient(180deg,var(--green),var(--gold))}
.tl-item{display:flex;gap:24px;margin-bottom:30px;position:relative}
.tl-num{flex-shrink:0;width:50px;height:50px;background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'Fraunces',serif;font-size:22px;font-weight:700;box-shadow:0 6px 16px rgba(45,164,78,.3);z-index:1}
.tl-body h3{font-size:18px;margin-bottom:6px;color:var(--dark)}
.tl-body p{color:var(--muted);font-size:15px}

/* Comparison */
.compare{padding:80px 0;background:var(--bg)}
.compare h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.table-wrap{overflow-x:auto;background:#fff;border-radius:16px;box-shadow:var(--shadow-md)}
.compare table{width:100%;border-collapse:collapse;min-width:600px}
.compare th,.compare td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--border)}
.compare th{background:linear-gradient(135deg,#0d1f17,#1a3327);color:#fff;font-weight:700;font-size:14px}
.compare .th-hilite{background:linear-gradient(135deg,#2da44e,#1f7a3a)}
.compare td:first-child{font-weight:600;color:var(--dark)}
.cell-yes{color:var(--green-dark);font-weight:700}
.compare tr:hover{background:#f9fbf9}

/* Reviews */
.reviews{padding:80px 0;background:#fff}
.reviews h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rev-card{background:linear-gradient(135deg,#fff,#f9fbf9);border:1px solid var(--border);border-radius:16px;padding:26px;text-align:center;transition:transform .2s,box-shadow .2s}
.rev-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.rev-card img{width:70px;height:70px;border-radius:50%;margin:0 auto 12px;object-fit:cover;border:3px solid var(--green-light)}
.stars{color:var(--gold);font-size:18px;letter-spacing:2px;margin-bottom:12px}
.rev-card p{color:var(--text);font-size:14px;margin-bottom:14px;line-height:1.6;font-style:italic}
.rev-name{font-weight:700;color:var(--dark);font-size:14px}
.rev-name span{display:block;font-weight:500;color:var(--muted);font-size:12px;margin-top:3px}

/* Guarantee */
.guarantee{padding:80px 0;background:linear-gradient(135deg,#fffdf5,#f0f9f3)}
.grt-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:50px;align-items:center}
.grt-seal{text-align:center}
.grt-seal img{margin:0 auto;filter:drop-shadow(0 10px 24px rgba(212,160,23,.3))}
.grt-text h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:14px}
.grt-text p{margin-bottom:14px;color:var(--text);font-size:16px}

/* Contraindications */
.contra{padding:80px 0;background:#fff}
.contra h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.contra-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;max-width:880px;margin:0 auto}
.contra-item{display:flex;gap:14px;background:#fff5f3;border-left:4px solid var(--red);padding:18px 20px;border-radius:8px}
.x-ico{flex-shrink:0;width:28px;height:28px;background:var(--red);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700}
.contra-item strong{color:var(--dark);font-weight:700}
.contra-item div{font-size:14px;color:var(--text)}

/* FAQ */
.faq{padding:80px 0;background:var(--bg)}
.faq h2{font-size:clamp(1.6rem,3vw,2.2rem)}
.faq-list{max-width:820px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--border);border-radius:12px;margin-bottom:12px;overflow:hidden;transition:box-shadow .2s}
.faq details[open]{box-shadow:var(--shadow-sm)}
.faq summary{padding:18px 24px;font-weight:600;color:var(--dark);cursor:pointer;font-size:16px;list-style:none;position:relative;padding-right:50px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);font-size:22px;color:var(--green);font-weight:300;transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details div{padding:0 24px 22px;color:var(--muted);font-size:15px}

/* Reviewer */
.reviewer{padding:60px 0;background:#fff;border-top:1px solid var(--border)}
.rvr-card{display:flex;gap:30px;align-items:center;max-width:780px;margin:0 auto;background:linear-gradient(135deg,#f9fbf9,#fff);border:1px solid var(--border);border-radius:16px;padding:30px}
.rvr-ico{flex-shrink:0;width:80px;height:80px;background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:36px}
.rvr-tag{display:inline-block;background:var(--green-light);color:var(--green-dark);padding:3px 10px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.3px;text-transform:uppercase;margin-bottom:6px}
.rvr-card h3{font-size:20px;margin-bottom:4px}
.rvr-cred{color:var(--muted);font-size:14px;font-weight:600;margin-bottom:10px}
.rvr-card p{font-size:14px;color:var(--text)}

/* References */
.refs{padding:60px 0;background:var(--bg)}
.refs h2{font-size:clamp(1.4rem,2.5vw,1.8rem)}
.ref-list{max-width:780px;margin:0 auto;padding-left:24px}
.ref-list li{padding:8px 0;font-size:14px;color:var(--text)}
.disc{max-width:780px;margin:24px auto 0;text-align:center;color:var(--muted);font-size:13px;font-style:italic}

/* Final CTA */
.final-cta{padding:70px 0;background:linear-gradient(135deg,#0d1f17 0%,#1a3327 100%);color:#fff;text-align:center;position:relative;overflow:hidden}
.final-cta::before{content:"";position:absolute;top:-50%;left:-10%;width:600px;height:600px;background:radial-gradient(circle,rgba(212,160,23,.15) 0%,transparent 70%);border-radius:50%}
.final-cta h2{color:#fff;font-size:clamp(1.6rem,3vw,2.4rem);margin-bottom:14px;position:relative}
.final-cta p{color:#b8c5be;font-size:17px;margin-bottom:20px;max-width:580px;margin-left:auto;margin-right:auto;position:relative}
.final-cta-img{position:relative;margin:10px auto 22px;max-width:420px}
.final-cta-img img{margin:0 auto;filter:drop-shadow(0 16px 30px rgba(0,0,0,.4))}
.final-cta .btn{position:relative}
.final-cta-sub{color:#9bada3 !important;font-size:13px !important;margin-top:18px !important;margin-bottom:0 !important}

/* Footer */
.foot{background:#0d1f17;color:#9bada3;padding:60px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}
.foot-logo{font-family:'Fraunces',serif;font-size:26px;font-weight:800;color:#fff;margin-bottom:12px}
.foot-logo span{color:var(--gold)}
.foot h4{color:#fff;font-size:15px;margin-bottom:14px;font-family:'Plus Jakarta Sans',sans-serif;font-weight:700}
.foot ul{list-style:none}
.foot ul li{padding:5px 0;font-size:14px}
.foot a{color:#9bada3;transition:color .2s}
.foot a:hover{color:var(--gold)}
.foot-disc{border-top:1px solid #1a3327;padding-top:24px;font-size:12px;color:#6b7d73;text-align:center}
.foot-disc p{margin-bottom:8px}

/* Mobile sticky CTA */
.mob-cta{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;padding:12px 16px;box-shadow:0 -4px 20px rgba(0,0,0,.12);z-index:998;border-top:1px solid var(--border)}
.mob-cta .btn{display:block;text-align:center;width:100%}

/* Social Proof Popup */
.popup{position:fixed;bottom:20px;left:20px;background:#fff;border-radius:12px;padding:16px 40px 16px 16px;box-shadow:0 12px 40px rgba(0,0,0,.18);display:flex;gap:14px;align-items:center;max-width:320px;transform:translateX(-110%);transition:transform .4s cubic-bezier(.34,1.56,.64,1);z-index:997;border:1px solid var(--border)}
.popup.show{transform:translateX(0)}
.popup-ico{flex-shrink:0;width:40px;height:40px;background:linear-gradient(135deg,var(--green),var(--green-dark));color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700}
.popup-body{font-size:13px;color:var(--text);line-height:1.4}
.popup-body strong{color:var(--dark)}
.popup-body small{color:var(--muted);font-size:11px}
.popup-close{position:absolute;top:6px;right:6px;background:transparent;border:none;font-size:22px;color:var(--muted);cursor:pointer;width:24px;height:24px;line-height:1;padding:0}
.popup-close:hover{color:var(--dark)}

/* ============ Responsive ============ */
@media (max-width:900px){
.nav{display:none}
.hero{padding:40px 0 50px}
.hero-grid{grid-template-columns:1fr;gap:30px;text-align:center}
.hero-bullets li{justify-content:flex-start;text-align:left}
.hero-trust{justify-content:center}
.hero-img{order:2}
.hero-img img{max-width:300px}
.why-grid,.what-grid,.grt-grid{grid-template-columns:1fr;gap:30px;text-align:left}
.why-img,.what-grid img,.grt-seal{text-align:center}
.problem-grid{grid-template-columns:repeat(2,1fr)}
.mech-grid{grid-template-columns:repeat(2,1fr)}
.price-grid{grid-template-columns:1fr;gap:30px}
.price-best{transform:scale(1)}
.price-best:hover{transform:translateY(-4px)}
.bonus-grid{grid-template-columns:repeat(2,1fr)}
.ing-grid{grid-template-columns:repeat(2,1fr)}
.ben-grid{grid-template-columns:repeat(2,1fr)}
.rev-grid{grid-template-columns:1fr;max-width:480px;margin:0 auto}
.contra-grid{grid-template-columns:1fr}
.foot-grid{grid-template-columns:1fr 1fr}
.rvr-card{flex-direction:column;text-align:center}
.mob-cta{display:block}
body{padding-bottom:74px}
.trust-row{gap:18px}
.popup{left:10px;right:10px;max-width:none}
}

@media (max-width:560px){
.container{padding:0 16px}
.hero{padding:30px 0 40px}
.hero h1{font-size:1.7rem}
.hero p.lead{font-size:15px}
.problem-grid{grid-template-columns:1fr}
.mech-grid{grid-template-columns:1fr}
.bonus-grid{grid-template-columns:1fr;max-width:280px;margin:0 auto}
.ing-grid{grid-template-columns:1fr}
.ben-grid{grid-template-columns:repeat(2,1fr);gap:12px}
.foot-grid{grid-template-columns:1fr;text-align:center}
.tl-item{gap:14px}
.tl-num{width:42px;height:42px;font-size:18px}
.timeline::before{left:20px}
.trust-row{flex-direction:column;gap:12px}
.announce{font-size:12px;padding:7px 12px}
.hdr{top:36px}
.logo{font-size:22px}
.price-card{padding:24px 18px}
.btn-lg{padding:13px 24px;font-size:15px}
}