*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
--primary:#2B7DE9;--primary-dark:#1a5cc7;--navy:#0F1B2D;
--cyan:#0EA5E9;--green:#10B981;
--white:#FFFFFF;--bg:#F8FAFC;--bg-alt:#F1F5F9;
--text:#1E293B;--text-secondary:#64748B;--text-muted:#94A3B8;
--border:#E2E8F0;--card:#FFFFFF;
--font:'Inter',sans-serif;
}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
section{padding:100px 0}

/* ICON SYSTEM */
.icon-box{width:48px;height:48px;border-radius:12px;background:rgba(43,125,233,.08);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.icon-box svg{width:24px;height:24px;stroke:var(--primary);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* NAV */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:all .3s;backdrop-filter:blur(20px);background:rgba(255,255,255,.85);border-bottom:1px solid transparent}
.navbar.scrolled{padding:10px 0;background:rgba(255,255,255,.95);border-bottom-color:var(--border);box-shadow:0 1px 10px rgba(0,0,0,.04)}
.nav-inner{display:flex;align-items:center;justify-content:space-between}
.nav-logo img{height:36px}
.nav-links{display:flex;gap:32px;list-style:none}
.nav-links a{font-size:14px;color:var(--text-secondary);transition:color .3s;font-weight:500}
.nav-links a:hover{color:var(--primary)}
.nav-cta{display:flex;gap:12px;align-items:center}
.btn{padding:10px 24px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .3s;display:inline-flex;align-items:center;gap:8px}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 2px 12px rgba(43,125,233,.25)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 4px 20px rgba(43,125,233,.35)}
.btn-lg{padding:14px 32px;font-size:16px;border-radius:12px}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none}
.hamburger span{width:24px;height:2px;background:var(--text);transition:all .3s}

/* HERO */
.hero{padding:140px 0 100px;position:relative;overflow:hidden;background:var(--white)}
.hero::before{content:'';position:absolute;top:-200px;right:-200px;width:600px;height:600px;background:radial-gradient(circle,rgba(43,125,233,.06),transparent 70%);border-radius:50%;pointer-events:none}
.hero::after{content:'';position:absolute;bottom:-200px;left:-100px;width:500px;height:500px;background:radial-gradient(circle,rgba(14,165,233,.04),transparent 70%);border-radius:50%;pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:50px;background:rgba(43,125,233,.06);border:1px solid rgba(43,125,233,.15);font-size:13px;font-weight:600;color:var(--primary);margin-bottom:24px}
.hero-badge svg{width:16px;height:16px;stroke:var(--primary);fill:none;stroke-width:2}
.hero h1{font-size:52px;font-weight:800;line-height:1.15;margin-bottom:20px;color:var(--text)}
.hero h1 span{color:var(--primary)}
.hero p{font-size:18px;color:var(--text-secondary);margin-bottom:32px;max-width:520px}
.hero-buttons{display:flex;gap:16px;margin-bottom:16px}
.hero-note{font-size:13px;color:var(--text-muted)}
.hero-visual{position:relative;padding-bottom:30px}
.laptop-wrap{animation:float 6s ease-in-out infinite;position:relative;box-shadow:0 20px 60px rgba(0,0,0,.12)}
.laptop-frame{background:#1a1a1a;border-radius:12px 12px 0 0;padding:8px 8px 0;position:relative}
.laptop-frame::before{content:'';display:block;width:6px;height:6px;border-radius:50%;background:#444;margin:0 auto 6px}
.laptop-frame .hero-screen{border-radius:2px;display:block;width:100%}
.laptop-base{height:18px;background:linear-gradient(180deg,#2a2a2a,#222);position:relative;border-radius:0 0 2px 2px}
.laptop-base::after{content:'';position:absolute;bottom:-6px;left:50%;transform:translateX(-50%);width:calc(100% + 24px);height:6px;background:#1a1a1a;border-radius:0 0 6px 6px}
.laptop-base::before{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60px;height:4px;background:#444;border-radius:4px;z-index:1}
.hero-mobile{position:absolute;bottom:0;right:-40px;width:160px;animation:float 6s ease-in-out infinite;animation-delay:-3s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-15px)}}

/* TRUST */
.trust{padding:40px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);overflow:hidden;background:var(--white)}
.trust-track{display:flex;gap:60px;align-items:center;animation:scroll 20s linear infinite}
.trust-item{flex-shrink:0;font-size:15px;color:var(--text-muted);font-weight:600;white-space:nowrap}
@keyframes scroll{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* CHAT DEMO */
.chat-section{background:var(--bg)}
.chat-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.chat-info h2{font-size:40px;font-weight:800;margin-bottom:16px;color:var(--text)}
.chat-info h2 span{color:var(--primary)}
.chat-info>p{color:var(--text-secondary);margin-bottom:24px}
.chat-features{list-style:none;display:flex;flex-direction:column;gap:16px}
.chat-features li{display:flex;align-items:flex-start;gap:12px;font-size:15px;color:var(--text-secondary)}
.chat-features li svg{width:20px;height:20px;stroke:var(--primary);fill:none;stroke-width:2;flex-shrink:0;margin-top:2px}
.phone-frame{background:#1a1a1a;border-radius:40px;padding:12px;max-width:420px;margin:0 auto;box-shadow:0 20px 60px rgba(0,0,0,.15);position:relative}
.phone-frame::before{content:'';position:absolute;top:18px;left:50%;transform:translateX(-50%);width:100px;height:6px;background:#333;border-radius:10px;z-index:10}
.phone-inner{border-radius:30px;overflow:hidden;background:var(--bg)}
.chat-window{background:var(--white);overflow:hidden}
.chat-header{background:var(--primary);padding:40px 20px 14px;display:flex;align-items:center;gap:12px;color:#fff}
.chat-header .dot{width:10px;height:10px;border-radius:50%;background:var(--green)}
.chat-header span{font-weight:600;font-size:14px}
.chat-body{padding:20px;min-height:420px;display:flex;flex-direction:column;gap:16px;max-height:520px;overflow-y:auto;background:var(--bg)}
.chat-msg{max-width:85%;padding:12px 16px;border-radius:12px;font-size:14px;line-height:1.5;opacity:0;transform:translateY(10px);transition:all .4s;position:relative}
.chat-msg.visible{opacity:1;transform:translateY(0)}
.chat-msg.user{align-self:flex-end;background:var(--primary);color:#fff;border-bottom-right-radius:4px}
.chat-msg.ai{align-self:flex-start;background:var(--white);border:1px solid var(--border);color:var(--text);border-bottom-left-radius:4px}
.chat-msg.ai::before{content:'Bulutmu AI';display:block;font-size:11px;font-weight:700;color:var(--primary);margin-bottom:6px;letter-spacing:.3px}
.chat-msg.user::before{content:'Siz';display:block;font-size:11px;font-weight:600;margin-bottom:4px;opacity:.7;text-align:right}
.chat-msg .receipt-preview{display:flex;align-items:center;gap:8px;margin-bottom:8px;padding:8px 12px;background:rgba(255,255,255,.15);border-radius:8px;font-size:12px}
.chat-msg.ai .receipt-preview{background:var(--bg)}
.chat-msg .detail-row{display:flex;justify-content:space-between;padding:6px 0;font-size:13px;border-bottom:1px solid var(--border)}
.chat-msg .detail-row:last-child{border:none}
.chat-msg .highlight{background:rgba(16,185,129,.08);border:1px solid rgba(16,185,129,.2);border-radius:8px;padding:10px 14px;margin-top:10px;font-size:13px;color:#065f46}
.chat-msg .reminder{background:rgba(43,125,233,.06);border:1px solid rgba(43,125,233,.15);border-radius:8px;padding:10px 14px;margin-top:10px;font-size:13px;color:var(--primary-dark)}
.chat-input{display:flex;gap:8px;padding:16px 20px;border-top:1px solid var(--border);background:var(--white)}
.chat-input input{flex:1;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 14px;color:var(--text);font-size:13px;outline:none}
.chat-input button{background:var(--primary);color:#fff;border:none;border-radius:8px;padding:10px 16px;cursor:pointer;font-size:13px}

/* FEATURES */
.features{background:var(--white)}
.section-header{text-align:center;margin-bottom:60px}
.section-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:50px;background:rgba(43,125,233,.06);border:1px solid rgba(43,125,233,.12);font-size:12px;font-weight:600;color:var(--primary);margin-bottom:16px;text-transform:uppercase;letter-spacing:1px}
.section-header h2{font-size:40px;font-weight:800;margin-bottom:12px;color:var(--text)}
.section-header p{color:var(--text-secondary);font-size:17px;max-width:600px;margin:0 auto}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{background:var(--white);border:1px solid var(--border);border-radius:16px;padding:32px;transition:all .4s;position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--primary);opacity:0;transition:opacity .4s}
.feature-card:hover{transform:translateY(-8px);border-color:rgba(43,125,233,.3);box-shadow:0 12px 40px rgba(0,0,0,.06)}
.feature-card:hover::before{opacity:1}
.feature-card .icon-box{margin-bottom:20px}
.feature-card h3{font-size:18px;font-weight:700;margin-bottom:10px;color:var(--text)}
.feature-card p{font-size:14px;color:var(--text-secondary);line-height:1.6}

/* MODULES */
.modules{background:var(--bg)}
.modules-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.module-card{background:var(--white);border:1px solid var(--border);border-radius:12px;padding:24px;display:flex;align-items:flex-start;gap:16px;transition:all .3s}
.module-card:hover{border-color:rgba(43,125,233,.3);box-shadow:0 4px 20px rgba(0,0,0,.04)}
.module-card h3{font-size:16px;font-weight:600;margin-bottom:6px;color:var(--text)}
.module-card p{font-size:13px;color:var(--text-secondary)}

/* STEPS */
.steps{background:var(--white)}
.steps-row{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;position:relative}
.steps-row::before{content:'';position:absolute;top:40px;left:15%;right:15%;height:2px;background:linear-gradient(90deg,var(--primary),var(--cyan))}
.step{text-align:center;position:relative}
.step-number{width:80px;height:80px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:800;margin:0 auto 24px;position:relative;z-index:1;color:#fff;box-shadow:0 4px 20px rgba(43,125,233,.3)}
.step h3{font-size:20px;font-weight:700;margin-bottom:10px;color:var(--text)}
.step p{font-size:14px;color:var(--text-secondary);max-width:280px;margin:0 auto}

/* INNOVATION */
.innovation{background:var(--bg);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.innovation-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center}
.innovation-item{padding:32px;background:var(--white);border:1px solid var(--border);border-radius:16px}
.innovation-item .icon-box{margin:0 auto 16px}
.innovation-item h3{font-size:20px;font-weight:700;color:var(--primary);margin-bottom:6px}
.innovation-item p{font-size:13px;color:var(--text-secondary)}
.badges{display:flex;justify-content:center;gap:24px;margin-top:48px;flex-wrap:wrap}
.badge{display:flex;align-items:center;gap:10px;padding:12px 20px;background:var(--white);border:1px solid var(--border);border-radius:12px;font-size:13px;color:var(--text-secondary);font-weight:500}
.badge svg{width:20px;height:20px;stroke:var(--primary);fill:none;stroke-width:2}

/* INTEGRATIONS */
.integrations{background:var(--white)}
.integrations-logos{display:flex;justify-content:center;flex-wrap:wrap;gap:24px;margin-top:40px}
.int-logo{padding:16px 28px;background:var(--bg);border:1px solid var(--border);border-radius:12px;font-weight:600;font-size:14px;color:var(--text-secondary);transition:all .3s}
.int-logo:hover{border-color:var(--primary);color:var(--primary)}
.int-logo.soon{opacity:.4;font-style:italic}

/* BETA CTA / PRICING REPLACEMENT */
.beta-section{background:var(--bg)}
.beta-card{max-width:640px;margin:0 auto;background:var(--white);border:2px solid var(--primary);border-radius:20px;padding:48px;text-align:center;box-shadow:0 8px 40px rgba(43,125,233,.08)}
.beta-card h3{font-size:28px;font-weight:800;margin-bottom:12px;color:var(--text)}
.beta-card>p{color:var(--text-secondary);margin-bottom:32px;font-size:16px}
.beta-form{display:flex;gap:12px;max-width:460px;margin:0 auto 16px}
.beta-form input{flex:1;padding:14px 18px;border:1px solid var(--border);border-radius:12px;font-size:15px;outline:none;transition:border-color .3s;font-family:var(--font)}
.beta-form input:focus{border-color:var(--primary)}
.beta-form .btn{white-space:nowrap}
.beta-note{font-size:13px;color:var(--text-muted)}
.beta-perks{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:32px;text-align:left}
.beta-perk{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-secondary)}
.beta-perk svg{width:18px;height:18px;stroke:var(--green);fill:none;stroke-width:2;flex-shrink:0;margin-top:1px}

/* TESTIMONIALS */
.testimonials{background:var(--white)}
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial{background:var(--bg);border:1px solid var(--border);border-radius:16px;padding:32px}
.testimonial .stars{color:#F59E0B;margin-bottom:16px;font-size:14px;letter-spacing:2px}
.testimonial blockquote{font-size:14px;color:var(--text-secondary);line-height:1.7;margin-bottom:20px;font-style:italic}
.testimonial .author{display:flex;align-items:center;gap:12px}
.testimonial .avatar{width:40px;height:40px;border-radius:50%;background:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff}
.testimonial .author-info h4{font-size:14px;font-weight:600;color:var(--text)}
.testimonial .author-info span{font-size:12px;color:var(--text-muted)}

/* FAQ */
.faq{background:var(--bg)}
.faq-list{max-width:720px;margin:0 auto}
.faq-item{border:1px solid var(--border);border-radius:12px;margin-bottom:12px;overflow:hidden;background:var(--white)}
.faq-q{padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:15px;color:var(--text);transition:color .3s}
.faq-q:hover{color:var(--primary)}
.faq-q .arrow{transition:transform .3s;font-size:12px;color:var(--text-muted)}
.faq-item.active .faq-q .arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s;padding:0 24px}
.faq-item.active .faq-a{max-height:200px;padding:0 24px 20px}
.faq-a p{font-size:14px;color:var(--text-secondary);line-height:1.7}

/* CTA BANNER */
.cta-banner{background:var(--primary);padding:80px 0;text-align:center;position:relative;overflow:hidden}
.cta-banner::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,var(--primary),var(--primary-dark),var(--cyan));opacity:.9}
.cta-banner h2{font-size:40px;font-weight:800;margin-bottom:16px;position:relative;color:#fff}
.cta-banner p{font-size:18px;opacity:.9;margin-bottom:32px;position:relative;color:rgba(255,255,255,.9)}
.cta-banner .btn{position:relative;font-size:18px;padding:16px 40px;background:#fff;color:var(--primary);font-weight:700;border-radius:12px}
.cta-banner .btn:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(0,0,0,.2)}

/* FOOTER */
.footer{background:var(--white);padding:60px 0 30px;border-top:1px solid var(--border)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand p{color:var(--text-secondary);font-size:14px;margin-top:16px;max-width:280px}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:16px;text-transform:uppercase;letter-spacing:1px;color:var(--text)}
.footer-col a{display:block;font-size:13px;color:var(--text-secondary);padding:4px 0;transition:color .3s}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{border-top:1px solid var(--border);padding-top:24px;text-align:center;font-size:13px;color:var(--text-muted)}

/* ANIMATIONS */
.reveal{opacity:0;transform:translateY(30px);transition:all .6s cubic-bezier(.16,1,.3,1)}
.reveal.visible{opacity:1;transform:translateY(0)}

/* RESPONSIVE */
@media(max-width:1024px){
.features-grid,.innovation-grid{grid-template-columns:repeat(2,1fr)}
.beta-perks{grid-template-columns:1fr}
}
@media(max-width:768px){
.nav-links,.nav-cta .btn-outline{display:none}
.hamburger{display:flex}
.nav-links.active{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--white);padding:20px;border-bottom:1px solid var(--border);box-shadow:0 4px 20px rgba(0,0,0,.05)}
.hero-grid,.chat-grid{grid-template-columns:1fr}
.hero{padding:120px 0 60px;text-align:center}
.hero h1{font-size:36px}
.hero p{margin:0 auto 32px}
.hero-buttons{justify-content:center}
.hero-mobile{width:120px;right:0}
.chat-info{order:1}
.features-grid,.innovation-grid{grid-template-columns:1fr}
.steps-row{grid-template-columns:1fr;gap:32px}
.steps-row::before{display:none}
.testimonials-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr 1fr}
.section-header h2,.chat-info h2{font-size:30px}
.cta-banner h2{font-size:28px}
.beta-form{flex-direction:column}
}