/* ============================================================
   TOKENS
   ============================================================ */
:root {
  --navy:   #0f172a;
  --blue:   #2563eb;
  --sky:    #38bdf8;
  --bright: #60a5fa;
  --white:  #ffffff;
  --grey:   #f1f5f9;
  --muted:  #64748b;
  --text:   #1e293b;
  --border: #e2e8f0;
  --green:  #10b981;
  --red:    #ef4444;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Inter',sans-serif;color:var(--text);background:var(--white);line-height:1.6;}

/* ============================================================
   NAV
   ============================================================ */
nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(15,23,42,.95);backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08);padding:0 24px;}
.nav-inner{max-width:1100px;margin:0 auto;display:flex;align-items:center;height:60px;gap:32px;}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;}
.nav-logo img{height:32px;}
.nav-logo span{color:var(--white);font-weight:700;font-size:16px;}
.nav-logo span em{color:var(--sky);font-style:normal;}
.nav-links{display:flex;gap:24px;margin-left:auto;}
.nav-links a{color:rgba(255,255,255,.65);text-decoration:none;font-size:14px;transition:color .2s;}
.nav-links a:hover{color:var(--white);}
.nav-cta{background:var(--blue);color:var(--white)!important;padding:8px 18px;border-radius:6px;font-weight:600;font-size:14px!important;transition:background .2s!important;}
.nav-cta:hover{background:#1d4ed8!important;}

/* ============================================================
   HERO
   ============================================================ */
.hero{background:var(--navy);padding:140px 24px 100px;text-align:center;position:relative;overflow:hidden;}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(37,99,235,.25),transparent);pointer-events:none;}
.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.3);color:var(--sky);padding:4px 14px;border-radius:20px;font-size:13px;font-weight:500;margin-bottom:28px;}
.hero h1{font-size:clamp(36px,6vw,72px);font-weight:800;color:var(--white);line-height:1.1;max-width:800px;margin:0 auto 24px;letter-spacing:-1.5px;}
.hero h1 span{background:linear-gradient(135deg,var(--sky),var(--blue));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}
.hero-sub{font-size:clamp(16px,2.5vw,20px);color:rgba(255,255,255,.65);max-width:580px;margin:0 auto 44px;line-height:1.7;}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
.btn-hero{display:inline-flex;align-items:center;gap:8px;padding:16px 32px;border-radius:8px;font-size:16px;font-weight:700;text-decoration:none;transition:transform .2s,box-shadow .2s;}
.btn-hero-primary{background:var(--blue);color:var(--white);box-shadow:0 0 0 0 rgba(37,99,235,.4);}
.btn-hero-primary:hover{transform:translateY(-2px);box-shadow:0 8px 30px rgba(37,99,235,.5);}
.btn-hero-secondary{background:rgba(255,255,255,.08);color:var(--white);border:1px solid rgba(255,255,255,.2);}
.btn-hero-secondary:hover{background:rgba(255,255,255,.14);}

/* Hero visual (product screenshot) */
.hero-visual{margin-top:60px;position:relative;display:inline-block;}
.screenshot-frame{background:#1e293b;border-radius:14px;padding:10px 10px 0;box-shadow:0 30px 80px rgba(0,0,0,.5);max-width:900px;margin:0 auto;}
.screenshot-chrome{display:flex;gap:6px;padding:8px 10px;}
.chrome-dot{width:10px;height:10px;border-radius:50%;display:inline-block;}
.screenshot-img{width:100%;border-radius:8px 8px 0 0;display:block;}

/* Stats strip */
.stats{background:rgba(255,255,255,.04);border-top:1px solid rgba(255,255,255,.08);border-bottom:1px solid rgba(255,255,255,.08);padding:28px 24px;margin-top:60px;}
.stats-inner{max-width:900px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center;}
.stat-n{font-size:36px;font-weight:800;color:var(--sky);}
.stat-l{font-size:13px;color:rgba(255,255,255,.5);margin-top:2px;}

/* ============================================================
   SECTIONS
   ============================================================ */
section{padding:80px 24px;}
.container{max-width:1100px;margin:0 auto;}
.section-label{font-size:12px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--blue);margin-bottom:12px;}
.section-title{font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.15;letter-spacing:-1px;margin-bottom:16px;}
.section-sub{font-size:17px;color:var(--muted);max-width:560px;line-height:1.7;}

/* ============================================================
   PROBLEM
   ============================================================ */
.problem{background:var(--grey);}
.problem-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:48px;}
.problem-card{background:var(--white);border:1px solid var(--border);border-radius:12px;padding:24px;display:flex;gap:16px;align-items:flex-start;}
.problem-icon{font-size:24px;flex-shrink:0;margin-top:2px;}
.problem-card h3{font-size:15px;font-weight:700;margin-bottom:6px;}
.problem-card p{font-size:14px;color:var(--muted);line-height:1.6;}

/* ============================================================
   FEATURES
   ============================================================ */
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:28px;margin-top:52px;}
.feature-card{border:1px solid var(--border);border-radius:14px;padding:28px;transition:box-shadow .2s,border-color .2s;}
.feature-card:hover{box-shadow:0 8px 30px rgba(37,99,235,.1);border-color:var(--bright);}
.feature-icon{width:44px;height:44px;background:linear-gradient(135deg,#eff6ff,#dbeafe);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px;}
.feature-card h3{font-size:16px;font-weight:700;margin-bottom:8px;}
.feature-card p{font-size:14px;color:var(--muted);line-height:1.6;}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how{background:var(--navy);color:var(--white);}
.how .section-title{color:var(--white);}
.how .section-sub{color:rgba(255,255,255,.6);}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:0;margin-top:52px;position:relative;}
.steps::before{content:'';position:absolute;top:28px;left:10%;right:10%;height:2px;background:linear-gradient(90deg,var(--blue),var(--sky));opacity:.3;}
.step{text-align:center;padding:0 20px;position:relative;}
.step-num{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--sky));display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;color:var(--white);margin:0 auto 20px;position:relative;z-index:1;box-shadow:0 0 0 6px rgba(37,99,235,.2);}
.step h3{font-size:15px;font-weight:700;margin-bottom:8px;}
.step p{font-size:13px;color:rgba(255,255,255,.55);line-height:1.6;}

/* ============================================================
   CARD TYPES
   ============================================================ */
.types-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:48px;}
.type-card{border-radius:12px;padding:20px 22px;border-left:4px solid;}
.type-card.hard{background:#fff5f5;border-color:var(--red);}
.type-card.soft{background:#fffbeb;border-color:#f59e0b;}
.type-card.ip  {background:#f8fafc;border-color:#94a3b8;}
.type-card.spam{background:#faf5ff;border-color:#8b5cf6;}
.type-card h3{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;}
.type-card.hard h3{color:var(--red);}
.type-card.soft h3{color:#d97706;}
.type-card.ip   h3{color:#475569;}
.type-card.spam h3{color:#7c3aed;}
.type-card p{font-size:13px;color:var(--muted);line-height:1.5;}

/* ============================================================
   TECH SPECS
   ============================================================ */
.specs{background:var(--grey);}
.specs-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:48px;align-items:start;}
.spec-list{list-style:none;display:flex;flex-direction:column;gap:10px;}
.spec-list li{display:flex;align-items:center;gap:10px;font-size:14px;}
.spec-list li::before{content:'✓';color:var(--green);font-weight:700;flex-shrink:0;}
.code-block{background:var(--navy);border-radius:12px;padding:24px;font-family:'SF Mono','Fira Code',monospace;font-size:13px;color:#fff;line-height:1.8;overflow-x:auto;}
.code-block .comment{color:#fff;}
.code-block .key{color:var(--sky);}
.code-block .val{color:#86efac;}

/* ============================================================
   PRICING
   ============================================================ */
.pricing{text-align:center;}
.pricing-card{background:var(--white);border:2px solid var(--blue);border-radius:20px;padding:48px;max-width:480px;margin:52px auto 0;box-shadow:0 20px 60px rgba(37,99,235,.15);position:relative;}
.pricing-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--blue),var(--sky));color:var(--white);padding:4px 20px;border-radius:20px;font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;white-space:nowrap;}
.price-amount{font-size:72px;font-weight:800;color:var(--navy);letter-spacing:-3px;line-height:1;}
.price-currency{font-size:28px;vertical-align:super;margin-right:4px;color:var(--muted);}
.price-period{font-size:15px;color:var(--muted);margin-top:4px;}
.price-divider{border:none;border-top:1px solid var(--border);margin:28px 0;}
.price-features{list-style:none;text-align:left;display:flex;flex-direction:column;gap:12px;margin-bottom:32px;}
.price-features li{display:flex;align-items:center;gap:10px;font-size:15px;}
.price-features li::before{content:'✓';color:var(--green);font-weight:700;font-size:16px;flex-shrink:0;}
.btn-buy{display:block;width:100%;padding:18px;background:linear-gradient(135deg,var(--blue),var(--sky));color:var(--white);border:none;border-radius:10px;font-size:18px;font-weight:700;cursor:pointer;text-decoration:none;transition:transform .2s,box-shadow .2s;}
.btn-buy:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(37,99,235,.4);}
.price-note{font-size:12px;color:var(--muted);margin-top:14px;}

/* ============================================================
   FAQ
   ============================================================ */
.faq{background:var(--grey);}
.faq-list{max-width:720px;margin:48px auto 0;display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--white);border:1px solid var(--border);border-radius:10px;overflow:hidden;}
.faq-q{width:100%;text-align:left;padding:18px 20px;background:none;border:none;font-size:15px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;}
.faq-q::after{content:'＋';font-size:18px;color:var(--blue);flex-shrink:0;transition:transform .2s;}
.faq-item.open .faq-q::after{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s;}
.faq-item.open .faq-a{max-height:300px;padding:0 20px 18px;}
.faq-a p{font-size:14px;color:var(--muted);line-height:1.7;}

/* ============================================================
   DEMO STRIP
   ============================================================ */
.demo{background:linear-gradient(135deg,var(--navy),#1e3a8a);padding:60px 24px;text-align:center;}
.demo h2{font-size:clamp(24px,3.5vw,36px);font-weight:800;color:var(--white);margin-bottom:14px;}
.demo p{font-size:16px;color:rgba(255,255,255,.6);margin-bottom:32px;}
.btn-demo{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;background:rgba(255,255,255,.1);color:var(--white);border:1px solid rgba(255,255,255,.25);border-radius:8px;font-size:15px;font-weight:600;text-decoration:none;transition:background .2s;}
.btn-demo:hover{background:rgba(255,255,255,.18);}

/* ============================================================
   FOOTER
   ============================================================ */
footer{background:var(--navy);padding:40px 24px;text-align:center;border-top:1px solid rgba(255,255,255,.06);}
footer p{color:rgba(255,255,255,.3);font-size:13px;}
footer a{color:rgba(255,255,255,.5);text-decoration:none;}
footer a:hover{color:var(--white);}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:768px){
  .nav-links{display:none;}
  .stats-inner{grid-template-columns:1fr;}
  .specs-grid{grid-template-columns:1fr;}
  .steps::before{display:none;}
  .steps{gap:32px;}
}