/* ========== BASE ========== */
:root{
  --bg:#05070f;
  --bg-2:#0a1024;
  --ink:#e8eeff;
  --ink-dim:#9fb2e0;
  --accent:#5aa9ff;
  --accent-2:#7c5bff;
  --accent-3:#00e0c7;
  --line:rgba(255,255,255,0.08);
  --glass:rgba(255,255,255,0.04);
  --glass-border:rgba(255,255,255,0.1);
  --radius:18px;
  --radius-sm:10px;
  --shadow:0 20px 60px -20px rgba(0,0,0,0.6);
  --grad:linear-gradient(135deg,#5aa9ff 0%,#7c5bff 50%,#00e0c7 100%);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter','Helvetica Neue',Arial,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.65;
  overflow-x:hidden;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;inset:0;
  background:
    radial-gradient(1200px 600px at 10% -10%,rgba(124,91,255,0.18),transparent 60%),
    radial-gradient(900px 500px at 95% 30%,rgba(90,169,255,0.14),transparent 60%),
    radial-gradient(800px 500px at 50% 120%,rgba(0,224,199,0.1),transparent 60%);
  z-index:-1;pointer-events:none;
}
img,svg{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none;transition:color .25s}
a:hover{color:var(--accent-3)}
h1,h2,h3,h4{font-family:'Inter',sans-serif;font-weight:700;line-height:1.2;letter-spacing:-0.02em}
h1{font-size:clamp(2.2rem,5vw,4.2rem)}
h2{font-size:clamp(1.8rem,3.6vw,2.8rem)}
h3{font-size:clamp(1.15rem,1.8vw,1.4rem)}
p{color:var(--ink-dim);font-size:1rem}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.kicker{
  display:inline-block;
  font-size:.75rem;
  font-weight:600;
  letter-spacing:.25em;
  text-transform:uppercase;
  color:var(--accent);
  padding:6px 12px;
  border:1px solid var(--glass-border);
  border-radius:999px;
  background:var(--glass);
  margin-bottom:18px;
  backdrop-filter:blur(8px);
}
.section{padding:120px 0;position:relative}
.section-head{max-width:760px;margin-bottom:56px}
.section-head h2{margin-top:8px}
.lead{font-size:1.18rem;color:var(--ink);line-height:1.7}
.center{text-align:center}

/* ========== PROGRESS BAR ========== */
.progress-bar{
  position:fixed;top:0;left:0;height:3px;width:0%;
  background:var(--grad);
  z-index:9999;
  box-shadow:0 0 10px rgba(90,169,255,0.6);
  transition:width .1s linear;
}

/* ========== NAV ========== */
.nav-wrap{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  padding:18px 0;
  background:rgba(5,7,15,0.65);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:padding .3s;
}
.nav-wrap.scrolled{padding:10px 0}
.nav{
  max-width:1180px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.nav-brand{
  font-weight:800;font-size:1.1rem;letter-spacing:-0.02em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.nav-menu{
  display:flex;gap:6px;list-style:none;flex-wrap:wrap;
}
.nav-menu a{
  color:var(--ink-dim);font-size:.88rem;font-weight:500;
  padding:8px 14px;border-radius:8px;
  transition:all .25s;
}
.nav-menu a:hover{color:var(--ink);background:var(--glass)}
.nav-toggle{
  display:none;background:none;border:none;cursor:pointer;
  width:36px;height:36px;padding:6px;
  flex-direction:column;justify-content:space-around;
}
.nav-toggle span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:.3s}
.nav-toggle.active span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-toggle.active span:nth-child(2){opacity:0}
.nav-toggle.active span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ========== BUTTONS ========== */
.btn{
  display:inline-block;padding:14px 28px;border-radius:999px;
  font-weight:600;font-size:.95rem;cursor:pointer;border:none;
  transition:all .3s;position:relative;overflow:hidden;
}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 10px 30px -10px rgba(124,91,255,0.6);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 40px -10px rgba(124,91,255,0.8);color:#fff}
.btn-ghost{
  background:var(--glass);color:var(--ink);
  border:1px solid var(--glass-border);backdrop-filter:blur(8px);
}
.btn-ghost:hover{background:rgba(255,255,255,0.08);color:var(--ink)}

/* ========== HERO ========== */
.hero{
  min-height:100vh;
  display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
  padding:120px 24px 80px;
}
#heroCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:1}
.hero-glow{
  position:absolute;width:600px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(90,169,255,0.3),transparent 70%);
  top:50%;left:50%;transform:translate(-50%,-50%);
  filter:blur(40px);z-index:2;
  animation:pulseGlow 6s ease-in-out infinite;
}
@keyframes pulseGlow{
  0%,100%{transform:translate(-50%,-50%) scale(1);opacity:.7}
  50%{transform:translate(-50%,-50%) scale(1.2);opacity:1}
}
.hero-content{
  position:relative;z-index:3;text-align:center;max-width:900px;
}
.hero-eyebrow{
  display:inline-block;padding:6px 16px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-border);
  font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--accent);margin-bottom:24px;backdrop-filter:blur(10px);
}
.hero-title{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:24px;
}
.hero-sub{font-size:1.15rem;max-width:640px;margin:0 auto 36px;color:var(--ink-dim)}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero-scroll{
  position:absolute;bottom:30px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  font-size:.75rem;letter-spacing:.2em;color:var(--ink-dim);
}
.scroll-line{
  width:1px;height:40px;background:linear-gradient(to bottom,var(--accent),transparent);
  animation:scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse{0%,100%{opacity:.3}50%{opacity:1}}

/* ========== INTRO ========== */
.intro-grid{max-width:860px;display:grid;gap:20px}

/* ========== STATS ========== */
.stats{
  margin-top:60px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.stat{
  padding:30px 24px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--glass-border);
  backdrop-filter:blur(10px);text-align:center;
  transition:transform .4s;
}
.stat:hover{transform:translateY(-4px)}
.stat .num{
  font-size:3rem;font-weight:800;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  display:inline;
}
.stat span:nth-child(2){
  font-size:1.6rem;font-weight:700;color:var(--accent);display:inline;
}
.stat p{margin-top:8px;font-size:.9rem}

/* ========== FACTORS ========== */
.factors-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.factor-card{
  padding:32px 28px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(255,255,255,0.05),rgba(255,255,255,0.01));
  border:1px solid var(--glass-border);
  backdrop-filter:blur(12px);
  position:relative;overflow:hidden;
  transition:transform .4s,border-color .4s;
}
.factor-card::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(90,169,255,0.15),transparent 40%);
  opacity:0;transition:opacity .4s;
}
.factor-card:hover{transform:translateY(-6px);border-color:rgba(90,169,255,0.4)}
.factor-card:hover::before{opacity:1}
.factor-icon{
  width:54px;height:54px;border-radius:14px;
  display:grid;place-items:center;font-size:1.6rem;
  background:linear-gradient(135deg,rgba(90,169,255,0.2),rgba(124,91,255,0.2));
  border:1px solid var(--glass-border);
  margin-bottom:18px;position:relative;z-index:1;
}
.factor-card h3{margin-bottom:10px;position:relative;z-index:1}
.factor-card p{font-size:.93rem;position:relative;z-index:1}

/* ========== PROCESS ========== */
.process-timeline{
  list-style:none;position:relative;
  max-width:820px;margin:0 auto;
}
.process-timeline::before{
  content:"";position:absolute;left:28px;top:20px;bottom:20px;
  width:2px;background:linear-gradient(to bottom,var(--accent),var(--accent-2),transparent);
}
.step{
  display:grid;grid-template-columns:56px 1fr;gap:24px;
  padding:14px 0;position:relative;
}
.step-num{
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--bg-2);border:2px solid var(--accent);
  color:var(--accent);font-weight:700;font-size:1rem;
  position:relative;z-index:2;
  box-shadow:0 0 0 6px rgba(90,169,255,0.08);
  transition:transform .3s;
}
.step:hover .step-num{transform:scale(1.08);background:var(--accent);color:#fff}
.step-body h3{margin-bottom:6px}
.step-body p{font-size:.95rem}

/* ========== BENEFITS ========== */
.benefits-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.benefit{
  padding:30px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--glass-border);
  backdrop-filter:blur(12px);
  position:relative;overflow:hidden;
  transition:transform .4s;
  animation:floatY 6s ease-in-out infinite;
}
.benefit:nth-child(2n){animation-delay:-2s}
.benefit:nth-child(3n){animation-delay:-4s}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.benefit:hover{transform:translateY(-10px) scale(1.02)}
.b-num{
  display:inline-block;font-size:2rem;font-weight:800;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1;margin-bottom:10px;
}
.benefit h3{margin-bottom:8px}
.benefit p{font-size:.92rem}

/* ========== TIPS ========== */
.tips-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.tip-card{
  padding:28px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(0,224,199,0.06),rgba(124,91,255,0.04));
  border:1px solid var(--glass-border);
  backdrop-filter:blur(10px);
  transition:all .35s;
  cursor:default;
}
.tip-card:hover{
  transform:translateY(-4px) rotateX(2deg);
  border-color:rgba(0,224,199,0.4);
  box-shadow:0 20px 40px -20px rgba(0,224,199,0.2);
}
.tip-card h3{margin-bottom:10px;color:var(--accent-3)}
.tip-card p{font-size:.93rem}

/* ========== PROBLEMS ========== */
.problems-list{display:grid;gap:16px;max-width:820px}
.problem{
  display:grid;grid-template-columns:60px 1fr;gap:20px;
  padding:24px;border-radius:var(--radius);
  background:rgba(255,80,80,0.04);border:1px solid rgba(255,80,80,0.15);
  backdrop-filter:blur(10px);
  transition:transform .3s;
}
.problem:hover{transform:translateX(6px)}
.problem-icon{
  width:50px;height:50px;border-radius:12px;
  background:linear-gradient(135deg,rgba(255,100,100,0.2),rgba(255,60,60,0.1));
  border:1px solid rgba(255,100,100,0.2);
  display:grid;place-items:center;font-size:1.4rem;color:#ff7070;
}
.problem h3{margin-bottom:4px}
.problem p{font-size:.92rem}

/* ========== COST ========== */
.cost-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.cost-card{
  padding:30px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--glass-border);
  backdrop-filter:blur(10px);
  transition:transform .4s;
}
.cost-card:hover{transform:translateY(-4px)}
.cost-card h3{margin-bottom:10px;color:var(--accent)}
.cost-card p{font-size:.95rem}

/* ========== FAQ ========== */
.faq-list{max-width:820px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  border:1px solid var(--glass-border);border-radius:var(--radius);
  background:var(--glass);backdrop-filter:blur(10px);
  overflow:hidden;transition:border-color .3s;
}
.faq-item[open]{border-color:rgba(90,169,255,0.4)}
.faq-item summary{
  padding:20px 24px;cursor:pointer;
  font-weight:600;font-size:1.02rem;
  list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  background:var(--grad);position:relative;transition:transform .3s;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  width:12px;height:2px;background:#fff;transform:translate(-50%,-50%);
}
.faq-icon::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-item p{padding:0 24px 22px;font-size:.95rem}

/* ========== FINAL ========== */
.final{padding:140px 0}
.final-card{
  max-width:860px;margin:0 auto;text-align:center;
  padding:60px 40px;border-radius:28px;
  background:linear-gradient(160deg,rgba(124,91,255,0.12),rgba(90,169,255,0.08));
  border:1px solid var(--glass-border);
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.final-card::before{
  content:"";position:absolute;inset:-50%;
  background:conic-gradient(from 0deg,transparent,rgba(90,169,255,0.2),transparent 30%);
  animation:rotate 8s linear infinite;
}
.final-card>*{position:relative;z-index:1}
@keyframes rotate{to{transform:rotate(360deg)}}
.final-card h2{margin:10px 0 18px}
.final-card p{max-width:640px;margin:0 auto 28px;font-size:1.05rem}

/* ========== FOOTER ========== */
.footer{
  position:relative;
  padding:80px 0 30px;
  background:linear-gradient(180deg,transparent,rgba(10,16,36,0.8));
  border-top:1px solid var(--line);
  overflow:hidden;
}
#footerCanvas{position:absolute;inset:0;width:100%;height:100%;opacity:.3;z-index:0}
.footer .container{position:relative;z-index:1}
.footer-top{
  display:grid;grid-template-columns:1.2fr 1fr 0.9fr 0.9fr 1fr;gap:34px;
  padding-bottom:50px;border-bottom:1px solid var(--line);
}
.footer-brand h3{
  font-size:1.6rem;margin-bottom:10px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.footer-tag{font-size:.92rem;max-width:260px}
.footer h4{
  font-size:.85rem;letter-spacing:.15em;text-transform:uppercase;
  color:var(--accent);margin-bottom:16px;
}
.footer address{font-style:normal;color:var(--ink-dim);font-size:.92rem;line-height:1.7}
.footer .phone{color:var(--ink);font-weight:600;margin-top:10px;font-size:1rem}
.footer-nav ul{list-style:none;display:grid;gap:8px}
.footer-nav a{color:var(--ink-dim);font-size:.9rem}
.footer-nav a:hover{color:var(--accent-3)}
.footer-map{
  border-radius:var(--radius);border:1px solid var(--glass-border);
  overflow:hidden;background:var(--glass);backdrop-filter:blur(8px);
  padding:10px;
}
.map-svg{width:100%;height:auto}
@keyframes pulsePin{0%{r:10;opacity:1}100%{r:30;opacity:0}}
.map-pulse{animation:pulsePin 2s ease-out infinite}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;
  padding-top:30px;flex-wrap:wrap;gap:14px;
}
.footer-bottom p{font-size:.85rem;color:var(--ink-dim)}
.footer-legal{display:flex;gap:20px;align-items:center}
.footer-legal a{font-size:.85rem;color:var(--ink-dim)}
.footer-legal a:hover{color:var(--accent-3)}
.back-top{font-weight:600}

/* ========== BACK TO TOP ========== */
.back-to-top{
  position:fixed;bottom:28px;right:28px;
  width:48px;height:48px;border-radius:50%;
  background:var(--grad);color:#fff;font-size:1.2rem;
  border:none;cursor:pointer;
  box-shadow:0 10px 30px -10px rgba(124,91,255,0.6);
  opacity:0;pointer-events:none;transform:translateY(20px);
  transition:all .3s;z-index:100;
}
.back-to-top.visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.back-to-top:hover{transform:translateY(-4px) scale(1.06)}

/* ========== REVEAL ========== */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ========== RESPONSIVE ========== */
@media (max-width:960px){
  .factors-grid,.benefits-grid,.tips-grid,.cost-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px}
  .stats{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:680px){
  .section{padding:80px 0}
  .nav-toggle{display:flex}
  .nav-menu{
    position:fixed;top:64px;left:0;right:0;
    flex-direction:column;padding:20px;gap:4px;
    background:rgba(5,7,15,0.95);backdrop-filter:blur(20px);
    border-top:1px solid var(--line);
    transform:translateY(-110%);transition:transform .4s;
  }
  .nav-menu.open{transform:translateY(0)}
  .nav-menu a{display:block;padding:12px 14px}
  .factors-grid,.benefits-grid,.tips-grid,.cost-grid,.stats{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
  .process-timeline::before{left:22px}
  .step{grid-template-columns:44px 1fr;gap:16px}
  .step-num{width:44px;height:44px;font-size:.85rem}
}