/* ============================================================
   MA Illustratrice — Dynamic Product Page
   Design: ROG-inspired scroll-driven experience
   ============================================================ */

/* --- Reset & Variables --- */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --bg:#06060e;
  --surface:#0a0a18;
  --card:#10102a;
  --border:#1a1a35;
  --border-h:#2a2a50;
  --text:#e8e8f0;
  --text2:#9898b8;
  --muted:#5a5a78;
  --accent:#7c3aed;
  --blue:#3b82f6;
  --teal:#14b8a6;
  --pink:#ec4899;
  --grad:linear-gradient(135deg,var(--accent),var(--blue));
  --grad-text:linear-gradient(135deg,#a78bfa,#60a5fa,#2dd4bf);
  --font:'Inter','Segoe UI','Yu Gothic UI','Hiragino Sans',system-ui,sans-serif;
  --max-w:1200px;
  --glow:0 0 80px rgba(124,58,237,.12);
  --glow-strong:0 0 120px rgba(124,58,237,.2);
  --transition:.3s cubic-bezier(.4,0,.2,1);
}

html{scroll-behavior:smooth;scroll-padding-top:70px}
body{font-family:var(--font);background:var(--bg);color:var(--text);
  line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none;transition:color .2s}
a:hover{color:var(--accent)}
img{max-width:100%;height:auto;display:block}

/* --- Reveal Animations --- */
.reveal,.reveal-slide-left,.reveal-slide-right{
  opacity:0;transform:translateY(40px);
  transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1);
}
.reveal-slide-left{transform:translateX(60px)}
.reveal-slide-right{transform:translateX(-60px)}
.reveal.visible,.reveal-slide-left.visible,.reveal-slide-right.visible{
  opacity:1;transform:translate(0);
}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){
  .reveal,.reveal-slide-left,.reveal-slide-right{opacity:1;transform:none;transition:none}
}

/* ============================================================
   NAV — Glassmorphism fixed header
   ============================================================ */
nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:64px;display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(16px,4vw,48px);
  background:rgba(6,6,14,.6);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid transparent;
  transition:background .3s,border-color .3s,box-shadow .3s;
}
nav.scrolled{
  background:rgba(6,6,14,.92);
  border-bottom-color:var(--border);
  box-shadow:0 4px 30px rgba(0,0,0,.4);
}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}
.nav-logo-icon{
  width:32px;height:32px;border-radius:8px;
  background:var(--grad);color:#fff;font-weight:800;font-size:12px;
  display:flex;align-items:center;justify-content:center;
}
.nav-logo-text{font-weight:700;font-size:16px;letter-spacing:-.02em}
.nav-links{display:flex;gap:32px}
.nav-links a{color:var(--text2);font-size:14px;font-weight:500;transition:color .2s}
.nav-links a:hover{color:var(--text)}
.nav-right{display:flex;align-items:center;gap:16px}
.lang-toggle{display:flex;gap:2px;background:var(--card);border-radius:6px;padding:2px}
.lang-toggle button{
  border:none;background:transparent;color:var(--muted);padding:4px 10px;
  font-size:12px;font-weight:600;border-radius:4px;cursor:pointer;transition:.2s;
}
.lang-toggle button.active{background:var(--accent);color:#fff}
.nav-cta{
  padding:8px 20px;border-radius:8px;background:var(--grad);
  color:#fff;font-size:13px;font-weight:600;
  transition:transform .2s,box-shadow .2s;
}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 6px 24px rgba(124,58,237,.35);color:#fff}
.nav-hamburger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-hamburger span{display:block;width:22px;height:2px;background:var(--text);margin:5px 0;
  transition:transform .3s,opacity .3s}

/* ============================================================
   HERO — Full-viewport cinematic
   ============================================================ */
.hero{
  min-height:100vh;display:flex;flex-direction:column;align-items:center;
  justify-content:center;position:relative;overflow:hidden;
  padding:100px clamp(24px,5vw,80px) 60px;
}
.hero-glow{
  position:absolute;top:-20%;left:50%;transform:translateX(-50%);
  width:140%;height:80%;
  background:radial-gradient(ellipse 60% 50% at 50% 30%,
    rgba(124,58,237,.15) 0%,rgba(59,130,246,.08) 40%,transparent 70%);
  pointer-events:none;animation:glowPulse 8s ease-in-out infinite alternate;
}
@keyframes glowPulse{
  0%{opacity:.7;transform:translateX(-50%) scale(1)}
  100%{opacity:1;transform:translateX(-50%) scale(1.05)}
}
.hero-content{text-align:center;max-width:800px;z-index:1}
.hero-badge{
  display:inline-block;padding:6px 18px;border-radius:20px;
  background:rgba(124,58,237,.12);border:1px solid rgba(124,58,237,.25);
  color:var(--accent);font-size:13px;font-weight:600;letter-spacing:.05em;
  margin-bottom:24px;
}
.hero-title{
  font-size:clamp(2.8rem,7vw,5.5rem);font-weight:900;
  line-height:1.1;letter-spacing:-.03em;margin-bottom:24px;
}
.hero-line{display:block}
.hero-line-grad{
  background:var(--grad-text);-webkit-background-clip:text;
  background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-sub{
  font-size:clamp(1rem,2vw,1.25rem);color:var(--text2);
  max-width:600px;margin:0 auto 36px;line-height:1.8;
}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn{
  padding:14px 32px;border-radius:12px;font-size:15px;font-weight:600;
  transition:all var(--transition);display:inline-flex;align-items:center;gap:8px;
}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:0 4px 20px rgba(124,58,237,.3);
}
.btn-primary:hover{
  transform:translateY(-2px);box-shadow:0 8px 32px rgba(124,58,237,.45);color:#fff;
}
.btn-ghost{
  background:transparent;color:var(--text);
  border:1px solid var(--border-h);
}
.btn-ghost:hover{
  border-color:var(--accent);color:var(--accent);
  background:rgba(124,58,237,.06);
}
.hero-visual{
  margin-top:48px;max-width:900px;width:100%;z-index:1;
  border-radius:16px;overflow:hidden;
  box-shadow:0 24px 80px rgba(0,0,0,.5),var(--glow);
}
.hero-visual img{width:100%;transition:transform 6s ease-out}
.hero-visual:hover img{transform:scale(1.03)}

.hero-scroll-hint{
  position:absolute;bottom:32px;left:50%;transform:translateX(-50%);z-index:1;
}
.scroll-arrow{
  width:24px;height:24px;border-right:2px solid var(--muted);
  border-bottom:2px solid var(--muted);transform:rotate(45deg);
  animation:scrollBounce 2s ease-in-out infinite;
}
@keyframes scrollBounce{
  0%,100%{transform:rotate(45deg) translateY(0);opacity:.4}
  50%{transform:rotate(45deg) translateY(8px);opacity:1}
}

/* ============================================================
   STATS — Counter bar with grid pattern
   ============================================================ */
.stats{
  padding:80px clamp(24px,5vw,80px);
  background:var(--surface);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  position:relative;
}
.stats::before{
  content:'';position:absolute;inset:0;
  background:
    linear-gradient(90deg,transparent 49.8%,rgba(124,58,237,.04) 49.8%,rgba(124,58,237,.04) 50.2%,transparent 50.2%),
    linear-gradient(0deg,transparent 49.8%,rgba(124,58,237,.04) 49.8%,rgba(124,58,237,.04) 50.2%,transparent 50.2%);
  background-size:80px 80px;pointer-events:none;
}
.stats-grid{
  max-width:var(--max-w);margin:0 auto;
  display:grid;grid-template-columns:repeat(4,1fr);gap:40px;
  text-align:center;position:relative;
}
.stat-item{display:flex;flex-direction:column;gap:4px}
.stat-number{
  font-size:clamp(2.5rem,5vw,4rem);font-weight:900;
  background:var(--grad-text);-webkit-background-clip:text;
  background-clip:text;-webkit-text-fill-color:transparent;
  line-height:1.2;
}
.stat-unit{font-size:14px;color:var(--text2);font-weight:500}
.stat-label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}

/* ============================================================
   FEATURES — Full-width alternating showcase
   ============================================================ */
.features{position:relative}
.feat-section{
  padding:clamp(60px,10vw,120px) clamp(24px,5vw,80px);
  position:relative;overflow:hidden;
}
.feat-dark{background:var(--surface)}
.feat-highlight{
  background:linear-gradient(180deg,var(--surface) 0%,rgba(124,58,237,.06) 50%,var(--surface) 100%);
  text-align:center;
}
.feat-inner{
  max-width:var(--max-w);margin:0 auto;
  display:grid;gap:clamp(32px,5vw,80px);align-items:center;
}
.feat-left{grid-template-columns:1fr 1.2fr}
.feat-right{grid-template-columns:1.2fr 1fr}
.feat-center{grid-template-columns:1fr;justify-items:center}
.feat-duo{grid-template-columns:1fr 1fr;gap:32px}

.feat-label{
  font-size:13px;font-weight:700;color:var(--accent);
  letter-spacing:.15em;text-transform:uppercase;margin-bottom:12px;
}
.feat-title{
  font-size:clamp(1.8rem,4vw,3rem);font-weight:800;
  letter-spacing:-.02em;margin-bottom:16px;line-height:1.2;
}
.feat-title-large{font-size:clamp(2rem,5vw,3.5rem)}
.feat-desc{
  font-size:clamp(.95rem,1.5vw,1.1rem);color:var(--text2);
  line-height:1.8;margin-bottom:24px;
}
.feat-desc-center{max-width:600px;margin-left:auto;margin-right:auto;margin-bottom:40px}
.feat-tags{display:flex;flex-wrap:wrap;gap:8px}
.feat-tags-center{justify-content:center}
.feat-tags span{
  padding:6px 14px;border-radius:6px;font-size:12px;font-weight:600;
  background:rgba(124,58,237,.1);color:var(--accent);
  border:1px solid rgba(124,58,237,.15);
}
.feat-visual{
  border-radius:16px;overflow:hidden;
  box-shadow:0 16px 60px rgba(0,0,0,.4),var(--glow);
  transition:transform .6s cubic-bezier(.16,1,.3,1),box-shadow .6s;
}
.feat-visual:hover{
  transform:translateY(-4px) scale(1.01);
  box-shadow:0 24px 80px rgba(0,0,0,.5),var(--glow-strong);
}
.feat-visual img{width:100%;transition:transform .6s}
.feat-visual:hover img{transform:scale(1.02)}

/* Speed comparison bar */
.speed-bar{max-width:600px;width:100%;margin:0 auto 32px;display:flex;flex-direction:column;gap:16px}
.speed-row{display:flex;align-items:center;gap:16px}
.speed-label{width:140px;text-align:right;font-size:14px;color:var(--text2);font-weight:500}
.speed-track{flex:1;height:32px;background:var(--card);border-radius:8px;overflow:hidden;position:relative}
.speed-fill{
  height:100%;border-radius:8px;width:0;
  background:linear-gradient(90deg,var(--border-h),var(--muted));
  transition:width 1.5s cubic-bezier(.16,1,.3,1);
}
.speed-fill-fast{background:var(--grad)}
.speed-fill.animated{width:var(--target-width)}
.speed-val{width:80px;font-size:14px;font-weight:700;color:var(--text)}
.speed-row-fast .speed-val{
  background:var(--grad-text);-webkit-background-clip:text;
  background-clip:text;-webkit-text-fill-color:transparent;font-size:16px;
}

/* Feature duo cards */
.feat-card{
  padding:clamp(32px,4vw,48px);border-radius:16px;
  background:var(--card);border:1px solid var(--border);
  transition:border-color .3s,transform .3s,box-shadow .3s;
}
.feat-card:hover{
  border-color:var(--accent);transform:translateY(-4px);
  box-shadow:var(--glow);
}
.feat-card-icon{font-size:40px;margin-bottom:16px}
.feat-card-title{font-size:1.3rem;font-weight:700;margin-bottom:12px}
.feat-card-desc{color:var(--text2);font-size:.95rem;line-height:1.7}

/* ============================================================
   GALLERY — Horizontal scroll
   ============================================================ */
.gallery{padding:clamp(60px,10vw,120px) 0;overflow:hidden}
.section-header{text-align:center;margin-bottom:48px;padding:0 24px}
.section-header h2{
  font-size:clamp(1.8rem,4vw,2.8rem);font-weight:800;
  letter-spacing:-.02em;margin-bottom:12px;
}
.section-header p{color:var(--text2);font-size:1.05rem}

.gallery-scroll{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;
  scrollbar-width:none;padding:0 clamp(24px,5vw,80px)}
.gallery-scroll::-webkit-scrollbar{display:none}
.gallery-track{display:flex;gap:20px;width:max-content}
.gallery-item{
  width:clamp(280px,30vw,400px);aspect-ratio:3/4;border-radius:16px;
  overflow:hidden;flex-shrink:0;position:relative;
  transition:transform .4s;
}
.gallery-item:hover{transform:scale(1.03)}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.gallery-item:hover img{transform:scale(1.08)}

/* ============================================================
   SPECS — Glowing grid
   ============================================================ */
.specs{padding:clamp(60px,10vw,100px) clamp(24px,5vw,80px);background:var(--surface)}
.specs-grid{
  max-width:var(--max-w);margin:0 auto;
  display:grid;grid-template-columns:repeat(6,1fr);gap:16px;
}
.spec-card{
  padding:24px 16px;border-radius:12px;text-align:center;
  background:var(--card);border:1px solid var(--border);
  transition:border-color .3s,box-shadow .3s;
}
.spec-card:hover{border-color:var(--accent);box-shadow:var(--glow)}
.spec-icon{font-size:28px;margin-bottom:8px}
.spec-title{font-size:12px;color:var(--muted);text-transform:uppercase;
  letter-spacing:.1em;margin-bottom:4px}
.spec-val{font-size:14px;font-weight:700}

/* ============================================================
   PRICING
   ============================================================ */
.pricing{padding:clamp(60px,10vw,120px) clamp(24px,5vw,80px)}
.pricing-grid{
  max-width:800px;margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;gap:24px;
}
.price-card{
  padding:clamp(32px,4vw,48px);border-radius:16px;
  background:var(--card);border:1px solid var(--border);
  display:flex;flex-direction:column;
}
.price-card h3{font-size:1.5rem;font-weight:800;margin-bottom:8px}
.price-desc{color:var(--text2);font-size:.9rem;margin-bottom:20px}
.price-amount{font-size:2.5rem;font-weight:900;margin-bottom:24px}
.price-yen{font-size:1.5rem;color:var(--muted);margin-right:4px}
.price-card ul{list-style:none;margin-bottom:auto;padding-bottom:24px}
.price-card li{
  padding:8px 0;font-size:.9rem;color:var(--text2);
  border-bottom:1px solid var(--border);
}
.price-card li::before{content:'\2713  ';color:var(--teal)}
.price-card .btn{width:100%;justify-content:center;margin-top:16px}
.price-card-pro{
  border-color:var(--accent);position:relative;
  box-shadow:var(--glow);
}
.price-card-pro::before{
  content:attr(data-badge);position:absolute;top:-12px;right:24px;
  background:var(--grad);color:#fff;padding:4px 16px;border-radius:20px;
  font-size:12px;font-weight:700;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact{
  padding:clamp(60px,10vw,100px) 24px;text-align:center;
  background:var(--surface);border-top:1px solid var(--border);
}
.contact h2{font-size:1.8rem;font-weight:800;margin-bottom:16px}
.contact-email{
  font-size:clamp(1.2rem,3vw,1.8rem);font-weight:600;
  background:var(--grad-text);-webkit-background-clip:text;
  background-clip:text;-webkit-text-fill-color:transparent;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer{
  padding:48px clamp(24px,5vw,80px) 24px;
  border-top:1px solid var(--border);
}
.footer-inner{
  max-width:var(--max-w);margin:0 auto;
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;
  margin-bottom:40px;
}
.footer-brand p{color:var(--text2);font-size:.9rem;margin-top:12px;max-width:300px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links h4{font-size:13px;color:var(--muted);text-transform:uppercase;
  letter-spacing:.1em;margin-bottom:4px}
.footer-links a{color:var(--text2);font-size:.9rem;transition:color .2s}
.footer-links a:hover{color:var(--text)}
.footer-bottom{
  text-align:center;padding-top:24px;border-top:1px solid var(--border);
  color:var(--muted);font-size:.8rem;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:1024px){
  .feat-left,.feat-right{grid-template-columns:1fr}
  .feat-right .feat-visual{order:-1}
  .specs-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:768px){
  .nav-links,.nav-right .nav-cta{display:none}
  .nav-hamburger{display:block}
  .nav-links.open{
    display:flex;flex-direction:column;position:absolute;
    top:64px;left:0;right:0;background:rgba(6,6,14,.97);
    padding:24px;gap:16px;border-bottom:1px solid var(--border);
    backdrop-filter:blur(20px);
  }
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}
  .feat-duo{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr;gap:32px}
  .speed-row{flex-direction:column;align-items:stretch;gap:8px}
  .speed-label{width:auto;text-align:left}
  .speed-val{width:auto}
}
@media(max-width:480px){
  .hero-title{font-size:2.2rem}
  .specs-grid{grid-template-columns:repeat(2,1fr)}
  .gallery-item{width:240px}
}