:root{
  --orange:#ff8a3d;
  --orange-dark:#f26a1b;
  --yellow:#ffd166;
  --cream:#fff8f0;
  --brown:#4a3428;
  --gray:#7a6a5f;
  --radius:20px;
  --shadow:0 10px 30px rgba(74,52,40,0.12);
  --max-width:1100px;
}

*{box-sizing:border-box;margin:0;padding:0;}

html{scroll-behavior:smooth;}

body{
  font-family:"Segoe UI",system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  color:var(--brown);
  background:var(--cream);
  line-height:1.6;
  overflow-x:hidden;
}

img{max-width:100%;display:block;}

a{text-decoration:none;color:inherit;}

.container{
  max-width:var(--max-width);
  margin:0 auto;
  padding:0 20px;
}

/* NAVBAR */
.navbar{
  position:sticky;top:0;z-index:100;
  background:rgba(255,248,240,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(74,52,40,0.06);
}

.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:64px;
}

.logo{font-size:1.3rem;font-weight:800;color:var(--orange-dark);}

.nav-controls{
  display:flex;align-items:center;gap:10px;
}

.lang-toggle{
  background:#fff;color:var(--orange-dark);
  border:1.5px solid var(--orange);
  border-radius:999px;padding:6px 14px;
  font-weight:700;font-size:0.85rem;cursor:pointer;
  transition:background .2s ease, color .2s ease;
}
.lang-toggle:hover{background:var(--orange);color:#fff;}

.nav-toggle{
  display:flex;flex-direction:column;justify-content:center;gap:5px;
  background:none;border:none;cursor:pointer;padding:8px;
  z-index:110;
}
.nav-toggle span{width:24px;height:3px;background:var(--brown);border-radius:2px;transition:.3s;}
.nav-toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg);}

.nav-links{
  position:fixed;top:64px;left:0;right:0;
  background:var(--cream);
  display:flex;flex-direction:column;
  padding:12px 20px 24px;
  gap:4px;
  transform:translateY(-150%);
  transition:transform .3s ease;
  box-shadow:var(--shadow);
}
.nav-links.open{transform:translateY(0);}
.nav-links a{
  padding:12px 8px;font-weight:600;color:var(--brown);border-radius:10px;
}
.nav-links a:hover{background:rgba(255,138,61,0.1);color:var(--orange-dark);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--orange);color:#fff;
  padding:12px 24px;border-radius:999px;
  font-weight:700;border:none;cursor:pointer;font-size:1rem;
  box-shadow:0 8px 20px rgba(255,138,61,0.35);
  transition:transform .2s ease, background .2s ease;
}
.btn:hover{background:var(--orange-dark);transform:translateY(-2px);}
.btn-small{padding:8px 18px;font-size:0.9rem;margin-top:6px;}

/* HERO */
.hero{
  position:relative;
  padding:60px 0 80px;
  overflow:hidden;
  background:linear-gradient(180deg,#fff2df 0%, var(--cream) 100%);
}
.hero-blobs{position:absolute;inset:0;pointer-events:none;}
.paw{position:absolute;font-size:2rem;opacity:0.18;animation:float 6s ease-in-out infinite;}
.p1{top:10%;left:5%;animation-delay:0s;}
.p2{top:70%;left:15%;animation-delay:1s;font-size:1.4rem;}
.p3{top:20%;right:8%;animation-delay:2s;}
.p4{top:80%;right:20%;animation-delay:0.5s;font-size:1.6rem;}
.p5{top:45%;left:45%;animation-delay:1.5s;font-size:1.2rem;}
@keyframes float{
  0%,100%{transform:translateY(0) rotate(0deg);}
  50%{transform:translateY(-18px) rotate(10deg);}
}

.hero-inner{
  display:flex;flex-direction:column;gap:36px;align-items:center;text-align:center;
  position:relative;z-index:1;
}

.eyebrow{
  display:inline-block;background:rgba(255,138,61,0.15);color:var(--orange-dark);
  padding:6px 16px;border-radius:999px;font-size:0.85rem;font-weight:700;margin-bottom:14px;
}

.hero h1{font-size:2.2rem;font-weight:800;line-height:1.25;margin-bottom:16px;}

.hero-text p{color:var(--gray);font-size:1.05rem;max-width:480px;margin:0 auto 24px;}

.store-badges{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;}
.store-badges.center{justify-content:center;}
.store-btn{
  display:flex;align-items:center;gap:10px;
  background:var(--brown);color:#fff;
  padding:10px 18px;border-radius:14px;
  min-width:150px;
}
.store-btn.light{background:#fff;color:var(--brown);}
.store-icon{font-size:1.4rem;}
.store-text{display:flex;flex-direction:column;font-weight:700;font-size:1rem;text-align:left;}
.store-text small{font-weight:400;font-size:0.7rem;opacity:0.75;}

.pet-bubble{
  width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%, #ffe3b8, var(--yellow));
  display:flex;align-items:center;justify-content:center;
  font-size:5rem;box-shadow:var(--shadow);
  animation:bob 3s ease-in-out infinite;
  margin:0 auto;
}
.pet-bubble.big{width:220px;height:220px;font-size:6rem;}
@keyframes bob{0%,100%{transform:translateY(0);}50%{transform:translateY(-14px);}}

/* SECTIONS */
.section{padding:70px 0;}
.section-title{font-size:1.8rem;font-weight:800;text-align:center;margin-bottom:8px;}
.section-title.light{color:#fff;}
.section-sub{text-align:center;color:var(--gray);max-width:520px;margin:0 auto 40px;}
.section-sub.light{color:rgba(255,255,255,0.85);}

.grid{display:grid;gap:24px;}
.features-grid{grid-template-columns:1fr;}
.pets-grid{grid-template-columns:repeat(2,1fr);}

.feature-card,.pet-card{
  background:#fff;border-radius:var(--radius);padding:28px 22px;
  box-shadow:var(--shadow);text-align:center;transition:transform .25s ease;
}
.feature-card:hover,.pet-card:hover{transform:translateY(-6px);}
.feature-card .icon{font-size:2.2rem;display:block;margin-bottom:12px;}
.feature-card h3,.pet-card h3{font-size:1.1rem;margin-bottom:6px;}
.feature-card p,.pet-card p{color:var(--gray);font-size:0.92rem;}

.pet-avatar{
  width:88px;height:88px;border-radius:50%;margin:0 auto 14px;
  background:linear-gradient(135deg,#ffd166,#ff8a3d);
  display:flex;align-items:center;justify-content:center;font-size:2.6rem;
}
.pet-card.locked{opacity:0.6;}
.tag{
  display:inline-block;margin-top:12px;background:rgba(255,138,61,0.15);
  color:var(--orange-dark);padding:4px 12px;border-radius:999px;font-size:0.78rem;font-weight:700;
}

.pets{background:#fff5e8;}

/* PLAY */
.play-inner{display:flex;flex-direction:column-reverse;gap:36px;align-items:center;}
.play-text{width:100%;text-align:center;}
.stats{max-width:340px;margin:0 auto 24px;text-align:left;}
.stat{margin-bottom:14px;}
.stat-label{font-size:0.9rem;font-weight:700;}
.bar{background:#f1e3d3;border-radius:999px;height:12px;margin-top:6px;overflow:hidden;}
.bar-fill{height:100%;background:linear-gradient(90deg,var(--orange),var(--yellow));border-radius:999px;transition:width .4s ease;}
.play-buttons{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:14px;}
.play-msg{color:var(--gray);font-weight:600;min-height:24px;}

/* ABOUT */
.about-inner{display:flex;flex-direction:column;gap:28px;align-items:center;text-align:center;}
.about-art{font-size:5rem;}
.about-text p{color:var(--gray);margin-bottom:14px;max-width:560px;}

/* DOWNLOAD */
.download{background:linear-gradient(135deg,var(--orange),var(--orange-dark));}

/* CONTACT */
.contact-inner{display:flex;flex-direction:column;gap:36px;}
#contactForm{display:flex;flex-direction:column;gap:14px;max-width:480px;}
#contactForm input,#contactForm textarea{
  padding:14px 16px;border-radius:14px;border:1px solid rgba(74,52,40,0.15);
  font-family:inherit;font-size:1rem;background:#fff;
}
#contactForm input:focus,#contactForm textarea:focus{outline:2px solid var(--orange);}
.form-msg{color:var(--orange-dark);font-weight:700;min-height:20px;}
.contact-info{color:var(--gray);}
.social-links{display:flex;gap:14px;margin-top:12px;font-size:1.4rem;}

/* FOOTER */
.footer{background:var(--brown);color:#fff;padding:26px 0;}
.footer-inner{display:flex;flex-direction:column;gap:12px;align-items:center;text-align:center;font-size:0.88rem;}
.footer-links{display:flex;gap:18px;flex-wrap:wrap;justify-content:center;}
.footer-links a{opacity:0.8;}
.footer-links a:hover{opacity:1;}

/* ===== Tablet / Desktop ===== */
@media (min-width:768px){
  .nav-toggle{display:none;}
  .nav-links{
    position:static;transform:none;flex-direction:row;align-items:center;
    background:none;padding:0;box-shadow:none;gap:8px;
  }
  .nav-links a{padding:8px 12px;}

  .hero h1{font-size:3rem;}
  .hero-inner{flex-direction:row;text-align:left;justify-content:space-between;}
  .hero-text{flex:1;}
  .hero-text p{margin:0 0 28px;}
  .store-badges{justify-content:flex-start;}
  .hero-art{flex:0 0 auto;}

  .features-grid{grid-template-columns:repeat(3,1fr);}
  .pets-grid{grid-template-columns:repeat(4,1fr);}

  .play-inner{flex-direction:row;text-align:left;}
  .play-text{text-align:left;}
  .stats{margin:0 0 24px;}
  .play-buttons{justify-content:flex-start;}

  .about-inner{flex-direction:row;text-align:left;}
  .about-art{flex:0 0 200px;}

  .contact-inner{flex-direction:row;justify-content:space-between;}

  .footer-inner{flex-direction:row;justify-content:space-between;}
}

@media (min-width:1024px){
  .container{padding:0 32px;}
  .hero h1{font-size:3.4rem;}
  .section{padding:96px 0;}
}