/* ═══════════════════════════════════════════════════════════
   LESSONS WITH KIT — Interactive lesson styles
   Accent: #f97316 (Orange) — Kit the baby fox's color
   ═══════════════════════════════════════════════════════════ */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,0.15) transparent}
::selection{background:rgba(249,115,22,0.25);color:#f0f0f0}
body{
  -webkit-font-smoothing:antialiased;
  background:#08080e;
  font-family:'DM Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  color:#f0f0f0;
  overflow-x:hidden;
}
#root{min-height:100vh;position:relative;z-index:1}

.blob-container{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;filter:blur(120px)}
.blob{position:absolute;border-radius:50%;opacity:0.3}
.blob-1{width:550px;height:550px;background:radial-gradient(circle,#f97316,transparent 70%);top:-10%;left:-5%;animation:bm1 18s ease-in-out infinite alternate}
.blob-2{width:450px;height:450px;background:radial-gradient(circle,#fb923c,transparent 70%);top:40%;right:-8%;animation:bm2 22s ease-in-out infinite alternate}
.blob-3{width:400px;height:400px;background:radial-gradient(circle,#ea580c,transparent 70%);bottom:-5%;left:30%;animation:bm3 20s ease-in-out infinite alternate}
@keyframes bm1{from{transform:translate(0,0) scale(1)}to{transform:translate(60px,-80px) scale(1.1)}}
@keyframes bm2{from{transform:translate(0,0) scale(1)}to{transform:translate(-70px,100px) scale(0.9)}}
@keyframes bm3{from{transform:translate(0,0) scale(1)}to{transform:translate(90px,60px) scale(1.05)}}

.back-nav{
  position:fixed;top:16px;left:16px;z-index:9999;
  display:flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:100px;
  background:rgba(8,8,14,0.8);backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,0.08);
  color:rgba(255,255,255,0.45);font-size:12px;
  font-family:'DM Sans',system-ui,sans-serif;text-decoration:none;
  transition:all 0.4s cubic-bezier(0.16,1,0.3,1);
  letter-spacing:0.3px;
}
.back-nav:hover{color:rgba(255,255,255,0.85);border-color:rgba(249,115,22,0.4);background:rgba(8,8,14,0.95);transform:translateX(-2px)}

.game-container{
  max-width:800px;margin:0 auto;padding:80px 24px 60px;
  min-height:100vh;display:flex;flex-direction:column;
  position:relative;z-index:1;
}

h1{
  color:#f0f0f0;font-family:'Playfair Display',serif;
  font-size:2.5rem;font-weight:700;letter-spacing:-1px;
  margin-bottom:8px;
}
h2{
  font-family:'Playfair Display',serif;
  color:#f97316;font-size:1.3rem;font-weight:600;margin-bottom:16px;
}
h3{
  font-family:'DM Sans',sans-serif;
  color:rgba(255,255,255,0.65);font-size:0.8rem;font-weight:700;
  letter-spacing:3px;text-transform:uppercase;margin-bottom:10px;
}
p{color:rgba(255,255,255,0.75);line-height:1.8;margin-bottom:12px;font-size:0.95rem}

.splash-screen{
  display:flex;flex-direction:column;justify-content:center;
  align-items:center;text-align:center;gap:32px;flex:1;
}
.splash-emoji{font-size:4.5rem;animation:sFloat 3s ease-in-out infinite}
.splash-title{
  font-family:'Playfair Display',serif;font-size:clamp(2.5rem,6vw,4rem);
  font-weight:700;color:#f0f0f0;letter-spacing:-1.5px;margin-bottom:4px;
  line-height:1;
}
@keyframes sFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}

.kit-avatar{
  width:90px;height:90px;border-radius:50%;
  background:linear-gradient(135deg,rgba(249,115,22,0.15),rgba(234,88,12,0.1));
  border:2px solid rgba(249,115,22,0.25);
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 16px;
  box-shadow:0 4px 20px rgba(249,115,22,0.3);
  animation:sFloat 3s ease-in-out infinite;
  overflow:hidden;padding:8px;
}
.kit-avatar img{width:100%;height:100%;object-fit:contain}

.kit-speech{
  background:rgba(249,115,22,0.06);
  border:1px solid rgba(249,115,22,0.2);
  border-left:4px solid #f97316;
  border-radius:14px;padding:24px 28px;margin-bottom:24px;
  animation:cardIn 0.4s ease;
  position:relative;
}
.kit-speech::before{
  content:'';position:absolute;left:20px;top:-8px;
  width:16px;height:16px;
  background:rgba(249,115,22,0.06);
  border-left:1px solid rgba(249,115,22,0.2);
  border-top:1px solid rgba(249,115,22,0.2);
  transform:rotate(45deg);
}
.kit-speech strong{color:#fb923c;display:block;margin-bottom:8px;font-size:0.85rem;letter-spacing:2px;text-transform:uppercase;font-family:'Space Mono',monospace}
.kit-speech p{color:rgba(255,255,255,0.7);margin:0}

.lesson-card{
  background:rgba(255,255,255,0.03);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:20px;padding:36px 32px;
  backdrop-filter:blur(8px);
  box-shadow:0 4px 24px rgba(0,0,0,0.2);
  animation:cardIn 0.5s cubic-bezier(0.16,1,0.3,1);
}
@keyframes cardIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}

.rules-box{
  background:rgba(249,115,22,0.04);
  border:1px solid rgba(249,115,22,0.15);
  border-radius:16px;padding:28px 32px;max-width:480px;margin:0 auto;
  backdrop-filter:blur(8px);
}
.rules-box h3{
  color:#f97316;font-size:10px;letter-spacing:5px;
  text-transform:uppercase;margin-bottom:20px;
  font-family:'Space Mono',monospace;font-weight:700;
}
.rules-box ul{list-style:none;text-align:left}
.rules-box li{
  color:rgba(255,255,255,0.7);padding:10px 0;
  border-bottom:1px solid rgba(249,115,22,0.08);
  font-size:0.9rem;line-height:1.6;
}
.rules-box li:last-child{border-bottom:none}
.rules-box li::before{content:"→ ";color:#f97316;margin-right:10px;font-weight:bold}

button{
  font-family:'DM Sans',sans-serif;font-size:0.95rem;
  padding:14px 32px;border:none;border-radius:12px;
  cursor:pointer;transition:all 0.4s cubic-bezier(0.16,1,0.3,1);
  font-weight:600;
}
.btn-primary{
  background:linear-gradient(135deg,#f97316,#ea580c);color:white;
  box-shadow:0 2px 8px rgba(249,115,22,0.2);
  letter-spacing:0.3px;
}
.btn-primary:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 32px rgba(249,115,22,0.3);
}

.progress-bar{
  height:3px;background:rgba(255,255,255,0.06);
  border-radius:2px;overflow:hidden;margin-bottom:24px;
}
.progress-fill{
  height:100%;background:linear-gradient(90deg,#f97316,#fb923c);
  transition:width 0.4s cubic-bezier(0.16,1,0.3,1);
}

.btn-choice{
  background:rgba(249,115,22,0.04);
  border:1px solid rgba(249,115,22,0.15);
  color:rgba(255,255,255,0.8);padding:18px 22px;font-size:0.95rem;font-weight:500;
  border-radius:14px;cursor:pointer;transition:all 0.4s cubic-bezier(0.16,1,0.3,1);
  text-align:left;display:flex;align-items:flex-start;gap:14px;
  font-family:'DM Sans',sans-serif;width:100%;
}
.btn-choice:hover{
  background:rgba(249,115,22,0.1);border-color:rgba(249,115,22,0.4);
  transform:translateX(4px);color:#fff;
  box-shadow:0 4px 16px rgba(249,115,22,0.1);
}

.lesson-nav{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:12px;margin-top:24px;
}
.lesson-nav-card{
  display:flex;align-items:center;gap:16px;
  padding:20px;background:rgba(255,255,255,0.03);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:14px;cursor:pointer;text-decoration:none;color:#f0f0f0;
  transition:all 0.4s cubic-bezier(0.16,1,0.3,1);
}
.lesson-nav-card:hover{
  border-color:rgba(249,115,22,0.4);
  transform:translateY(-3px);
  box-shadow:0 8px 24px rgba(249,115,22,0.12);
  background:rgba(249,115,22,0.06);
}
.lesson-nav-emoji{font-size:2rem;width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:rgba(249,115,22,0.1);flex-shrink:0}
.lesson-nav-info{flex:1}
.lesson-nav-title{font-family:'DM Sans',sans-serif;font-weight:700;font-size:1rem;margin-bottom:4px}
.lesson-nav-desc{font-size:0.85rem;color:rgba(255,255,255,0.4);line-height:1.5}

.error-boundary{
  background:rgba(239,68,68,0.06);border:1px solid rgba(239,68,68,0.2);
  border-radius:16px;padding:40px;text-align:center;
}
.error-boundary h2{color:#ef4444;font-family:'Playfair Display',serif}
.error-boundary p{color:rgba(255,255,255,0.5)}

.final-score{
  font-family:'Playfair Display',serif;
  font-size:clamp(3rem,8vw,4.5rem);font-weight:700;
  color:#f97316;margin:8px 0;letter-spacing:-2px;
}
.rank-badge{
  display:inline-block;padding:24px 48px;border-radius:20px;
  background:rgba(249,115,22,0.06);
  border:1px solid rgba(249,115,22,0.2);
  margin:12px auto;backdrop-filter:blur(8px);
}
.rank-emoji{font-size:3.5rem;display:block;margin-bottom:12px}
.rank-title{
  font-family:'Playfair Display',serif;
  color:#fb923c;font-size:1.5rem;font-weight:700;margin-bottom:4px;
}

.btn-choice:focus-visible{outline:2px solid currentColor;outline-offset:2px}
.btn-primary:focus-visible{outline:2px solid #fff;outline-offset:2px}

@media(max-width:640px){
  .game-container{padding:70px 16px 40px}
  .lesson-card{padding:24px 20px;border-radius:16px}
  .rules-box{padding:20px 24px}
  .btn-choice{padding:14px 16px}
  .rank-badge{padding:20px 32px}
  .back-nav{top:10px;left:10px;padding:6px 12px;font-size:11px}
  .lesson-nav{grid-template-columns:1fr}
  .kit-avatar{width:60px;height:60px;font-size:30px}
}