/* ============ VARIABLES ============ */
:root{
  --bg-1:#0f0c29;
  --bg-2:#302b63;
  --bg-3:#24243e;
  --primary:#7c3aed;
  --primary-2:#a855f7;
  --accent:#22d3ee;
  --success:#22c55e;
  --danger:#ef4444;
  --warning:#f59e0b;
  --text:#f1f5f9;
  --text-dim:#94a3b8;
  --glass:rgba(255,255,255,0.06);
  --glass-border:rgba(255,255,255,0.12);
  --radius:18px;
  --shadow:0 10px 40px rgba(0,0,0,0.4);
  --font-main:'Poppins',sans-serif;
  --font-display:'Orbitron',sans-serif;
}

*{ box-sizing:border-box; margin:0; padding:0; -webkit-tap-highlight-color:transparent; }

html{ scroll-behavior:smooth; }

body{
  font-family:var(--font-main);
  background:linear-gradient(135deg,var(--bg-1),var(--bg-2),var(--bg-3));
  background-size:400% 400%;
  animation:gradientShift 18s ease infinite;
  color:var(--text);
  min-height:100vh;
  overflow-x:hidden;
  position:relative;
}

@keyframes gradientShift{
  0%{background-position:0% 50%;}
  50%{background-position:100% 50%;}
  100%{background-position:0% 50%;}
}

/* ============ BACKGROUND ANIMATION ============ */
.bg-animation{ position:fixed; inset:0; z-index:0; overflow:hidden; pointer-events:none; }
.orb{
  position:absolute; border-radius:50%;
  filter:blur(80px); opacity:0.35;
  animation:float 12s ease-in-out infinite;
}
.orb1{ width:300px; height:300px; background:var(--primary); top:-80px; left:-80px; }
.orb2{ width:350px; height:350px; background:var(--accent); bottom:-100px; right:-80px; animation-delay:3s; }
.orb3{ width:250px; height:250px; background:var(--primary-2); top:40%; left:50%; animation-delay:6s; }

@keyframes float{
  0%,100%{ transform:translate(0,0) scale(1); }
  50%{ transform:translate(30px,-40px) scale(1.1); }
}

.grid-overlay{
  position:absolute; inset:0;
  background-image:linear-gradient(rgba(255,255,255,0.02) 1px,transparent 1px),
                    linear-gradient(90deg,rgba(255,255,255,0.02) 1px,transparent 1px);
  background-size:40px 40px;
}

/* ============ PAGE SYSTEM ============ */
.page{ display:none; position:relative; z-index:1; min-height:100vh; padding:20px 16px 40px; }
.page.active{ display:block; animation:fadeIn 0.6s ease; }
@keyframes fadeIn{ from{opacity:0; transform:translateY(15px);} to{opacity:1; transform:translateY(0);} }

/* ============ HEADER ============ */
.site-header{
  display:flex; justify-content:space-between; align-items:center;
  max-width:700px; margin:0 auto 24px; flex-wrap:wrap; gap:10px;
}
.logo{ display:flex; align-items:center; gap:8px; font-family:var(--font-display); font-weight:800; font-size:clamp(16px,4vw,20px); }
.logo-icon{ font-size:1.3em; }
.badge{
  background:linear-gradient(135deg,var(--primary),var(--accent));
  padding:6px 16px; border-radius:30px; font-size:12px; font-weight:700;
  letter-spacing:1px; box-shadow:0 4px 20px rgba(124,58,237,0.4);
  animation:pulseBadge 2s ease-in-out infinite;
}
@keyframes pulseBadge{ 0%,100%{transform:scale(1);} 50%{transform:scale(1.05);} }

/* ============ HERO ============ */
.hero{ text-align:center; max-width:600px; margin:0 auto 30px; }
.title{
  font-family:var(--font-display); font-weight:900;
  font-size:clamp(28px,7vw,46px); line-height:1.2; margin-bottom:10px;
}
.gradient-text{
  background:linear-gradient(135deg,var(--primary-2),var(--accent));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.subtitle{ color:var(--text-dim); font-size:clamp(13px,3.5vw,16px); }

/* ============ SCOREBOARD ============ */
.scoreboard{
  display:flex; justify-content:center; gap:12px; max-width:500px;
  margin:0 auto 20px; flex-wrap:wrap;
}
.score-card{
  background:var(--glass); border:1px solid var(--glass-border);
  backdrop-filter:blur(10px); border-radius:14px; padding:12px 20px;
  text-align:center; min-width:90px; flex:1;
  transition:transform 0.3s ease;
}
.score-card:hover{ transform:translateY(-4px); }
.score-icon{ display:block; font-size:20px; margin-bottom:4px; }
.score-label{ display:block; font-size:11px; color:var(--text-dim); text-transform:uppercase; letter-spacing:1px; }
.score-value{ display:block; font-size:24px; font-weight:800; font-family:var(--font-display); }
.win .score-value{ color:var(--success); }
.draw .score-value{ color:var(--warning); }
.loss .score-value{ color:var(--danger); }

/* ============ STATUS BAR ============ */
.status-bar{
  display:flex; align-items:center; justify-content:center; gap:8px;
  max-width:400px; margin:0 auto 20px; padding:10px 18px;
  background:var(--glass); border:1px solid var(--glass-border);
  border-radius:30px; backdrop-filter:blur(10px);
  font-size:clamp(12px,3vw,14px); text-align:center;
}
.status-dot{
  width:8px; height:8px; border-radius:50%; background:var(--success);
  animation:blink 1.5s ease-in-out infinite;
}
@keyframes blink{ 0%,100%{opacity:1;} 50%{opacity:0.3;} }

/* ============ BOARD ============ */
.board-wrapper{ display:flex; justify-content:center; margin-bottom:28px; }
.board{
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:clamp(6px,2vw,12px);
  width:min(90vw,340px); aspect-ratio:1/1;
  background:var(--glass); border:1px solid var(--glass-border);
  padding:clamp(8px,2vw,14px); border-radius:20px;
  backdrop-filter:blur(10px); box-shadow:var(--shadow);
}
.cell{
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(255,255,255,0.08);
  border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-display); font-weight:900;
  font-size:clamp(28px,9vw,48px);
  cursor:pointer; user-select:none;
  transition:all 0.2s ease;
  position:relative; overflow:hidden;
}
.cell:not(.filled):hover{ background:rgba(255,255,255,0.1); transform:scale(1.03); }
.cell:active:not(.filled){ transform:scale(0.95); }
.cell.filled{ cursor:not-allowed; animation:pop 0.3s ease; }
@keyframes pop{ 0%{transform:scale(0.5); opacity:0;} 100%{transform:scale(1); opacity:1;} }
.cell.x{ color:var(--accent); text-shadow:0 0 20px rgba(34,211,238,0.6); }
.cell.o{ color:var(--primary-2); text-shadow:0 0 20px rgba(168,85,247,0.6); }
.cell.win-cell{
  background:rgba(34,197,94,0.2)!important;
  border-color:var(--success)!important;
  animation:winPulse 0.8s ease-in-out infinite;
}
@keyframes winPulse{ 0%,100%{box-shadow:0 0 0 0 rgba(34,197,94,0.5);} 50%{box-shadow:0 0 0 10px rgba(34,197,94,0);} }

/* ============ CONTROLS ============ */
.controls{ display:flex; justify-content:center; gap:12px; flex-wrap:wrap; margin-bottom:20px; }

.btn{
  font-family:var(--font-main); font-weight:600; font-size:14px;
  padding:12px 24px; border:none; border-radius:12px; cursor:pointer;
  transition:all 0.25s ease; white-space:nowrap;
}
.btn:active{ transform:scale(0.96); }
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff; box-shadow:0 6px 20px rgba(124,58,237,0.4);
}
.btn-primary:hover{ box-shadow:0 8px 28px rgba(124,58,237,0.6); transform:translateY(-2px); }
.btn-secondary{
  background:var(--glass); border:1px solid var(--glass-border); color:var(--text);
  backdrop-filter:blur(10px);
}
.btn-secondary:hover{ background:rgba(255,255,255,0.12); }
.btn-outline{
  background:transparent; border:2px solid var(--primary-2); color:var(--primary-2);
  width:100%; margin-top:10px;
}
.btn-outline:hover{ background:var(--primary-2); color:#fff; }
.btn:disabled{ opacity:0.5; cursor:not-allowed; }

/* ============ FOOTER ============ */
.site-footer{ text-align:center; color:var(--text-dim); font-size:12px; max-width:500px; margin:0 auto; }

/* ============ MODAL ============ */
.modal-overlay{
  position:fixed; inset:0; background:rgba(0,0,0,0.7);
  backdrop-filter:blur(6px); display:none; align-items:center; justify-content:center;
  z-index:100; padding:20px; opacity:0; transition:opacity 0.3s ease;
}
.modal-overlay.active{ display:flex; opacity:1; }
.modal{
  background:linear-gradient(160deg,#1e1b3a,#241f4d);
  border:1px solid var(--glass-border); border-radius:20px;
  padding:32px 24px; max-width:380px; width:100%; text-align:center;
  position:relative; box-shadow:var(--shadow);
  transform:scale(0.9); transition:transform 0.3s ease;
}
.modal-overlay.active .modal{ transform:scale(1); }
.modal-close{
  position:absolute; top:14px; right:16px; background:none; border:none;
  color:var(--text-dim); font-size:26px; cursor:pointer; line-height:1;
}
.modal-close:hover{ color:var(--text); }
.modal-icon{ font-size:40px; margin-bottom:12px; }
.modal h2{ font-family:var(--font-display); margin-bottom:8px; }
.modal p{ color:var(--text-dim); font-size:13px; margin-bottom:18px; }
.pass-input-group{ display:flex; gap:8px; margin-bottom:12px; }
#passInput{
  flex:1; padding:12px 16px; border-radius:10px; border:1px solid var(--glass-border);
  background:rgba(255,255,255,0.06); color:var(--text); font-size:16px;
  letter-spacing:4px; text-align:center; outline:none;
}
#passInput:focus{ border-color:var(--primary-2); box-shadow:0 0 0 3px rgba(168,85,247,0.2); }
.modal-msg{ font-size:13px; min-height:18px; font-weight:600; }
.modal-msg.error{ color:var(--danger); }
.modal-msg.success{ color:var(--success); }
.attempts-info{ font-size:11px; color:var(--warning); margin-top:6px; min-height:14px; }

/* ============ SECRET / HIDDEN PAGES ============ */
.secret-content{
  max-width:600px; margin:60px auto 0; text-align:center;
  animation:fadeIn 0.8s ease;
}
.unlock-badge{
  display:inline-block; background:linear-gradient(135deg,var(--success),#16a34a);
  padding:8px 20px; border-radius:30px; font-weight:700; font-size:13px;
  margin-bottom:20px; box-shadow:0 4px 20px rgba(34,197,94,0.4);
}
.options-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:16px; margin:30px 0;
}
.option-card{
  background:var(--glass); border:1px solid var(--glass-border);
  border-radius:18px; padding:28px 16px; backdrop-filter:blur(10px);
  cursor:pointer; transition:all 0.3s ease;
}
.option-card:hover{
  transform:translateY(-8px); border-color:var(--primary-2);
  box-shadow:0 12px 30px rgba(124,58,237,0.3);
}
.option-icon{ font-size:36px; margin-bottom:10px; }
.option-card h3{ font-family:var(--font-display); margin-bottom:6px; }
.option-card p{ color:var(--text-dim); font-size:13px; }

/* ---- NAYA SECTION: Hidden sub-pages content styling ---- */
.hidden-page-body{
  background:var(--glass); border:1px solid var(--glass-border);
  border-radius:16px; padding:34px 20px; margin:26px 0;
  backdrop-filter:blur(10px); font-size:15px; color:var(--text-dim);
  line-height:1.6;
}
.hidden-page-actions{
  display:flex; gap:12px; justify-content:center; flex-wrap:wrap; margin-top:10px;
}

/* ============ TOASTS ============ */
.toast-container{
  position:fixed; top:16px; right:16px; z-index:200;
  display:flex; flex-direction:column; gap:10px; max-width:90vw;
}
.toast{
  background:#1e1b3a; border-left:4px solid var(--primary-2);
  padding:14px 18px; border-radius:10px; box-shadow:var(--shadow);
  font-size:13px; transform:translateX(120%); opacity:0;
  transition:all 0.35s ease; max-width:320px;
}
.toast.show{ transform:translateX(0); opacity:1; }
.toast.success{ border-color:var(--success); }
.toast.error{ border-color:var(--danger); }
.toast.warning{ border-color:var(--warning); }

/* ============ CONFETTI ============ */
.confetti-canvas{
  position:fixed; inset:0; pointer-events:none; z-index:150;
}

/* ============ RESPONSIVE ============ */
@media(max-width:480px){
  .site-header{ flex-direction:row; justify-content:space-between; }
  .options-grid{ grid-template-columns:1fr; }
  .scoreboard{ gap:8px; }
  .score-card{ padding:10px 8px; min-width:70px; }
  .controls{ flex-direction:column; align-items:stretch; }
  .btn{ width:100%; }
  .modal{ padding:26px 18px; }
  .hidden-page-actions{ flex-direction:column; }
  .hidden-page-actions .btn{ width:100%; }
}

@media(min-width:1024px){
  .board{ width:380px; }
}