/* ================= PD1 — premium red/black glass theme ================= */
:root{
  --bg-0:#07070a;
  --bg-1:#0d0a0c;
  --ink:#f4ecec;
  --ink-dim:#a89194;
  --ink-faint:#6d5c5f;
  --red-0:#ff2b3d;
  --red-1:#c8102e;
  --red-2:#7a0d1c;
  --line: rgba(255,90,100,.18);
  --panel: linear-gradient(180deg, rgba(20,12,14,.62), rgba(9,6,7,.72));
  --radius:20px;
  --bg-image: url('https://i.postimg.cc/zB6RTqCw/2cb85627-f09f-46b6-ada7-847e91e52698.jpg');
}

*{box-sizing:border-box}
::selection{ background:rgba(255,43,61,.35); color:#fff; }

html,body{height:100%}

body{
  margin:0;
  font-family:'Tajawal', Tahoma, Arial, sans-serif;
  color:var(--ink);
  position:relative;
  min-height:100vh;
  overflow-x:hidden;
  background:var(--bg-0);
}

/* ---------- fixed, parallax site background image ---------- */
.bg-layer{
  position:fixed; inset:-4%;
  z-index:-3;
  background-image:var(--bg-image);
  background-size:cover;
  background-position:center;
  filter:saturate(1.15) brightness(.4) blur(1px);
  transform:scale(1.08);
  transition:transform 1.4s cubic-bezier(.16,1,.3,1);
  will-change:transform;
}
.bg-layer::before{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(1200px 650px at 85% -10%, rgba(200,16,46,.30), transparent 60%),
    radial-gradient(950px 560px at -10% 110%, rgba(122,13,28,.30), transparent 55%),
    linear-gradient(180deg, rgba(4,3,4,.55), rgba(4,3,4,.86) 60%, rgba(4,3,4,.96));
}
.bg-layer::after{
  content:"";
  position:absolute; inset:-10%;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:46px 46px;
  mask-image: radial-gradient(circle at 50% 30%, black, transparent 72%);
  -webkit-mask-image: radial-gradient(circle at 50% 30%, black, transparent 72%);
  animation: driftGrid 34s linear infinite;
}
@keyframes driftGrid{ to{ transform: translate(46px, 46px); } }

.ember{
  position:fixed; z-index:-2; bottom:-5%;
  width:var(--s,4px); height:var(--s,4px);
  border-radius:50%;
  background:radial-gradient(circle, #ff5a66, rgba(255,43,61,0) 70%);
  opacity:0; pointer-events:none;
  animation:emberRise var(--dur,9s) linear infinite;
  animation-delay:var(--delay,0s);
  left:var(--x,50%);
}
@keyframes emberRise{
  0%{ transform:translateY(0) translateX(0); opacity:0; }
  8%{ opacity:.85; }
  92%{ opacity:.35; }
  100%{ transform:translateY(-112vh) translateX(var(--drift,20px)); opacity:0; }
}

.container{max-width:900px;margin:40px auto;padding:20px;position:relative;z-index:1}

/* ---------- glass card ---------- */
.card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:34px;
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  box-shadow:
    0 30px 70px -20px rgba(0,0,0,.8),
    0 0 0 1px rgba(255,255,255,.03) inset,
    0 0 50px rgba(255,43,61,.10);
  position:relative;
  animation: cardIn .7s cubic-bezier(.16,1,.3,1) both;
  overflow:hidden;
}
@keyframes cardIn{ from{opacity:0; transform:translateY(20px) scale(.97)} to{opacity:1; transform:translateY(0) scale(1)} }

.card::before{
  content:"";
  position:absolute; inset:0; border-radius:var(--radius);
  padding:1px;
  background:conic-gradient(from var(--angle,0deg), transparent 0 65%, rgba(255,90,100,.75), transparent 78%);
  -webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite:xor; mask-composite:exclude;
  pointer-events:none; opacity:.55;
  animation: rotateBorder 7s linear infinite;
}
@keyframes rotateBorder{ to{ --angle:360deg; } }
@property --angle{ syntax:'<angle>'; inherits:false; initial-value:0deg; }

.card::after{
  content:"";
  position:absolute; top:0; left:0; width:150px; height:120px;
  background:linear-gradient(135deg, rgba(200,16,46,.5) 0%, rgba(200,16,46,0) 62%);
  border-radius:var(--radius) 0 80px 0;
  opacity:.5; pointer-events:none;
}

.hero{text-align:center;padding:58px 30px}

.brand-mark{
  display:flex; flex-direction:column; align-items:center; gap:14px;
  margin-bottom:8px;
  animation: floatY 5s ease-in-out infinite;
}
@keyframes floatY{ 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }

.brand-mark .logo-wrap{ position:relative; width:82px; height:82px; }
.brand-mark .logo-ring{
  position:absolute; inset:-9px; border-radius:50%;
  border:1.5px solid rgba(255,43,61,.55);
  animation: pulseRing 2.4s ease-out infinite;
}
.brand-mark .logo-ring::after{
  content:"";
  position:absolute; inset:-10px; border-radius:50%;
  border:1px solid rgba(255,90,100,.28);
  animation: pulseRing 2.4s ease-out infinite 1.1s;
}
@keyframes pulseRing{
  0%{ transform:scale(.88); opacity:.95; }
  80%{ transform:scale(1.45); opacity:0; }
  100%{ opacity:0; }
}
.brand-mark img{
  width:100%; height:100%; border-radius:50%; object-fit:cover;
  background:#0c0a0b;
  box-shadow:0 0 0 2px rgba(255,43,61,.55), 0 0 30px rgba(255,43,61,.6);
  animation: glowPulse 2.4s ease-in-out infinite;
}
@keyframes glowPulse{
  0%,100%{ box-shadow:0 0 0 2px rgba(255,43,61,.55), 0 0 24px rgba(255,43,61,.5); }
  50%{ box-shadow:0 0 0 2px rgba(255,43,61,.75), 0 0 38px rgba(255,43,61,.85); }
}
.brand-mark .word{
  font-family:'Rajdhani','Tajawal',sans-serif;
  font-size:15px; font-weight:700; letter-spacing:7px; color:var(--ink-dim);
}

.hero h1{
  font-size:38px; margin:8px 0 10px; font-weight:900;
  background:linear-gradient(90deg,#fff, #ffb3ba 55%, var(--red-0));
  background-size:220% auto;
  -webkit-background-clip:text; background-clip:text; color:transparent;
  text-shadow:0 0 40px rgba(255,43,61,.2);
  letter-spacing:.5px;
  animation: sheen 5s ease-in-out infinite, riseIn .7s .1s cubic-bezier(.16,1,.3,1) both;
}
@keyframes sheen{ 0%,100%{background-position:0% 50%} 50%{background-position:100% 50%} }
@keyframes riseIn{ from{opacity:0; transform:translateY(10px)} to{opacity:1; transform:translateY(0)} }

.hero p,.muted{color:var(--ink-dim); font-size:15px; line-height:1.9; animation: riseIn .7s .2s cubic-bezier(.16,1,.3,1) both;}

.stats{
  display:flex;justify-content:center;gap:14px;margin:26px 0;color:var(--ink-dim);
  flex-wrap:wrap;
  animation: riseIn .7s .3s cubic-bezier(.16,1,.3,1) both;
}
.stats span{
  background:linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.015));
  border:1px solid var(--line);
  border-radius:12px;
  padding:10px 18px;
  font-size:14px;
  transition:.25s ease;
}
.stats span:hover{ border-color:rgba(255,90,100,.5); transform:translateY(-2px); }
.stats b{color:#fff; font-family:'Rajdhani','Tajawal',sans-serif; font-size:17px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  border:0;border-radius:12px;padding:14px 28px;
  background:linear-gradient(180deg, var(--red-1), #6f0a17);
  color:#fff;text-decoration:none;font-weight:800;font-size:14.5px;
  cursor:pointer;margin:6px;
  border:1px solid rgba(255,90,100,.5);
  box-shadow:0 10px 26px -10px rgba(200,16,46,.75);
  transition:.25s cubic-bezier(.2,.9,.3,1);
  position:relative; overflow:hidden; isolation:isolate;
}
.btn::before{
  content:""; position:absolute; inset:0;
  background:linear-gradient(115deg, transparent 30%, rgba(255,255,255,.35) 48%, transparent 62%);
  transform:translateX(-130%);
  transition:transform .65s ease;
  z-index:1;
}
.btn:hover::before{ transform:translateX(130%); }
.btn:hover{ transform:translateY(-3px); box-shadow:0 18px 34px -10px rgba(200,16,46,1); }
.btn:active{ transform:translateY(-1px); }

.btn.secondary{
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  color:var(--ink);
  border:1px solid var(--line);
  box-shadow:none;
}
.btn.secondary:hover{ border-color:rgba(255,90,100,.5); }

/* ---------- exam top bar ---------- */
.top{
  display:flex;justify-content:space-between;margin-bottom:16px;color:var(--ink-dim);
  font-size:14px; align-items:center;
}
.top b{color:#fff}

/* ---------- progress bar ---------- */
.progress-wrap{
  height:8px;border-radius:99px;overflow:hidden;
  background:rgba(255,255,255,.06); border:1px solid var(--line);
  margin-bottom:26px;
}
.progress-bar{
  height:100%; width:0%;
  background:linear-gradient(90deg, var(--red-2), var(--red-0));
  box-shadow:0 0 14px rgba(255,43,61,.7);
  transition:width .5s cubic-bezier(.16,1,.3,1);
}

/* ---------- questions ---------- */
.question{padding:22px 0;border-bottom:1px solid var(--line); opacity:0; transform:translateY(14px);
  animation:qIn .55s cubic-bezier(.16,1,.3,1) forwards;
  animation-delay:calc(var(--i,0) * 60ms);
}
@keyframes qIn{ to{opacity:1; transform:translateY(0)} }
.question:last-of-type{border-bottom:0}
.question h3{margin:0 0 12px; font-size:17px; font-weight:700; color:var(--ink)}
.question label{
  display:flex; align-items:center; gap:10px;
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.012));
  border:1px solid var(--line);
  padding:13px 15px;border-radius:11px;margin:8px 0;cursor:pointer;
  transition:.2s ease; font-size:14.5px;
}
.question label:hover{ border-color:rgba(255,90,100,.45); background:rgba(255,43,61,.07); transform:translateX(-2px); }
.question label:has(input:checked){
  border-color:var(--red-0);
  background:linear-gradient(90deg, rgba(255,43,61,.2), rgba(255,43,61,.05));
  box-shadow:0 0 0 1px rgba(255,43,61,.3) inset, 0 0 16px rgba(255,43,61,.25);
}
.question input{margin-left:0; accent-color:var(--red-0); width:16px; height:16px;}

/* ---------- name field ---------- */
.name-field{margin:22px 0 6px}
.name-field label{display:block;font-size:14px;font-weight:700;color:var(--ink);margin-bottom:8px}
.name-field input{
  width:100%;padding:14px 15px;border-radius:11px;border:1px solid var(--line);
  background:rgba(12,8,9,.65);color:#fff;font-family:inherit;font-size:15px;transition:.2s;
}
.name-field input:focus{outline:none;border-color:var(--red-0); box-shadow:0 0 0 3px rgba(255,43,61,.18);}

/* ---------- result ---------- */
.result{text-align:center}
.result-icon{
  font-size:64px;font-weight:900; width:110px; height:110px; line-height:110px;
  border-radius:50%; margin:0 auto 18px;
  animation: popIn .55s cubic-bezier(.34,1.56,.64,1) both;
}
@keyframes popIn{ from{opacity:0; transform:scale(.5)} to{opacity:1; transform:scale(1)} }
.score{
  font-size:60px;font-weight:900;margin:14px 0;
  font-family:'Rajdhani','Tajawal',sans-serif;
  color:#fff;
}
.hl{color:#fff}
.result-icon-ok{background:rgba(34,224,122,.12);color:#5fe6a0;box-shadow:0 0 34px rgba(34,224,122,.35)}
.result-icon-fail{background:rgba(255,43,61,.12);color:#ff6b78;box-shadow:0 0 34px rgba(255,43,61,.35)}
.result-icon-warn{background:rgba(255,167,38,.12);color:#ffc069;box-shadow:0 0 34px rgba(255,167,38,.3)}
.success,.warning{padding:15px 18px;border-radius:12px;margin:20px 0; font-size:14.5px; border:1px solid transparent;
  animation: riseIn .5s cubic-bezier(.16,1,.3,1) both;}
.success{background:rgba(34,224,122,.10);color:#5fe6a0;border-color:rgba(34,224,122,.28)}
.warning{background:rgba(255,167,38,.10);color:#ffc069;border-color:rgba(255,167,38,.28)}

#confetti{position:fixed; inset:0; z-index:2; pointer-events:none;}

/* ---------- admin ---------- */
.admin-form{display:grid;gap:10px}
.admin-form input,.admin-form select{
  padding:13px 14px;border-radius:11px;border:1px solid var(--line);
  background:rgba(12,8,9,.65);color:#fff; font-family:inherit; font-size:14px;
}
.admin-form input:focus,.admin-form select:focus{ outline:none; border-color:var(--red-0); box-shadow:0 0 0 3px rgba(255,43,61,.18); }
.admin-q{padding:16px 0;border-bottom:1px solid var(--line);display:grid;gap:8px; transition:.2s;}
.admin-q:hover{ background:rgba(255,255,255,.02); }
.admin-q b{color:var(--ink)}
.admin-q span{color:var(--ink-dim); font-size:13px}
.small{
  width:max-content;padding:9px 16px;border:1px solid var(--line);border-radius:9px;
  cursor:pointer; background:rgba(255,255,255,.05); color:var(--ink); font-weight:700; font-size:13px;
  transition:.2s;
}
.small:hover{ border-color:rgba(255,90,100,.5); color:var(--red-0); transform:translateY(-1px); }

.exam .btn{margin-top:25px}
hr{border:0;border-top:1px solid var(--line);margin:25px 0}

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important;}
}

@media(max-width:600px){
  .container{margin:16px auto;padding:14px}
  .card{padding:24px}
  .hero{padding:42px 18px}
  .hero h1{font-size:29px}
  .top{font-size:12.5px}
  .stats{gap:10px}
}