/* نجمة ليالينا — الأنماط المشتركة (طابع ليالي المهرجان) */

:root{
  --paper:#140b1f;
  --surface:rgba(255,255,255,.055);
  --surface-solid:#1d1229;
  --sunken:rgba(255,255,255,.035);
  --line:rgba(255,255,255,.1);
  --line-strong:rgba(255,255,255,.2);

  --ink:#fbf5ff;
  --ink-2:#d9c9e4;
  --ink-3:#a593b4;

  --plum:#a259a3;
  --plum-dark:#6b3a6b;
  --plum-tint:rgba(162,89,163,.18);
  --rose:#f29bbd;
  --gold:#f5c66b;
  --gold-2:#e5a440;
  --on-gold:#2b1531;

  --ok:#5fd396;
  --ok-tint:rgba(95,211,150,.14);
  --err:#ff8095;
  --err-tint:rgba(255,128,149,.12);

  --r:14px;
  --r-lg:22px;
  --font:"IBM Plex Sans Arabic", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display:"El Messiri", "IBM Plex Sans Arabic", serif;
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;background:var(--paper);font-size:17px}
@media (min-width:900px){html{font-size:18px}}
body{margin:0;min-height:100dvh;display:flex;flex-direction:column;font-family:var(--font);color:var(--ink);line-height:1.75;
  -webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;
  background:var(--paper)}
body::before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(900px 600px at 100% -10%, rgba(162,89,163,.45), transparent 65%),
    radial-gradient(800px 600px at -10% 40%, rgba(242,155,189,.14), transparent 65%),
    radial-gradient(900px 600px at 50% 120%, rgba(245,198,107,.12), transparent 65%)}
body>main{flex:1}
img{max-width:100%;display:block}
a{color:inherit}
button,input,select{font:inherit;color:inherit}
h1,h2,h3{line-height:1.35;margin:0;font-family:var(--display);font-weight:700}
.num{font-variant-numeric:tabular-nums}

/* نجوم خفيفة في الخلفية */
.stars{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:
    radial-gradient(1.3px 1.3px at 30px 40px,#fff,transparent),
    radial-gradient(1px 1px at 160px 120px,#fff,transparent),
    radial-gradient(1.5px 1.5px at 280px 30px,#ffe7b0,transparent),
    radial-gradient(1px 1px at 90px 230px,#fff,transparent),
    radial-gradient(1.2px 1.2px at 360px 190px,#ffd1e2,transparent);
  background-size:400px 280px}

.container{inline-size:min(1100px,100%);margin-inline:auto;padding-inline:20px}
.container-sm{inline-size:min(620px,100%);margin-inline:auto;padding-inline:20px}

/* ---------- الرأس ---------- */
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:16px;block-size:84px}
.site-header .logo img{height:54px;width:auto;filter:brightness(0) invert(1)}
.site-header nav{display:flex;align-items:center;gap:6px}
.site-header nav a{padding:8px 14px;border-radius:999px;text-decoration:none;font-size:.95rem;font-weight:500;color:var(--ink-2);transition:background-color .2s,color .2s}
.site-header nav a:hover{background:var(--surface);color:var(--ink)}

/* ---------- أزرار ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 24px;border-radius:var(--r);
  border:1px solid var(--line-strong);background:var(--surface);color:var(--ink);font-weight:600;font-size:1rem;
  text-decoration:none;cursor:pointer;white-space:nowrap;user-select:none;transition:background-color .2s,border-color .2s,transform .15s,box-shadow .2s}
.btn:hover{background:rgba(255,255,255,.1)}
.btn:active{transform:scale(.98)}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.btn svg{inline-size:20px;block-size:20px;flex:none}
.btn-primary{background:linear-gradient(135deg,var(--gold),var(--gold-2));border:0;color:var(--on-gold);font-weight:700;
  box-shadow:0 12px 30px -12px rgba(245,198,107,.7)}
.btn-primary:hover{background:linear-gradient(135deg,#f8d283,var(--gold));box-shadow:0 16px 36px -12px rgba(245,198,107,.85)}
.btn-quiet{border-color:transparent;background:transparent;color:var(--ink-2)}
.btn-quiet:hover{background:var(--surface);color:var(--ink)}
.btn-danger{color:var(--err);border-color:rgba(255,128,149,.35)}
.btn-danger:hover{background:var(--err-tint)}
.btn-lg{padding:17px 32px;font-size:1.12rem;border-radius:16px}
.btn-sm{padding:7px 14px;font-size:.88rem;border-radius:10px}
.btn-block{inline-size:100%}
.btn[disabled]{opacity:.5;pointer-events:none}

/* ---------- نماذج ---------- */
.field{display:grid;gap:8px}
.label{font-weight:600;font-size:1rem}
.label .opt{color:var(--ink-3);font-weight:400;font-size:.9rem}
.input,.select{inline-size:100%;padding:14px 16px;border-radius:var(--r);border:1px solid var(--line-strong);background:rgba(0,0,0,.22);
  font-size:17px;outline:none;transition:border-color .2s,box-shadow .2s}
.input::placeholder{color:#8d7b9b}
.input:hover{border-color:rgba(255,255,255,.3)}
.input:focus,.select:focus{border-color:var(--gold);box-shadow:0 0 0 4px rgba(245,198,107,.18)}
.input.invalid{border-color:var(--err)}
.input.invalid:focus{box-shadow:0 0 0 4px rgba(255,128,149,.16)}
.help{font-size:.88rem;color:var(--ink-3)}
.help.err{color:var(--err)}

.choice{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.choice input{position:absolute;opacity:0;pointer-events:none}
.choice label{padding:13px;text-align:center;cursor:pointer;font-weight:600;color:var(--ink-2);border-radius:var(--r);
  border:1px solid var(--line-strong);background:rgba(0,0,0,.22);transition:all .2s}
.choice input:checked+label{background:rgba(245,198,107,.14);border-color:var(--gold);color:var(--gold)}
.choice input:focus-visible+label{outline:2px solid var(--gold);outline-offset:2px}

.alert{padding:14px 16px;border-radius:var(--r);background:var(--err-tint);color:#ffc2cc;font-size:.95rem;border:1px solid rgba(255,128,149,.3)}
.alert ul{margin:0;padding-inline-start:20px}

.notice{border:1px dashed rgba(245,198,107,.45);background:rgba(245,198,107,.07);padding:14px 18px;border-radius:var(--r);
  font-size:.96rem;color:var(--ink-2)}
.notice strong{color:var(--gold)}

/* ---------- الذيل ---------- */
.site-footer{border-top:1px solid var(--line);margin-top:80px}
.site-footer .container{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:26px;flex-wrap:wrap}
.site-footer small{color:var(--ink-3);font-size:.9rem}
.social{display:flex;gap:8px}
.social a{inline-size:46px;block-size:46px;display:grid;place-items:center;border-radius:14px;border:1px solid var(--line);background:var(--surface);
  color:var(--ink-2);transition:background-color .2s,color .2s,transform .2s}
.social a:hover{background:rgba(245,198,107,.12);color:var(--gold);transform:translateY(-2px)}
.social svg{inline-size:22px;block-size:22px}

.rise{animation:rise .6s cubic-bezier(.2,.7,.2,1) both}
.rise.d1{animation-delay:.08s}.rise.d2{animation-delay:.16s}.rise.d3{animation-delay:.24s}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}}

/* شريط الإعلان */
.announce{background:linear-gradient(90deg,var(--plum-dark),#8e4a8f,var(--plum-dark));color:#fff;text-align:center;font-weight:600;font-size:.98rem;padding:10px 0;line-height:1.6}