/* ============================================================
   أكاديمية شيفرة الإبداع — بوابة الطلاب
   نفس هوية الموقع الرئيسي (نفس التوكنات والألوان)
   ============================================================ */

/* ===== TOKENS ===== */
:root{
  --bg:#080627; --bg-2:#0d0a3d; --bg-3:#131048;
  --brand:#6937f8; --brand-2:#8f6bff; --brand-3:#b9a3ff;
  --brand-glow:rgba(105,55,248,.45);
  --gold:#ffd166;
  --white:#fff; --muted:#b9b1de;
  --line:rgba(255,255,255,.09); --line-strong:rgba(255,255,255,.16);
  --ok:#5eff9d;
  --radius:20px;
  --font:'Tajawal',system-ui,-apple-system,'Segoe UI',sans-serif;
}

/* ===== RESET ===== */
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);background:var(--bg);color:var(--white);
  line-height:1.75;-webkit-font-smoothing:antialiased;min-height:100vh;
}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none}
::selection{background:var(--brand);color:#fff}
::-webkit-scrollbar{width:9px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:linear-gradient(var(--brand),var(--brand-2));border-radius:99px}

.spark{width:1em;height:1em;flex-shrink:0}

/* ===== TOPBAR ===== */
.topbar{
  position:sticky;top:0;z-index:100;
  background:rgba(8,6,39,.85);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.topbar-inner{
  max-width:1280px;margin:0 auto;padding:12px 22px;
  display:flex;align-items:center;gap:18px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px}
.brand .logo-mark{
  width:32px;height:32px;border-radius:10px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px var(--brand-glow);
}
.brand .logo-mark svg{width:17px;height:17px;color:#fff}
.brand small{display:block;font-size:11px;color:var(--brand-3);font-weight:700;line-height:1}
.topbar .spacer{margin-inline-start:auto}
.user-chip{
  display:flex;align-items:center;gap:10px;padding:6px 8px 6px 14px;
  border:1px solid var(--line);border-radius:999px;font-size:13px;color:var(--muted);
}
.user-chip .av{
  width:28px;height:28px;border-radius:50%;flex-shrink:0;overflow:hidden;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;color:#fff;
}
.user-chip .av img{width:100%;height:100%;object-fit:cover}
.btn-out{
  padding:8px 16px;border-radius:999px;font-size:13px;font-weight:700;
  border:1px solid var(--line-strong);color:var(--muted);transition:all .25s;
}
.btn-out:hover{color:#fff;border-color:var(--brand-2);background:rgba(105,55,248,.12)}

/* ===== LAYOUT ===== */
.wrap{max-width:1280px;margin:0 auto;padding:36px 22px 64px}
.page-title{font-size:clamp(24px,3.4vw,34px);font-weight:900;letter-spacing:-.4px;margin-bottom:6px}
.page-sub{color:var(--muted);font-size:15px;font-weight:300;margin-bottom:34px}

/* ===== AUTH (login) ===== */
.auth{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  padding:32px 20px;position:relative;overflow:hidden;
}
.auth .orb{position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none}
.auth .orb.o1{width:520px;height:520px;background:radial-gradient(circle,rgba(105,55,248,.5),transparent 70%);top:-190px;right:-90px}
.auth .orb.o2{width:400px;height:400px;background:radial-gradient(circle,rgba(143,107,255,.3),transparent 70%);bottom:-150px;left:-90px}
.auth-card{
  position:relative;z-index:2;width:100%;max-width:440px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:26px;padding:42px 38px;
  backdrop-filter:blur(14px);box-shadow:0 40px 90px rgba(0,0,0,.45);
}
.auth-logo{text-align:center;margin-bottom:28px}
.auth-logo .mark{
  width:56px;height:56px;border-radius:17px;margin:0 auto 14px;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 32px var(--brand-glow);
}
.auth-logo .mark svg{width:28px;height:28px;color:#fff;animation:spin 18s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.auth-logo h1{font-size:22px;font-weight:900;letter-spacing:-.3px}
.auth-logo p{font-size:13px;color:var(--brand-3);font-weight:700;margin-top:2px}
.auth h2{font-size:19px;font-weight:800;text-align:center;margin-bottom:8px}
.auth .hint{font-size:14px;color:var(--muted);text-align:center;font-weight:300;margin-bottom:26px;line-height:1.8}

.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:8px;color:var(--muted)}
.field input{
  width:100%;padding:15px 18px;border-radius:14px;font-family:inherit;font-size:15px;
  background:rgba(255,255,255,.05);border:1.5px solid var(--line-strong);color:#fff;
  transition:border-color .25s,background .25s;direction:ltr;text-align:left;
}
.field input::placeholder{color:#6f68a0}
.field input:focus{outline:none;border-color:var(--brand-2);background:rgba(105,55,248,.1)}

.btn-main{
  width:100%;padding:16px;border-radius:999px;font-size:15.5px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 12px 30px var(--brand-glow);transition:transform .25s,box-shadow .25s;
  display:flex;align-items:center;justify-content:center;gap:9px;
}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 18px 40px var(--brand-glow)}
.btn-main:disabled{opacity:.6;cursor:wait;transform:none}

.divider{display:flex;align-items:center;gap:14px;margin:24px 0;color:#6f68a0;font-size:12px}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--line)}

.btn-google{
  width:100%;padding:14px;border-radius:999px;font-size:14.5px;font-weight:700;
  border:1.5px solid var(--line-strong);color:#fff;background:rgba(255,255,255,.04);
  display:flex;align-items:center;justify-content:center;gap:10px;transition:all .25s;
}
.btn-google:hover{border-color:var(--brand-2);background:rgba(105,55,248,.12)}
.btn-google svg{width:18px;height:18px}

.alert{
  padding:14px 16px;border-radius:14px;font-size:13.5px;margin-bottom:18px;
  display:flex;gap:10px;align-items:flex-start;line-height:1.7;
}
.alert svg{width:17px;height:17px;flex-shrink:0;margin-top:3px}
.alert.err{background:rgba(255,90,90,.1);border:1px solid rgba(255,90,90,.32);color:#ffb3b3}
.alert.ok{background:rgba(94,255,157,.08);border:1px solid rgba(94,255,157,.3);color:#a9ffcd}

.auth-foot{margin-top:24px;text-align:center;font-size:12.5px;color:#6f68a0;line-height:1.9}
.auth-foot a{color:var(--brand-3)}

/* ===== COURSE CARDS ===== */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.ccard{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .35s cubic-bezier(.22,1,.36,1),border-color .35s,box-shadow .35s;
  display:flex;flex-direction:column;
}
.ccard:hover{transform:translateY(-5px);border-color:rgba(143,107,255,.5);box-shadow:0 24px 50px rgba(105,55,248,.2)}
.ccard .badge{
  align-self:flex-start;font-size:11.5px;font-weight:800;padding:5px 13px;border-radius:999px;margin-bottom:16px;
}
.ccard .badge.foundation{background:rgba(255,209,102,.13);border:1px solid rgba(255,209,102,.4);color:var(--gold)}
.ccard .badge.pro{background:rgba(105,55,248,.16);border:1px solid rgba(143,107,255,.4);color:var(--brand-3)}
.ccard h3{font-size:20px;font-weight:800;line-height:1.4;margin-bottom:8px}
.ccard p{font-size:14px;color:var(--muted);font-weight:300;flex:1;margin-bottom:20px}
.bar{height:7px;border-radius:99px;background:rgba(255,255,255,.07);overflow:hidden;margin-bottom:9px}
.bar span{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--brand),var(--brand-3));transition:width .6s}
.bar-meta{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:18px}
.ccard .go{
  display:flex;align-items:center;justify-content:center;gap:8px;
  padding:12px;border-radius:12px;font-size:14px;font-weight:800;
  background:rgba(105,55,248,.12);color:var(--brand-3);transition:all .3s;
}
.ccard:hover .go{background:var(--brand);color:#fff}

.empty{
  text-align:center;padding:70px 24px;
  border:1.5px dashed var(--line-strong);border-radius:24px;
}
.empty .ic{
  width:64px;height:64px;border-radius:20px;margin:0 auto 20px;
  background:rgba(105,55,248,.12);color:var(--brand-3);
  display:flex;align-items:center;justify-content:center;
}
.empty .ic svg{width:30px;height:30px}
.empty h3{font-size:20px;font-weight:800;margin-bottom:8px}
.empty p{color:var(--muted);font-size:14.5px;font-weight:300;max-width:420px;margin:0 auto 22px;line-height:1.9}

/* ===== COURSE VIEWER ===== */
.viewer{display:grid;grid-template-columns:1fr 340px;gap:24px;align-items:start}
@media(max-width:980px){.viewer{grid-template-columns:1fr}}

.player-wrap{
  position:relative;border-radius:var(--radius);overflow:hidden;
  background:#000;aspect-ratio:16/9;border:1px solid var(--line);
}
.player-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.player-soon{
  position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:14px;text-align:center;padding:24px;
  background:radial-gradient(600px 300px at 50% 40%,rgba(105,55,248,.25),transparent 70%),var(--bg-2);
}
.player-soon .ic{
  width:64px;height:64px;border-radius:50%;
  background:rgba(105,55,248,.16);border:1px solid rgba(143,107,255,.4);
  display:flex;align-items:center;justify-content:center;color:var(--brand-3);
}
.player-soon .ic svg{width:28px;height:28px}
.player-soon h3{font-size:18px;font-weight:800}
.player-soon p{font-size:13.5px;color:var(--muted);font-weight:300;max-width:340px}
.wm{
  position:absolute;bottom:12px;inset-inline-end:14px;z-index:5;pointer-events:none;
  font-size:11px;color:rgba(255,255,255,.4);direction:ltr;
  text-shadow:0 1px 4px rgba(0,0,0,.8);letter-spacing:.3px;
}

.lesson-head{margin-top:22px}
.lesson-head .eyebrow{font-size:12.5px;font-weight:800;color:var(--brand-3);letter-spacing:.5px}
.lesson-head h1{font-size:clamp(20px,2.6vw,27px);font-weight:900;margin:6px 0 12px;line-height:1.4}
.lesson-head p{color:var(--muted);font-size:15px;font-weight:300;line-height:1.9}

.lesson-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px;align-items:center}
.btn-done{
  display:inline-flex;align-items:center;gap:9px;padding:12px 24px;border-radius:999px;
  font-size:14px;font-weight:800;border:1.5px solid var(--line-strong);color:#fff;transition:all .25s;
}
.btn-done:hover{border-color:var(--ok);color:var(--ok)}
.btn-done.is-done{background:rgba(94,255,157,.12);border-color:rgba(94,255,157,.5);color:var(--ok)}
.btn-done svg{width:16px;height:16px}
.nav-btns{margin-inline-start:auto;display:flex;gap:10px}
.nav-btns a{
  display:inline-flex;align-items:center;gap:7px;padding:11px 18px;border-radius:999px;
  font-size:13.5px;font-weight:700;border:1px solid var(--line);color:var(--muted);transition:all .25s;
}
.nav-btns a:hover{color:#fff;border-color:var(--brand-2)}
.nav-btns svg{width:15px;height:15px}

/* ===== SIDEBAR ===== */
.side{
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  position:sticky;top:82px;
}
@media(max-width:980px){.side{position:static}}
.side-head{padding:20px 22px;border-bottom:1px solid var(--line)}
.side-head .t{font-size:12px;font-weight:800;color:var(--brand-3);letter-spacing:.5px;margin-bottom:6px}
.side-head h3{font-size:16.5px;font-weight:800;line-height:1.5;margin-bottom:14px}
.side-list{padding:10px;max-height:calc(100vh - 260px);overflow-y:auto}
@media(max-width:980px){.side-list{max-height:none}}
.litem{
  display:flex;gap:13px;align-items:flex-start;padding:13px;border-radius:13px;
  transition:background .25s;margin-bottom:2px;
}
.litem:hover{background:rgba(255,255,255,.05)}
.litem.active{background:rgba(105,55,248,.18);border:1px solid rgba(143,107,255,.4)}
.litem .n{
  width:27px;height:27px;border-radius:9px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;
  background:rgba(255,255,255,.07);color:var(--muted);
}
.litem.active .n{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff}
.litem.done .n{background:rgba(94,255,157,.16);color:var(--ok)}
.litem .n svg{width:13px;height:13px}
.litem .txt{flex:1;min-width:0}
.litem .txt b{display:block;font-size:14px;font-weight:700;line-height:1.5}
.litem.active .txt b{color:#fff}
.litem .txt small{font-size:11.5px;color:#7d76ab}
.litem .free{
  font-size:10px;font-weight:800;padding:2px 8px;border-radius:99px;
  background:rgba(255,209,102,.14);color:var(--gold);align-self:center;
}

/* ===== MESSAGE PAGE ===== */
.msg{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px 20px}
.msg-card{
  max-width:480px;text-align:center;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);border-radius:26px;padding:46px 38px;backdrop-filter:blur(14px);
}
.msg-card .ic{
  width:66px;height:66px;border-radius:20px;margin:0 auto 22px;
  background:rgba(105,55,248,.14);border:1px solid rgba(143,107,255,.35);
  display:flex;align-items:center;justify-content:center;color:var(--brand-3);
}
.msg-card .ic svg{width:30px;height:30px}
.msg-card h1{font-size:22px;font-weight:900;margin-bottom:12px;line-height:1.4}
.msg-card p{color:var(--muted);font-size:14.5px;font-weight:300;line-height:1.9;margin-bottom:26px}
.msg-card p strong{color:#fff}
.btn-msg{
  display:inline-flex;align-items:center;gap:9px;padding:14px 32px;border-radius:999px;
  font-size:14.5px;font-weight:800;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 12px 30px var(--brand-glow);transition:transform .25s;
}
.btn-msg:hover{transform:translateY(-2px)}

/* ===== HELP ===== */
.help{margin-top:40px;text-align:center;font-size:13px;color:#6f68a0}
.help a{color:var(--brand-3);font-weight:700}

@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}