/* ═══════════════════════════════════════════════════════════
   Paramount E-Course LEARNING PLATFORM — pecs.css
   Full design system · Dark default · Gold & Black
═══════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700;900&family=Montserrat:wght@300;400;500;600;700&family=DM+Mono:wght@400;500&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

/* ─── CSS VARIABLES ──────────────────────────────────────── */
:root {
  --bg:#06060A;--sf:#0D0D14;--sf2:#13131C;--sf3:#1A1A25;
  --bd:#22222F;--bd2:#2E2E3F;--bd3:#3A3A50;
  --g:#FFFFFF;--gl:#F0F0F0;--gd:#CCCCCC;
  --gg:rgba(255,255,255,.07);--gg2:rgba(255,255,255,.13);
  --t:#F0EAE0;--t2:#9890A4;--t3:#5A546A;
  --green:#3ECF8E;--red:#FF5252;--blue:#5B9EF5;--yellow:#F5C842;
  --r:12px;--rs:8px;--rl:20px;
  --sh:0 4px 32px rgba(0,0,0,.55);
  --shg:0 0 32px rgba(255,255,255,.10);
  --tr:.25s cubic-bezier(.4,0,.2,1);
  --nav-h:64px;
}
[data-theme="light"]{
  --bg:#F4F0EA;--sf:#FFFFFF;--sf2:#EDE8E0;--sf3:#E3DDD4;
  --bd:#D4CEC4;--bd2:#C4BDAF;--bd3:#B0A898;
  --g:#111111;--gl:#333333;--gd:#555555;
  --gg:rgba(0,0,0,.06);--gg2:rgba(0,0,0,.12);
  --t:#0A0908;--t2:#5A5060;--t3:#8A8290;
  --sh:0 4px 20px rgba(0,0,0,.08);
  --shg:0 0 20px rgba(0,0,0,.15);
}

html,body{font-family:'Montserrat',sans-serif;background:var(--bg);color:var(--t);
  min-height:100vh;overflow-x:hidden;transition:background .3s,color .3s;line-height:1.6;
  max-width:100%;} /* prevent any element causing page-level horizontal scroll */
::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-track{background:var(--sf)}
::-webkit-scrollbar-thumb{background:var(--bd2);border-radius:3px}
::selection{background:var(--gg2);color:var(--gl)}
a{color:inherit;text-decoration:none}
img{max-width:100%}
button{font-family:'Montserrat',sans-serif;cursor:pointer}
input,textarea,select{font-family:'Montserrat',sans-serif}

/* ─── ANIMATIONS ─────────────────────────────────────────── */
@keyframes fadeUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
@keyframes shimmerWhite{0%{background-position:-200% center}100%{background-position:200% center}}
@keyframes morphCube{0%,100%{transform:perspective(550px) rotateX(0) rotateY(0)}
  25%{transform:perspective(550px) rotateX(18deg) rotateY(12deg)}
  50%{transform:perspective(550px) rotateX(4deg) rotateY(28deg)}
  75%{transform:perspective(550px) rotateX(-12deg) rotateY(14deg)}}
@keyframes glowRing{0%,100%{transform:scale(1);opacity:.7}50%{transform:scale(1.5);opacity:0}}
@keyframes scaleIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
@keyframes confettiDrop{0%{transform:translateY(-20px) rotate(0deg);opacity:1}
  100%{transform:translateY(100px) rotate(720deg);opacity:0}}

.fu{animation:fadeUp .6s ease both}
.fi{animation:fadeIn .4s ease both}
.si{animation:scaleIn .4s ease both}
.d1{animation-delay:.1s}.d2{animation-delay:.2s}.d3{animation-delay:.3s}
.d4{animation-delay:.4s}.d5{animation-delay:.5s}.d6{animation-delay:.6s}

/* ─── UTILITIES ──────────────────────────────────────────── */
.gold-text{
  background:linear-gradient(135deg,var(--gd) 0%,var(--gl) 45%,var(--gd) 100%);
  background-size:200% auto;-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;animation:shimmerWhite 4s linear infinite}
.glass{background:rgba(13,13,20,.85);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
[data-theme="light"] .glass{background:rgba(255,255,255,.9)}
.noise{position:fixed;inset:0;pointer-events:none;z-index:9998;opacity:.022;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E")}
.hero-grid{
  background-image:linear-gradient(var(--bd) 1px,transparent 1px),linear-gradient(90deg,var(--bd) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,black 40%,transparent 100%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,black 40%,transparent 100%)}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}

/* ─── TYPOGRAPHY ─────────────────────────────────────────── */
.font-cinzel{font-family:'Playfair Display',serif}
.font-mono{font-family:'DM Mono',monospace}
.text-gold{color:var(--g)}
.text-muted{color:var(--t2)}
.text-dim{color:var(--t3)}

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:10px 22px;border-radius:var(--rs);font-size:14px;font-weight:500;
  border:none;transition:all var(--tr);white-space:nowrap;text-decoration:none}
.btn-sm{padding:6px 14px;font-size:13px}
.btn-lg{padding:13px 32px;font-size:15px;font-weight:600}
.btn-gold{background:linear-gradient(135deg,var(--gd),var(--g));color:#0A0805;position:relative;overflow:hidden}
.btn-gold::after{content:'';position:absolute;inset:0;background:rgba(255,255,255,.12);opacity:0;transition:opacity var(--tr)}
.btn-gold:hover::after{opacity:1}
.btn-gold:active{transform:scale(.97)}
.btn-ghost{background:transparent;border:1.5px solid var(--bd2);color:var(--t)}
.btn-ghost:hover{border-color:var(--g);color:var(--g);background:var(--gg)}
.btn-ghost:active{transform:scale(.97)}
.btn-red{background:rgba(255,82,82,.12);border:1.5px solid var(--red);color:var(--red)}
.btn-red:hover{background:rgba(255,82,82,.2)}
.btn-green{background:rgba(62,207,142,.12);border:1.5px solid var(--green);color:var(--green)}
.btn:disabled{opacity:.45;cursor:not-allowed;pointer-events:none}

/* ─── FORM ELEMENTS ──────────────────────────────────────── */
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:13px;color:var(--t2);margin-bottom:6px;font-weight:500}
.form-input{width:100%;padding:10px 14px;background:var(--sf2);border:1.5px solid var(--bd);
  color:var(--t);border-radius:var(--rs);font-size:15px;outline:none;
  transition:border-color var(--tr),box-shadow var(--tr)}
.form-input:focus{border-color:var(--g);box-shadow:0 0 0 3px var(--gg)}
.form-input::placeholder{color:var(--t3)}
textarea.form-input{resize:vertical;min-height:90px}
select.form-input{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239890A4' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;padding-right:36px;cursor:pointer}
.form-error{padding:10px 14px;background:rgba(255,82,82,.1);border:1px solid var(--red);
  border-radius:var(--rs);color:var(--red);font-size:13px;margin-bottom:14px;display:none}
.form-error.show{display:block}
.form-success{padding:10px 14px;background:rgba(62,207,142,.1);border:1px solid var(--green);
  border-radius:var(--rs);color:var(--green);font-size:13px;margin-bottom:14px;display:none}
.form-success.show{display:block}

/* ─── CARDS ──────────────────────────────────────────────── */
.card{background:var(--sf);border:1px solid var(--bd);border-radius:16px;overflow:hidden}
.card-lift{transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr)}
.card-lift:hover{transform:translateY(-5px);box-shadow:var(--shg);border-color:var(--g)}
.card-body{padding:20px}

/* ─── BADGE ──────────────────────────────────────────────── */
.badge{display:inline-flex;align-items:center;padding:2px 9px;border-radius:20px;
  font-size:11px;font-weight:600;font-family:'DM Mono',monospace;letter-spacing:.5px;
  text-transform:uppercase;border:1px solid}
.badge-gold{background:var(--gg2);color:var(--gl);border-color:var(--g)}
.badge-green{background:rgba(62,207,142,.1);color:var(--green);border-color:var(--green)}
.badge-red{background:rgba(255,82,82,.1);color:var(--red);border-color:var(--red)}
.badge-blue{background:rgba(91,158,245,.1);color:var(--blue);border-color:var(--blue)}
.badge-dim{background:var(--bd);color:var(--t3);border-color:var(--bd2)}

/* ─── PROGRESS ───────────────────────────────────────────── */
.progress-track{height:4px;background:var(--bd);border-radius:2px;overflow:hidden}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--gd),var(--g));
  border-radius:2px;transition:width .5s ease}

/* ─── LIVE DOT ───────────────────────────────────────────── */
.live-dot{width:8px;height:8px;background:var(--red);border-radius:50%;
  display:inline-block;animation:pulse 1.5s ease-in-out infinite;flex-shrink:0}
.live-ring{position:absolute;inset:-4px;border:2px solid var(--red);border-radius:50%;
  animation:glowRing 1.5s ease-in-out infinite}

/* ─── DIVIDER ────────────────────────────────────────────── */
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--bd2),transparent);margin:0}

/* ─── NAVBAR ─────────────────────────────────────────────── */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--nav-h);
  border-bottom:1px solid transparent;transition:all .3s}
.navbar.scrolled{border-bottom-color:var(--bd)}
.navbar.scrolled{background:rgba(6,6,10,.9);backdrop-filter:blur(18px)}
[data-theme="light"] .navbar.scrolled{background:rgba(255,255,255,.92)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:100%;padding:0 24px;max-width:1400px;margin:0 auto}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;cursor:pointer}
.nav-logo-text{font-family:'Playfair Display',serif;font-weight:700;font-size:18px;letter-spacing:2px;line-height:1}
.nav-logo-sub{font-size:9px;color:var(--t3);letter-spacing:3px;font-family:'DM Mono';text-transform:uppercase;line-height:1}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{background:none;border:none;padding:6px 14px;border-radius:8px;color:var(--t2);
  font-size:14px;font-weight:500;cursor:pointer;transition:color var(--tr);
  border-bottom:2px solid transparent;text-decoration:none;display:inline-block}
.nav-link:hover,.nav-link.active{color:var(--g)}
.nav-link.active{border-bottom-color:var(--g)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-user{display:flex;align-items:center;gap:8px;padding:5px 12px;
  background:var(--sf2);border:1px solid var(--bd);border-radius:24px}
.nav-avatar{width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,var(--gd),var(--gl));
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#0A0805;flex-shrink:0}
.nav-name{font-size:13px;color:var(--t2);max-width:80px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ─── THEME TOGGLE ───────────────────────────────────────── */
.theme-toggle{display:flex;align-items:center;gap:8px;background:var(--sf2);
  border:1.5px solid var(--bd2);border-radius:30px;padding:5px 10px 5px 6px;
  cursor:pointer;transition:all var(--tr);color:var(--t2)}
.toggle-track{position:relative;width:34px;height:18px;border-radius:9px;
  transition:background .3s;flex-shrink:0}
.toggle-track.dark{background:var(--bd2)}
.toggle-track.light{background:var(--g)}
.toggle-thumb{position:absolute;top:2px;width:14px;height:14px;border-radius:50%;
  background:#9890A4;transition:left .3s,background .3s;display:flex;
  align-items:center;justify-content:center;box-shadow:0 1px 4px rgba(0,0,0,.3)}
.toggle-track.dark .toggle-thumb{left:2px}
.toggle-track.light .toggle-thumb{left:18px;background:#fff}
.toggle-label{font-size:12px;font-family:'DM Mono';font-weight:500;white-space:nowrap}
.toggle-track.dark+.toggle-label{color:var(--t3)}
.toggle-track.light+.toggle-label{color:var(--g)}

/* ─── TOAST / NOTIFICATION ───────────────────────────────── */
#toast-container{position:fixed;bottom:24px;right:24px;z-index:9999;
  display:flex;flex-direction:column;gap:10px;pointer-events:none}
.toast{padding:12px 18px;border-radius:10px;font-size:14px;min-width:260px;
  max-width:380px;box-shadow:var(--sh);pointer-events:all;animation:slideDown .3s ease both}
.toast-success{background:var(--sf);border:1px solid var(--green);color:var(--green)}
.toast-error{background:var(--sf);border:1px solid var(--red);color:var(--red)}
.toast-info{background:var(--sf);border:1px solid var(--g);color:var(--gl)}

/* ─── MODAL ──────────────────────────────────────────────── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:2000;
  display:none;align-items:center;justify-content:center;padding:20px;
  backdrop-filter:blur(8px)}
.modal-overlay.open{display:flex;animation:fadeIn .2s ease both}
.modal{background:var(--sf);border:1px solid var(--bd2);border-radius:20px;
  width:100%;max-width:560px;max-height:90vh;overflow-y:auto;
  box-shadow:0 20px 80px rgba(0,0,0,.7);animation:scaleIn .3s ease both}
.modal-header{padding:22px 24px 0;display:flex;justify-content:space-between;align-items:center}
.modal-title{font-family:'Playfair Display',serif;font-weight:600;font-size:18px}
.modal-close{background:none;border:none;color:var(--t3);cursor:pointer;
  font-size:20px;padding:4px 8px;border-radius:6px;transition:color var(--tr)}
.modal-close:hover{color:var(--t)}
.modal-body{padding:20px 24px 24px}

/* ─── PAGE WRAPPER ───────────────────────────────────────── */
.page{padding-top:calc(var(--nav-h) + 40px);padding-bottom:60px;min-height:100vh}
.page-hero{padding-top:var(--nav-h);position:relative;min-height:92vh;
  display:flex;align-items:center;overflow:hidden}

/* ─── GRID ───────────────────────────────────────────────── */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-auto{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:24px}

/* ─── COURSE CARD ────────────────────────────────────────── */
.course-thumb{height:165px;background:linear-gradient(135deg,var(--sf2),var(--sf3));
  position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}
.course-thumb-badges{position:absolute;top:12px;left:12px;display:flex;gap:6px}
.course-duration{position:absolute;bottom:10px;right:10px;background:rgba(0,0,0,.65);
  border-radius:6px;padding:3px 8px;font-size:11px;font-family:'DM Mono';color:#ccc}
.course-meta{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}
.course-title{font-family:'Playfair Display',serif;font-weight:600;font-size:17px;
  margin-bottom:6px;line-height:1.3;color:var(--t)}
.course-sub{font-size:13px;color:var(--t2);line-height:1.65;margin-bottom:14px}
.course-footer{display:flex;justify-content:space-between;align-items:center;
  padding-top:12px;border-top:1px solid var(--bd)}
.stars{display:flex;gap:2px;align-items:center}
.star{width:11px;height:11px;fill:var(--g)}
.star-empty{fill:none;stroke:var(--g);stroke-width:1}
.rating-num{color:var(--g);font-size:13px;font-weight:600;font-family:'DM Mono';margin-left:3px}
.enrolled-count{font-size:12px;color:var(--t3);font-family:'DM Mono'}

/* ─── TABS ───────────────────────────────────────────────── */
.tabs{display:flex;gap:0;background:var(--sf);border:1px solid var(--bd);
  border-radius:12px;padding:4px}
.tab-btn{flex:1;padding:8px 12px;border-radius:8px;border:none;cursor:pointer;
  font-family:'Montserrat';font-size:13px;font-weight:500;background:transparent;
  color:var(--t3);border-bottom:2px solid transparent;transition:all .2s}
.tab-btn.active{background:var(--sf2);color:var(--g);border-bottom-color:var(--g)}
.tab-panel{display:none}
.tab-panel.active{display:block}

/* ─── ILLUSION MARK SVG ──────────────────────────────────── */
.illusion-mark{display:inline-block}
.illusion-mark.float{animation:float 7s ease-in-out infinite}
.illusion-mark.morph{animation:morphCube 9s ease-in-out infinite}

/* ─── SECTION LABEL ──────────────────────────────────────── */
.section-label{font-size:11px;color:var(--g);font-family:'DM Mono';
  letter-spacing:3px;text-transform:uppercase;margin-bottom:12px}
.section-title{font-family:'Playfair Display',serif;font-size:clamp(26px,4vw,40px);
  font-weight:700;line-height:1.2;margin-bottom:14px}
.section-sub{color:var(--t2);font-size:15px;max-width:540px;line-height:1.7}

/* ─── PLAYER ─────────────────────────────────────────────── */
.player-layout{display:grid;grid-template-columns:1fr 320px;
  height:calc(100vh - var(--nav-h));overflow:hidden}
.player-main{overflow-y:auto;padding:20px}
.player-sidebar{overflow-y:auto;border-left:1px solid var(--bd);background:var(--sf)}
.video-wrapper{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;
  border-radius:12px;border:1px solid var(--bd);margin-bottom:18px}
.video-wrapper iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none}
.sidebar-header{padding:14px 16px;border-bottom:1px solid var(--bd)}
.topic-item{padding:12px 16px;border-bottom:1px solid var(--bd);cursor:pointer;
  border-left:3px solid transparent;transition:all .2s}
.topic-item:hover{background:var(--sf2)}
.topic-item.active{background:var(--gg);border-left-color:var(--g)}
.topic-item.locked{opacity:.5;cursor:not-allowed}
.topic-num{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;
  justify-content:center;font-size:10px;font-family:'DM Mono';flex-shrink:0;font-weight:600}
.topic-num.done{background:var(--g);color:#0A0805}
.topic-num.active{background:var(--gg2);border:2px solid var(--g);color:var(--g)}
.topic-num.pending{background:var(--bd);color:var(--t3)}

/* ─── ADMIN LAYOUT ───────────────────────────────────────── */
.admin-layout{display:grid;grid-template-columns:220px 1fr;min-height:calc(100vh - var(--nav-h));margin-top:var(--nav-h)}
.admin-sidebar{background:var(--sf);border-right:1px solid var(--bd);padding:20px 0;position:sticky;top:var(--nav-h);height:calc(100vh - var(--nav-h));overflow-y:auto}
.admin-nav-item{display:flex;align-items:center;gap:10px;padding:10px 20px;
  cursor:pointer;color:var(--t2);font-size:14px;transition:all .2s;border:none;
  background:none;width:100%;text-align:left;border-left:3px solid transparent}
.admin-nav-item:hover{color:var(--t);background:var(--sf2)}
.admin-nav-item.active{color:var(--g);background:var(--gg);border-left-color:var(--g)}
.admin-content{padding:32px;overflow-y:auto}
.stat-card{background:var(--sf);border:1px solid var(--bd);border-radius:14px;padding:20px}
.stat-value{font-family:'Playfair Display',serif;font-size:32px;font-weight:700;color:var(--g)}
.stat-label{font-size:13px;color:var(--t3);margin-top:4px}

/* ─── LIVE ROOM ──────────────────────────────────────────── */
.live-layout{display:grid;grid-template-columns:1fr 300px;height:calc(100vh - var(--nav-h))}
.live-stage{overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:16px}
.live-placeholder{border-radius:14px;border:1px solid var(--bd);background:var(--sf2);
  aspect-ratio:16/9;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}
.chat-panel{border-left:1px solid var(--bd);display:flex;flex-direction:column;background:var(--sf)}
.chat-messages{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:8px}
.chat-msg{padding:8px 10px;border-radius:8px;font-size:13px}
.chat-msg.system{background:var(--gg);border:1px solid var(--g);color:var(--gl)}
.chat-msg.user{background:var(--sf2);border:1px solid var(--bd)}
.chat-user{font-size:11px;font-weight:600;color:var(--g);margin-bottom:3px}
.chat-input-row{padding:12px;border-top:1px solid var(--bd);display:flex;gap:8px}

/* ─── FOOTER ─────────────────────────────────────────────── */
.footer{background:var(--sf);border-top:1px solid var(--bd);padding:40px 24px 24px}
.footer-grid{display:grid;grid-template-columns:280px 1fr 1fr;gap:40px;margin-bottom:32px}
.footer-col-title{font-family:'Playfair Display',serif;font-weight:600;font-size:12px;
  color:var(--g);margin-bottom:14px;letter-spacing:1px;text-transform:uppercase}
.footer-link{display:block;font-size:13px;color:var(--t3);margin-bottom:10px;
  cursor:pointer;transition:color var(--tr)}
.footer-link:hover{color:var(--g)}
.footer-bottom{padding-top:20px;border-top:1px solid var(--bd);display:flex;
  justify-content:space-between;flex-wrap:wrap;gap:10px}
.footer-copy{font-size:12px;color:var(--t3)}

/* ─── SPINNER ────────────────────────────────────────────── */
.spinner{width:20px;height:20px;border:2px solid var(--bd2);
  border-top-color:var(--g);border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
.spinner-lg{width:40px;height:40px;border-width:3px}
.loading-screen{display:flex;flex-direction:column;align-items:center;
  justify-content:center;min-height:60vh;gap:16px}

/* ─── QUIZ MODAL ─────────────────────────────────────────── */
.quiz-option{padding:12px 16px;background:var(--sf2);border:1.5px solid var(--bd);
  border-radius:10px;cursor:pointer;text-align:left;font-size:14px;
  transition:all .2s;width:100%;display:flex;align-items:center;gap:12px;
  color:var(--t);font-family:'Montserrat';margin-bottom:8px}
.quiz-option:hover:not(:disabled){background:var(--gg);border-color:var(--bd2)}
.quiz-option.selected{background:var(--gg);border-color:var(--g);color:var(--gl)}
.quiz-option.correct{background:rgba(62,207,142,.1);border-color:var(--green)}
.quiz-option.wrong{background:rgba(255,82,82,.08);border-color:var(--red)}
.quiz-opt-letter{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;
  justify-content:center;font-size:11px;font-weight:700;flex-shrink:0;
  background:var(--bd2);color:var(--t3);transition:all .2s}
.quiz-option.selected .quiz-opt-letter{background:var(--g);color:#0A0805}
.quiz-option.correct .quiz-opt-letter{background:var(--green);color:#0A0805}
.quiz-option.wrong .quiz-opt-letter{background:var(--red);color:#fff}

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media(max-width:900px){
  .grid-2,.grid-3,.player-layout,.live-layout,.admin-layout{grid-template-columns:1fr}
  .player-sidebar,.live-chat-panel,.admin-sidebar{display:none}
  .footer-grid{grid-template-columns:1fr}
  .nav-links{display:none}
}
@media(max-width:600px){
  .container{padding:0 16px}
  .btn-lg{padding:11px 22px;font-size:14px}
  .section-title{font-size:26px}
  .nav-actions .btn-ghost{display:none}
}

/* ═══════════════════════════════════════════════════════════
   MISSING FEATURES PATCH — appended
═══════════════════════════════════════════════════════════ */

/* ─── FOUC FIX (flash of unstyled content) ──────────────── */
/* Applied inline in <head> via pecs.js snippet — see js */

/* ─── MOBILE HAMBURGER NAV ───────────────────────────────── */
.hamburger{display:none;flex-direction:column;justify-content:center;
  align-items:center;gap:5px;width:38px;height:38px;background:var(--sf2);
  border:1.5px solid var(--bd2);border-radius:8px;cursor:pointer;
  transition:all var(--tr);flex-shrink:0}
.hamburger span{display:block;width:18px;height:2px;background:var(--t2);
  border-radius:2px;transition:all .3s}
.hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.hamburger.open{border-color:var(--g)}

.mobile-nav{position:fixed;top:var(--nav-h);left:0;right:0;
  background:var(--sf);border-bottom:1px solid var(--bd);
  z-index:999;transform:translateY(-8px);opacity:0;pointer-events:none;
  transition:all .25s cubic-bezier(.4,0,.2,1);padding:12px 20px 16px}
.mobile-nav.open{transform:translateY(0);opacity:1;pointer-events:all}
.mobile-nav-links{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}
.mobile-nav-link{padding:10px 12px;border-radius:8px;color:var(--t2);
  font-size:15px;font-weight:500;text-decoration:none;display:block;
  transition:all .2s;border:1px solid transparent}
.mobile-nav-link:hover,.mobile-nav-link.active{color:var(--g);
  background:var(--gg);border-color:var(--g)}
.mobile-nav-actions{display:flex;gap:10px}
.mobile-nav-overlay{position:fixed;inset:0;top:var(--nav-h);
  background:rgba(0,0,0,.5);z-index:998;display:none;
  backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}
.mobile-nav-overlay.open{display:block}

/* ─── API ERROR BOUNDARY ─────────────────────────────────── */
.api-error-banner{display:none;position:fixed;top:calc(var(--nav-h) + 10px);
  left:50%;transform:translateX(-50%);z-index:1500;
  background:var(--sf);border:1px solid var(--red);border-radius:10px;
  padding:12px 20px;font-size:13px;color:var(--red);
  box-shadow:var(--sh);white-space:nowrap;animation:slideDown .3s ease both}
.api-error-banner.show{display:flex;align-items:center;gap:10px}

/* ─── PROGRESS PILL ON COURSE CARDS ─────────────────────── */
.course-progress-pill{position:absolute;bottom:0;left:0;right:0;
  height:3px;background:var(--bd)}
.course-progress-bar{height:100%;background:linear-gradient(90deg,var(--gd),var(--g));
  border-radius:0 0 0 0;transition:width .4s ease}
.course-started-badge{position:absolute;top:12px;right:12px}

/* ─── PLAYER COMPLETE BANNER ─────────────────────────────── */
.complete-sidebar-banner{padding:14px 16px;background:rgba(62,207,142,.07);
  border-top:1px solid var(--green);text-align:center}

/* ─── CERTIFICATE ACTIONS ────────────────────────────────── */
.cert-share-bar{display:flex;gap:10px;justify-content:center;
  flex-wrap:wrap;margin-top:12px}
.share-btn{display:inline-flex;align-items:center;gap:7px;
  padding:9px 18px;border-radius:8px;font-size:13px;font-weight:600;
  cursor:pointer;text-decoration:none;transition:opacity .2s;border:none}
.share-btn:hover{opacity:.85}
.share-linkedin{background:#0A66C2;color:#fff}
.share-twitter{background:#1DA1F2;color:#fff}
.share-print{background:var(--sf2);border:1.5px solid var(--bd2);color:var(--t)}

/* ─── TOAST MOBILE FIX ───────────────────────────────────── */
@media(max-width:600px){
  #ec-toasts{bottom:80px!important;left:16px!important;right:16px!important;
    align-items:stretch!important}
  #ec-toasts .toast-item{min-width:unset!important;max-width:100%!important}
}

/* ─── FORGOT PASSWORD ────────────────────────────────────── */
.forgot-link{display:block;text-align:right;font-size:12px;
  color:var(--t3);margin-top:-10px;margin-bottom:14px;
  cursor:pointer;transition:color var(--tr)}
.forgot-link:hover{color:var(--g)}

/* ─── DASHBOARD PAGE ─────────────────────────────────────── */
.dash-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:28px}
.dash-card{background:var(--sf);border:1px solid var(--bd);
  border-radius:14px;padding:20px;transition:all var(--tr)}
.dash-card:hover{border-color:var(--bd2)}
.dash-card-icon{font-size:24px;margin-bottom:10px}
.dash-card-val{font-family:'Playfair Display',serif;font-size:28px;font-weight:700;color:var(--g)}
.dash-card-label{font-size:12px;color:var(--t3);margin-top:3px}
.dash-section{background:var(--sf);border:1px solid var(--bd);
  border-radius:14px;padding:22px;margin-bottom:20px}
.dash-section-title{font-family:'Playfair Display',serif;font-weight:600;
  font-size:14px;color:var(--g);margin-bottom:16px;
  display:flex;align-items:center;gap:8px}
.activity-item{display:flex;align-items:center;gap:12px;
  padding:10px 0;border-bottom:1px solid var(--bd)}
.activity-item:last-child{border-bottom:none}
.activity-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.activity-text{font-size:13px;color:var(--t2);flex:1}
.activity-time{font-size:11px;color:var(--t3);font-family:'DM Mono';white-space:nowrap}

/* ─── ADMIN CREATE/EDIT COURSE ───────────────────────────── */
.course-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.course-form-full{grid-column:1/-1}

/* ─── TERMS / PRIVACY ────────────────────────────────────── */
.legal-page{padding:100px 24px 60px;max-width:780px;margin:0 auto}
.legal-h1{font-family:'Playfair Display',serif;font-size:clamp(24px,4vw,36px);
  font-weight:700;margin-bottom:8px}
.legal-date{font-size:13px;color:var(--t3);margin-bottom:36px;
  font-family:'DM Mono'}
.legal-section{margin-bottom:32px}
.legal-section h2{font-family:'Playfair Display',serif;font-weight:600;font-size:17px;
  color:var(--g);margin-bottom:12px}
.legal-section p,.legal-section li{font-size:14px;color:var(--t2);
  line-height:1.8;margin-bottom:8px}
.legal-section ul{padding-left:20px}
.legal-section li{list-style:disc}

/* ─── SEO / OG image placeholder ────────────────────────── */
/* Handled in <head> of each page */

/* ─── RATE LIMIT ALERT ───────────────────────────────────── */
.rate-limit-msg{padding:10px 14px;background:rgba(245,200,66,.08);
  border:1px solid var(--yellow);border-radius:var(--rs);
  color:var(--yellow);font-size:13px;margin-bottom:14px;display:none}
.rate-limit-msg.show{display:block}

/* ─── HAMBURGER RESPONSIVE SHOW ─────────────────────────── */
@media(max-width:900px){
  .nav-links{display:none!important}
  .hamburger{display:flex}
  .nav-actions .btn-ghost,.nav-actions .btn-gold{display:none}
  .nav-actions .theme-toggle-desktop{display:none!important}
}