/* EDUC English — css/features/pin-admin.css */

/* ── TELA PIN (entrada) ── */
#sc-pin{
  position:fixed;inset:0;z-index:9000;
  background:linear-gradient(160deg,#05101d 0%,#0a1a0f 45%,#0d0a2e 100%);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:28px;text-align:center;
}
#sc-pin.oculto{display:none}
.pin-logo{font-size:3.5rem;margin-bottom:14px;filter:drop-shadow(0 0 20px rgba(16,185,129,.5));animation:pinPulse 2.5s ease-in-out infinite}
@keyframes pinPulse{0%,100%{filter:drop-shadow(0 0 16px rgba(16,185,129,.4))}50%{filter:drop-shadow(0 0 32px rgba(16,185,129,.75))}}
.pin-titulo{font-family:var(--h);font-size:2rem;font-weight:900;color:#fff;line-height:1.1;margin-bottom:6px}
.pin-titulo span{color:var(--green)}
.pin-sub{font-size:13px;color:rgba(255,255,255,.45);margin-bottom:36px;line-height:1.6;max-width:38ch}
.pin-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:20px;padding:28px 28px 24px;max-width:360px;width:100%}
.pin-label{font-size:10px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:10px;text-align:left}
.pin-input-wrap{display:flex;gap:8px;margin-bottom:6px}
.pin-digit{
  flex:1;height:54px;border-radius:10px;border:2px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.07);color:#fff;
  font-family:var(--m);font-size:1.5rem;font-weight:700;
  text-align:center;outline:none;transition:.18s;caret-color:var(--green);
}
.pin-digit:focus{border-color:var(--green);background:rgba(16,185,129,.1);box-shadow:0 0 0 3px rgba(16,185,129,.18)}
.pin-erro{font-size:11px;color:var(--red);min-height:18px;margin-bottom:10px;font-weight:700;text-align:center}
.pin-ok{font-size:11px;color:var(--green);min-height:18px;margin-bottom:10px;font-weight:700;text-align:center}
.pin-btn-acesso{
  width:100%;padding:14px;border-radius:12px;border:none;
  background:linear-gradient(135deg,var(--green),#059669);
  color:#fff;font-family:var(--h);font-size:1rem;font-weight:800;
  cursor:pointer;transition:.18s;margin-bottom:10px;
  display:flex;align-items:center;justify-content:center;gap:7px;
}
.pin-btn-acesso:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(16,185,129,.4)}
.pin-btn-acesso:active{transform:none}
.pin-btn-amostra{
  width:100%;padding:12px;border-radius:10px;border:1px solid rgba(255,255,255,.14);
  background:transparent;color:rgba(255,255,255,.6);font-family:var(--h);
  font-size:13px;font-weight:700;cursor:pointer;transition:.18s;
}
.pin-btn-amostra:hover{background:rgba(255,255,255,.07);color:#fff}
.pin-rodape{margin-top:20px;font-size:10.5px;color:rgba(255,255,255,.2)}
/* Botão admin oculto (5 cliques no logo) */
.pin-admin-hidden{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  border-radius:7px;cursor:pointer;padding:5px 10px;
  opacity:0;position:fixed;bottom:18px;right:18px;
  font-size:.7rem;color:rgba(255,255,255,.5);
  font-family:var(--m);transition:.22s;z-index:9100;
  pointer-events:auto;
}
#sc-pin:hover .pin-admin-hidden{opacity:.35}
.pin-admin-hidden:hover{opacity:1 !important;background:rgba(255,255,255,.12);color:#fff}

/* ── TELA AMOSTRA ── */
#sc-amostra{
  position:fixed;inset:0;z-index:8900;
  background:var(--bg);display:none;
  flex-direction:column;overflow-y:auto;
}
#sc-amostra.visivel{display:flex}
.am-header{
  background:rgba(0,0,0,.6);backdrop-filter:blur(12px);
  padding:12px 20px;display:flex;align-items:center;gap:12px;
  border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10;
}
.am-back{padding:6px 12px;border-radius:7px;border:1px solid var(--border2);background:rgba(255,255,255,.05);color:var(--muted);font-family:var(--h);font-size:12px;font-weight:700;cursor:pointer;transition:.15s}
.am-back:hover{color:#fff}
.am-titulo{font-family:var(--h);font-size:.95rem;font-weight:800;color:#fff;flex:1}
.am-badge{font-size:9px;font-weight:800;padding:3px 9px;border-radius:12px;background:rgba(245,158,11,.15);color:var(--gold);border:1px solid rgba(245,158,11,.25);font-family:var(--m);letter-spacing:.06em;text-transform:uppercase}
/* Hero da amostra */
.am-hero{
  padding:36px 24px 28px;text-align:center;
  background:radial-gradient(ellipse at 50% 0%,rgba(16,185,129,.1) 0%,transparent 65%);
  border-bottom:1px solid var(--border);
}
.am-hero-ico{font-size:4rem;margin-bottom:12px;display:block;filter:drop-shadow(0 0 20px rgba(16,185,129,.4))}
.am-hero-h{font-family:var(--h);font-size:1.8rem;font-weight:900;color:#fff;margin-bottom:6px;line-height:1.15}
.am-hero-h span{color:var(--green)}
.am-hero-sub{font-size:13px;color:rgba(255,255,255,.5);max-width:46ch;margin:0 auto 20px;line-height:1.7}
/* Cards de conteúdo da amostra */
.am-content{padding:24px 20px;max-width:680px;margin:0 auto;width:100%}
.am-section-title{font-size:10px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.am-section-title::after{content:'';flex:1;height:1px;background:var(--border)}
/* Card de lição grátis */
.am-licao-card{
  background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:14px;
  padding:16px 18px;margin-bottom:10px;display:flex;align-items:center;gap:14px;
  cursor:pointer;transition:.2s;
}
.am-licao-card:hover{background:rgba(16,185,129,.08);border-color:rgba(16,185,129,.3);transform:translateX(4px)}
.am-licao-ico{font-size:1.8rem;flex-shrink:0}
.am-licao-nome{font-weight:700;font-size:13px;color:#fff;flex:1}
.am-licao-info{font-size:10.5px;color:var(--muted);margin-top:2px}
.am-licao-tag{font-size:9px;font-weight:800;padding:2px 8px;border-radius:8px;font-family:var(--m);letter-spacing:.05em}
.am-licao-tag.gratis{background:rgba(16,185,129,.2);color:var(--green);border:1px solid rgba(16,185,129,.3)}
.am-licao-tag.bloq{background:rgba(239,68,68,.1);color:#f87171;border:1px solid rgba(239,68,68,.2)}
/* Trilhas disponíveis */
.am-trilha-row{
  display:flex;align-items:center;gap:12px;
  padding:12px 14px;border-radius:11px;
  background:rgba(255,255,255,.04);border:1px solid var(--border);
  margin-bottom:8px;
}
.am-trilha-ico{font-size:1.5rem;flex-shrink:0}
.am-trilha-nome{font-weight:700;font-size:12.5px;color:#fff;flex:1}
.am-trilha-cefr{font-size:10px;font-family:var(--m);color:var(--muted)}
.am-trilha-lock{font-size:1rem;color:rgba(255,255,255,.25)}
/* CTA de conversão */
.am-cta{
  background:linear-gradient(135deg,rgba(16,185,129,.12),rgba(59,130,246,.08));
  border:1.5px solid rgba(16,185,129,.25);border-radius:18px;
  padding:28px 24px;margin:10px 0 32px;text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:0;
}
.am-cta-ico{font-size:2.5rem;margin-bottom:10px;display:block}
.am-cta-h{font-family:var(--h);font-size:1.3rem;font-weight:900;color:#fff;margin-bottom:6px}
.am-cta-sub{font-size:12px;color:rgba(255,255,255,.5);line-height:1.7;margin-bottom:0;max-width:40ch}
.am-cta-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:12px;border:none;
  background:linear-gradient(135deg,var(--green),#059669);
  color:#fff;font-family:var(--h);font-size:1rem;font-weight:800;
  cursor:pointer;transition:.2s;
  margin-top:18px;flex-shrink:0;
}
.am-cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(16,185,129,.4)}
.am-cta-detail{font-size:10.5px;color:rgba(255,255,255,.25);margin-top:10px;display:block;text-align:center;line-height:1.5;flex-shrink:0}

/* ── TELA ADMIN ── */
#sc-admin{
  position:fixed;inset:0;z-index:9500;
  background:rgba(5,10,20,.96);backdrop-filter:blur(18px);
  display:none;align-items:center;justify-content:center;padding:24px;
}
#sc-admin.visivel{display:flex}
.adm-box{
  background:var(--panel);border:1px solid var(--border2);border-radius:20px;
  padding:28px;max-width:420px;width:100%;
  box-shadow:0 24px 80px rgba(0,0,0,.7);
}
.adm-header{display:flex;align-items:center;gap:10px;margin-bottom:20px}
.adm-header h2{font-family:var(--h);font-size:1.1rem;font-weight:800;color:#fff;flex:1}
.adm-close-btn{background:rgba(255,255,255,.08);border:1px solid var(--border);border-radius:8px;width:30px;height:30px;cursor:pointer;color:var(--muted);font-size:.9rem;display:flex;align-items:center;justify-content:center;transition:.15s}
.adm-close-btn:hover{color:var(--red);border-color:var(--red);background:rgba(239,68,68,.1)}
/* Login admin */
.adm-login{display:flex;flex-direction:column;gap:10px}
.adm-login-label{font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.adm-login-input{background:rgba(255,255,255,.07);border:1.5px solid var(--border2);border-radius:9px;padding:11px 14px;color:#fff;font-family:var(--m);font-size:14px;outline:none;transition:.18s;width:100%}
.adm-login-input:focus{border-color:var(--green);background:rgba(16,185,129,.08)}
.adm-login-btn{padding:12px;border-radius:10px;border:none;background:var(--green);color:#fff;font-family:var(--h);font-size:13px;font-weight:800;cursor:pointer;transition:.18s}
.adm-login-btn:hover{opacity:.88}
.adm-login-erro{font-size:11px;color:var(--red);text-align:center;font-weight:700;min-height:16px}
/* Painel admin logado */
.adm-panel{display:none;flex-direction:column;gap:14px}
.adm-panel.visivel{display:flex}
.adm-sec-title{font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.adm-pin-atual{
  background:rgba(255,255,255,.05);border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;display:flex;align-items:center;gap:12px;
}
.adm-pin-val{font-family:var(--m);font-size:1.6rem;font-weight:800;color:var(--green);letter-spacing:.12em;flex:1}
.adm-pin-info{font-size:10px;color:var(--muted);line-height:1.5}
.adm-pin-info b{color:#fff;font-weight:700}
.adm-dur-select{background:rgba(255,255,255,.07);border:1.5px solid var(--border2);border-radius:9px;padding:9px 12px;color:#fff;font-family:var(--b);font-size:13px;outline:none;width:100%;cursor:pointer}
.adm-dur-select option{background:var(--panel2)}
.adm-gen-btn{padding:12px;border-radius:10px;border:none;background:linear-gradient(135deg,var(--green),#059669);color:#fff;font-family:var(--h);font-size:13px;font-weight:800;cursor:pointer;transition:.18s;display:flex;align-items:center;justify-content:center;gap:6px}
.adm-gen-btn:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(16,185,129,.35)}
.adm-rev-btn{padding:10px;border-radius:9px;border:1px solid rgba(239,68,68,.25);background:rgba(239,68,68,.08);color:#f87171;font-family:var(--h);font-size:12px;font-weight:700;cursor:pointer;transition:.18s}
.adm-rev-btn:hover{background:rgba(239,68,68,.18)}
.adm-logout-btn{padding:8px;border-radius:8px;border:1px solid var(--border);background:rgba(255,255,255,.04);color:var(--muted);font-family:var(--h);font-size:11px;font-weight:700;cursor:pointer;transition:.15s}
.adm-logout-btn:hover{color:#fff}
.adm-copy-btn{padding:5px 10px;border-radius:7px;border:1px solid rgba(16,185,129,.3);background:rgba(16,185,129,.1);color:var(--green);font-size:10px;font-weight:700;cursor:pointer;font-family:var(--m);transition:.15s}
.adm-copy-btn:hover{background:rgba(16,185,129,.22)}
/* Keypad PIN */
.pin-keypad{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin:12px 0 6px}
.pin-key{height:44px;border-radius:9px;border:1.5px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);color:#fff;font-family:var(--m);font-size:1.2rem;font-weight:700;cursor:pointer;transition:.15s;display:flex;align-items:center;justify-content:center}
.pin-key:hover{background:rgba(16,185,129,.15);border-color:var(--green)}
.pin-key.del{font-size:.9rem;color:var(--muted)}
.pin-display{text-align:center;font-family:var(--m);font-size:2rem;font-weight:800;color:#fff;letter-spacing:.25em;min-height:46px;margin-bottom:4px;transition:.2s}
.pin-display .pd-dot{display:inline-block;width:14px;height:14px;border-radius:50%;background:rgba(255,255,255,.2);margin:0 3px;vertical-align:middle;transition:.2s}
.pin-display .pd-dot.filled{background:var(--green)}

/* Responsivo */
@media(max-width:420px){
  .pin-card{padding:22px 18px 20px}
  .am-cta{padding:22px 18px}
  .adm-box{padding:20px 18px}
}
@media(min-width:1600px){
  .pin-logo{font-size:4.5rem}
  .pin-titulo{font-size:2.8rem}
  .pin-card{max-width:420px;padding:36px 32px 28px}
  .pin-digit{height:62px;font-size:1.8rem}
  .am-hero-h{font-size:2.4rem}
}