/* GIBBOR Sistema v2 */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
.gb-wrap{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;max-width:680px;margin:0 auto;color:#1a1a2e}

/* Login */
.gb-login-card{background:#fff;border-radius:16px;padding:40px 32px;box-shadow:0 8px 40px rgba(0,0,0,.12);max-width:400px;margin:40px auto}
.gb-login-logo{text-align:center;margin-bottom:32px}
.gb-logo-mark{width:64px;height:64px;border-radius:50%;background:#c0392b;color:#fff;font-size:28px;font-weight:900;display:inline-flex;align-items:center;justify-content:center;margin-bottom:12px}
.gb-login-logo h1{font-size:22px;font-weight:800;color:#1a1a2e;margin-bottom:4px}
.gb-login-logo p{font-size:13px;color:#7f8c8d}

/* Topbar */
.gb-topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 0 14px;border-bottom:2px solid #c0392b;margin-bottom:20px}
.gb-topbar-brand{display:flex;align-items:center;gap:10px}
.gb-logo-sm{width:32px;height:32px;border-radius:50%;background:#c0392b;color:#fff;font-size:14px;font-weight:900;display:flex;align-items:center;justify-content:center}
.gb-topbar-brand strong{font-size:16px;font-weight:800;color:#1a1a2e}
.gb-badge-admin{background:#1a1a2e;color:#fff;font-size:10px;font-weight:700;padding:2px 8px;border-radius:10px;text-transform:uppercase}
.gb-topbar-user{display:flex;align-items:center;gap:12px;font-size:13px;color:#7f8c8d}
.gb-btn-link{background:none;border:none;color:#c0392b;cursor:pointer;font-size:13px;font-weight:600}

/* Tabs */
.gb-tabs{display:flex;background:#f4f4f8;border-radius:10px;padding:5px;gap:3px;margin-bottom:20px;overflow-x:auto;flex-wrap:nowrap}
.gb-tab{flex:1;background:none;border:none;padding:9px 10px;border-radius:7px;font-size:13px;font-weight:600;color:#7f8c8d;cursor:pointer;white-space:nowrap;transition:all .15s}
.gb-tab.active{background:#fff;color:#c0392b;box-shadow:0 1px 6px rgba(0,0,0,.08)}

/* Panels */
.gb-panel{display:none}
.gb-panel.active{display:block}

/* Cards dashboard */
.gb-cards-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:24px}
@media(min-width:500px){.gb-cards-grid{grid-template-columns:repeat(4,1fr)}}
.gb-card{border-radius:12px;padding:16px;text-align:center}
.gb-card-red   {background:#fce4ec}.gb-card-red    .gb-card-num{color:#c0392b}
.gb-card-blue  {background:#e3f2fd}.gb-card-blue   .gb-card-num{color:#1565c0}
.gb-card-green {background:#e8f5e9}.gb-card-green  .gb-card-num{color:#2e7d32}
.gb-card-purple{background:#f3e5f5}.gb-card-purple .gb-card-num{color:#6a1b9a}
.gb-card-num{font-size:30px;font-weight:800;line-height:1}
.gb-card-lbl{font-size:11px;color:#7f8c8d;margin-top:4px;text-transform:uppercase;letter-spacing:.3px}

/* Sections */
.gb-section{margin-bottom:24px}
.gb-section h3,.gb-section-header h3{font-size:14px;font-weight:700;color:#1a1a2e;margin-bottom:12px;text-transform:uppercase;letter-spacing:.3px}
.gb-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}

/* Lists */
.gb-list{list-style:none}
.gb-list li{display:flex;align-items:center;gap:8px;padding:10px 0;border-bottom:1px solid #eee;font-size:13px;flex-wrap:wrap}
.gb-list li:last-child{border-bottom:none}
.gb-list-presencas li{justify-content:space-between}
.gb-vazio{text-align:center;color:#aaa;font-size:13px;padding:24px 0}
.gb-meta{font-size:11px;color:#7f8c8d}

/* Forms */
.gb-field{margin-bottom:16px}
.gb-field label{display:block;font-size:11px;font-weight:700;color:#7f8c8d;text-transform:uppercase;letter-spacing:.3px;margin-bottom:5px}
.gb-input{display:block;width:100%;padding:10px 12px;border:1.5px solid #e0e0e8;border-radius:8px;font-size:14px;color:#1a1a2e;transition:border-color .15s;background:#fff}
.gb-input:focus{border-color:#c0392b;outline:none}
.gb-form-row{display:flex;gap:12px;flex-wrap:wrap}
.gb-form-row .gb-field{flex:1;min-width:140px}
.gb-form-card{background:#f8f8fc;border-radius:12px;padding:20px;margin-bottom:20px;border:1.5px solid #e0e0e8}
.gb-form-card h4{margin-bottom:16px;font-size:14px;font-weight:700;color:#1a1a2e}
.gb-form-actions{display:flex;gap:10px;margin-top:8px}

/* Buttons */
.gb-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:8px;border:none;cursor:pointer;font-size:13px;font-weight:700;text-decoration:none;transition:all .15s}
.gb-btn-primary{background:#c0392b;color:#fff}.gb-btn-primary:hover{background:#a93226}
.gb-btn-outline{background:transparent;border:1.5px solid #c0392b;color:#c0392b}.gb-btn-outline:hover{background:#c0392b;color:#fff}
.gb-btn-ghost{background:#f0f0f4;color:#1a1a2e;border:1.5px solid #e0e0e8}.gb-btn-ghost:hover{background:#e8e8f0}
.gb-btn-danger{background:#e74c3c;color:#fff}.gb-btn-danger:hover{background:#c0392b}
.gb-btn-sm{padding:5px 12px;font-size:12px}
.gb-btn-full{width:100%;justify-content:center;padding:12px}

/* Msgs */
.gb-msg{padding:10px 14px;border-radius:8px;font-size:13px;font-weight:600;margin-bottom:12px}
.gb-msg.success{background:#d4edda;color:#155724}
.gb-msg.error{background:#f8d7da;color:#721c24}
.gb-alert{padding:12px 16px;border-radius:8px;font-size:13px;font-weight:600;margin-bottom:16px}
.gb-alert-info{background:#d1ecf1;color:#0c5460}
.gb-alert-warn{background:#fff3cd;color:#856404}
.gb-alert-success{background:#d4edda;color:#155724}

/* Aluno header */
.gb-aluno-header{display:flex;align-items:center;gap:16px;background:linear-gradient(135deg,#1a1a2e,#2c2c54);color:#fff;border-radius:14px;padding:24px;margin-bottom:20px}
.gb-avatar-lg{width:60px;height:60px;border-radius:50%;background:#c0392b;color:#fff;font-size:24px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.gb-aluno-header h2{font-size:18px;font-weight:800;margin-bottom:4px}
.gb-turma-label{font-size:12px;opacity:.7;display:block;margin-bottom:6px}

/* Faixa pill */
.gb-faixa-pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.4);border:1px solid rgba(255,255,255,.15)}

/* Stats */
.gb-stats-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}
.gb-stat{background:#f4f4f8;border-radius:10px;padding:16px;text-align:center}
.gb-stat-n{display:block;font-size:28px;font-weight:800;color:#c0392b;line-height:1}
.gb-stat-l{display:block;font-size:11px;color:#7f8c8d;margin-top:3px;text-transform:uppercase}
.gb-freq-bar{height:6px;background:#e0e0e8;border-radius:3px;margin-bottom:20px;overflow:hidden}
.gb-freq-fill{height:100%;background:#27ae60;border-radius:3px;transition:width .5s}

/* Badge métodos */
.gb-badge-metodo{font-size:10px;background:#e0e0e8;padding:2px 7px;border-radius:10px;color:#555;text-transform:capitalize}

/* Faixas strip */
.gb-faixas-strip{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.gb-faixa-dot{display:flex;flex-direction:column;align-items:center;gap:5px;font-size:10px;color:#aaa;opacity:.4;transition:opacity .2s}
.gb-faixa-dot.gb-conquistada{opacity:1;color:#1a1a2e}
.gb-dot-sm{width:12px;height:12px;border-radius:50%;flex-shrink:0;border:1px solid rgba(0,0,0,.15)}
.gb-date-tag{margin-left:auto;font-size:11px;color:#aaa}

/* Perfil dl */
.gb-perfil-dl{display:grid;grid-template-columns:1fr 2fr;gap:0}
.gb-perfil-dl dt,.gb-perfil-dl dd{padding:10px 0;border-bottom:1px solid #eee;font-size:13px}
.gb-perfil-dl dt{font-size:11px;text-transform:uppercase;color:#aaa;letter-spacing:.3px;font-weight:700}
.gb-perfil-dl dd{font-weight:600}

/* QR */
.gb-qr-center{text-align:center;padding:12px 0}
.gb-qr-img{display:block;margin:16px auto;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.12);border:6px solid #fff;outline:2px solid #e0e0e8}
.gb-qr-big{display:block;margin:16px auto;max-width:280px;border-radius:12px;border:6px solid #fff;box-shadow:0 4px 24px rgba(0,0,0,.15)}
.gb-dica{font-size:12px;color:#aaa;margin-top:8px}

/* QR Card aula */
.gb-qr-aula-card{background:#f8f8fc;border-radius:12px;padding:20px;margin-bottom:20px;border:2px solid #c0392b;text-align:center}
.gb-qr-aula-card h4{margin-bottom:8px;font-size:15px;font-weight:700;color:#1a1a2e}
.gb-qr-aula-actions{display:flex;gap:10px;justify-content:center;margin:16px 0}
#gb-presentes-live h4{font-size:14px;font-weight:700;text-align:left;margin-bottom:8px}

/* Aulas lista */
.gb-aula-item{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid #eee;gap:12px;flex-wrap:wrap}
.gb-aula-item:last-child{border-bottom:none}
.gb-aula-info strong{display:block;font-size:14px;font-weight:700}
.gb-aula-meta{font-size:12px;color:#7f8c8d}
.gb-aula-right{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.gb-status{font-size:11px;font-weight:700;padding:3px 8px;border-radius:10px}
.gb-status-open   {background:#d4edda;color:#155724}
.gb-status-closed {background:#f0f0f4;color:#555}
.gb-status-sched  {background:#fff3cd;color:#856404}
.gb-presentes-count{font-size:12px;color:#7f8c8d}

/* Alunos lista portal */
.gb-aluno-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid #eee}
.gb-aluno-row:last-child{border-bottom:none}
.gb-avatar-sm{width:34px;height:34px;border-radius:50%;background:#c0392b;color:#fff;font-size:14px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.gb-aluno-info{flex:1}
.gb-aluno-info strong{display:block;font-size:13px;font-weight:700}
.gb-aluno-info span{font-size:11px;color:#aaa}

/* Modal */
.gb-modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:9999;align-items:center;justify-content:center;padding:20px}
.gb-modal.active{display:flex}
.gb-modal-box{background:#fff;border-radius:14px;width:100%;max-width:560px;max-height:85vh;overflow-y:auto;box-shadow:0 20px 60px rgba(0,0,0,.2)}
.gb-modal-hdr{display:flex;align-items:center;justify-content:space-between;padding:18px 20px 0}
.gb-modal-hdr h3{font-size:16px;font-weight:700}
.gb-modal-close{background:none;border:none;font-size:18px;cursor:pointer;color:#aaa;padding:4px 8px}
#gb-chamada-lista{padding:16px 20px}
.gb-chamada-row{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid #eee;font-size:13px;gap:8px}
.gb-chamada-toggle{display:flex;align-items:center;gap:8px;cursor:pointer}
.gb-toggle-track{width:40px;height:20px;background:#ccc;border-radius:10px;position:relative;transition:background .2s;flex-shrink:0}
.gb-toggle-track.on{background:#27ae60}
.gb-toggle-track::after{content:'';position:absolute;top:3px;left:3px;width:14px;height:14px;border-radius:50%;background:#fff;transition:transform .2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.gb-toggle-track.on::after{transform:translateX(20px)}

/* Toggle chamada manual */
.gb-ch-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid #f0f0f4;transition:background .15s}
.gb-ch-row.presente{background:#f0faf4;border-radius:6px;padding:10px 8px;margin:0 -8px}
.gb-chk-toggle{width:40px;height:20px;background:#ddd;border-radius:10px;position:relative;transition:background .2s;flex-shrink:0}
.gb-chk-toggle.on{background:#27ae60}
.gb-chk-toggle::after{content:'';position:absolute;top:3px;left:3px;width:14px;height:14px;border-radius:50%;background:#fff;transition:transform .2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.gb-chk-toggle.on::after{transform:translateX(20px)}
/* Modal chamada */
.gb-modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:9999;align-items:flex-end;justify-content:center;padding:0}
.gb-modal[style*="flex"]{display:flex!important}
.gb-modal-box{background:#fff;border-radius:14px 14px 0 0;width:100%;max-width:600px;max-height:90vh;overflow-y:auto;box-shadow:0 -4px 30px rgba(0,0,0,.15)}
.gb-modal-hdr{display:flex;align-items:center;justify-content:space-between;padding:16px 16px 0}
.gb-modal-hdr h3{margin:0;font-size:16px;font-weight:700}
.gb-modal-close{background:none;border:none;font-size:20px;cursor:pointer;color:#aaa;padding:4px 8px;line-height:1}
.gb-modal-close:hover{color:#c0392b}

/* Marcar presença card */
.gb-presenca-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 12px rgba(0,0,0,.08)}
.gb-presenca-card h3{font-size:16px;font-weight:700;margin-bottom:8px;color:#1a1a2e}
.gb-presenca-card p{font-size:13px;color:#7f8c8d;line-height:1.6;margin-bottom:0}
.gb-presenca-dica{background:#f4f4f8;border-radius:8px;padding:14px;margin-top:16px;font-size:13px;color:#555}