/* ── RESET & TOKENS ─────────────────────────────── */
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
:root{
  --bg:#0B0C10;
  --surface:#13141A;
  --card:#1A1C24;
  --border:#252730;
  --accent:#E8540A;
  --accent2:#F5A623;
  --text:#F0F0F0;
  --muted:#7C8090;
  --success:#1D9E75;
  --danger:#E05555;
  --tag-a:#E8540A;--tag-b:#1D9E75;--tag-c:#534AB7;--tag-d:#D4537E;--tag-e:#BA7517;
}
html,body{height:100%;background:var(--bg);color:var(--text);font-family:'DM Sans',sans-serif;font-size:15px}
body{overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{cursor:pointer;font-family:'DM Sans',sans-serif}

/* ── SPLASH ─────────────────────────────────────── */
.splash{min-height:100vh;display:flex;align-items:center;justify-content:center}

/* ── LOGIN ──────────────────────────────────────── */
.login-wrap{min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:48px 24px;gap:36px}
.logo-hero{font-family:'Bebas Neue',sans-serif;font-size:72px;letter-spacing:6px;line-height:1;color:var(--text);text-align:center}
.logo-hero span{color:var(--accent)}
.login-tagline{font-size:11px;color:var(--muted);letter-spacing:2.5px;text-transform:uppercase;margin-top:8px;text-align:center}
.login-card{width:100%;max-width:360px;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:28px 22px;display:flex;flex-direction:column;gap:16px}

/* inputs */
.inp-group{display:flex;flex-direction:column;gap:6px}
.inp-label{font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:1px}
.inp-field{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:13px 14px;font-family:'DM Sans',sans-serif;font-size:15px;color:var(--text);outline:none;transition:border-color .2s;width:100%}
.inp-field:focus{border-color:var(--accent)}
.inp-field::placeholder{color:var(--muted)}
select.inp-field{appearance:none;cursor:pointer}

/* alerts */
.alert{font-size:12px;border-radius:8px;padding:8px 12px;text-align:center}
.alert-error{color:#E05555;background:rgba(224,85,85,0.1);border:1px solid rgba(224,85,85,0.2)}
.alert-success{color:var(--success);background:rgba(29,158,117,0.1);border:1px solid rgba(29,158,117,0.2)}

/* buttons */
.btn{border:none;border-radius:10px;padding:14px 20px;font-family:'Bebas Neue',sans-serif;font-size:20px;letter-spacing:2px;transition:opacity .15s,transform .1s;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn:active{opacity:.85;transform:scale(.98)}
.btn-primary{background:var(--accent);color:#fff;width:100%}
.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border);font-size:14px;font-family:'DM Sans',sans-serif;letter-spacing:0;padding:10px 16px}
.btn-danger{background:rgba(224,85,85,0.12);color:#E05555;border:1px solid rgba(224,85,85,0.25);font-size:14px;font-family:'DM Sans',sans-serif;letter-spacing:0;padding:8px 14px}
.btn-sm{padding:7px 14px;font-size:13px;letter-spacing:0;font-family:'DM Sans',sans-serif;font-weight:600;border-radius:8px}

/* ── APP HEADER ─────────────────────────────────── */
.app-header{position:sticky;top:0;z-index:100;background:var(--bg);border-bottom:1px solid var(--border);padding:14px 16px 12px}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:8px}
.logo{font-family:'Bebas Neue',sans-serif;font-size:26px;letter-spacing:2px;color:var(--text)}
.logo span{color:var(--accent)}
.greeting-txt{font-size:12px;color:var(--muted);margin-top:7px;padding:0 2px}
.icon-btn{display:flex;align-items:center;justify-content:center;background:transparent;border:1px solid var(--border);border-radius:9px;width:36px;height:36px;color:var(--muted);cursor:pointer;transition:border-color .2s,color .2s;flex-shrink:0}
.icon-btn:active{border-color:var(--accent);color:var(--accent)}
.user-avatar{width:36px;height:36px;border-radius:50%;background:rgba(232,84,10,0.12);border:1px solid rgba(232,84,10,0.3);color:var(--accent);font-family:'Bebas Neue',sans-serif;font-size:17px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.week-pill{font-size:12px;font-weight:600;color:var(--accent);background:rgba(232,84,10,0.12);border:1px solid rgba(232,84,10,0.25);padding:4px 12px;border-radius:999px;letter-spacing:.5px;white-space:nowrap}

/* ── NAV TABS ───────────────────────────────────── */
.nav-tabs{display:flex;gap:4px;padding:8px 16px;background:var(--bg);border-bottom:1px solid var(--border)}
.nav-tab{flex:1;text-align:center;padding:8px 4px;font-size:12px;font-weight:600;color:var(--muted);border-radius:8px;border:none;background:transparent;transition:all .2s}
.nav-tab.active{background:rgba(232,84,10,0.12);color:var(--accent)}

/* ── SEMANAS ────────────────────────────────────── */
.page-main{padding:16px 16px 80px}
.section-title{font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:14px;padding:0 2px}
.week-card{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px 14px;margin-bottom:12px;transition:border-color .2s,background .2s;user-select:none}
.week-card.available{border-left:3px solid var(--accent);cursor:pointer}
.week-card.available:active{background:var(--card)}
.wk-num{font-family:'Bebas Neue',sans-serif;font-size:42px;line-height:1;color:var(--accent);min-width:46px;text-align:center}
.wk-info{flex:1;min-width:0}
.wk-label{font-weight:600;font-size:15px;margin-bottom:2px}
.wk-desc{font-size:12px;color:var(--muted);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.wk-meta{font-size:11px;color:var(--muted);margin-top:5px}
.wk-badge{font-size:10px;font-weight:600;padding:3px 8px;border-radius:999px;letter-spacing:.5px;white-space:nowrap;flex-shrink:0}
.wk-badge.avail{background:rgba(232,84,10,0.12);color:var(--accent);border:1px solid rgba(232,84,10,0.25)}
.wk-arrow{color:var(--accent);font-size:24px;font-weight:300;flex-shrink:0;line-height:1}

/* ── TREINO ─────────────────────────────────────── */
.week-banner{background:linear-gradient(135deg,var(--surface) 0%,#1E1427 100%);border:1px solid var(--border);border-radius:14px;padding:16px;margin-bottom:20px}
.week-title{font-family:'Bebas Neue',sans-serif;font-size:22px;letter-spacing:1px;color:var(--text);margin-bottom:2px}
.week-desc{font-size:12px;color:var(--muted);line-height:1.5}
.week-stats{display:flex;gap:10px;margin-top:12px}
.stat{flex:1;background:var(--card);border-radius:9px;padding:10px;text-align:center}
.stat-val{font-family:'Bebas Neue',sans-serif;font-size:22px;color:var(--accent2)}
.stat-lbl{font-size:10px;color:var(--muted);margin-top:1px}
.day-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;margin-bottom:14px;overflow:hidden;transition:border .2s}
.day-card.open{border-color:rgba(232,84,10,0.3)}
.day-header{display:flex;align-items:center;gap:12px;padding:15px 16px;cursor:pointer;user-select:none}
.day-tag{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-family:'Bebas Neue',sans-serif;font-size:22px;flex-shrink:0}
.day-info{flex:1}
.day-name{font-weight:600;font-size:15px;line-height:1.2}
.day-muscle{font-size:12px;color:var(--muted);margin-top:2px}
.day-chevron{color:var(--muted);transition:transform .3s;font-size:16px}
.day-card.open .day-chevron{transform:rotate(180deg);color:var(--accent)}
.day-body{display:none;padding:0 14px 14px}
.day-card.open .day-body{display:block}
.warmup{background:rgba(245,166,35,0.08);border:1px solid rgba(245,166,35,0.2);border-radius:9px;padding:10px 12px;margin-bottom:12px;font-size:12px;color:var(--accent2);display:flex;gap:8px;align-items:flex-start}
.exercise{background:var(--card);border-radius:11px;margin-bottom:8px;overflow:hidden}
.ex-head{display:flex;align-items:center;gap:10px;padding:12px 12px 10px}
.ex-name{font-size:13px;font-weight:600;flex:1;line-height:1.35}
.ex-badge{font-size:10px;font-weight:600;padding:3px 8px;border-radius:999px;flex-shrink:0;white-space:nowrap}
.ex-grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--border);margin:0 12px 12px;border-radius:8px;overflow:hidden}
.ex-cell{background:var(--card);padding:8px 10px}
.ex-cell-label{font-size:10px;color:var(--muted);margin-bottom:3px;text-transform:uppercase;letter-spacing:.5px}
.ex-cell-val{font-size:13px;font-weight:500;color:var(--text);line-height:1.3}
.ex-cell.full{grid-column:1/-1}
.ex-note{margin:0 12px 12px;background:rgba(232,84,10,0.07);border-left:2px solid var(--accent);border-radius:0 6px 6px 0;padding:8px 10px;font-size:11px;color:#C4C8D0;line-height:1.55}
.load-val{color:var(--accent2);font-weight:600}

/* ── ADMIN / PAINEL ─────────────────────────────── */
.admin-grid{display:flex;flex-direction:column;gap:12px}
.admin-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:16px}
.admin-card-title{font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:1.5px;margin-bottom:14px}
.list-item{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}
.list-item:last-child{border-bottom:none}
.list-item-info{flex:1;min-width:0}
.list-item-name{font-size:14px;font-weight:600}
.list-item-sub{font-size:12px;color:var(--muted);margin-top:2px}
.list-item-actions{display:flex;gap:6px;flex-shrink:0}
.role-badge{font-size:10px;font-weight:700;padding:3px 8px;border-radius:999px;letter-spacing:.5px;text-transform:uppercase}
.role-admin{background:rgba(232,84,10,0.15);color:var(--accent);border:1px solid rgba(232,84,10,0.3)}
.role-trainer{background:rgba(29,158,117,0.15);color:var(--success);border:1px solid rgba(29,158,117,0.3)}
.role-student{background:rgba(124,128,144,0.12);color:var(--muted);border:1px solid var(--border)}

/* ── MODAL ──────────────────────────────────────── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.7);z-index:200;display:flex;align-items:flex-end;justify-content:center}
.modal-overlay.center{align-items:center}
.modal{background:var(--surface);border:1px solid var(--border);border-radius:20px 20px 0 0;padding:24px 20px;width:100%;max-width:480px;max-height:90vh;overflow-y:auto}
.modal-overlay.center .modal{border-radius:16px;margin:16px}
.modal-title{font-family:'Bebas Neue',sans-serif;font-size:22px;letter-spacing:1px;margin-bottom:20px}
.modal-actions{display:flex;gap:8px;margin-top:20px}
.modal-actions .btn{flex:1}

/* ── FORM GRID ──────────────────────────────────── */
.form-grid{display:flex;flex-direction:column;gap:12px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}

/* ── EMPTY STATE ────────────────────────────────── */
.empty{text-align:center;padding:48px 20px}
.empty-icon{font-size:48px;margin-bottom:12px}
.empty-title{font-family:'Bebas Neue',sans-serif;font-size:22px;letter-spacing:1px;margin-bottom:6px}
.empty-sub{font-size:13px;color:var(--muted);line-height:1.6}

/* ── FAB ────────────────────────────────────────── */
.fab{position:fixed;bottom:24px;right:20px;width:52px;height:52px;border-radius:50%;background:var(--accent);color:#fff;border:none;font-size:26px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(232,84,10,0.4);z-index:50}
.fab:active{transform:scale(.93)}

/* ── FOOTER ─────────────────────────────────────── */
footer{position:fixed;bottom:0;left:0;right:0;background:var(--bg);border-top:1px solid var(--border);padding:10px 16px;font-size:11px;color:var(--muted);text-align:center}

/* ── CALENDÁRIO SEMANAL ─────────────────────────── */
.week-calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:5px;margin-bottom:20px}
.cal-day{display:flex;flex-direction:column;align-items:center;gap:3px;padding:8px 2px;background:var(--surface);border:1px solid var(--border);border-radius:10px;cursor:pointer;transition:border-color .2s,background .15s;user-select:none}
.cal-day:active{transform:scale(.95)}
.cal-label{font-size:9px;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.3px}
.cal-date{font-size:14px;font-weight:600;color:var(--text);line-height:1}
.cal-dot{width:20px;height:20px;border-radius:50%;background:var(--card);border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:transparent;transition:all .2s}
.cal-today{border-color:rgba(232,84,10,0.5)}
.cal-today .cal-label{color:var(--accent)}
.cal-today .cal-date{color:var(--accent)}
.cal-today .cal-dot{border-color:var(--accent)}
.cal-done .cal-dot{background:var(--success);border-color:var(--success);color:#fff}
.cal-done{border-color:rgba(29,158,117,0.4);background:rgba(29,158,117,0.05)}

/* ── PICKER DE TREINO ───────────────────────────── */
.picker-overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:200;display:flex;align-items:flex-end;opacity:0;transition:opacity .25s}
.picker-overlay.picker-open{opacity:1}
.picker-overlay.picker-leaving{opacity:0}
.picker-sheet{width:100%;background:var(--surface);border-radius:20px 20px 0 0;padding:12px 16px 32px;transform:translateY(100%);transition:transform .3s cubic-bezier(.32,1,.5,1)}
.picker-open .picker-sheet{transform:translateY(0)}
.picker-leaving .picker-sheet{transform:translateY(100%)}
.picker-handle{width:40px;height:4px;background:var(--border);border-radius:4px;margin:0 auto 16px}
.picker-title{font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:14px}
.picker-date{color:var(--text);font-weight:700}
.picker-days{display:flex;flex-direction:column;gap:8px}
.picker-day-btn{display:flex;align-items:center;gap:10px;background:var(--card);border:1.5px solid var(--border);border-radius:12px;padding:12px 14px;text-align:left;color:var(--text);transition:border-color .15s,background .15s}
.picker-day-btn.active{border-color:var(--day-color);background:rgba(0,0,0,.1)}
.picker-day-btn:active{opacity:.8}
.picker-day-tag{font-family:'Bebas Neue',sans-serif;font-size:16px;width:28px;height:28px;border-radius:7px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.picker-day-name{font-weight:600;font-size:14px;flex:1}
.picker-day-muscle{font-size:11px;color:var(--muted)}

/* ── UTILS ──────────────────────────────────────── */
.hidden{display:none!important}
.mt-8{margin-top:8px}
.mt-16{margin-top:16px}
.text-muted{color:var(--muted)}
.text-accent{color:var(--accent)}
.divider{border:none;border-top:1px solid var(--border);margin:16px 0}