/* Livro da Turma — MUSE AI */
:root {
  --bg0: #06060f; --bg1: #0b0b18; --bg2: #10102a;
  --card: rgba(255,255,255,0.04); --card-h: rgba(139,92,246,0.08);
  --purple: #8b5cf6; --purple-l: #c4b5fd; --purple-d: #6d28d9;
  --gold: #f59e0b; --gold-l: #fde68a;
  --green: #10b981;
  --t1: #f3f4f6; --t2: #a1a1aa; --t3: #6b7280;
  --r: 14px; --tr: 0.25s ease;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{background:var(--bg0);color:var(--t1);font-family:Inter,Helvetica,Arial,sans-serif;line-height:1.6}
a{color:var(--purple);text-decoration:none}
a:hover{color:var(--purple-l)}
input,textarea,select{font-family:inherit;font-size:inherit}

/* ── Layout ────────────────────────────────────────────────────────────────── */
.sch-wrap{max-width:900px;margin:0 auto;padding:0 20px 80px}
.sch-full{max-width:1200px;margin:0 auto;padding:0 20px}

/* ── Hero ──────────────────────────────────────────────────────────────────── */
.sch-hero{min-height:80vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:60px 20px;background:linear-gradient(135deg,var(--bg0),#0d051a)}
.sch-hero__emoji{font-size:4rem;margin-bottom:16px;display:block}
.sch-hero__title{font-size:clamp(2.2rem,6vw,3.8rem);font-weight:900;background:linear-gradient(135deg,var(--purple),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.1;margin-bottom:16px}
.sch-hero__sub{color:var(--t2);font-size:1.1rem;max-width:540px;margin:0 auto 32px}
.sch-hero__ctas{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ── Buttons ────────────────────────────────────────────────────────────────── */
.btn{display:inline-block;padding:12px 28px;border-radius:100px;font-weight:700;font-size:0.95rem;cursor:pointer;transition:var(--tr);border:none;text-align:center;text-decoration:none}
.btn-primary{background:var(--purple);color:#fff}
.btn-primary:hover{background:var(--purple-d);color:#fff}
.btn-outline{background:transparent;border:2px solid var(--purple);color:var(--purple)}
.btn-outline:hover{background:var(--purple);color:#fff}
.btn-gold{background:var(--gold);color:#000}
.btn-gold:hover{background:var(--gold-l)}
.btn-sm{padding:8px 18px;font-size:0.85rem}
.btn-block{width:100%;display:block}
.btn:disabled{opacity:0.5;cursor:not-allowed}

/* ── Cards ──────────────────────────────────────────────────────────────────── */
.sch-card{background:var(--bg1);border:1px solid rgba(139,92,246,0.15);border-radius:var(--r);padding:24px}
.sch-card + .sch-card{margin-top:16px}
.sch-card__title{font-size:1.1rem;font-weight:700;margin-bottom:12px;color:var(--t1)}
.sch-card__sub{color:var(--t2);font-size:0.85rem}

/* ── Steps ──────────────────────────────────────────────────────────────────── */
.sch-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;padding:60px 0}
.sch-step{text-align:center;padding:28px 20px;background:var(--card);border:1px solid rgba(139,92,246,0.12);border-radius:var(--r)}
.sch-step__num{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--purple-d));display:flex;align-items:center;justify-content:center;font-weight:900;font-size:1.3rem;margin:0 auto 14px;color:#fff}
.sch-step__title{font-weight:700;margin-bottom:8px}
.sch-step__desc{color:var(--t2);font-size:0.9rem}

/* ── Forms ──────────────────────────────────────────────────────────────────── */
.sch-form{display:flex;flex-direction:column;gap:16px}
.sch-label{display:block;font-size:0.85rem;font-weight:600;color:var(--t2);margin-bottom:6px}
.sch-input,.sch-select,.sch-textarea{width:100%;background:var(--bg2);border:1px solid rgba(139,92,246,0.2);border-radius:8px;color:var(--t1);padding:10px 14px;font-size:0.95rem;transition:var(--tr)}
.sch-input:focus,.sch-select:focus,.sch-textarea:focus{outline:none;border-color:var(--purple);box-shadow:0 0 0 3px rgba(139,92,246,0.15)}
.sch-textarea{min-height:100px;resize:vertical}
.sch-select{appearance:none;cursor:pointer}
.sch-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:500px){.sch-row{grid-template-columns:1fr}}
.sch-hint{font-size:0.8rem;color:var(--t3);margin-top:4px}
.sch-error{color:#ef4444;font-size:0.85rem;padding:8px 12px;background:rgba(239,68,68,0.1);border-radius:6px;border-left:3px solid #ef4444}
.sch-success{color:var(--green);font-size:0.9rem;padding:12px 16px;background:rgba(16,185,129,0.1);border-radius:6px;border-left:3px solid var(--green)}

/* ── Photo upload ────────────────────────────────────────────────────────────── */
.sch-upload{border:2px dashed rgba(139,92,246,0.3);border-radius:var(--r);padding:32px;text-align:center;cursor:pointer;transition:var(--tr);position:relative}
.sch-upload:hover,.sch-upload.drag-over{border-color:var(--purple);background:var(--card-h)}
.sch-upload__icon{font-size:2.5rem;display:block;margin-bottom:8px}
.sch-upload__text{color:var(--t2);font-size:0.9rem}
.sch-upload input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
.sch-preview{margin-top:14px;border-radius:10px;overflow:hidden;max-height:220px;display:flex;justify-content:center}
.sch-preview img{max-width:100%;max-height:220px;object-fit:contain;border-radius:10px}

/* ── Nicole chat ─────────────────────────────────────────────────────────────── */
.nicole-chat{max-width:620px;margin:0 auto}
.nicole-bubble{display:flex;gap:12px;margin-bottom:20px;animation:fadeInUp 0.4s ease}
.nicole-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--purple),var(--purple-d));display:flex;align-items:center;justify-content:center;font-size:1.2rem;flex-shrink:0}
.nicole-msg{background:var(--bg2);border:1px solid rgba(139,92,246,0.2);border-radius:0 14px 14px 14px;padding:14px 18px;font-size:0.95rem;max-width:calc(100% - 60px)}
.user-bubble{justify-content:flex-end}
.user-msg{background:rgba(139,92,246,0.15);border:1px solid rgba(139,92,246,0.3);border-radius:14px 14px 0 14px;padding:12px 16px;font-size:0.95rem;max-width:80%;color:var(--t1)}
.nicole-input-area{display:flex;gap:10px;margin-top:12px}
.nicole-input-area .sch-input{flex:1}
.nicole-progress{height:4px;background:rgba(139,92,246,0.2);border-radius:2px;margin-bottom:20px}
.nicole-progress__bar{height:100%;background:var(--purple);border-radius:2px;transition:width 0.5s ease}
.nicole-step-label{font-size:0.8rem;color:var(--t3);margin-bottom:8px}

/* ── Dashboard ───────────────────────────────────────────────────────────────── */
.sch-class-card{background:var(--bg1);border:1px solid rgba(139,92,246,0.15);border-radius:var(--r);padding:20px;transition:var(--tr)}
.sch-class-card:hover{border-color:var(--purple);background:var(--card-h)}
.sch-class-card__header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;flex-wrap:wrap}
.sch-class-card__title{font-weight:700;font-size:1.05rem}
.sch-class-card__meta{color:var(--t2);font-size:0.83rem;margin-top:4px}
.sch-badge{display:inline-block;padding:3px 10px;border-radius:100px;font-size:0.75rem;font-weight:700}
.sch-badge--collecting{background:rgba(16,185,129,0.15);color:var(--green)}
.sch-badge--complete{background:rgba(139,92,246,0.15);color:var(--purple-l)}
.sch-badge--draft{background:rgba(107,114,128,0.15);color:var(--t2)}
.sch-badge--processing{background:rgba(245,158,11,0.15);color:var(--gold)}

/* ── Student grid ────────────────────────────────────────────────────────────── */
.sch-student-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;margin-top:16px}
.sch-student-item{background:var(--bg2);border:1px solid rgba(255,255,255,0.06);border-radius:10px;padding:14px;text-align:center}
.sch-student-item__photo{width:70px;height:70px;border-radius:50%;margin:0 auto 10px;overflow:hidden;background:rgba(139,92,246,0.15);display:flex;align-items:center;justify-content:center;font-size:1.8rem}
.sch-student-item__photo img{width:100%;height:100%;object-fit:cover}
.sch-student-item__name{font-size:0.85rem;font-weight:600;margin-bottom:4px}
.sch-student-item__status{font-size:0.75rem;color:var(--t3)}
.sch-student-item--done{border-color:rgba(16,185,129,0.3)}
.sch-student-item--done .sch-student-item__status{color:var(--green)}

/* ── Share link ──────────────────────────────────────────────────────────────── */
.sch-share{background:rgba(139,92,246,0.08);border:1px solid rgba(139,92,246,0.2);border-radius:var(--r);padding:20px;text-align:center}
.sch-share__url{font-family:monospace;font-size:0.9rem;color:var(--purple-l);word-break:break-all;display:block;margin:10px 0}
.sch-share__code{font-size:2rem;font-weight:900;color:var(--purple);letter-spacing:0.1em}

/* ── Progress bar ────────────────────────────────────────────────────────────── */
.sch-progress{background:rgba(255,255,255,0.06);border-radius:100px;height:10px;overflow:hidden;margin:10px 0}
.sch-progress__fill{height:100%;background:linear-gradient(90deg,var(--purple),var(--gold));border-radius:100px;transition:width 0.5s ease}

/* ── Features grid ───────────────────────────────────────────────────────────── */
.sch-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;padding:40px 0}
.sch-feature{background:var(--card);border:1px solid rgba(255,255,255,0.06);border-radius:var(--r);padding:24px}
.sch-feature__icon{font-size:2rem;margin-bottom:12px;display:block}
.sch-feature__title{font-weight:700;margin-bottom:6px}
.sch-feature__desc{color:var(--t2);font-size:0.88rem}

/* ── Section headers ─────────────────────────────────────────────────────────── */
.sch-section-label{font-size:0.75rem;font-weight:700;color:var(--purple);text-transform:uppercase;letter-spacing:0.12em;margin-bottom:8px}
.sch-section-title{font-size:clamp(1.6rem,4vw,2.4rem);font-weight:900;margin-bottom:12px}
.sch-section-sub{color:var(--t2);max-width:560px}

/* ── Modal / overlay ─────────────────────────────────────────────────────────── */
.sch-modal{position:fixed;inset:0;background:rgba(0,0,0,0.75);display:none;align-items:center;justify-content:center;z-index:10000;padding:20px}
.sch-modal.open{display:flex}
.sch-modal__box{background:var(--bg1);border:1px solid rgba(139,92,246,0.2);border-radius:18px;padding:32px;max-width:560px;width:100%;max-height:90vh;overflow-y:auto;position:relative}
.sch-modal__close{position:absolute;top:16px;right:16px;background:transparent;border:none;color:var(--t2);font-size:1.4rem;cursor:pointer}

/* ── Counter ─────────────────────────────────────────────────────────────────── */
.sch-counter{text-align:center;padding:40px 20px;background:rgba(139,92,246,0.06);border-radius:var(--r);margin:40px 0}
.sch-counter__num{font-size:3.5rem;font-weight:900;color:var(--purple);display:block}
.sch-counter__label{color:var(--t2)}

/* ── Divider ─────────────────────────────────────────────────────────────────── */
.sch-divider{height:1px;background:rgba(255,255,255,0.06);margin:40px 0}

/* ── Animations ──────────────────────────────────────────────────────────────── */
@keyframes fadeInUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.fade-in{animation:fadeInUp 0.4s ease}

/* ── Success screen ──────────────────────────────────────────────────────────── */
.sch-thanks{text-align:center;padding:60px 20px}
.sch-thanks__emoji{font-size:4rem;display:block;margin-bottom:16px}
.sch-thanks__title{font-size:1.8rem;font-weight:900;color:var(--green);margin-bottom:12px}
.sch-thanks__sub{color:var(--t2);max-width:480px;margin:0 auto}

/* ── Manage page stats ───────────────────────────────────────────────────────── */
.sch-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px;margin-bottom:24px}
.sch-stat{background:var(--bg2);border-radius:10px;padding:16px;text-align:center}
.sch-stat__num{font-size:2rem;font-weight:900;color:var(--purple)}
.sch-stat__label{font-size:0.8rem;color:var(--t2);margin-top:4px}

/* ── Loading spinner ─────────────────────────────────────────────────────────── */
.sch-spinner{display:inline-block;width:20px;height:20px;border:2px solid rgba(139,92,246,0.3);border-top-color:var(--purple);border-radius:50%;animation:spin 0.7s linear infinite;vertical-align:middle;margin-right:8px}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Dark-theme page override (bug #8) ───────────────────────────────────────── */
body.muse-sch-page{background:var(--bg0) !important;color:var(--t1) !important}
body.muse-sch-page .entry-content,
body.muse-sch-page .site-content,
body.muse-sch-page main,
body.muse-sch-page #content,
body.muse-sch-page #primary,
body.muse-sch-page .elementor-section-wrap{background:transparent !important;color:inherit !important}
body.muse-sch-page h1,body.muse-sch-page h2,body.muse-sch-page h3{color:var(--t1)}
body.muse-sch-page p{color:var(--t2)}

/* ── Responsive ──────────────────────────────────────────────────────────────── */
@media(max-width:640px){
  .sch-hero{padding:40px 16px;min-height:70vh}
  .sch-wrap{padding:0 16px 60px}
  .sch-modal__box{padding:20px}
  .sch-student-list{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}
}