/* ═══════════════════════════════════════
   Robotronics Academy — Platform CSS
   Prefixed with .ra- to avoid WP conflicts
═══════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;600;700;800;900&family=Fira+Code:wght@400;600&display=swap');

#ra-root {
  --ra-cyan:   #00D4FF;
  --ra-purple: #7B2FFF;
  --ra-verde:  #10B981;
  --ra-naranja:#F59E0B;
  --ra-rojo:   #EF4444;
  --ra-bg:     #020818;
  --ra-bg2:    #0D1B2A;
  --ra-bg3:    #162032;
  --ra-bg4:    #1E2D42;
  --ra-text:   #F1F5F9;
  --ra-text2:  #94A3B8;
  --ra-text3:  #64748B;
  --ra-border: #1E3A5F;
  font-family: 'Nunito', sans-serif;
  color: var(--ra-text);
  background: var(--ra-bg);
  min-height: 100vh;
  box-sizing: border-box;
}
#ra-root *, #ra-root *::before, #ra-root *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── SCREENS ── */
.ra-screen { display: none; flex-direction: column; min-height: 100vh; width: 100%; }
.ra-active  { display: flex !important; }

/* ── LOGIN ── */
#ra-login {
  align-items: center; justify-content: center;
  background: radial-gradient(ellipse at 30% 40%, #00D4FF08 0%, transparent 60%),
              radial-gradient(ellipse at 70% 60%, #7B2FFF08 0%, transparent 60%), #020818;
  padding: 2rem 1rem;
}
.ra-login-wrap {
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(1rem, 3vw, 3rem);
}
.ra-login-card {
  background: linear-gradient(135deg, #0D1B2A 0%, #0b1627 55%, #10142e 100%);
  border: 1.5px solid #00D4FF35;
  border-radius: 28px;
  padding: clamp(1.5rem, 3vw, 2.6rem);
  width: min(94vw, 820px);
  max-width: 820px;
  text-align: center;
  box-shadow: 0 0 80px #00D4FF10, 0 30px 90px #00000055;
}
.ra-logo { height: clamp(80px, 10vw, 125px); max-width: 420px; width: auto; margin-bottom: 1.35rem; filter: drop-shadow(0 0 18px #00D4FF40); }
.ra-ltabs {
  display: flex; background: var(--ra-bg3);
  border-radius: 12px; padding: 4px; margin-bottom: 1.25rem; gap: 4px;
}
.ra-ltab {
  flex: 1; padding: 9px; border-radius: 8px; border: none;
  background: transparent; color: var(--ra-text2);
  font-family: 'Nunito', sans-serif; font-size: 13px; font-weight: 700; cursor: pointer; transition: all .2s;
}
.ra-ltab.ra-on { background: linear-gradient(135deg, var(--ra-cyan), var(--ra-purple)); color: #fff; }
.ra-field-label { font-size: 11px; font-weight: 800; color: var(--ra-text2); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 4px; text-align: left; }
.ra-field {
  width: 100%; padding: 11px 14px; background: var(--ra-bg3);
  border: 1.5px solid var(--ra-border); border-radius: 10px;
  color: var(--ra-text); font-family: 'Nunito', sans-serif; font-size: 14px; outline: none;
}
.ra-field:focus { border-color: var(--ra-cyan); }
.ra-field::placeholder { color: var(--ra-text3); }
.ra-btn-primary {
  width: 100%; padding: 13px; border-radius: 12px; border: none;
  background: linear-gradient(135deg, var(--ra-cyan), var(--ra-purple));
  color: #fff; font-family: 'Nunito', sans-serif; font-size: 15px; font-weight: 800; cursor: pointer; transition: all .2s;
}
.ra-btn-primary:hover { transform: scale(1.02); box-shadow: 0 4px 20px #00D4FF25; }
.ra-error {
  background: #EF444415; border: 1px solid var(--ra-rojo); border-radius: 8px;
  padding: 8px 12px; font-size: 12px; color: #FCA5A5; display: none; margin-top: 8px;
}
.ra-error.ra-show { display: block; }
.ra-hint { font-size: 12px; color: var(--ra-text3); margin-top: 12px; }

/* ── TOPBAR ── */
.ra-topbar {
  background: linear-gradient(135deg,#020818,#0D1B2A 60%,#130A2E);
  border-bottom: 1px solid #00D4FF18;
  padding: 0 1.25rem; display: flex; align-items: center; justify-content: space-between;
  height: 56px; flex-shrink: 0;
}
.ra-tb-logo { height: 38px; object-fit: contain; filter: drop-shadow(0 0 6px #00D4FF20); }
.ra-tb-right { display: flex; align-items: center; gap: 8px; }
.ra-tb-role  { background: #7B2FFF15; border: 1px solid #7B2FFF30; border-radius: 20px; padding: 4px 10px; font-size: 11px; font-weight: 700; color: #C4B5FD; }
.ra-tb-user  { background: #00D4FF12; border: 1px solid #00D4FF25; border-radius: 20px; padding: 4px 12px; font-size: 12px; font-weight: 700; color: var(--ra-cyan); }
.ra-logout   { background: transparent; border: 1px solid var(--ra-border); border-radius: 20px; padding: 4px 12px; font-size: 12px; font-weight: 700; color: var(--ra-text2); cursor: pointer; font-family: 'Nunito',sans-serif; transition: all .2s; }
.ra-logout:hover { border-color: var(--ra-rojo); color: #FCA5A5; }

/* ── HERO ALUMNO ── */
.ra-hero {
  background: linear-gradient(135deg,#020818,#0D1217 50%,#130A2E);
  padding: 1.75rem 1.25rem 1.5rem; text-align: center;
}
.ra-welcome { font-size: clamp(18px,4vw,28px); font-weight: 900; margin-bottom: 6px; }
.ra-welcome span { background: linear-gradient(90deg,var(--ra-cyan),var(--ra-purple)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.ra-hero-sub { font-size: 13px; color: var(--ra-text2); margin-bottom: 1rem; }
.ra-prog-wrap { max-width: 320px; margin: 0 auto; }
.ra-prog-label { display: flex; justify-content: space-between; font-size: 12px; font-weight: 700; color: var(--ra-text2); margin-bottom: 5px; }
.ra-prog-bar   { height: 9px; background: var(--ra-bg3); border-radius: 9px; overflow: hidden; }
.ra-prog-fill  { height: 100%; background: linear-gradient(90deg,var(--ra-cyan),var(--ra-purple)); border-radius: 9px; transition: width .6s; }

/* ── FILTROS ── */
.ra-filters { padding: 1rem 1.25rem .5rem; display: flex; gap: 7px; flex-wrap: wrap; background: var(--ra-bg); }
.ra-fbtn {
  padding: 6px 14px; border-radius: 30px; border: 1.5px solid var(--ra-border);
  background: transparent; color: var(--ra-text2);
  font-family: 'Nunito',sans-serif; font-size: 12px; font-weight: 700; cursor: pointer; transition: all .2s;
}
.ra-fbtn:hover { border-color: var(--ra-cyan); color: var(--ra-cyan); }
.ra-fbtn.ra-on { background: linear-gradient(135deg,var(--ra-cyan),var(--ra-purple)); border-color: transparent; color: #fff; }

/* ── GRID ── */
.ra-grid-wrap { padding: 1rem 1.25rem 2.5rem; background: var(--ra-bg); }
.ra-grid { display: grid; grid-template-columns: repeat(auto-fill,minmax(240px,1fr)); gap: 12px; }
.ra-pcard {
  background: var(--ra-bg2); border: 1.5px solid var(--ra-border);
  border-radius: 18px; overflow: hidden; cursor: pointer;
  transition: transform .2s, border-color .2s, box-shadow .2s; position: relative;
}
.ra-pcard:hover { transform: translateY(-4px); border-color: var(--ra-cyan); box-shadow: 0 8px 28px #00D4FF12; }
.ra-pcard.ra-done { border-color: var(--ra-verde); }
.ra-pcard-banner { height: 110px; display: flex; align-items: center; justify-content: center; position: relative; font-size: 46px; }
.ra-pcard-badge  { position: absolute; top: 8px; left: 8px; background: #00000055; backdrop-filter: blur(4px); border-radius: 20px; padding: 2px 9px; font-size: 10px; font-weight: 800; color: #fff; }
.ra-pcard-check  { position: absolute; top: 8px; right: 8px; width: 24px; height: 24px; border-radius: 50%; background: var(--ra-verde); display: none; align-items: center; justify-content: center; font-size: 12px; }
.ra-pcard.ra-done .ra-pcard-check { display: flex; }
.ra-pcard-body { padding: 11px 13px 13px; }
.ra-pcard-num   { font-size: 10px; font-weight: 800; color: var(--ra-text2); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 3px; }
.ra-pcard-title { font-size: 13px; font-weight: 800; color: var(--ra-text); margin-bottom: 7px; line-height: 1.3; }
.ra-pcard-tags  { display: flex; gap: 5px; flex-wrap: wrap; margin-bottom: 7px; }
.ra-tag         { font-size: 10px; font-weight: 700; padding: 2px 8px; border-radius: 20px; }
.ra-tag-motor   { background: #00D4FF12; color: #67E8F9; }
.ra-tag-sensor  { background: #10B98112; color: #6EE7B7; }
.ra-tag-pwm     { background: #F59E0B12; color: #FCD34D; }
.ra-tag-logic   { background: #7B2FFF12; color: #C4B5FD; }
.ra-tag-puente  { background: #EC489912; color: #F9A8D4; }
.ra-pcard-meta  { display: flex; gap: 8px; font-size: 11px; color: var(--ra-text2); font-weight: 600; }

/* ── MODAL PRÁCTICA ── */
.ra-overlay { position: fixed; inset: 0; background: #000000cc; backdrop-filter: blur(6px); z-index: 9999; display: none; align-items: flex-start; justify-content: center; padding: 16px; overflow-y: auto; }
.ra-overlay.ra-open { display: flex; }
.ra-modal { background: var(--ra-bg2); border: 1.5px solid var(--ra-border); border-radius: 22px; width: 100%; max-width: 820px; margin: auto; overflow: hidden; animation: raSlideUp .3s ease; position: relative; }
@keyframes raSlideUp { from { transform: translateY(30px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
.ra-modal-banner { height: 150px; display: flex; align-items: center; justify-content: center; font-size: 68px; position: relative; overflow: hidden; }
.ra-modal-banner::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to bottom, transparent 40%, var(--ra-bg2) 100%); }
.ra-modal-close { position: absolute; top: 12px; right: 12px; width: 32px; height: 32px; border-radius: 50%; background: #00000070; border: none; color: #fff; font-size: 15px; cursor: pointer; display: flex; align-items: center; justify-content: center; z-index: 10; }
.ra-modal-close:hover { background: #EF444480; }
.ra-modal-body  { padding: 0 1.5rem 1.75rem; }
.ra-modal-num   { font-size: 11px; font-weight: 800; color: var(--ra-text2); text-transform: uppercase; letter-spacing: .1em; }
.ra-modal-title { font-size: 20px; font-weight: 900; margin: 4px 0 10px; line-height: 1.2; }
.ra-modal-meta  { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; background: var(--ra-bg3); border-radius: 10px; padding: 11px 14px; }
.ra-meta-k { font-size: 10px; font-weight: 800; color: var(--ra-text2); text-transform: uppercase; letter-spacing: .08em; }
.ra-meta-v { font-size: 12px; font-weight: 700; color: var(--ra-text); }
.ra-tabs { display: flex; gap: 3px; margin-bottom: 16px; background: var(--ra-bg3); border-radius: 10px; padding: 3px; overflow-x: auto; }
.ra-tab { flex: 1; min-width: 60px; padding: 7px 8px; border-radius: 7px; border: none; background: transparent; color: var(--ra-text2); font-family: 'Nunito',sans-serif; font-size: 11px; font-weight: 700; cursor: pointer; transition: all .2s; white-space: nowrap; text-align: center; }
.ra-tab.ra-on { background: linear-gradient(135deg,var(--ra-cyan),var(--ra-purple)); color: #fff; }
.ra-tab-panel { display: none; }
.ra-tab-panel.ra-on { display: block; }
.ra-section-title { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .1em; color: var(--ra-text2); margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.ra-section-title::after { content: ''; flex: 1; height: 1px; background: var(--ra-border); }
.ra-fun-box { background: linear-gradient(135deg,#051530,#130A2E); border: 1px solid #00D4FF20; border-radius: 12px; padding: 13px 16px; margin-bottom: 16px; font-size: 14px; line-height: 1.7; }
.ra-fun-box strong { color: var(--ra-cyan); }
.ra-steps-list { list-style: none; margin-bottom: 16px; }
.ra-steps-list li { display: flex; gap: 10px; margin-bottom: 10px; align-items: flex-start; }
.ra-step-num { min-width: 24px; height: 24px; background: linear-gradient(135deg,var(--ra-cyan),var(--ra-purple)); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 900; flex-shrink: 0; }
.ra-step-text { font-size: 13px; line-height: 1.6; padding-top: 3px; }
.ra-mat-grid  { display: grid; grid-template-columns: repeat(auto-fill,minmax(140px,1fr)); gap: 8px; margin-bottom: 16px; }
.ra-mat-card  { background: var(--ra-bg3); border-radius: 10px; padding: 11px; display: flex; flex-direction: column; align-items: center; gap: 6px; text-align: center; }
.ra-mat-icon  { font-size: 26px; }
.ra-mat-name  { font-size: 11px; font-weight: 700; color: var(--ra-text); line-height: 1.3; }
.ra-mat-desc  { font-size: 10px; color: var(--ra-text2); }
.ra-diagram-wrap { background: #010612; border: 1px solid var(--ra-border); border-radius: 12px; padding: .75rem; margin-bottom: 16px; overflow-x: auto; }
.ra-diagram-wrap svg { display: block; margin: auto; max-width: 100%; }
.ra-code-wrap { margin-bottom: 16px; }
.ra-code-label { display: flex; justify-content: space-between; align-items: center; margin-bottom: 5px; }
.ra-copy-btn { background: var(--ra-bg3); border: 1px solid var(--ra-border); border-radius: 7px; padding: 4px 11px; font-size: 11px; font-weight: 700; color: var(--ra-text2); cursor: pointer; font-family: 'Nunito',sans-serif; }
.ra-copy-btn:hover { color: var(--ra-cyan); border-color: var(--ra-cyan); }
#ra-root pre { background: #010612; border: 1px solid var(--ra-border); border-radius: 10px; padding: .9rem; overflow-x: auto; font-family: 'Fira Code',monospace; font-size: 12px; line-height: 1.8; color: var(--ra-text); }
.kw{color:#C792EA}.fn{color:#82AAFF}.cm{color:#546E7A;font-style:italic}.nm{color:#F78C6C}.st{color:#C3E88D}
.ra-tip-cards { display: grid; gap: 8px; }
.ra-tip-card  { border-radius: 10px; padding: 11px 14px; font-size: 13px; line-height: 1.6; border-left: 4px solid; }
.ra-tip-card.info   { background: #00D4FF06; border-color: var(--ra-cyan); }
.ra-tip-card.warn   { background: #F59E0B06; border-color: var(--ra-naranja); }
.ra-tip-card.danger { background: #EF444406; border-color: var(--ra-rojo); }
.ra-tip-card strong { display: block; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 3px; opacity: .7; }
.ra-quiz-q   { font-size: 15px; font-weight: 800; margin-bottom: 12px; line-height: 1.5; }
.ra-quiz-opts{ display: grid; gap: 8px; margin-bottom: 12px; }
.ra-quiz-opt { background: var(--ra-bg3); border: 2px solid var(--ra-border); border-radius: 10px; padding: 11px 14px; font-size: 13px; font-weight: 700; cursor: pointer; transition: all .2s; text-align: left; font-family: 'Nunito',sans-serif; color: var(--ra-text); display: flex; gap: 10px; align-items: center; }
.ra-quiz-opt:hover:not(:disabled) { border-color: var(--ra-cyan); background: #00D4FF06; }
.ra-quiz-opt.correct { border-color: var(--ra-verde); background: #10B98112; color: #6EE7B7; }
.ra-quiz-opt.wrong   { border-color: var(--ra-rojo);  background: #EF444412; color: #FCA5A5; }
.ra-qletter { min-width: 22px; height: 22px; border-radius: 50%; background: var(--ra-border); display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 900; }
.ra-qfb { border-radius: 10px; padding: 11px 14px; font-size: 13px; font-weight: 700; display: none; margin-bottom: 11px; line-height: 1.5; }
.ra-qfb.ra-show { display: block; }
.ra-qfb.ok  { background: #10B98112; border: 1.5px solid var(--ra-verde); color: #6EE7B7; }
.ra-qfb.bad { background: #EF444412; border: 1.5px solid var(--ra-rojo);  color: #FCA5A5; }
.ra-qnav { display: flex; gap: 8px; align-items: center; }
.ra-qbtn { padding: 8px 18px; border-radius: 9px; border: none; font-family: 'Nunito',sans-serif; font-size: 13px; font-weight: 800; cursor: pointer; background: linear-gradient(135deg,var(--ra-cyan),var(--ra-purple)); color: #fff; }
.ra-qbtn:disabled { opacity: .4; cursor: not-allowed; }
.ra-complete { text-align: center; padding: 1.25rem; }
.ra-complete .big { font-size: 48px; }
.ra-complete h3 { font-size: 18px; font-weight: 900; margin: 8px 0 5px; }
.ra-complete p  { color: var(--ra-text2); font-size: 13px; margin-bottom: 12px; }
.ra-mark-btn { padding: 10px 22px; border-radius: 10px; border: none; background: linear-gradient(135deg,var(--ra-cyan),var(--ra-purple)); color: #fff; font-family: 'Nunito',sans-serif; font-size: 13px; font-weight: 800; cursor: pointer; }
.ra-mark-btn:hover { transform: scale(1.04); }

/* ── PANEL PROFESOR ── */
.ra-prof-hero { background: linear-gradient(135deg,#020818,#0D1B2A 60%,#130A2E); border-bottom: 1px solid #7B2FFF25; padding: 1.25rem 1.5rem; }
.ra-prof-hero h2 { font-size: 20px; font-weight: 900; margin-bottom: 3px; }
.ra-prof-hero h2 span { background: linear-gradient(90deg,var(--ra-cyan),var(--ra-purple)); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.ra-prof-hero p { font-size: 13px; color: var(--ra-text2); }
.ra-pnav { display: flex; gap: 4px; padding: .75rem 1.25rem .5rem; background: var(--ra-bg); border-bottom: 1px solid var(--ra-border); overflow-x: auto; }
.ra-pnav-btn { padding: 7px 16px; border-radius: 20px; border: 1.5px solid var(--ra-border); background: transparent; color: var(--ra-text2); font-family: 'Nunito',sans-serif; font-size: 12px; font-weight: 700; cursor: pointer; white-space: nowrap; transition: all .2s; }
.ra-pnav-btn:hover { border-color: var(--ra-cyan); color: var(--ra-cyan); }
.ra-pnav-btn.ra-on { background: linear-gradient(135deg,var(--ra-cyan),var(--ra-purple)); border-color: transparent; color: #fff; }
.ra-ptab { display: none; }
.ra-ptab.ra-on { display: block; }
.ra-stats-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(130px,1fr)); gap: 10px; padding: 1.25rem; }
.ra-stat-card { background: var(--ra-bg2); border: 1px solid var(--ra-border); border-radius: 14px; padding: .9rem 1.1rem; }
.ra-sk { font-size: 10px; font-weight: 800; color: var(--ra-text2); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 4px; }
.ra-sv { font-size: 24px; font-weight: 900; }
.ra-sdesc { font-size: 10px; color: var(--ra-text3); margin-top: 2px; }
.cyan { color: var(--ra-cyan); } .purple { color: #C4B5FD; } .verde { color: var(--ra-verde); } .naranja { color: var(--ra-naranja); }
.ra-psection { padding: 0 1.25rem 1.5rem; }
.ra-psection-title { font-size: 12px; font-weight: 800; color: var(--ra-text2); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 10px; display: flex; align-items: center; gap: 8px; }
.ra-psection-title::after { content: ''; flex: 1; height: 1px; background: var(--ra-border); }
.ra-table-wrap { overflow-x: auto; border-radius: 14px; border: 1px solid var(--ra-border); margin-bottom: 1.25rem; }
#ra-root table { width: 100%; border-collapse: collapse; font-size: 13px; }
#ra-root thead { background: var(--ra-bg3); }
#ra-root th { padding: 10px 12px; text-align: left; font-size: 10px; font-weight: 800; color: var(--ra-text2); text-transform: uppercase; letter-spacing: .08em; white-space: nowrap; }
#ra-root td { padding: 10px 12px; border-top: 1px solid var(--ra-border); }
#ra-root tr:hover td { background: #ffffff02; }
.ra-al-name   { font-weight: 800; color: var(--ra-text); font-size: 13px; }
.ra-al-group  { font-size: 10px; color: var(--ra-text3); margin-top: 1px; }
.ra-mini-prog { display: flex; align-items: center; gap: 7px; }
.ra-mini-bar  { flex: 1; height: 5px; background: var(--ra-bg3); border-radius: 5px; overflow: hidden; min-width: 70px; }
.ra-mini-fill { height: 100%; background: linear-gradient(90deg,var(--ra-cyan),var(--ra-purple)); border-radius: 5px; }
.ra-mini-pct  { font-size: 11px; font-weight: 800; color: var(--ra-cyan); min-width: 30px; }
.ra-badge     { background: var(--ra-bg3); border: 1px solid var(--ra-border); border-radius: 20px; padding: 2px 9px; font-size: 10px; font-weight: 700; color: var(--ra-text2); }
.ra-view-btn  { background: var(--ra-bg3); border: 1px solid var(--ra-border); border-radius: 7px; padding: 4px 10px; font-size: 11px; font-weight: 700; color: var(--ra-text2); cursor: pointer; font-family: 'Nunito',sans-serif; transition: all .2s; }
.ra-view-btn:hover { border-color: var(--ra-cyan); color: var(--ra-cyan); }
.ra-rank-item { background: var(--ra-bg2); border: 1px solid var(--ra-border); border-radius: 10px; padding: 9px 12px; display: flex; align-items: center; gap: 10px; margin-bottom: 7px; }
.ra-rank-num  { font-size: 12px; font-weight: 900; color: var(--ra-text3); min-width: 22px; }
.ra-rank-title{ flex: 1; font-size: 12px; font-weight: 700; color: var(--ra-text); }
.ra-rank-cnt  { font-size: 12px; font-weight: 800; color: var(--ra-cyan); }
.ra-rank-bar-w{ width: 70px; }
.ra-rank-bar  { height: 4px; background: var(--ra-bg3); border-radius: 4px; overflow: hidden; }
.ra-rank-fill { height: 100%; background: linear-gradient(90deg,var(--ra-cyan),var(--ra-purple)); border-radius: 4px; }
.ra-add-form  { background: var(--ra-bg3); border: 1px solid var(--ra-border); border-radius: 14px; padding: 1.1rem; margin-bottom: 1.25rem; }
.ra-form-row  { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }
.ra-form-3    { grid-template-columns: 1fr 1fr 1fr; }
.ra-del-btn   { background: transparent; border: 1px solid #EF444430; border-radius: 7px; padding: 4px 10px; font-size: 11px; font-weight: 700; color: #FCA5A5; cursor: pointer; font-family: 'Nunito',sans-serif; }
.ra-del-btn:hover { background: #EF444415; }
.ra-p-mini    { background: var(--ra-bg3); border: 1px solid var(--ra-border); border-radius: 8px; padding: 9px; text-align: center; font-size: 10px; font-weight: 700; color: var(--ra-text2); }
.ra-p-mini.done { border-color: var(--ra-verde); background: #10B98110; color: #6EE7B7; }
.ra-p-mini-num { font-size: 9px; color: var(--ra-text3); margin-bottom: 2px; }
.ra-footer    { background: #010612; border-top: 1px solid #00D4FF12; padding: 1.25rem; text-align: center; }
.ra-footer p  { font-size: 11px; color: var(--ra-text3); margin-top: 6px; }
.ra-toast     { position: fixed; bottom: 20px; right: 20px; background: linear-gradient(135deg,var(--ra-cyan),var(--ra-purple)); color: #fff; padding: 11px 18px; border-radius: 12px; font-weight: 800; font-size: 13px; z-index: 99999; transform: translateY(70px); opacity: 0; transition: all .3s; font-family: 'Nunito',sans-serif; }
.ra-toast.ra-show { transform: translateY(0); opacity: 1; }
@keyframes raSlideUp { from{transform:translateY(30px);opacity:0} to{transform:translateY(0);opacity:1} }
@keyframes blink{0%,49%{opacity:1}50%,100%{opacity:.2}}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.anim-blink{animation:blink 1s infinite}
.anim-spin{animation:spin 2s linear infinite;transform-origin:center}
.anim-pulse{animation:pulse 1.5s ease-in-out infinite}
@media(max-width:600px){
  .ra-form-row,.ra-form-3{grid-template-columns:1fr}
  .ra-modal-body{padding:0 1rem 1.5rem}
  .ra-tabs{flex-wrap:wrap}
}

/* ═══ V2 ADDITIONS ═══ */
.ra-login-wrap { display:flex; align-items:center; justify-content:center; width:100%; padding:2rem 1rem;
  background: radial-gradient(ellipse at 30% 40%, #00D4FF08 0%, transparent 60%),
              radial-gradient(ellipse at 70% 60%, #7B2FFF08 0%, transparent 60%), #020818; }
.ra-login-card { background:var(--ra-bg2); border:1px solid #00D4FF20; border-radius:24px;
  padding:2rem 1.75rem; width:100%; max-width:420px; text-align:center; box-shadow:0 0 60px #00D4FF06; }
.ra-auth-panel { display:none; text-align:left; }
.ra-auth-active { display:block; }
.ra-success-msg { background:#10B98115; border:1px solid var(--ra-verde); border-radius:10px;
  padding:10px 14px; font-size:13px; color:#6EE7B7; margin-top:8px; }
.ra-vista { display:none; flex-direction:column; flex:1; }
.ra-vista.ra-active { display:flex; }
/* Curso cards */
.ra-cursos-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:16px;
  padding:1.5rem; flex:1; }
.ra-curso-card { background:var(--ra-bg2); border:1.5px solid var(--ra-border); border-radius:20px;
  overflow:hidden; cursor:pointer; transition:all .2s; }
.ra-curso-card:hover { transform:translateY(-4px); box-shadow:0 8px 32px #00D4FF15; }
.ra-curso-card-header { display:flex; align-items:center; gap:14px; padding:1.25rem; border-bottom:1px solid; }
.ra-curso-card-titulo { font-size:16px; font-weight:900; color:var(--ra-text); }
.ra-curso-card-nivel  { font-size:11px; color:var(--ra-text2); font-weight:700; margin-top:2px; }
.ra-curso-card-body   { padding:1rem 1.25rem; }
/* Curso header in practice view */
.ra-curso-header { background:linear-gradient(135deg,#020818,#0D1B2A); border-bottom:1px solid var(--ra-border);
  padding:1rem 1.25rem; display:flex; align-items:center; gap:14px; flex-shrink:0; }
.ra-back-btn { background:var(--ra-bg3); border:1px solid var(--ra-border); border-radius:10px;
  padding:8px 14px; font-size:13px; font-weight:700; color:var(--ra-text2); cursor:pointer;
  font-family:'Nunito',sans-serif; white-space:nowrap; }
.ra-back-btn:hover { border-color:var(--ra-cyan); color:var(--ra-cyan); }
.ra-curso-titulo { font-size:16px; font-weight:900; color:var(--ra-text); margin-bottom:6px; }
#ra-prog-curso-wrap { min-width:200px; }
/* Error display */
.ra-error { background:#EF444415; border:1px solid var(--ra-rojo); border-radius:8px;
  padding:8px 12px; font-size:12px; color:#FCA5A5; margin-top:8px; }
/* Admin delete button */
.ra-del-btn { background:transparent; border:1px solid #EF444430; border-radius:7px; padding:4px 10px;
  font-size:11px; font-weight:700; color:#FCA5A5; cursor:pointer; font-family:'Nunito',sans-serif; }
.ra-del-btn:hover { background:#EF444415; }
/* Ensure screen fills height */
#ra-alumno, #ra-profesor, #ra-admin { min-height:100vh; }


/* Animaciones para diagramas de conexión */
@keyframes raBlink{0%,49%{opacity:1}50%,100%{opacity:.25}}
@keyframes raPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.94)}}
@keyframes raSpin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
#ra-root .anim-blink{animation:raBlink 1s infinite}
#ra-root .anim-pulse{animation:raPulse 1.3s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
#ra-root .anim-spin{animation:raSpin 2.2s linear infinite;transform-box:fill-box;transform-origin:center}


/* ROBOTRONICS FULLSCREEN APP FIX */
#ra-root {
  width: 100% !important;
  max-width: 100% !important;
  min-height: 100vh !important;
  margin: 0 !important;
}
#ra-login {
  width: 100% !important;
  min-height: 100vh !important;
}
.ra-login-wrap {
  width: 100% !important;
  min-height: 100vh !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}
.ra-login-card {
  width: min(92vw, 650px) !important;
  max-width: 650px !important;
}
.ra-screen {
  width: 100% !important;
  min-height: 100vh !important;
}


/* ══ FULLSCREEN LOGIN IMPROVEMENTS v2.24.6 ══ */
body.robotronics-fullscreen #ra-root,
#ra-root {
  width: 100% !important;
  min-height: 100vh !important;
}
#ra-login {
  width: 100% !important;
  min-height: 100vh !important;
  padding: 0 !important;
}
.ra-ltabs {
  gap: 8px !important;
  padding: 6px !important;
  border-radius: 18px !important;
  margin-bottom: 1.4rem !important;
}
.ra-ltab {
  padding: 12px 10px !important;
  border-radius: 13px !important;
  font-size: clamp(13px, 1.15vw, 16px) !important;
  font-weight: 900 !important;
}
.ra-field-label {
  font-size: 12px !important;
  margin-top: 12px !important;
}
.ra-field {
  padding: 14px 16px !important;
  border-radius: 14px !important;
  font-size: 16px !important;
}
.ra-btn-primary {
  padding: 15px !important;
  border-radius: 16px !important;
  font-size: 18px !important;
}
.ra-hint {
  font-size: 13px !important;
  margin-top: 14px !important;
}
.ra-demo-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin: 0 0 1.25rem;
}
.ra-demo-btn {
  border: 1px solid #00D4FF35;
  background: #00D4FF10;
  color: #BDEFFF;
  border-radius: 14px;
  padding: 10px 8px;
  font-family: 'Nunito', sans-serif;
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
  transition: all .2s;
}
.ra-demo-btn:hover {
  transform: translateY(-2px);
  border-color: var(--ra-cyan);
  box-shadow: 0 8px 22px #00D4FF18;
}
.ra-demo-btn.prof { background:#7B2FFF12; border-color:#7B2FFF35; color:#D8C7FF; }
.ra-demo-btn.dir { background:#F59E0B12; border-color:#F59E0B40; color:#FCD34D; }
@media (max-width: 700px){
  .ra-demo-row { grid-template-columns: 1fr; }
  .ra-ltabs { flex-wrap: wrap; }
  .ra-ltab { flex: 1 1 45%; }
}

/* ══ ROBOTRONICS PROFESSIONAL FULLSCREEN LAYOUT v2.24.7 ══ */
html, body.robotronics-fullscreen {
  background:#020818 !important;
  width:100% !important;
  min-height:100vh !important;
  overflow-x:hidden !important;
}
body.robotronics-fullscreen #chaty-widget,
body.robotronics-fullscreen .chaty-widget,
body.robotronics-fullscreen .chaty,
body.robotronics-fullscreen .joinchat,
body.robotronics-fullscreen .qlwapp,
body.robotronics-fullscreen [class*="whatsapp"],
body.robotronics-fullscreen [id*="whatsapp"],
body.robotronics-fullscreen iframe[src*="whatsapp"]{
  display:none !important;
}
#ra-root{
  width:100vw !important;
  max-width:100vw !important;
  min-height:100vh !important;
  overflow-x:hidden !important;
  background:
    radial-gradient(circle at 18% 8%, rgba(0,212,255,.10), transparent 34%),
    radial-gradient(circle at 82% 14%, rgba(123,47,255,.12), transparent 30%),
    linear-gradient(180deg,#020818 0%,#041020 52%,#020818 100%) !important;
}
#ra-root .ra-screen{
  width:100vw !important;
  min-height:100vh !important;
  background:transparent !important;
}
#ra-login{
  padding:0 !important;
  align-items:center !important;
  justify-content:center !important;
}
.ra-login-wrap{
  min-height:100vh !important;
  padding:clamp(24px,5vw,72px) 24px !important;
  align-items:center !important;
  justify-content:center !important;
}
.ra-login-card{
  width:min(94vw,760px) !important;
  max-width:760px !important;
  padding:clamp(28px,4vw,46px) !important;
  border-radius:34px !important;
  background:linear-gradient(145deg,rgba(13,27,42,.96),rgba(8,18,34,.98) 55%,rgba(20,15,50,.94)) !important;
  border:1px solid rgba(0,212,255,.28) !important;
  box-shadow:0 36px 110px rgba(0,0,0,.55),0 0 70px rgba(0,212,255,.10) !important;
}
.ra-logo{
  height:clamp(112px,13vw,165px) !important;
  max-width:min(92%,520px) !important;
  object-fit:contain !important;
  margin:0 auto 24px !important;
  display:block !important;
}
.ra-ltabs{
  display:grid !important;
  grid-template-columns:repeat(5,1fr) !important;
  gap:10px !important;
  padding:8px !important;
  margin-bottom:18px !important;
  border:1px solid rgba(148,163,184,.10) !important;
  background:rgba(22,32,50,.78) !important;
  border-radius:22px !important;
}
.ra-ltab{
  min-height:52px !important;
  padding:12px 8px !important;
  font-size:15px !important;
  border-radius:16px !important;
  display:flex !important;
  align-items:center !important;
  justify-content:center !important;
}
.ra-demo-row{
  gap:12px !important;
  margin-bottom:18px !important;
}
.ra-demo-btn{
  min-height:42px !important;
  font-size:14px !important;
  border-radius:16px !important;
}
.ra-auth-panel{max-width:100% !important;}
.ra-field-label{font-size:12px !important;letter-spacing:.11em !important;margin-bottom:8px !important;}
.ra-field{
  min-height:56px !important;
  padding:15px 18px !important;
  font-size:16px !important;
  border-radius:16px !important;
  background:rgba(22,32,50,.92) !important;
}
.ra-btn-primary{
  min-height:60px !important;
  font-size:19px !important;
  border-radius:18px !important;
  box-shadow:0 14px 32px rgba(0,212,255,.16) !important;
}
.ra-hint{font-size:14px !important;color:#7fa4c2 !important;}

/* App shell */
.ra-topbar{
  height:82px !important;
  padding:0 clamp(22px,4vw,58px) !important;
  background:rgba(3,12,28,.86) !important;
  backdrop-filter:blur(18px) !important;
  border-bottom:1px solid rgba(0,212,255,.18) !important;
  position:sticky !important;
  top:0 !important;
  z-index:50 !important;
}
.ra-tb-logo{height:58px !important;max-width:190px !important;object-fit:contain !important;opacity:1 !important;}
.ra-tb-right{gap:12px !important;}
.ra-tb-role,.ra-tb-user,.ra-logout{font-size:13px !important;padding:8px 14px !important;border-radius:999px !important;}
.ra-logout{background:rgba(239,68,68,.08) !important;border-color:rgba(239,68,68,.25) !important;color:#FCA5A5 !important;}

.ra-hero,.ra-prof-hero{
  max-width:1280px !important;
  margin:28px auto 0 !important;
  width:calc(100% - 48px) !important;
  padding:34px clamp(28px,4vw,48px) !important;
  border:1px solid rgba(0,212,255,.16) !important;
  border-radius:28px !important;
  background:linear-gradient(135deg,rgba(13,27,42,.78),rgba(17,24,51,.72),rgba(14,8,35,.68)) !important;
  box-shadow:0 20px 80px rgba(0,0,0,.22) !important;
}
.ra-welcome{font-size:clamp(30px,4vw,48px) !important;}
.ra-hero-sub,.ra-prof-hero p{font-size:16px !important;}
.ra-prof-hero h2{font-size:clamp(28px,3.5vw,44px) !important;}

.ra-cursos-grid{
  width:calc(100% - 48px) !important;
  max-width:1280px !important;
  margin:0 auto !important;
  padding:32px 0 60px !important;
  display:grid !important;
  grid-template-columns:repeat(auto-fit,minmax(320px,1fr)) !important;
  gap:24px !important;
  align-items:start !important;
  flex:initial !important;
}
.ra-curso-card{
  min-height:245px !important;
  border-radius:26px !important;
  background:linear-gradient(180deg,rgba(13,27,42,.94),rgba(9,20,35,.96)) !important;
  border:1px solid rgba(0,212,255,.18) !important;
  box-shadow:0 18px 45px rgba(0,0,0,.20) !important;
}
.ra-curso-card:hover{transform:translateY(-6px) !important;box-shadow:0 28px 70px rgba(0,212,255,.14) !important;}
.ra-curso-card-header{padding:28px !important;gap:18px !important;}
.ra-curso-card-titulo{font-size:24px !important;}
.ra-curso-card-nivel{font-size:13px !important;}
.ra-curso-card-body{padding:22px 28px 28px !important;}
.ra-curso-card-body p{font-size:15px !important;line-height:1.55 !important;min-height:auto !important;}
.ra-prog-label{font-size:14px !important;}
.ra-prog-bar{height:12px !important;}

.ra-curso-header,.ra-filters,.ra-grid-wrap,.ra-pnav,.ra-stats-grid,.ra-psection{
  width:calc(100% - 48px) !important;
  max-width:1280px !important;
  margin-left:auto !important;
  margin-right:auto !important;
}
.ra-curso-header{
  margin-top:28px !important;
  border-radius:24px !important;
  border:1px solid rgba(0,212,255,.16) !important;
  padding:22px 26px !important;
}
.ra-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr)) !important;gap:20px !important;}
.ra-pcard{border-radius:22px !important;}
.ra-pcard-banner{height:135px !important;}

/* Professional panels */
.ra-pnav{
  margin-top:22px !important;
  padding:10px !important;
  gap:10px !important;
  border:1px solid rgba(0,212,255,.13) !important;
  border-radius:22px !important;
  background:rgba(13,27,42,.72) !important;
  overflow-x:auto !important;
}
.ra-pnav-btn{
  padding:12px 18px !important;
  font-size:13px !important;
  border-radius:16px !important;
}
.ra-stats-grid{
  padding:24px 0 !important;
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr)) !important;
  gap:18px !important;
}
.ra-stat-card{
  min-height:120px !important;
  border-radius:24px !important;
  padding:22px !important;
  background:linear-gradient(180deg,rgba(13,27,42,.90),rgba(8,18,34,.96)) !important;
  border:1px solid rgba(0,212,255,.15) !important;
}
.ra-sk{font-size:12px !important;}
.ra-sv{font-size:38px !important;line-height:1 !important;}
.ra-sdesc{font-size:12px !important;}
.ra-psection{
  padding:0 0 44px !important;
}
.ra-psection-title{font-size:14px !important;margin:4px 0 18px !important;}
.ra-view-btn,.ra-del-btn,.ra-back-btn{padding:9px 14px !important;border-radius:12px !important;font-size:13px !important;}
.ra-table-wrap{border-radius:22px !important;background:rgba(13,27,42,.68) !important;}
#ra-root th{font-size:12px !important;padding:15px 16px !important;}
#ra-root td{font-size:14px !important;padding:15px 16px !important;}
.ra-add-form{border-radius:24px !important;padding:24px !important;}
.ra-footer{margin-top:auto !important;background:transparent !important;border-top:1px solid rgba(0,212,255,.10) !important;}

@media(max-width:760px){
  .ra-login-card{width:min(94vw,560px) !important;padding:24px !important;}
  .ra-ltabs{grid-template-columns:1fr 1fr !important;}
  .ra-demo-row{grid-template-columns:1fr !important;}
  .ra-topbar{height:auto !important;min-height:76px !important;padding:12px 16px !important;align-items:flex-start !important;gap:10px !important;}
  .ra-tb-right{flex-wrap:wrap !important;justify-content:flex-end !important;}
  .ra-hero,.ra-prof-hero,.ra-cursos-grid,.ra-curso-header,.ra-filters,.ra-grid-wrap,.ra-pnav,.ra-stats-grid,.ra-psection{width:calc(100% - 28px) !important;}
  .ra-cursos-grid{grid-template-columns:1fr !important;}
  .ra-stats-grid{grid-template-columns:1fr 1fr !important;}
}


/* ═══════════════════════════════════════
   Robotronics Academy v2.24.8 — LMS PRO LAYOUT
   Overrides finales para que la plataforma instalada se vea como app profesional.
═══════════════════════════════════════ */
html:has(#ra-root), body:has(#ra-root){margin:0!important;padding:0!important;background:#020818!important;overflow-x:hidden!important;}
#ra-root{width:100%!important;max-width:100%!important;min-height:100vh!important;background:#020818!important;display:block!important;}
#ra-root .ra-screen{width:100%!important;max-width:100%!important;min-height:100vh!important;background:#020818!important;}
#ra-root .ra-active{display:flex!important;}

/* Login */
#ra-root #ra-login{min-height:100vh!important;align-items:center!important;justify-content:center!important;padding:40px 24px!important;}
#ra-root .ra-login-wrap{min-height:100vh!important;width:100%!important;display:flex!important;align-items:center!important;justify-content:center!important;padding:clamp(24px,5vw,70px)!important;}
#ra-root .ra-login-card{width:min(94vw,780px)!important;max-width:780px!important;padding:clamp(28px,4vw,46px)!important;border-radius:34px!important;background:linear-gradient(135deg,rgba(13,27,42,.96),rgba(10,22,40,.96),rgba(17,14,45,.96))!important;border:1px solid rgba(0,212,255,.28)!important;box-shadow:0 34px 110px rgba(0,0,0,.42),0 0 90px rgba(0,212,255,.10)!important;}
#ra-root .ra-logo{height:clamp(100px,10vw,150px)!important;max-width:min(90%,520px)!important;margin:0 auto 24px!important;display:block!important;}
#ra-root .ra-ltabs{display:grid!important;grid-template-columns:repeat(5,1fr)!important;gap:10px!important;padding:10px!important;border-radius:24px!important;background:rgba(22,32,50,.88)!important;border:1px solid rgba(148,163,184,.12)!important;}
#ra-root .ra-ltab{min-height:54px!important;font-size:15px!important;border-radius:17px!important;display:flex!important;align-items:center!important;justify-content:center!important;}
#ra-root .ra-demo-row{display:grid!important;grid-template-columns:repeat(3,1fr)!important;gap:12px!important;margin:18px 0!important;}
#ra-root .ra-demo-btn{min-height:42px!important;border-radius:16px!important;font-size:14px!important;}
#ra-root .ra-field{min-height:58px!important;border-radius:18px!important;font-size:16px!important;padding:16px 20px!important;background:rgba(22,32,50,.92)!important;}
#ra-root .ra-btn-primary{min-height:62px!important;border-radius:20px!important;font-size:20px!important;}

/* Topbar */
#ra-root .ra-topbar{height:84px!important;padding:0 clamp(24px,4vw,64px)!important;background:rgba(3,12,28,.92)!important;backdrop-filter:blur(18px)!important;border-bottom:1px solid rgba(0,212,255,.16)!important;position:sticky!important;top:0!important;z-index:50!important;}
#ra-root .ra-tb-logo{height:60px!important;max-width:210px!important;object-fit:contain!important;}
#ra-root .ra-tb-right{gap:12px!important;}
#ra-root .ra-tb-role,#ra-root .ra-tb-user,#ra-root .ra-logout{font-size:13px!important;padding:8px 14px!important;border-radius:999px!important;}

/* Alumno */
#ra-root .ra-hero{width:min(100% - 48px,1480px)!important;margin:28px auto 0!important;padding:42px clamp(30px,5vw,70px)!important;border:1px solid rgba(0,212,255,.14)!important;border-radius:30px!important;background:linear-gradient(135deg,rgba(13,27,42,.78),rgba(13,17,34,.76),rgba(22,12,48,.70))!important;box-shadow:0 24px 90px rgba(0,0,0,.24)!important;text-align:center!important;}
#ra-root .ra-welcome{font-size:clamp(34px,4.2vw,56px)!important;line-height:1.05!important;}
#ra-root .ra-hero-sub{font-size:17px!important;margin-top:10px!important;}
#ra-root .ra-demo-limited-banner{display:block;width:min(100% - 48px,1480px);margin:24px auto 0;padding:22px 24px;border-left:5px solid var(--ra-cyan);border-radius:22px;background:rgba(13,27,42,.82);border-top:1px solid rgba(0,212,255,.12);border-right:1px solid rgba(0,212,255,.12);border-bottom:1px solid rgba(0,212,255,.12);font-size:15px;color:#f8fafc;box-shadow:0 18px 48px rgba(0,0,0,.18)}
#ra-root .ra-demo-kicker{font-size:12px;font-weight:900;color:#cbd5e1;letter-spacing:.08em;margin-bottom:8px;text-transform:uppercase}
#ra-root .ra-cursos-grid{width:min(100% - 48px,1480px)!important;max-width:1480px!important;margin:0 auto!important;padding:28px 0 76px!important;display:grid!important;grid-template-columns:repeat(auto-fill,minmax(300px,300px))!important;gap:24px!important;justify-content:start!important;align-items:start!important;flex:0 0 auto!important;}
#ra-root .ra-curso-card{min-height:198px!important;border-radius:24px!important;background:linear-gradient(180deg,rgba(13,27,42,.94),rgba(9,20,35,.96))!important;border:1px solid rgba(0,212,255,.18)!important;box-shadow:0 18px 45px rgba(0,0,0,.22)!important;overflow:hidden!important;}
#ra-root .ra-curso-card:hover{transform:translateY(-6px)!important;box-shadow:0 28px 70px rgba(0,212,255,.14)!important;}
#ra-root .ra-curso-card-header{padding:28px 24px!important;gap:18px!important;min-height:90px!important;}
#ra-root .ra-curso-icon{font-size:44px!important;line-height:1!important;}
#ra-root .ra-curso-card-titulo{font-size:22px!important;line-height:1.05!important;}
#ra-root .ra-curso-card-nivel{font-size:12px!important;margin-top:5px!important;}
#ra-root .ra-curso-card-body{padding:20px 24px 24px!important;}
#ra-root .ra-curso-card-body p{font-size:14px!important;line-height:1.55!important;margin-bottom:14px!important;color:#a9bfd5!important;}
#ra-root .ra-prog-label{font-size:13px!important;}
#ra-root .ra-prog-bar{height:10px!important;background:rgba(22,32,50,.9)!important;}

/* Profesor / Director / Admin */
#ra-root .ra-prof-hero{width:min(100% - 48px,1480px)!important;margin:28px auto 0!important;padding:36px clamp(30px,4vw,58px)!important;border:1px solid rgba(0,212,255,.14)!important;border-radius:30px!important;background:linear-gradient(135deg,rgba(13,27,42,.80),rgba(17,24,51,.72),rgba(14,8,35,.68))!important;box-shadow:0 24px 90px rgba(0,0,0,.24)!important;}
#ra-root .ra-prof-hero h2{font-size:clamp(30px,3.5vw,46px)!important;line-height:1.05!important;}
#ra-root .ra-prof-hero p{font-size:16px!important;margin-top:8px!important;}
#ra-root .ra-pnav,#ra-root .ra-stats-grid,#ra-root .ra-psection,#ra-root .ra-curso-header,#ra-root .ra-filters,#ra-root .ra-grid-wrap{width:min(100% - 48px,1480px)!important;max-width:1480px!important;margin-left:auto!important;margin-right:auto!important;}
#ra-root .ra-pnav{margin-top:22px!important;padding:12px!important;gap:10px!important;border:1px solid rgba(0,212,255,.13)!important;border-radius:24px!important;background:rgba(13,27,42,.75)!important;overflow-x:auto!important;}
#ra-root .ra-pnav-btn{padding:12px 18px!important;border-radius:16px!important;font-size:13px!important;}
#ra-root .ra-stats-grid{padding:24px 0!important;grid-template-columns:repeat(auto-fit,minmax(190px,1fr))!important;gap:18px!important;}
#ra-root .ra-stat-card{min-height:120px!important;border-radius:24px!important;padding:22px!important;background:linear-gradient(180deg,rgba(13,27,42,.90),rgba(8,18,34,.96))!important;border:1px solid rgba(0,212,255,.15)!important;}
#ra-root .ra-sk{font-size:12px!important;}
#ra-root .ra-sv{font-size:38px!important;line-height:1!important;}
#ra-root .ra-sdesc{font-size:12px!important;}
#ra-root .ra-psection{padding:0 0 54px!important;}
#ra-root .ra-psection-title{font-size:14px!important;margin:4px 0 18px!important;}
#ra-root .ra-table-wrap{border-radius:22px!important;background:rgba(13,27,42,.68)!important;}
#ra-root th{font-size:12px!important;padding:15px 16px!important;}
#ra-root td{font-size:14px!important;padding:15px 16px!important;}
#ra-root .ra-view-btn,#ra-root .ra-del-btn,#ra-root .ra-back-btn{padding:9px 14px!important;border-radius:12px!important;font-size:13px!important;}
#ra-root .ra-footer{margin-top:auto!important;padding:28px 0!important;background:transparent!important;border-top:1px solid rgba(0,212,255,.10)!important;}

@media(max-width:760px){
  #ra-root .ra-ltabs{grid-template-columns:1fr 1fr!important;}
  #ra-root .ra-demo-row{grid-template-columns:1fr!important;}
  #ra-root .ra-topbar{height:auto!important;min-height:76px!important;padding:12px 16px!important;align-items:flex-start!important;gap:10px!important;}
  #ra-root .ra-tb-right{flex-wrap:wrap!important;justify-content:flex-end!important;}
  #ra-root .ra-hero,#ra-root .ra-prof-hero,#ra-root .ra-demo-limited-banner,#ra-root .ra-cursos-grid,#ra-root .ra-pnav,#ra-root .ra-stats-grid,#ra-root .ra-psection,#ra-root .ra-curso-header,#ra-root .ra-filters,#ra-root .ra-grid-wrap{width:calc(100% - 28px)!important;}
  #ra-root .ra-cursos-grid{grid-template-columns:1fr!important;}
  #ra-root .ra-stats-grid{grid-template-columns:1fr 1fr!important;}
}

/* ═══════════════════════════════════════
   Robotronics Academy v2.24.9 — Corrección LMS PRO instalada
   Centra alumno, muestra paneles completos y evita tarjetas pegadas a la izquierda.
═══════════════════════════════════════ */
#ra-root #ra-alumno.ra-active,
#ra-root #ra-profesor.ra-active,
#ra-root #ra-director.ra-active,
#ra-root #ra-admin.ra-active{
  display:flex!important;
  flex-direction:column!important;
  align-items:stretch!important;
  width:100%!important;
  max-width:100%!important;
  min-height:100vh!important;
}
#ra-root .ra-topbar{align-self:stretch!important;width:100%!important;box-sizing:border-box!important;}
#ra-root #ra-alumno .ra-hero,
#ra-root #ra-alumno .ra-demo-limited-banner,
#ra-root #ra-alumno .ra-cursos-grid,
#ra-root #ra-profesor .ra-prof-hero,
#ra-root #ra-director .ra-prof-hero,
#ra-root #ra-admin .ra-prof-hero,
#ra-root #ra-profesor .ra-pnav,
#ra-root #ra-director .ra-pnav,
#ra-root #ra-admin .ra-pnav,
#ra-root #ra-profesor .ra-stats-grid,
#ra-root #ra-director .ra-stats-grid,
#ra-root #ra-admin .ra-stats-grid,
#ra-root #ra-profesor .ra-psection,
#ra-root #ra-director .ra-psection,
#ra-root #ra-admin .ra-psection{
  width:min(100% - 56px,1480px)!important;
  max-width:1480px!important;
  margin-left:auto!important;
  margin-right:auto!important;
  box-sizing:border-box!important;
}
#ra-root #ra-alumno .ra-cursos-grid{
  display:grid!important;
  grid-template-columns:repeat(auto-fit,minmax(300px,320px))!important;
  gap:24px!important;
  justify-content:start!important;
  align-content:start!important;
  padding-top:28px!important;
  padding-bottom:90px!important;
}
#ra-root #ra-alumno .ra-curso-card{height:auto!important;min-height:198px!important;max-height:none!important;}
#ra-root .ra-demo-limited-banner{box-sizing:border-box!important;}
#ra-root .ra-dir-empty-note{width:min(100% - 56px,1480px);margin:20px auto;color:#93a9bf}
@media(max-width:760px){
  #ra-root #ra-alumno .ra-hero,
  #ra-root #ra-alumno .ra-demo-limited-banner,
  #ra-root #ra-alumno .ra-cursos-grid,
  #ra-root #ra-profesor .ra-prof-hero,
  #ra-root #ra-director .ra-prof-hero,
  #ra-root #ra-admin .ra-prof-hero,
  #ra-root #ra-profesor .ra-pnav,
  #ra-root #ra-director .ra-pnav,
  #ra-root #ra-admin .ra-pnav,
  #ra-root #ra-profesor .ra-stats-grid,
  #ra-root #ra-director .ra-stats-grid,
  #ra-root #ra-admin .ra-stats-grid,
  #ra-root #ra-profesor .ra-psection,
  #ra-root #ra-director .ra-psection,
  #ra-root #ra-admin .ra-psection{width:calc(100% - 28px)!important;}
  #ra-root #ra-alumno .ra-cursos-grid{grid-template-columns:1fr!important;}
}


/* ROBOTRONICS PRACTICE MODAL PRO + FULLSCREEN RESOURCE VIEWER */
#ra-root .ra-overlay{
  align-items:center!important;
  padding:28px!important;
  overflow:hidden!important;
}
#ra-root .ra-practice-modal{
  width:min(96vw,1180px)!important;
  max-width:1180px!important;
  max-height:92vh!important;
  display:flex!important;
  flex-direction:column!important;
  border-radius:28px!important;
  box-shadow:0 28px 90px rgba(0,0,0,.55)!important;
}
#ra-root .ra-practice-modal .ra-modal-banner{
  height:210px!important;
  flex:0 0 auto!important;
}
#ra-root .ra-practice-modal .ra-modal-body{
  padding:0 34px 34px!important;
  overflow-y:auto!important;
  scrollbar-width:thin;
}
#ra-root .ra-modal-title{
  font-size:clamp(28px,3.2vw,48px)!important;
  line-height:1.05!important;
  margin:8px 0 16px!important;
}
#ra-root .ra-modal-num{font-size:13px!important;letter-spacing:.16em!important;margin-top:6px!important;}
#ra-root .ra-modal-meta{
  display:grid!important;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr))!important;
  gap:12px!important;
  padding:16px!important;
  border-radius:18px!important;
  margin-bottom:20px!important;
}
#ra-root .ra-tabs{
  position:sticky!important;
  top:0!important;
  z-index:8!important;
  padding:8px!important;
  gap:8px!important;
  border-radius:18px!important;
  margin:0 0 24px!important;
  background:rgba(13,27,42,.96)!important;
  backdrop-filter:blur(12px)!important;
  flex-wrap:wrap!important;
  overflow:visible!important;
}
#ra-root .ra-tab{
  padding:10px 14px!important;
  border-radius:999px!important;
  font-size:13px!important;
  min-height:38px!important;
  white-space:nowrap!important;
}
#ra-root .ra-tab-panel.ra-on{
  display:block!important;
  animation:raFadeIn .18s ease-out;
}
@keyframes raFadeIn{from{opacity:.25;transform:translateY(6px)}to{opacity:1;transform:none}}
#ra-root .ra-tab-panel{
  padding:6px 0 16px!important;
}
#ra-root .ra-section-title{
  margin:24px 0 14px!important;
  font-size:15px!important;
  letter-spacing:.08em!important;
}
#ra-root .ra-fun-box,
#ra-root .ra-tip-card,
#ra-root .ra-diagram-wrap,
#ra-root .ra-code-wrap{
  border-radius:20px!important;
  padding:18px!important;
}
#ra-root .ra-diagram-wrap{
  min-height:260px!important;
  overflow:auto!important;
}
#ra-root .ra-steps-list{
  display:grid!important;
  gap:14px!important;
}
#ra-root .ra-steps-list li{
  border:1px solid var(--ra-border)!important;
  border-radius:18px!important;
  background:rgba(13,27,42,.65)!important;
  padding:14px!important;
}
#ra-root .ra-mat-grid,
#ra-root .ra-tip-cards{
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr))!important;
  gap:16px!important;
}
#ra-root .ra-media-card{
  background:#020818;
  border:1px solid var(--ra-border);
  border-radius:20px;
  padding:14px;
  min-height:100%;
}
#ra-root .ra-media-title{font-weight:950;font-size:15px;margin-top:10px;color:var(--ra-text);line-height:1.25;}
#ra-root .ra-media-desc{font-size:12px;color:var(--ra-text2);line-height:1.6;margin-top:7px;}
#ra-root .ra-media-placeholder,
#ra-root .ra-media-doc{
  min-height:190px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:16px;
  background:#010612;
  font-size:56px;
  border:1px solid rgba(148,163,184,.12);
}
#ra-root .ra-media-preview{
  width:100%;
  border:0;
  background:transparent;
  padding:0;
  margin:0;
  color:inherit;
  cursor:pointer;
  position:relative;
  display:block;
  text-align:left;
}
#ra-root .ra-media-preview img{
  width:100%;
  height:200px;
  object-fit:cover;
  border-radius:16px;
  background:#010612;
  border:1px solid rgba(148,163,184,.12);
}
#ra-root .ra-media-preview span{
  position:absolute;
  right:10px;
  bottom:10px;
  background:linear-gradient(90deg,var(--ra-cyan),var(--ra-purple));
  color:white;
  border-radius:999px;
  padding:7px 11px;
  font-size:12px;
  font-weight:900;
  box-shadow:0 8px 24px rgba(0,0,0,.35);
}
.ra-resource-viewer{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.92);
  backdrop-filter:blur(12px);
  z-index:10050;
  display:none;
  align-items:center;
  justify-content:center;
  padding:24px;
}
.ra-resource-viewer.ra-open{display:flex;}
.ra-resource-viewer-panel{
  width:min(96vw,1500px);
  height:min(92vh,980px);
  background:#020818;
  border:1px solid #164E63;
  border-radius:24px;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  box-shadow:0 32px 110px rgba(0,0,0,.65);
}
.ra-resource-viewer-head{
  padding:16px 18px;
  border-bottom:1px solid #164E63;
  background:linear-gradient(90deg,#071A33,#0B1028);
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:18px;
}
.ra-resource-viewer-kicker{
  color:#93C5FD;
  font-size:11px;
  font-weight:950;
  text-transform:uppercase;
  letter-spacing:.15em;
}
.ra-resource-viewer-title{
  color:#F8FAFC;
  font-size:20px;
  font-weight:950;
  line-height:1.2;
}
.ra-resource-viewer-actions{display:flex;align-items:center;gap:10px;}
.ra-resource-close{position:static!important;flex:0 0 auto;}
.ra-resource-viewer-body{
  flex:1;
  min-height:0;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:auto;
  padding:18px;
}
.ra-resource-full-img{
  max-width:100%;
  max-height:100%;
  object-fit:contain;
  border-radius:16px;
}
.ra-resource-full-frame,
.ra-resource-full-video{
  width:100%;
  height:100%;
  border:0;
  border-radius:16px;
  background:#000;
}
.ra-resource-file-preview{
  text-align:center;
  max-width:560px;
  color:#CBD5E1;
  line-height:1.7;
}
.ra-resource-file-icon{font-size:84px;margin-bottom:14px;}
@media(max-width:760px){
  #ra-root .ra-overlay{padding:10px!important;}
  #ra-root .ra-practice-modal{width:100%!important;max-height:96vh!important;border-radius:20px!important;}
  #ra-root .ra-practice-modal .ra-modal-banner{height:150px!important;}
  #ra-root .ra-practice-modal .ra-modal-body{padding:0 16px 22px!important;}
  #ra-root .ra-tabs{gap:6px!important;padding:6px!important;}
  #ra-root .ra-tab{font-size:12px!important;padding:8px 10px!important;}
  .ra-resource-viewer{padding:8px;}
  .ra-resource-viewer-panel{width:100%;height:96vh;border-radius:18px;}
  .ra-resource-viewer-title{font-size:16px;}
}