/* Auto Avance lesson page (0.6.0): the text below the video, same look as the assistant. Loaded on lessons whose content has .aal */
.aal{--aal-blue:#2f7bf6;--aal-brand:#016893;--aal-ink:#0a1726;--aal-ink-2:#13283f;--aal-card:var(--card,#fff);--aal-soft:var(--muted-fill,#f4f7fb);--aal-line:var(--hairline,#e4e9f0);--aal-text:var(--text,#0f172a);--aal-text-2:var(--text-2,#5b6678);
  display:flex;flex-direction:column;gap:36px;margin:8px 0 32px;color:var(--aal-text);font-size:16px;line-height:1.65;text-align:left}
.aal *{box-sizing:border-box}
.aal h2,.aal h3{margin:0;font-family:var(--font-heading,inherit);color:var(--aal-text);letter-spacing:-.01em;line-height:1.25}
.aal p{margin:0}
.aal ul.aal__learn,.aal ol.aal__topics,.aal dl.aal__terms{margin:0;padding:0;list-style:none}
.aal .aal__learn>li,.aal .aal__topics>li,.aal .aal__term{margin:0}
.aal__sec{display:flex;flex-direction:column;gap:16px}
.aal__h{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700}
.aal__h svg{flex:none;width:32px;height:32px;padding:7px;border-radius:10px;background:rgba(47,123,246,.1);color:var(--aal-blue)}

/* Hero: one meta row (class chip + case-study label) over a hairline, then the introduction */
.aal__hero{position:relative;overflow:hidden;padding:26px 30px 28px;border-radius:20px;background:radial-gradient(120% 140% at 0% 0%,#1d3d63 0%,var(--aal-ink-2) 45%,var(--aal-ink) 100%);color:#e8eef7}
.aal__hero::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(79,155,255,.28),transparent 70%);pointer-events:none}
.aal__meta{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:8px 14px;margin-bottom:18px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.12)}
.aal__part{display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:999px;background:linear-gradient(135deg,#4f9bff,var(--aal-blue));font-size:13px;font-weight:700;color:#fff;white-space:nowrap;box-shadow:0 4px 12px rgba(47,123,246,.35)}
.aal .aal__eyebrow{margin:0;font-size:12px;font-weight:700;letter-spacing:.06em;line-height:1.4;text-transform:uppercase;color:#9cc3ff}
.aal__lead{position:relative;max-width:68ch;font-size:16.5px;line-height:1.75;color:#d7e2f0}

/* What you will learn */
.aal__learn{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:10px;margin:0;padding:0;list-style:none}
.aal__learn li{position:relative;padding:12px 14px 12px 44px;border:1px solid var(--aal-line);border-radius:14px;background:var(--aal-card);font-size:15px;line-height:1.5}
.aal__learn li::before{content:"";position:absolute;left:14px;top:14px;width:20px;height:20px;border-radius:50%;background:rgba(34,197,94,.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%2316a34a' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/12px no-repeat}

/* Topics: numbered path */
.aal__topics{margin:0;padding:0;list-style:none;counter-reset:aal}
.aal__topics li{position:relative;padding:0 0 18px 50px;counter-increment:aal}
.aal__topics li::before{content:counter(aal);position:absolute;left:0;top:0;display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:linear-gradient(140deg,#4f9bff,var(--aal-blue) 45%,var(--aal-brand));color:#fff;font-size:14px;font-weight:800;box-shadow:0 4px 12px rgba(47,123,246,.3)}
.aal__topics li::after{content:"";position:absolute;left:16px;top:38px;bottom:4px;width:2px;background:var(--aal-line)}
.aal__topics li:last-child{padding-bottom:0}.aal__topics li:last-child::after{display:none}
.aal__topics h3{margin:5px 0 4px;font-size:17px;font-weight:700}
.aal__topics p{color:var(--aal-text-2);font-size:15.5px}

/* Key concepts */
.aal__terms{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px;margin:0}
.aal__term{padding:13px 14px;border:1px solid var(--aal-line);border-left:3px solid var(--aal-blue);border-radius:12px;background:var(--aal-card)}
.aal__term dt{margin:0 0 3px;font-weight:700;font-size:15px;color:var(--aal-text)}
.aal__term dd{margin:0;font-size:14.5px;line-height:1.55;color:var(--aal-text-2)}

/* Central idea */
.aal__idea{padding:18px 20px;border-radius:16px;background:linear-gradient(135deg,rgba(47,123,246,.07),rgba(1,104,147,.05));border:1px solid rgba(47,123,246,.18)}
.aal__idea p{font-size:16px;line-height:1.7}

/* Practice and good practices */
.aal__duo{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px}
.aal__box{padding:16px 18px;border-radius:16px;border:1px solid var(--aal-line);background:var(--aal-card)}
.aal__box h3{display:flex;align-items:center;gap:8px;margin-bottom:8px;font-size:16px;font-weight:700}
.aal__box h3 svg{width:20px;height:20px;flex:none}
.aal__box--do h3 svg{color:var(--aal-blue)}
.aal__box--safe{background:rgba(245,158,11,.06);border-color:rgba(245,158,11,.32)}
.aal__box--safe h3 svg{color:#d97706}
.aal__box ul{margin:0;padding-left:18px}.aal__box li{margin:0 0 6px;font-size:15px;line-height:1.55}.aal__box li:last-child{margin:0}
.aal__box p{font-size:15px;line-height:1.6}
.aal .aal__voice{margin:0 0 6px;font-weight:700;font-style:italic;color:var(--aal-text)}

/* Class material */
.aal__dl{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;align-items:start;padding:20px;border-radius:18px;background:radial-gradient(120% 140% at 100% 0%,#1d3d63 0%,var(--aal-ink-2) 50%,var(--aal-ink) 100%);color:#d7e2f0}
.aal__dl-icon{grid-row:span 3;display:grid;place-items:center;width:52px;height:52px;border-radius:15px;background:linear-gradient(140deg,#4f9bff 0%,var(--aal-blue) 45%,var(--aal-brand) 100%);color:#fff;box-shadow:0 0 0 1px rgba(255,255,255,.18) inset,0 6px 18px rgba(47,123,246,.45)}
.aal__dl-icon svg{width:26px;height:26px}
.aal__dl h2{font-size:19px;font-weight:700;color:#fff}
.aal__dl-meta{font-size:12.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:#9cc3ff}
.aal__dl-text{font-size:15px;line-height:1.6;color:#d7e2f0}
.aal__dl-go{grid-column:2;margin-top:8px}
.aal__dl-go p{margin:0}
.aal__dl .edd_download_purchase_form,.aal__dl .edd_free_downloads_form_class{margin:0}
.aal .aal__dl a.edd-submit,.aal .aal__dl .edd-submit.button,.aal__dl-link{display:inline-flex;align-items:center;gap:9px;padding:12px 20px !important;border:0 !important;border-radius:12px !important;background:#fff !important;color:var(--aal-ink) !important;font:inherit;font-size:15px !important;font-weight:700 !important;line-height:1.2 !important;text-decoration:none !important;box-shadow:0 6px 18px rgba(0,0,0,.25) !important;text-shadow:none !important;transition:transform .15s,box-shadow .15s}
.aal .aal__dl a.edd-submit::before,.aal__dl-link::before{content:"";width:18px;height:18px;flex:none;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%232f7bf6' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round' d='M12 3v12m0 0l-4-4m4 4l4-4M5 21h14'/%3E%3C/svg%3E") center/contain no-repeat}
.aal .aal__dl a.edd-submit:hover,.aal__dl-link:hover{transform:translateY(-1px);box-shadow:0 10px 24px rgba(0,0,0,.3) !important}
.aal .aal__dl a.edd-submit:focus-visible,.aal__dl-link:focus-visible{outline:2px solid #9cc3ff;outline-offset:3px}
.aal__dl-note{grid-column:2;margin-top:4px;font-size:13px;color:#9fb2c8}

/* Ask the assistant */
.aal__ask{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:14px;border:1px dashed rgba(47,123,246,.35);background:var(--aal-soft);font-size:14.5px;color:var(--aal-text-2)}
.aal__ask svg{flex:none;width:30px;height:30px;padding:6px;border-radius:9px;background:linear-gradient(140deg,#4f9bff,var(--aal-brand));color:#fff}
.aal__ask b{color:var(--aal-text)}
.aal__ask--qs{align-items:flex-start}
.aal__ask--qs p{margin:0}
.aal__qs{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.aal__q{padding:9px 14px;border:1px solid rgba(47,123,246,.35);border-radius:999px;background:#fff;color:var(--aal-brand);font:inherit;font-size:14px;font-weight:600;line-height:1.35;text-align:left;cursor:pointer;transition:background .15s,border-color .15s}
.aal__q:hover{background:rgba(47,123,246,.08);border-color:var(--aal-brand)}
.aal__q:focus-visible{outline:2px solid var(--aal-brand);outline-offset:2px}

@media (max-width:640px){
  .aal{gap:28px;font-size:15.5px}
  .aal__hero{padding:20px 18px 22px}
  .aal__lead{font-size:15.5px;line-height:1.7}
  .aal__h{font-size:18px}
  .aal__dl{grid-template-columns:1fr;padding:18px 16px}
  .aal__dl-icon{grid-row:auto}
  .aal__dl-go,.aal__dl-note{grid-column:1}
  .aal__topics li{padding-left:46px}
}

/* Live-session lesson ("Transmisión en vivo"): what this space is for while no session is running */
.aal__live{position:relative;overflow:hidden;display:grid;grid-template-columns:auto 1fr;gap:6px 20px;align-items:start;padding:28px 30px;border-radius:20px;background:radial-gradient(120% 140% at 0% 0%,#1d3d63 0%,var(--aal-ink-2) 45%,var(--aal-ink) 100%);color:#d7e2f0}
.aal__live-icon{grid-row:span 3;display:grid;place-items:center;width:64px;height:64px;border-radius:18px;background:linear-gradient(140deg,#f87171,#dc2626);color:#fff;box-shadow:0 8px 22px rgba(220,38,38,.4)}
.aal__live-icon svg{width:32px;height:32px}
.aal__live-badge{justify-self:start;display:inline-flex;align-items:center;gap:8px;padding:4px 12px;border-radius:999px;background:#dc2626;color:#fff;font-size:12px;font-weight:800;letter-spacing:.1em}
.aal__live-badge i{width:8px;height:8px;border-radius:50%;background:#fff;animation:aal-pulse 1.6s infinite}
@keyframes aal-pulse{0%{box-shadow:0 0 0 0 rgba(255,255,255,.75)}70%{box-shadow:0 0 0 8px rgba(255,255,255,0)}100%{box-shadow:0 0 0 0 rgba(255,255,255,0)}}
.aal .aal__live h2{font-size:22px;font-weight:800;color:#fff}
.aal__live p{font-size:16px;line-height:1.7;max-width:62ch}
.aal__live-note{grid-column:2;margin-top:6px !important;padding-top:12px;border-top:1px solid rgba(255,255,255,.12);font-size:14.5px !important;color:#9fb2c8}
@media (prefers-reduced-motion:reduce){.aal__live-badge i{animation:none}}
@media (max-width:640px){.aal__live{grid-template-columns:1fr;padding:22px 18px}.aal__live-icon{grid-row:auto;width:54px;height:54px}.aal__live-note{grid-column:1}}

/* Course presentation and "prepare before class 1" pages: video cards and the syllabus */
.aal__vids{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px;margin:0;padding:0;list-style:none}
.aal .aal__vids>li{margin:0}
.aal__vid{display:flex;gap:14px;align-items:flex-start;height:100%;padding:16px;border:1px solid var(--aal-line);border-radius:16px;background:var(--aal-card);color:var(--aal-text);text-decoration:none !important;transition:border-color .15s,box-shadow .15s,transform .15s}
.aal__vid:hover{border-color:var(--aal-blue);box-shadow:0 8px 22px rgba(15,23,42,.08);transform:translateY(-1px)}
.aal__vid-n{flex:none;display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:linear-gradient(140deg,#4f9bff,var(--aal-blue) 45%,var(--aal-brand));color:#fff}
.aal__vid-n svg{width:20px;height:20px}
.aal__vid b{display:block;margin-bottom:3px;font-size:15.5px;line-height:1.35}
.aal__vid span{display:block;font-size:14px;line-height:1.55;color:var(--aal-text-2)}
.aal__vid small{display:inline-block;margin-top:8px;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--aal-blue)}
.aal__syl{margin:0;padding:0;list-style:none;border:1px solid var(--aal-line);border-radius:16px;background:var(--aal-card);overflow:hidden}
.aal .aal__syl>li{display:grid;grid-template-columns:96px 1fr;gap:12px;margin:0;padding:12px 16px;border-top:1px solid var(--aal-line)}
.aal .aal__syl>li:first-child{border-top:0}
.aal__syl b{font-size:13px;font-weight:800;letter-spacing:.03em;text-transform:uppercase;color:var(--aal-blue);padding-top:2px}
.aal__syl span{font-size:15px;line-height:1.5}
.aal__cta{display:inline-flex;align-items:center;gap:8px;margin-top:4px;padding:11px 18px;border-radius:12px;background:linear-gradient(135deg,var(--aal-blue),#1f5fd1);color:#fff !important;font-weight:700;text-decoration:none !important;box-shadow:0 6px 16px rgba(47,123,246,.3)}
@media (max-width:640px){.aal .aal__syl>li{grid-template-columns:1fr;gap:2px}}

/* Certificate with Trusted QR verification: the seal (theme image) beside what the student gets */
.aal__cert{display:grid;grid-template-columns:150px 1fr;gap:8px 26px;align-items:center;padding:24px 26px;border-radius:20px;border:1px solid rgba(47,123,246,.22);background:linear-gradient(135deg,var(--aal-card) 0%,var(--aal-soft) 100%)}
.aal__cert-seal{grid-row:1 / span 5;align-self:start}
.aal__cert-seal img{display:block;width:150px;height:auto;max-width:none}
.aal__cert-meta{font-size:12.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--aal-blue)}
.aal .aal__cert h2{font-size:21px;font-weight:800}
.aal__cert>p{color:var(--aal-text-2);font-size:15.5px}
.aal ul.aal__cert-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px;margin:8px 0 0;padding:0;list-style:none}
.aal .aal__cert-list>li{position:relative;margin:0;padding:0 0 0 30px;font-size:14.5px;line-height:1.55;color:var(--aal-text-2)}
.aal__cert-list li::before{content:"";position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;background:#16a34a url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E") center/14px no-repeat}
.aal__cert-list b{display:block;color:var(--aal-text)}
.aal__cert-go{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin-top:10px}
.aal__cert-go .aal__cta{margin:0}
.aal__cert-go small{font-size:13px;color:var(--aal-text-2)}
@media (max-width:640px){.aal__cert{grid-template-columns:1fr;padding:20px 18px;text-align:left}.aal__cert-seal{grid-row:auto;justify-self:center}.aal__cert-seal img{width:120px}}

/* Pre-course video topics: next step at the end */
.aal__next{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px}
.aal__next .aal__cta{margin:0}
.aal__back{font-size:14.5px;font-weight:600;color:var(--aal-blue) !important}

/* Lesson diagram (manufacturer plate, upscaled): white card, tap to open full size */
.aal__fig{margin:0;border:1px solid var(--aal-line);border-radius:16px;overflow:hidden;background:#fff}
.aal__fig a{display:block;padding:14px;background:#fff;cursor:zoom-in}
.aal__fig img{display:block;width:100%;max-width:820px;height:auto;margin:0 auto}
.aal__fig figcaption{padding:12px 16px;border-top:1px solid var(--aal-line);background:var(--aal-soft);font-size:14.5px;line-height:1.55;color:var(--aal-text-2)}
.aal__fig figcaption span{display:block;margin-top:2px;font-size:12.5px;color:var(--aal-blue);font-weight:600}