/* =========================================================================
   aula.css — "Domina Claude · Aula" (classroom)
   Editorial minimal · light-first (direccion Apple). Base blanca, navy como
   unico acento; verde sobrio (--ok) solo para "completado". Tokens en Aula.html.
   ========================================================================= */
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
[hidden]{display:none!important}
img{max-width:100%}
::selection{background:#d7e3f1;color:var(--ink)}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:400;letter-spacing:-.012em;line-height:1.1;text-wrap:balance;color:var(--ink)}
input,textarea{font-family:inherit}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
.wrap.narrow{max-width:820px}
.eyebrow{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--navy-600);font-weight:500}

/* progress bar */
.progress-top{position:fixed;top:0;left:0;height:2px;width:0;z-index:90;background:var(--navy-600);transition:width .12s linear}

/* ===================== NAV ===================== */
.nav{position:sticky;top:0;left:0;right:0;z-index:70;background:rgba(255,255,255,.82);
  backdrop-filter:blur(16px) saturate(1.1);border-bottom:1px solid var(--rule)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:13px 32px;display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--navy-600)}
.brand .bn{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--ink)}
.brand .bn b{color:var(--navy-600);font-weight:600}
.brand .by{color:var(--muted);padding-left:6px}
.nav-tabs{display:flex;gap:4px;margin:0 auto}
.tabbtn{font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);padding:8px 15px;border-radius:9px;transition:.2s var(--ease)}
.tabbtn:hover{color:var(--ink);background:var(--paper-2)}
.tabbtn.active{color:var(--navy-600);background:var(--azure-tint)}
.nav-cta{display:flex;align-items:center;gap:12px;flex:0 0 auto}
/* breadcrumb al hub (altto › Aula) */
.nav-home{display:flex;align-items:center;gap:9px;flex:0 0 auto;font-family:var(--font-serif);font-size:17px;color:var(--muted)}
.nav-home:hover{color:var(--navy-600)}
.nav-home .nh-sep{color:var(--rule);font-size:15px}
@media(max-width:560px){.nav-home{display:none}}

/* tira "cursos listados" en el aula */
.courses-strip{padding-top:30px}
.cs-label{font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.cs-list{display:flex;gap:14px;margin-top:14px;flex-wrap:wrap}
.cs-card{display:flex;align-items:center;gap:13px;background:#fff;border:1px solid var(--rule);border-radius:14px;padding:14px 18px;min-width:228px}
.cs-card.active{border-color:#cdd6e2;box-shadow:var(--shadow)}
.cs-card.soon{background:var(--paper-2);border-style:dashed;opacity:.85}
.cs-k{width:38px;height:38px;border-radius:10px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:15px;color:#fff;background:var(--navy)}
.cs-card.soon .cs-k{background:#c9ccd2;font-family:var(--font-mono);font-size:18px}
.cs-t{display:flex;flex-direction:column;line-height:1.2}
.cs-t b{font-size:14px;color:var(--ink);font-weight:600}
.cs-t small{font-family:var(--font-mono);font-size:10px;letter-spacing:.04em;color:var(--muted);margin-top:3px}
.cs-card.active .cs-t small{color:var(--navy-600)}
@media(max-width:680px){.cs-card{min-width:0;flex:1 1 100%}}

/* ===================== MIS TALLERES ===================== */
.view-talleres .tl-head{max-width:720px;margin:54px auto 34px;text-align:center}
.tl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px;
  max-width:var(--maxw);margin:0 auto 40px}
.tl-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--rule);
  border-radius:18px;padding:24px 24px 22px;box-shadow:var(--shadow);transition:.25s var(--ease)}
.tl-card.active{border-color:#cdd6e2}
.tl-card.active.unlocked:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.tl-card.soon{background:var(--paper-2);border-style:dashed;box-shadow:none}
.tl-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.tl-k{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-serif);font-size:18px;color:#fff;letter-spacing:.02em}
.tl-card.soon .tl-k{background:#c9ccd2!important;font-family:var(--font-mono);font-size:15px}
.tl-chip{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:10.5px;
  letter-spacing:.08em;text-transform:uppercase;padding:5px 10px;border-radius:999px;font-weight:500}
.tl-chip svg{width:13px;height:13px}
.tl-chip.ok{background:#e8f3ee;color:var(--ok)}
.tl-chip.lock{background:var(--azure-tint);color:var(--navy-600)}
.tl-chip.soon{background:#ececea;color:var(--muted)}
.tl-card h3{font-family:var(--font-serif);font-size:21px;font-weight:500;color:var(--ink);line-height:1.15}
.tl-desc{margin-top:9px;font-size:14.5px;color:var(--ink-2);line-height:1.5;flex:0 0 auto}
.tl-prog{margin-top:16px}
.tl-bar{height:6px;border-radius:999px;background:var(--paper-3);overflow:hidden}
.tl-bar span{display:block;height:100%;background:var(--navy-600);border-radius:999px;transition:width .5s var(--ease)}
.tl-progtxt{display:block;margin-top:7px;font-family:var(--font-mono);font-size:10.5px;letter-spacing:.04em;color:var(--muted)}
.tl-meta{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:16px;font-family:var(--font-mono);
  font-size:10.5px;letter-spacing:.04em;color:var(--muted);text-transform:uppercase}
.tl-cta{margin-top:auto;padding-top:18px}
.btn.block[disabled]{opacity:.5;cursor:default;pointer-events:none}
@media(max-width:680px){.tl-grid{grid-template-columns:1fr}}

/* buttons — sans, sentence case */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-sans);font-size:14px;letter-spacing:0;text-transform:none;font-weight:500;
  padding:11px 18px;border-radius:10px;border:1px solid transparent;transition:.22s var(--ease)}
.btn svg{width:16px;height:16px}
.btn.primary,.btn.light{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn.primary:hover,.btn.light:hover{background:var(--navy-600);border-color:var(--navy-600);transform:translateY(-1px)}
.btn.ghost-d{background:#fff;border-color:var(--rule);color:var(--ink)}
.btn.ghost-d:hover{background:var(--paper-2);border-color:#d6d7d2}
.btn.block{width:100%;padding:14px}
.btn.sm{padding:9px 14px;font-size:13px}
@media(max-width:920px){.unlock-cta{display:none}}

/* user menu */
.user-menu{position:relative}
.avatar{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:13px;font-weight:500;color:#fff;border:1px solid var(--rule)}
.user-pop{position:absolute;right:0;top:46px;background:#fff;border:1px solid var(--rule);
  border-radius:14px;padding:8px;min-width:210px;box-shadow:var(--shadow);z-index:80}
.up-head{padding:10px 12px;border-bottom:1px solid var(--rule);margin-bottom:6px}
.up-name{display:block;font-size:14px;color:var(--ink)}
.up-role{display:inline-block;margin-top:5px;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--navy-600);background:var(--azure-tint);padding:3px 8px;border-radius:5px}
/* ===================== PREMIUM ===================== */
.premium-badge{display:inline-flex;align-items:center;gap:5px;font-family:var(--font-mono);font-size:10px;
  letter-spacing:.12em;text-transform:uppercase;font-weight:600;color:#6b4e00;
  background:linear-gradient(135deg,#fff3c4,#f6d365);border:1px solid #e3b505;
  padding:4px 10px;border-radius:999px;box-shadow:0 1px 3px rgba(160,120,0,.18)}
.premium-badge .pb-star{font-size:11px;line-height:1}
.nav-premium{margin-right:4px}
@media (max-width:640px){.nav-premium{display:none}}
.up-role.is-premium{color:#6b4e00;background:linear-gradient(135deg,#fff3c4,#f6d365);
  border:1px solid #e3b505}
.avatar.is-premium{box-shadow:0 0 0 2px #f6d365,0 0 0 3px #e3b505}
.up-item{display:block;width:100%;text-align:left;padding:10px 12px;border-radius:8px;font-size:14px;color:var(--ink-2)}
.up-item:hover{background:var(--paper-2);color:var(--ink)}

/* ===================== VERIFY BANNER ===================== */
.verify-banner{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;
  background:var(--azure-tint);border-bottom:1px solid var(--rule);
  padding:11px 22px;font-size:13.5px;color:var(--ink-2);text-align:center}
.verify-banner b{color:var(--navy-600)}
.verify-banner button{font-family:var(--font-sans);font-size:13px;font-weight:500;
  color:#fff;background:var(--navy);padding:8px 15px;border-radius:8px;white-space:nowrap}
.verify-banner button:hover{background:var(--navy-600)}
.verify-banner button:disabled{opacity:.6;cursor:default}

/* ===================== VIEWS ===================== */
.view{display:none;animation:fade .35s var(--ease)}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(6px)}}

/* hero */
.aula-hero{padding:60px 0 36px;background:var(--paper);border-bottom:1px solid var(--rule)}
.aula-hero .eyebrow{display:block;margin-bottom:16px}
.aula-hero h1{font-size:clamp(32px,4.4vw,54px);font-weight:300;letter-spacing:-.022em;color:var(--ink)}
.aula-hero h1 em{font-style:italic;color:var(--navy-600)}
.aula-hero .lead{font-size:clamp(15px,1.5vw,18px);color:var(--ink-2);font-weight:400;max-width:64ch;margin-top:18px;line-height:1.55}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-meta .chip{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11px;
  letter-spacing:.06em;color:var(--ink-2);background:var(--paper-2);border:1px solid var(--rule);
  padding:7px 13px;border-radius:999px}
.hero-meta .chip b{color:var(--navy-600)}
.hero-meta .chip .cdot{width:6px;height:6px;border-radius:50%;background:var(--navy-600)}

/* ===================== CLASSROOM ===================== */
.classroom{display:grid;grid-template-columns:1fr 360px;gap:30px;padding-top:38px;padding-bottom:80px;align-items:start}
@media(max-width:1080px){.classroom{grid-template-columns:1fr}}

.player-shell{border-radius:16px;overflow:hidden;border:1px solid var(--rule);background:#fff;box-shadow:var(--shadow)}
.player-frame{position:relative;aspect-ratio:16/9;width:100%;background:var(--paper-3)}
.player-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.player-skeleton{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* locked overlay */
.locked-panel{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:34px;background:var(--paper-2)}
.locked-panel .lk-ic{width:60px;height:60px;border-radius:16px;background:var(--azure-tint);
  display:flex;align-items:center;justify-content:center;color:var(--navy-600);margin-bottom:18px}
.locked-panel .lk-ic svg{width:28px;height:28px}
.locked-panel h3{font-size:22px;color:var(--ink);font-weight:400;max-width:22ch}
.locked-panel p{color:var(--ink-2);font-size:14.5px;margin:12px 0 22px;max-width:42ch;line-height:1.55}
.locked-panel .lk-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}

/* lesson head */
.lesson-head{margin-top:26px}
.lesson-head .lh-mod{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--navy-600)}
.lesson-head h2{font-size:clamp(23px,3vw,32px);font-weight:400;color:var(--ink);margin-top:10px}
.lesson-head .lh-meta{display:flex;flex-wrap:wrap;gap:16px;margin-top:14px;font-family:var(--font-mono);font-size:11.5px;color:var(--muted)}
.lesson-head .lh-meta span{display:inline-flex;align-items:center;gap:7px}
.lesson-head .lh-meta svg{width:14px;height:14px;color:var(--muted)}
.lh-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px;align-items:center}
.complete-btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--font-sans);font-size:14px;font-weight:500;
  padding:11px 18px;border-radius:10px;border:1px solid var(--rule);color:var(--ink);background:#fff;transition:.2s}
.complete-btn:hover{border-color:#d6d7d2;background:var(--paper-2)}
.complete-btn.done{background:rgba(63,145,112,.1);border-color:rgba(63,145,112,.4);color:var(--ok)}
.complete-btn svg{width:16px;height:16px}
.zoom-link{font-family:var(--font-mono);font-size:11.5px;color:var(--muted);display:inline-flex;align-items:center;gap:7px}
.zoom-link:hover{color:var(--navy-600)}
.zoom-link svg{width:14px;height:14px}

/* lesson body */
.lesson-body{margin-top:30px;padding-top:30px;border-top:1px solid var(--rule)}
.lesson-body .lb-desc{font-size:16px;line-height:1.7;color:var(--ink-2);font-weight:400;max-width:70ch}
.lesson-body h4{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--navy-600);margin:28px 0 16px}
.temario{list-style:none;display:grid;gap:11px}
.temario li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink);line-height:1.5}
.temario li .tk{width:18px;height:18px;flex:0 0 auto;margin-top:3px;color:var(--navy-600)}

/* ===================== PLAYLIST ===================== */
.playlist-card{position:sticky;top:80px;background:#fff;border:1px solid var(--rule);border-radius:16px;overflow:hidden}
.pl-head{display:flex;align-items:center;justify-content:space-between;padding:18px 20px 14px;border-bottom:1px solid var(--rule)}
.pl-title{font-family:var(--font-serif);font-size:17px;color:var(--ink)}
.pl-prog{font-family:var(--font-mono);font-size:11px;color:var(--muted);letter-spacing:.04em}
.playlist{display:flex;flex-direction:column}
.pl-item{display:flex;gap:13px;padding:13px 20px;border-top:1px solid var(--rule);text-align:left;
  width:100%;transition:.18s var(--ease);align-items:center}
.pl-item:first-child{border-top:none}
.pl-item:hover{background:var(--paper-2)}
.pl-item.active{background:var(--azure-tint)}
.pl-thumb{width:54px;height:36px;border-radius:8px;flex:0 0 auto;position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:center;background:var(--paper-3);border:1px solid var(--rule)}
.pl-thumb .pn{font-family:var(--font-serif);font-size:16px;color:var(--navy-600);position:relative;z-index:2}
.pl-thumb .play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  opacity:0;transition:.2s;z-index:3;background:rgba(255,255,255,.72)}
.pl-thumb .play svg{width:17px;height:17px;color:var(--navy-600)}
.pl-item:hover .pl-thumb .play{opacity:1}
.pl-info{flex:1;min-width:0;display:flex;flex-direction:column}
.pl-info .pl-mod{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.pl-info .pl-name{font-size:14px;color:var(--ink);margin-top:3px;line-height:1.3}
.pl-info .pl-sub{font-family:var(--font-mono);font-size:10px;color:var(--muted);margin-top:4px;display:flex;gap:8px;align-items:center}
.pl-state{flex:0 0 auto;width:20px;height:20px;display:flex;align-items:center;justify-content:center}
.pl-state svg{width:18px;height:18px}
.pl-state.lock{color:#b8bcc2} .pl-state.done{color:var(--ok)} .pl-state.soon{color:var(--navy-600)}
.pl-coming{display:flex;gap:13px;padding:14px 20px;border-top:1px dashed var(--rule);align-items:center}
.pl-coming .pl-thumb{border:1px dashed #c9ccd2;background:var(--paper-2)}
.pl-coming .pl-thumb svg{width:18px;height:18px;color:var(--navy-600)}
.pl-coming .pl-mod{color:var(--navy-600)!important}
.pl-unlock{display:flex;align-items:center;gap:13px;padding:15px 20px;border-top:1px solid var(--rule);
  background:var(--paper-2);transition:.2s}
.pl-unlock:hover{background:var(--azure-tint)}
.pl-unlock>svg:first-child{width:20px;height:20px;color:var(--navy-600);flex:0 0 auto}
.pl-unlock span{flex:1;display:flex;flex-direction:column}
.pl-unlock b{font-size:13.5px;color:var(--ink)}
.pl-unlock small{font-family:var(--font-mono);font-size:10px;color:var(--muted);margin-top:3px}
.pl-unlock .arr{width:16px;height:16px;color:var(--navy-600);flex:0 0 auto}

/* thumbs planos (sin gradientes) */
.cov-s1,.cov-s2,.cov-s3,.cov-lock,.cov-bonus{background:var(--paper-3)}

/* ===================== ROADMAP ===================== */
.view-roadmap .road-head,.view-comunidad .road-head{max-width:720px;margin:54px auto 30px;text-align:center}
.road-head h2{font-size:clamp(28px,4vw,46px);font-weight:300;color:var(--ink)}
.road-head h2 em{font-style:italic;color:var(--navy-600)}
.road-head p{color:var(--ink-2);font-weight:400;margin-top:16px;font-size:16px;line-height:1.55}
.road-summary{max-width:720px;margin:0 auto 50px;background:#fff;
  border:1px solid var(--rule);border-radius:16px;padding:30px 32px;display:flex;align-items:center;gap:28px;flex-wrap:wrap}
.rs-ring{position:relative;width:104px;height:104px;flex:0 0 auto}
.rs-ring svg{transform:rotate(-90deg)}
.rs-ring .track{fill:none;stroke:var(--rule);stroke-width:7}
.rs-ring .fill{fill:none;stroke:var(--navy-600);stroke-width:7;stroke-linecap:round;transition:stroke-dashoffset 1s var(--ease)}
.rs-ring .pc{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.rs-ring .pc b{font-family:var(--font-serif);font-size:28px;color:var(--ink);line-height:1}
.rs-ring .pc small{font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;color:var(--muted);text-transform:uppercase}
.rs-text{flex:1;min-width:200px}
.rs-text h3{font-size:21px;font-weight:400;color:var(--ink)}
.rs-text p{color:var(--ink-2);font-size:14.5px;margin-top:8px;line-height:1.5}
.rs-text .rs-cta{margin-top:16px}

.road-spine{position:relative;max-width:780px;margin:0 auto;padding:10px 0 60px}
.road-spine::before{content:"";position:absolute;left:27px;top:0;bottom:60px;width:2px;background:var(--rule);border-radius:2px}
.rnode{position:relative;padding:0 0 30px 72px;min-height:60px}
.rnode .rdot{position:absolute;left:16px;top:2px;width:26px;height:26px;border-radius:50%;background:#fff;
  border:2px solid var(--rule);display:flex;align-items:center;justify-content:center;z-index:2;transition:.35s var(--ease)}
.rnode .rdot svg{width:14px;height:14px;color:var(--muted)}
.rnode.done .rdot{background:var(--ok);border-color:var(--ok)}
.rnode.done .rdot svg{color:#fff}
.rnode.current .rdot{border-color:var(--navy-600);box-shadow:0 0 0 4px var(--azure-tint)}
.rnode.current .rdot svg{color:var(--navy-600)}
.rnode.soon .rdot{border-color:#c9ccd2;border-style:dashed}
.rnode.soon .rdot svg{color:var(--navy-600)}
.rnode.soon .rcard{border-style:dashed}
.rnode.soon .rstate{color:var(--navy-600)}
.rnode .rcard{background:#fff;border:1px solid var(--rule);border-radius:14px;padding:18px 20px;transition:.3s}
.rnode.done .rcard{border-color:#dcdcd6}
.rnode .rmod{font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--navy-600)}
.rnode h3{font-size:18px;font-weight:500;color:var(--ink);margin-top:6px}
.rnode p{font-size:13.5px;color:var(--ink-2);margin-top:6px;line-height:1.5}
.rnode .rstate{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;margin-top:12px;display:inline-block;color:var(--muted)}
.rnode.done .rstate{color:var(--ok)}
.rnode .rgo{margin-top:14px}

/* ===================== COMUNIDAD ===================== */
.composer{background:#fff;border:1px solid var(--rule);border-radius:14px;padding:20px;margin-bottom:24px}
.composer textarea{width:100%;background:#fff;border:1px solid var(--rule);border-radius:12px;
  color:var(--ink);padding:13px;font-size:15px;resize:vertical;min-height:84px;line-height:1.5}
.composer textarea:focus{outline:none;border-color:var(--navy-600);box-shadow:0 0 0 3px var(--azure-tint)}
.composer input.c-title{width:100%;background:#fff;border:1px solid var(--rule);border-radius:10px;
  color:var(--ink);padding:11px 14px;font-size:14px;margin-bottom:10px}
.composer input.c-title:focus{outline:none;border-color:var(--navy-600);box-shadow:0 0 0 3px var(--azure-tint)}
.composer .c-foot{display:flex;justify-content:space-between;align-items:center;margin-top:12px;gap:12px}
.composer .c-hint{font-family:var(--font-mono);font-size:10.5px;color:var(--muted)}
.composer-locked{text-align:center;color:var(--ink-2);font-size:14.5px;padding:8px}
.composer-locked a{color:var(--navy-600)}

.feed{display:flex;flex-direction:column;gap:14px}
.post{background:#fff;border:1px solid var(--rule);border-radius:14px;padding:20px 22px}
.post.pinned{border-color:#cdd6e2}
.post-head{display:flex;align-items:center;gap:12px}
.post .av{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:14px;color:#fff;flex:0 0 auto}
.post .ph-meta{flex:1;min-width:0}
.post .ph-name{font-size:14px;color:var(--ink);display:flex;align-items:center;gap:8px}
.post .ph-role{font-family:var(--font-mono);font-size:8.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--navy-600);background:var(--azure-tint);padding:2px 7px;border-radius:5px}
.post .ph-time{font-family:var(--font-mono);font-size:10.5px;color:var(--muted);margin-top:2px}
.post .pin-flag{font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;color:var(--navy-600)}
.post h3{font-size:17px;font-weight:500;color:var(--ink);margin-top:14px}
.post .pbody{font-size:15px;line-height:1.6;color:var(--ink-2);margin-top:8px;white-space:pre-wrap;word-wrap:break-word}
.post-foot{margin-top:14px;display:flex;gap:18px;align-items:center}
.post-foot button{font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;color:var(--muted);display:inline-flex;gap:7px;align-items:center}
.post-foot button:hover{color:var(--navy-600)}
.post-foot svg{width:14px;height:14px}
.replies{margin-top:16px;padding-top:14px;border-top:1px solid var(--rule);display:none;flex-direction:column;gap:12px}
.replies.open{display:flex}
.reply{display:flex;gap:11px}
.reply .av{width:30px;height:30px;font-size:12px}
.reply .r-body{flex:1}
.reply .r-name{font-size:13px;color:var(--ink)}
.reply .r-name span{font-family:var(--font-mono);font-size:10px;color:var(--muted);margin-left:8px}
.reply .r-text{font-size:14px;color:var(--ink-2);margin-top:3px;white-space:pre-wrap;word-wrap:break-word}
.reply-box{display:none;margin-top:12px;gap:10px}
.reply-box.open{display:flex}
.reply-box input{flex:1;background:#fff;border:1px solid var(--rule);border-radius:9px;color:var(--ink);padding:10px 13px;font-size:13.5px}
.reply-box input:focus{outline:none;border-color:var(--navy-600)}
.empty{text-align:center;color:var(--muted);font-size:14px;padding:40px 0}

/* ===================== FOOTER ===================== */
.footer{border-top:1px solid var(--rule);padding:50px 0 60px;margin-top:40px;background:var(--paper)}
.footer-inner{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:24px}
.footer h3{font-family:var(--font-serif);font-size:24px;font-weight:400;color:var(--ink)}
.footer h3 em{font-style:italic;color:var(--navy-600)}
.footer .by{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.footer .fmeta{font-family:var(--font-mono);font-size:11.5px;color:var(--muted);text-align:right;line-height:1.9}
.footer .fmeta a{color:var(--navy-600)}

/* ===================== AUTH MODAL ===================== */
.modal{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;padding:24px}
.modal[hidden]{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(15,23,42,.4);backdrop-filter:blur(8px)}
.modal-card{position:relative;width:100%;max-width:430px;background:#fff;border:1px solid var(--rule);
  border-radius:18px;padding:34px 32px;box-shadow:var(--shadow-lg);animation:pop .3s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.98)}}
.modal-x{position:absolute;top:16px;right:18px;font-size:26px;color:var(--muted);line-height:1}
.modal-x:hover{color:var(--ink)}
.auth-tabs{display:flex;gap:6px;background:var(--paper-2);padding:5px;border-radius:11px;margin-bottom:24px}
.auth-tab{flex:1;padding:10px;border-radius:8px;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;
  text-transform:uppercase;color:var(--muted);transition:.2s}
.auth-tab.active{background:#fff;color:var(--navy-600);box-shadow:0 1px 2px rgba(15,23,42,.08)}
.auth-title{font-size:25px;font-weight:400;color:var(--ink)}
.auth-sub{color:var(--ink-2);font-size:14px;margin-top:8px;margin-bottom:22px;line-height:1.5}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.field input{width:100%;background:#fff;border:1px solid var(--rule);border-radius:10px;
  color:var(--ink);padding:12px 14px;font-size:15px;transition:.2s}
.field input:focus{outline:none;border-color:var(--navy-600);box-shadow:0 0 0 3px var(--azure-tint)}
.field .hint{display:block;font-size:11.5px;color:var(--muted);margin-top:7px}
.auth-error{background:rgba(180,35,24,.07);border:1px solid rgba(180,35,24,.25);color:#b42318;
  font-size:13.5px;padding:11px 14px;border-radius:9px;margin-bottom:16px}
.auth-error[hidden]{display:none}
.auth-foot{text-align:center;font-size:12.5px;color:var(--ink-2);margin-top:20px;line-height:1.5}
.auth-foot a{color:var(--navy-600)}
.auth-mode-login .signup-only{display:none}

/* toast — oscuro sobre claro */
.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(20px);z-index:300;
  background:var(--ink);color:#fff;padding:13px 22px;border-radius:12px;
  font-size:14px;box-shadow:var(--shadow-lg);opacity:0;transition:.3s var(--ease)}
.toast[hidden]{display:none}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:#7a1d16}

/* ===================== HERO · CONTINUAR ===================== */
.hero-actions{margin-top:22px}
.hero-actions:empty{display:none}
.hero-meta .chip.streak b{color:var(--clay)}

/* ===================== HILO POR LECCIÓN ===================== */
.lesson-thread{margin-top:34px;padding-top:28px;border-top:1px solid var(--rule)}
.lesson-thread:empty{display:none}
.lt-head{display:flex;align-items:baseline;justify-content:space-between;gap:14px;margin-bottom:16px}
.lt-head h4{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--navy-600);font-weight:500}
.lt-count{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.04em;color:var(--muted)}
.lt-composer{background:#fff;border:1px solid var(--rule);border-radius:14px;padding:16px;margin-bottom:16px}
.lt-composer textarea{width:100%;background:#fff;border:1px solid var(--rule);border-radius:11px;
  color:var(--ink);padding:12px;font-size:14.5px;resize:vertical;min-height:64px;line-height:1.5}
.lt-composer textarea:focus{outline:none;border-color:var(--navy-600);box-shadow:0 0 0 3px var(--azure-tint)}
.lt-foot{display:flex;justify-content:space-between;align-items:center;margin-top:10px;gap:12px}
.lt-feed{display:flex;flex-direction:column;gap:14px}

/* ===================== MIS NOTAS ===================== */
.notes-card{margin-top:30px;background:#fff;border:1px solid var(--rule);border-radius:16px;padding:20px 22px}
.notes-card:empty{display:none}
.nt-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:12px}
.nt-head h4{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--navy-600);font-weight:500}
.nt-status{font-family:var(--font-mono);font-size:10px;letter-spacing:.06em;color:var(--muted);transition:.2s}
.nt-status.ok{color:var(--ok)}
.nt-status.err{color:#b42318}
.notes-card textarea{width:100%;background:var(--paper-2);border:1px solid var(--rule);border-radius:12px;
  color:var(--ink);padding:13px;font-size:14.5px;resize:vertical;min-height:88px;line-height:1.55}
.notes-card textarea:focus{outline:none;background:#fff;border-color:var(--navy-600);box-shadow:0 0 0 3px var(--azure-tint)}
.nt-foot{display:flex;justify-content:space-between;align-items:center;margin-top:10px;gap:12px}
.nt-list{display:flex;flex-direction:column;gap:8px;margin-top:14px}
.nt-item{display:flex;align-items:stretch;gap:6px}
.nt-item .nt-open{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px;text-align:left;
  background:var(--paper-2);border:1px solid var(--rule);border-radius:10px;padding:10px 13px;transition:.18s var(--ease)}
.nt-item .nt-open:hover{background:var(--azure-tint);border-color:#cdd6e2}
.nt-item .nt-body{font-size:13px;color:var(--ink-2);line-height:1.45;display:-webkit-box;
  -webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;white-space:pre-wrap;word-wrap:break-word}
.nt-item .nt-time{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.06em;color:var(--muted)}
.nt-item .nt-del{flex:0 0 auto;width:30px;border:1px solid transparent;border-radius:10px;color:var(--muted);font-size:17px;line-height:1}
.nt-item .nt-del:hover{color:#b42318;background:rgba(180,35,24,.06)}

/* ===================== TUTOR IA ===================== */
.tutor-widget{margin-top:30px;background:#fff;border:1px solid var(--rule);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.tutor-widget:empty{display:none}
.tw-head{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;padding:16px 20px;text-align:left;transition:.2s}
.tw-head:hover{background:var(--paper-2)}
.tw-title{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-serif);font-size:17px;color:var(--ink)}
.tw-title svg{width:17px;height:17px;color:var(--navy-600)}
.tw-title small{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.05em;color:var(--muted)}
.tw-chev{display:flex;color:var(--muted);transition:transform .25s var(--ease)}
.tw-chev svg{width:17px;height:17px}
.tw-chev.open{transform:rotate(180deg)}
.tw-body{display:none;border-top:1px solid var(--rule);padding:18px 20px}
.tw-body.open{display:block;animation:fade .3s var(--ease)}
.tw-locked{text-align:center;padding:10px 0 6px}
.tw-locked p{font-size:14px;color:var(--ink-2);max-width:44ch;margin:0 auto 14px;line-height:1.55}
.tw-msgs{display:flex;flex-direction:column;gap:10px;max-height:340px;overflow-y:auto;padding-bottom:4px}
.tw-empty{font-size:13.5px;color:var(--muted);text-align:center;padding:14px 10px;line-height:1.55}
.tw-bubble{max-width:82%;padding:11px 15px;border-radius:14px;font-size:14px;line-height:1.55;white-space:pre-wrap;word-wrap:break-word}
.tw-bubble.me{align-self:flex-end;background:var(--navy);color:#fff;border-bottom-right-radius:5px}
.tw-bubble.ai{align-self:flex-start;background:var(--paper-2);border:1px solid var(--rule);color:var(--ink-2);border-bottom-left-radius:5px}
.tw-bubble.ai.thinking{color:var(--muted);font-style:italic}
.tw-bubble.ai.thinking::after{content:"";display:inline-block;width:1em;text-align:left;animation:tw-dots 1.2s steps(4) infinite}
@keyframes tw-dots{0%{content:""}25%{content:"."}50%{content:".."}75%{content:"..."}}
.tw-bubble.ai.err{background:rgba(180,35,24,.06);border-color:rgba(180,35,24,.22);color:#7a1d16}
.tw-input{display:flex;gap:10px;margin-top:14px;align-items:flex-end}
.tw-input textarea{flex:1;background:#fff;border:1px solid var(--rule);border-radius:11px;color:var(--ink);
  padding:11px 13px;font-size:14px;line-height:1.45;resize:none;min-height:42px;max-height:120px}
.tw-input textarea:focus{outline:none;border-color:var(--navy-600);box-shadow:0 0 0 3px var(--azure-tint)}
.tw-hint{display:block;margin-top:9px}

/* ===================== TAB BAR MÓVIL ===================== */
.tabbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:120;
  background:rgba(255,255,255,.92);backdrop-filter:blur(16px) saturate(1.1);
  border-top:1px solid var(--rule);padding:7px 8px calc(7px + env(safe-area-inset-bottom))}
.tb-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:6px 4px;
  border-radius:10px;color:var(--muted);transition:.18s var(--ease)}
.tb-item svg{width:21px;height:21px}
.tb-item span{font-family:var(--font-mono);font-size:9px;letter-spacing:.08em;text-transform:uppercase}
.tb-item.active{color:var(--navy-600)}
.tb-item:active{background:var(--paper-2)}

@media(max-width:920px){
  .nav-tabs{display:none}
  .tabbar{display:flex}
  body{padding-bottom:70px}
  .toast{bottom:86px}
}
@media(max-width:680px){
  .nav-inner{flex-wrap:wrap}
  .wrap{padding:0 20px}
  .aula-hero{padding:40px 0 30px}
  .classroom{padding-top:28px;gap:24px}
  /* player full-bleed en móvil */
  .view-aula .classroom{padding-top:14px}
  .player-shell{margin:0 -20px;border-radius:0;border-left:none;border-right:none;box-shadow:none}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ===================== VIDEO PROPIO (MP4 local) ===================== */
.video-wrap{position:absolute;inset:0;background:#0b1a30}
.video-wrap video{position:absolute;inset:0;width:100%;height:100%;background:#0b1a30;outline:none}
.speed-menu{position:absolute;top:12px;right:12px;z-index:4}
.speed-btn{font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;color:#fff;
  background:rgba(11,26,48,.72);border:1px solid rgba(255,255,255,.22);border-radius:999px;
  padding:5px 12px;cursor:pointer;backdrop-filter:blur(6px);transition:.25s var(--ease)}
.speed-btn:hover{background:rgba(11,26,48,.9)}
.speed-list{display:none;position:absolute;right:0;top:34px;background:#fff;border:1px solid var(--rule);
  border-radius:12px;box-shadow:var(--shadow-lg);overflow:hidden;min-width:76px}
.speed-list.open{display:block}
.speed-opt{display:block;width:100%;text-align:left;font-family:var(--font-mono);font-size:11.5px;
  color:var(--ink-2);background:none;border:0;padding:8px 14px;cursor:pointer}
.speed-opt:hover{background:var(--paper-2)}
.speed-opt.active{color:var(--navy-600);background:var(--azure-tint)}
.resume-pill{position:absolute;left:50%;bottom:64px;transform:translateX(-50%);z-index:4;
  display:inline-flex;align-items:center;gap:8px;font-family:var(--font-sans);font-size:13px;font-weight:500;
  color:var(--navy);background:#fff;border:1px solid var(--rule);border-radius:999px;padding:9px 18px;
  cursor:pointer;box-shadow:var(--shadow-lg);transition:.25s var(--ease)}
.resume-pill:hover{transform:translateX(-50%) translateY(-2px)}
.resume-pill svg{width:14px;height:14px;color:var(--navy-600)}

/* ===================== LOCKED PANEL (rediseño) ===================== */
.locked-panel.sell{justify-content:flex-start;padding:26px 24px;overflow:auto}
.locked-panel.sell h3{margin-top:2px}
.locked-panel.sell p{margin:8px 0 14px}
.lk-list{list-style:none;margin:0 0 18px;padding:0;display:flex;flex-direction:column;gap:8px;text-align:left;max-width:46ch}
.lk-list li{display:flex;gap:9px;align-items:flex-start;font-size:13.5px;color:var(--ink-2);line-height:1.45}
.lk-list li svg{width:15px;height:15px;flex:0 0 auto;margin-top:2px;color:var(--navy-600)}
.lk-cupos{display:block;width:100%;font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--muted);margin-top:10px}
.locked-panel.drip .lk-ic.drip{background:var(--azure-tint);color:var(--navy-600)}
.lk-date{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--navy-600);background:var(--azure-tint);border-radius:999px;padding:5px 14px;margin-bottom:12px}
.lk-count{font-family:var(--font-mono);font-size:11px;color:var(--muted);margin-top:6px}
@media(max-width:640px){.locked-panel.sell .lk-list{display:none}}

/* ===================== DRIP · PLAYLIST + ROADMAP ===================== */
.pl-item.is-drip{opacity:.72}
.pl-item.is-drip .pl-thumb{filter:grayscale(.5)}
.pl-drip{display:inline-flex;align-items:center;gap:5px;color:var(--navy-600)}
.pl-drip svg{width:11px;height:11px}
.pl-newtag{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--navy-600);background:var(--azure-tint);border-radius:999px;padding:2px 8px}
.pl-item.is-new{background:linear-gradient(90deg,var(--azure-tint) 0,transparent 70%)}
.pl-item.is-new .pl-name{color:var(--navy)}

/* ===================== CUERPO DE LECCIÓN (estructura + recursos) ===================== */
.lesson-body .lb-h{font-family:var(--font-serif);font-size:17px;font-weight:500;color:var(--ink);margin:22px 0 8px}
.lesson-body .lb-list{list-style:none;margin:8px 0 4px;padding:0;display:flex;flex-direction:column;gap:6px}
.lesson-body .lb-list li{position:relative;padding-left:18px;font-size:14px;color:var(--ink-2);line-height:1.55}
.lesson-body .lb-list li::before{content:"";position:absolute;left:2px;top:9px;width:5px;height:5px;border-radius:50%;background:var(--navy-600)}
.recursos{margin-top:26px;border-top:1px solid var(--rule);padding-top:18px}
.rec-list{list-style:none;margin:10px 0 0;padding:0;display:flex;flex-direction:column;gap:9px}
.rec-list li{display:flex;gap:9px;align-items:flex-start;font-size:13.5px;line-height:1.5;color:var(--ink-2)}
.rec-list li svg{width:14px;height:14px;flex:0 0 auto;margin-top:3px;color:var(--navy-600)}
.rec-list a{color:var(--navy-600);text-decoration:none;border-bottom:1px solid var(--azure-tint)}
.rec-list a:hover{border-bottom-color:var(--navy-600)}

/* ===================== NOVEDADES (drip) ===================== */
.novedades{margin:26px 0 6px;background:#fff;border:1px solid var(--rule);border-radius:18px;
  padding:24px 26px;box-shadow:var(--shadow)}
.nov-head h3{font-family:var(--font-serif);font-size:24px;font-weight:400;color:var(--ink);margin-top:4px}
.nov-head h3 em{font-style:italic;color:var(--navy-600)}
.nov-group{margin-top:18px}
.nov-label{font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.nov-label.hot{color:var(--navy-600)}
.nov-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:9px}
.nov-item{display:flex;flex-direction:column;gap:3px;text-align:left;min-width:200px;max-width:290px;flex:1 1 220px;
  background:var(--paper-2);border:1px solid var(--rule);border-radius:13px;padding:12px 15px;cursor:pointer;
  transition:.25s var(--ease);font-family:var(--font-sans)}
.nov-item:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#d5dce6}
.nov-item.hot{background:var(--azure-tint);border-color:#cdd9ea}
.nov-item.next{opacity:.8;cursor:default}
.nov-item.next:hover{transform:none;box-shadow:none}
.nov-mod{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--navy-600)}
.nov-name{font-size:13.5px;font-weight:500;color:var(--ink);line-height:1.35}
.nov-when{display:inline-flex;align-items:center;gap:5px;font-family:var(--font-mono);font-size:10.5px;color:var(--muted);margin-top:3px}
.nov-when.open{color:var(--ok)}
.nov-when svg{width:11px;height:11px}
@media(max-width:640px){.novedades{padding:18px 16px}.nov-item{min-width:100%}}

/* ===================== DIAPOSITIVAS ===================== */
.slides-card{margin-top:22px;background:#fff;border:1px solid var(--rule);border-radius:16px;
  overflow:hidden;box-shadow:var(--shadow)}
.sl-top{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--rule)}
.sl-eyebrow{font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--navy-600)}
.sl-count{font-family:var(--font-mono);font-size:11px;color:var(--muted)}
.sl-stage{min-height:280px;display:flex;align-items:stretch;background:var(--paper-2);outline:none}
.slide{flex:1;padding:34px 42px;display:flex;flex-direction:column;justify-content:center;
  animation:slidein .28s var(--ease)}
@keyframes slidein{from{opacity:0;transform:translateX(10px)}to{opacity:1;transform:none}}
.sl-brand{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.slide h3{font-family:var(--font-serif);font-size:26px;font-weight:500;color:var(--ink);line-height:1.25;max-width:30ch}
.sl-bullets{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.sl-bullets li{position:relative;padding-left:20px;font-size:14.5px;color:var(--ink-2);line-height:1.5;max-width:60ch}
.sl-bullets li::before{content:"";position:absolute;left:3px;top:9px;width:6px;height:6px;border-radius:50%;background:var(--navy-600)}
.sl-nota{margin-top:16px;font-size:13px;font-style:italic;color:var(--muted);border-left:2px solid var(--rule);padding-left:12px;max-width:56ch}
.sl-nav{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 16px;border-top:1px solid var(--rule)}
.sl-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--rule);background:#fff;color:var(--navy-600);
  display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.22s var(--ease)}
.sl-btn svg{width:17px;height:17px}
.sl-btn:hover:not(:disabled){background:var(--azure-tint);border-color:#cdd9ea}
.sl-btn:disabled{opacity:.35;cursor:default}
.sl-dots{display:flex;gap:5px;flex-wrap:wrap;justify-content:center}
.sl-dot{width:6px;height:6px;border-radius:50%;background:var(--rule)}
.sl-dot.on{background:var(--navy-600)}
@media(max-width:640px){.slide{padding:24px 20px}.slide h3{font-size:20px}.sl-stage{min-height:230px}.sl-dots{display:none}}

/* ===================== ANIMACIONES DE ENTRADA (reveal) ===================== */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}}
/* transición al cambiar de vista */
.view.active{animation:viewIn .38s var(--ease) both}
@keyframes viewIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion: reduce){.view.active{animation:none}}
/* micro-lift en cards */
.tl-card,.post,.nt-item{transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.tl-card:hover,.post:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.pl-item{transition:background .2s var(--ease),transform .2s var(--ease)}
.pl-item:hover{transform:translateX(3px)}

/* ===================== PREMIUM (dorado, con brillo) ===================== */
.premium-badge{position:relative;overflow:hidden}
.premium-badge::after,.up-role.is-premium::after{content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.65) 48%,transparent 62%);
  transform:translateX(-120%);animation:pbShine 4.2s var(--ease) infinite}
.up-role.is-premium{position:relative;overflow:hidden}
@keyframes pbShine{0%{transform:translateX(-120%)}42%{transform:translateX(130%)}100%{transform:translateX(130%)}}
@media (prefers-reduced-motion: reduce){.premium-badge::after,.up-role.is-premium::after{animation:none}}
/* chip dorado junto al nombre en comunidad/hilos */
.ph-role.premium{display:inline-flex;align-items:center;gap:4px;margin-left:8px;padding:2.5px 9px;
  border-radius:999px;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;
  color:#6b4e00;background:linear-gradient(135deg,#fff3c4,#f6d365);border:1px solid #e9c860;
  position:relative;overflow:hidden;vertical-align:2px}
.ph-role.premium .pb-star{font-size:10px;line-height:1}
.ph-role.premium.team{color:#fff;background:linear-gradient(135deg,var(--navy-700),var(--navy-600));border-color:var(--navy-600)}
.ph-role.premium::after{content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.55) 48%,transparent 62%);
  transform:translateX(-120%);animation:pbShine 5s var(--ease) infinite}
.av.av-premium{box-shadow:0 0 0 2px #fff,0 0 0 4px #e3b505}
.r-name .ph-role.premium{vertical-align:1px}

/* ===================== QUIZ ===================== */
.quiz-card{margin-top:22px;background:#fff;border:1px solid var(--rule);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.qz-top{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--rule)}
.qz-eyebrow{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:10px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--navy-600)}
.qz-eyebrow svg{width:13px;height:13px}
.qz-best{font-family:var(--font-mono);font-size:11px;color:var(--muted)}
.qz-best b{color:var(--ok)}
.qz-stage{padding:24px 26px 26px}
.qz-intro{text-align:center;padding:12px 0 6px}
.qz-intro h4{font-size:20px;margin-bottom:6px}
.qz-intro p{font-size:13.5px;color:var(--muted);margin-bottom:16px}
.qz-progress{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.qz-progress>span:first-child{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);flex:0 0 auto}
.qz-bar{flex:1;height:3px;border-radius:99px;background:var(--paper-3);overflow:hidden}
.qz-bar i{display:block;height:100%;background:var(--navy-600);border-radius:99px;transition:width .4s var(--ease)}
.qz-q h4{font-size:18.5px;line-height:1.3;margin-bottom:16px;max-width:56ch}
.qz-opts{display:flex;flex-direction:column;gap:9px}
.qz-opt{display:flex;align-items:center;gap:12px;text-align:left;padding:12px 15px;border:1px solid var(--rule);
  border-radius:12px;background:#fff;font-size:14.5px;color:var(--ink-2);line-height:1.4;
  transition:border-color .2s var(--ease),background .2s var(--ease),transform .15s var(--ease)}
.qz-opt:hover:not(:disabled){border-color:#cdd9ea;background:var(--azure-tint);transform:translateX(3px)}
.qz-letter{flex:0 0 auto;width:26px;height:26px;border-radius:8px;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-mono);font-size:11.5px;font-weight:500;background:var(--paper-2);border:1px solid var(--rule);color:var(--muted)}
.qz-opt.right{border-color:var(--ok);background:#f1f8f4;animation:qzPop .3s var(--ease)}
.qz-opt.right .qz-letter{background:var(--ok);border-color:var(--ok);color:#fff}
.qz-opt.wrong{border-color:#d08c8c;background:#fbf1f1;animation:qzShake .35s var(--ease)}
.qz-opt.wrong .qz-letter{background:#c0574f;border-color:#c0574f;color:#fff}
.qz-opt.dim{opacity:.5}
.qz-opt:disabled{cursor:default}
@keyframes qzPop{0%{transform:scale(1)}45%{transform:scale(1.015)}100%{transform:scale(1)}}
@keyframes qzShake{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}60%{transform:translateX(3px)}}
.qz-explain{margin-top:14px;padding:12px 15px;border-radius:12px;font-size:13.5px;line-height:1.5}
.qz-explain.ok{background:#f1f8f4;border:1px solid #cfe6d8;color:#2c5e44}
.qz-explain.no{background:#fbf4ee;border:1px solid #ecd9c6;color:#7a4a1f}
.qz-next{margin-top:16px;display:flex;justify-content:flex-end}
.qz-result{text-align:center;padding:16px 0 8px}
.qz-score{font-family:var(--font-serif);color:var(--ink);margin-bottom:8px}
.qz-score b{font-size:52px;letter-spacing:-.03em}
.qz-score span{font-size:24px;color:var(--muted)}
.qz-result p{font-size:14px;color:var(--muted);max-width:40ch;margin:0 auto 16px}
.qz-result.perfect .qz-score b{background:linear-gradient(135deg,#b8860b,#e3b505);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.qz-actions{display:flex;justify-content:center;gap:10px}
@media(max-width:640px){.qz-stage{padding:18px 16px 20px}.qz-q h4{font-size:16.5px}}

/* recursos: descargas internas */
.rec-list .rec-dl a{color:var(--navy-600);font-weight:500}
.rec-list .rec-dl svg{color:var(--navy-600)}

/* ===================== PREMIUM v2 (navy Altto — reemplaza el dorado) ===================== */
.premium-badge, .ph-role.premium{
  color:#fff;background:linear-gradient(135deg,var(--navy-850),var(--azure-bright));
  border:1px solid var(--navy-700);
}
.premium-badge svg, .ph-role.premium svg{width:11px;height:11px;flex:0 0 auto}
.up-role.is-premium{
  color:#fff;background:linear-gradient(135deg,var(--navy-850),var(--azure-bright));
  border:1px solid var(--navy-700);
}
.avatar.is-premium{box-shadow:0 0 0 2px #fff,0 0 0 4px var(--azure-bright)}
.av.av-premium{box-shadow:0 0 0 2px #fff,0 0 0 4px var(--azure-bright)}
.ph-role.premium.team{background:var(--azure-tint);color:var(--navy-600);border-color:#cdd9ea}
.ph-role.premium.team::after{display:none}
.qz-result.perfect .qz-score b{background:linear-gradient(135deg,var(--navy-700),var(--azure-bright));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* ===================== PLAYLIST · GRUPO GRATIS DESPLEGABLE ===================== */
.pl-group-hd{display:flex;align-items:center;gap:10px;width:100%;text-align:left;
  padding:13px 16px;border-bottom:1px solid var(--rule);background:var(--paper-2);
  transition:background .2s var(--ease)}
.pl-group-hd:hover{background:var(--azure-tint)}
.pg-badge{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;
  color:#fff;background:var(--ok);border-radius:999px;padding:3px 9px;flex:0 0 auto}
.pg-name{font-size:13.5px;font-weight:600;color:var(--ink)}
.pg-count{font-family:var(--font-mono);font-size:10.5px;color:var(--muted);margin-left:auto}
.pg-chev{display:flex;color:var(--muted)}
.pg-chev svg{width:15px;height:15px;transition:transform .3s var(--ease)}
.pl-group-hd.open .pg-chev svg{transform:rotate(180deg)}
.pl-group-body{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.pl-group-body.open{max-height:400px;overflow:auto}

/* ===================== CALENDARIO DEL PROGRAMA ===================== */
.view-calendario .road-head{max-width:720px;margin:54px auto 26px;text-align:center}
.cal-summary{max-width:900px;margin:0 auto 26px;background:#fff;border:1px solid var(--rule);
  border-radius:18px;box-shadow:var(--shadow);overflow:hidden}
.cs-now{display:flex;flex-direction:column;gap:3px;padding:18px 24px;
  background:linear-gradient(135deg,var(--navy-850),var(--navy-600));color:#fff}
.cs-now-k{font-family:var(--font-mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:#9db8dc}
.cs-now-v{font-family:var(--font-serif);font-size:clamp(18px,2.4vw,23px);letter-spacing:-.01em}
.cs-metrics{display:flex;align-items:center;gap:22px;flex-wrap:wrap;padding:18px 24px}
.cs-stat{display:flex;align-items:baseline;gap:8px;flex:0 0 auto}
.cs-stat b{font-family:var(--font-serif);font-size:32px;letter-spacing:-.02em;color:var(--ink)}
.cs-stat span{font-family:var(--font-mono);font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);line-height:1.5}
.cs-barwrap{flex:1 1 180px;min-width:150px}
.cs-bar{height:7px;border-radius:99px;background:var(--paper-3);overflow:hidden}
.cs-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--navy-700),var(--azure-bright));border-radius:99px;transition:width .7s var(--ease)}
.cs-barpct{display:block;margin-top:6px;font-family:var(--font-mono);font-size:10px;letter-spacing:.06em;color:var(--muted)}
.cs-chips{display:flex;gap:8px;flex-wrap:wrap}
.cs-chip{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.04em;color:var(--ink-2);
  background:var(--paper-2);border:1px solid var(--rule);border-radius:999px;padding:6px 13px;display:inline-flex;align-items:center;gap:5px}
.cs-chip.hot{color:var(--clay);border-color:#ecd9c6;background:#fbf4ee}

.cal-board{max-width:900px;margin:0 auto}
.cal-dows{display:grid;grid-template-columns:repeat(7,1fr);gap:7px;margin-bottom:8px}
.cal-dows span{text-align:center;font-family:var(--font-mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:7px}
.cal-cell{position:relative;min-height:74px;border:1px solid var(--rule);border-radius:13px;background:#fff;
  display:flex;flex-direction:column;padding:7px 8px 8px;text-align:left;overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),transform .18s var(--ease)}
.cal-cell:not(:disabled):not(.empty):hover{border-color:#cdd9ea;box-shadow:var(--shadow);transform:translateY(-2px);z-index:2}
.cal-cell.empty{background:var(--paper-2);cursor:default}
.cal-cell.empty .cal-n{color:#c3c7cf}
.cal-cell.past:not(.today){opacity:.82}
.cal-top{display:flex;align-items:center;justify-content:space-between;gap:4px}
.cal-mon{font-family:var(--font-mono);font-size:8.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--navy-600);font-weight:500}
.cal-n{font-family:var(--font-serif);font-size:17px;color:var(--ink);line-height:1;margin-left:auto}
.cal-cell.empty .cal-mon{color:var(--muted)}
/* franja de contenido (sesión + reto) */
.cal-strip{margin-top:auto;display:flex;flex-direction:column;gap:3px;padding-top:6px}
.cal-ses{font-family:var(--font-mono);font-size:9px;letter-spacing:.04em;color:#fff;font-weight:500;
  background:var(--navy-600);border-radius:6px;padding:3px 7px;align-self:flex-start;max-width:100%;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cal-reto{display:inline-flex;align-items:center;gap:4px;font-family:var(--font-mono);font-size:9px;
  letter-spacing:.02em;color:var(--muted);align-self:flex-start}
.cal-reto .cd-dot{width:6px;height:6px;border-radius:50%;background:var(--azure-bright);flex:0 0 auto}
.cal-reto.done{color:var(--ok)}
.cal-reto.done svg{width:12px;height:12px}
.cal-reto.lock{color:#b9bdc6}
.cal-reto.lock .cd-dot{background:transparent;border:1.5px solid #cfd3da}
/* sesión: fondo tenue navy para que resalte como columna vertebral */
.cal-cell.has-ses{background:linear-gradient(180deg,#fff,var(--azure-tint));border-color:#d8e2ef}
.cal-cell.reto-done:not(.has-ses){background:#f5faf7;border-color:#d8ebe0}
/* HOY: resaltado limpio (sin tacha) */
.cal-cell.today{border-color:var(--navy);box-shadow:0 0 0 2px var(--navy);opacity:1;z-index:3}
.cal-cell.today .cal-n{color:var(--navy);font-weight:600}
.cal-hoy{position:absolute;top:6px;left:7px;font-family:var(--font-mono);font-size:8px;letter-spacing:.12em;
  text-transform:uppercase;color:#fff;background:var(--navy);border-radius:5px;padding:2px 6px;z-index:2}
.cal-cell.today .cal-mon{display:none}
/* seleccionado (distinto de hoy) */
.cal-cell.sel:not(.today){border-color:var(--navy-600);box-shadow:0 0 0 1.5px var(--navy-600)}
/* días pasados con contenido: tachados sutil (metáfora de countdown) */
.cal-x{position:absolute;inset:0;pointer-events:none;opacity:.13}
.cal-x::before{content:"";position:absolute;top:14%;left:8%;right:8%;height:1.5px;background:var(--ink);
  transform:rotate(34deg);transform-origin:center;top:50%}
@media(max-width:640px){
  .cal-grid,.cal-dows{gap:4px}
  .cal-cell{min-height:58px;border-radius:9px;padding:5px 5px 6px}
  .cal-n{font-size:13px}
  .cal-ses{font-size:7.5px;padding:2px 4px}
  .cal-reto{font-size:7.5px}
  .cal-mon{display:none}
  .cal-dows span{font-size:8px;letter-spacing:.06em}
  .cs-metrics{gap:14px}
}
/* leyenda */
.cal-legend{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:20px;
  font-family:var(--font-mono);font-size:10.5px;letter-spacing:.04em;color:var(--muted)}
.cal-legend .lg{display:inline-flex;align-items:center;gap:7px}
.lg-ses{width:22px;height:13px;border-radius:5px;background:var(--navy-600);flex:0 0 auto}
.lg-reto{width:15px;height:15px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto}
.lg-reto.open{border:1px solid var(--rule)}
.lg-reto.open .cd-dot{width:6px;height:6px;border-radius:50%;background:var(--azure-bright)}
.lg-reto.done{background:#f1f8f4;border:1px solid #cfe6d8;color:var(--ok)}
.lg-reto.done svg{width:11px;height:11px}
.lg-reto.lock{border:1.5px dashed #cfd3da}

/* detalle del día (se transforma in-page, sin redirección) */
.cal-detail{max-width:900px;margin:24px auto 60px;animation:viewIn .35s var(--ease) both}
.cd-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;
  padding-bottom:12px;border-bottom:1px solid var(--rule)}
.cd-rel{font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.cd-rel.now{color:#fff;background:var(--navy);border-radius:999px;padding:4px 12px}
.cd-card{background:#fff;border:1px solid var(--rule);border-radius:16px;box-shadow:var(--shadow);
  padding:22px 26px;margin-bottom:14px;animation:viewIn .4s var(--ease) both}
.cd-card.ses{border-left:3px solid var(--navy-600)}
.cd-card.reto{border-left:3px solid var(--ok)}
.cd-card.reto.lock{border-left-color:var(--rule);opacity:.85}
.cd-card.off2{border-style:dashed;background:var(--paper-2);text-align:center}
.cd-k{font-family:var(--font-mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--navy-600)}
.cd-card h3{font-size:21px;margin:7px 0 5px;letter-spacing:-.01em}
.cd-est{font-size:13.5px;color:var(--muted)}
.cd-quiz{display:inline-block;margin-top:10px;font-family:var(--font-mono);font-size:10.5px;color:var(--muted);
  border:1px solid var(--rule);border-radius:999px;padding:4px 12px}
.cd-quiz.ok{color:var(--ok);border-color:#cfe6d8;background:#f1f8f4}
.cd-act{margin-top:16px}
.cd-soon{font-family:var(--font-mono);font-size:11px;color:var(--muted)}