/* =====================================================================
   Pilates by Izzy — estilos (offline, sin dependencias)
   ===================================================================== */
:root{
  --bg:#17121c; --bg2:#1e1826; --panel:#241d2e; --panel2:#2b2338;
  --line:#382e46; --txt:#f4eef4; --mut:#b6a8c2; --mut2:#8a7d98;
  --accent:#f2a9b8; --accent2:#c9a8e0; --violet:#a8b8e8;
  --ok:#8fd6b4; --shadow:0 18px 45px rgba(0,0,0,.45);
  --r:20px; --r-sm:13px;
  --grad:linear-gradient(120deg,var(--accent),var(--accent2));
  --tabh:64px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(201,168,224,.14), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(242,169,184,.12), transparent 55%),
    var(--bg);
  color:var(--txt);
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  min-height:100vh; padding-bottom:calc(var(--tabh) + env(safe-area-inset-bottom));
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------------- Topbar ---------------- */
.topbar{
  position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:18px;
  padding:14px clamp(16px,4vw,40px);
  background:rgba(23,18,28,.72);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:11px}
.logo{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad);color:#2a1622;font-size:20px;box-shadow:0 6px 18px rgba(242,169,184,.35)
}
.brand-txt{display:flex;flex-direction:column;line-height:1}
.brand-txt strong{font-size:16px;letter-spacing:.12em}
.brand-txt small{font-size:11px;color:var(--mut);letter-spacing:.28em;text-transform:lowercase}
.nav{display:flex;gap:6px;margin-inline:auto}
.nav .nav-btn{
  display:flex;align-items:center;gap:8px;padding:9px 16px;border-radius:11px;
  color:var(--mut);font-weight:600;font-size:14px;transition:.18s
}
.nav .nav-btn i{font-style:normal;font-size:15px}
.nav .nav-btn:hover{color:var(--txt);background:var(--panel)}
.nav .nav-btn.active{color:var(--txt);background:var(--panel2);box-shadow:inset 0 0 0 1px var(--line)}
.src{color:var(--mut);font-size:13px;text-decoration:none;padding:7px 12px;border:1px solid var(--line);border-radius:20px;transition:.18s}
.src:hover{color:var(--accent);border-color:var(--accent)}

/* ---------------- Layout ---------------- */
#app{max-width:1120px;margin:0 auto;padding:clamp(16px,3vw,30px)}
.hero{padding:14px 4px 22px}
.hero h1{font-size:clamp(28px,5vw,44px)}
.hero p{margin:8px 0 0;color:var(--mut);font-size:15px}

/* ---------------- Toolbar ---------------- */
.toolbar{display:flex;flex-direction:column;gap:14px;margin-bottom:22px}
.search{position:relative;display:flex;align-items:center}
.search-ic{position:absolute;left:16px;color:var(--mut);font-size:18px}
.search input{
  width:100%;padding:14px 16px 14px 44px;border-radius:14px;
  background:var(--panel);border:1px solid var(--line);color:var(--txt);font-size:15px;outline:none;transition:.18s
}
.search input:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(242,169,184,.15)}
.chips{display:flex;gap:9px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}
.chips::-webkit-scrollbar{height:5px}
.chips::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px}
.chip{
  display:flex;align-items:center;gap:7px;white-space:nowrap;padding:9px 15px;border-radius:11px;
  background:var(--panel);border:1px solid var(--line);color:var(--mut);font-weight:600;font-size:13.5px;transition:.16s
}
.chip i{font-style:normal;color:var(--c,var(--accent))}
.chip:hover{color:var(--txt);border-color:var(--c,var(--accent))}
.chip.on{color:#20161f;background:var(--c,var(--accent));border-color:transparent}
.chip.on i{color:#20161f}
.levels{display:flex;gap:8px;flex-wrap:wrap}
.lvl{padding:7px 13px;border-radius:20px;border:1px solid var(--line);color:var(--mut);font-size:12.5px;font-weight:600;transition:.16s}
.lvl:hover{color:var(--txt)}
.lvl.on{background:var(--panel2);color:var(--txt);border-color:var(--accent2)}

/* ---------------- Grid de tarjetas ---------------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px}
.card{
  position:relative;border-radius:var(--r);overflow:hidden;
  background:linear-gradient(180deg,var(--panel2),var(--panel));
  border:1px solid var(--line);transition:.2s;cursor:pointer
}
.card:hover{transform:translateY(-4px);border-color:var(--c,var(--accent));box-shadow:var(--shadow)}
.card-fig{
  height:150px;display:grid;place-items:center;
  background:radial-gradient(120% 90% at 50% 12%, color-mix(in srgb,var(--c) 22%, transparent), transparent 70%)
}
.card-body{padding:14px 15px 16px}
.card-body h3{font-size:16px;margin-bottom:9px}
.card-tags{display:flex;gap:7px;flex-wrap:wrap}
.tag{font-size:11.5px;padding:4px 9px;border-radius:8px;background:var(--panel);border:1px solid var(--line);color:var(--mut);font-weight:600}
.tag.cat{display:inline-flex;gap:5px;align-items:center;color:var(--txt)}
.tag.cat i{font-style:normal;color:var(--c,var(--accent))}
.tag.accent{color:#20161f;background:var(--c,var(--accent));border-color:transparent}
.fav{
  position:absolute;top:11px;right:11px;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;background:rgba(20,15,24,.6);backdrop-filter:blur(6px);
  color:#c9b9c9;font-size:16px;border:1px solid var(--line);z-index:3;transition:.16s
}
.fav:hover{color:var(--accent)}
.fav.on{color:#fff;background:var(--grad);border-color:transparent;box-shadow:0 4px 14px rgba(242,169,184,.4)}
.empty{grid-column:1/-1;text-align:center;color:var(--mut);padding:60px 20px;line-height:1.7;font-size:15px}

/* ---------------- Figura SVG ---------------- */
.pbi-figure{width:100%;height:100%;max-height:100%;display:block}
.fig-limb{fill:none;stroke:var(--c,var(--accent));stroke-width:7;stroke-linecap:round;stroke-linejoin:round}
.fig-far{opacity:.34}
.fig-spine{stroke:var(--c,var(--accent));stroke-width:8.5;stroke-linecap:round}
.fig-neck{stroke:var(--c,var(--accent));stroke-width:6.5;stroke-linecap:round}
.fig-head{fill:var(--c,var(--accent));stroke:none}
.fig-joint{fill:color-mix(in srgb,var(--c,var(--accent)) 78%, #fff)}
.fig-ground{stroke:var(--line);stroke-width:2;stroke-dasharray:3 6}
.fig-mat{fill:color-mix(in srgb,var(--c,var(--accent)) 16%, transparent)}

/* ---------------- Overlay / Ficha ---------------- */
.overlay{
  position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:18px;
  background:rgba(12,9,15,.66);backdrop-filter:blur(8px);animation:fade .18s ease
}
@keyframes fade{from{opacity:0}to{opacity:1}}
.sheet{
  position:relative;width:min(880px,100%);max-height:92vh;overflow:auto;border-radius:24px;
  background:linear-gradient(180deg,var(--panel2),var(--bg2));border:1px solid var(--line);
  box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr;animation:pop .22s ease
}
@keyframes pop{from{transform:scale(.96) translateY(8px);opacity:0}to{transform:none;opacity:1}}
.close{
  position:absolute;top:14px;right:14px;z-index:5;width:36px;height:36px;border-radius:50%;
  background:rgba(20,15,24,.7);border:1px solid var(--line);color:var(--txt);font-size:15px;display:grid;place-items:center
}
.close:hover{background:var(--accent);color:#20161f}
.sheet-media{
  position:relative;display:grid;place-items:center;padding:20px;
  background:radial-gradient(120% 80% at 50% 20%, color-mix(in srgb,var(--c) 26%, transparent), transparent 68%);
  border-right:1px solid var(--line)
}
.detail-fig{width:100%;aspect-ratio:3/2;display:grid;place-items:center}
.detail-fig video,.detail-fig img{width:100%;height:100%;object-fit:contain;border-radius:14px}
.media-badge{
  position:absolute;top:16px;left:16px;font-size:11px;font-weight:700;letter-spacing:.05em;
  padding:5px 10px;border-radius:20px;background:rgba(20,15,24,.7);border:1px solid var(--line);color:var(--mut)
}
.playpause{
  position:absolute;bottom:16px;right:16px;width:42px;height:42px;border-radius:50%;
  background:var(--grad);color:#20161f;font-size:13px;display:grid;place-items:center;box-shadow:0 6px 16px rgba(0,0,0,.35)
}
.coachbtn{
  position:absolute;bottom:16px;left:16px;display:inline-flex;align-items:center;gap:7px;
  padding:9px 14px;border-radius:22px;background:rgba(20,15,24,.74);backdrop-filter:blur(6px);
  border:1px solid var(--line);color:var(--txt);font-weight:700;font-size:13px;transition:.16s;z-index:4
}
.coachbtn:hover{border-color:var(--accent);color:var(--accent)}
.coachbtn span{font-size:12px}
.sheet-info{padding:26px 26px 30px;overflow:auto}
.sheet-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.sheet-info h2{font-size:24px}
.en{color:var(--mut);font-style:italic;margin:3px 0 0;font-size:14px}
.fav.big{position:static;width:40px;height:40px;font-size:18px;flex:none}
.meta{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.targets{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:6px}
.pill{font-size:12px;padding:5px 11px;border-radius:20px;background:color-mix(in srgb,var(--c) 18%, var(--panel));border:1px solid color-mix(in srgb,var(--c) 40%, var(--line));color:var(--txt)}
.sheet-info h4{margin:20px 0 9px;font-size:13px;text-transform:uppercase;letter-spacing:.09em;color:var(--accent)}
.steps{margin:0;padding-left:20px;color:var(--txt)}
.steps li{margin-bottom:8px;line-height:1.5}
.cues{list-style:none;margin:0;padding:0}
.cues li{position:relative;padding-left:24px;margin-bottom:8px;line-height:1.5;color:var(--mut)}
.cues li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
.notecards{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.note{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:13px 14px}
.note b{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent2);margin-bottom:5px}
.note span{font-size:13.5px;color:var(--mut);line-height:1.5}

/* ---------------- Rutinas ---------------- */
.rgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.rcard{
  border-radius:var(--r);padding:20px;cursor:pointer;transition:.2s;
  background:linear-gradient(160deg,color-mix(in srgb,var(--c) 20%, var(--panel2)),var(--panel));
  border:1px solid var(--line);position:relative;overflow:hidden
}
.rcard::after{content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;border-radius:50%;background:color-mix(in srgb,var(--c) 30%, transparent);filter:blur(24px)}
.rcard:hover{transform:translateY(-4px);border-color:var(--c);box-shadow:var(--shadow)}
.rcard-top{display:flex;justify-content:space-between;align-items:center;position:relative;z-index:2}
.rlevel{font-size:11.5px;font-weight:700;padding:4px 10px;border-radius:20px;background:rgba(20,15,24,.5);border:1px solid var(--line);color:var(--txt)}
.rtime{font-size:13px;color:var(--txt);font-weight:700}
.rcard h3{font-size:21px;margin:14px 0 4px;position:relative;z-index:2}
.rcard p{margin:0;color:var(--mut);font-size:13.5px;position:relative;z-index:2}
.rmeta{margin:12px 0;font-size:12.5px;color:var(--mut2);position:relative;z-index:2}
.rprev{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px;position:relative;z-index:2}
.rprev span{font-size:11px;padding:3px 8px;border-radius:7px;background:rgba(20,15,24,.4);border:1px solid var(--line);color:var(--mut)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;
  padding:13px;border-radius:13px;background:var(--grad);color:#20161f;font-weight:800;font-size:14.5px;
  position:relative;z-index:2;transition:.16s;box-shadow:0 8px 20px rgba(242,169,184,.28)
}
.btn:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn.big{margin-top:22px;padding:15px}

/* Lista de rutina */
.rlist{grid-template-columns:1fr;max-width:560px}
.rlist-items{margin:18px 0}
.rli{display:flex;align-items:center;gap:14px;padding:12px 4px;border-bottom:1px solid var(--line)}
.rli-n{width:26px;height:26px;flex:none;border-radius:50%;display:grid;place-items:center;background:var(--panel);border:1px solid var(--line);font-size:12px;font-weight:700;color:var(--accent)}
.rli-name{flex:1;font-weight:600;display:flex;flex-direction:column}
.rli-name small{color:var(--mut2);font-weight:500;font-size:12px}
.rli-time{color:var(--mut);font-weight:700;font-size:13px}

/* ---------------- Reproductor ---------------- */
.player{
  position:fixed;inset:0;z-index:100;display:flex;flex-direction:column;
  background:
    radial-gradient(900px 500px at 50% -10%, color-mix(in srgb,var(--accent) 22%, transparent), transparent 60%),
    var(--bg);
  animation:fade .2s ease
}
.player.resting{--stage:var(--violet)}
.player-top{display:flex;align-items:center;gap:14px;padding:18px clamp(16px,4vw,40px)}
.p-close{width:38px;height:38px;border-radius:50%;background:var(--panel);border:1px solid var(--line);color:var(--txt);font-size:15px}
.p-title{font-weight:800;font-size:16px}
.p-count{margin-left:auto;color:var(--mut);font-weight:700;font-size:14px}
.p-stage{position:relative;flex:1;display:grid;place-items:center;padding:10px}
.p-fig{width:min(560px,92vw);aspect-ratio:16/9;--c:var(--accent);display:grid;place-items:center}
.p-fig video{width:100%;height:100%;object-fit:cover;border-radius:18px;box-shadow:var(--shadow)}
.player.resting .p-fig{--c:var(--violet)}
.p-timer{position:absolute;bottom:16px;right:16px;width:104px;height:104px;display:grid;place-items:center;background:rgba(20,15,24,.5);backdrop-filter:blur(6px);border-radius:50%}
.p-ring{position:absolute;inset:0;width:104px;height:104px;transform:rotate(-90deg);pointer-events:none}
.ring-bg{fill:none;stroke:var(--line);stroke-width:6}
.ring-fg{fill:none;stroke:var(--accent);stroke-width:7;stroke-linecap:round;transition:stroke-dashoffset .2s linear}
.player.resting .ring-fg{stroke:var(--violet)}
.p-time{font-size:23px;font-weight:800;font-variant-numeric:tabular-nums}
.coach-chip{position:absolute;top:16px;left:16px;display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:20px;background:rgba(20,15,24,.6);backdrop-filter:blur(6px);border:1px solid var(--line);font-size:12px;font-weight:700;color:var(--txt)}
.p-info{text-align:center;padding:6px 20px}
.p-phase{font-size:12px;font-weight:800;letter-spacing:.18em;color:var(--accent)}
.player.resting .p-phase{color:var(--violet)}
.p-name{font-size:clamp(22px,5vw,32px);margin:6px 0}
.p-next{color:var(--mut);font-size:14px;min-height:20px}
.p-controls{display:flex;justify-content:center;align-items:center;gap:22px;padding:14px}
.p-btn{width:58px;height:58px;border-radius:50%;background:var(--panel2);border:1px solid var(--line);color:var(--txt);font-size:18px;display:grid;place-items:center;transition:.16s}
.p-btn:hover{border-color:var(--accent)}
.p-btn.main{width:74px;height:74px;background:var(--grad);color:#20161f;font-size:20px;box-shadow:0 10px 24px rgba(242,169,184,.35)}
.p-progress{height:5px;background:var(--panel);margin:0}
.p-bar{height:100%;background:var(--grad);width:0;transition:width .3s}
.p-done{font-size:90px;color:var(--ok);animation:pop .4s ease}

/* ---------------- Tabbar móvil + footer ---------------- */
.tabbar{
  position:fixed;bottom:0;left:0;right:0;z-index:50;display:none;justify-content:space-around;
  padding:8px 8px calc(8px + env(safe-area-inset-bottom));
  background:rgba(23,18,28,.92);backdrop-filter:blur(16px);border-top:1px solid var(--line)
}
.tabbar .nav-btn{display:flex;flex-direction:column;align-items:center;gap:3px;color:var(--mut2);font-size:11px;font-weight:600;padding:6px 14px;border-radius:12px}
.tabbar .nav-btn i{font-style:normal;font-size:19px}
.tabbar .nav-btn.active{color:var(--accent)}
.foot{text-align:center;color:var(--mut2);font-size:12.5px;padding:26px 20px 40px;line-height:1.6}
.foot strong{color:var(--mut)}

/* ---------------- Clases del canal (YouTube) ---------------- */
.offline-note{background:color-mix(in srgb,#f2cfa0 16%, var(--panel));border:1px solid var(--line);color:var(--txt);padding:12px 16px;border-radius:12px;margin-bottom:16px;font-size:13.5px}
.classes-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.ccard{border-radius:var(--r);overflow:hidden;background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);cursor:pointer;transition:.2s}
.ccard:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--shadow)}
.cthumb{position:relative;aspect-ratio:16/9;background:#0c0910;overflow:hidden}
.cthumb img{width:100%;height:100%;object-fit:cover;display:block;transition:.3s}
.ccard:hover .cthumb img{transform:scale(1.05)}
.cplay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:52px;height:52px;border-radius:50%;background:rgba(20,15,24,.6);backdrop-filter:blur(4px);display:grid;place-items:center;color:#fff;font-size:17px;border:1.5px solid rgba(255,255,255,.5);transition:.2s}
.ccard:hover .cplay{background:var(--grad);color:#20161f;border-color:transparent}
.cdur{position:absolute;bottom:8px;right:8px;background:rgba(12,9,16,.85);color:#fff;font-size:12px;font-weight:700;padding:3px 8px;border-radius:7px}
.cbody{padding:12px 14px 15px}
.cbody h3{font-size:14px;line-height:1.35;margin-bottom:9px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tag.accent2{background:color-mix(in srgb,var(--accent2) 22%, var(--panel));border-color:color-mix(in srgb,var(--accent2) 45%, var(--line));color:var(--txt)}
.vsheet{grid-template-columns:1fr;max-width:900px;padding:0;overflow:hidden}
.vwrap{position:relative;width:100%;aspect-ratio:16/9;background:#000}
.vwrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.vinfo{padding:18px 22px 24px}
.vinfo h2{font-size:19px}
.ytlink{width:auto;display:inline-flex;margin-top:14px;padding:11px 18px}

/* ---------------- Responsive ---------------- */
@media(max-width:820px){
  .nav{display:none}
  .src{display:none}
  .tabbar{display:flex}
  .sheet{grid-template-columns:1fr;max-height:94vh}
  .sheet-media{border-right:none;border-bottom:1px solid var(--line)}
  .notecards{grid-template-columns:1fr}
  .brand{margin-inline:auto}
  .topbar{justify-content:center}
}
@media(max-width:420px){
  .grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
  .card-fig{height:120px}
}