:root{--bg:#FFFFFF;--card:#F5F5F2;--line:#E6E6E1;--fg:#0B0B0C;--muted:#707076;--soft:#3D3D42;--lime:#D4FF3A;--accent:#4F6B00;--error:#D23F1C;--swim:#4CC9F0;--bike:#FFB020;--run:#FF6B4A;--off:#EFEFEB;--empty:#EFEFEB;--inner:#FFFFFF;--partial:#A9C83C;--dash:#CFCFC9;--track:#E6E6E1;--cond:'Barlow Condensed',sans-serif;color-scheme:light}
*{box-sizing:border-box;margin:0}
html,body{background:var(--bg)}
body{color:var(--fg);font:15px/1.45 Inter,system-ui,sans-serif;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
main{max-width:440px;margin:0 auto;padding:calc(20px + env(safe-area-inset-top)) 20px 190px;display:flex;flex-direction:column;gap:14px;min-height:100vh}
main.no-nav{padding-bottom:40px}
a{color:inherit}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
button:disabled{opacity:.5;cursor:default}
.loading{display:flex;justify-content:center;padding-top:30vh}
.spin{display:inline-block;width:16px;height:16px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:s .7s linear infinite;vertical-align:-3px}
@keyframes s{to{transform:rotate(360deg)}}

/* tipografía */
.eyebrow{font-size:11px;font-weight:600;letter-spacing:.14em;color:var(--muted);text-transform:uppercase}
.h1{font-family:var(--cond);font-size:42px;line-height:1;font-weight:700;text-transform:uppercase;letter-spacing:-.01em}
.h1.xl{font-size:46px}
.cond{font-family:var(--cond);font-weight:700}
.muted{color:var(--muted)}.soft{color:var(--soft)}.lime{color:var(--accent)}.small{font-size:13px}.tiny{font-size:11px}
.row{display:flex;gap:12px;align-items:center}.between{justify-content:space-between}.grow{flex:1;min-width:0}
.ellip{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* cabecera */
.top{display:flex;justify-content:space-between;align-items:center;min-height:34px}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--fg);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;flex-shrink:0}
.back{color:var(--muted);font-size:14px;align-self:flex-start;padding:4px 0}

/* tarjetas */
.card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:14px 16px}
.card.r22{border-radius:22px;padding:16px}
.inner{background:var(--inner);border-radius:14px;padding:10px 12px}
.label{font-size:11px;font-weight:700;letter-spacing:.08em}
.dashed{border:1px dashed var(--dash);border-radius:14px;padding:10px 12px;font-size:13px;color:var(--soft);display:flex;gap:10px;align-items:center}

/* hoy */
.hero{border-radius:26px;padding:20px;display:flex;flex-direction:column;gap:10px;position:relative;overflow:hidden;color:#0B0B0C}
.hero .bg{position:absolute;right:-24px;top:-18px;opacity:.14}
.hero .big{font-family:var(--cond);font-size:84px;line-height:.9;font-weight:700}
.hero .box{background:rgba(11,11,12,.1);border-radius:14px;padding:10px 12px;min-width:0}
.hero .box .v{font-family:var(--cond);font-size:28px;font-weight:700;line-height:1.1;overflow-wrap:anywhere}
.hero.rest{background:var(--card);color:var(--fg);border:1px solid var(--line)}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.grid1{display:grid;grid-template-columns:minmax(0,1fr);gap:10px}
.dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.icobox{width:36px;height:36px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.pill{display:inline-block;font-size:12px;font-weight:700;padding:5px 10px;border-radius:999px}
.pill.lime{background:var(--lime);color:#0B0B0C}
.pill.ghost{background:var(--lime);color:#0B0B0C}
.pill.grey{background:var(--off);color:var(--soft)}

/* semana */
.strip{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px}
.strip .d{display:flex;flex-direction:column;align-items:center;gap:6px}
.strip .l{font-size:11px;font-weight:600;color:var(--muted)}
.strip .l.on{color:var(--fg);font-weight:800}
.sq{width:42px;height:42px;max-width:100%;aspect-ratio:1;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600}
.sq.off{background:var(--off);color:var(--muted)}
.sq.done{background:var(--lime);color:#0B0B0C}
.sq.partial{background:var(--partial);color:#0B0B0C}
.sq.today{border:2px solid var(--fg)}
.sq.pending{background:var(--card);border:1px solid var(--line)}
.sq.missed{background:var(--card);border:1px solid var(--line);color:#B0B0AA}
.navbtn{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--card);font-size:18px}
.bar{display:grid;grid-template-columns:22px 64px minmax(0,1fr) 78px;gap:8px;align-items:center}
.track{height:8px;border-radius:4px;background:var(--track);overflow:hidden}
.track>div{height:8px;border-radius:4px}
.sess{display:flex;gap:12px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:12px 14px}
.sess .stripe{width:4px;align-self:stretch;border-radius:2px;flex-shrink:0}
.sess.past{opacity:.6}
.sess.today{border:2px solid var(--fg)}

/* calendario */
.phases{display:flex;gap:3px}
.phases>div{display:flex;flex-direction:column;gap:5px;min-width:0}
.phases .b{height:6px;border-radius:3px}
.phases .t{font-size:10px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-transform:uppercase}
.cal{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:5px}
.cal>div{aspect-ratio:1;border-radius:8px;display:flex;align-items:center;justify-content:center;font-family:var(--cond);font-weight:700;font-size:12px;background:var(--empty);color:#0B0B0C;overflow:hidden}
.cal .race-a{color:#fff}
.cal .done{background:var(--lime)}.cal .partial{background:var(--partial)}.cal .low{background:var(--dash)}.cal .none{background:var(--off)}
.cal .current{background:transparent;border:2px solid var(--fg);color:var(--fg);font-family:Inter,sans-serif;font-size:10px}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:11px;color:var(--muted)}
.legend span{display:flex;gap:5px;align-items:center}
.legend i{width:10px;height:10px;border-radius:3px;display:inline-block}

/* carreras */
.raceA{background:#0B0B0C;color:#F4F4F0;border-radius:26px;padding:20px;display:flex;flex-direction:column;gap:14px}
.raceA .m{color:#9A9AA0}
.splitbar{display:flex;height:10px;border-radius:5px;overflow:hidden;gap:2px}
.badge{width:44px;height:44px;border-radius:14px;color:#0B0B0C;display:flex;align-items:center;justify-content:center;font-family:var(--cond);font-weight:700;font-size:15px;flex-shrink:0}
.add{background:transparent;border:1.5px dashed var(--dash);border-radius:18px;padding:16px;font-weight:600;width:100%}

/* coach */
.msgs{display:flex;flex-direction:column;gap:10px}
.msg{max-width:86%;padding:12px 15px;font-size:15px;line-height:1.45;white-space:pre-wrap;overflow-wrap:anywhere}
.msg.user{align-self:flex-end;max-width:80%;background:var(--lime);color:#0B0B0C;border-radius:20px 20px 6px 20px;font-weight:500}
.msg.assistant{align-self:flex-start;background:var(--card);border:1px solid var(--line);border-radius:20px 20px 20px 6px}
.recalc{align-self:flex-start;display:flex;gap:8px;align-items:center;background:var(--lime);color:#0B0B0C;border-radius:14px;padding:10px 14px;font-size:13px;font-weight:600}
.composer{position:fixed;left:0;right:0;bottom:calc(100px + env(safe-area-inset-bottom));display:flex;justify-content:center;pointer-events:none;z-index:5}
.composer>div{width:min(440px,100%);padding:0 20px;display:flex;flex-direction:column;gap:10px;pointer-events:auto}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{flex-shrink:0;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:9px 13px;font-size:13px;font-weight:500}
.chip.on{background:var(--fg);color:#fff;border-color:var(--fg)}
.send{width:52px;border-radius:16px;background:var(--lime);color:#0B0B0C;display:flex;align-items:center;justify-content:center;flex-shrink:0}

/* formularios */
input,select,textarea{width:100%;font:15px Inter,sans-serif;color:var(--fg);background:var(--card);-webkit-appearance:none;appearance:none;border:1px solid var(--line);border-radius:14px;padding:13px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--fg)}
textarea{resize:vertical;min-height:96px}
input[type=date]{min-height:48px}
label.f{display:block;font-size:13px;color:var(--muted);margin:-4px 0 -8px}
.btn{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--lime);color:#0B0B0C;font-weight:700;border-radius:18px;padding:16px;width:100%;text-decoration:none}
.btn.white{background:var(--fg);color:#fff}
.btn.ghost{background:var(--card);color:var(--fg);border:1px solid var(--line);font-weight:600;padding:13px;border-radius:16px}
.btn.big{flex-direction:column;border-radius:24px;padding:26px 20px;font-size:18px;gap:10px}
.link{color:var(--muted);font-size:13px;padding:6px;text-decoration:underline;text-underline-offset:3px}
.err{color:var(--error);font-size:14px;min-height:0}
.err:empty{display:none}
.center{text-align:center}

/* barra de acción fija sobre la navegación */
#cta{position:fixed;left:0;right:0;bottom:calc(98px + env(safe-area-inset-bottom));display:flex;justify-content:center;pointer-events:none;z-index:5}
#cta>*{width:min(400px,calc(100% - 40px));pointer-events:auto}
#cta:empty{display:none}

/* navegación */
nav{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(18px + env(safe-area-inset-bottom));width:min(416px,calc(100% - 24px));height:66px;border-radius:22px;background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--line);box-shadow:0 8px 24px rgba(11,11,12,.08);display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:center;z-index:6}
nav[hidden]{display:none}
nav button{color:var(--muted);font-size:11px;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 0}
nav button.on{color:var(--fg);font-weight:700}
nav button.on svg{background:var(--lime);border-radius:10px;padding:3px;width:30px;height:28px;margin:-3px 0}
select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23707076' stroke-width='2.5' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.logo{display:flex;align-items:center;gap:10px}
.logo img{border-radius:10px}
.logo .word{font-family:var(--cond);font-weight:700;font-size:30px;line-height:1;letter-spacing:-.01em}
.composer>div{background:linear-gradient(to bottom,rgba(255,255,255,0),#fff 24px);padding-top:24px}
.hl{background:var(--lime);padding:0 6px;-webkit-box-decoration-break:clone;box-decoration-break:clone}

/* carga */
.loader{display:flex;flex-direction:column;align-items:center;gap:16px;padding-top:20vh;text-align:center}
.mark{flex-shrink:0}
.mark .arc{transform-origin:24px 24px;animation:s 1.1s linear infinite}
.mark .pulse{transform-origin:24px 24px;animation:pulse 1.1s ease-in-out infinite}
@keyframes pulse{50%{transform:scale(1.6);opacity:.6}}
.ldmsg{display:inline-block}
.ldmsg.in{animation:fadein .4s ease}
@keyframes fadein{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.typing{color:var(--muted);display:flex;align-items:center;gap:10px}
.dots{display:inline-flex;gap:4px}
.dots i{width:7px;height:7px;border-radius:50%;background:var(--fg);opacity:.25;animation:dot 1.2s infinite}
.dots i:nth-child(2){animation-delay:.15s}.dots i:nth-child(3){animation-delay:.3s}
@keyframes dot{30%{opacity:1;transform:translateY(-3px)}}
@media (prefers-reduced-motion:reduce){.mark .arc,.mark .pulse,.dots i,.ldmsg.in{animation:none}}