/* Yami 3C — estilos compartidos (app de la alumna y panel de Yami) */
[data-theme="cobalto"]{--bg:#EEF0F7;--card:#FFFFFF;--card2:#F3F5FB;--ink:#0A0F2C;--muted:#4F5675;--line:#E1E5F0;--ph:#D9DDEC;--hero:#2D4BFF;--hero-ink:#FFFFFF;--hero-num:#C8F560;--hero-pill:rgba(255,255,255,.18);--hero-pill-ink:#FFFFFF;--bar-done:#FFFFFF;--bar-today:#C8F560;--bar-off:rgba(255,255,255,.22);--a1:#2D4BFF;--a1-ink:#FFFFFF;--a2:#C8F560;--a2-ink:#0A0F2C;--btn:#0A0F2C;--btn-ink:#FFFFFF;--feature:#0A0F2C;--feature-ink:#FFFFFF;--feature-acc:#C8F560;--soft1:#E4E9FF;--soft1-ink:#1F35C9;--soft2:#EEF8D6;--soft2-ink:#3B4D0E;--soft3:#FFE4F0;--soft3-ink:#9A1450;--nav:#0A0F2C;--nav-item:#1C2350;--nav-ink:#D3D8EE;--nav-on:#C8F560;--nav-on-ink:#0A0F2C;--pos:#3B6B0E;--neg:#B4400F;--dim:rgba(10,15,44,.45);--period:#E0457B;--period-soft:#FCD9E7}
[data-theme="voltio"]{--bg:#0B0B0C;--card:#18181B;--card2:#232327;--ink:#FFFFFF;--muted:#A1A1AA;--line:#2A2A2E;--ph:#2A2A2E;--hero:#D4FF3A;--hero-ink:#0B0B0C;--hero-num:#0B0B0C;--hero-pill:#0B0B0C;--hero-pill-ink:#D4FF3A;--bar-done:#0B0B0C;--bar-today:#FF5A1F;--bar-off:rgba(11,11,12,.15);--a1:#FF5A1F;--a1-ink:#0B0B0C;--a2:#D4FF3A;--a2-ink:#0B0B0C;--btn:#D4FF3A;--btn-ink:#0B0B0C;--feature:#FF5A1F;--feature-ink:#0B0B0C;--feature-acc:#0B0B0C;--soft1:#3A2116;--soft1-ink:#FFB596;--soft2:#2A3311;--soft2-ink:#D4FF3A;--soft3:#3A1426;--soft3-ink:#FF9CC5;--nav:#18181B;--nav-item:#2A2A2E;--nav-ink:#D4D4D8;--nav-on:#D4FF3A;--nav-on-ink:#0B0B0C;--pos:#D4FF3A;--neg:#FF8A5C;--dim:rgba(0,0,0,.6);--period:#FF5C9A;--period-soft:#3A1426}
[data-theme="brisa"]{--bg:#E3E8ED;--card:#FFFFFF;--card2:#EEF2F5;--ink:#15191D;--muted:#59626B;--line:#DCE2E7;--ph:#C7D0D8;--hero:#A8D5E8;--hero-ink:#15191D;--hero-num:#15191D;--hero-pill:#FFFFFF;--hero-pill-ink:#15191D;--bar-done:#15191D;--bar-today:#F2683A;--bar-off:rgba(255,255,255,.6);--a1:#F2683A;--a1-ink:#15191D;--a2:#A8D5E8;--a2-ink:#15191D;--btn:#15191D;--btn-ink:#FFFFFF;--feature:#15191D;--feature-ink:#FFFFFF;--feature-acc:#A8D5E8;--soft1:#FFE1D5;--soft1-ink:#8A3A1F;--soft2:#DDE8CF;--soft2-ink:#3A4A26;--soft3:#FCE0EC;--soft3-ink:#9A1450;--nav:#15191D;--nav-item:#2A3036;--nav-ink:#C9D1D8;--nav-on:#A8D5E8;--nav-on-ink:#15191D;--pos:#3A6A26;--neg:#B4400F;--dim:rgba(21,25,29,.45);--period:#E0457B;--period-soft:#FCD9E7}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:'Archivo',system-ui,sans-serif;font-size:15px;line-height:1.4}
body{min-height:100vh}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
a{color:inherit;text-decoration:none}
.app{max-width:440px;margin:0 auto;min-height:100vh;padding:calc(18px + env(safe-area-inset-top)) 18px 120px;display:flex;flex-direction:column;gap:14px}
.app.no-nav{padding-bottom:40px}
.row{display:flex;align-items:center;gap:10px}
.wrap{flex-wrap:wrap}
.between{display:flex;justify-content:space-between;align-items:center;gap:10px}
.col{display:flex;flex-direction:column;gap:4px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.muted{color:var(--muted)}
.small{font-size:12px}
.title{font-size:30px;font-weight:800;letter-spacing:-.8px;line-height:1.05;margin:0}
.big{font-weight:800;font-style:italic;letter-spacing:-2px;line-height:.95}
.num{font-weight:800;font-style:italic}
.label{font-size:11px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--muted)}
.card{background:var(--card);border-radius:26px;padding:16px}
.card.tight{padding:12px}
.ic{width:46px;height:46px;border-radius:50%;border:0;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.ic.sm{width:38px;height:38px}
.ic.xs{width:34px;height:34px}
.ic svg{width:20px;height:20px}
.ic.sm svg,.ic.xs svg{width:17px;height:17px}
.ic-dark{background:var(--btn);color:var(--btn-ink)}
.ic-card{background:var(--card);color:var(--ink)}
.ic-card2{background:var(--card2);color:var(--ink)}
.ic-a1{background:var(--a1);color:var(--a1-ink)}
.ic-a2{background:var(--a2);color:var(--a2-ink)}
.ic-period{background:var(--period);color:#fff}
.pill{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 11px;font-size:12px;font-weight:700;border:0;white-space:nowrap}
.p-soft1{background:var(--soft1);color:var(--soft1-ink)}
.p-soft2{background:var(--soft2);color:var(--soft2-ink)}
.p-soft3{background:var(--soft3);color:var(--soft3-ink)}
.p-card2{background:var(--card2);color:var(--ink)}
.p-dark{background:var(--btn);color:var(--btn-ink)}
.btn{display:flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:16px 18px;font-size:16px;font-weight:800;width:100%}
.btn svg{width:18px;height:18px}
.btn-dark{background:var(--btn);color:var(--btn-ink)}
.btn-a1{background:var(--a1);color:var(--a1-ink)}
.btn-ghost{background:var(--card);color:var(--ink)}
.btn-line{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 2px var(--line)}
.btn-sm{padding:10px 14px;font-size:13px;width:auto}
.btn:disabled{opacity:.5}
.link{background:none;border:0;color:var(--a1);font-weight:800;padding:8px 0;font-size:14px}
[data-theme="voltio"] .link{color:var(--a2)}
.bar{height:10px;background:var(--card2);border-radius:999px;overflow:hidden}
.bar>i{display:block;height:100%;border-radius:999px}
.ph{background:var(--ph);color:var(--muted);display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;letter-spacing:1px;text-align:center;overflow:hidden}
.ph img{width:100%;height:100%;object-fit:cover;display:block}
.hero{background:var(--hero);color:var(--hero-ink);border-radius:30px;padding:20px;display:flex;flex-direction:column;gap:14px}
.hero .pill{background:var(--hero-pill);color:var(--hero-pill-ink)}
.week{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px;align-items:end;height:96px}
.week div{display:flex;flex-direction:column;align-items:center;gap:6px;justify-content:flex-end;height:100%;font-size:11px}
.week i{display:block;width:12px;border-radius:999px}
.habit{display:flex;align-items:center;gap:12px;background:var(--card);border-radius:22px;padding:12px 14px;border:0;width:100%;text-align:left}
.habit > svg,.item > svg,.food > svg{width:18px;height:18px;flex-shrink:0;color:var(--muted)}
.check{width:30px;height:30px;border-radius:50%;border:2px solid var(--line);flex-shrink:0;display:flex;align-items:center;justify-content:center;background:transparent}
.check.on{background:var(--a2);border-color:var(--a2);color:var(--a2-ink)}
.check svg{width:15px;height:15px}
.feature{background:var(--feature);color:var(--feature-ink);border-radius:26px;padding:18px 20px;display:flex;align-items:center;gap:14px}
.feature .acc{color:var(--feature-acc)}
.seg{display:grid;background:var(--card);border-radius:999px;padding:5px;gap:4px}
.seg button{border:0;background:none;border-radius:999px;padding:10px 4px;font-size:14px;font-weight:500;color:var(--muted)}
.seg button.on{background:var(--btn);color:var(--btn-ink);font-weight:700}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.chips.wrap{flex-wrap:wrap;overflow:visible}
.chips::-webkit-scrollbar{display:none}
.chip{border:0;border-radius:999px;padding:10px 14px;font-size:13px;font-weight:500;background:var(--card);color:var(--ink);white-space:nowrap}
.chip.alt{background:var(--card2)}
.chip.on{background:var(--btn);color:var(--btn-ink);font-weight:700}
.field{width:100%;border:0;border-radius:14px;background:var(--card2);padding:12px 14px;font-size:15px;outline:none}
.field:focus{box-shadow:0 0 0 2px var(--a1)}
textarea.field{resize:vertical;line-height:1.45;min-height:70px}
select.field{appearance:none;background-image:linear-gradient(45deg,transparent 50%,currentColor 50%),linear-gradient(135deg,currentColor 50%,transparent 50%);background-position:calc(100% - 20px) 55%,calc(100% - 15px) 55%;background-size:5px 5px;background-repeat:no-repeat;padding-right:36px}
.flabel{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:700}
.sets{display:grid;grid-template-columns:28px minmax(0,1.2fr) minmax(0,1fr) minmax(0,1fr) minmax(0,.85fr) 38px;gap:6px;align-items:center}
.sets.head{font-size:10px;font-weight:700;color:var(--muted);letter-spacing:.6px;text-transform:uppercase;padding:0 4px}
.setrow{padding:6px 4px;border-radius:14px}
.setrow.done{background:var(--soft2);color:var(--soft2-ink)}
.setrow.done .muted{color:inherit;opacity:.75}
.setrow input{width:100%;border:0;border-radius:10px;background:var(--card2);padding:9px 4px;font-weight:800;text-align:center;outline:none;font-size:15px}
.setrow.done input{background:rgba(255,255,255,.55);color:inherit}
[data-theme="voltio"] .setrow.done input{background:rgba(0,0,0,.25)}
.setcheck{width:36px;height:36px;border-radius:50%;border:2px solid var(--line);background:var(--card);display:flex;align-items:center;justify-content:center;color:var(--ink)}
.setrow.done .setcheck{background:var(--a2);border-color:var(--a2);color:var(--a2-ink)}
.setcheck svg{width:15px;height:15px}
.food{display:flex;justify-content:space-between;gap:10px;align-items:center;padding:9px 0;border-bottom:1px solid var(--line);font-size:14px}
.food:last-child{border-bottom:0}
.x{border:0;background:var(--card2);color:var(--muted);width:28px;height:28px;border-radius:50%;font-size:16px;line-height:1;flex-shrink:0}
.mtable{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:6px;padding:11px 0;border-bottom:1px solid var(--line);font-size:15px}
.mtable:last-child{border-bottom:0}
.mtable div:not(:first-child){text-align:right}
.range{width:100%;accent-color:var(--a1);height:28px;margin:0}
.video{position:relative;width:100%;aspect-ratio:16/9;border-radius:20px;overflow:hidden;background:#000}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
nav.tabs{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(14px + env(safe-area-inset-bottom));width:min(404px,calc(100% - 36px));background:var(--nav);border-radius:999px;padding:8px;display:flex;justify-content:space-between;z-index:20;box-shadow:0 10px 30px rgba(0,0,0,.18)}
nav.tabs a{width:54px;height:54px;border-radius:50%;background:var(--nav-item);color:var(--nav-ink);display:flex;align-items:center;justify-content:center}
nav.tabs a.on{background:var(--nav-on);color:var(--nav-on-ink)}
nav.tabs svg{width:22px;height:22px}
.sheet-wrap{position:fixed;inset:0;background:var(--dim);z-index:50;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:var(--bg);width:100%;max-width:440px;max-height:92vh;overflow-y:auto;border-radius:30px 30px 0 0;padding:10px 18px calc(24px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:14px}
.sheet-wrap.wide .sheet{max-width:640px}
@media (min-width:760px){.sheet-wrap{align-items:center}.sheet{border-radius:30px;max-height:88vh}}
.grab{width:44px;height:5px;border-radius:999px;background:var(--line);margin:4px auto 0}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(96px + env(safe-area-inset-bottom));background:var(--btn);color:var(--btn-ink);padding:12px 18px;border-radius:999px;font-weight:700;font-size:14px;z-index:60;box-shadow:0 8px 24px rgba(0,0,0,.2);max-width:calc(100% - 32px);text-align:center}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.tag{font-size:11px;font-weight:700;border-radius:999px;padding:4px 9px;background:var(--soft1);color:var(--soft1-ink)}
.spin{width:28px;height:28px;border-radius:50%;border:3px solid var(--line);border-top-color:var(--a1);animation:sp 1s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
.swatch{display:flex;border-radius:14px;overflow:hidden;height:44px}
.swatch i{flex:1}
.theme-opt{border:2px solid transparent;background:var(--card);border-radius:22px;padding:12px;display:flex;flex-direction:column;gap:10px;text-align:left;width:100%}
.theme-opt.on{border-color:var(--a1)}
.cal{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px;text-align:center}
.cal .dow{font-size:11px;font-weight:700;color:var(--muted);padding:4px 0}
.cal button{aspect-ratio:1;border:0;border-radius:50%;background:transparent;font-size:14px;font-weight:600;color:var(--ink);display:flex;align-items:center;justify-content:center;position:relative}
.cal button.out{opacity:.25}
.cal button.period{background:var(--period);color:#fff}
.cal button.predicted{background:var(--period-soft);color:var(--ink);box-shadow:inset 0 0 0 2px var(--period)}
.cal button.today{outline:2px solid var(--ink);outline-offset:1px}
.cal button.ov::after{content:'';position:absolute;bottom:4px;width:5px;height:5px;border-radius:50%;background:var(--a1)}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px 18px}
.login{width:100%;max-width:400px;display:flex;flex-direction:column;gap:14px}
.logo{width:64px;height:64px;border-radius:20px;background:var(--hero);color:var(--hero-num);display:flex;align-items:center;justify-content:center;font-weight:800;font-style:italic;font-size:24px}
.empty{border:2px dashed var(--line);border-radius:22px;padding:22px;text-align:center;color:var(--muted);font-size:14px}