/* Identidad de padrealpha.com: Montserrat negra, Inter, rojo sobre blanco y casi negro. */
:root {
  --bg: #fff; --surface: #F6F9FA; --card: #fff; --ink: #10181B; --ink-soft: #5C6B72;
  --line: rgba(16, 24, 27, .10); --accent: #E4302B; --accent-fg: #E4302B; --accent-tint: #FDECEB;
  --ok: #1E8E5A; --ok-tint: #E3F4EB; --warn: #B26A00; --warn-tint: #FFF1D9; --on-accent: #fff;
  --f-display: 'Montserrat', system-ui, sans-serif; --f-body: 'Inter', system-ui, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #10181B; --surface: #182226; --card: #182226; --ink: #F2F5F6; --ink-soft: #9AA8AE;
    --line: rgba(255, 255, 255, .12); --accent-fg: #FF6B66; --accent-tint: #2E1B1C;
    --ok: #4CC38A; --ok-tint: #14281F; --warn: #F0B35A; --warn-tint: #2C2312; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 var(--f-body); -webkit-font-smoothing: antialiased; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.app { max-width: 520px; margin: 0 auto; padding: 16px 16px calc(40px + env(safe-area-inset-bottom, 0px)); min-height: 100vh; }
h1, h2 { font-family: var(--f-display); font-weight: 900; margin: 0; letter-spacing: -.01em; text-wrap: balance; }
h1 { font-size: 30px; line-height: 1.1; }
h1 em { font-style: normal; color: var(--accent-fg); }
h2 { font-size: 19px; }
p { margin: 0; }
.muted { color: var(--ink-soft); }
.label { font-size: 11px; font-weight: 600; letter-spacing: .09em; text-transform: uppercase; color: var(--ink-soft); }
.logo { font-family: var(--f-display); font-weight: 900; font-size: 15px; letter-spacing: .02em; }
.logo i { color: var(--accent); font-style: normal; }
.top { display: flex; align-items: center; justify-content: space-between; padding: 6px 0 14px; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 16px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 22px; border-radius: 100px; font-weight: 600; border: 1.5px solid var(--ink); background: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn.small { min-height: 36px; padding: 0 16px; font-size: 13px; }
.btn.block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.linkbtn { background: none; border: 0; text-decoration: underline; color: var(--ink-soft); font-weight: 600; min-height: 40px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.inp { min-height: 46px; border: 1.5px solid var(--line); border-radius: 12px; background: var(--bg); padding: 0 12px; width: 100%; }
.inp:focus { border-color: var(--accent); outline: 0; }
.chip { display: inline-flex; align-items: center; padding: 3px 10px; border-radius: 100px; font-size: 12px; font-weight: 600; background: var(--surface); color: var(--ink-soft); }
.chip.ok { background: var(--ok-tint); color: var(--ok); }
.chip.warn { background: var(--warn-tint); color: var(--warn); }
.chip.bad { background: var(--accent-tint); color: var(--accent-fg); }
.error { color: var(--accent-fg); font-weight: 600; font-size: 14px; }
.empty { padding: 22px; text-align: center; color: var(--ink-soft); border: 1px dashed var(--line); border-radius: 16px; }
.linkbox { word-break: break-all; font-size: 13px; padding: 12px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); user-select: all; }
.sec { display: flex; align-items: baseline; justify-content: space-between; margin: 22px 0 10px; }
.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 100px; font-weight: 600; font-size: 14px; z-index: 60; max-width: calc(100% - 32px); text-align: center; }

/* ---------- panel: pestañas y editor de rutinas ---------- */
.seg { display: flex; background: var(--surface); border: 1px solid var(--line); border-radius: 100px; padding: 3px; }
.seg button { flex: 1; padding: 8px 12px; border-radius: 100px; font-size: 14px; font-weight: 600; color: var(--ink-soft); background: none; border: 0; }
.seg button[aria-selected="true"] { background: var(--ink); color: var(--bg); }
.rowbtn { display: flex; align-items: center; gap: 12px; width: 100%; text-align: left; padding: 12px 14px; }
.exc { border: 1px solid var(--line); border-radius: 16px; background: var(--card); overflow: hidden; }
.exh { display: flex; align-items: center; gap: 8px; padding: 12px 12px 12px 14px; }
.exh .grow { text-align: left; background: none; border: 0; padding: 0; line-height: 1.3; }
.exbody { display: flex; flex-direction: column; gap: 14px; padding: 4px 14px 16px; border-top: 1px solid var(--line); padding-top: 14px; }
.pick { display: flex; gap: 6px; flex-wrap: wrap; }
.pick button { flex: 1 1 auto; min-height: 44px; padding: 0 14px; white-space: nowrap; border-radius: 12px; border: 1.5px solid var(--line); background: none; font-weight: 600; }
.pick button[aria-pressed="true"] { border-color: var(--accent); background: var(--accent-tint); color: var(--accent-fg); }
.pgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; }
.inp[aria-invalid="true"] { border-color: var(--accent); background: var(--accent-tint); }
.wkplan { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.wkplan span { padding: 6px 2px; text-align: center; border-radius: 10px; background: var(--surface); font-size: 12px; font-weight: 600; font-variant-numeric: tabular-nums; min-width: 0; }
.wkplan b { display: block; font-size: 10px; color: var(--ink-soft); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.wkplan .dl { background: var(--warn-tint); color: var(--warn); }
.wkplan .dl b { color: var(--warn); }