/* Cancha nocturna: verde-negro, cal blanca, campos de césped, numerales de camiseta. */

@font-face {
  font-family: "Saira Condensed";
  src: url("/fonts/saira-condensed-600.woff2") format("woff2");
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: "Saira Condensed";
  src: url("/fonts/saira-condensed-700.woff2") format("woff2");
  font-weight: 700;
  font-display: swap;
}

:root {
  --ground: #0b120d;
  --ground-2: #101a12;
  --chalk: #f4f7ee;
  --chalk-60: rgba(244, 247, 238, 0.6);
  --chalk-35: rgba(244, 247, 238, 0.35);
  --chalk-18: rgba(244, 247, 238, 0.18);
  --chalk-10: rgba(244, 247, 238, 0.1);
  --ink-2: #a3b8a6;
  --grass: #176a3c;
  --grass-deep: #0f4527;
  --grass-bright: #57c878;
  --on-grass-2: #cfe6d4;
  --display: "Saira Condensed", "Arial Narrow", system-ui, sans-serif;
  --body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }

body {
  background: var(--ground);
  color: var(--chalk);
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.5;
  min-height: 100dvh;
}

::selection { background: var(--grass); color: var(--chalk); }
input, textarea { caret-color: var(--grass-bright); }

:focus-visible {
  outline: 2px solid var(--chalk);
  outline-offset: 2px;
  border-radius: 2px;
}

* { scrollbar-width: thin; scrollbar-color: var(--chalk-18) transparent; }
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-thumb { background: var(--chalk-18); border-radius: 4px; }

a { color: var(--grass-bright); text-underline-offset: 3px; }
a:hover { color: var(--chalk); }

button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}

.page {
  max-width: 34rem;
  margin: 0 auto;
  padding: 0 1.1rem calc(6.5rem + env(safe-area-inset-bottom));
}

/* ---------- Campo (cabecera del día) ---------- */

.field {
  position: relative;
  overflow: hidden;
  margin: 0 -1.1rem;
  padding: calc(0.9rem + env(safe-area-inset-top)) 1.35rem 1.35rem;
  background:
    linear-gradient(160deg, var(--grass) 0%, var(--grass-deep) 100%);
  border-bottom: 2px solid var(--chalk);
}

.field-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
}

.field-arrow {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  font-family: var(--display);
  font-size: 1.9rem;
  font-weight: 600;
  line-height: 1;
  color: var(--chalk);
  text-decoration: none;
  border: 1.5px solid rgba(244, 247, 238, 0.4);
  border-radius: 50%;
}
.field-arrow:active { transform: scale(0.94); }
.field-arrow[aria-disabled="true"] { opacity: 0.25; pointer-events: none; }

.field-date {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--on-grass-2);
  text-align: center;
}
.field-date .hoy-link { color: var(--chalk); white-space: nowrap; }

.field-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(2.7rem, 12vw, 4.2rem);
  line-height: 0.95;
  letter-spacing: 0.005em;
  text-wrap: balance;
  margin: 0.2rem 0 0.55rem;
}

.field-title-sm { font-size: clamp(1.8rem, 8vw, 2.6rem); }

.field-meta {
  font-size: 0.95rem;
  color: var(--on-grass-2);
  font-variant-numeric: tabular-nums;
}

.day-complete .field-meta { color: var(--chalk); font-weight: 600; }

/* Línea de cal que cruza el campo al completar el día. */
.chalk-sweep {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 6px;
  background: var(--chalk);
  transform: scaleX(0);
  transform-origin: left;
}
.day-complete .chalk-sweep { transform: scaleX(1); }
.day-complete.just-now .chalk-sweep {
  transition: transform 0.8s var(--ease-out);
}

.field-tall { text-align: center; padding-bottom: 2rem; }
.field-tall .field-date { margin-bottom: 0.4rem; }

/* Numeral de camiseta: blanco fileteado con verde profundo. */
.kit-number {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(7rem, 38vw, 11rem);
  line-height: 1;
  color: var(--chalk);
  paint-order: stroke fill;
  -webkit-text-stroke: 6px var(--grass-deep);
  text-shadow: 0 4px 0 rgba(15, 69, 39, 0.55);
}

.prestart { padding: 1.4rem 0.2rem; color: var(--ink-2); max-width: 42ch; }

.summary { padding: 1.4rem 0.2rem; display: grid; gap: 0.7rem; }
.summary-line { color: var(--ink-2); }
.summary-line strong { color: var(--chalk); font-variant-numeric: tabular-nums; }

/* ---------- Lista de ejercicios ---------- */

.ex-list { list-style: none; }

.ex {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--chalk-10);
}

.ex-main { flex: 1; min-width: 0; }

.ex-name {
  display: block;
  text-align: left;
  white-space: normal;
  overflow-wrap: break-word;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.35;
  padding: 0;
  text-decoration-line: underline;
  text-decoration-color: var(--chalk-18);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}
.ex-name:hover { text-decoration-color: var(--grass-bright); }

.ex-sets {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  margin-top: 0.15rem;
  font-variant-numeric: tabular-nums;
}

.ex-tech {
  font-size: 0.85rem;
  color: var(--grass-bright);
  margin-top: 0.1rem;
}

.ex-weights {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.45rem;
}

.ex-weight {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--chalk-18);
  border-radius: 999px;
  font-size: 0.9rem;
  color: var(--chalk);
  font-variant-numeric: tabular-nums;
}
.ex-weight:hover { border-color: var(--chalk-60); }
.ex-weight-prev { color: var(--ink-2); font-size: 0.8rem; }

.ex-weight-tag {
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--grass-bright);
}

.ex-weight-input {
  width: 7.5rem;
  padding: 0.35rem 0.65rem;
  font: inherit;
  font-size: 1rem; /* ≥16px: evita el auto-zoom de iOS Safari al enfocar */
  color: var(--chalk);
  background: var(--ground-2);
  border: 1px solid var(--chalk-60);
  border-radius: 999px;
}

.ex-check {
  flex: none;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border: 2px solid var(--chalk-35);
  border-radius: 50%;
  color: transparent;
  transition: background-color 0.25s var(--ease-out), border-color 0.25s var(--ease-out), color 0.25s var(--ease-out);
}
.ex-check:active { transform: scale(0.92); }
.ex.is-done .ex-check {
  background: var(--grass);
  border-color: var(--grass);
  color: var(--chalk);
}
.ex.is-done .ex-name { color: var(--ink-2); text-decoration-color: transparent; }
.ex.is-done .ex-sets { color: var(--ink-2); }

.rest { padding: 1.6rem 0.2rem; }
.rest-note { color: var(--ink-2); max-width: 40ch; }

.rest-hint {
  padding: 0.9rem 0 0;
  font-size: 0.85rem;
  color: var(--ink-2);
}

.link-btn {
  color: var(--grass-bright);
  text-decoration: underline;
  text-underline-offset: 3px;
  padding: 0.2rem 0;
}
.link-btn:hover { color: var(--chalk); }

/* ---------- Cardio ---------- */

.cardio {
  margin-top: 1.6rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--chalk-10);
}

.cardio-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.cardio-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.cardio-tally { display: inline-flex; align-items: center; gap: 4px; }

.tick {
  width: 7px;
  height: 18px;
  border: 1.5px solid var(--chalk-35);
  border-radius: 2px;
  display: inline-block;
}
.tick.is-full { background: var(--grass-bright); border-color: var(--grass-bright); }
.tick-label { margin-left: 0.5rem; font-size: 0.85rem; color: var(--ink-2); font-variant-numeric: tabular-nums; }

.cardio-chips { display: flex; gap: 0.6rem; margin-top: 0.8rem; }

.chip {
  min-height: 46px;
  padding: 0.5rem 1.4rem;
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  border: 1.5px solid var(--chalk-35);
  border-radius: 999px;
  transition: background-color 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}
.chip:hover { border-color: var(--chalk-60); }
.chip:active { transform: scale(0.96); }
.chip.is-on { background: var(--grass); border-color: var(--grass); }

.cardio-note { margin-top: 0.8rem; font-size: 0.85rem; color: var(--ink-2); max-width: 60ch; }

/* ---------- Cabecera de página (Plan / Peso) ---------- */

.page-head {
  padding: calc(1.5rem + env(safe-area-inset-top)) 0.1rem 1.1rem;
  border-bottom: 2px solid var(--chalk);
  margin-bottom: 1.2rem;
}

.page-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: 2.6rem;
  line-height: 1;
  letter-spacing: 0.01em;
}

.page-sub {
  margin-top: 0.35rem;
  color: var(--ink-2);
  font-size: 0.95rem;
  font-variant-numeric: tabular-nums;
}

/* ---------- Fixture ---------- */

.plan { display: grid; gap: 1rem; }

.plan-week-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.6rem;
  margin-bottom: 0.35rem;
}

.plan-week-label {
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.plan-cells {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.35rem;
}

.plan-dow-row { margin-bottom: -0.4rem; }

.plan-dow {
  text-align: center;
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--ink-2);
  letter-spacing: 0.06em;
}

.cell {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  min-height: 44px;
  border: 1.5px solid var(--chalk-18);
  border-radius: 6px;
  text-decoration: none;
  color: var(--ink-2);
}

.cell-num {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
  font-variant-numeric: tabular-nums;
}

.cell.is-done { background: var(--grass); border-color: var(--grass); color: var(--chalk); }

/* Perdido: relleno rayado — el estado vive en la trama, no solo en el color. */
.cell.is-missed {
  background: repeating-linear-gradient(
    45deg,
    transparent 0 4px,
    var(--chalk-18) 4px 6px
  );
}

.cell.is-today {
  border: 2px solid var(--chalk);
  box-shadow: 0 0 0 2px var(--ground), 0 0 0 3.5px var(--chalk-60);
  color: var(--chalk);
}

.cell.is-rest { border-color: transparent; }
.cell.is-rest .cell-num { color: var(--chalk-35); font-size: 0.85rem; }

.plan-cardio { display: inline-flex; gap: 3px; align-items: center; }
.plan-cardio .tick { width: 6px; height: 15px; }

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.1rem;
  margin-top: 1.4rem;
  padding-top: 1rem;
  border-top: 1px solid var(--chalk-10);
  font-size: 0.82rem;
  color: var(--ink-2);
}

.legend-item { display: inline-flex; align-items: center; gap: 0.45rem; }
.cell-mini { min-height: 0; width: 20px; height: 20px; aspect-ratio: auto; border-radius: 4px; }
.cell-mini.is-today { box-shadow: 0 0 0 1.5px var(--ground), 0 0 0 2.5px var(--chalk-60); }
.legend-tick { width: 7px; height: 16px; }

/* ---------- Peso ---------- */

.w-form { display: flex; gap: 0.7rem; margin-bottom: 1.4rem; }

.w-form input {
  flex: 1;
  min-width: 0;
  padding: 0.75rem 1rem;
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--chalk);
  background: var(--ground-2);
  border: 1.5px solid var(--chalk-35);
  border-radius: 10px;
  font-variant-numeric: tabular-nums;
}
.w-form input::placeholder { color: var(--chalk-35); font-size: 1.05rem; font-family: var(--body); font-weight: 400; }

.btn-primary {
  padding: 0.75rem 1.5rem;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--chalk);
  background: var(--grass);
  border-radius: 10px;
  transition: background-color 0.2s var(--ease-out);
}
.btn-primary:hover { background: var(--grass-deep); }
.btn-primary:active { transform: scale(0.97); }

.w-current {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--chalk);
}

.chart-wrap { margin: 0 0 1.4rem; overflow-x: auto; }
.chart-wrap svg { width: 100%; height: auto; display: block; }

.c-grid { stroke: var(--chalk-10); stroke-width: 1; }
.c-line { fill: none; stroke: var(--chalk); stroke-width: 2.5; stroke-linejoin: round; stroke-linecap: round; }
.c-dot { fill: var(--ground); stroke: var(--chalk); stroke-width: 2; }
.c-dot-last { fill: var(--grass-bright); }
.c-label { fill: var(--ink-2); font-family: var(--display); font-size: 13px; font-variant-numeric: tabular-nums; }

.w-list { list-style: none; }

.w-row {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--chalk-10);
}

.w-date { flex: 1; color: var(--ink-2); font-size: 0.92rem; }
.w-kg { font-family: var(--display); font-weight: 600; font-size: 1.15rem; font-variant-numeric: tabular-nums; }

.w-del {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  color: var(--chalk-35);
  border-radius: 50%;
  font-size: 0.9rem;
}
.w-del:hover { color: var(--chalk); background: var(--ground-2); }

/* ---------- Login ---------- */

.login {
  min-height: calc(100dvh - 4rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem 0.2rem;
}

.login-brand {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--grass-bright);
}

.login-title {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(3.2rem, 15vw, 4.6rem);
  line-height: 0.95;
  margin: 0.6rem 0 2rem;
}

.login-form { display: grid; gap: 0.6rem; max-width: 20rem; }
.login-form label { font-size: 0.9rem; color: var(--ink-2); }

.login-form input {
  padding: 0.8rem 1rem;
  font-size: 1.2rem;
  letter-spacing: 0.3em;
  color: var(--chalk);
  background: var(--ground-2);
  border: 1.5px solid var(--chalk-35);
  border-radius: 10px;
}
.login-form input:focus { border-color: var(--chalk); outline: none; }

.form-error { color: var(--chalk); font-size: 0.9rem; border-left: none; padding: 0.4rem 0; }
.form-error::before { content: "✕ "; color: var(--grass-bright); }

.login .btn-primary { margin-top: 0.6rem; }

/* ---------- Navegación ---------- */

.nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.45rem 0.8rem calc(0.45rem + env(safe-area-inset-bottom));
  background: rgba(11, 18, 13, 0.92);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--chalk-10);
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 76px;
  padding: 0.45rem 0.9rem;
  border-radius: 12px;
  color: var(--ink-2);
  text-decoration: none;
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}
.nav-item:hover { color: var(--chalk); }
.nav-item.is-active { color: var(--chalk); background: var(--grass); }

/* ---------- Hoja de técnica ---------- */

.sheet {
  width: 100%;
  max-width: 34rem;
  margin: auto auto 0;
  background: var(--ground-2);
  color: var(--chalk);
  border: none;
  border-top: 2px solid var(--chalk);
  border-radius: 18px 18px 0 0;
  padding: 1.3rem 1.3rem calc(1.3rem + env(safe-area-inset-bottom));
  max-height: 82dvh;
  overflow-y: auto;
}
.sheet::backdrop { background: rgba(4, 8, 5, 0.65); }

.sheet[open] { animation: sheet-up 0.35s var(--ease-out); }
@keyframes sheet-up {
  from { transform: translateY(30px); opacity: 0.4; }
  to { transform: translateY(0); opacity: 1; }
}

.sheet-close {
  position: absolute;
  top: 0.9rem; right: 0.9rem;
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  border-radius: 50%;
  border: 1.5px solid var(--chalk-18);
  color: var(--ink-2);
}
.sheet-close:hover { color: var(--chalk); border-color: var(--chalk-60); }

.sheet h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.55rem;
  line-height: 1.05;
  padding-right: 3rem;
}

.sheet-entry + .sheet-entry { margin-top: 1.6rem; padding-top: 1.4rem; border-top: 1px solid var(--chalk-10); }

.sheet-muscles { color: var(--grass-bright); font-size: 0.88rem; margin-top: 0.2rem; }

.sheet h3 {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 1rem 0 0.35rem;
  color: var(--ink-2);
}

.sheet ol, .sheet ul { padding-left: 1.2rem; display: grid; gap: 0.3rem; font-size: 0.95rem; }
.sheet li::marker { color: var(--grass-bright); font-variant-numeric: tabular-nums; }

.sheet-yt {
  display: inline-block;
  margin-top: 0.9rem;
  padding: 0.55rem 1.1rem;
  border: 1.5px solid var(--chalk-35);
  border-radius: 999px;
  color: var(--chalk);
  text-decoration: none;
  font-size: 0.92rem;
}
.sheet-yt:hover { border-color: var(--grass-bright); color: var(--chalk); }

.sheet-term { padding: 0.5rem 0; border-bottom: 1px solid var(--chalk-10); }
.sheet-term dt { font-weight: 600; }
.sheet-term dd { color: var(--ink-2); font-size: 0.92rem; }

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(5.4rem + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  background: var(--chalk);
  color: var(--ground);
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  z-index: 10;
}

/* ---------- Movimiento reducido ---------- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Pantallas anchas ---------- */

@media (min-width: 700px) {
  .field { border-radius: 0 0 16px 16px; }
  .page { padding-top: 0.5rem; }
}