/* ==========================================================================
   GymBros · Sistema de diseño
   Inspiración: iOS Fitness, Apple Health, Google Material You
   ========================================================================== */

:root {
  /* Paleta base (oscuro por defecto) */
  --bg: #0b0b0f;
  --bg-elev: #14141b;
  --bg-elev-2: #1d1d27;
  --text: #f5f5f7;
  --text-muted: #a1a1aa;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --success: #30d158;
  --warning: #ffd60a;
  --danger: #ff453a;
  --info: #64d2ff;

  /* Acentos (override por data-accent) */
  --accent-1: #a78bfa;
  --accent-2: #8b5cf6;

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.45);
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --tabbar-h: 72px;

  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

:root[data-theme="light"] {
  --bg: #f7f7fb;
  --bg-elev: #ffffff;
  --bg-elev-2: #f1f1f6;
  --text: #0f0f13;
  --text-muted: #6b7280;
  --border: rgba(0, 0, 0, 0.08);
  --border-strong: rgba(0, 0, 0, 0.14);
  --shadow-card: 0 8px 24px rgba(15, 15, 19, 0.06);
}

@media (prefers-color-scheme: light) {
  :root[data-theme="auto"] {
    --bg: #f7f7fb;
    --bg-elev: #ffffff;
    --bg-elev-2: #f1f1f6;
    --text: #0f0f13;
    --text-muted: #6b7280;
    --border: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.14);
    --shadow-card: 0 8px 24px rgba(15, 15, 19, 0.06);
  }
}

/* Acentos */
:root[data-accent="violet"]  { --accent-1: #a78bfa; --accent-2: #8b5cf6; }
:root[data-accent="blue"]    { --accent-1: #60a5fa; --accent-2: #3b82f6; }
:root[data-accent="green"]   { --accent-1: #4ade80; --accent-2: #22c55e; }
:root[data-accent="orange"]  { --accent-1: #fb923c; --accent-2: #f97316; }
:root[data-accent="pink"]    { --accent-1: #f472b6; --accent-2: #ec4899; }
:root[data-accent="red"]     { --accent-1: #f87171; --accent-2: #ef4444; }

/* ============== Reset / base ============== */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { background: var(--bg); color-scheme: dark light; -webkit-tap-highlight-color: transparent; overflow-x: hidden; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto,
               "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  font-size: 16px;
  line-height: 1.45;
  min-height: 100dvh;
  overscroll-behavior-y: contain;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea {
  font: inherit;
  color: inherit;
}
button { cursor: pointer; background: none; border: 0; padding: 0; }
img { max-width: 100%; display: block; }

/* ============== Flash toast ============== */
#flash-stack {
  position: fixed; top: calc(var(--safe-top) + 14px); left: 50%;
  transform: translateX(-50%); z-index: 200; display: grid; gap: 8px;
  max-width: min(92vw, 520px); width: max-content;
}
.flash {
  padding: 12px 16px; border-radius: var(--radius-md);
  background: var(--bg-elev); border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-md); font-weight: 500;
}
.flash--error { border-color: color-mix(in srgb, var(--danger) 40%, transparent); }
.flash--info  { border-color: color-mix(in srgb, var(--info) 40%, transparent); }
.flash--warning { border-color: color-mix(in srgb, var(--warning) 40%, transparent); }
.flash--success { border-color: color-mix(in srgb, var(--success) 40%, transparent); }

/* ============== Login ============== */
.page-login {
  display: grid; place-items: center; min-height: 100dvh;
  background:
    radial-gradient(1000px 600px at 20% -10%, color-mix(in srgb, var(--accent-1) 45%, transparent), transparent 60%),
    radial-gradient(900px 500px at 80% 110%, color-mix(in srgb, var(--accent-2) 30%, transparent), transparent 60%),
    var(--bg);
}
.login {
  width: min(92vw, 420px); padding: 28px 22px;
  background: color-mix(in srgb, var(--bg-elev) 82%, transparent);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-radius: var(--radius-xl); border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-md);
}
.login__hero { text-align: center; margin-bottom: 18px; }
.login__logo { width: 72px; height: 72px; margin: 0 auto 10px; }
.login__title {
  margin: 0; font-size: 30px; font-weight: 700; letter-spacing: -0.02em;
  background: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.login__subtitle { margin: 4px 0 0; color: var(--text-muted); }
.login__form { display: grid; gap: 14px; }
.login__hint { text-align: center; margin-top: 14px; color: var(--text-muted); font-size: 14px; }

/* ============== Fields ============== */
.field { display: grid; gap: 6px; }
.field > span { font-size: 13px; color: var(--text-muted); font-weight: 500; }
.field input, .field select, .field textarea, .field__input,
select.field__input {
  width: 100%; padding: 12px 14px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  transition: border-color .15s var(--ease), background .15s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus, .field__input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent-2) 65%, transparent);
  background: color-mix(in srgb, var(--bg-elev-2) 88%, var(--accent-2) 12%);
}
.field--inline { display: flex; align-items: center; gap: 10px; }
.field--inline > span { margin: 0; }
.check { display: flex; align-items: center; gap: 10px; color: var(--text-muted); font-size: 14px; }
.check input { accent-color: var(--accent-2); width: 18px; height: 18px; }

/* ============== Buttons ============== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 18px; border-radius: 999px; font-weight: 600;
  border: 1px solid transparent; transition: transform .06s var(--ease), box-shadow .15s var(--ease), background .2s var(--ease);
  user-select: none;
}
.btn:active { transform: scale(.97); }
.btn--primary {
  background: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  color: #fff; box-shadow: 0 4px 12px color-mix(in srgb, var(--accent-2) 35%, transparent);
}
.btn--ghost {
  background: var(--bg-elev-2); color: var(--text); border-color: var(--border);
}
.btn--danger { background: color-mix(in srgb, var(--danger) 90%, black); color: #fff; }
.btn--block { width: 100%; }
.btn--lg { padding: 14px 22px; font-size: 17px; }
.btn--sm { padding: 8px 14px; font-size: 14px; }

.icon-btn {
  display: inline-grid; place-items: center; width: 40px; height: 40px;
  border-radius: 50%; color: var(--text);
  background: var(--bg-elev-2); border: 1px solid var(--border);
}
.icon-btn:active { transform: scale(.95); }

.link { color: color-mix(in srgb, var(--accent-1) 85%, var(--text)); font-weight: 600; font-size: 14px; }

/* ============== App shell ============== */
.page-app { background: var(--bg); }
.app-shell {
  display: grid; grid-template-rows: auto 1fr auto;
  min-height: 100dvh; padding-top: var(--safe-top);
}
.topbar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px;
  padding: 10px 14px;
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border);
}
.topbar__brand {
  display: inline-flex; gap: 8px; align-items: center;
  font-weight: 700; letter-spacing: -0.02em;
  min-width: 0; flex: 0 1 auto;
}
.topbar__brand span { white-space: nowrap; }
.topbar__brand img { width: 26px; height: 26px; flex: 0 0 26px; }
.topbar__actions { display: inline-flex; gap: 6px; flex-shrink: 0; }

.content {
  padding: 16px 16px calc(var(--tabbar-h) + 24px);
  max-width: 720px; width: 100%; margin: 0 auto;
}
@media (min-width: 720px) {
  .content { padding-bottom: calc(var(--tabbar-h) + 32px); }
}

.tabbar {
  position: fixed; left: 50%; bottom: 0; transform: translateX(-50%);
  width: min(100%, 720px); z-index: 50;
  display: grid; grid-template-columns: repeat(5, 1fr);
  padding: 8px 10px calc(10px + var(--safe-bottom));
  background: color-mix(in srgb, var(--bg) 75%, transparent);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-top: 1px solid var(--border);
}
.tabbar__item {
  display: grid; place-items: center; gap: 3px;
  font-size: 11px; color: var(--text-muted); padding: 6px 4px;
}
.tabbar__item.is-active { color: var(--text); }
.tabbar__item.is-active svg { stroke: color-mix(in srgb, var(--accent-1) 80%, var(--text)); }
.tabbar__item--fab { align-self: center; }
.fab {
  display: grid; place-items: center; width: 54px; height: 54px;
  border-radius: 50%; color: #fff;
  background: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  box-shadow: 0 8px 20px color-mix(in srgb, var(--accent-2) 35%, transparent);
  transform: translateY(-10px);
}

/* ============== Cards / layout ============== */
.section { margin-top: 22px; }
.section__head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 10px;
}
.section__title { margin: 0; font-size: 17px; font-weight: 700; letter-spacing: -0.01em; }
.eyebrow {
  font-size: 13px; color: var(--text-muted);
  text-transform: uppercase; letter-spacing: .08em; margin: 0;
}
.page-head { margin-top: 6px; margin-bottom: 14px; }
.page-head__title { margin: 0; font-size: 28px; font-weight: 800; letter-spacing: -0.02em; }
.page-head__meta { margin: 4px 0 0; color: var(--text-muted); font-size: 14px; }

.hero-card {
  display: grid; gap: 16px; padding: 22px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(120% 120% at 0% 0%, color-mix(in srgb, var(--accent-1) 35%, transparent), transparent 55%),
    radial-gradient(120% 120% at 100% 100%, color-mix(in srgb, var(--accent-2) 25%, transparent), transparent 55%),
    var(--bg-elev);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-card);
}
.hero-card__title { margin: 0; font-size: 22px; font-weight: 700; letter-spacing: -0.01em; }

.stats-grid {
  margin-top: 18px;
  display: grid; gap: 10px;
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 520px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat-card {
  padding: 14px 10px 12px; border-radius: var(--radius-lg);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  text-align: center;
}
.stat-card__label { margin: 0; font-size: 12px; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .05em; }
.stat-card__value { margin: 6px 0 0; font-size: 26px; font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; }
.stat-card__value small { font-size: 13px; color: var(--text-muted); font-weight: 600; }
.stat-card__meta { margin: 4px 0 0; color: var(--text-muted); font-size: 12px; }

/* Stats dentro de .card__row (p.ej. "Último entreno") también centradas */
.card__row > div { text-align: center; }

.card {
  display: block;
  padding: 16px; border-radius: var(--radius-lg);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.card--clickable { color: inherit; }
.card--clickable:active { transform: scale(.995); }
.card__head { display: flex; align-items: center; gap: 10px; }
.card__title { font-weight: 700; }
.card__row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 12px; }

.pill {
  display: inline-block; padding: 4px 10px; font-size: 12px; font-weight: 600;
  border-radius: 999px; background: var(--bg-elev-2); color: var(--text-muted);
  border: 1px solid var(--border);
}

.empty {
  padding: 36px 16px; border-radius: var(--radius-lg);
  text-align: center; color: var(--text-muted);
  background: var(--bg-elev); border: 1px dashed var(--border-strong);
}
.empty svg { margin: 0 auto 8px; display: block; stroke: var(--text-muted); }

.muted { color: var(--text-muted); font-size: 13px; }

.quick-grid {
  display: grid; gap: 10px;
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 520px) { .quick-grid { grid-template-columns: repeat(4, 1fr); } }
.quick {
  display: grid; place-items: center; gap: 6px;
  padding: 16px 10px; border-radius: var(--radius-lg);
  background: var(--bg-elev); border: 1px solid var(--border);
  font-weight: 600;
}
.quick__ico { font-size: 26px; }

.chip-stack { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 8px 14px; border-radius: 999px;
  background: var(--bg-elev); border: 1px solid var(--border);
  font-weight: 600; font-size: 14px; display: inline-flex; gap: 6px; align-items: center;
}
.chip small { color: var(--text-muted); font-weight: 500; }

/* ============== Filters ============== */
.filters {
  margin: 6px 0 14px; display: flex; gap: 8px; align-items: center;
}
.search-box {
  flex: 1 1 0; min-width: 0; display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 12px; background: var(--bg-elev-2); border: 1px solid var(--border);
  border-radius: var(--radius-md); color: var(--text-muted);
}
.search-box input {
  flex: 1; background: transparent; border: 0; outline: none; color: var(--text);
}

/* ============== Workout page ============== */
.workout-controls { display: grid; gap: 10px; margin-bottom: 18px; }
.exercise-list { display: grid; gap: 12px; }
.exercise {
  border-radius: var(--radius-lg); overflow: hidden;
  background: var(--bg-elev); border: 1px solid var(--border);
}
.exercise__head {
  display: flex; gap: 12px; align-items: center;
  padding: 12px; border-bottom: 1px solid var(--border);
  background: var(--bg-elev);
}
.exercise__photo {
  width: 52px; height: 52px; border-radius: 12px; object-fit: cover;
  background: var(--bg-elev-2); border: 1px solid var(--border);
}
.exercise__name { font-weight: 700; }
.exercise__meta { color: var(--text-muted); font-size: 12px; }
.exercise__actions { margin-left: auto; display: inline-flex; gap: 6px; }
.exercise__hint { padding: 8px 12px; color: var(--text-muted); font-size: 13px; background: var(--bg-elev-2); border-bottom: 1px solid var(--border); }

.sets-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.sets-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.sets-table th, .sets-table td {
  padding: 8px 4px; text-align: center; font-size: 14px;
  border-top: 1px solid var(--border);
}
.sets-table thead th { color: var(--text-muted); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.sets-table th:first-child, .sets-table td:first-child { text-align: center; padding-left: 8px; width: 38px; }
.sets-table th:last-child, .sets-table td:last-child { padding-right: 8px; width: 36px; }
.sets-table col.col-warmup { width: 48px; }
.sets-table input[type="number"] {
  width: 100%; max-width: 78px; text-align: center;
  padding: 8px 4px; background: var(--bg-elev-2); border: 1px solid var(--border);
  border-radius: 10px; color: var(--text); font-size: 14px;
  -moz-appearance: textfield;
}
.sets-table input[type="number"]::-webkit-outer-spin-button,
.sets-table input[type="number"]::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.set-row--warmup { opacity: .75; }
.warmup-tag { font-size: 11px; padding: 2px 6px; border-radius: 999px; background: color-mix(in srgb, var(--warning) 30%, transparent); color: var(--warning); font-weight: 700; }
.rpe-help {
  margin-left: 4px;
  font-size: 12px;
  color: var(--text-muted);
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0 2px;
  vertical-align: baseline;
}
.rpe-help:hover { color: var(--text); }

.exercise__add {
  display: flex; gap: 8px; padding: 10px 12px; background: var(--bg-elev);
  border-top: 1px solid var(--border);
}
.exercise__add .btn { flex: 1; }

/* ============== Modal ============== */
.modal {
  position: fixed; inset: 0; z-index: 100;
  display: grid; place-items: end center;
  padding: 0 0 var(--safe-bottom);
  background: rgba(0, 0, 0, .5);
  backdrop-filter: blur(4px);
  animation: fade .18s var(--ease);
}
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
.modal[hidden] { display: none; }
.modal__panel {
  width: min(100vw, 520px); max-height: 86dvh; overflow: auto;
  background: var(--bg-elev); border-top-left-radius: var(--radius-xl);
  border-top-right-radius: var(--radius-xl);
  border: 1px solid var(--border-strong); box-shadow: var(--shadow-md);
  padding: 14px 14px 20px;
  animation: slide .2s var(--ease);
}
.modal__panel--lg { width: min(100vw, 640px); }
@keyframes slide { from { transform: translateY(30px); } to { transform: translateY(0); } }
.modal__head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 4px 0 10px;
}
.modal__head h2 { margin: 0; font-size: 18px; }
.modal__body { display: grid; gap: 12px; }
.modal__actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 10px; }

/* ============== Machines ============== */
.machines-grid {
  display: grid; gap: 12px; grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 540px) { .machines-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 720px) { .machines-grid { grid-template-columns: repeat(4, 1fr); } }
.machine-card {
  border-radius: var(--radius-lg); overflow: hidden;
  background: var(--bg-elev); border: 1px solid var(--border);
  display: grid; grid-template-rows: 110px auto;
}
.machine-card__img {
  background: linear-gradient(120deg, color-mix(in srgb, var(--accent-1) 35%, var(--bg-elev-2)), color-mix(in srgb, var(--accent-2) 25%, var(--bg-elev-2)));
  width: 100%; height: 100%; object-fit: cover;
}
.machine-card__body { padding: 10px 12px; display: grid; gap: 2px; }
.machine-card__name { font-weight: 700; font-size: 14px; }
.machine-card__group { color: var(--text-muted); font-size: 12px; }

.machine-photo-box {
  display: grid; place-items: center; gap: 10px;
  padding: 10px; background: var(--bg-elev-2); border: 1px dashed var(--border-strong);
  border-radius: var(--radius-lg); min-height: 180px;
}
.machine-photo-box img {
  max-height: 220px; border-radius: var(--radius-md); object-fit: cover; width: 100%;
}

.machine-picker { display: grid; gap: 6px; max-height: 44dvh; overflow: auto; }
.machine-picker__item {
  display: flex; gap: 10px; align-items: center; padding: 10px; border-radius: var(--radius-md);
  background: var(--bg-elev-2); border: 1px solid var(--border);
}
.machine-picker__item img { width: 40px; height: 40px; object-fit: cover; border-radius: 8px; background: var(--bg-elev); }
.machine-picker__item .muted { margin: 0; font-size: 12px; }

/* ============== Calendar ============== */
.cal-head {
  display: flex; align-items: center; justify-content: space-between;
  margin: 10px 0 8px;
}
.cal-head__label { margin: 0; font-weight: 700; letter-spacing: -0.01em; }
.cal-dow, .cal-grid {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px;
}
.cal-dow { color: var(--text-muted); font-size: 12px; text-align: center; margin-bottom: 4px; }
.cal-cell {
  aspect-ratio: 1/1; display: grid; place-items: center;
  border-radius: 12px; border: 1px solid var(--border);
  background: var(--bg-elev); font-weight: 600; font-size: 13px;
  position: relative;
}
.cal-cell.is-other { opacity: .35; }
.cal-cell.is-today { outline: 2px solid color-mix(in srgb, var(--accent-1) 70%, transparent); }
.cal-cell.is-train {
  background: linear-gradient(120deg, color-mix(in srgb, var(--accent-1) 65%, transparent), color-mix(in srgb, var(--accent-2) 65%, transparent));
  color: #fff; border-color: transparent;
}
.cal-cell .dot-mark {
  position: absolute; bottom: 6px; left: 50%; transform: translateX(-50%);
  width: 5px; height: 5px; background: currentColor; border-radius: 50%;
}
.cal-legend {
  display: flex; gap: 14px; flex-wrap: wrap; margin-top: 10px;
  color: var(--text-muted); font-size: 12px;
}
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; }
.dot--none { background: var(--bg-elev); border: 1px solid var(--border-strong); }
.dot--train { background: linear-gradient(120deg, var(--accent-1), var(--accent-2)); }
.dot--today { background: transparent; outline: 2px solid color-mix(in srgb, var(--accent-1) 70%, transparent); }

.day-detail { margin-top: 14px; }

/* ============== Progress ============== */
.chart-wrap {
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 12px; margin-top: 8px;
  overflow: hidden;
  position: relative;
  height: 264px;
}
@media (min-width: 520px) {
  .chart-wrap { height: 304px; }
}
.chart-wrap canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

/* ============== Prefs / settings ============== */
.prefs { display: grid; gap: 16px; }
.pref { display: grid; gap: 8px; }
.pref__label { color: var(--text-muted); font-size: 13px; font-weight: 500; }
.seg {
  display: grid; grid-template-columns: repeat(3, 1fr);
  background: var(--bg-elev-2); border: 1px solid var(--border);
  border-radius: 999px; padding: 3px; gap: 2px;
  width: 100%; max-width: 360px;
}
.seg__btn { padding: 10px 8px; border-radius: 999px; color: var(--text-muted); font-weight: 600; font-size: 14px; }
.seg__btn.is-active { background: var(--bg); color: var(--text); box-shadow: var(--shadow-sm); }
.colors { display: flex; gap: 10px; flex-wrap: wrap; }
.color {
  width: 36px; height: 36px; border-radius: 50%; border: 2px solid transparent;
  transition: transform .1s var(--ease), border-color .15s var(--ease);
}
.color.is-active { border-color: var(--text); transform: scale(1.05); }
.color--violet  { background: #8b5cf6; }
.color--blue    { background: #3b82f6; }
.color--green   { background: #22c55e; }
.color--orange  { background: #f97316; }
.color--pink    { background: #ec4899; }
.color--red     { background: #ef4444; }

/* ============== Users list (admin) ============== */
.users-list { display: grid; gap: 10px; }
.user-row {
  display: grid; grid-template-columns: 40px 1fr auto; gap: 10px; align-items: center;
  padding: 12px; background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-lg);
}
.avatar {
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center; color: #fff; font-weight: 700;
  background: linear-gradient(120deg, var(--accent-1), var(--accent-2));
}
.badge {
  font-size: 11px; padding: 3px 8px; border-radius: 999px; font-weight: 700;
  background: var(--bg-elev-2); color: var(--text-muted); border: 1px solid var(--border);
  margin-left: 6px;
}
.badge--super { background: color-mix(in srgb, var(--accent-2) 30%, transparent); color: #fff; border-color: transparent; }
.badge--off { background: color-mix(in srgb, var(--danger) 25%, transparent); color: var(--danger); border-color: transparent; }

/* ============== Timeline (history) ============== */
.timeline { display: grid; gap: 12px; }
.tl-item {
  display: grid; gap: 8px; padding: 14px;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-lg);
}
.tl-item__date { color: var(--text-muted); font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; }
.tl-item__title { font-weight: 700; }
.tl-item__meta { display: flex; gap: 10px; flex-wrap: wrap; color: var(--text-muted); font-size: 13px; }

/* ============== Errors ============== */
.center-screen {
  display: grid; place-items: center; text-align: center; gap: 10px;
  min-height: 100dvh; padding: 24px;
}
.error-code {
  font-size: 96px; margin: 0; font-weight: 800; letter-spacing: -0.04em;
  background: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ============== Utilidades ============== */
.hstack { display: flex; gap: 8px; align-items: center; }
.spacer { flex: 1; }

/* ============== Ajustes responsivos específicos ============== */

/* iPhone SE y pantallas muy estrechas */
@media (max-width: 360px) {
  .content { padding: 14px 12px calc(var(--tabbar-h) + 24px); }
  .page-head__title { font-size: 24px; }
  .hero-card { padding: 18px; border-radius: 22px; }
  .hero-card__title { font-size: 20px; }
  .stat-card { padding: 12px; }
  .stat-card__value { font-size: 21px; }
  .stat-card__label { font-size: 11px; }
  .card__row { gap: 8px; }
  .card__row .stat-card__value { font-size: 20px; }
  .section__title { font-size: 16px; }
  .btn { padding: 10px 14px; }
  .btn--lg { padding: 12px 18px; font-size: 16px; }
  .icon-btn { width: 36px; height: 36px; }
  .tabbar { padding: 6px 6px calc(8px + var(--safe-bottom)); }
  .tabbar__item { font-size: 10px; padding: 4px 2px; gap: 2px; }
  .fab { width: 48px; height: 48px; }
  .cal-cell { font-size: 12px; border-radius: 10px; }
  .cal-dow, .cal-grid { gap: 4px; }
  .machine-card { grid-template-rows: 96px auto; }
  .quick__ico { font-size: 22px; }
  .quick { padding: 14px 8px; font-size: 13px; }
  .login { padding: 22px 18px; border-radius: 22px; }
  .login__title { font-size: 26px; }
  .field input, .field select, .field textarea, .field__input { padding: 10px 12px; }
  .modal__panel { padding: 12px 10px 18px; border-top-left-radius: 22px; border-top-right-radius: 22px; }
  .user-row { grid-template-columns: 36px 1fr auto; padding: 10px; }
  .avatar { width: 36px; height: 36px; font-size: 14px; }
  .error-code { font-size: 72px; }
}

/* iPhones medianos/grandes: da algo más de aire horizontal */
@media (min-width: 430px) {
  .content { padding-left: 20px; padding-right: 20px; }
}

/* Evita que inputs ios hagan zoom al enfocar (<16px causa zoom) */
input, select, textarea {
  font-size: 16px;
}
@media (min-width: 520px) {
  .sets-table input[type="number"] { font-size: 15px; }
}

/* Campos que sí son menores visualmente pero sin provocar zoom */
.field > span { font-size: 13px; }

/* Botones compactos para la cabecera de sección (evita doble línea) */
.section__head .btn--sm { padding: 8px 12px; font-size: 13px; }