/* ── Reset y tokens de diseño ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary:   #1a2e4a;   /* azul marino profundo */
  --color-accent:    #0d9488;   /* turquesa */
  --color-accent-hover: #0f766e;
  --color-surface:   #f5f7fa;
  --color-text:      #1c1c1e;
  --color-text-muted:#6b7280;
  --color-border:    #e2e8f0;
  --color-white:     #ffffff;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --radius:    0.5rem;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,.12);
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

/* ── Tipografía base ──────────────────────────────────────── */
h1 { font-size: clamp(1.8rem, 5vw, 2.8rem); line-height: 1.15; }
h2 { font-size: clamp(1.3rem, 3.5vw, 2rem);  line-height: 1.25; }
p  { line-height: 1.65; color: var(--color-text-muted); }

/* ── Layout utilitarios ───────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1120px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

/* ── Navbar ───────────────────────────────────────────────── */
.navbar {
  background: #0d9488;
  color: var(--color-white);
  padding: .875rem 0;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: .625rem;
  text-decoration: none;
  color: inherit;
}

.navbar__logo-mark { display: none !important; }

.navbar__logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

.navbar__name {
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: .04em;
  color: #ffffff;
  line-height: 1;
  white-space: nowrap;
}

.navbar__tagline { display: none !important; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .55rem 1.2rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: .875rem;
  cursor: pointer;
  text-decoration: none;
  border: none;
  transition: opacity .15s, transform .1s;
}
.btn:active { transform: scale(.97); }
.btn--accent { background: var(--color-accent); color: var(--color-white); }
.btn--accent:hover { background: var(--color-accent-hover); opacity: 1; }
.btn--outline {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,.35);
  color: var(--color-white);
}
.btn--outline:hover { border-color: rgba(255,255,255,.7); }

/* ── Hero ─────────────────────────────────────────────────── */
.hero {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 4rem 0 5rem;
  text-align: center;
}

.hero__eyebrow {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .3rem .9rem;
  border-radius: 99px;
  margin-bottom: 1.25rem;
}

.hero h1 { margin-bottom: .75rem; }
.hero p   { max-width: 560px; margin-inline: auto; margin-bottom: 2rem; color: rgba(255,255,255,.7); }

.hero__actions { display: flex; gap: .75rem; justify-content: center; flex-wrap: wrap; }

/* ── Cards de características ─────────────────────────────── */
.features {
  padding: 4rem 0;
}

.features__grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: 2.5rem;
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius) * 1.5);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.card__icon {
  width: 44px;
  height: 44px;
  background: color-mix(in srgb, var(--color-accent) 12%, transparent);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.card h3 { font-size: 1rem; font-weight: 700; margin-bottom: .35rem; color: var(--color-text); }
.card p  { font-size: .875rem; }

/* ── Formularios ──────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: .35rem;
}

label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: .02em;
}

.form-control {
  padding: .65rem .875rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .9375rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color .15s, box-shadow .15s;
  width: 100%;
}
.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 12%, transparent);
}
.form-control::placeholder { color: var(--color-text-muted); }

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  justify-content: center;
  width: 100%;
  padding: .75rem;
  font-size: 1rem;
}
.btn--primary:hover { opacity: .88; }
.btn--primary:disabled { opacity: .5; cursor: not-allowed; }

/* ── Alertas ──────────────────────────────────────────────── */
.alert {
  padding: .75rem 1rem;
  border-radius: var(--radius);
  font-size: .875rem;
  display: none;
}
.alert--error {
  background: color-mix(in srgb, var(--color-accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-accent) 35%, transparent);
  color: #b91c1c;
}
.alert--success {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #15803d;
}
.alert.visible { display: block; }

/* ── Spinner ──────────────────────────────────────────────── */
.spinner {
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(255,255,255,.35);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .6s linear infinite;
  display: none;
}
.spinner.visible { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Nav links (topbar app) ───────────────────────────────── */
.topbar__left {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.topbar__name {
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .04em;
}

.topbar__nav {
  display: flex;
  gap: .15rem;
}

.topbar__nav-link {
  color: rgba(255,255,255,.65);
  text-decoration: none;
  font-size: .875rem;
  font-weight: 500;
  padding: .4rem .75rem;
  border-radius: var(--radius);
  transition: color .15s, background .15s;
  white-space: nowrap;
}
.topbar__nav-link:hover { color: #fff; background: rgba(255,255,255,.1); }
.topbar__nav-link.active { color: #fff; background: rgba(255,255,255,.17); }

.topbar__username {
  font-size: .875rem;
  color: rgba(255,255,255,.75);
}

@media (max-width: 640px) {
  .topbar__name, .topbar__nav { display: none; }
  .topbar__username { display: none; }
}

/* ── Textarea ─────────────────────────────────────────────── */
textarea.form-control { resize: vertical; min-height: 80px; line-height: 1.5; }

/* ── Exercises page ───────────────────────────────────────── */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.search-bar {
  display: flex;
  gap: .75rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.search-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
}

.search-wrap::before {
  content: '🔍';
  position: absolute;
  left: .75rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: .85rem;
  pointer-events: none;
}

input[type="search"].form-control { padding-left: 2.4rem; }

.exercises-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

.ejercicio-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius) * 1.5);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: box-shadow .15s, transform .1s;
}
.ejercicio-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }

.ejercicio-card__thumb {
  height: 130px;
  display: grid;
  place-items: center;
  font-size: 2.8rem;
  background: var(--color-surface);
  flex-shrink: 0;
}

.ejercicio-card__thumb img {
  width: 100%;
  height: 130px;
  object-fit: cover;
  display: block;
}

.ejercicio-card__body {
  padding: 1rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .4rem;
}

.ejercicio-card__name {
  font-weight: 700;
  font-size: .9375rem;
  color: var(--color-text);
}

.ejercicio-card__desc {
  font-size: .8rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.ejercicio-card__footer {
  padding: .625rem 1rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
}

.badge--fuerza        { background: #dbeafe; color: #1d4ed8; }
.badge--cardio        { background: #ffedd5; color: #c2410c; }
.badge--flexibilidad  { background: #dcfce7; color: #15803d; }
.badge--rehabilitacion{ background: #f3e8ff; color: #7e22ce; }
.badge--movilidad     { background: #ccfbf1; color: #0f766e; }

/* ── Gestión de clientes (admin) ──────────────────────────── */
.stats-bar {
  display: flex;
  gap: .875rem;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}

.stat-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: .875rem 1.25rem;
  flex: 1;
  min-width: 110px;
  box-shadow: var(--shadow-sm);
}

.stat-box__value {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1;
}

.stat-box__label {
  font-size: .75rem;
  color: var(--color-text-muted);
  margin-top: .3rem;
  font-weight: 500;
}

.stat-box--accent .stat-box__value { color: var(--color-accent); }
.stat-box--green  .stat-box__value { color: #15803d; }
.stat-box--blue   .stat-box__value { color: #1d4ed8; }

.cliente-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: .5rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .15s;
  flex-wrap: wrap;
}
.cliente-card:hover { box-shadow: var(--shadow-md); }

.cliente-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-primary) 12%, transparent);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 1rem;
  color: var(--color-primary);
  flex-shrink: 0;
  letter-spacing: .02em;
}

.cliente-card__body { flex: 1; min-width: 0; }

.cliente-card__name {
  font-weight: 700;
  font-size: .9375rem;
  color: var(--color-text);
}

.cliente-card__meta {
  font-size: .8rem;
  color: var(--color-text-muted);
  margin-top: .2rem;
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
}

.cliente-card__stats {
  font-size: .8rem;
  color: var(--color-text-muted);
  margin-top: .25rem;
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
}

.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  padding: .15rem .5rem;
  border-radius: 99px;
  font-size: .75rem;
  font-weight: 600;
  background: var(--color-surface);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.stat-pill--green { background: #dcfce7; color: #15803d; border-color: #86efac; }
.stat-pill--blue  { background: #dbeafe; color: #1d4ed8; border-color: #93c5fd; }
.stat-pill--red   { background: #fee2e2; color: #b91c1c; border-color: #fca5a5; }

/* Detalle de cliente */
.cliente-info-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius) * 1.5);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.cliente-info-card__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-primary) 15%, transparent);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--color-primary);
  flex-shrink: 0;
}

.cliente-info-card__body { flex: 1; min-width: 0; }
.cliente-info-card__name { font-size: 1.3rem; font-weight: 900; color: var(--color-primary); }
.cliente-info-card__meta { font-size: .875rem; color: var(--color-text-muted); margin-top: .35rem; }

/* Historial de reservas en detalle */
.historial-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: .75rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: .4rem;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
}

.historial-item__body { flex: 1; min-width: 0; }
.historial-item__title { font-weight: 600; font-size: .9rem; color: var(--color-text); }
.historial-item__date  { font-size: .775rem; color: var(--color-text-muted); margin-top: .15rem; }

/* ── Área cliente ─────────────────────────────────────────── */
.welcome-banner {
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: calc(var(--radius) * 1.5);
  padding: 1.5rem 1.75rem;
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.welcome-banner h2 { font-size: 1.4rem; }
.welcome-banner p  { color: rgba(255,255,255,.7); font-size: .875rem; margin-top: .2rem; }

.reservas-group { margin-bottom: 2rem; }
.reservas-group__label {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--color-text-muted);
  margin-bottom: .625rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--color-border);
}

/* Tarjeta de reserva del cliente */
.reserva-cliente-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: .875rem 1.125rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: .5rem;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
  transition: box-shadow .15s;
}
.reserva-cliente-card:hover { box-shadow: var(--shadow-md); }

.reserva-cliente-card__body { flex: 1; min-width: 0; }
.reserva-cliente-card__title {
  font-weight: 700;
  font-size: .9375rem;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.reserva-cliente-card__meta {
  font-size: .8rem;
  color: var(--color-text-muted);
  margin-top: .25rem;
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  align-items: center;
}

/* Tarjeta de sesión disponible */
.sesion-disponible-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 1rem 1.125rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: .625rem;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
  transition: box-shadow .15s;
}
.sesion-disponible-card:hover { box-shadow: var(--shadow-md); }

.sesion-disponible-card__body { flex: 1; min-width: 0; }
.sesion-disponible-card__title {
  font-weight: 700;
  font-size: .9375rem;
  color: var(--color-text);
}
.sesion-disponible-card__meta {
  font-size: .8rem;
  color: var(--color-text-muted);
  margin-top: .3rem;
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  align-items: center;
}

.sesion-disponible-card__action {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: .4rem;
  flex-shrink: 0;
}

.btn--reservar { background: var(--color-accent); color: #fff; border: none; }
.btn--reservar:hover { opacity: .88; }
.btn--reservado {
  background: #dcfce7;
  color: #15803d;
  border: 1.5px solid #86efac;
  pointer-events: none;
}
.btn--completa {
  background: var(--color-surface);
  color: var(--color-text-muted);
  border: 1.5px solid var(--color-border);
  pointer-events: none;
}

/* ── Sesión detalle ───────────────────────────────────────── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: none;
  margin-bottom: 1.25rem;
}
.back-link:hover { color: var(--color-primary); }

.info-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 5px solid var(--color-primary);
  border-radius: calc(var(--radius) * 1.5);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
}

.info-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.info-card__title { font-size: 1.5rem; font-weight: 900; color: var(--color-primary); }

.info-card__meta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .875rem;
  color: var(--color-text-muted);
  align-items: center;
}

.aforo-indicator { display: flex; align-items: center; gap: .625rem; font-size: .875rem; }
.aforo-indicator__track {
  width: 110px; height: 8px;
  background: var(--color-border);
  border-radius: 99px;
  overflow: hidden;
}
.aforo-indicator__fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: 99px;
  transition: width .3s;
}

/* ── Tabs ─────────────────────────────────────────────────── */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 1.5rem;
}

.tab-btn {
  padding: .625rem 1.25rem;
  font-weight: 600;
  font-size: .875rem;
  cursor: pointer;
  background: none;
  border: none;
  border-bottom: 2.5px solid transparent;
  margin-bottom: -2px;
  color: var(--color-text-muted);
  transition: color .15s, border-color .15s;
}
.tab-btn:hover { color: var(--color-primary); }
.tab-btn.active { color: var(--color-primary); border-bottom-color: var(--color-accent); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  gap: 1rem;
}
.section-header h3 { font-size: 1rem; font-weight: 700; color: var(--color-text); }

/* ── Reserva items ────────────────────────────────────────── */
.reserva-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: .875rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: .5rem;
  flex-wrap: wrap;
  box-shadow: var(--shadow-sm);
}

.reserva-item__avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-primary) 12%, transparent);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: .875rem;
  color: var(--color-primary);
  flex-shrink: 0;
}

.reserva-item__info { flex: 1; min-width: 0; }
.reserva-item__name { font-weight: 600; font-size: .9375rem; }
.reserva-item__sub  { font-size: .75rem; color: var(--color-text-muted); margin-top: .1rem; }
.reserva-item__actions { display: flex; gap: .4rem; flex-wrap: wrap; }

.badge--asistio   { background: #dcfce7; color: #15803d; }
.badge--no_asistio{ background: #fef3c7; color: #92400e; }
.badge--confirmada{ background: #e0f2fe; color: #0369a1; }

.btn--success { background: #16a34a; color: #fff; border: none; }
.btn--success:hover { opacity: .88; }
.btn--warning { background: #d97706; color: #fff; border: none; }
.btn--warning:hover { opacity: .88; }

.btn--toggled-success { background: #dcfce7; color: #15803d; border: 1.5px solid #86efac; }
.btn--toggled-warning { background: #fef3c7; color: #92400e; border: 1.5px solid #fcd34d; }
.btn--toggled-danger  { background: #fee2e2; color: #b91c1c; border: 1.5px solid #fca5a5; }

/* ── Ejercicio-sesión items ──────────────────────────────── */
.ejercicio-sesion-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: .875rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: .5rem;
  box-shadow: var(--shadow-sm);
  flex-wrap: wrap;
}

.ejercicio-sesion-item__num {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.ejercicio-sesion-item__info { flex: 1; min-width: 0; }
.ejercicio-sesion-item__name { font-weight: 600; font-size: .9375rem; }
.ejercicio-sesion-item__params { font-size: .8rem; color: var(--color-text-muted); margin-top: .2rem; }
.ejercicio-sesion-item__actions { display: flex; gap: .4rem; }

/* ── Sessions page ────────────────────────────────────────── */
.sessions-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.week-nav { display: flex; align-items: center; gap: .5rem; }

.week-nav__label {
  font-weight: 600;
  font-size: .9375rem;
  min-width: 200px;
  text-align: center;
  color: var(--color-text);
}

.btn--ghost {
  background: transparent;
  border: 1.5px solid var(--color-border);
  color: var(--color-text);
  padding: .4rem .75rem;
}
.btn--ghost:hover { background: var(--color-border); }

.filter-bar { display: flex; gap: .5rem; flex-wrap: wrap; margin-bottom: 1.5rem; }

.filter-chip {
  padding: .3rem .875rem;
  border-radius: 99px;
  border: 1.5px solid var(--color-border);
  background: var(--color-white);
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: all .15s;
}
.filter-chip:hover { border-color: var(--color-primary); color: var(--color-primary); }
.filter-chip.active { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }

.day-group { margin-bottom: 2rem; }
.day-group__label {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--color-text-muted);
  margin-bottom: .625rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--color-border);
}

.session-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: .875rem 1.125rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: .5rem;
  transition: box-shadow .15s;
  flex-wrap: wrap;
}
.session-card:hover { box-shadow: var(--shadow-md); }

.session-card__body { flex: 1; min-width: 0; }
.session-card__title {
  font-weight: 700;
  font-size: .9375rem;
  color: var(--color-text);
  margin-bottom: .25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.session-card__meta {
  font-size: .8rem;
  color: var(--color-text-muted);
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
  align-items: center;
}

.session-card__time {
  font-size: .9rem;
  font-weight: 700;
  color: var(--color-primary);
  text-align: right;
  white-space: nowrap;
  line-height: 1.4;
}
.session-card__time small {
  display: block;
  font-size: .75rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.session-card__actions { display: flex; gap: .5rem; flex-shrink: 0; }

@media (max-width: 540px) {
  .session-card__actions { width: 100%; justify-content: flex-end; }
}

.aforo-bar { display: flex; align-items: center; gap: .4rem; }
.aforo-bar__track {
  width: 52px; height: 5px;
  background: var(--color-border);
  border-radius: 99px;
  overflow: hidden;
}
.aforo-bar__fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: 99px;
  transition: width .3s;
}

.badge--programada { background: #dbeafe; color: #1d4ed8; }
.badge--completada { background: #dcfce7; color: #15803d; }
.badge--cancelada  { background: #fee2e2; color: #b91c1c; }

.empty-state { text-align: center; padding: 3.5rem 1rem; }
.empty-state__icon { font-size: 2.5rem; margin-bottom: .75rem; }
.empty-state p { font-size: .9375rem; }

/* ── Modal ────────────────────────────────────────────────── */
dialog {
  border: none;
  border-radius: calc(var(--radius) * 2);
  box-shadow: 0 20px 60px rgba(0,0,0,.22);
  padding: 0;
  width: min(520px, 95vw);
  max-height: 92dvh;
  overflow-y: auto;
}
dialog::backdrop { background: rgba(0,0,0,.45); backdrop-filter: blur(3px); }

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-white);
  z-index: 1;
}
.modal__header h3 { font-size: 1.1rem; color: var(--color-primary); }

.modal__close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: .2rem .5rem;
  border-radius: var(--radius);
}
.modal__close:hover { background: var(--color-surface); color: var(--color-text); }

.modal__body { padding: 1.5rem; display: flex; flex-direction: column; gap: 1.1rem; }
.modal__footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: .75rem;
  justify-content: flex-end;
}

.form-row {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 480px) { .form-row { grid-template-columns: 1fr; } }

.btn--sm { padding: .4rem .875rem; font-size: .8rem; }
.btn--danger { background: #ef4444; color: #fff; border: none; }
.btn--danger:hover { opacity: .88; }
.btn--secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}
.btn--secondary:hover { background: var(--color-border); }

/* ── Auth layout ──────────────────────────────────────────── */
.auth-page {
  min-height: 100dvh;
  background: var(--color-primary);
  display: grid;
  place-items: center;
  padding: 1.5rem;
}

.auth-card {
  background: var(--color-white);
  border-radius: calc(var(--radius) * 2);
  box-shadow: var(--shadow-md);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.auth-header { text-align: center; }

.auth-logo {
  width: 52px;
  height: 52px;
  background: var(--color-accent);
  border-radius: calc(var(--radius) * 1.5);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 1.3rem;
  color: var(--color-white);
  margin: 0 auto .875rem;
}

.auth-header h1 {
  font-size: 1.4rem;
  color: var(--color-primary);
  margin-bottom: .25rem;
}
.auth-header p { font-size: .875rem; }

.auth-form { display: flex; flex-direction: column; gap: 1.1rem; }

.auth-footer {
  text-align: center;
  font-size: .8rem;
  color: var(--color-text-muted);
}
.auth-footer a { color: var(--color-primary); font-weight: 600; text-decoration: none; }
.auth-footer a:hover { text-decoration: underline; }

/* ── Dashboard layout ─────────────────────────────────────── */
.app-layout {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100dvh;
}

.topbar {
  background: #0d9488;
  color: var(--color-white);
  padding: .75rem 0;
  box-shadow: var(--shadow-md);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.topbar__brand {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 700;
  font-size: 1rem;
}

.topbar__logo {
  width: 30px;
  height: 30px;
  background: var(--color-accent);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: .85rem;
}

.topbar__user {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-size: .875rem;
}

.badge {
  display: inline-block;
  padding: .2rem .55rem;
  border-radius: 99px;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.badge--admin   { background: var(--color-accent);   color: #fff; }
.badge--tecnico { background: #0e7490;               color: #fff; }
.badge--cliente { background: #6d28d9;               color: #fff; }

.main-content { padding: 2rem 0; }

.page-title { margin-bottom: 1.5rem; }
.page-title h2 { color: var(--color-primary); }
.page-title p  { margin-top: .25rem; }

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  background: var(--color-primary);
  color: rgba(255,255,255,.5);
  text-align: center;
  padding: 1.5rem;
  font-size: .8rem;
  margin-top: auto;
}