:root {
  --marca: #111827;
  --sobre-marca: #ffffff;
  --fondo: #f6f5f2;
  --tarjeta: #ffffff;
  --texto: #17191c;
  --suave: #5d636b;
  --linea: #e3e1dc;
  --apagado: #c9c7c2;
  --ok: #1f7a4d;
  --radio: 14px;
  --sombra: 0 1px 2px rgba(0,0,0,.05), 0 8px 24px rgba(0,0,0,.06);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fondo: #121315; --tarjeta: #1b1d20; --texto: #f1f0ed; --suave: #a7abb1; --linea: #2c2f33; --apagado: #4a4d52;
    --sombra: 0 1px 2px rgba(0,0,0,.3); color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--fondo); color: var(--texto); font: 16px/1.5 "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif; }
h1, h2 { font-family: "Bricolage Grotesque", "Instrument Sans", system-ui, sans-serif; letter-spacing: -.01em; }
button { font: inherit; color: inherit; }
img { display: block; max-width: 100%; }
[hidden] { display: none !important; }
.saltar { position: absolute; left: -999px; top: 8px; background: var(--tarjeta); padding: 8px 12px; border-radius: 8px; z-index: 50; }
.saltar:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--marca); outline-offset: 2px; }

/* Portada */
.hero { position: relative; min-height: 190px; background: var(--marca); color: #fff; display: flex; align-items: flex-end; overflow: hidden; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-velo { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,.05) 0%, rgba(0,0,0,.65) 100%); }
.hero-txt { position: relative; display: flex; gap: 14px; align-items: center; padding: 20px 16px; width: 100%; max-width: 640px; margin: 0 auto; }
.hero h1 { margin: 0; font-size: clamp(24px, 6vw, 32px); line-height: 1.1; }
.hero p { margin: 4px 0 0; opacity: .9; }
.logo { flex: 0 0 auto; width: 64px; height: 64px; border-radius: 50%; background: #fff; color: var(--marca); display: grid; place-items: center;
  font: 800 26px "Bricolage Grotesque", sans-serif; overflow: hidden; box-shadow: 0 0 0 3px rgba(255,255,255,.85); }
.logo img { width: 100%; height: 100%; object-fit: cover; }

main { max-width: 640px; margin: 0 auto; padding: 16px 16px 120px; outline: none; }
.aviso-prueba { background: #fff4d6; color: #6b4c00; border: 1px solid #f1d58a; padding: 10px 14px; border-radius: 10px; margin-bottom: 14px; font-weight: 600; font-size: 14px; }
.caja { background: var(--tarjeta); border-radius: var(--radio); box-shadow: var(--sombra); padding: 20px; }
.caja h2 { margin: 0 0 6px; font-size: 22px; }
.caja p { margin: 0 0 14px; color: var(--suave); }

.paso { margin-bottom: 26px; scroll-margin-top: 12px; }
.paso h2 { display: flex; align-items: center; gap: 10px; font-size: 20px; margin: 4px 0 12px; }
.num { width: 28px; height: 28px; border-radius: 50%; background: var(--marca); color: var(--sobre-marca); font: 700 15px "Instrument Sans", sans-serif; display: inline-grid; place-items: center; }
.cat { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--suave); font-weight: 700; margin: 16px 0 8px; }
.cat:first-child { margin-top: 0; }

/* Servicios */
.servs { display: grid; gap: 8px; }
.serv { display: flex; align-items: center; gap: 12px; width: 100%; text-align: left; background: var(--tarjeta); border: 2px solid transparent; border-radius: var(--radio);
  box-shadow: var(--sombra); padding: 14px 16px; cursor: pointer; min-height: 64px; }
.serv:hover { border-color: var(--linea); }
.serv[aria-pressed="true"] { border-color: var(--marca); }
.serv .info { flex: 1; min-width: 0; }
.serv b { display: block; font-weight: 600; }
.serv small { color: var(--suave); font-size: 14px; }
.serv .precio { font-weight: 700; white-space: nowrap; }

/* Barberos */
.barberos { display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 8px; }
.barb { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 14px 8px; background: var(--tarjeta); border: 2px solid transparent; border-radius: var(--radio);
  box-shadow: var(--sombra); cursor: pointer; text-align: center; font-size: 14px; font-weight: 600; line-height: 1.25; }
.barb[aria-pressed="true"] { border-color: var(--marca); }
.av { width: 56px; height: 56px; border-radius: 50%; background: var(--linea); display: grid; place-items: center; font: 700 22px "Bricolage Grotesque", sans-serif; overflow: hidden; color: var(--texto); }
.av img { width: 100%; height: 100%; object-fit: cover; }
.av.todos { background: var(--marca); color: var(--sobre-marca); font-size: 26px; }

/* Días */
.dias-w { display: flex; align-items: center; gap: 6px; }
.dias { flex: 1; display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; }
.flecha { width: 34px; height: 64px; border: 0; background: transparent; font-size: 26px; cursor: pointer; border-radius: 10px; color: var(--texto); }
.flecha:disabled { opacity: .25; cursor: default; }
.dia { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; height: 64px; border-radius: 12px; border: 2px solid transparent;
  background: var(--tarjeta); box-shadow: var(--sombra); cursor: pointer; padding: 0; }
.dia span { font-size: 12px; color: var(--suave); text-transform: capitalize; }
.dia b { font-size: 18px; }
.dia[aria-pressed="true"] { background: var(--marca); color: var(--sobre-marca); }
.dia[aria-pressed="true"] span { color: inherit; opacity: .85; }
.dia:disabled { box-shadow: none; background: transparent; color: var(--apagado); cursor: default; }
.dia:disabled span { color: var(--apagado); }
.estado { color: var(--suave); margin: 12px 0 6px; min-height: 1.5em; }
.franja { font-size: 13px; font-weight: 700; color: var(--suave); text-transform: uppercase; letter-spacing: .06em; margin: 14px 0 8px; }
.horas { display: grid; grid-template-columns: repeat(auto-fill, minmax(78px, 1fr)); gap: 8px; }
.hora { height: 46px; border-radius: 10px; border: 2px solid var(--linea); background: var(--tarjeta); font-weight: 600; cursor: pointer; font-variant-numeric: tabular-nums; }
.hora:hover { border-color: var(--marca); }
.hora[aria-pressed="true"] { background: var(--marca); color: var(--sobre-marca); border-color: var(--marca); }

/* Botones */
.acciones { display: flex; flex-wrap: wrap; gap: 8px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 20px; border-radius: 999px; border: 0; cursor: pointer;
  background: var(--marca); color: var(--sobre-marca); font-weight: 700; text-decoration: none; }
.btn.wa { background: #1f8f4e; color: #fff; }
.btn.sec { background: transparent; color: var(--texto); border: 2px solid var(--linea); }
.btn svg { width: 20px; height: 20px; }

/* Hoja inferior */
.hoja { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; padding: 0 12px calc(12px + env(safe-area-inset-bottom)); }
.hoja-in { max-width: 640px; margin: 0 auto; background: var(--tarjeta); border-radius: 18px; box-shadow: 0 -4px 30px rgba(0,0,0,.18); padding: 18px; animation: sube .2s ease-out; }
.hoja h2 { margin: 0 0 6px; font-size: 19px; }
.hoja p { margin: 0 0 12px; color: var(--suave); }
.hoja .hoja-res { color: var(--texto); font-weight: 700; margin-bottom: 8px; }
.hoja .btn.sec { width: 100%; margin-top: 8px; }
.hoja .acciones .btn { flex: 1; }
@keyframes sube { from { transform: translateY(20px); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .hoja-in { animation: none; } }

.pie { text-align: center; color: var(--suave); font-size: 13px; padding: 0 16px 28px; }
.pie a { color: inherit; }
.estado .btn { min-height: 36px; padding: 0 14px; margin-left: 6px; }
.caja p.sin-m { margin: 0; }

/* Paso 4 y confirmación (A8) */
.form { display: grid; gap: 14px; }
.form label { display: grid; gap: 6px; font-weight: 600; font-size: 15px; }
.inp { width: 100%; min-height: 48px; padding: 10px 14px; border-radius: 12px; border: 2px solid var(--linea); background: var(--fondo); color: var(--texto); font: inherit; font-size: 16px; }
.inp:focus { border-color: var(--marca); outline: none; }
.form .check { display: flex; align-items: flex-start; gap: 10px; font-weight: 400; font-size: 14px; color: var(--suave); }
.check input { width: 20px; height: 20px; margin: 1px 0 0; accent-color: var(--marca); flex: 0 0 auto; }
.check a { color: inherit; }
.res { font-weight: 700; margin: 0; color: var(--texto); }
.caja .res { color: var(--texto); }
.error { color: #b42318; margin: 0; font-weight: 600; min-height: 0; }
.error:empty { display: none; }
.btn.ancho { width: 100%; }
.btn:disabled { opacity: .6; cursor: wait; }
.alts { display: grid; gap: 8px; }
.alts .hora { width: 100%; text-align: left; padding: 0 14px; }
.listo { text-align: center; outline: none; }
.listo .acciones { justify-content: center; }
.ok-ico { width: 56px; height: 56px; border-radius: 50%; background: var(--ok); color: #fff; font-size: 30px; font-weight: 700; display: grid; place-items: center; margin: 0 auto 10px; }
.link-cita { display: grid; gap: 4px; background: var(--fondo); border-radius: 12px; padding: 12px; margin: 0 0 14px; font-size: 14px; color: var(--suave); }
.link-cita a { color: var(--texto); font-weight: 700; word-break: break-all; }
@media (prefers-color-scheme: dark) { .error { color: #ff8a80; } }