/* ==========================================================================
   MELVORA · Sistema de acceso (login + área privada)
   Reutiliza los patrones del HTML original: nav con desenfoque, tarjetas
   .card, botones píldora .btn / .btn.g, etiquetas .mu.sm, acento lima.
   ========================================================================== */

*, *::before, *::after { box-sizing: border-box; margin: 0; }

html { -webkit-text-size-adjust: 100%; background: var(--mv-bg); scroll-padding-top: env(safe-area-inset-top, 0px); }

body {
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--mv-bg);
  color: var(--mv-text);
  font: 400 15px/1.55 var(--mv-font);
  -webkit-font-smoothing: antialiased;
  transition: opacity var(--mv-mid) var(--mv-ease), transform var(--mv-mid) var(--mv-ease);
}
body.is-leaving { opacity: 0; transform: translateY(-8px); }

button, input { font: inherit; color: inherit; }

button:focus-visible, a:focus-visible, input:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--mv-accent); outline-offset: 2px;
}

.mu { color: var(--mv-muted); }
.sm { font-size: 12px; letter-spacing: .1em; }

/* --- Marca (igual que el nav original) ---------------------------------- */

.mv-brand { letter-spacing: .14em; font-weight: 800; white-space: nowrap; }
.mv-brand i { color: var(--mv-accent); font-style: normal; font-weight: 700; letter-spacing: .04em; font-size: .82em; }

/* --- Logotipo oficial ---------------------------------------------------- */

.mv-logo { display: flex; justify-content: center; line-height: 0; }
.mv-logo img { display: block; width: clamp(150px, 46vw, 196px); height: auto; }

.mv-nav__home { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; color: inherit; text-decoration: none; border-radius: 10px; }
.mv-nav__mark { display: block; width: auto; height: 26px; }
@media (min-width: 800px) { .mv-nav__mark { height: 30px; } }

/* --- Animaciones --------------------------------------------------------- */

@keyframes in { from { opacity: 0; transform: translateY(10px); } }
@keyframes sh { to { background-position: -200% 0; } }
@keyframes spin { to { transform: rotate(360deg); } }

.mv-in { animation: in var(--mv-in) var(--mv-ease) both; }
.mv-in--2 { animation-delay: .08s; }
.mv-in--3 { animation-delay: .16s; }

[data-animate] { transition: opacity var(--mv-mid) var(--mv-ease), transform var(--mv-mid) var(--mv-ease); }
[data-animate].is-out { opacity: 0; transform: translateY(6px); }

/* --- Saludo -------------------------------------------------------------- */

.mv-greeting__hello { font-weight: 800; letter-spacing: -.03em; line-height: 1.08; }
.mv-greeting__hello em { font-style: normal; color: var(--mv-accent); }
.mv-greeting__phrase { color: var(--mv-muted); max-width: 46ch; }

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

.mv-auth {
  display: grid; place-items: center;
  padding: max(24px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom));
  background:
    radial-gradient(circle at 50% 0%, #ffffff0d, transparent 60%),
    var(--mv-bg);
}

.card {
  background: var(--mv-card);
  border: 1px solid var(--mv-line);
  border-radius: var(--mv-radius);
  box-shadow: var(--mv-shadow);
  transition: border-color var(--mv-mid), box-shadow var(--mv-mid);
}

.mv-card {
  width: 100%; max-width: 420px;
  display: flex; flex-direction: column; gap: 28px;
  padding: 30px 24px 24px;
}

.mv-card__head { display: flex; flex-direction: column; gap: 18px; }

.mv-card .mv-greeting { min-height: 7.4em; }
.mv-card .mv-greeting__hello { font-size: clamp(28px, 7vw, 34px); }
.mv-card .mv-greeting__phrase { margin-top: 10px; font-size: 14px; }

.mv-form { display: flex; flex-direction: column; gap: 14px; }

.mv-field { display: flex; flex-direction: column; gap: 6px; }
.mv-field label { font-size: 12px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--mv-muted); }

.mv-input-wrap { position: relative; }

.mv-input {
  width: 100%; height: 50px; padding: 0 14px;
  background: var(--mv-bg); border: 1px solid var(--mv-line); border-radius: var(--mv-radius-field);
  font-size: 16px; /* evita zoom en iOS */
  outline: none;
  transition: border-color var(--mv-fast), box-shadow var(--mv-mid);
}
.mv-input::placeholder { color: #a0a0aa99; }
.mv-input:hover { border-color: var(--mv-line-hover); }
.mv-input:focus-visible { outline: none; border-color: var(--mv-accent); box-shadow: 0 0 0 3px var(--mv-accent-tint); }
.mv-input[aria-invalid="true"] { border-color: var(--mv-danger); }
.mv-input--id { text-transform: uppercase; letter-spacing: .06em; font-weight: 600; }
.mv-input--id::placeholder { text-transform: none; letter-spacing: 0; font-weight: 400; }
.mv-input--pass { padding-right: 52px; }

.mv-toggle {
  position: absolute; top: 3px; right: 3px; width: 44px; height: 44px;
  display: grid; place-items: center; border: 0; border-radius: 10px;
  background: transparent; color: var(--mv-muted); cursor: pointer;
  transition: color var(--mv-fast), background-color var(--mv-fast);
}
.mv-toggle:hover { color: var(--mv-text); background: var(--mv-soft-2); }
.mv-toggle[aria-pressed="true"] { color: var(--mv-accent); }
.mv-toggle svg { width: 20px; height: 20px; }
.mv-toggle .mv-eye-off { display: none; }
.mv-toggle[aria-pressed="true"] .mv-eye { display: none; }
.mv-toggle[aria-pressed="true"] .mv-eye-off { display: block; }

.mv-error {
  padding: 10px 12px; border-radius: var(--mv-radius-field);
  background: var(--mv-danger-tint); border: 1px solid #ff5c5c55; color: #ff8a8a;
  font-size: 13px; line-height: 1.45;
  animation: in var(--mv-mid) var(--mv-ease) both;
}
.mv-error[hidden] { display: none; }

/* --- Botones (idénticos a .btn del original) ---------------------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  background: var(--mv-accent); color: var(--mv-accent-ink);
  border: 0; border-radius: var(--mv-pill); padding: 12px 22px;
  font: 800 14px var(--mv-font); text-decoration: none; cursor: pointer;
  transition: transform var(--mv-fast), box-shadow var(--mv-fast);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px var(--mv-accent-glow); }
.btn:active { transform: scale(.96); }
.btn.g { background: var(--mv-soft-2); color: var(--mv-text); }
.btn.g:hover { box-shadow: none; }
.btn[disabled] { cursor: progress; transform: none; box-shadow: none; opacity: .85; }

.mv-submit { height: 50px; margin-top: 6px; font-size: 15px; }

.mv-spinner {
  width: 16px; height: 16px; display: none;
  border: 2px solid currentColor; border-right-color: transparent; border-radius: 50%;
  animation: spin .75s linear infinite;
}
.btn[aria-busy="true"] .mv-spinner { display: inline-block; }

.mv-note { text-align: center; font-size: 12px; line-height: 1.7; color: var(--mv-muted); }

.mv-auth { align-content: center; gap: 22px; }

.mv-join { max-width: 420px; text-align: center; font-size: 14px; line-height: 1.6; color: var(--mv-muted); }
.mv-join a {
  display: inline-block; padding: 4px 2px; margin-left: 2px;
  color: var(--mv-accent); font-weight: 700; text-decoration: none;
  border-bottom: 1px solid transparent; transition: border-color var(--mv-fast);
}
.mv-join a:hover { border-bottom-color: var(--mv-accent); }

/* --- Área privada -------------------------------------------------------- */

body::before {
  content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px);
  background: #0D0D0Fe6; z-index: 10;
}

.mv-nav {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 9;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 14px;
  background: #0D0D0Fcc;
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--mv-line);
}
.mv-nav .btn { padding: 8px 16px; font-size: 13px; font-weight: 700; white-space: nowrap; flex-shrink: 0; }

.mv-main { max-width: 1040px; margin: 0 auto; padding: 24px 16px 70px; animation: in var(--mv-in) var(--mv-ease) both; }

.mv-welcome { margin: 16px 0 32px; }
.mv-welcome .mv-greeting__hello { margin: 10px 0; font-size: clamp(34px, 8vw, 62px); line-height: 1.05; }
.mv-welcome__sub { font-size: 17px; font-weight: 600; }
.mv-welcome .mv-greeting__phrase { margin-top: 4px; }

.mv-plan {
  display: inline-block; margin-top: 18px;
  font-size: 11px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  padding: 3px 10px; border-radius: var(--mv-pill);
  background: var(--mv-accent-tint); color: var(--mv-accent); border: 1px solid var(--mv-accent);
}
.mv-plan[hidden] { display: none; }

.mv-sections { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.mv-tile {
  display: flex; flex-direction: column; gap: 6px; padding: 18px;
  text-align: left; text-decoration: none; color: inherit; font: inherit; cursor: pointer;
}
.mv-tile:hover { border-color: var(--mv-line-hover); }
.mv-tile[aria-pressed="true"] { border-color: var(--mv-accent); box-shadow: 0 0 0 2px #b8ff6655; }
.mv-tile__kicker { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--mv-accent); font-weight: 700; }
.mv-tile__title { font-size: 22px; font-weight: 800; }
.mv-tile__desc { color: var(--mv-muted); font-size: 14px; }
.mv-tile__go {
  align-self: flex-start; margin-top: 10px;
  padding: 6px 13px; border-radius: var(--mv-pill);
  background: #ffffff0d; border: 1px solid var(--mv-line);
  font-size: 13px; font-weight: 600; transition: background-color var(--mv-mid), color var(--mv-mid);
}
.mv-tile:hover .mv-tile__go, .mv-tile[aria-pressed="true"] .mv-tile__go { background: var(--mv-accent); color: var(--mv-accent-ink); border-color: var(--mv-accent); }

.mv-panel { margin-top: 20px; padding: 18px; animation: in var(--mv-in) var(--mv-ease) both; }
.mv-panel[hidden] { display: none; }
.mv-panel:focus { outline: none; }
.mv-panel h2 { font-size: 22px; font-weight: 800; margin-bottom: 12px; }
.mv-panel h3 { font-size: 17px; font-weight: 800; margin: 18px 0 4px; }
.mv-panel h4 { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--mv-accent); margin: 14px 0 4px; }
.mv-panel p, .mv-panel li { color: var(--mv-muted); }
.mv-panel ul { padding-left: 20px; display: grid; gap: 6px; margin: 8px 0; }
.mv-meta { font-size: 12px; }
.mv-table-wrap { overflow-x: auto; margin: 8px 0; }
.mv-panel table { width: 100%; border-collapse: collapse; font-size: 13px; }
.mv-panel th, .mv-panel td { text-align: left; padding: 8px 6px; border-top: 1px solid var(--mv-line); vertical-align: top; }
.mv-panel th { color: var(--mv-muted); font-weight: 700; border-top: 0; }
.mv-panel td { color: var(--mv-text); }

.mv-empty { color: var(--mv-muted); }

.mv-notice {
  display: flex; gap: 8px; margin-bottom: 14px; padding: 12px 14px;
  border: 1px solid var(--mv-line); border-radius: var(--mv-radius-sm); background: var(--mv-soft);
  font-size: 13px; color: var(--mv-muted);
}
.mv-notice[hidden] { display: none; }

.sk {
  display: block; border-radius: 12px;
  background: linear-gradient(90deg, #18181B 25%, #26262b 50%, #18181B 75%);
  background-size: 200% 100%; animation: sh 1.2s infinite;
}
.sk--title { width: min(460px, 85%); height: 1em; }

/* --- Responsive ---------------------------------------------------------- */

@media (min-width: 800px) {
  .mv-card { max-width: 440px; padding: 36px 32px 28px; }
  .mv-main { padding-top: 40px; }
}
@media (max-width: 520px) {
  .mv-nav .mv-brand i { display: none; }
}

/* --- Movimiento reducido (misma regla que el original) ------------------ */

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .mv-spinner { animation: spin 1.6s linear infinite !important; } /* el indicador de carga sigue visible */
}