/* ════════════════════════════════════════════════════════════════════
   DownPg — sistema de diseño glass
   Tipografía del sistema: sin peticiones externas
   ════════════════════════════════════════════════════════════════════ */

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

:root {
  /* Superficies */
  --ink:        #08090f;
  --ink-2:      #0d0f18;
  --glass:      rgba(255, 255, 255, 0.055);
  --glass-2:    rgba(255, 255, 255, 0.085);
  --glass-3:    rgba(255, 255, 255, 0.13);
  --stroke:     rgba(255, 255, 255, 0.10);
  --stroke-2:   rgba(255, 255, 255, 0.18);
  --sheen:      rgba(255, 255, 255, 0.55);

  /* Texto */
  --text:       #eef1f7;
  --text-2:     rgba(238, 241, 247, 0.72);
  --muted:      rgba(238, 241, 247, 0.46);

  /* Acentos */
  --violet:     #8b5cf6;
  --indigo:     #6366f1;
  --cyan:       #22d3ee;
  --emerald:    #34d399;
  --amber:      #fbbf24;
  --rose:       #fb7185;

  /* Sombras */
  --shadow-sm:  0 2px 8px rgba(0, 0, 0, 0.28);
  --shadow:     0 12px 34px rgba(0, 0, 0, 0.42);
  --shadow-lg:  0 32px 80px rgba(0, 0, 0, 0.55);
  --glow:       0 0 0 1px rgba(139, 92, 246, 0.32), 0 10px 40px rgba(139, 92, 246, 0.26);

  /* Radios */
  --r-sm: 10px;
  --r:    16px;
  --r-lg: 22px;
  --r-xl: 30px;

  /* Curvas: Apple spring + Ubuntu suavizado */
  --ease-spring: cubic-bezier(0.16, 1, 0.30, 1);
  --ease-out:    cubic-bezier(0.22, 1, 0.36, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  --t-fast: 0.18s;
  --t:      0.3s;
  --t-slow: 0.55s;

  --blur: saturate(180%) blur(26px);

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
          "Segoe UI Variable Display", "Segoe UI", Ubuntu, Cantarell,
          "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Ubuntu Mono",
          "Cascadia Code", Menlo, monospace;
}

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

body {
  font-family: var(--font);
  background: var(--ink);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.55;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* ── Fondo aurora ─────────────────────────────────────────────────── */
.aurora {
  position: fixed;
  inset: -20vmax;
  z-index: -2;
  pointer-events: none;
  background: var(--ink);
}

.aurora span {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.5;
  will-change: transform;
}

.aurora span:nth-child(1) {
  width: 46vmax; height: 46vmax;
  top: 4%; left: 6%;
  background: radial-gradient(circle at 30% 30%, #7c3aed, transparent 68%);
  animation: drift-a 26s var(--ease-in-out) infinite;
}
.aurora span:nth-child(2) {
  width: 40vmax; height: 40vmax;
  top: 34%; right: 2%;
  background: radial-gradient(circle at 60% 40%, #0891b2, transparent 66%);
  animation: drift-b 32s var(--ease-in-out) infinite;
}
.aurora span:nth-child(3) {
  width: 34vmax; height: 34vmax;
  bottom: 2%; left: 32%;
  background: radial-gradient(circle at 50% 50%, #db2777, transparent 64%);
  animation: drift-c 38s var(--ease-in-out) infinite;
  opacity: 0.34;
}
.aurora span:nth-child(4) {
  width: 26vmax; height: 26vmax;
  top: 8%; right: 28%;
  background: radial-gradient(circle at 50% 50%, #f59e0b, transparent 62%);
  animation: drift-b 44s var(--ease-in-out) infinite reverse;
  opacity: 0.2;
}

@keyframes drift-a {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50%      { transform: translate3d(12vmax, 8vmax, 0) scale(1.16); }
}
@keyframes drift-b {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1.08); }
  50%      { transform: translate3d(-14vmax, 10vmax, 0) scale(0.92); }
}
@keyframes drift-c {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50%      { transform: translate3d(9vmax, -11vmax, 0) scale(1.2); }
}

/* Rejilla tenue sobre el aurora */
.aurora::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 40%, #000 30%, transparent 78%);
}

/* ── Cristal ──────────────────────────────────────────────────────── */
.glass {
  position: relative;
  background: var(--glass);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--stroke);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.09);
}

/* Brillo superior estilo macOS */
.glass::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  border-radius: inherit;
  background: linear-gradient(90deg, transparent, var(--sheen), transparent);
  opacity: 0.32;
  pointer-events: none;
}

.glass-hover {
  transition: transform var(--t) var(--ease-spring),
              box-shadow var(--t) var(--ease-out),
              border-color var(--t) var(--ease-out),
              background var(--t) var(--ease-out);
}
.glass-hover:hover {
  transform: translateY(-3px);
  background: var(--glass-2);
  border-color: var(--stroke-2);
  box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

/* ── Tipografía ───────────────────────────────────────────────────── */
h1, h2, h3 { letter-spacing: -0.03em; line-height: 1.15; font-weight: 600; }
h1 { font-size: clamp(1.75rem, 4.2vw, 2.6rem); }
h2 { font-size: clamp(1.25rem, 2.4vw, 1.6rem); }
h3 { font-size: 1.02rem; }

.gradient-text {
  background: linear-gradient(110deg, #fff 8%, var(--violet) 48%, var(--cyan) 92%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.eyebrow {
  font-size: 0.68rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.dim  { color: var(--text-2); }
.mute { color: var(--muted); }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* ── Marca ────────────────────────────────────────────────────────── */
.brand { display: inline-flex; align-items: center; gap: 0.7rem; }

.brand-mark {
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(140deg, var(--violet), var(--indigo) 55%, var(--cyan));
  box-shadow: 0 8px 22px rgba(139, 92, 246, 0.42),
              inset 0 1px 0 rgba(255, 255, 255, 0.4);
  color: #fff;
  font-size: 1rem;
  flex-shrink: 0;
  transition: transform var(--t) var(--ease-bounce);
}
.brand:hover .brand-mark { transform: rotate(-8deg) scale(1.08); }

.brand-name {
  font-size: 1.06rem;
  font-weight: 650;
  letter-spacing: -0.02em;
}
.brand-name b { font-weight: 750; }

/* ── Botones ──────────────────────────────────────────────────────── */
.btn {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.72rem 1.25rem;
  border: 1px solid var(--stroke-2);
  border-radius: 999px;
  background: var(--glass-2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--text);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  cursor: pointer;
  white-space: nowrap;
  transition: transform var(--t-fast) var(--ease-spring),
              box-shadow var(--t) var(--ease-out),
              background var(--t) var(--ease-out),
              border-color var(--t) var(--ease-out),
              opacity var(--t) var(--ease-out);
}

.btn:hover:not(:disabled) {
  background: var(--glass-3);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.btn:active:not(:disabled) { transform: translateY(0) scale(0.965); }
.btn:disabled { opacity: 0.42; cursor: not-allowed; }
.btn:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; }

/* Barrido de luz al pasar el cursor */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(100deg, transparent 20%,
              rgba(255, 255, 255, 0.22) 50%, transparent 80%);
  transform: translateX(-130%);
  transition: transform 0.75s var(--ease-out);
}
.btn:hover:not(:disabled)::after { transform: translateX(130%); }

.btn-primary {
  background: linear-gradient(135deg, var(--violet), var(--indigo) 58%, var(--cyan));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4),
              inset 0 1px 0 rgba(255, 255, 255, 0.34);
}
.btn-primary:hover:not(:disabled) {
  background: linear-gradient(135deg, var(--violet), var(--indigo) 58%, var(--cyan));
  box-shadow: 0 16px 44px rgba(99, 102, 241, 0.52),
              inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.btn-ghost { background: transparent; border-color: var(--stroke); }
.btn-danger { color: var(--rose); border-color: rgba(251, 113, 133, 0.34); }
.btn-danger:hover:not(:disabled) { background: rgba(251, 113, 133, 0.14); }

.btn-sm { padding: 0.44rem 0.85rem; font-size: 0.78rem; }
.btn-block { width: 100%; }
.btn-lg { padding: 0.95rem 1.6rem; font-size: 0.98rem; }

/* Botón icono con ampliación tipo dock */
.icon-btn {
  width: 34px; height: 34px;
  display: grid;
  place-items: center;
  border: 1px solid var(--stroke);
  border-radius: 11px;
  background: var(--glass);
  color: var(--text-2);
  cursor: pointer;
  font-size: 0.9rem;
  transition: transform var(--t-fast) var(--ease-bounce),
              background var(--t) var(--ease-out),
              color var(--t) var(--ease-out);
}
.icon-btn:hover { transform: translateY(-2px) scale(1.12); background: var(--glass-3); color: var(--text); }
.icon-btn:active { transform: scale(0.92); }

/* Onda al pulsar, estilo Ubuntu */
.ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: scale(0);
  animation: ripple 0.62s var(--ease-out) forwards;
  pointer-events: none;
  z-index: 0;
}
@keyframes ripple {
  to { transform: scale(2.6); opacity: 0; }
}

/* ── Campos ───────────────────────────────────────────────────────── */
.field { position: relative; }

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 1.32rem 1rem 0.58rem;
  background: rgba(0, 0, 0, 0.26);
  border: 1px solid var(--stroke);
  border-radius: var(--r-sm);
  color: var(--text);
  font-family: inherit;
  font-size: 0.92rem;
  outline: none;
  transition: border-color var(--t) var(--ease-out),
              box-shadow var(--t) var(--ease-out),
              background var(--t) var(--ease-out);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: rgba(139, 92, 246, 0.7);
  background: rgba(0, 0, 0, 0.36);
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.15);
}

.field label {
  position: absolute;
  top: 0.92rem;
  left: 1rem;
  font-size: 0.92rem;
  color: var(--muted);
  pointer-events: none;
  transform-origin: left top;
  transition: transform var(--t) var(--ease-spring),
              color var(--t) var(--ease-out);
}

/* Etiqueta flotante */
.field input:focus + label,
.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,
.field textarea:not(:placeholder-shown) + label,
.field select:valid + label {
  transform: translateY(-0.62rem) scale(0.74);
  color: var(--violet);
}

.field input::placeholder,
.field textarea::placeholder { color: transparent; }

.field-plain input {
  padding: 0.8rem 1rem;
  font-family: var(--mono);
  font-size: 0.85rem;
}
.field-plain input::placeholder { color: var(--muted); }

.field-reveal {
  position: absolute;
  top: 50%;
  right: 0.5rem;
  transform: translateY(-50%);
  background: none;
  border: 0;
  color: var(--muted);
  cursor: pointer;
  padding: 0.35rem 0.5rem;
  border-radius: 8px;
  font-size: 0.95rem;
  transition: color var(--t) var(--ease-out), background var(--t) var(--ease-out);
}
.field-reveal:hover { color: var(--text); background: var(--glass-2); }

/* ── Interruptor ──────────────────────────────────────────────────── */
.switch {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  cursor: pointer;
  user-select: none;
}
.switch input { position: absolute; opacity: 0; pointer-events: none; }

.switch-track {
  width: 44px; height: 26px;
  flex-shrink: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--stroke);
  position: relative;
  transition: background var(--t) var(--ease-out);
}
.switch-track::after {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform var(--t) var(--ease-bounce);
}
.switch input:checked + .switch-track {
  background: linear-gradient(120deg, var(--violet), var(--cyan));
  border-color: transparent;
}
.switch input:checked + .switch-track::after { transform: translateX(18px); }
.switch input:focus-visible + .switch-track { box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.25); }

.switch-text { font-size: 0.88rem; }
.switch-text small { display: block; color: var(--muted); font-size: 0.74rem; }

/* ── Distintivos ──────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.22rem 0.62rem;
  border-radius: 999px;
  border: 1px solid var(--stroke-2);
  background: var(--glass-2);
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
}
.badge-violet  { color: #c4b5fd; border-color: rgba(139, 92, 246, 0.38); background: rgba(139, 92, 246, 0.14); }
.badge-emerald { color: #a7f3d0; border-color: rgba(52, 211, 153, 0.34); background: rgba(52, 211, 153, 0.13); }
.badge-amber   { color: #fde68a; border-color: rgba(251, 191, 36, 0.34); background: rgba(251, 191, 36, 0.13); }
.badge-rose    { color: #fecdd3; border-color: rgba(251, 113, 133, 0.34); background: rgba(251, 113, 133, 0.13); }
.badge-cyan    { color: #a5f3fc; border-color: rgba(34, 211, 238, 0.34); background: rgba(34, 211, 238, 0.13); }

.dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}
.dot-pulse { animation: pulse 2.2s var(--ease-in-out) infinite; }
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.45; transform: scale(0.82); }
}

/* ── Tabla ────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: var(--r); }

table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }

thead th {
  text-align: left;
  padding: 0.7rem 0.9rem;
  font-size: 0.68rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  border-bottom: 1px solid var(--stroke);
  white-space: nowrap;
}

tbody td {
  padding: 0.82rem 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.045);
  vertical-align: middle;
}

tbody tr {
  transition: background var(--t-fast) var(--ease-out);
}
tbody tr:hover { background: rgba(255, 255, 255, 0.038); }
tbody tr:last-child td { border-bottom: 0; }

/* ── Modal ────────────────────────────────────────────────────────── */
.backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 1.25rem;
  background: rgba(4, 5, 10, 0.6);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--t) var(--ease-out), visibility var(--t);
}
.backdrop.open { opacity: 1; visibility: visible; }

.modal {
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.75rem;
  transform: scale(0.92) translateY(18px);
  opacity: 0;
  transition: transform var(--t-slow) var(--ease-spring),
              opacity var(--t) var(--ease-out);
}
.backdrop.open .modal { transform: scale(1) translateY(0); opacity: 1; }

/* ── Avisos ───────────────────────────────────────────────────────── */
.toasts {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  align-items: center;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.1rem;
  border-radius: 999px;
  background: rgba(18, 20, 30, 0.84);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--stroke-2);
  box-shadow: var(--shadow-lg);
  font-size: 0.86rem;
  font-weight: 550;
  animation: toast-in 0.5s var(--ease-bounce) both;
}
.toast.out { animation: toast-out 0.32s var(--ease-out) both; }
.toast-ok    { color: #a7f3d0; }
.toast-error { color: #fecdd3; }

@keyframes toast-in {
  from { transform: translateY(26px) scale(0.9); opacity: 0; }
  to   { transform: translateY(0) scale(1); opacity: 1; }
}
@keyframes toast-out {
  to { transform: translateY(14px) scale(0.94); opacity: 0; }
}

/* ── Indicadores ──────────────────────────────────────────────────── */
.spinner {
  width: 15px; height: 15px;
  flex-shrink: 0;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.68s linear infinite;
}
.spinner-lg { width: 26px; height: 26px; border-width: 2.5px; }
@keyframes spin { to { transform: rotate(360deg); } }

.progress {
  height: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.09);
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--violet), var(--cyan));
  transition: width 0.6s var(--ease-out);
  position: relative;
}
.progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  animation: sweep 1.5s var(--ease-in-out) infinite;
}
@keyframes sweep {
  from { transform: translateX(-100%); }
  to   { transform: translateX(100%); }
}

.skeleton {
  border-radius: var(--r-sm);
  background: linear-gradient(90deg,
    rgba(255, 255, 255, 0.05) 25%,
    rgba(255, 255, 255, 0.11) 50%,
    rgba(255, 255, 255, 0.05) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
}
@keyframes shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ── Entradas escalonadas ─────────────────────────────────────────── */
.reveal {
  animation: reveal 0.85s var(--ease-spring) both;
  animation-delay: calc(var(--i, 0) * 75ms);
}
@keyframes reveal {
  from { opacity: 0; transform: translateY(22px) scale(0.985); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.reveal-scale {
  animation: reveal-scale 0.95s var(--ease-spring) both;
  animation-delay: calc(var(--i, 0) * 75ms);
}
@keyframes reveal-scale {
  from { opacity: 0; transform: scale(0.9); filter: blur(6px); }
  to   { opacity: 1; transform: scale(1); filter: blur(0); }
}

.shake { animation: shake 0.45s var(--ease-in-out); }
@keyframes shake {
  10%, 90% { transform: translateX(-2px); }
  20%, 80% { transform: translateX(4px); }
  30%, 50%, 70% { transform: translateX(-7px); }
  40%, 60% { transform: translateX(7px); }
}

/* ── Utilidades ───────────────────────────────────────────────────── */
.row    { display: flex; align-items: center; gap: 0.75rem; }
.row-between { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.col    { display: flex; flex-direction: column; }
.wrap-x { flex-wrap: wrap; }
.grow   { flex: 1; min-width: 0; }
.hidden { display: none !important; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.divider { height: 1px; background: var(--stroke); border: 0; }

/* Crédito de autoría */
.credit {
  margin-top: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.02em;
  color: var(--muted);
}
.credit b {
  font-weight: 650;
  background: linear-gradient(100deg, var(--violet), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.24); background-clip: content-box; }

::selection { background: rgba(139, 92, 246, 0.4); }

/* ── Accesibilidad ────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .aurora span { animation: none; }
}