/* Facturando IA — sistema visual */
:root {
  --bg: #050505; --bg2: #0a1020; --fg: #f0f2f5; --muted: rgba(255,255,255,.55);
  --glass: rgba(255,255,255,.035); --glass-b: rgba(255,255,255,.08);
  --brand: #00d4aa; --brand-dark: #00b894; --accent: #667eea; --cyan: #00d4aa; --orange: #f59e0b;
  --grad: linear-gradient(135deg, #00d4aa 0%, #667eea 100%);
  --radius: 18px; --shadow: 0 20px 60px -20px rgba(0,0,0,.6);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: #050505; }
body {
  margin: 0; min-height: 100vh; color: var(--fg); font: 16px/1.5 Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg); position: relative; overflow-x: hidden; -webkit-font-smoothing: antialiased;
}
/* Fondo animado: mezcla de luces que deriva lentamente y una grilla tenue */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background: radial-gradient(ellipse 80% 50% at 20% 0%, rgba(0,212,170,.18), transparent 60%),
              radial-gradient(ellipse 70% 50% at 100% 30%, rgba(102,126,234,.15), transparent 60%),
              radial-gradient(ellipse 60% 40% at 0% 80%, rgba(168,85,247,.12), transparent 60%),
              radial-gradient(ellipse 70% 50% at 100% 100%, rgba(0,212,170,.1), transparent 60%);
  animation: meshShift 20s ease-in-out infinite alternate;
}
body::after {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
  background-size: 60px 60px;
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%); mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
@keyframes meshShift {
  0% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(-20px, 15px) rotate(.5deg); }
  66% { transform: translate(15px, -10px) rotate(-.5deg); }
  100% { transform: translate(-10px, 20px) rotate(.3deg); }
}
body.intro-on { overflow: hidden; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: #5cf0cf; }
h1, h2 { letter-spacing: -.02em; line-height: 1.15; margin: 0 0 .4em; }
h1 { font-size: clamp(28px, 4vw, 40px); font-weight: 900; letter-spacing: -.04em; }
h2 { font-size: 20px; font-weight: 700; }
.muted { color: var(--muted); } .center { text-align: center; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Barra superior */
.topbar { position: sticky; top: 0; z-index: 10; display: flex; justify-content: space-between; align-items: center;
  padding: 12px max(16px, env(safe-area-inset-left)); backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px);
  background: rgba(5,5,5,.85); border-bottom: 1px solid var(--glass-b); }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 900; font-size: 18px; letter-spacing: -.03em; }
.brand b { font-weight: 900; color: var(--brand); }
.topbar nav { display: flex; align-items: center; gap: 4px; }
.topbar nav a, .ghost { color: var(--muted); padding: 8px 12px; border-radius: 10px; font-size: 15px; background: none; border: 0; cursor: pointer; font-family: inherit; }
.topbar nav a:hover, .ghost:hover { color: var(--fg); background: var(--glass); }
.inline { display: inline; }

/* Página */
.page { max-width: 1080px; margin: 0 auto; padding: 28px 16px 64px; }
.page-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: 12px; color: var(--brand); margin: 0 0 4px; font-weight: 700; }
.glass, .card { background: var(--glass); border: 1px solid var(--glass-b); border-radius: var(--radius); box-shadow: var(--shadow);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); }
.card { padding: 22px; margin: 16px 0; }
.card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.narrow { max-width: 520px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 8px; }
.stat { padding: 20px 22px; }
.stat span { display: block; color: var(--muted); font-size: 13px; }
.stat span { text-transform: uppercase; letter-spacing: .08em; font-size: 11px; font-weight: 600; }
.stat strong { display: block; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: clamp(22px, 3vw, 30px); font-weight: 800; letter-spacing: -.02em; margin-top: 6px; color: var(--brand); }
.stat:first-child strong { color: var(--brand); text-shadow: 0 0 24px rgba(0,212,170,.35); }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.row { display: flex; align-items: center; gap: 12px; padding: 12px 8px; margin: 0 -8px; border-radius: 12px; color: inherit; flex-wrap: wrap; }
a.row:hover { background: var(--glass); color: inherit; }
.row + .row { border-top: 1px solid var(--glass-b); }
.grow { flex: 1; min-width: 0; } .grow strong { display: block; font-weight: 600; } .grow small { color: var(--muted); }
.avatar { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; font-weight: 700; font-size: 14px;
  background: linear-gradient(135deg, rgba(0,212,170,.22), rgba(102,126,234,.16)); color: #c9fff1; flex: none; }
.avatar.doc { background: rgba(0,212,170,.1); border: 1px solid rgba(0,212,170,.25); color: var(--brand); font-size: 12px; }
.amount { font-weight: 700; font-variant-numeric: tabular-nums; }
.pill, .badge { display: inline-block; border-radius: 999px; padding: 4px 10px; font-size: 12px; font-weight: 600; }
.pill.ok { background: rgba(0,212,170,.12); border: 1px solid rgba(0,212,170,.3); color: var(--brand); }
.pill.warn, .badge { background: rgba(255,153,0,.14); color: #ffbf5e; }
.empty { text-align: center; padding: 20px 8px; color: var(--muted); }

/* Formularios */
label { display: block; margin: 14px 0; font-size: 13px; font-weight: 500; color: var(--muted); }
input, select { display: block; width: 100%; margin-top: 6px; padding: 13px 14px; font: inherit; font-size: 16px; color: var(--fg);
  background: rgba(255,255,255,.04); border: 1px solid var(--glass-b); border-radius: 12px; transition: border-color .2s, box-shadow .2s; }
input::placeholder { color: rgba(255,255,255,.3); }
input:focus, select:focus { outline: none; border-color: rgba(0,212,170,.7); box-shadow: 0 0 0 4px rgba(0,212,170,.15); }
select option { background: var(--bg2); }
input[type=file] { padding: 10px; }
fieldset { border: 1px solid var(--glass-b); border-radius: 14px; margin: 14px 0; padding: 4px 14px; }
legend { color: var(--muted); font-size: 13px; padding: 0 6px; }
.item { display: grid; grid-template-columns: 1fr 72px 120px; gap: 8px; }
.item input { margin-top: 8px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; margin: 6px 0; border: 0; border-radius: 12px;
  font: inherit; font-weight: 800; font-size: 15px; color: #000; cursor: pointer; background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  box-shadow: 0 8px 28px rgba(0,212,170,.35); transition: transform .15s, box-shadow .2s; }
.btn:hover { color: #000; transform: translateY(-2px); box-shadow: 0 12px 36px rgba(0,212,170,.5); }
.btn:active { transform: translateY(0); }
.btn.secondary { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); box-shadow: none; color: #fff; font-weight: 700; }
.btn.secondary:hover { background: rgba(255,255,255,.1); color: #fff; }
.btn.small { padding: 8px 14px; font-size: 14px; }
.btn.block { width: 100%; margin-top: 10px; padding: 14px; }
.link { font-weight: 600; font-size: 14px; }
.flash { background: rgba(0,212,170,.08); border: 1px solid rgba(0,212,170,.3); color: #c9fff1; padding: 12px 16px; border-radius: 12px; margin: 0 0 16px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 12px 8px; border-bottom: 1px solid var(--glass-b); }
th { color: var(--muted); font-size: 13px; font-weight: 600; }
ol li { margin: 10px 0; color: rgba(255,255,255,.75); }

/* Ingreso */
.auth-main { min-height: 100vh; display: grid; place-items: center; padding: 32px 16px; }
.auth-main > .flash { position: fixed; top: 16px; left: 50%; transform: translateX(-50%); z-index: 5; max-width: 92vw; }
.auth-grid { width: 100%; max-width: 1040px; display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(38px, 5.5vw, 64px); font-weight: 900; letter-spacing: -2px; line-height: 1.05; margin-top: 18px;
  background: linear-gradient(180deg, #fff 0%, rgba(255,255,255,.7) 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero h1 .grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; }
.hero-tag { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; background: rgba(0,212,170,.1); border: 1px solid rgba(0,212,170,.3);
  padding: 6px 14px; border-radius: 999px; font-size: 11px; color: var(--brand); font-weight: 700; letter-spacing: .5px; text-transform: uppercase; }
.hero-tag i { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); animation: dotPulse 1.5s ease-in-out infinite; }
@keyframes dotPulse { 0%,100% { opacity: 1; } 50% { opacity: .3; } }
.mini-stats { display: flex; gap: 32px; margin-top: 28px; }
.mini-stats strong { display: block; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 26px; font-weight: 800; color: var(--brand); }
.mini-stats span { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.hero p { color: var(--muted); font-size: 18px; font-weight: 500; max-width: 460px; }
.checks { list-style: none; padding: 0; margin: 24px 0 0; color: rgba(255,255,255,.75); }
.checks li { padding-left: 30px; position: relative; margin: 10px 0; }
.checks li::before { content: ""; position: absolute; left: 0; top: 3px; width: 18px; height: 18px; border-radius: 6px; background: var(--grad);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/16px no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/16px no-repeat; }
.auth-card { padding: 32px; border-color: rgba(0,212,170,.18); box-shadow: 0 0 0 1px rgba(0,212,170,.05), 0 30px 80px -20px rgba(0,212,170,.18); }
.auth-card h2 { font-size: 26px; margin-bottom: 2px; }

/* Logo animado */
.brain .lobe, .brain .fold { stroke-dasharray: 400; }
.brain .nodes circle { animation: pulse 2.6s ease-in-out infinite; transform-box: fill-box; transform-origin: center; }
.brain .nodes circle:nth-child(2n) { animation-delay: .5s; } .brain .nodes circle:nth-child(3n) { animation-delay: 1.1s; }
.brain .nodes circle:nth-child(4) { animation-delay: 1.6s; }
.brain .synapses { stroke-dasharray: 4 6; animation: flow 1.6s linear infinite; opacity: .8; }
@keyframes pulse { 0%,100% { opacity: .35; transform: scale(.8); } 50% { opacity: 1; transform: scale(1.25); filter: drop-shadow(0 0 4px #5cf0cf); } }
@keyframes flow { to { stroke-dashoffset: -20; } }
.hero-brain { filter: drop-shadow(0 0 24px rgba(0,212,170,.4)); }

/* Presentación tipo Hollywood */
.intro { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; overflow: hidden; cursor: pointer;
  background: radial-gradient(circle at 50% 55%, #06201b 0%, #020202 70%); transition: opacity .7s ease, visibility .7s; }
.intro.done { opacity: 0; visibility: hidden; }
.intro-center { text-align: center; position: relative; z-index: 2; }
.intro-brain .lobe, .intro-brain .fold { stroke-dashoffset: 400; animation: draw 1.6s cubic-bezier(.65,0,.35,1) forwards; }
.intro-brain .fold { animation-delay: .5s; }
.intro-brain .nodes, .intro-brain .synapses { opacity: 0; animation: fadein .6s ease 1.4s forwards; }
.intro-brain { filter: drop-shadow(0 0 34px rgba(0,212,170,.55)); }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes fadein { to { opacity: 1; } }
.marquee { font-size: clamp(40px, 9vw, 96px); font-weight: 900; letter-spacing: -.04em; margin: 18px 0 6px; opacity: 0;
  background: linear-gradient(100deg, #5f6b68 0%, #5f6b68 40%, #ffffff 50%, #5f6b68 60%, #5f6b68 100%); background-size: 300% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: rise .9s cubic-bezier(.2,.8,.2,1) 1.6s forwards, shine 2.2s ease-in-out 1.9s forwards; }
.marquee span { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.marquee::after { content: ""; display: block; height: 2px; margin: 10px auto 0; width: 0; background: var(--grad); box-shadow: 0 0 18px #00d4aa;
  animation: line 1s ease 2.4s forwards; }
.tagline { color: var(--muted); letter-spacing: .3em; text-transform: uppercase; font-size: 13px; opacity: 0; animation: fadein .8s ease 2.8s forwards; }
@keyframes rise { from { opacity: 0; transform: translateY(16px) scale(.98); filter: blur(8px); } to { opacity: 1; transform: none; filter: none; } }
@keyframes shine { from { background-position: 100% 0; } to { background-position: 0 0; } }
@keyframes line { to { width: 60%; } }
.beam { position: absolute; bottom: -20%; width: 40vw; height: 140vh; opacity: 0; z-index: 1; filter: blur(30px);
  background: linear-gradient(to top, rgba(0,212,170,.32), rgba(102,126,234,.08) 60%, transparent); }
.beam-l { left: 10%; transform-origin: bottom center; animation: sweepL 3.6s ease-in-out .3s forwards; }
.beam-r { right: 10%; transform-origin: bottom center; animation: sweepR 3.6s ease-in-out .3s forwards; }
@keyframes sweepL { 0% { opacity: 0; transform: rotate(-35deg); } 30% { opacity: 1; } 100% { opacity: .55; transform: rotate(12deg); } }
@keyframes sweepR { 0% { opacity: 0; transform: rotate(35deg); } 30% { opacity: 1; } 100% { opacity: .55; transform: rotate(-12deg); } }

@media (max-width: 860px) {
  .brand { font-size: 16px; white-space: nowrap; } .topbar nav a, .topbar .ghost { padding: 8px 8px; font-size: 14px; }
  .auth-grid, .cols { grid-template-columns: 1fr; gap: 24px; }
  .hero { text-align: center; } .hero p { margin: 0 auto; } .mini-stats { justify-content: center; } .checks { display: inline-block; text-align: left; }
  .stats { grid-template-columns: 1fr 1fr; } .stats .stat:first-child { grid-column: 1 / -1; }
  .item { grid-template-columns: 1fr 60px 96px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-delay: 0s !important; transition: none !important; }
}

/* Botones de acceso rápido del panel */
.acciones { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 18px; }
.acciones .btn { margin: 0; }
.acepto { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--muted); margin: 14px 0; }
.acepto input { width: auto; margin: 3px 0 0; }

/* Panel principal: encabezado, indicadores y accesos rápidos */
.hero-panel { margin-bottom: 22px; padding: 26px; border-radius: var(--radius); border: 1px solid rgba(0,212,170,.18);
  background: radial-gradient(500px 240px at 100% 0%, rgba(0,212,170,.16), transparent 70%), radial-gradient(420px 220px at 0% 100%, rgba(102,126,234,.14), transparent 70%), rgba(255,255,255,.03);
  box-shadow: 0 30px 80px -30px rgba(0,212,170,.25); }
.hero-panel h1 { font-size: clamp(26px, 3.6vw, 36px); margin: 0; }
.hero-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px; font-size: 12px; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase; color: var(--brand); background: rgba(0,212,170,.1); border: 1px solid rgba(0,212,170,.3); }
.hero-badge.warn { color: #ffbf5e; background: rgba(255,153,0,.1); border-color: rgba(255,153,0,.35); }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; animation: dotPulse 1.6s ease-in-out infinite; }
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stat-box { padding: 16px 18px; border-radius: 14px; background: rgba(255,255,255,.04); border: 1px solid var(--glass-b); min-width: 0; }
.stat-box span { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; font-weight: 600; color: var(--muted); }
.stat-box strong { display: block; margin-top: 6px; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: clamp(18px, 2.4vw, 24px); font-weight: 800; color: var(--brand); overflow-wrap: anywhere; }
.quick-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 22px; }
.quick-card { position: relative; overflow: hidden; display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; min-height: 104px; padding: 18px 20px;
  border-radius: var(--radius); border: 1px solid var(--glass-b); background: var(--glass); color: var(--fg); transition: transform .2s, border-color .2s, box-shadow .2s; }
.quick-card::before, .quick-card::after { content: ""; position: absolute; border-radius: 50%; pointer-events: none; transition: transform .4s; }
.quick-card::before { width: 170px; height: 170px; top: -70px; right: -50px; }
.quick-card::after { width: 110px; height: 110px; bottom: -50px; left: -30px; }
.quick-card-a::before { background: radial-gradient(circle, rgba(102,126,234,.45), transparent 70%); }
.quick-card-a::after { background: radial-gradient(circle, rgba(102,126,234,.2), transparent 70%); }
.quick-card-b::before { background: radial-gradient(circle, rgba(245,158,11,.4), transparent 70%); }
.quick-card-b::after { background: radial-gradient(circle, rgba(245,158,11,.18), transparent 70%); }
.quick-card-c::before { background: radial-gradient(circle, rgba(0,212,170,.45), transparent 70%); }
.quick-card-c::after { background: radial-gradient(circle, rgba(0,212,170,.25), transparent 70%); }
.quick-card-d::before { background: radial-gradient(circle, rgba(0,212,170,.55), transparent 70%); }
.quick-card-d::after { background: radial-gradient(circle, rgba(102,126,234,.25), transparent 70%); }
.quick-card:hover { transform: translateY(-3px); border-color: rgba(0,212,170,.4); box-shadow: 0 16px 40px -18px rgba(0,212,170,.45); color: var(--fg); }
.quick-card:hover::before { transform: scale(1.18); }
.quick-card-info { position: relative; z-index: 1; display: grid; gap: 4px; }
.quick-card-info strong { font-size: 17px; font-weight: 800; letter-spacing: -.01em; }
.quick-card-info small { color: var(--muted); font-size: 13px; line-height: 1.35; }
.quick-arrow { position: relative; z-index: 1; font-size: 20px; color: var(--muted); transition: transform .2s, color .2s; }
.quick-card:hover .quick-arrow { color: var(--brand); transform: translateX(4px); }
@media (max-width: 860px) {
  .stats-row { grid-template-columns: 1fr 1fr; }
  .quick-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .quick-grid { grid-template-columns: 1fr; }
  .hero-panel { padding: 20px; }
}

/* Historial, estadísticas y recategorización */
.filtros { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.filtros label { flex: 1 1 140px; margin: 0; }
.filtros .campo-grande { flex: 2 1 200px; }
.filtros .btn { margin: 0 0 4px; }
.stats-row-2 { grid-template-columns: repeat(2, 1fr); margin-bottom: 16px; }
.stats-row-3 { grid-template-columns: repeat(3, 1fr); margin-bottom: 16px; }
.barra { display: grid; grid-template-columns: 96px 1fr auto; gap: 14px; align-items: center; padding: 10px 0; }
.barra + .barra { border-top: 1px solid var(--glass-b); }
.barra-mes { color: var(--muted); font-size: 14px; font-variant-numeric: tabular-nums; }
.barra-pista { height: 10px; border-radius: 999px; background: rgba(255,255,255,.05); overflow: hidden; }
.barra-valor { display: block; height: 100%; border-radius: 999px; background: var(--grad); box-shadow: 0 0 14px rgba(0,212,170,.35); }
.barra-monto { font-size: 14px; white-space: nowrap; }
@media (max-width: 860px) {
  .stats-row-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .stats-row-2, .stats-row-3 { grid-template-columns: 1fr; }
  .barra { grid-template-columns: 74px 1fr; }
  .barra-monto { grid-column: 1 / -1; }
}