/* Demo de atención de Avvanex.
   Mundo: azul noche de la marca, superficies que suben por luminosidad (no por sombra),
   azul solo para acciones y menta solo para «activo». */
:root {
  --bg: #050711;
  --bg-2: #0b1020;
  --surface: #101831;
  --surface-2: #16213f;
  --line: rgb(150 172 255 / 0.16);
  --line-strong: rgb(150 172 255 / 0.3);
  --ink: #eaf0ff;
  --muted: #a8b3cf;
  --faint: #7f8bab;
  --blue: #2d8cff;
  --on-blue: #031024;
  --mint: #00e5c3;
  --mint-soft: rgb(0 229 195 / 0.14);
  --amber: #ffc46b;
  --display: 'Bricolage Grotesque', 'Inter', system-ui, sans-serif;
  --body: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --pad: clamp(16px, 4vw, 48px);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 1rem/1.55 var(--body);
  min-height: 100svh;
  background-image:
    radial-gradient(60rem 30rem at 85% -10%, rgb(45 140 255 / 0.16), transparent 60%),
    radial-gradient(40rem 24rem at 0% 30%, rgb(0 229 195 / 0.05), transparent 60%);
  background-repeat: no-repeat;
  padding-bottom: 96px; /* hueco para el lanzador del widget */
}
::selection { background: rgb(45 140 255 / 0.45); color: #fff; }
:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; border-radius: 4px; }
a { color: var(--blue); text-underline-offset: 3px; }
img, svg { max-width: 100%; }
h1, h2, h3 { font-family: var(--display); margin: 0; text-wrap: balance; }
p { margin: 0; max-width: 62ch; }
.mono { font-family: var(--mono); font-size: 0.86em; }
kbd {
  font: 500 0.78rem var(--mono); padding: 1px 7px; border-radius: 5px;
  border: 1px solid var(--line-strong); background: var(--bg-2); color: var(--muted);
}
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--bg); padding: 8px 14px; border-radius: 6px; z-index: 50; }
.skip:focus { left: 8px; }

/* Barra superior */
.top {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 18px var(--pad);
  padding-left: max(var(--pad), env(safe-area-inset-left, 0px));
  padding-right: max(var(--pad), env(safe-area-inset-right, 0px));
  max-width: 1240px; margin: 0 auto;
}
.brand { font: 700 1.25rem var(--display); letter-spacing: -0.02em; color: var(--ink); text-decoration: none; }
.env { display: inline-flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--muted); }
.env-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--amber); }

main, .foot {
  max-width: 1240px; margin: 0 auto;
  padding-left: max(var(--pad), env(safe-area-inset-left, 0px));
  padding-right: max(var(--pad), env(safe-area-inset-right, 0px));
}

/* Escenario */
.stage { display: grid; grid-template-columns: minmax(0, 1fr); gap: 28px; padding-block: clamp(20px, 5vw, 56px) 56px; }
.stage-head { display: grid; gap: 18px; }
h1 {
  font-size: clamp(2.4rem, 7vw, 5.2rem); font-weight: 700; line-height: 1; letter-spacing: -0.028em;
}
.lede { font-size: clamp(1.02rem, 1.6vw, 1.2rem); color: var(--muted); }

/* Interruptor de tres posiciones */
.switch {
  position: relative; display: grid; grid-template-columns: repeat(3, 1fr);
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 18px; padding: 6px;
  isolation: isolate;
}
.thumb {
  position: absolute; z-index: -1; top: 6px; bottom: 6px; left: 6px;
  width: calc((100% - 12px) / 3);
  border-radius: 13px; background: var(--surface-2);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.08), 0 10px 28px -10px rgb(45 140 255 / 0.55);
  transform: translateX(calc(var(--i) * 100%));
  transition: transform 0.5s var(--ease);
}
.opt {
  appearance: none; background: none; border: 0; color: var(--muted); text-align: left; cursor: pointer;
  display: grid; gap: 4px; padding: clamp(14px, 2.4vw, 22px) clamp(14px, 2.4vw, 24px);
  border-radius: 13px; font: inherit; transition: color 0.25s;
}
.opt:hover { color: var(--ink); }
.opt[aria-checked='true'] { color: var(--ink); }
.opt-name { font: 600 clamp(1.05rem, 2.2vw, 1.55rem)/1.1 var(--display); letter-spacing: -0.01em; }
.opt-sub { font-size: 0.86rem; color: var(--faint); transition: color 0.25s; }
.opt[aria-checked='true'] .opt-sub { color: var(--muted); }
.opt[aria-checked='true'] .opt-name::after {
  content: ''; display: inline-block; width: 8px; height: 8px; margin-left: 10px; border-radius: 50%;
  background: var(--mint); box-shadow: 0 0 0 4px var(--mint-soft); vertical-align: middle; transform: translateY(-1px);
}
.keys { font-size: 0.8rem; color: var(--faint); margin-top: -14px; }

.mode-info { display: grid; gap: 10px; min-height: 8.5rem; }
.mode-info h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -0.02em; }
.mode-info p { color: var(--muted); }
.mode-info .try { color: var(--ink); }
.mode-info .try b { color: var(--mint); font-weight: 600; }
.warn { color: var(--amber); font-size: 0.92rem; }

/* Carril de recorrido: vertical, lo que pasa detrás de la conversación */
.stage-body { display: grid; grid-template-columns: minmax(0, 1fr); gap: 36px; }
.route-wrap { display: grid; gap: 20px; align-content: start; }
.route-title { font-size: 1.05rem; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.route { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.node { position: relative; padding: 0 0 26px 38px; display: grid; gap: 4px; align-content: start; color: var(--faint); transition: color 0.4s; }
.node:last-child { padding-bottom: 0; }
.node h3 { font-size: 1.1rem; font-weight: 600; color: inherit; }
.node p { font-size: 0.92rem; color: inherit; min-height: 2.6em; max-width: 46ch; }
.pin {
  position: absolute; top: 3px; left: 0; width: 16px; height: 16px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--line-strong); z-index: 1;
  transition: background 0.4s, border-color 0.4s, box-shadow 0.4s;
}
.node::before { /* tramo hacia el siguiente nodo */
  content: ''; position: absolute; top: 20px; bottom: -3px; left: 7px; width: 2px; background: var(--line); transition: background 0.5s;
}
.node:last-child::before { display: none; }
.node.on { color: var(--ink); }
.node.on p { color: var(--muted); }
.node.on .pin { background: var(--blue); border-color: var(--blue); box-shadow: 0 0 0 4px rgb(45 140 255 / 0.18); }
.node[data-node='whatsapp'].on .pin { background: var(--mint); border-color: var(--mint); box-shadow: 0 0 0 4px var(--mint-soft); }
.node.link-next::before { background: var(--blue); }
.node.link-next[data-node='widget']::before { background: linear-gradient(180deg, var(--blue), var(--mint)); }
.node.link-next[data-node='whatsapp']::before { background: var(--mint); }
@media (min-width: 900px) {
  .stage-body { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
  .route-wrap { padding-top: 6px; }
}

/* Estación de WhatsApp (se despliega en avanzado) */
.station { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.6s var(--ease); }
.station[data-open='true'] { grid-template-rows: 1fr; }
.station-clip { overflow: hidden; min-height: 0; }
.station-inner {
  display: grid; grid-template-columns: minmax(0, 1fr); gap: 32px; padding: 40px 0 56px; border-top: 1px solid var(--line);
  opacity: 0; transform: translateY(14px); transition: opacity 0.5s var(--ease) 0.15s, transform 0.6s var(--ease) 0.15s;
}
.station[data-open='true'] .station-inner { opacity: 1; transform: none; }
.station:not([data-open='true']) .station-inner { visibility: hidden; }
.station-head { display: grid; gap: 10px; }
.station-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); letter-spacing: -0.025em; }
.station-head p, .st-note { color: var(--muted); font-size: 0.95rem; }
.station-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.8fr) minmax(0, 1fr); gap: clamp(20px, 3.4vw, 48px); align-items: start; }
.station-grid h3, .st-handoff h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 8px; }
.links { list-style: none; margin: 14px 0 0; padding: 0; display: grid; }
.links li { display: grid; grid-template-columns: 1fr auto; gap: 4px 14px; padding: 12px 0; border-top: 1px solid var(--line); align-items: center; }
.links li:last-child { border-bottom: 1px solid var(--line); }
.l-where { font-weight: 500; }
.l-ref { font: 400 0.78rem var(--mono); color: var(--mint); }
.l-url { grid-column: 1; font: 400 0.74rem/1.4 var(--mono); color: var(--faint); word-break: break-all; text-decoration: none; }
.l-url:hover { color: var(--ink); text-decoration: underline; }
.copy {
  grid-row: 1 / span 2; grid-column: 2; font: 500 0.8rem var(--body); color: var(--ink); cursor: pointer;
  background: var(--surface); border: 1px solid var(--line-strong); border-radius: 8px; padding: 7px 13px;
  transition: background 0.2s, border-color 0.2s;
}
.copy:hover { background: var(--surface-2); border-color: var(--blue); }
.qr { background: #fff; padding: 14px; border-radius: 12px; width: fit-content; line-height: 0; margin: 14px 0; }
.qr svg { width: clamp(150px, 16vw, 200px); height: auto; display: block; }
.st-phone { margin: 0; display: grid; gap: 12px; }
.st-phone figcaption { font-size: 0.82rem; color: var(--faint); max-width: 34ch; }
.st-handoff { max-width: 70ch; display: grid; gap: 6px; }
.st-handoff p { color: var(--muted); }
.st-handoff b { color: var(--ink); font-weight: 600; }

/* Teléfono con chat real */
.phone { background: #02050c; border: 1px solid var(--line-strong); border-radius: 30px; padding: 9px; max-width: 320px; }
.phone-screen { background: #0b141a; border-radius: 22px; overflow: hidden; min-height: 330px; display: flex; flex-direction: column; }
.wa-top { background: #0b6e5d; color: #fff; padding: 11px 14px; display: flex; align-items: center; gap: 10px; }
.wa-top b { display: block; font-size: 0.95rem; line-height: 1.15; }
.wa-top small { opacity: 0.85; font-size: 0.72rem; }
.wa-avatar { width: 34px; height: 34px; border-radius: 50%; background: #e7fbf4; color: #0b6e5d; display: grid; place-items: center; font: 700 1rem var(--display); flex: none; }
.wa-msgs { padding: 14px 12px; display: grid; gap: 8px; align-content: start; flex: 1; }
.wa-day { justify-self: center; font-size: 0.72rem; color: #9fb3bd; }
.wa-b { max-width: 88%; padding: 7px 10px 5px; border-radius: 8px; font-size: 0.86rem; line-height: 1.4; color: #e9edef; }
.wa-b p + p { margin-top: 8px; }
.wa-b span { display: block; text-align: right; font-size: 0.66rem; color: #9fb3bd; margin-top: 2px; }
.wa-in { background: #005c4b; justify-self: end; border-top-right-radius: 2px; }
.wa-out { background: #1f2c34; justify-self: start; border-top-left-radius: 2px; }

/* Matriz */
.matrix { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; padding-block: 24px 64px; border-top: 1px solid var(--line); }
.matrix h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); letter-spacing: -0.02em; }
.scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 14px; background: var(--bg-2); }
table { border-collapse: collapse; width: 100%; min-width: 680px; font-size: 0.95rem; }
th, td { padding: 14px 18px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
tbody tr:last-child th, tbody tr:last-child td { border-bottom: 0; }
thead th { font: 600 0.95rem var(--display); color: var(--muted); background: var(--bg-2); position: sticky; top: 0; }
tbody th { font-weight: 400; color: var(--ink); max-width: 46ch; }
td { width: 150px; text-align: center; position: relative; }
thead th[data-col] { text-align: center; }
td[data-v]::before { content: ''; display: inline-block; width: 18px; height: 18px; vertical-align: middle; }
td[data-v='1']::before { background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%2300e5c3' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 10.5l4 4 8-9'/%3E%3C/svg%3E") center / contain no-repeat; }
td[data-v='0']::before { background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none' stroke='%237f8bab' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M5 10h10'/%3E%3C/svg%3E") center / contain no-repeat; }
td[data-v='1']::after { content: 'Incluido'; position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
td[data-v='0']::after { content: 'No incluido'; position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
[data-col].is-current { background: rgb(45 140 255 / 0.09); }
thead th.is-current { color: var(--ink); box-shadow: inset 0 -2px 0 var(--blue); }

.foot { padding-block: 8px 40px; }
.foot p { color: var(--faint); font-size: 0.82rem; max-width: 80ch; }

/* Móvil y tablet */
@media (max-width: 980px) {
  .station-grid { grid-template-columns: 1fr 1fr; }
  .st-links { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .switch { grid-template-columns: 1fr; }
  .thumb { width: calc(100% - 12px); height: calc((100% - 12px) / 3); bottom: auto; transform: translateY(calc(var(--i) * 100%)); }
  .opt { padding: 14px 16px; }
  .station-grid { grid-template-columns: 1fr; }
  .mode-info { min-height: 11rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .thumb, .station, .station-inner, .pin, .node, .node::before { transition: none; }
}