/* =============================================================
   VÉRTICE GESTIÓN — styles.css
   Archetype: 09 Newspaper Editorial — crema/burdeos, autoridad profesional
   ============================================================= */

:root {
  --bg:        #faf7f0;
  --bg-2:      #f2ecdf;
  --ink:       #1c1712;
  --ink-soft:  #3a332b;
  --ink-mute:  #6e6357;
  --accent:    #8c1f28;
  --accent-2:  #b8783a;
  --line:      #1c1712;
  --line-soft: rgba(28,23,18,0.14);

  --display: "Playfair Display", serif;
  --serif:   "Source Serif 4", serif;
  --sans:    "Inter", sans-serif;
  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --container: 1080px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; overflow-x: clip; scroll-behavior: smooth; }
body { font-family: var(--serif); font-size: 17px; line-height: 1.65; background: var(--bg); color: var(--ink-soft); -webkit-font-smoothing: antialiased; overflow-x: clip; }
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.08; font-family: var(--display); color: var(--ink); font-weight: 700; }
::selection { background: var(--accent); color: var(--bg); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.skip-link { position: fixed; top: -100px; left: 1rem; padding: .6rem 1rem; background: var(--ink); color: var(--bg); z-index: 9999; border-radius: 4px; font-family: var(--sans); font-weight: 600; }
.skip-link:focus { top: 1rem; }
.container { max-width: var(--container); margin-inline: auto; padding-inline: 1.25rem; }
.kicker { display: inline-block; font-family: var(--sans); font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: .9rem; }
em { font-style: italic; color: var(--accent); }
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease-soft), transform .7s var(--ease-soft); }
.reveal.is-revealed { opacity: 1; transform: none; }
.link-btn { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; font-weight: 600; font-family: var(--sans); }
.demo-note { font-family: var(--sans); font-size: .82rem; color: var(--ink-mute); margin-top: 1.5rem; margin-bottom: 2.5rem; }
.opt { font-weight: 400; color: var(--ink-mute); text-transform: none; }

.hairline { border-top: 1px solid var(--line); }

.section-title { font-size: clamp(1.9rem, 3.8vw, 2.7rem); max-width: 22ch; }
.section-title-sm { font-size: clamp(1.6rem, 3vw, 2.1rem); max-width: 22ch; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: .8rem 1.6rem; border-radius: 2px; font-family: var(--sans); font-weight: 700; font-size: .92rem; white-space: nowrap; transition: background-color .3s var(--ease-out), color .3s var(--ease-out); }
.btn-lg { padding: .95rem 2rem; font-size: .95rem; }
.btn-primary { background: var(--accent); color: var(--bg); }
.btn-primary:hover { background: var(--ink); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }

.masthead { position: sticky; top: 0; z-index: 100; background: rgba(250,247,240,0.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.masthead-inner { padding-block: .9rem 1.1rem; }
.masthead-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: .6rem; }
.masthead-issue { font-family: var(--sans); font-size: .74rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-mute); }
.masthead-brand { display: block; font-family: var(--display); font-weight: 800; font-size: 1.6rem; color: var(--ink); letter-spacing: -.01em; }
.footer-brand { font-size: 1.3rem; }
.nav-links { display: none; gap: 1.6rem; align-items: center; margin-top: .7rem; font-family: var(--sans); }
.nav-links a { font-size: .88rem; font-weight: 600; color: var(--ink-soft); position: relative; padding-bottom: .2rem; }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--accent); transform: scaleX(0); transform-origin: right; transition: transform .35s var(--ease-soft); }
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav-cta-link { color: var(--accent) !important; margin-left: auto; }
.nav-burger { display: inline-flex; flex-direction: column; justify-content: center; gap: 5px; width: 36px; height: 36px; }
.nav-burger span { display: block; height: 2px; background: var(--ink); }
.nav-mobile { display: grid; gap: .25rem; max-height: 0; overflow: hidden; padding-inline: 1.25rem; transition: max-height .4s var(--ease-soft), padding .4s var(--ease-soft); font-family: var(--sans); }
.nav-mobile.is-open { max-height: 420px; padding-block: .5rem 1.25rem; }
.nav-mobile a { padding: .7rem .25rem; border-bottom: 1px solid var(--line-soft); font-weight: 600; }
.nav-mobile .btn { margin-top: .75rem; width: 100%; }
@media (min-width: 860px) { .nav-links { display: flex; margin-top: 0; } .masthead-inner { display: grid; grid-template-columns: auto 1fr; align-items: center; column-gap: 2rem; } .masthead-top { grid-column: 1 / -1; } .nav-burger { display: none; } .nav-mobile { display: none; } }

.section { position: relative; padding-block: clamp(3.5rem, 7vw, 6rem); }

.hero { padding-block: clamp(3.5rem, 8vw, 6rem) clamp(2.5rem, 5vw, 4rem); }
.hero-title { font-size: clamp(2.3rem, 5.6vw, 4rem); max-width: 15ch; margin-bottom: 1.4rem; }
.hero-deck { font-family: var(--sans); font-size: clamp(1.05rem, 1.6vw, 1.2rem); max-width: 52ch; color: var(--ink-soft); margin-bottom: 2rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 2.75rem; }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; max-width: 560px; padding-top: 2rem; border-top: 1px solid var(--line-soft); }
.hero-stat { display: grid; gap: .3rem; }
.hero-stat-num { font-family: var(--display); font-weight: 800; font-size: clamp(1.4rem, 3vw, 1.9rem); color: var(--ink); }
.hero-stat-label { font-family: var(--sans); font-size: .76rem; color: var(--ink-mute); line-height: 1.35; }

.hero-figure { max-width: 640px; margin-inline: auto; padding-block: clamp(2rem, 5vw, 3.5rem); padding-inline: 1.25rem; }
.hero-figure img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.hero-figure figcaption { font-family: var(--sans); font-size: .82rem; color: var(--ink-mute); margin-top: .8rem; text-align: center; font-style: italic; }

.dropcap { float: left; font-family: var(--display); font-size: 4.4rem; line-height: .8; font-weight: 700; color: var(--accent); margin: .1rem .5rem -.6rem 0; }
.intro-dropcap { max-width: 68ch; font-size: 1.1rem; margin-top: 1.6rem; margin-bottom: 2.5rem; }

.servicios-list { display: grid; gap: 0; margin-top: 1rem; }
.servicio-item { display: grid; grid-template-columns: auto 1fr; gap: 1.5rem; padding-block: 1.6rem; border-top: 1px solid var(--line-soft); }
.servicio-num { font-family: var(--sans); font-weight: 700; font-size: .82rem; color: var(--accent); padding-top: .3rem; }
.servicio-item h3 { font-size: 1.2rem; margin-bottom: .4rem; }
.servicio-item p { max-width: 60ch; }

.proceso { background: var(--bg-2); }
.pasos-list { display: grid; gap: 1.4rem; margin-top: 2.5rem; }
.paso { display: flex; gap: 1.2rem; align-items: flex-start; }
.paso-num { font-family: var(--display); font-weight: 800; font-size: 1.6rem; color: transparent; -webkit-text-stroke: 1.2px var(--accent); flex: none; line-height: 1; }
.paso h3 { font-size: 1.05rem; margin-bottom: .35rem; }
.paso p { font-size: .95rem; color: var(--ink-mute); max-width: 56ch; }
@media (min-width: 720px) { .pasos-list { grid-template-columns: repeat(2, 1fr); gap: 2rem; } }

.asistente-teaser-inner { display: grid; gap: 1.75rem; align-items: center; border: 1px solid var(--line); padding: clamp(1.75rem, 4vw, 2.75rem); background: var(--bg-2); }
.asistente-teaser-inner p:last-child { font-family: var(--sans); color: var(--ink-mute); max-width: 60ch; }
@media (min-width: 860px) { .asistente-teaser-inner { grid-template-columns: 1fr auto; } }

.calc-intro { max-width: 62ch; font-size: 1.05rem; margin-top: 1.5rem; margin-bottom: 2.5rem; }
.calc-card { max-width: 640px; border: 1px solid var(--line); padding: clamp(1.6rem, 4vw, 2.5rem); background: var(--bg-2); }
.calc-form label { display: grid; gap: .4rem; font-family: var(--sans); font-size: .85rem; font-weight: 700; color: var(--ink-soft); margin-bottom: 1.1rem; }
.calc-form input, .calc-form select { padding: .8rem 1rem; background: var(--bg); border: 1px solid var(--line); border-radius: 2px; color: var(--ink); font-family: var(--sans); font-weight: 500; }
.calc-form input:focus, .calc-form select:focus { border-color: var(--accent); outline: none; }
.calc-resultado { text-align: center; padding-top: 1rem; display: grid; gap: .6rem; justify-items: center; }
.calc-result-kicker { font-family: var(--sans); font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--accent); font-weight: 700; }
.calc-result-num { font-family: var(--display); font-weight: 800; font-size: 2.3rem; color: var(--ink); }
.calc-result-text { font-family: var(--sans); color: var(--ink-mute); max-width: 44ch; margin-bottom: .6rem; font-size: .92rem; }

.opiniones { background: var(--bg-2); }
.opiniones-grid { display: grid; gap: 2rem; margin-top: 2.5rem; }
.opinion-card { position: relative; padding-top: .5rem; }
.quote-mark { font-family: var(--display); font-size: 3.5rem; color: var(--accent); line-height: 0; display: block; margin-bottom: .5rem; }
.opinion-card p { font-size: 1.15rem; font-style: italic; color: var(--ink); max-width: 60ch; margin-bottom: 1rem; }
.opinion-card footer { font-family: var(--sans); }
.opinion-card footer strong { display: block; font-size: .88rem; color: var(--ink); }
.opinion-card footer span { font-size: .78rem; color: var(--ink-mute); }
.demo-tag { position: absolute; top: 0; right: 0; font-family: var(--sans); font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-mute); border: 1px solid var(--line-soft); padding: .2rem .6rem; }
@media (min-width: 860px) { .opiniones-grid { grid-template-columns: repeat(3, 1fr); } }

.faq-list { margin-top: 2.5rem; max-width: 780px; }
.faq-item { border-bottom: 1px solid var(--line-soft); }
.faq-question { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.3rem 0; text-align: left; font-family: var(--display); font-weight: 700; font-size: 1.05rem; color: var(--ink); }
.faq-plus { position: relative; flex: none; width: 20px; height: 20px; }
.faq-plus::before, .faq-plus::after { content: ""; position: absolute; background: var(--accent); }
.faq-plus::before { top: 50%; left: 0; width: 100%; height: 1.5px; transform: translateY(-50%); }
.faq-plus::after { left: 50%; top: 0; width: 1.5px; height: 100%; transform: translateX(-50%); transition: transform .3s; }
.faq-question[aria-expanded="true"] .faq-plus::after { transform: translateX(-50%) rotate(90deg); opacity: 0; }
.faq-answer { display: grid; grid-template-rows: 0fr; overflow: hidden; transition: grid-template-rows .4s var(--ease-soft); font-family: var(--sans); font-size: .95rem; }
.faq-answer p { overflow: hidden; padding-right: 2.5rem; min-height: 0; }
.faq-item.is-open .faq-answer { grid-template-rows: 1fr; }
.faq-item.is-open .faq-answer p { padding-bottom: 1.2rem; }

.contacto-grid { display: grid; gap: 2.5rem; }
.contacto-list { display: grid; gap: 1rem; margin-top: 2rem; font-family: var(--sans); }
.contacto-list strong { display: block; font-size: .76rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-mute); }
.contacto-list a, .contacto-list span { font-family: var(--display); font-weight: 700; font-size: 1.05rem; color: var(--ink); }
.contacto-list a:hover { color: var(--accent); }
.contacto-form { border: 1px solid var(--line); padding: clamp(1.5rem, 4vw, 2.25rem); background: var(--bg-2); font-family: var(--sans); }
.contacto-form label { display: grid; gap: .4rem; font-size: .85rem; font-weight: 700; color: var(--ink-soft); margin-bottom: 1rem; }
.contacto-form input, .contacto-form textarea { padding: .8rem 1rem; background: var(--bg); border: 1px solid var(--line); border-radius: 2px; color: var(--ink); font-family: var(--sans); font-weight: 500; }
.contacto-form input:focus, .contacto-form textarea:focus { border-color: var(--accent); outline: none; }
.form-row { display: grid; gap: 0; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; gap: 0 1rem; } }
.legal { font-size: .76rem; color: var(--ink-mute); margin-top: .9rem; }
@media (min-width: 960px) { .contacto-grid { grid-template-columns: 0.9fr 1.1fr; } }

.footer { padding-block: 3rem; }
.footer-inner { display: grid; gap: 1.1rem; justify-items: center; text-align: center; }
.footer-tagline { font-family: var(--sans); color: var(--ink-mute); font-size: .88rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1.25rem; justify-content: center; font-family: var(--sans); }
.footer-links a { font-size: .84rem; color: var(--ink-mute); }
.footer-links a:hover { color: var(--accent); }
.footer-copy { font-family: var(--sans); font-size: .74rem; color: var(--ink-mute); opacity: .7; margin-top: .4rem; }

.chat-widget { position: fixed; right: 1.25rem; bottom: 1.25rem; z-index: 300; font-family: var(--sans); }
.chat-fab { width: 58px; height: 58px; border-radius: 50%; background: var(--accent); color: var(--bg); display: grid; place-items: center; box-shadow: 0 14px 30px rgba(140,31,40,0.32); transition: transform .35s var(--ease-soft); }
.chat-fab:hover { transform: scale(1.06); }
.chat-fab-icon-close { display: none; }
.chat-widget.is-open .chat-fab-icon-open { display: none; }
.chat-widget.is-open .chat-fab-icon-close { display: block; }
.chat-panel { position: absolute; right: 0; bottom: calc(100% + 1rem); width: min(370px, calc(100vw - 2.5rem)); max-height: min(560px, calc(100vh - 8rem)); display: grid; grid-template-rows: auto 1fr auto; background: var(--bg); border: 1px solid var(--line); box-shadow: 0 26px 54px rgba(28,23,18,0.24); overflow: hidden; }
.chat-panel[hidden] { display: none; }
.chat-panel-head { display: flex; align-items: center; gap: .75rem; padding: 1.05rem 1.2rem; background: var(--bg-2); border-bottom: 1px solid var(--line); }
.chat-avatar { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: var(--bg); font-size: 1rem; flex: none; border: 1px solid var(--line-soft); }
.chat-panel-head strong { display: block; font-family: var(--display); font-size: .92rem; color: var(--ink); }
.chat-panel-head span { font-size: .72rem; color: var(--ink-mute); }
.chat-messages { padding: 1.05rem 1.2rem; overflow-y: auto; display: grid; gap: .8rem; align-content: start; }
.chat-msg { max-width: 88%; padding: .65rem .9rem; font-size: .86rem; line-height: 1.5; border-radius: 2px; }
.chat-msg-bot { background: var(--bg-2); color: var(--ink-soft); justify-self: start; }
.chat-msg-user { background: var(--accent); color: var(--bg); justify-self: end; font-weight: 600; }
.chat-msg-error { background: rgba(140,31,40,0.1); color: var(--accent); justify-self: start; }
.chat-typing { display: inline-flex; gap: 4px; padding: .5rem .2rem; }
.chat-typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--ink-mute); animation: chatTyping 1.1s infinite ease-in-out; }
.chat-typing span:nth-child(2) { animation-delay: .15s; } .chat-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes chatTyping { 0%, 60%, 100% { transform: translateY(0); opacity: .4; } 30% { transform: translateY(-4px); opacity: 1; } }
.chat-suggestions { display: grid; gap: .5rem; }
.chat-suggestion { text-align: left; padding: .55rem .8rem; background: var(--bg-2); border: 1px solid var(--line-soft); font-size: .8rem; color: var(--ink-soft); }
.chat-suggestion:hover { border-color: var(--accent); color: var(--ink); }
.chat-form { display: flex; gap: .6rem; padding: .95rem 1.05rem; border-top: 1px solid var(--line); }
.chat-form input { flex: 1; padding: .65rem .85rem; background: var(--bg-2); border: 1px solid var(--line-soft); border-radius: 2px; color: var(--ink); font-size: .84rem; }
.chat-form input:focus { border-color: var(--accent); outline: none; }
.chat-form button { width: 38px; height: 38px; border-radius: 50%; flex: none; background: var(--accent); color: var(--bg); display: grid; place-items: center; }
@media (max-width: 539px) { .chat-widget { right: .75rem; bottom: .75rem; } .chat-panel { position: fixed; right: .75rem; left: .75rem; bottom: 5.1rem; width: auto; } }

@media (max-width: 539px) { .hero-stats { grid-template-columns: 1fr; gap: .75rem; } }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }