/* ============================================================
   VALEN — sitio corporativo — sistema de diseño
   Extiende la marca verde existente de la app (styles.css del
   producto), no la reemplaza. Ver propuesta de arquitectura.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Sora:wght@500;600;700;800&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  /* Neutrales — verde-negro cálido, no negro puro */
  --ink:#0B1210;
  --ink-soft:#4A594F;
  --ink-faint:#5F6D65;
  --paper:#F6F8F6;
  --card:#FFFFFF;
  --line:#E1E8E3;
  --line-soft:#EEF2EF;

  /* Marca — igual que la app */
  --brand:#0E7C66;
  --brand-deep:#0A5D4C;
  --brand-tint:#E7F2EE;

  /* Acento tecnológico — nuevo, reservado para "en vivo" */
  --bright:#12B48C;
  --bright-tint:#E3F9F1;

  /* Semánticos — reservados, no decorativos */
  --amber:#8A5600;   --amber-tint:#FBF1DD;
  --red:#B23A31;     --red-tint:#FBE9E7;
  --blue:#2563A8;    --blue-tint:#E7EFF8;

  /* Superficie oscura — para secciones de mayor peso (Producto, Seguridad) */
  --dark:#0B1210;
  --dark-card:#111E19;
  --dark-line:#1F2E27;
  --dark-ink:#EAF3EE;
  --dark-ink-soft:#9FB3A8;

  --radius:14px; --radius-sm:9px; --radius-lg:24px;
  --shadow-sm:0 1px 2px rgba(11,18,16,.05);
  --shadow-md:0 12px 34px rgba(11,18,16,.08);
  --shadow-lg:0 24px 60px rgba(11,18,16,.14);

  --dur-fast:120ms; --dur:200ms; --dur-slow:420ms;
  --ease:cubic-bezier(.2,.7,.2,1);

  --display:'Sora',system-ui,-apple-system,sans-serif;
  --body:'Inter',system-ui,-apple-system,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,'SF Mono',monospace;

  --container:1200px;
  --gutter:28px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--display);font-weight:700;letter-spacing:-.01em;text-wrap:balance;color:var(--ink);margin:0}
p{margin:0}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer}
::selection{background:var(--bright-tint);color:var(--brand-deep)}
:focus-visible{outline:2px solid var(--bright);outline-offset:3px;border-radius:4px}

.container{max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.section{padding:88px 0}
.section-tight{padding:64px 0}
@media(max-width:760px){.section{padding:56px 0}.section-tight{padding:44px 0}}

.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-deep);background:var(--brand-tint);padding:7px 13px;border-radius:999px}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--bright)}
.eyebrow.on-dark{color:var(--bright);background:rgba(18,180,140,.14)}

.lede{font-size:18px;line-height:1.6;color:var(--ink-soft);max-width:56ch}

/* Botones */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--body);font-weight:600;font-size:15px;padding:13px 24px;border-radius:11px;border:1px solid transparent;transition:transform var(--dur-fast) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease),border-color var(--dur) var(--ease);cursor:pointer;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 1px 2px rgba(10,93,76,.15)}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-1px);box-shadow:0 10px 24px rgba(14,124,102,.24)}
.btn-secondary{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-secondary:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-1px)}
.btn-ghost-dark{background:rgba(255,255,255,.06);color:var(--dark-ink);border-color:rgba(255,255,255,.16)}
.btn-ghost-dark:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.3)}
.btn-lg{padding:15px 28px;font-size:16px}
.btn svg{width:16px;height:16px;flex:0 0 auto}

/* ===== Header ===== */
/* Sin backdrop-filter a propósito: crea un containing block para descendientes
   position:fixed (el menú móvil de .nav-main), lo que rompe su inset:0 relativo
   al viewport. Fondo casi opaco en su lugar, mismo efecto visual en la práctica. */
.site-header{position:sticky;top:0;z-index:100;background:rgba(246,248,246,.97);border-bottom:1px solid var(--line)}
.site-header .container{display:flex;align-items:center;gap:28px;height:68px}
.logo{font-family:var(--display);font-weight:800;font-size:19px;color:var(--ink);display:flex;align-items:center;gap:2px}
.logo i{width:8px;height:8px;border-radius:50%;background:var(--brand);display:inline-block;margin-left:2px}
.nav-main{display:flex;align-items:center;gap:2px;margin-left:8px}
.nav-main a{font-size:13.5px;font-weight:500;color:var(--ink-soft);padding:9px 9px;border-radius:8px;white-space:nowrap;transition:color var(--dur-fast),background var(--dur-fast)}
.nav-main a:hover{color:var(--ink);background:var(--card)}
.nav-main a[aria-current="page"]{color:var(--brand-deep)}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.header-login{font-size:14px;font-weight:600;color:var(--ink-soft);padding:9px 6px}
.header-login:hover{color:var(--brand-deep)}
.menu-toggle{display:none;background:none;border:0;width:38px;height:38px;border-radius:9px;align-items:center;justify-content:center}
.menu-toggle:hover{background:var(--card)}
.menu-toggle svg{width:20px;height:20px}
.nav-login-mobile{display:none}

@media(max-width:1180px){
  .nav-main{position:fixed;inset:68px 0 0 0;background:var(--paper);flex-direction:column;align-items:stretch;gap:2px;padding:14px var(--gutter) 24px;display:none;overflow:auto}
  .nav-main.open{display:flex}
  .nav-main a{padding:14px 10px;font-size:16px;border-bottom:1px solid var(--line-soft)}
  .header-actions{margin-left:auto}
  .header-actions .btn-secondary{display:none}
  .menu-toggle{display:flex}
  .nav-login-mobile{display:block;margin-top:10px;color:var(--brand-deep)!important;font-weight:700}
}
@media(max-width:520px){
  .site-header .container{gap:10px}
  .header-login{display:none}
  .header-actions .btn-primary{padding:10px 14px;font-size:13.5px}
}

/* ===== Footer ===== */
.site-footer{background:var(--dark);color:var(--dark-ink-soft);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:36px}
.footer-brand .logo{color:var(--dark-ink)}
.footer-brand p{margin-top:14px;font-size:13.5px;line-height:1.6;max-width:32ch;color:var(--dark-ink-soft)}
.footer-col span{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--dark-ink-soft);margin-bottom:14px}
.footer-col a{display:block;font-size:13.5px;padding:6px 0;color:var(--dark-ink-soft);transition:color var(--dur-fast)}
.footer-col a:hover{color:var(--dark-ink)}
.footer-bottom{margin-top:52px;padding-top:22px;border-top:1px solid var(--dark-line);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:12.5px}
.footer-bottom a{color:var(--dark-ink-soft)}
.footer-bottom a:hover{color:var(--dark-ink)}
@media(max-width:860px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px 20px}.footer-brand{grid-column:1/-1}}

/* ===== Hero ===== */
.hero{padding:76px 0 0;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;padding-bottom:64px}
.hero h1{font-size:clamp(34px,4.6vw,58px);line-height:1.06;margin-top:20px;max-width:15ch}
.hero .lede{margin-top:20px;font-size:18px}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-proof{display:flex;gap:26px;margin-top:44px;padding-top:26px;border-top:1px solid var(--line)}
.hero-proof div span{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint)}
.hero-proof div b{font-family:var(--display);font-size:14px;display:block;margin-top:5px;max-width:22ch;font-weight:600}
@media(max-width:920px){.hero-grid{grid-template-columns:1fr;gap:36px}}

/* Product visual: a self-contained "live operation" panel, no video required */
.hero-visual{position:relative;border-radius:var(--radius-lg);background:var(--dark);box-shadow:var(--shadow-lg);overflow:hidden;border:1px solid var(--dark-line)}
.hv-bar{display:flex;align-items:center;gap:8px;padding:14px 18px;border-bottom:1px solid var(--dark-line)}
.hv-bar i{width:8px;height:8px;border-radius:50%;background:var(--dark-line)}
.hv-bar span{font-family:var(--mono);font-size:11px;color:var(--dark-ink-soft);margin-left:8px}
.hv-body{padding:22px}
.hv-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px solid var(--dark-line);opacity:0;animation:hv-in .5s var(--ease) forwards}
.hv-row:last-child{border-bottom:none}
.hv-row .lbl{font-size:13px;color:var(--dark-ink-soft)}
.hv-row .val{font-family:var(--mono);font-size:13.5px;color:var(--dark-ink);font-variant-numeric:tabular-nums}
.hv-row .val.up{color:var(--bright)}
.hv-pulse{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:10.5px;color:var(--bright)}
.hv-pulse i{width:6px;height:6px;border-radius:50%;background:var(--bright);animation:hv-pulse 1.6s ease-in-out infinite}
@keyframes hv-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
@keyframes hv-pulse{0%,100%{opacity:1}50%{opacity:.25}}
@media(prefers-reduced-motion:reduce){.hv-row{opacity:1;animation:none}.hv-pulse i{animation:none}}

/* ===== Trust strip ===== */
.trust-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:30px 0}
.trust-strip p{text-align:center;font-family:var(--display);font-size:16px;color:var(--ink-soft);max-width:52ch;margin:0 auto}

/* ===== Problem grid ===== */
.problem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:40px}
.problem-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.problem-card i{width:34px;height:34px;border-radius:10px;background:var(--red-tint);color:var(--red);display:grid;place-items:center;margin-bottom:14px}
.problem-card i svg{width:17px;height:17px}
.problem-card b{display:block;font-family:var(--display);font-size:15px;margin-bottom:6px}
.problem-card p{font-size:13.5px;color:var(--ink-soft);line-height:1.5}
@media(max-width:920px){.problem-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.problem-grid{grid-template-columns:1fr}}

/* ===== Pillars ===== */
.pillar{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center;padding:56px 0;border-bottom:1px solid var(--line)}
.pillar:last-child{border-bottom:none}
.pillar:nth-child(even){grid-template-columns:1.1fr .9fr}
.pillar:nth-child(even) .pillar-copy{order:2}
.pillar-tag{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--brand-deep)}
.pillar h3{font-size:clamp(24px,3vw,32px);margin-top:12px;max-width:14ch}
.pillar p{margin-top:16px;font-size:15.5px;color:var(--ink-soft);max-width:48ch}
.pillar-list{margin-top:20px;display:flex;flex-direction:column;gap:10px}
.pillar-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink)}
.pillar-list svg{width:16px;height:16px;color:var(--brand);flex:0 0 auto;margin-top:2px}
.pillar-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-md)}
.pillar-panel .stat{display:flex;justify-content:space-between;align-items:baseline;padding:11px 0;border-bottom:1px dashed var(--line)}
.pillar-panel .stat:last-child{border-bottom:none}
.pillar-panel .stat span{font-size:13px;color:var(--ink-soft)}
.pillar-panel .stat b{font-family:var(--mono);font-size:14.5px}
@media(max-width:860px){.pillar,.pillar:nth-child(even){grid-template-columns:1fr;gap:28px}.pillar:nth-child(even) .pillar-copy{order:0}}

/* ===== Segments (crece contigo) ===== */
.seg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
.seg-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;display:flex;flex-direction:column}
.seg-card.mid{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand)}
.seg-card span{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint)}
.seg-card h3{font-size:21px;margin-top:10px}
.seg-card p{margin-top:12px;font-size:13.5px;color:var(--ink-soft);line-height:1.55;flex:1}
.seg-card a{margin-top:20px;font-size:13.5px;font-weight:600;color:var(--brand-deep);display:inline-flex;align-items:center;gap:6px}
@media(max-width:860px){.seg-grid{grid-template-columns:1fr}}

/* ===== Steps (implementación) ===== */
.steps-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:2px;background:var(--line);border-radius:var(--radius);overflow:hidden;margin-top:40px}
.step-card{background:var(--card);padding:22px 18px}
.step-card b.num{font-family:var(--mono);font-size:12px;color:var(--brand-deep);display:block;margin-bottom:12px}
.step-card p{font-size:13px;color:var(--ink-soft);line-height:1.5}
.step-card strong{display:block;font-family:var(--display);font-size:14.5px;margin-bottom:6px;color:var(--ink)}
@media(max-width:920px){.steps-strip{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.steps-strip{grid-template-columns:1fr}}

/* ===== Security / dark section ===== */
.section-dark{background:var(--dark);color:var(--dark-ink-soft)}
.section-dark h2,.section-dark h3{color:var(--dark-ink)}
.section-dark .lede{color:var(--dark-ink-soft)}
.sec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:40px}
.sec-card{background:var(--dark-card);border:1px solid var(--dark-line);border-radius:var(--radius);padding:22px}
.sec-card i{width:32px;height:32px;border-radius:9px;background:rgba(18,180,140,.14);color:var(--bright);display:grid;place-items:center;margin-bottom:14px}
.sec-card i svg{width:16px;height:16px}
.sec-card b{display:block;font-family:var(--display);font-size:14.5px;color:var(--dark-ink);margin-bottom:6px}
.sec-card p{font-size:13px;line-height:1.5}
@media(max-width:920px){.sec-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.sec-grid{grid-template-columns:1fr}}

/* ===== FAQ ===== */
.faq{max-width:760px;margin:40px auto 0;display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 4px;display:flex;justify-content:space-between;align-items:center;gap:16px;font-family:var(--display);font-size:16px;font-weight:600}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary em{font-style:normal;color:var(--ink-faint);font-size:20px;transition:transform var(--dur) var(--ease);flex:0 0 auto}
.faq-item[open] summary em{transform:rotate(45deg)}
.faq-item .a{padding:0 4px 20px;font-size:14.5px;color:var(--ink-soft);line-height:1.6;max-width:64ch}

/* ===== Close CTA ===== */
.close-cta{background:var(--brand-tint);border-radius:var(--radius-lg);padding:64px 48px;text-align:center;margin:0 auto}
.close-cta h2{font-size:clamp(26px,3.4vw,38px);max-width:20ch;margin:0 auto}
.close-cta p{margin-top:14px;font-size:16px;color:var(--ink-soft);max-width:48ch;margin-left:auto;margin-right:auto}
.close-cta .hero-ctas{justify-content:center;margin-top:28px}
@media(max-width:600px){.close-cta{padding:44px 22px}}

/* ===== Page header (subpages) ===== */
.page-head{padding:64px 0 0}
.page-head .eyebrow{margin-bottom:18px}
.page-head h1{font-size:clamp(30px,4vw,46px);max-width:18ch}
.page-head .lede{margin-top:16px}

/* ===== Generic content blocks ===== */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
@media(max-width:800px){.two-col{grid-template-columns:1fr}}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.badge-status{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);font-size:10.5px;letter-spacing:.04em;padding:4px 10px;border-radius:999px}
.badge-status.live{background:var(--bright-tint);color:var(--brand-deep)}
.badge-status.dev{background:var(--blue-tint);color:var(--blue)}
.badge-status i{width:6px;height:6px;border-radius:50%;background:currentColor}

/* ===== Form ===== */
.form-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-md)}
.form-steps{display:flex;gap:8px;margin-bottom:24px}
.form-steps span{flex:1;height:3px;border-radius:2px;background:var(--line)}
.form-steps span.on{background:var(--brand)}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-size:13px;font-weight:600;color:var(--ink)}
.field small{font-size:12px;color:var(--ink-faint)}
.field input,.field select,.field textarea{font:inherit;font-size:14.5px;padding:12px 14px;border-radius:9px;border:1px solid var(--line);background:var(--paper);color:var(--ink)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-tint)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:520px){.field-row{grid-template-columns:1fr}}
.form-foot{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:8px}
.form-note{font-size:12px;color:var(--ink-faint)}
.form-success{display:none;text-align:center;padding:20px 0}
.form-success i{width:52px;height:52px;border-radius:50%;background:var(--bright-tint);color:var(--brand-deep);display:grid;place-items:center;margin:0 auto 16px}
.form-success i svg{width:24px;height:24px}
.form-success h3{font-size:19px}
.form-success p{margin-top:8px;font-size:14px;color:var(--ink-soft)}

/* ===== Utility ===== */
.mono{font-family:var(--mono)}
.center{text-align:center}
.stack-sm{display:flex;flex-direction:column;gap:8px}
.head-block{max-width:640px;margin:0 auto 8px}
.head-block.left{margin:0 0 8px}