/* ============================================================
   OBRIA — sitio web · sistema visual
   Marca: navy + ámbar · Sora + Spline Sans Mono
   ============================================================ */
:root{
  --ink:#1B2C4B;        /* pizarra primaria */
  --ink-soft:#34507E;   /* azul soporte */
  --amber:#E08A38;      /* acento */
  --amber-deep:#C9762A;
  --amber-soft:#F0B775;
  --navy:#101A2E;       /* navy profundo (hero/footer) */
  --navy-2:#16243F;
  --paper:#F2EFE9;      /* papel cálido */
  --card:#FBF9F5;
  --white:#FFFFFF;
  --line:rgba(27,44,75,.10);
  --line-dark:rgba(255,255,255,.10);
  --muted:rgba(27,44,75,.60);
  --muted-2:rgba(27,44,75,.45);
  --on-dark:#EEF2F8;
  --on-dark-soft:rgba(238,242,248,.62);
  --ok:#1F8A5B;
  --sans:'Sora',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --mono:'Spline Sans Mono',ui-monospace,monospace;
  --maxw:1200px;
  --r:18px;
  --shadow:0 24px 60px -24px rgba(16,26,46,.35);
  --shadow-sm:0 8px 24px -12px rgba(16,26,46,.22);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--white);
  -webkit-font-smoothing:antialiased;line-height:1.5;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--amber);color:#fff}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}

/* ---------- typography ---------- */
.kicker{font-family:var(--mono);font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--amber-deep);margin:0 0 18px}
.kicker--ondark{color:var(--amber-soft)}
h1,h2,h3{margin:0;letter-spacing:-0.025em;font-weight:700;text-wrap:balance}
.display{font-size:clamp(40px,5.2vw,68px);font-weight:800;line-height:1.02;letter-spacing:-0.035em}
.h2{font-size:clamp(30px,3.6vw,46px);line-height:1.06}
.h3{font-size:22px;line-height:1.2}
.lead{font-size:clamp(17px,1.5vw,20px);line-height:1.6;color:var(--muted);max-width:60ch;text-wrap:pretty}
.lead--ondark{color:var(--on-dark-soft)}
.eyebrow{font-family:var(--mono);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--sans);font-weight:600;font-size:15.5px;
  padding:13px 22px;border-radius:12px;border:1px solid transparent;cursor:pointer;transition:.18s ease;white-space:nowrap}
.btn svg{width:17px;height:17px}
.btn--primary{background:var(--amber);color:#241405;box-shadow:0 8px 20px -8px rgba(224,138,56,.6)}
.btn--primary:hover{background:var(--amber-deep);transform:translateY(-1px)}
.btn--ink{background:var(--ink);color:#fff}
.btn--ink:hover{background:var(--navy);transform:translateY(-1px)}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--ink);background:rgba(27,44,75,.03)}
.btn--ondark{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.18)}
.btn--ondark:hover{background:rgba(255,255,255,.15)}
.btn--lg{padding:16px 28px;font-size:16.5px;border-radius:13px}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.82);
  backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid var(--line)}
.nav__in{display:flex;align-items:center;gap:32px;height:68px;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:21px;letter-spacing:-0.03em}
.brand svg{width:30px;height:30px;flex:0 0 auto}
.nav__links{display:flex;gap:28px;margin-left:8px}
.nav__links a{font-size:15px;font-weight:500;color:var(--muted);transition:.15s}
.nav__links a:hover,.nav__links a.is-active{color:var(--ink)}
.nav__cta{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav__login{font-size:15px;font-weight:500;color:var(--ink)}
.nav__burger{display:none;margin-left:auto;background:none;border:0;cursor:pointer;padding:8px}

/* ---------- generic section ---------- */
.section{padding:clamp(72px,9vw,120px) 0}
.section--paper{background:var(--paper)}
.section--navy{background:var(--navy);color:var(--on-dark)}
.section--ink{background:var(--ink);color:var(--on-dark)}
.sec-head{max-width:720px}
.sec-head.center{margin:0 auto;text-align:center}
.sec-head .lead{margin-top:18px}
.sec-head.center .lead{margin-left:auto;margin-right:auto}

/* ---------- hero ---------- */
.hero{background:var(--navy);color:var(--on-dark);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(900px 480px at 78% -8%,rgba(224,138,56,.16),transparent 60%);pointer-events:none}
.hero__in{position:relative;max-width:var(--maxw);margin:0 auto;padding:clamp(64px,8vw,104px) 28px 0;text-align:center}
.hero__badge{display:inline-flex;align-items:center;gap:9px;background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:7px 15px;font-size:13px;color:var(--on-dark-soft);margin-bottom:28px}
.hero__badge b{color:#fff;font-weight:600}
.hero__dot{width:7px;height:7px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 4px rgba(224,138,56,.22)}
.hero h1{max-width:none;margin:0 auto;text-wrap:pretty}
.hero .amber{color:var(--amber-soft)}
.hero__sub{margin:24px auto 0;color:var(--on-dark-soft);font-size:clamp(17px,1.5vw,20px);line-height:1.6;max-width:56ch}
.hero__cta{display:flex;gap:14px;justify-content:center;margin-top:34px;flex-wrap:wrap}
.hero__note{margin-top:18px;font-size:13px;color:var(--on-dark-soft)}
.hero__shot{margin-top:56px;position:relative;padding-bottom:1px}

/* ---------- browser frame ---------- */
.browser{border-radius:14px;overflow:hidden;background:#fff;border:1px solid rgba(27,44,75,.14);
  box-shadow:0 40px 80px -30px rgba(0,0,0,.5)}
.browser--flat{box-shadow:var(--shadow)}
.browser__bar{display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;background:#EAEBEE;border-bottom:1px solid rgba(0,0,0,.07)}
.browser__dot{width:11px;height:11px;border-radius:50%;background:#CDD0D6}
.browser__url{flex:1;margin:0 12px;height:22px;border-radius:6px;background:#fff;border:1px solid rgba(0,0,0,.06);
  display:flex;align-items:center;padding:0 12px;font-family:var(--mono);font-size:11px;color:var(--muted-2)}
.browser img{width:100%;display:block}

/* ---------- metrics band ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.metric{background:var(--card);padding:34px 28px;text-align:center}
.metric__n{font-size:clamp(34px,4vw,48px);font-weight:800;letter-spacing:-0.04em;color:var(--ink);line-height:1}
.metric__n .u{color:var(--amber);font-size:.62em;vertical-align:.06em;margin-left:1px}
.metric__l{margin-top:12px;font-size:14px;color:var(--muted);line-height:1.45}

/* ---------- module grid ---------- */
.mod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:52px}
.mod{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:30px;transition:.2s ease}
.mod:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:rgba(27,44,75,.18)}
.mod__ic{width:46px;height:46px;border-radius:12px;background:var(--ink);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.mod__ic svg{width:23px;height:23px;stroke:var(--amber-soft)}
.mod h3{font-size:19px;margin-bottom:9px}
.mod p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.55}

/* ---------- feature rows ---------- */
.feature{display:grid;grid-template-columns:1fr 1.12fr;gap:clamp(36px,5vw,72px);align-items:center;padding:clamp(48px,6vw,72px) 0}
.feature+.feature{border-top:1px solid var(--line)}
.feature--flip .feature__media{order:-1}
.feature__body .kicker{margin-bottom:14px}
.feature__body h2{margin-bottom:16px}
.feature__list{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:13px}
.feature__list li{display:flex;gap:11px;font-size:15.5px;color:var(--ink);line-height:1.45}
.feature__list svg{width:20px;height:20px;flex:0 0 auto;margin-top:1px;color:var(--amber)}
.feature__media{position:relative}

/* ---------- app/mobile ---------- */
.appsec{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,80px);align-items:center}
.phone{width:300px;max-width:100%;margin:0 auto;aspect-ratio:300/620;background:#0B1422;border-radius:40px;
  padding:11px;box-shadow:0 50px 90px -30px rgba(0,0,0,.6),inset 0 0 0 2px rgba(255,255,255,.06);position:relative}
.phone__screen{width:100%;height:100%;border-radius:30px;overflow:hidden;background:var(--paper);display:flex;flex-direction:column}
.phone__notch{position:absolute;top:11px;left:50%;transform:translateX(-50%);width:120px;height:26px;background:#0B1422;border-radius:0 0 16px 16px;z-index:3}

/* mobile app mock interior */
.app{display:flex;flex-direction:column;height:100%;font-size:13px;background:var(--paper)}
.app__top{background:var(--ink);color:#fff;padding:30px 18px 16px}
.app__top .eyebrow{color:var(--amber-soft)}
.app__proj{font-size:17px;font-weight:700;margin-top:6px;letter-spacing:-0.02em}
.app__body{flex:1;padding:16px;display:flex;flex-direction:column;gap:12px;overflow:hidden}
.app-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px}
.app-card__h{display:flex;justify-content:space-between;align-items:center;font-weight:600;font-size:13.5px}
.app-bar{height:7px;border-radius:99px;background:rgba(27,44,75,.10);margin-top:10px;overflow:hidden}
.app-bar i{display:block;height:100%;background:var(--amber);border-radius:99px}
.app-chip{display:inline-flex;align-items:center;gap:6px;background:rgba(31,138,91,.12);color:var(--ok);
  font-size:11px;font-weight:600;padding:4px 9px;border-radius:99px}
.app-row{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted)}
.app__cta{margin:4px 16px 18px;background:var(--amber);color:#241405;text-align:center;font-weight:700;
  padding:13px;border-radius:13px;font-size:14px}

/* ---------- pricing ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:56px;align-items:stretch}
.plan{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:32px;display:flex;flex-direction:column}
.plan--feat{background:var(--ink);color:var(--on-dark);border-color:var(--ink);box-shadow:var(--shadow);position:relative}
.plan--feat .plan__price,.plan--feat h3{color:#fff}
.plan__tag{position:absolute;top:-12px;left:32px;background:var(--amber);color:#241405;font-size:11.5px;font-weight:700;
  padding:5px 12px;border-radius:99px;font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase}
.plan h3{font-size:20px}
.plan__desc{font-size:14px;color:var(--muted);margin:8px 0 0;min-height:40px}
.plan--feat .plan__desc{color:var(--on-dark-soft)}
.plan__price{font-size:40px;font-weight:800;letter-spacing:-0.04em;margin:22px 0 2px;line-height:1}
.plan__price small{font-size:15px;font-weight:500;color:var(--muted)}
.plan--feat .plan__price small{color:var(--on-dark-soft)}
.plan__feats{list-style:none;padding:0;margin:22px 0 28px;display:grid;gap:12px;font-size:14.5px}
.plan__feats li{display:flex;gap:10px;align-items:flex-start;line-height:1.4}
.plan__feats svg{width:18px;height:18px;flex:0 0 auto;margin-top:1px;color:var(--amber)}
.plan .btn{margin-top:auto;justify-content:center}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:52px auto 0}
.faq details{border-bottom:1px solid var(--line);padding:6px 0}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;
  padding:22px 4px;font-size:18px;font-weight:600;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pm{flex:0 0 auto;width:24px;height:24px;position:relative;transition:.2s}
.faq summary .pm::before,.faq summary .pm::after{content:"";position:absolute;background:var(--amber);border-radius:2px}
.faq summary .pm::before{top:11px;left:4px;right:4px;height:2px}
.faq summary .pm::after{left:11px;top:4px;bottom:4px;width:2px;transition:.2s}
.faq details[open] summary .pm::after{transform:scaleY(0)}
.faq details[open] summary{color:var(--ink)}
.faq__a{padding:0 4px 24px;font-size:15.5px;color:var(--muted);line-height:1.6;max-width:68ch}

/* ---------- CTA band ---------- */
.cta{background:var(--ink);color:var(--on-dark);border-radius:26px;padding:clamp(48px,6vw,72px);text-align:center;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 360px at 50% -30%,rgba(224,138,56,.22),transparent 60%)}
.cta>*{position:relative}
.cta h2{margin-bottom:16px}
.cta .lead{color:var(--on-dark-soft);margin:0 auto 32px}
.cta__row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- footer ---------- */
.footer{background:var(--navy);color:var(--on-dark-soft);padding:72px 0 40px}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer .brand{color:#fff;margin-bottom:16px}
.footer__tag{font-size:14px;line-height:1.6;max-width:30ch}
.footer h4{color:#fff;font-size:13px;font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;font-weight:500;margin:0 0 16px}
.footer__col a{display:block;font-size:14.5px;margin-bottom:11px;color:var(--on-dark-soft);transition:.15s}
.footer__col a:hover{color:#fff}
.footer__bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;
  margin-top:56px;padding-top:26px;border-top:1px solid var(--line-dark);font-size:13px;font-family:var(--mono);letter-spacing:.04em}

/* ---------- form ---------- */
.form{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:clamp(28px,4vw,44px);box-shadow:var(--shadow-sm)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;font-family:var(--sans);font-size:15px;color:var(--ink);
  padding:13px 14px;border:1px solid var(--line);border-radius:11px;background:#fff;transition:.15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--amber);box-shadow:0 0 0 3px rgba(224,138,56,.16)}
.field textarea{resize:vertical;min-height:96px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ---------- misc ---------- */
.float{position:absolute;background:#fff;border-radius:14px;box-shadow:var(--shadow);border:1px solid var(--line);padding:14px 16px}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--ink);
  background:#fff;border:1px solid var(--line);border-radius:99px;padding:8px 14px}
.pill svg{width:15px;height:15px;color:var(--amber)}
.logos{display:flex;align-items:center;justify-content:center;gap:clamp(28px,5vw,64px);flex-wrap:wrap;opacity:.62}
.logos span{font-weight:700;font-size:19px;letter-spacing:-0.02em;color:var(--ink)}

/* ---------- responsive ---------- */
@media(max-width:920px){
  .nav__links,.nav__login{display:none}
  .nav__burger{display:block}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .mod-grid{grid-template-columns:1fr 1fr}
  .feature{grid-template-columns:1fr;gap:32px}
  .feature--flip .feature__media{order:0}
  .appsec{grid-template-columns:1fr}
  .plans{grid-template-columns:1fr;max-width:440px;margin-left:auto;margin-right:auto}
  .footer__grid{grid-template-columns:1fr 1fr}
  .form__row{grid-template-columns:1fr}
}
@media(max-width:560px){
  .metrics{grid-template-columns:1fr 1fr}
  .mod-grid{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr}
  .hero__cta{flex-direction:column}
  .hero__cta .btn{width:100%;justify-content:center}
}