:root { color-scheme:dark; --bg:#071522; --surface:#0a2032; --surface2:#0e2a3e; --cyan:#4adcf2; --cyan2:#21a8e8; --white:#eef7ff; --muted:#9fb9c9; --line:rgba(151,207,229,.17); --max:1250px }
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:105px}
body{margin:0;background:var(--bg);color:var(--white);font:16px/1.65 "DM Sans",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}
button{cursor:pointer}
.shell{width:min(calc(100% - 76px),var(--max));margin-inline:auto}
.skip-link{position:absolute;left:-10000px;top:auto;background:white;color:black;padding:10px;z-index:99}.skip-link:focus{left:12px;top:8px}
.site-header{position:sticky;top:0;z-index:40;background:rgba(5,17,29,.89);backdrop-filter:blur(16px);border-bottom:1px solid rgba(112,189,228,.11)}
.nav{height:79px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.wordmark{font:800 23px/1 "Manrope",sans-serif;letter-spacing:.145em;white-space:nowrap;color:#f5fcff}.wordmark span{color:#55d9f5}.wordmark i{display:inline-block;width:6px;height:6px;border-radius:50%;background:#3dd8ed;margin-left:4px;transform:translateY(-9px);box-shadow:0 0 14px #20d0ed}
.nav-links{display:flex;align-items:center;gap:35px;font-size:13px;color:#c7d8e2;font-weight:600}
.nav-links>a:hover,.text-link:hover,.footer-top a:hover{color:#60e5fa}
.nav-cta{padding:10px 17px;border:1px solid rgba(74,220,242,.48);border-radius:5px;color:#a4f4ff!important}.nav-cta span{padding-left:6px}
.menu-toggle{display:none}
.opening{padding-top:19px}
.opening-line{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:8px 0 18px}
.eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:11px;font-weight:800;color:#65dff6;margin:0 0 24px}
.opening-line .eyebrow{margin:0}
.dot,.agent-status span{display:inline-block;height:6px;width:6px;border-radius:50%;background:#5ce5f6;box-shadow:0 0 12px #51e1fa;margin-right:9px}
.opening-note{font-size:12px;color:#89a5b9;letter-spacing:.03em;margin:0}
.original-art{padding:0;margin:0;background:#061525;line-height:0;box-shadow:0 15px 70px rgba(0,0,0,.21)}
.original-art img{width:100%;height:auto;display:block;object-fit:contain}
.opening-actions{padding:43px 0 61px;display:grid;grid-template-columns:1fr auto;align-items:end;gap:44px}
.kicker{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:#6edfed;font-weight:800;margin:0 0 12px}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{font-family:"Manrope",sans-serif;line-height:1.18;letter-spacing:-.045em}
h1{font-size:clamp(32px,4vw,58px);margin-bottom:15px;font-weight:800}
h2{font-size:clamp(31px,3.7vw,51px);margin-bottom:22px;font-weight:700}
h2 em{font-style:normal;color:#6ed8f4}
.lead{color:#b9d0dd;max-width:760px;font-size:16px;margin:0}
.opening-buttons{display:flex;gap:12px;align-items:center;flex-wrap:wrap;padding-bottom:5px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:50px;padding:13px 21px;border-radius:4px;white-space:nowrap;border:1px solid transparent;font-size:13px;font-weight:800;letter-spacing:.01em;transition:transform .2s,background .2s,border-color .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(100deg,#50e5ee,#49c7f8);border-color:transparent;color:#052032}
.btn-outline{background:transparent;color:#d3e8f3;border-color:#527186}
.btn-outline:hover{border-color:#53e6fb}
.proof-strip{background:#0d2233;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.proof-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;padding-block:24px}
.proof-inner>div{display:flex;align-items:center;gap:12px;font-weight:600;font-size:12px;color:#d6e6ef}
.proof-mark{color:#4bdced;font:800 12px/1 Manrope,sans-serif}
.section{padding-block:116px}
.section-heading{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);align-items:end;gap:50px;margin-bottom:42px}
.section-heading h2{margin:0}
.section-side{color:var(--muted);font-size:15px;max-width:335px;margin:0 0 5px auto}
.agent-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.agent-card{position:relative;overflow:hidden;display:flex;flex-direction:column;min-height:590px;padding:34px;border:1px solid rgba(111,204,230,.22);background:radial-gradient(circle at 80% 5%,rgba(24,119,170,.18),transparent 48%),linear-gradient(155deg,#0c2a3c,#071928 66%);border-radius:10px}
.agent-card-eevaa{background:radial-gradient(circle at 80% 5%,rgba(37,195,213,.15),transparent 48%),linear-gradient(155deg,#0a2539,#081725 66%)}
.agent-card:before{content:"";position:absolute;pointer-events:none;inset:0;background:linear-gradient(145deg,transparent 65%,rgba(59,184,216,.1));opacity:.7}
.agent-top{display:flex;justify-content:space-between;gap:10px;z-index:1}
.product-number{font:700 11px/1.5 Manrope,sans-serif;color:#86afc8;letter-spacing:.12em}
.agent-status{font-size:11px;color:#b6d9e4;white-space:nowrap}
.agent-status span{height:5px;width:5px;margin-right:4px}
.agent-symbol{width:88px;height:88px;margin:29px 0 8px;color:#64e0f3}
.agent-symbol svg{width:100%;height:100%;filter:drop-shadow(0 0 18px rgba(54,206,233,.22))}
.card-copy{z-index:1}
.agent-category{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#67ddeb;font-weight:700;margin-bottom:5px}
.card-copy h3{font-size:34px;margin-bottom:17px}
.card-copy>p:not(.agent-category){color:#b6cddc;max-width:475px;font-size:15px}
.mini-list{display:flex;flex-wrap:wrap;gap:7px;list-style:none;padding:16px 0 0;margin:0}
.mini-list li{border:1px solid rgba(151,201,227,.18);border-radius:3px;padding:6px 9px;color:#a7d2e3;font-size:11px}
.card-link{z-index:1;display:flex;justify-content:space-between;align-items:center;gap:20px;border-top:1px solid var(--line);margin-top:auto;padding-top:22px;font-size:13px;font-weight:700;color:#6be9fb}
.card-link:hover{color:white}
.fine-print{color:#7798ad;font-size:12px;margin:20px 0 0}
.section-contrast{background:#0a1e2d;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.contrast-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:12%}
.contrast-heading>p:not(.eyebrow){color:#a4c0d0;max-width:410px}
.text-link{display:inline-block;color:#64dff2;font-size:13px;font-weight:800;margin-top:15px}
.feature{display:grid;grid-template-columns:38px 1fr;gap:17px;padding:20px 0 23px;border-bottom:1px solid var(--line)}
.feature:first-child{padding-top:0}
.feature-index{font-size:12px;font-weight:700;color:#5ddddf}
.feature h3{font-size:18px;letter-spacing:-.02em;margin:0 0 8px}
.feature p{font-size:14px;color:#9dbacc;margin:0}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.steps-grid article{min-height:223px;border-top:1px solid #28627c;background:linear-gradient(180deg,rgba(12,43,62,.8),rgba(7,21,34,.2));padding:24px 20px}
.step-number{display:block;font:800 12px Manrope,sans-serif;color:#5bd7ef;margin-bottom:30px}
.steps-grid h3{font-size:17px;margin-bottom:11px}
.steps-grid p{font-size:13px;color:#a4bed0}
.evolution-wrap{padding-top:30px}
.evolution-panel{position:relative;overflow:hidden;border:1px solid rgba(95,219,247,.24);background:linear-gradient(108deg,#0b2b41,#091b2a);border-radius:11px;min-height:445px;display:grid;grid-template-columns:1.2fr .8fr;align-items:center;padding:55px 65px}
.evolution-glow{position:absolute;width:450px;height:450px;right:0;top:0;border-radius:50%;background:radial-gradient(circle,rgba(41,182,233,.13),transparent 65%);filter:blur(12px)}
.evolution-copy{position:relative;z-index:2}.evolution-copy h2{max-width:640px}.evolution-copy>p:not(.eyebrow){max-width:640px;color:#b1cbd9;font-size:15px}
.update-line{display:flex;align-items:center;gap:20px;border-top:1px solid var(--line);padding-top:20px;margin-top:26px;max-width:580px}
.update-line strong{font:800 31px Manrope,sans-serif;color:#6ee6fa;white-space:nowrap}.update-line strong small{font-size:12px}.update-line span{color:#a8bfcd;font-size:12px}
.evolution-art{position:relative;width:290px;height:290px;justify-self:center}
.orbit{position:absolute;border:1px solid rgba(81,223,244,.28);border-radius:50%;inset:0;transform:rotate(-20deg) scaleY(.55)}
.orbit-two{inset:28px;transform:rotate(40deg) scaleX(.62);border-color:rgba(74,220,242,.6)}
.orbit-three{inset:56px;transform:rotate(-30deg) scaleY(.75);border-color:rgba(85,207,236,.44)}
.orb-core{position:absolute;inset:0;display:grid;place-items:center;font:200 118px/1 Manrope,sans-serif;color:#69e4f6;text-shadow:0 0 36px rgba(56,207,255,.6)}
.orbit-label{position:absolute;font:800 9px Manrope,sans-serif;letter-spacing:.14em;color:#78b8cb}
.label-one{top:5%;right:6%}.label-two{bottom:8%;right:-6%}.label-three{bottom:16%;left:-9%}
.faq-head h2{margin-bottom:36px}
.faq-list{border-top:1px solid var(--line)}
.faq-list details{border-bottom:1px solid var(--line)}
.faq-list summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer;font-weight:700;padding:22px 5px;font-size:16px}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary span{font-size:23px;color:#56dbe9;font-weight:400;transition:transform .2s}
.faq-list details[open] summary span{transform:rotate(45deg)}
.faq-list details>p{padding:0 50px 21px 5px;color:#a7c1d2;margin:0;max-width:760px;font-size:14px}
.contact-panel{display:grid;grid-template-columns:1.1fr 1fr;gap:10%;padding:70px;background:radial-gradient(circle at 6% 5%,rgba(62,184,221,.17),transparent 45%),#0b293b;border:1px solid rgba(83,204,235,.22);border-radius:11px}
.contact-copy h2{font-size:clamp(30px,3.3vw,47px)}
.contact-copy>p:not(.eyebrow){color:#b3cfdb;max-width:440px}
.contact-copy .contact-hint{font-size:12px;color:#7fa6b9!important;margin-top:35px}
.inquiry-form{display:flex;flex-direction:column;gap:9px}
.inquiry-form label{font-size:12px;color:#d1e9f2;font-weight:700;margin-top:4px}
.inquiry-form :is(input,select,textarea){width:100%;border:1px solid #3a6479;border-radius:4px;background:#071e2d;color:#e5faff;outline:0;padding:11px 13px;font-size:13px;min-height:45px}
.inquiry-form textarea{resize:vertical}
.inquiry-form :is(input,select,textarea):focus{border-color:#55d9ef;box-shadow:0 0 0 2px #55d9ef33}
.inquiry-form button{margin-top:12px}
.form-status{font-size:12px;min-height:20px;color:#9de1eb;margin:3px 0 0}
.site-footer{border-top:1px solid var(--line);background:#05111d;padding-top:55px}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr;gap:35px;padding-bottom:48px}
.footer-top>div{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.footer-top .wordmark{margin-bottom:3px}.footer-top p{color:#819fb0;font-size:12px;margin:0}
.footer-top .footer-label{color:#d9eef5;font-size:12px;font-weight:700;margin-bottom:7px}
.footer-top a:not(.wordmark){font-size:12px;color:#92b0c0}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding:25px 0;color:#7792a4;font-size:11px}
@media (max-width:1020px){
 .shell{width:min(calc(100% - 46px),var(--max))}
 .opening-actions{grid-template-columns:1fr}
 .opening-buttons{padding-bottom:0}
 .contrast-grid{gap:6%}
 .evolution-panel{padding:44px 36px}.evolution-art{transform:scale(.85)}
 .contact-panel{gap:6%;padding:45px}
}
@media (max-width:740px){
 .shell{width:min(calc(100% - 32px),var(--max))}
 .nav{height:65px}.wordmark{font-size:18px}
 .menu-toggle{display:flex;flex-direction:column;gap:5px;border:1px solid var(--line);background:transparent;border-radius:4px;padding:10px}
 .menu-toggle span{width:20px;height:2px;background:#c8e7f2;border-radius:2px}
 .nav-links{display:none;position:absolute;top:65px;left:0;right:0;padding:17px 20px 22px;background:#081b2a;border-bottom:1px solid var(--line);flex-direction:column;gap:16px;align-items:stretch}
 .nav-links.open{display:flex}
 .opening{padding-top:9px}.opening-line{padding:8px 0 14px}.opening-note{display:none}
 .opening-line .eyebrow{font-size:9px}
 .opening-actions{padding:29px 0 43px;gap:25px}
 h1{font-size:clamp(31px,8vw,48px)}h2{font-size:clamp(29px,7vw,42px)}
 .opening-buttons{align-items:stretch}.btn{min-height:47px}
 .proof-inner{grid-template-columns:repeat(2,1fr);gap:15px;padding-block:20px}
 .proof-inner>div{font-size:11px}
 .section{padding-block:70px}.section-heading{grid-template-columns:1fr;gap:18px}
 .section-side{margin:0;max-width:580px}
 .agent-grid,.contrast-grid,.contact-panel{grid-template-columns:1fr}
 .agent-card{min-height:530px;padding:26px}
 .contrast-grid{gap:42px}
 .steps-grid{grid-template-columns:repeat(2,1fr)}
 .evolution-wrap{padding-top:12px}
 .evolution-panel{grid-template-columns:1fr;padding:35px 27px}
 .evolution-art{height:210px;transform:scale(.65);transform-origin:center;margin-top:-20px}
 .contact-panel{gap:30px;padding:32px 24px}
 .contact-copy .contact-hint{margin-top:10px}
 .footer-top{grid-template-columns:1fr 1fr;gap:28px}.footer-top>div:first-child{grid-column:1/-1}
 .footer-bottom{flex-direction:column;align-items:flex-start;gap:3px}
}
@media (max-width:440px){
 .steps-grid{grid-template-columns:1fr}
 .steps-grid article{min-height:150px}.step-number{margin-bottom:17px}
 .proof-inner{grid-template-columns:1fr 1fr}
 .update-line{align-items:flex-start;flex-direction:column;gap:0}
 .agent-card{min-height:560px}
 .opening-buttons{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

/* Precio de mejoras no fijado: diseño neutral, sin importes obsoletos. */
.update-line strong{font-size:23px;line-height:1.2;white-space:normal}

/* Área de contacto sin recepción de datos hasta verificar el buzón corporativo. */
[hidden]{display:none!important}
.contact-awaiting{align-self:center;padding:35px;border:1px solid rgba(92,210,236,.25);border-radius:9px;background:rgba(7,27,43,.7)}
.contact-awaiting h3{font-size:22px;margin:0 0 10px}
.contact-awaiting p{font-size:14px;color:#a9c6d5;margin:0}
.contact-wait-icon{color:#66ddeb;font-size:30px;display:block;margin-bottom:10px}

/* Catálogo comercial Coexistems */
.catalog-notice{display:flex;gap:17px;align-items:flex-start;margin:-10px 0 32px;border:1px solid rgba(99,217,244,.23);border-radius:9px;background:linear-gradient(105deg,rgba(16,58,80,.88),rgba(7,25,40,.83));padding:19px 24px;color:#d2eaf3}
.catalog-notice-mark{font-size:22px;line-height:1.2;color:#5fe2f3}
.catalog-notice strong{font:700 13px Manrope, sans-serif;letter-spacing:.01em}
.catalog-notice p{font-size:13px;line-height:1.6;color:#9db9c7;margin:5px 0 0}
.catalog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}
.catalog-card{min-height:335px;display:flex;flex-direction:column;border:1px solid rgba(111,204,230,.22);border-radius:9px;background:radial-gradient(circle at 90% 0%,rgba(38,127,160,.17),transparent 42%),linear-gradient(155deg,#102e40,#081a29 72%);padding:30px;transition:border-color .2s, transform .2s}
.catalog-card:hover{border-color:rgba(99,222,242,.55);transform:translateY(-2px)}
.catalog-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}
.catalog-number{font:700 11px Manrope,sans-serif;letter-spacing:.14em;color:#85abc0}
.catalog-glyph{font-size:37px;color:#55dbf0;line-height:1;font-weight:300}
.catalog-category{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#67def0;margin:0 0 6px}
.catalog-card h3{font-size:26px;font-weight:750;margin:0 0 12px;letter-spacing:-.03em}
.catalog-description{font-size:14px;line-height:1.6;color:#a9c5d3;margin-bottom:24px;max-width:460px}
.catalog-bottom{margin-top:auto;padding-top:18px;display:flex;gap:12px;align-items:end;justify-content:space-between;border-top:1px solid rgba(151,207,229,.18)}
.catalog-bottom>div{display:flex;flex-direction:column}
.catalog-price-label{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#91abbc;margin-bottom:4px}
.catalog-bottom strong{font:800 25px Manrope,sans-serif;letter-spacing:-.03em;color:#f3fbff}
.catalog-bottom small{font:700 11px Manrope,sans-serif;color:#70dbef;letter-spacing:.04em}
.catalog-bottom a{font-size:12px;font-weight:700;color:#75e3f4;white-space:nowrap}
.catalog-bottom a:hover{color:white}
@media(max-width:740px){.catalog-grid{grid-template-columns:1fr}.catalog-card{min-height:295px;padding:24px}.catalog-card-top{margin-bottom:18px}.catalog-card h3{font-size:24px}.catalog-notice{margin-top:0;padding:17px}}
@media(prefers-reduced-motion:reduce){.catalog-card:hover{transform:none}}

/* Beneficio estudiantil en el catálogo privado (sin recopilar credenciales) */
.student-discount{font-size:12px;line-height:1.5;color:#74e6f3;border-left:2px solid rgba(74,220,242,.7);padding:8px 12px;margin:-8px 0 22px;background:rgba(44,137,175,.08)}
.student-discount span{margin-right:5px}

.student-discount strong{display:block;font-size:12px;letter-spacing:.045em;text-transform:uppercase}
.student-discount p{margin:5px 0 0;color:#bbd5e0}
.student-discount b{color:#f3fbff;font-weight:800;white-space:nowrap}
.student-discount .student-regular{margin:0;white-space:nowrap}

.section-contact-action{margin:24px 0 0}
.contact-hint a{color:#75e3f4;font-size:14px;font-weight:750;text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
.contact-hint a:hover{color:#f3fbff}