/* EchoConnect: base móvil, ampliada progresivamente para pantallas grandes. */
:root{color-scheme:dark;--bg:#0d1420;--surface:#172437;--line:#30435c;--text:#f4f7fb;--muted:#b2bed0;--blue:#4e8ef7;--blue-soft:#a8c7ff;--sans:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:20px;background:var(--bg)}body{margin:0;min-width:280px;color:var(--text);font-family:var(--sans);-webkit-font-smoothing:antialiased;background:radial-gradient(ellipse 80% 480px at 90% 3%,#303d7d12,transparent 75%),var(--bg)}a{color:inherit;text-decoration:none}button{font:inherit}a:focus-visible,button:focus-visible{outline:3px solid #a8c7ff;outline-offset:4px}svg{display:block}.icon-sprite{position:absolute;width:0;height:0;overflow:hidden}.icon{display:block;width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}.shell{width:min(100% - 36px,1312px);margin-inline:auto}
/* Encabezado y navegación táctil. */
.header{position:relative;z-index:10;padding-top:12px}.header-inner{min-height:52px;display:flex;align-items:center;gap:8px}.brand{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;font-size:18px;font-weight:800;letter-spacing:-.6px;color:var(--text);flex-shrink:0}.brand img{width:36px;height:36px;object-fit:cover;border-radius:10px}.brand>span>span{color:var(--blue)}.desktop-nav,.nav-cta{display:none}.language-switch{display:flex;align-items:center;gap:2px;margin-left:auto;padding:2px;background:#192538;border:1px solid #344760;border-radius:10px}.language-switch button{min-width:37px;min-height:44px;border:0;border-radius:7px;background:transparent;color:#b9c8da;font-size:11px;font-weight:750;cursor:pointer}.language-switch button[aria-pressed=true]{background:#294366;color:#fff}.menu-toggle{width:44px;height:44px;flex:none;border:1px solid #344760;border-radius:10px;background:#1b293a;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer}.menu-toggle span{width:17px;height:1.5px;border-radius:3px;background:#edf4ff}.mobile-nav:not([hidden]){position:absolute;left:18px;right:18px;top:68px;display:grid;padding:8px 16px;background:#152237;border:1px solid #344760;border-radius:14px;box-shadow:0 20px 45px #0008}.mobile-nav a{padding:14px 2px;font-size:15px;font-weight:600;color:#e5edfa}
/* Portada: primero texto legible, luego la ilustración. */
.hero{display:flex;flex-direction:column;padding-top:52px}.hero-copy{min-width:0}.eyebrow,.section-label,.closing-eyebrow{display:flex;align-items:center;gap:9px;color:#aebfd8;font-size:10px;font-weight:750;letter-spacing:1.3px;line-height:1.5}.eyebrow-dot,.status-pulse{width:8px;height:8px;flex:none;border-radius:50%;background:#7dabff;box-shadow:0 0 0 4px #2563eb30}.hero h1,.section-heading h2,.intro-layout h2,.closing h2{font-weight:650;letter-spacing:-.045em;line-height:1.08}.hero h1{font-size:clamp(36px,10vw,46px);margin:22px 0 18px}.hero h1 br{display:none}h1 em,h2 em{font:inherit;color:inherit}.hero-copy>p{font-size:16px;line-height:1.68;color:var(--muted);margin:0;max-width:490px}.hero-actions{display:flex;flex-direction:column;align-items:stretch;gap:12px;margin-top:26px}.button{min-height:52px;display:inline-flex;align-items:center;justify-content:center;gap:20px;padding:13px 18px;border-radius:10px;font-size:14px;font-weight:750;transition:transform .2s,filter .2s}.button:hover{filter:brightness(1.1)}.button .icon,.text-link .icon,.inline-link .icon{width:16px;height:16px}.button-dark,.button-lime{background:linear-gradient(125deg,#5486f6,#6c67e9);color:white;box-shadow:0 10px 24px #456ae326}.text-link{min-height:44px;display:inline-flex;align-items:center;justify-content:center;gap:9px;color:#dbe8fb;font-size:13px;font-weight:700}.hero-note{display:flex;align-items:center;gap:10px;margin-top:25px;color:#abb8c9;font-size:12px;line-height:1.5}.mini-orbit,.small-icon,.step-symbol,.type-icon,.connection-dot{display:grid;place-items:center;flex:none;color:#b6d0ff;background:#203653;border-radius:50%}.mini-orbit{width:30px;height:30px;font-size:15px}
/* Tarjetas legibles y recorrido animado sin caja exterior. */
.hero-art{height:600px;position:relative;margin-top:35px;min-width:0;background:transparent;overflow:visible}.art-top,.art-bottom{position:absolute;left:0;right:0;z-index:3;display:flex;align-items:center;justify-content:space-between;gap:10px;color:#9eacc0;font-size:9px;font-weight:750;letter-spacing:.1em}.art-top{top:0}.art-bottom{bottom:0}.art-top-left{display:flex;align-items:center;gap:9px}.status-pulse{width:6px;height:6px;box-shadow:0 0 0 3px #2563eb30}.art-bottom>span:first-child{display:inline-flex;align-items:center;gap:6px}.art-bottom-icon{color:#a5c2ff}.art-bottom-icon .icon{width:12px;height:12px}.example-count[hidden]{display:none}.art-grid,.orb{display:none}.art-lines{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}.art-lines path{stroke:#83aaff;stroke-opacity:.4}.art-lines circle{stroke:#83aaff}.art-lines circle[fill]{fill:#95b9ff;stroke:none}.intent-card{position:absolute;z-index:2;max-width:360px;width:82%;padding:16px;border:1px solid #8098c450;border-radius:13px;background:#24324c;box-shadow:0 15px 40px #0003;color:#f3f7ff}.intent-one{top:47px;left:0}.intent-two{right:0;bottom:46px}.card-top{display:flex;align-items:center;gap:8px;min-width:0;color:#b5c4da;font-size:9px;line-height:1.35;letter-spacing:.055em;font-weight:800}.small-icon{width:28px;height:28px;border-radius:8px;font-size:15px}.card-dots{margin-left:auto;color:#9aacbf;font-size:17px}.intent-card p{margin:12px 0 13px;font-size:13px;font-weight:600;line-height:1.52;overflow-wrap:anywhere;transition:opacity .28s,transform .28s}.intent-card p.is-changing{opacity:0;transform:translateY(5px)}.intent-tag{display:inline-block;padding:5px 8px;border-radius:5px;background:#30496a;color:#d0e0fb;font-size:10px;font-weight:700}.core{position:absolute;top:50%;left:50%;z-index:3;transform:translate(-50%,-50%);width:68px;height:68px;border:1px solid #aabfff55;border-radius:50%;background:#a6b6ff14;box-shadow:0 0 0 12px #a6b6ff0a,0 0 20px #678dff22;display:grid;place-items:center}.core-inner,.orbit-center{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,#b8ccff,#817afa);color:#101831;box-shadow:0 0 12px #a4a3ff30}.core-inner .icon{width:23px;height:23px}
/* Contenido y ejemplos. */
.intro-layout,.section-space,.communities{padding-top:66px;padding-bottom:66px}.section-label span{color:#89b0ff;font-size:11px;letter-spacing:0}.intro-layout h2,.section-heading h2,.closing h2{font-size:clamp(32px,8.7vw,43px);margin:20px 0 0}.intro-copy{margin-top:24px}.intro-copy p,.section-heading>p,.step p,.intent-type>p,.community-list p,.closing-text>p{font-size:15px;line-height:1.7;color:var(--muted);margin:0}.intro-copy strong{color:#eff5ff;font-weight:700}.inline-link{display:inline-flex;align-items:center;gap:8px;min-height:44px;margin-top:14px;color:#c5d9fb;border-bottom:1px solid #527bc2;font-size:13px;font-weight:700}.section-heading{margin-bottom:32px}.section-heading>p{margin-top:18px}.steps,.intent-types,.community-list{display:grid;grid-template-columns:1fr;gap:34px}.step,.intent-type,.community-list article{min-width:0}.step-top,.intent-type-head{display:flex;align-items:center;justify-content:space-between;color:#a8b9d1;font-size:11px;font-weight:750}.step-symbol,.type-icon{width:40px;height:40px;font-size:19px}.step h3,.intent-type h3,.community-list h3{margin:16px 0 9px;font-size:18px;line-height:1.3;letter-spacing:-.02em}.step-example,.intent-type blockquote{margin:16px 0 0;padding:14px;background:#19283c;border:1px solid #344760;border-radius:9px;color:#dbe8f9;font-size:13px;line-height:1.6}.step-pills{display:flex;align-items:center;gap:9px}.step-pills span:not(.arrow-mini){padding:5px 9px;border-radius:5px;background:#294465;color:#d6e5ff;font-weight:700;font-size:11px}.arrow-mini .icon{width:17px;height:17px}.example-connect{display:flex;align-items:center;gap:9px}.connection-dot{width:24px;height:24px;color:#8ce0c1;background:#183f3a;font-size:14px}.example-connect b{margin-left:auto}.illustrative,.intent-note{font-size:11px;line-height:1.6;color:#a5b3c5;margin:20px 0 0}.type-index,.example-caption{font-size:10px;letter-spacing:.09em;font-weight:750;color:#9fbeee}.intent-type blockquote{border-left:3px solid #4e8ef7}.example-caption{display:block;margin-top:12px;color:#a5b4c8}.communities{background:radial-gradient(ellipse 100% 65% at 100% 50%,#5562ab14,transparent 75%)}.community-list article{display:grid;grid-template-columns:1fr auto;gap:8px 16px}.community-no{grid-column:1/-1;font-size:11px;font-weight:700;color:#91b7ff}.community-list h3{margin:0 0 8px}.community-arrow{font-size:20px;color:#91b7ff}
/* Radar de cierre. */
.closing{padding-top:12px;padding-bottom:54px}.closing-inner{display:flex;flex-direction:column;position:relative}.closing-eyebrow{font-size:10px;color:#a9c3ef}.closing h2{margin:18px 0 12px}.closing-text>p{max-width:390px}.button-lime{margin-top:24px;min-width:175px}.closing-orbit{position:relative;width:min(280px,100%);aspect-ratio:1;align-self:center;display:grid;place-items:center;margin-top:28px}.orbit-ring{position:absolute;border:1px solid #738fbe45;border-radius:50%;pointer-events:none}.r1{inset:10.27%}.r2{inset:20.54%}.r3{inset:31.35%}.orbit-center{position:relative;z-index:2;width:58px;height:58px}.orbit-center .icon{width:27px;height:27px}.radar-sweep{position:absolute;inset:10.27%;border-radius:50%;opacity:0;pointer-events:none;background:conic-gradient(from 0deg,transparent 0deg,transparent 300deg,#6d9dff03 310deg,#6d9dff26 358deg,#a5c5ff66 360deg)}.radar-sweep::after{content:"";position:absolute;top:0;left:50%;width:1px;height:50%;background:linear-gradient(#a9c8ffcc,#87aaff00)}.radar-connections{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}.radar-link{opacity:0}.radar-link circle{fill:#c3d2ff;filter:drop-shadow(0 0 5px #a6bfff)}.radar-link.is-inactive{visibility:hidden}.footer{display:flex;flex-direction:column;gap:14px;padding-bottom:35px;color:#a5b4c7}.footer .brand{font-size:16px}.footer .brand img{width:30px;height:30px}.footer p{font-size:12px;line-height:1.5;margin:0}.footer>span{font-size:9px;letter-spacing:.1em;font-weight:700}
/* Movimiento opcional y accesible. */
@media(prefers-reduced-motion:no-preference){.scroll-reveal{transition:opacity .65s cubic-bezier(.2,.65,.25,1),transform .65s cubic-bezier(.2,.65,.25,1)}.scroll-reveal.is-pending{opacity:0;transform:translate3d(0,var(--reveal-offset,26px),0)}.hero-copy{transform:translate3d(0,var(--hero-shift,0px),0)}.has-parallax{translate:0 var(--parallax-offset,0px)}.intent-card{transition:transform 1.1s cubic-bezier(.22,.7,.25,1)}.art-lines{transition:transform 1.1s cubic-bezier(.22,.7,.25,1)}.hero-art.is-swapped .art-lines{transform:scaleX(-1)}.radar-sweep{opacity:1;animation:radar-scan 8s linear infinite}.radar-link{animation:scan-signal 8s steps(1,end) infinite;animation-delay:var(--scan-delay,0s)}@keyframes radar-scan{to{transform:rotate(360deg)}}@keyframes scan-signal{0%{opacity:1}6%,100%{opacity:0}}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.intent-card p{transition:none}.radar-link:first-of-type{opacity:1}}
@media(max-width:359px){.shell{width:calc(100% - 30px)}.brand{font-size:17px}.brand img{width:33px;height:33px}.language-switch button{min-width:34px}.hero-art{height:680px}.intent-card{width:85%}}
@media(min-width:480px){.hero-art{height:555px}.intent-card{width:75%}.hero h1{max-width:600px}.intro-layout h2,.section-heading h2,.closing h2{max-width:650px}}
/* Tableta: navegación compacta, contenido en columnas cuando hay espacio. */
@media(min-width:768px){.shell{width:min(100% - 72px,1312px)}.header{padding-top:18px}.hero{padding-top:75px}.hero h1{font-size:clamp(48px,6vw,70px);max-width:650px}.hero h1 br{display:initial}.hero-copy>p{font-size:16px}.hero-actions{flex-direction:row;align-items:center;gap:22px}.button{min-width:220px}.text-link{justify-content:flex-start}.hero-art{height:560px;margin-top:45px}.intent-card{width:55%}.intro-layout,.section-space,.communities{padding-top:90px;padding-bottom:90px}.intro-layout{display:grid;grid-template-columns:1fr 1fr;gap:9%;align-items:start}.intro-copy{margin-top:37px}.intro-layout h2,.section-heading h2,.closing h2{font-size:clamp(40px,4.3vw,56px)}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:46px}.section-heading>p{max-width:300px;margin:0}.steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.intent-types{grid-template-columns:1fr 1fr;gap:35px}.intent-type{display:flex;flex-direction:column}.intent-type h3{min-height:48px}.intent-type>p{min-height:54px}.intent-type blockquote{display:flex;align-items:center;min-height:92px}.community-list{grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.community-list h3{min-height:2.6em}.closing{padding-top:20px;padding-bottom:80px}.closing-inner{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:40px;min-height:350px}.closing-orbit{width:340px;margin-top:0;justify-self:center}.footer{flex-direction:row;align-items:center;justify-content:space-between;gap:30px}}
/* Escritorio: se conserva la composición de la versión aprobada. */
@media(min-width:1024px){.shell{width:min(100% - 112px,1312px)}.header-inner{display:grid;grid-template-columns:minmax(190px,1fr) minmax(310px,1.4fr) 78px 192px;gap:24px}.desktop-nav{display:flex;justify-content:center;align-items:center;gap:38px;color:#b4c1d3;font-size:13px;font-weight:600}.desktop-nav a:hover,.inline-link:hover,.text-link:hover{color:white}.language-switch{margin-left:0}.nav-cta{min-height:46px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 16px;border:1px solid #344760;border-radius:9px;background:#182435;font-size:12px;font-weight:700;white-space:nowrap}.nav-cta .icon{width:15px;height:15px}.menu-toggle,.mobile-nav:not([hidden]){display:none}.hero{display:grid;grid-template-columns:1fr 1fr;gap:7%;align-items:stretch;padding-top:88px}.hero-copy{padding-top:20px}.hero h1{font-size:clamp(50px,5.05vw,72px)}.hero-art{height:auto;min-height:570px;margin-top:0}.intent-card{width:51%}.intro-layout,.section-space,.communities{padding-top:112px;padding-bottom:112px}.closing-orbit{width:370px}.orbit-center{width:72px;height:72px}.orbit-center .icon{width:32px;height:32px}}
@media(min-width:1024px) and (max-width:1240px){.hero-art{min-height:720px}}
@media(min-width:1024px){.hero h1{font-weight:560;letter-spacing:-.05em}}
@media(min-width:1024px) and (max-width:1240px){.hero h1{font-size:48px;letter-spacing:-.055em}}

/* Ajustes para teléfonos estrechos y anchos intermedios de escritorio. */
@media(max-width:319px){.header-inner{gap:5px}.header .brand{font-size:15px;gap:5px}.header .brand img{width:28px;height:28px}.language-switch button{min-width:30px}}
@media(min-width:1241px) and (max-width:1359px){.hero-art{min-height:620px}}