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.assistant{padding:84px 0 110px;scroll-margin-top:85px}.assistant-intro{display:grid;grid-template-columns:1fr 1fr;align-items:end;gap:45px;margin-bottom:30px}.assistant-intro p{max-width:500px;margin:0 0 4px;color:var(--muted);font-size:.88rem;line-height:2}.assistant-layout{display:grid;grid-template-columns:.74fr 1.26fr;gap:16px;align-items:stretch}.assistant-topics{padding:27px;border:1px solid var(--line);border-radius:26px;background:var(--soft)}.assistant-profile{display:flex;align-items:center;gap:12px;padding-bottom:22px;border-bottom:1px solid var(--line)}.assistant-avatar{position:relative;display:grid;place-items:center;width:48px;height:48px;border-radius:16px;color:#fff;background:var(--navy);font-size:1.35rem;font-weight:900;transform:rotate(-6deg)}.assistant-avatar span{position:absolute;right:-5px;bottom:-6px;display:grid;place-items:center;width:20px;height:20px;border:3px solid var(--soft);border-radius:50%;color:var(--deep);background:var(--cyan);font-size:.65rem}.assistant-profile strong,.assistant-profile small{display:block}.assistant-profile strong{color:var(--deep);font-size:.9rem}html[data-theme=dark] .assistant-profile strong{color:#f4f8fe}.assistant-profile small{margin-top:2px;color:var(--muted);font-size:.67rem}.assistant-status{display:flex;align-items:center;gap:5px;margin-right:auto;color:var(--green);font-size:.64rem;font-weight:700}.assistant-status i,.chat-live i{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(12,196,133,.12)}.topic-label{margin:25px 0 11px;color:var(--muted);font-size:.68rem;font-weight:700}.topic-list{display:grid;gap:8px}.topic-list button,.message-actions button{display:flex;align-items:center;gap:9px;width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:12px;color:var(--ink);background:var(--paper);font:inherit;font-size:.74rem;text-align:right;cursor:pointer;transition:.2s}.topic-list button:hover,.message-actions button:hover{border-color:var(--cyan);color:var(--navy);transform:translateX(-3px)}.topic-list button span{display:grid;place-items:center;width:25px;height:25px;border-radius:8px;color:var(--navy);background:rgba(1,185,227,.12);font-size:.9rem;font-weight:900}.topic-list button:nth-child(2) span{color:var(--cyan)}.topic-list button:nth-child(3) span{color:var(--red);background:rgba(211,20,57,.1)}.topic-list button:nth-child(4) span{color:var(--navy);background:rgba(17,47,111,.1)}.topic-list button:nth-child(5) span{color:var(--green);background:rgba(12,196,133,.1)}.assistant-note{display:flex;gap:8px;margin-top:21px;padding-top:17px;border-top:1px solid var(--line);color:var(--muted);font-size:.65rem;line-height:1.9}.assistant-note b{flex:0 0 auto;color:var(--navy)}html[data-theme=dark] .assistant-note b{color:#a6e4ef}.chat-panel{display:flex;flex-direction:column;min-height:540px;overflow:hidden;border-radius:26px;color:#fff;background:linear-gradient(145deg,var(--deep),#164b83);box-shadow:var(--shadow)}.chat-header{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:23px 25px;border-bottom:1px solid rgba(255,255,255,.13)}.chat-header strong,.chat-header span{display:block}.chat-header strong{font-size:.96rem}.chat-header div>span{margin-top:3px;color:#b6cbe4;font-size:.66rem}.chat-live{display:flex;align-items:center;gap:8px;color:#bdeff1;font-size:.65rem}.chat-messages{display:flex;flex:1;flex-direction:column;gap:16px;min-height:330px;max-height:390px;overflow:auto;padding:24px 25px}.chat-message{display:flex;align-items:flex-start;gap:10px;max-width:89%}.chat-message.user{align-self:flex-start;flex-direction:row-reverse}.message-avatar{display:grid;flex:0 0 auto;place-items:center;width:30px;height:30px;border-radius:10px;color:var(--deep);background:#bdeef6;font-size:.72rem;font-weight:900}.chat-message.user .message-avatar{color:#fff;background:rgba(255,255,255,.18);font-size:.56rem}.message-body{padding:11px 13px;border:1px solid rgba(255,255,255,.14);border-radius:15px 15px 15px 4px;background:rgba(255,255,255,.08)}.chat-message.user .message-body{border-radius:15px 15px 4px 15px;background:rgba(1,185,227,.22)}.message-body small{color:#bde0f0;font-size:.62rem}.message-body p{margin:4px 0 0;color:#fff;font-size:.78rem;line-height:2}.message-actions{display:flex;flex-wrap:wrap;gap:7px;margin-top:11px}.message-actions button{width:auto;padding:7px 10px;color:#d8f7fa;border-color:rgba(255,255,255,.2);background:rgba(255,255,255,.07);font-size:.64rem}.message-actions button:hover{color:#fff;background:rgba(1,185,227,.3);transform:none}.chat-form{display:flex;gap:9px;margin:0 25px;padding:9px;border:1px solid rgba(255,255,255,.2);border-radius:15px;background:rgba(4,18,45,.35)}.chat-form input{min-width:0;flex:1;border:0;outline:0;color:#fff;background:transparent;font:inherit;font-size:.77rem}.chat-form input::placeholder{color:#a9c4dd}.chat-form button{display:grid;place-items:center;width:37px;height:37px;border:0;border-radius:10px;color:var(--deep);background:#bdeef6;font-size:1.15rem;cursor:pointer}.chat-form button:hover{background:#fff}.chat-disclaimer{padding:11px 25px 21px;color:#9fb9d3;font-size:.61rem}.assistant-fab{position:fixed;z-index:12;left:24px;bottom:24px;display:flex;align-items:center;gap:8px;padding:11px 14px;border:1px solid rgba(255,255,255,.18);border-radius:99px;color:#fff;background:var(--navy);box-shadow:0 12px 28px rgba(11,29,67,.22);font:inherit;font-size:.72rem;font-weight:700;cursor:pointer;transition:.2s}.assistant-fab:hover{transform:translateY(-3px);background:var(--deep)}.assistant-fab span{color:var(--cyan);font-size:1rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:900px){.assistant-intro{grid-template-columns:1fr;gap:16px}.assistant-layout{grid-template-columns:1fr}.assistant-topics{order:2}.chat-panel{order:1}.chat-messages{max-height:360px}}
@media(max-width:590px){.assistant{padding:70px 0 84px}.assistant-intro h2{font-size:2rem}.assistant-topics{padding:21px}.chat-panel{min-height:570px;border-radius:22px}.chat-header{align-items:flex-start;flex-direction:column;padding:19px}.chat-messages{min-height:350px;padding:19px 15px}.chat-message{max-width:94%}.chat-form{margin:0 15px}.chat-disclaimer{padding:10px 15px 17px;font-size:.59rem}.assistant-fab{left:15px;bottom:15px;font-size:.65rem}}

/* v2.6: fluid layout rules for desktop, tablet and phone widths. */
html,body{max-width:100%;overflow-x:hidden}
img,svg{max-width:100%;height:auto}

@media (max-width:1199px) and (min-width:901px){
  .shell{width:calc(100% - 40px)}
  .nav-links{gap:18px;font-size:.76rem}
  .nav-inner{gap:18px}
  .hero{gap:34px;min-height:550px}
  .hero h1{font-size:clamp(2.7rem,5.15vw,4.35rem)}
  .hero-board{min-height:425px}
  .board-device{width:min(245px,44vw)}
  .services{padding-inline:40px}
  .about-expanded{gap:34px}
}

@media (max-width:900px){
  .shell{width:calc(100% - 40px)}
  .hero-v23{grid-template-columns:1fr;align-items:initial;gap:34px;padding-top:46px}
  .hero-v23 .hero-copy{padding-top:0;max-width:720px}
  .hero-v23 .hero-board{width:100%;min-height:420px;justify-self:stretch}
  .section-intro,.services-heading{align-items:start}
  .assistant-layout{gap:20px}
  .assistant-topics,.chat-panel{width:100%}
  .contact-section{padding-inline:40px}
}

@media (max-width:720px){
  .shell{width:calc(100% - 32px)}
  .announcement .shell{justify-content:center;text-align:center}
  .announcement-note{display:none}
  .hero-v23{gap:28px;padding-top:36px}
  .hero h1{font-size:clamp(2.35rem,9.2vw,3.6rem);line-height:1.22}
  .hero-copy>p{font-size:.9rem;line-height:2.05}
  .hero-actions{flex-wrap:wrap;gap:14px;margin-top:23px}
  .hero-trust{flex-wrap:wrap;gap:8px 12px;margin-top:30px}
  .hero-v23 .hero-board{min-height:370px}
  .signal-bar{grid-template-columns:1fr 1fr}
  .signal-bar>div:last-child{grid-column:1/-1;border-top:1px solid var(--line)}
  .catalog{padding-top:82px}
  .catalog-grid{grid-template-columns:1fr}
  .catalog-card:last-child{grid-column:auto}
  .catalog-card{min-height:350px}
  .services{padding:34px 24px 30px}
  .service-grid{grid-template-columns:1fr}
  .service-process{grid-column:auto;display:grid;grid-template-columns:repeat(3,1fr);gap:8px;padding:15px 0 0}
  .service-process>div{flex-direction:column;justify-content:center;gap:6px;text-align:center}
  .about{padding:76px 0}
  .about-expanded{grid-template-columns:1fr;gap:24px}
  .about-copy{grid-column:auto}
  .about-pillars{grid-template-columns:1fr 1fr}
  .contact-section{padding:34px 24px;margin-bottom:68px}
  .footer-main{align-items:flex-start;flex-direction:column}
}

@media (max-width:480px){
  .shell{width:calc(100% - 24px)}
  .nav-inner{min-height:66px;gap:10px}
  .brand{gap:7px}
  .brand-mark{width:34px;height:34px;font-size:1.1rem}
  .theme-switch,.mobile-toggle{width:35px;height:35px}
  .hero-v23{padding-top:30px;gap:24px}
  .hero h1{font-size:clamp(2.12rem,10.2vw,2.8rem);letter-spacing:-.055em}
  .hero-actions{align-items:stretch;flex-direction:column}
  .hero-actions .primary-button,.hero-actions .quiet-link{justify-content:center;text-align:center}
  .hero-v23 .hero-board{min-height:315px;border-radius:25px 25px 72px 25px}
  .board-device{width:190px;height:140px;padding:14px}
  .device-screen{height:57px}
  .device-screen b{font-size:.85rem}
  .ring-a{width:300px;height:300px}
  .note-top{top:16px;left:14px;max-width:145px;padding:10px 11px;font-size:.57rem}
  .note-bottom{right:14px;bottom:15px;max-width:185px;padding:9px 10px;font-size:.56rem}
  .hero-badge{top:14px;right:14px;padding:6px 8px}
  .hero-caption{right:14px;bottom:14px}
  .signal-bar{grid-template-columns:1fr}
  .signal-bar>div:last-child{grid-column:auto}
  .section-intro,.services-heading{gap:12px}
  h2{font-size:clamp(1.8rem,9vw,2.35rem)}
  .services{padding-inline:20px}
  .about-pillars{grid-template-columns:1fr}
  .contact-section{padding-inline:20px}
  .contact-actions{width:100%}
  .contact-actions .white-button{justify-content:center;width:100%}
  .footer-links{gap:10px 16px}
  .assistant-fab{max-width:calc(100% - 30px);white-space:nowrap}
}

/* v2.7: keep the primary visual visible and beside the copy. */
.hero-v23 .hero-board{display:block;width:100%;justify-self:stretch;visibility:visible;opacity:1}
@media (max-width:900px) and (min-width:721px){
  .hero-v23{grid-template-columns:minmax(0,.92fr) minmax(0,1fr);gap:24px;align-items:start;min-height:510px;padding-top:38px}
  .hero-v23 .hero-copy{min-width:0;padding-top:0}
  .hero-v23 .hero-board{display:block;width:100%;min-width:0;min-height:360px;justify-self:stretch;visibility:visible;opacity:1}
  .hero h1{font-size:clamp(2.35rem,5vw,3.45rem);line-height:1.2}
  .hero-copy>p{font-size:.86rem;line-height:1.95}
  .hero-actions{flex-wrap:wrap;gap:12px;margin-top:22px}
  .hero-trust{flex-wrap:wrap;gap:8px;margin-top:28px}
  .board-device{width:min(220px,64%);height:auto;aspect-ratio:245 / 172;padding:16px}
  .device-screen{height:60px}
  .note-top{left:17px;max-width:150px;padding:10px 12px;font-size:.58rem}
  .note-bottom{right:17px;max-width:175px;padding:10px 11px;font-size:.58rem}
}

@media (max-width:720px){
  .hero-v23 .hero-board{display:block;visibility:visible;opacity:1}
}

/* v2.8: expanded catalog with larger, easier-to-scan product icons. */
.catalog-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.catalog-card{min-height:430px}
.catalog-card .card-icon{width:96px;height:96px;margin-top:20px;border-radius:27px}
.catalog-card .card-icon svg{width:66px;height:66px}
.catalog-card:nth-child(3) .card-icon{color:#7a35cf;background:rgba(122,53,207,.1)}
.catalog-card:nth-child(4) .card-icon{color:#0c9e88;background:rgba(12,158,136,.1)}
.catalog-card:nth-child(5) .card-icon{color:#2466b1;background:rgba(36,102,177,.1)}
.catalog-card:nth-child(6) .card-icon{color:#c17616;background:rgba(193,118,22,.1)}
html[data-theme=dark] .catalog-card:nth-child(3) .card-icon{color:#cda8ff;background:rgba(122,53,207,.2)}
html[data-theme=dark] .catalog-card:nth-child(4) .card-icon{color:#8ce8d7;background:rgba(12,158,136,.2)}
html[data-theme=dark] .catalog-card:nth-child(5) .card-icon{color:#9ecbff;background:rgba(36,102,177,.2)}
html[data-theme=dark] .catalog-card:nth-child(6) .card-icon{color:#ffd28f;background:rgba(193,118,22,.2)}
@media(max-width:900px){.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-card:last-child{grid-column:auto}.catalog-card{min-height:420px}}
@media(max-width:720px){.catalog-grid{grid-template-columns:1fr}.catalog-card{min-height:390px}}
@media(max-width:480px){.catalog-card .card-icon{width:82px;height:82px;border-radius:23px}.catalog-card .card-icon svg{width:57px;height:57px}.catalog-card{min-height:370px}}