:root{--navy:#0c3040;--deep:#092532;--yellow:#f6cb24;--ink:#153747;--muted:#60717a;--off:#f3f5f4;--line:#dbe1e1}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,textarea,select,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #ce9f00;outline-offset:5px}.wrap{width:min(1200px,calc(100% - 80px));margin:auto}header{background:var(--deep);position:sticky;top:0;z-index:20;border-bottom:1px solid #ffffff15}.header{height:100px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:17px;color:#fff}.original-logo{display:block;width:79px;height:78px;background-image:url('assets/top.jpg');background-size:606.6px 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.form-note{font-size:11px;line-height:1.5;color:var(--muted);background:#f1f4f4;padding:11px;margin-bottom:23px}label{display:block;font-size:11px;font-weight:bold;margin:17px 0 8px}input,textarea,select{width:100%;border:1px solid #d7e0e3;background:#fafbfb;padding:13px;border-radius:2px;color:var(--ink);font-size:12px;min-width:0}input:focus,textarea:focus,select:focus{outline:2px solid #bf9d21;outline-offset:1px}textarea{resize:vertical}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}form .btn{width:100%;margin-top:20px}#form-status{margin-bottom:0;font-size:12px;line-height:1.6;color:#326555}footer{background:#061e29;color:#c1d1d9}.footer{display:flex;align-items:center;justify-content:space-between;padding:35px 0;gap:30px}.footer .brand{font-size:12px;line-height:1.7}.footer small{color:#8eaab7;font-size:10px}.footer>p{font-size:12px;color:#839fac}.footer>a:last-child{font-size:11px}.footer-bottom{border-top:1px solid 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h3{font-size:18px;min-height:66px}.service p{font-size:12px;min-height:170px}.service a{font-size:10px}.benefits-grid,.about-grid,.faq-grid,.contact-grid{grid-template-columns:1fr;gap:40px}.benefits h2,.contact h2{font-size:40px}.benefits-grid>div>p{max-width:none}.about-visual{height:370px}.about-grid>div:last-child{order:-1}.values{grid-template-columns:1fr;gap:20px;margin-top:40px}.values p{margin-bottom:0}.faq-grid{gap:25px}summary{font-size:15px}.contact h2 br:nth-of-type(3){display:none}form{padding:25px}.footer{flex-wrap:wrap;gap:18px}.footer>p{display:none}.footer-bottom{line-height:1.7;gap:20px;font-size:8px}}@media(max-width:450px){.service-grid{grid-template-columns:1fr;gap:24px}.service h3{min-height:0;font-size:21px}.service p{min-height:0;font-size:14px}.service a{font-size:12px}.service-body{padding:25px}.service-photo{aspect-ratio:350/215}h1{font-size:43px}.actions{gap:20px}.hero-photo{height:300px}.technical-label{font-size:6px}.photo-caption strong{font-size:23px}.field-row{grid-template-columns:1fr;gap:0}.hero-bottom{font-size:8px}.about-visual{height:310px}.footer .brand{font-size:10px}.footer>a:last-child{font-size:9px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Original A4i hero composition, preserved from the source website. */
.hero-visual.original-composition{width:380px;max-width:calc(100% - 30px);justify-self:center;position:relative;padding:0 0 36px;margin-right:30px}
.original-picture{width:100%;aspect-ratio:278 / 381;background-image:url('assets/top.jpg');background-size:484.892086% auto;background-position:72.803738% 57.614679%;background-repeat:no-repeat;border-bottom-right-radius:55% 36%;overflow:hidden}
.original-technology{position:absolute;left:calc(100% + 12px);top:11%;writing-mode:vertical-rl;transform:rotate(180deg);font-size:22px;font-weight:400;letter-spacing:1px;color:#edf3f5}
.original-experience{position:absolute;left:5px;bottom:0;font-size:22px;font-weight:400;letter-spacing:.2px;color:#edf3f5}
@media(max-width:1050px){.hero-visual.original-composition{width:310px}.original-technology,.original-experience{font-size:19px}}
@media(max-width:760px){.hero-visual.original-composition{width:300px;max-width:calc(100% - 40px);margin:0 25px 15px 0;padding-bottom:31px}.original-technology,.original-experience{font-size:19px}}

/* Approved original logo with transparent navy background. */
.original-logo{background-image:url('assets/a4i-logo-transparent.svg');background-size:contain;background-position:center;background-repeat:no-repeat;mix-blend-mode:normal;width:80px;height:80px;flex-shrink:0}
@media(max-width:760px){.original-logo{width:64px;height:64px;transform:none}}

/* High-resolution dedicated photo for the About section. */
.about-photo-hd{display:block;width:100%;height:100%;object-fit:cover;object-position:center 42%}

.direct-contacts{display:flex;flex-direction:column;gap:12px;margin:24px 0;font-size:14px;overflow-wrap:anywhere}.direct-contacts a:hover{color:var(--yellow)}.contact-sign .contact-whatsapp span{font-size:22px;color:var(--deep)}