.hitak-support-page{--hs-blue:#0758c9;--hs-dark:#062d67;--hs-text:#20334c;--hs-line:#dce7f4;color:var(--hs-text);font-family:Roboto,Arial,sans-serif;font-size:14px}.hitak-support-page *{box-sizing:border-box}.hitak-support-container{width:min(1180px,calc(100% - 40px));margin:0 auto}.hitak-support-hero{background:linear-gradient(120deg,#f7fbff,#eaf4ff);position:relative;overflow:hidden}.hitak-support-hero:after{content:"";position:absolute;inset:0;background:url('https://hitak.com.vn/wp-content/uploads/2026/08/slide_hotro-1.png') right center/auto 100% no-repeat;opacity:.24;pointer-events:none}.hitak-support-hero-inner{position:relative;min-height:360px;padding:68px 40px;z-index:1}.hitak-support-hero-copy{width:48%;position:relative;z-index:2}.hitak-support-hero h1{color:var(--hs-dark);font-size:42px;line-height:1.1;margin:0 0 16px;font-weight:800}.hitak-support-hero p{font-size:17px;line-height:1.7;margin:0;max-width:500px}.hitak-support-hero-art{position:absolute;right:16%;top:48px;font-size:112px;filter:drop-shadow(0 12px 18px #4b8bd555);transform:rotate(-8deg)}.hitak-support-hero-art span{font-size:55px;position:absolute;right:-65px;top:30px;transform:rotate(8deg)}.hitak-support-search-wrap{position:absolute;left:40px;right:40px;bottom:28px}.hitak-support-search{display:flex;max-width:900px;margin:auto;background:#fff;border:1px solid #d6e3f1;border-radius:12px;box-shadow:0 10px 28px #275b951a;overflow:hidden}.hitak-support-search>span{font-size:28px;padding:10px 15px;color:#6b7e99}.hitak-support-search input{flex:1;border:0;outline:0;font-size:14px}.hitak-support-search button,.hitak-support-request button,.hitak-support-bottom-cta a{border:0;background:var(--hs-blue);color:#fff;font-weight:700;padding:14px 26px;cursor:pointer}.hitak-support-popular{max-width:900px;margin:12px auto 0;font-size:12px}.hitak-support-popular button{border:1px solid #d7e3f2;border-radius:5px;background:#fff;color:#4d6078;padding:5px 11px;margin-left:7px;cursor:pointer}.hitak-support-card-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:12px;margin:28px 0}.hitak-support-category{min-height:170px;padding:20px 10px 14px;text-align:center;border:1px solid var(--hs-line);border-radius:10px;text-decoration:none;color:var(--hs-text);display:flex;align-items:center;flex-direction:column;background:#fff;transition:.2s}.hitak-support-category:hover{transform:translateY(-3px);box-shadow:0 8px 20px #1e5da51a}.hitak-support-icon{font-size:39px;line-height:1.2;margin-bottom:12px}.hitak-support-category strong{color:var(--hs-blue);font-size:13px}.hitak-support-category span{font-size:11px;line-height:1.5;color:#708096;margin-top:7px}.hitak-support-category em{font-style:normal;color:var(--hs-blue);font-size:27px;margin-top:auto}.hitak-support-main-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(300px,.85fr);gap:16px;align-items:start}.hitak-support-docs,.hitak-support-request,.hitak-support-warranty,.hitak-support-faq{border:1px solid var(--hs-line);border-radius:11px;background:#fff;padding:20px}.hitak-support-section-heading,.hitak-support-faq>h2{display:flex;justify-content:space-between;align-items:center}.hitak-support-page h2{color:var(--hs-dark);font-size:20px;margin:0 0 15px}.hitak-support-section-heading a{color:var(--hs-blue);font-size:12px}.hitak-support-tabs{display:flex;gap:22px;border-bottom:1px solid var(--hs-line);margin-bottom:4px}.hitak-support-tabs button{border:0;background:transparent;padding:10px 0;color:#65768e;font-size:12px;cursor:pointer}.hitak-support-tabs .is-active{color:var(--hs-blue);border-bottom:2px solid var(--hs-blue);font-weight:700}.hitak-support-doc{display:grid;grid-template-columns:38px minmax(0,1fr) 50px 66px 90px;gap:10px;align-items:center;padding:11px 0;border-bottom:1px solid #edf2f7}.hitak-support-doc:last-child{border:0}.hitak-support-doc strong{display:block;font-size:12px;color:#174c99}.hitak-support-doc p{font-size:11px;color:#8290a1;margin:3px 0 0}.hitak-support-file{width:28px;height:34px;border-radius:4px;color:#fff;display:grid;place-items:center;font-size:8px;font-weight:700}.hitak-support-file--pdf{background:#e74b4b}.hitak-support-file--doc{background:#2778c8}.hitak-support-file--zip{background:#27a975}.hitak-support-download{border:1px solid #8cb3e8;border-radius:6px;padding:7px 6px;text-align:center;color:var(--hs-blue);font-size:11px;text-decoration:none}.hitak-support-request{background:#f5f9ff}.hitak-support-request p{font-size:12px;line-height:1.55}.hitak-support-request ul{padding-left:18px;line-height:1.9;font-size:12px;color:#4e6a8e}.hitak-support-request li::marker{color:var(--hs-blue)}.hitak-support-request label{display:block;font-size:11px;margin-top:10px;color:#53657c}.hitak-support-request input,.hitak-support-request select,.hitak-support-request textarea{width:100%;margin-top:4px;border:1px solid #d9e4f1;border-radius:5px;background:#fff;padding:10px;font:inherit;font-size:12px}.hitak-support-request button{width:100%;border-radius:6px;margin-top:14px}.hitak-support-warranty{margin-top:16px}.hitak-support-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.hitak-support-step{text-align:center;position:relative}.hitak-support-step:not(:last-child):after{content:"→";position:absolute;right:-10px;top:14px;color:#9ab5d9;font-size:24px}.hitak-support-step i{display:block;font-style:normal;font-size:25px;margin-bottom:5px}.hitak-support-step b{display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--hs-blue);color:#fff;font-size:11px}.hitak-support-step strong{display:block;color:#1f5aab;font-size:12px;margin-top:7px}.hitak-support-step span{display:block;color:#758399;font-size:11px;line-height:1.45;margin-top:5px}.hitak-support-warranty-note{margin-top:17px;padding:10px 14px;background:#f2f8ff;border:1px solid #cfe0f4;border-radius:6px;color:#647b99;font-size:11px}.hitak-support-warranty-note a{color:var(--hs-blue);font-weight:700}.hitak-support-faq{margin-top:16px}.hitak-support-faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.hitak-support-faq details{border-bottom:1px solid var(--hs-line)}.hitak-support-faq summary{list-style:none;padding:14px 8px;font-size:12px;font-weight:700;cursor:pointer;color:#244b7e}.hitak-support-faq summary::-webkit-details-marker{display:none}.hitak-support-faq summary:after{content:"⌄";float:right}.hitak-support-faq details[open] summary:after{content:"⌃"}.hitak-support-faq details p{font-size:12px;line-height:1.65;color:#6e7d90;padding:0 8px 12px;margin:0}.hitak-support-contact-card{background:#f5f9ff;display:flex;align-items:center;gap:22px;padding:35px}.hitak-support-contact-card>div:first-child{font-size:75px}.hitak-support-contact-card h3{font-size:17px;color:var(--hs-dark);margin:0 0 8px}.hitak-support-contact-card p{font-size:12px;color:#718096}.hitak-support-contact-card a{display:inline-block;background:var(--hs-blue);color:#fff;border-radius:5px;padding:10px 18px;text-decoration:none;font-size:12px}.hitak-support-bottom-cta{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:18px 0 28px;padding:23px 30px;background:#f1f7ff;border:1px solid #d8e8fb;border-radius:12px}.hitak-support-bottom-cta h2{margin:0;font-size:20px}.hitak-support-bottom-cta span{font-size:12px;color:#255aa3}.hitak-support-bottom-cta span small{display:block;color:#78879b;margin-top:4px}.hitak-support-bottom-cta a{border-radius:6px;text-decoration:none;font-size:12px}
@media(max-width:900px){.hitak-support-card-grid{grid-template-columns:repeat(4,1fr)}.hitak-support-main-grid,.hitak-support-faq-grid{grid-template-columns:1fr}.hitak-support-hero-copy{width:65%}.hitak-support-hero-art{right:8%}.hitak-support-doc{grid-template-columns:38px minmax(0,1fr) 80px}.hitak-support-doc>span:nth-last-of-type(-n+2){display:none}.hitak-support-download{grid-column:3;grid-row:1 / span 2}.hitak-support-bottom-cta{flex-wrap:wrap}}
@media(max-width:600px){.hitak-support-container{width:min(100% - 24px,1180px)}.hitak-support-hero-inner{padding:38px 14px 150px;min-height:440px}.hitak-support-hero-copy{width:100%}.hitak-support-hero h1{font-size:32px}.hitak-support-hero-art{opacity:.4;right:8%;top:95px}.hitak-support-search-wrap{left:14px;right:14px}.hitak-support-search{display:grid;grid-template-columns:32px 1fr}.hitak-support-search>span{padding:10px 4px}.hitak-support-search input{min-height:48px}.hitak-support-search button{grid-column:1 / -1}.hitak-support-popular button{margin:5px 3px 0 0}.hitak-support-card-grid{grid-template-columns:repeat(2,1fr);gap:8px}.hitak-support-category{min-height:145px}.hitak-support-steps{grid-template-columns:1fr;gap:18px}.hitak-support-step:not(:last-child):after{content:"↓";right:auto;top:auto;bottom:-23px;left:50%}.hitak-support-bottom-cta{align-items:flex-start;flex-direction:column;padding:20px}.hitak-support-doc{grid-template-columns:34px 1fr 86px}.hitak-support-doc p{display:none}.hitak-support-doc .hitak-support-download{grid-column:3}.hitak-support-contact-card{padding:22px 15px}}

/* Search and category icon refinement */
.hitak-support-search{min-height:66px;border-radius:14px;box-shadow:0 12px 30px #275b9520}
.hitak-support-search>span{display:grid;place-items:center;width:58px;padding:0;color:#1c5cae;font-size:32px}
.hitak-support-search input{font-size:15px;padding:0 8px}
.hitak-support-search button{padding:0 30px;font-weight:800;letter-spacing:.2px}
.hitak-support-search-status{max-width:900px;margin:7px auto 0;color:#315b8e;font-size:12px;font-weight:600;min-height:17px}
.hitak-support-request select{display:block!important;width:100%!important;height:44px!important;min-height:44px!important;line-height:1.4!important;padding:10px 38px 10px 12px!important;border:1px solid #d9e4f1!important;border-radius:6px!important;background-color:#fff!important;color:#334b68!important;font-size:12px!important;appearance:auto!important;-webkit-appearance:auto!important}
.hitak-support-request select option{color:#334b68;background:#fff;padding:8px}
.hitak-support-popular{display:flex;align-items:center;gap:9px}
.hitak-support-popular strong{white-space:nowrap;color:#173f77}
.hitak-support-popular button{margin:0;padding:9px 14px;border-radius:6px;font-weight:600;font-size:11px}
.hitak-support-icon{display:grid;place-items:center;width:64px;height:64px;margin-bottom:14px;border-radius:16px;background:linear-gradient(145deg,#eaf4ff,#c9e2ff);box-shadow:inset 0 0 0 1px #b8d7fa,0 7px 14px #2872c51c;font-size:39px;line-height:1}
.hitak-support-icon svg{width:48px;height:48px;fill:#1870d2;stroke:#0758c9;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.hitak-support-hero-art{right:7%;top:12px;width:420px;height:240px;transform:none;filter:none;z-index:1}
.hitak-support-hero-art img{display:block;width:100%;height:100%;object-fit:contain;object-position:center right;mix-blend-mode:multiply;opacity:.95}
.hitak-support-hero:after{background:none!important;opacity:0!important}
.hitak-support-hero .hitak-support-search-wrap{left:50%!important;right:auto!important;width:min(900px,calc(100% - 80px))!important;transform:translateX(-50%);margin:0!important}
.hitak-support-page .hitak-support-search{display:flex!important;width:100%!important;max-width:none!important;height:66px!important;min-height:66px!important;padding:3px!important;border:1px solid #cbdced!important;border-radius:14px!important;background:#fff!important;box-shadow:0 10px 26px rgba(39,91,149,.12)!important;overflow:hidden!important}
.hitak-support-page .hitak-support-search>span{display:grid!important;place-items:center!important;flex:0 0 54px!important;width:54px!important;height:58px!important;padding:0!important;color:#0758c9!important;font-size:30px!important;background:#fff!important}
.hitak-support-page .hitak-support-search input[type=search]{display:block!important;flex:1 1 auto!important;width:auto!important;min-width:0!important;height:58px!important;min-height:58px!important;margin:0!important;padding:0 12px!important;border:0!important;border-top:0!important;border-right:0!important;border-bottom:0!important;border-left:0!important;border-radius:0!important;outline:0!important;box-shadow:none!important;background:#fff!important;color:#304d70!important;font-family:inherit!important;font-size:14px!important;line-height:58px!important}
.hitak-support-page .hitak-support-search input[type=search]:focus{border:0!important;outline:0!important;box-shadow:none!important}
.hitak-support-page .hitak-support-search button{flex:0 0 126px!important;height:58px!important;min-height:58px!important;margin:0!important;padding:0!important;border:0!important;border-radius:6px!important;background:#0758c9!important;color:#fff!important;font-size:13px!important;line-height:58px!important}
.hitak-support-faq{padding:24px 26px!important;border-radius:12px!important;box-shadow:0 3px 12px rgba(25,72,125,.04)}
.hitak-support-faq>h2{display:block!important;color:#174c91!important;font-size:16px!important;text-transform:uppercase;letter-spacing:.2px;margin:0 0 14px!important}
.hitak-support-faq-grid{grid-template-columns:minmax(0,1fr) minmax(330px,.95fr)!important;gap:24px!important}
.hitak-support-faq details{background:#fff;border-bottom:1px solid #dfe8f2!important}
.hitak-support-faq details:first-child{border:1px solid #e0e9f3;border-radius:6px;background:#f4f8fd}
.hitak-support-faq summary{padding:12px 12px!important;color:#174c91!important;font-size:11px!important}
.hitak-support-faq details p{padding:0 12px 13px!important;font-size:11px!important;line-height:1.6!important;color:#63758c!important}
.hitak-support-contact-card{min-height:210px!important;padding:0 22px!important;background:#f4f8fd!important;border:1px solid #e0eaf5;border-radius:5px;gap:16px!important;overflow:hidden}
.hitak-support-contact-image{width:45%;height:210px;flex:0 0 45%;overflow:hidden;position:relative}.hitak-support-contact-image img{width:360px;height:210px;max-width:none;object-fit:cover;object-position:78% center;mix-blend-mode:multiply;display:block}
.hitak-support-contact-card h3{font-size:15px!important;color:#174c91!important;margin-bottom:7px!important}.hitak-support-contact-card p{font-size:11px!important;line-height:1.5;margin-bottom:12px}.hitak-support-contact-card a{padding:9px 17px!important;font-size:11px!important;background:#0758c9!important}
.hitak-support-bottom-cta{min-height:104px!important;margin:18px 0 28px!important;padding:20px 30px!important;border-radius:12px!important;background:#f2f8ff!important;border:1px solid #d9e8f7!important;box-shadow:0 3px 12px rgba(25,72,125,.04)}
.hitak-support-bottom-cta{display:grid!important;grid-template-columns:minmax(220px,1.35fr) minmax(210px,1fr) minmax(170px,.9fr) 170px!important;align-items:center!important;column-gap:28px!important;height:84px!important;min-height:84px!important;padding:12px 28px!important}
.hitak-support-bottom-cta h2{margin:0!important;font-size:16px!important;line-height:1.25!important;white-space:nowrap}
.hitak-support-bottom-cta span{display:flex!important;align-items:center!important;gap:9px!important;min-width:0!important;font-size:11px!important}
.hitak-support-bottom-cta span>div{min-width:0;display:flex;flex-direction:column;gap:2px}.hitak-support-bottom-cta span b{font-size:10px!important;line-height:1.25!important;white-space:nowrap}.hitak-support-bottom-cta span small{font-size:8px!important;line-height:1.25!important;white-space:nowrap}.hitak-support-bottom-cta span i{flex:0 0 30px!important;width:30px!important;height:30px!important}.hitak-support-bottom-cta>a{min-width:0!important;width:170px!important;height:38px!important;padding:0 10px!important;display:grid;place-items:center;border-radius:6px!important;white-space:nowrap;font-size:10px!important}
.hitak-support-bottom-cta h2{color:#174c91!important;font-size:17px!important;line-height:1.3!important}.hitak-support-bottom-cta span{display:grid;grid-template-columns:34px auto;column-gap:8px;align-items:center;color:#174c91!important;font-size:11px}.hitak-support-bottom-cta span i{grid-row:1 / span 2;display:grid;place-items:center;width:32px;height:32px;border-radius:7px;background:#fff;color:#0758c9;font-size:21px;font-style:normal}.hitak-support-bottom-cta span i.hitak-zalo{font-size:9px;font-weight:800;color:#0758c9;border:1px solid #84afe2}.hitak-support-bottom-cta span b{font-size:11px}.hitak-support-bottom-cta span small{font-size:9px;color:#6c7e93}.hitak-support-bottom-cta>a{min-width:150px;text-align:center;padding:12px 15px!important;font-size:11px!important;background:#0758c9!important}
@media(max-width:900px){.hitak-support-bottom-cta{grid-template-columns:1fr 1fr!important;height:auto!important;min-height:120px!important;row-gap:14px!important}.hitak-support-bottom-cta h2{grid-column:1 / -1}.hitak-support-bottom-cta>a{width:100%!important}}
@media(max-width:600px){.hitak-support-faq-grid{grid-template-columns:1fr!important}.hitak-support-contact-card{min-height:190px!important}.hitak-support-contact-image{height:190px}.hitak-support-contact-image img{height:190px}.hitak-support-bottom-cta{display:flex!important;align-items:stretch!important;flex-direction:column!important;height:auto!important;min-height:0!important;gap:12px!important}.hitak-support-bottom-cta span{width:100%}.hitak-support-bottom-cta>a{width:100%!important}}
.hitak-support-step-icon{display:grid!important;place-items:center!important;width:48px!important;height:48px!important;margin:0 auto 8px!important;border-radius:12px!important;background:#eef6ff!important;box-shadow:inset 0 0 0 1px #c7def8!important}.hitak-support-step-icon svg{width:32px!important;height:32px!important;fill:none!important;stroke:#0758c9!important;stroke-width:1.8!important}.hitak-support-step b{width:22px!important;height:22px!important;font-size:12px!important}.hitak-support-step strong{font-size:13px!important}.hitak-support-step span{font-size:12px!important;line-height:1.5!important;color:#64758b!important}.hitak-support-warranty h2{font-size:21px!important}.hitak-support-warranty-note{font-size:12px!important}.hitak-support-contact-image img{object-position:62% center!important;transform:scale(1.08)!important}.hitak-support-contact-card h3{font-size:18px!important}.hitak-support-contact-card p{font-size:13px!important;line-height:1.55!important}.hitak-support-contact-card a{font-size:12px!important;padding:11px 18px!important}.hitak-support-faq summary{font-size:13px!important;padding:14px 12px!important}.hitak-support-faq details p{font-size:13px!important}.hitak-support-bottom-cta h2{font-size:19px!important}.hitak-support-bottom-cta span b{font-size:12px!important}.hitak-support-bottom-cta span small{font-size:10px!important}
.hitak-support-hero .hitak-support-popular{width:100%!important;max-width:none!important;margin:12px 0 0!important;justify-content:flex-start!important}
@media(max-width:600px){.hitak-support-hero .hitak-support-search-wrap{left:14px!important;right:14px!important;width:auto!important;transform:none!important}.hitak-support-page .hitak-support-search{height:auto!important;min-height:0!important;padding:3px!important;display:grid!important;grid-template-columns:44px 1fr!important}.hitak-support-page .hitak-support-search>span{height:52px!important;flex-basis:44px!important;width:44px!important}.hitak-support-page .hitak-support-search input[type=search]{height:52px!important;min-height:52px!important;line-height:52px!important}.hitak-support-page .hitak-support-search button{grid-column:1 / -1!important;flex-basis:auto!important;width:100%!important;height:48px!important;min-height:48px!important;line-height:48px!important;margin-top:3px!important}.hitak-support-hero .hitak-support-popular{margin-top:10px!important}}
@media(max-width:600px){.hitak-support-hero-art{right:0;top:84px;width:320px;height:175px;opacity:.55}.hitak-support-hero-art img{object-position:center right}}
.hitak-support-category{min-height:190px;padding-top:22px}
.hitak-support-category strong{font-size:13px}
.hitak-support-category em{font-size:29px}
@media(max-width:600px){.hitak-support-search{display:grid;grid-template-columns:42px 1fr}.hitak-support-search>span{width:42px}.hitak-support-search input{min-height:52px}.hitak-support-search button{grid-column:1 / -1;min-height:48px}.hitak-support-popular{flex-wrap:wrap;gap:5px}.hitak-support-popular button{padding:7px 10px}.hitak-support-icon{width:56px;height:56px;font-size:33px}}