/* =========================================================================
   TECHCORE: CSS chính của child theme Flatsome.
   Mọi màu, font, bo góc khai báo ở :root, muốn đổi chỉ cần sửa tại đây.
   Breakpoint theo Flatsome: mobile ≤549px, tablet 550–849px, desktop ≥850px.
   ========================================================================= */
:root {
  --tc-arrow: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14M13 6l6 6-6 6'/%3E%3C/svg%3E");
  /* Navy */
  --tc-navy-950: #040d1d;
  --tc-navy-900: #061328;
  --tc-navy-800: #0a1f3c;

  /* Màu nhấn */
  --tc-cyan: #2fd0f5;
  --tc-cyan-hover: #5edcf8;
  --tc-blue: #0a6fae;
  --tc-orange: #f7931e;
  --tc-orange-hover: #ffa53d;

  /* Chữ và nền sáng */
  --tc-ink: #0b1f3a;
  --tc-text: #4b5b72;
  --tc-muted: #5a677a;
  --tc-line: #dfe6ee;
  --tc-soft: #f3f7fb;
  --tc-tint: #e6f3fb;
  --tc-white: #fff;

  /* Chữ trên nền tối */
  --tc-on-dark: #d3deee;
  --tc-line-dark: rgba(255, 255, 255, .14);

  /* Màu trắng trong suốt, dùng trên nền tối */
  --tc-white-06: rgba(255, 255, 255, .06);
  --tc-white-10: rgba(255, 255, 255, .1);
  --tc-white-25: rgba(255, 255, 255, .25);
  --tc-white-55: rgba(255, 255, 255, .55);
  --tc-white-90: rgba(255, 255, 255, .9);
  --tc-cyan-14: rgba(47, 208, 245, .14);
  --tc-navy-95: rgba(6, 19, 40, .95);
  --tc-navy-60: rgba(6, 19, 40, .6);
  --tc-shade-30: rgba(6, 12, 22, .3);
  --tc-focus-glow: rgba(10, 111, 174, .25);

  /* Nền phụ: khung ảnh, ô chờ ảnh, trích dẫn */
  --tc-navy-700: #123259;
  --tc-img-bg: #e3eaf3;
  --tc-ph-fill: #e6edf5;
  --tc-ph-text: #46576d;
  --tc-ph-text-dark: #c6def8;
  --tc-quote-bg: #eaf3fa;
  --tc-prose: #34445a;

  /* Viền và chi tiết nhỏ */
  --tc-line-input: #8796a9;
  --tc-line-search: #b9c6d6;
  --tc-line-dash: #b4c3d4;
  --tc-line-timeline: #c4dcee;
  --tc-step-arrow: #7f8ea2;
  --tc-placeholder: #5f6b7d;

  /* Hộp thách thức, hộp giải pháp ở trang dự án */
  --tc-challenge-bg: #fff7ed;
  --tc-challenge-line: #fde3c3;
  --tc-challenge-icon-bg: #fde6c8;
  --tc-challenge-icon: #8a4b00;
  --tc-solution-bg: #ecf8fe;
  --tc-solution-line: #cbeafa;
  --tc-solution-icon-bg: #d3effc;

  /* Trạng thái form */
  --tc-error: #b3261e;
  --tc-error-on-dark: #ffb4a9;
  --tc-alert-err-bg: #fdecec;
  --tc-alert-err-text: #9f1d1d;
  --tc-alert-ok-bg: #e8f8ef;
  --tc-alert-ok-text: #136c3c;

  /* Bo góc */
  --tc-radius-btn: 6px;
  --tc-radius: 10px;
  --tc-radius-lg: 14px;
  --tc-radius-xs: 4px;
  --tc-radius-sm: 6px;
  --tc-radius-md: 8px;
  --tc-radius-box: 12px;
  --tc-radius-pill: 20px;
  --tc-radius-round: 50%;

  /* Bóng đổ trung tính, mềm */
  --tc-shadow: 0 10px 30px -12px rgba(6, 12, 22, .16);
  --tc-shadow-lg: 0 24px 50px -20px rgba(6, 12, 22, .3);

  /* Font và chuyển động */
  --tc-font: 'Be Vietnam Pro', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --tc-ease: cubic-bezier(.16, 1, .3, 1);

  /* Khung nội dung, theme ghi lại theo Container width trong Theme Options */
  --tc-width: 1170px;
}

/* Các biến này đổi theo nền sáng, tối của vùng chứa element */
.tc-el {
  --on-title: var(--tc-ink);
  --on-text: var(--tc-text);
  --on-accent: var(--tc-blue);
  --on-line: var(--tc-line);
  --on-card: var(--tc-white);
  --on-tint: var(--tc-tint);
}
.dark .tc-el,
.tc-el.tc-t-dark {
  --on-title: var(--tc-white);
  --on-text: var(--tc-on-dark);
  --on-accent: var(--tc-cyan);
  --on-line: var(--tc-line-dark);
  --on-card: var(--tc-navy-800);
  --on-tint: var(--tc-cyan-14);
}
.dark .tc-el.tc-t-light,
.tc-el.tc-t-light {
  --on-title: var(--tc-ink);
  --on-text: var(--tc-text);
  --on-accent: var(--tc-blue);
  --on-line: var(--tc-line);
  --on-card: var(--tc-white);
  --on-tint: var(--tc-tint);
}
.tc-a-center { text-align: center; }
.tc-a-right { text-align: right; }

/* ---------- Nền tảng ---------- */
body { font-family: var(--tc-font); color: var(--tc-text); -webkit-font-smoothing: antialiased; font-size: 16px; line-height: 1.65; }
h1, h2, h3, h4, h5, h6, .button, .nav > li > a, button, input, select, textarea { font-family: var(--tc-font); }
h1, h2, h3, h4, h5, h6 { color: var(--tc-ink); font-weight: 700; text-transform: none; letter-spacing: 0; text-wrap: balance; }
.dark h1, .dark h2, .dark h3, .dark h4, .dark h5, .dark h6 { color: var(--tc-white); }
.dark p, .dark li { color: var(--tc-on-dark); }
a { color: var(--tc-blue); }
[hidden] { display: none !important; }
::selection { background: var(--tc-cyan); color: var(--tc-navy-900); }
.tc-svg { width: 1em; height: 1em; display: inline-block; vertical-align: middle; flex: none; }
.tc-hl { color: var(--tc-cyan); }
.tc-empty { padding: 24px; margin: 0; background: var(--tc-soft); border-radius: var(--tc-radius); text-align: center; color: var(--tc-text); }

#tc-form { scroll-margin-top: 100px; } /* Không bị header dính che khi nhảy tới form */

/* Focus ring khi dùng bàn phím */
/* Flatsome đặt a:focus, button:focus, input:focus { outline: none } nên phải dùng !important */
:focus-visible { outline: 2px solid var(--tc-blue) !important; outline-offset: 3px; }
.dark :focus-visible, #header :focus-visible, .tc-pagehead :focus-visible, .tc-hero :focus-visible, .tc-t-dark :focus-visible, .footer-wrapper :focus-visible, .tc-mobile-bar :focus-visible, .mobile-sidebar :focus-visible { outline-color: var(--tc-cyan) !important; }

/* ---------- Tiêu đề và đoạn dẫn dựng bằng ux_text ---------- */
.tc-head { max-width: 780px; margin-bottom: 8px; }
.tc-head h2 { margin: 0 0 14px; font-size: clamp(27px, 3.3vw, 38px); line-height: 1.18; font-weight: 800; letter-spacing: -.02em; }
.tc-head h2 strong { color: var(--tc-blue); font-weight: 800; }
.dark .tc-head h2 strong { color: var(--tc-cyan); }
.tc-head p { margin: 0 0 12px; font-size: 17px; line-height: 1.7; }
.tc-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.tc-col-end .col-inner { display: flex; justify-content: flex-end; }
.col > .col-inner:has(> .tc-box:only-child), .col > .col-inner:has(> .tc-service:only-child), .col > .col-inner:has(> .tc-team:only-child), .col > .col-inner:has(> .tc-project:only-child) { height: 100%; }

/* ---------- Nút Flatsome và nút TECHCORE ----------
   Flatsome có .dark a { color: currentColor } và .dark a:hover { color: #fff }, nên mỗi kiểu nút
   phải khai báo cả dạng .dark a.tc-btn--x để giữ đúng màu chữ khi nằm trong section tối. */
.button { min-height: 48px; line-height: 45px; padding: 0 24px; border-radius: var(--tc-radius-btn); font-size: 15px; font-weight: 700; text-transform: none; letter-spacing: 0; box-shadow: none; transition: transform .2s var(--tc-ease), background-color .2s, color .2s, border-color .2s; }
.button:hover { transform: translateY(-1px); box-shadow: none; }
.button.primary:not(.is-outline):not(.is-link) { background-color: var(--tc-cyan) !important; color: var(--tc-navy-900) !important; }
.button.primary:not(.is-outline):not(.is-link):hover { background-color: var(--tc-cyan-hover) !important; }
.button.secondary:not(.is-outline):not(.is-link) { background-color: var(--tc-orange) !important; color: var(--tc-navy-900) !important; }
.button.secondary:not(.is-outline):not(.is-link):hover { background-color: var(--tc-orange-hover) !important; }
.button.is-outline { border-width: 1.5px; }
.button.is-link { min-height: 0; line-height: 1.4; padding: 0; color: var(--tc-blue) !important; }
.dark .button.is-link { color: var(--tc-cyan) !important; }
.button .tc-svg { margin-left: 8px; }

.tc-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 48px; padding: 0 24px; margin: 0;
  font-family: var(--tc-font); font-size: 15px; font-weight: 700; line-height: 1.2; text-transform: none; letter-spacing: 0; text-decoration: none;
  border-radius: var(--tc-radius-btn); border: 1.5px solid transparent; background: none; box-shadow: none; cursor: pointer;
  transition: transform .2s var(--tc-ease), background-color .2s, box-shadow .2s, color .2s, border-color .2s;
}
.tc-btn svg { width: 18px; height: 18px; }
.tc-btn__arrow { transition: transform .2s var(--tc-ease); }
.tc-btn:hover { transform: translateY(-1px); }
.tc-btn:hover .tc-btn__arrow { transform: translateX(4px); }
.tc-btn--orange, .dark a.tc-btn--orange, button[type='submit'].tc-btn--orange { background: var(--tc-orange); color: var(--tc-navy-900); }
.tc-btn--orange:hover, .dark a.tc-btn--orange:hover, button[type='submit'].tc-btn--orange:hover { background: var(--tc-orange-hover); color: var(--tc-navy-900); }
.tc-btn--cyan, .dark a.tc-btn--cyan, button[type='submit'].tc-btn--cyan { background: var(--tc-cyan); color: var(--tc-navy-900); }
.tc-btn--cyan:hover, .dark a.tc-btn--cyan:hover, button[type='submit'].tc-btn--cyan:hover { background: var(--tc-cyan-hover); color: var(--tc-navy-900); }
button[type='submit'].tc-btn--outline, button[type='submit'].tc-btn--outline-cyan, button[type='submit'].tc-btn--outline-dark, button[type='submit'].tc-btn--link { background: transparent; }
.tc-btn--outline, .dark a.tc-btn--outline { border-color: var(--tc-white-55); color: var(--tc-white); }
.tc-btn--outline:hover { border-color: var(--tc-white); background: var(--tc-white-10); color: var(--tc-white); }
.tc-btn--outline-cyan, .dark a.tc-btn--outline-cyan { border-color: var(--tc-cyan); color: var(--tc-cyan); }
.tc-btn--outline-cyan:hover, .dark a.tc-btn--outline-cyan:hover { background: var(--tc-cyan); color: var(--tc-navy-900); }
.tc-btn--outline-dark, .dark a.tc-btn--outline-dark { border-color: var(--tc-ink); color: var(--tc-ink); }
.tc-btn--outline-dark:hover, .dark a.tc-btn--outline-dark:hover { background: var(--tc-ink); color: var(--tc-white); }
.tc-btn--link { min-height: 0; padding: 0; color: var(--tc-blue); }
.dark .tc-btn--link, .tc-t-dark .tc-btn--link { color: var(--tc-cyan); }
.tc-btn--link:hover { transform: none; }
.tc-btn--block { width: 100%; }
.tc-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; align-items: center; }
.tc-a-center .tc-actions { justify-content: center; }
.tc-a-right .tc-actions { justify-content: flex-end; }
.tc-link { display: inline-flex; align-items: center; gap: 8px; font-size: 14.5px; font-weight: 700; color: var(--on-accent); }
.tc-link svg { width: 16px; height: 16px; transition: transform .2s var(--tc-ease); }
a:hover .tc-link svg { transform: translateX(4px); }

.tc-phone { display: inline-flex; align-items: center; gap: 12px; font-size: 24px; font-weight: 800; line-height: 1.2; text-decoration: none; vertical-align: middle; }
.tc-phone svg { width: 26px; height: 26px; }
.tc-phone--light, .dark a.tc-phone--light { color: var(--tc-white); }
.tc-phone--light svg { color: var(--tc-cyan); }
.tc-phone--light:hover, .dark a.tc-phone--light:hover { color: var(--tc-cyan); }
.tc-phone--dark { color: var(--tc-ink); font-size: 20px; }
.tc-phone--dark svg { color: var(--tc-blue); width: 22px; height: 22px; }
.tc-phone--dark:hover { color: var(--tc-blue); }
.dark .tc-phone--dark, .tc-t-dark .tc-phone--dark { color: var(--tc-white); }
.dark .tc-phone--dark svg, .tc-t-dark .tc-phone--dark svg { color: var(--tc-cyan); }

/* ---------- Ảnh và ô chờ ảnh ---------- */
.tc-img { position: relative; width: 100%; padding-top: var(--ratio, 62%); overflow: hidden; background: var(--tc-img-bg); }
.tc-img > img, .tc-img > .tc-ph { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; margin: 0; max-width: none; }
.tc-ph { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 12px; box-sizing: border-box; color: var(--tc-ph-text); font-size: 13px; font-weight: 500; line-height: 1.4; text-align: center; background: var(--tc-ph-fill); }
.tc-ph svg { width: 30px; height: 30px; opacity: .6; }
.tc-rounded { border-radius: var(--tc-radius-lg); }
.dark .tc-img, .tc-t-dark .tc-img { background: var(--tc-navy-800); }
.dark .tc-ph, .tc-t-dark .tc-ph { color: var(--tc-ph-text-dark); background: var(--tc-navy-700); }

/* ---------- Header dựng bằng Header Builder, child theme chỉ bổ sung CSS ---------- */
#top-bar, #header .header-top { background: var(--tc-navy-950) !important; color: var(--tc-on-dark); font-size: 13px; min-height: 38px; }
#header .header-main, #header .header-bg-color { background-color: var(--tc-navy-900) !important; }
#header .header-main { border-bottom: 1px solid var(--tc-white-06); }
#header .header-bottom { display: none; }
#header .header-nav-main > li { margin: 0 14px; }
#header .header-nav-main > li > a { position: relative; padding: 10px 0; color: var(--tc-white-90) !important; font-size: 14.5px; font-weight: 600; text-transform: none; letter-spacing: 0; }
#header .header-nav-main > li > a::after { content: ''; position: absolute; left: 0; right: 0; bottom: 2px; height: 2px; background: var(--tc-cyan); transform: scaleX(0); transition: transform .25s var(--tc-ease); }
#header .header-nav-main > li.active > a, #header .header-nav-main > li.current-menu-item > a, #header .header-nav-main > li.current-menu-ancestor > a, #header .header-nav-main > li > a:hover { color: var(--tc-cyan) !important; }
#header .header-nav-main > li.active > a::after, #header .header-nav-main > li.current-menu-item > a::after, #header .header-nav-main > li.current-menu-ancestor > a::after, #header .header-nav-main > li > a:hover::after { transform: scaleX(1); }
#header .header-button .button { min-height: 44px; line-height: 41px; padding: 0 20px; margin: 0; background: var(--tc-cyan) !important; color: var(--tc-navy-900) !important; font-weight: 700; text-transform: none; border-radius: var(--tc-radius-btn); }
#header .header-button .button:hover { background: var(--tc-cyan-hover) !important; }
#header .header-button .button::after { content: ''; display: inline-block; width: 16px; height: 16px; margin-left: 8px; vertical-align: -3px; background: currentColor; -webkit-mask: var(--tc-arrow) center / contain no-repeat; mask: var(--tc-arrow) center / contain no-repeat; transition: transform .2s var(--tc-ease); }
#header .header-button .button:hover::after { transform: translateX(3px); }
#header .nav-dropdown { padding: 10px 0; background: var(--tc-white); border: 0; border-radius: var(--tc-radius); box-shadow: var(--tc-shadow-lg); }
#header .nav-dropdown li a { padding: 10px 20px; color: var(--tc-ink) !important; font-weight: 500; text-transform: none; }
#header .nav-dropdown li a:hover { color: var(--tc-blue) !important; background: var(--tc-soft); }
/* Icon trong menu thả xuống: ô vuông bo góc nền xanh nhạt, hover thì đảo màu */
/* nowrap: dropdown absolute bám theo li cha hẹp nên chữ dài bị bẻ dòng; giữ một dòng để hộp tự nới rộng */
#header .nav-dropdown li a:has(.tc-menu-ico) { display: flex; align-items: center; gap: 12px; white-space: nowrap; }
.tc-menu-ico { box-sizing: content-box; width: 18px; height: 18px; padding: 7px; border-radius: 9px; color: var(--tc-blue); background: #e6f1f9; transition: color .25s var(--tc-ease), background-color .25s var(--tc-ease), transform .25s var(--tc-ease); }
#header .nav-dropdown li a:hover .tc-menu-ico, #header .nav-dropdown li a:focus-visible .tc-menu-ico { color: var(--tc-white); background: var(--tc-blue); transform: scale(1.06); }
#header .nav-dropdown li.current-menu-item .tc-menu-ico { color: var(--tc-white); background: var(--tc-blue); }
#header .header-top a { color: var(--tc-on-dark); }
#header .header-top a:hover { color: var(--tc-cyan); }
#header .header-top .social-icons .icon, #header .header-top .icon-search { color: var(--tc-on-dark); }
.tc-topbar { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 26px; font-size: 13px; line-height: 1.4; }
.tc-topbar span, .tc-topbar a { display: inline-flex; align-items: center; gap: 7px; }
.tc-topbar svg { width: 14px; height: 14px; color: var(--tc-cyan); }
.mobile-sidebar { background: var(--tc-navy-900) !important; }
.mobile-sidebar .nav-sidebar > li > a, .mobile-sidebar .nav-sidebar li a { color: var(--tc-white) !important; font-weight: 600; text-transform: none; }
.mobile-sidebar .nav-sidebar li a:has(.tc-menu-ico) { display: flex; align-items: center; gap: 10px; }
.mobile-sidebar .tc-menu-ico { width: 16px; height: 16px; padding: 6px; border-radius: 8px; color: var(--tc-cyan); background: var(--tc-white-06); }

/* ---------- Footer ---------- */
.footer-wrapper .absolute-footer { display: none; }
.tc-footer { font-size: 15px; border-top: 1px solid var(--tc-line-dark); }
.tc-footer p { color: var(--tc-on-dark); line-height: 1.75; }
.tc-logo { display: inline-block; margin-bottom: 18px; }
.tc-logo img { display: block; max-width: 100%; height: auto; }
.tc-footer .ux-menu-title, .tc-cinfo .tc-cinfo__title, .tc-cinfo h4 { line-height: 1.4; margin: 6px 0 16px; padding: 0; color: var(--tc-white); font-size: 16px; font-weight: 700; text-transform: none; letter-spacing: 0; }
.tc-footer .ux-menu-link { border: 0; }
.tc-footer .ux-menu-link__link::before { content: '›'; margin-right: 8px; opacity: .6; }
.tc-footer .ux-menu-link__link { min-height: 0; padding: 0 0 11px; color: var(--tc-on-dark); font-size: 15px; font-weight: 400; transition: color .2s, transform .2s var(--tc-ease); }
.tc-footer .ux-menu-link__link:hover { color: var(--tc-cyan); transform: translateX(4px); }
.tc-cinfo ul { list-style: none; margin: 0; padding: 0; }
.tc-cinfo li { display: flex; gap: 12px; align-items: flex-start; margin: 0 0 11px; color: var(--on-text); line-height: 1.6; }
.tc-cinfo li > svg { width: 18px; height: 18px; margin-top: 3px; color: var(--on-accent); }
.tc-cinfo a { color: var(--on-text); }
.tc-cinfo a:hover { color: var(--on-accent); }
.tc-footer .follow-icons { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.tc-footer .follow-icons .icon { display: grid; place-items: center; width: 38px; min-width: 38px; height: 38px; min-height: 38px; margin: 0; padding: 0; border: 1px solid var(--tc-white-25); border-radius: var(--tc-radius-round); color: var(--tc-white); font-size: 14px; line-height: 1; }
.tc-footer .follow-icons .icon:hover { background: var(--tc-cyan); border-color: var(--tc-cyan); color: var(--tc-navy-900); }
.tc-fbottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; padding: 20px 0; border-top: 1px solid var(--tc-line-dark); font-size: 14px; }
.tc-fbottom p { margin: 0; color: var(--tc-on-dark); }
.tc-fbottom__links { display: flex; flex-wrap: wrap; gap: 8px 28px; }
.tc-fbottom__link { color: var(--tc-on-dark); }
.tc-fbottom__link:hover { color: var(--tc-cyan); }

/* ---------- Hero ---------- */
.tc-hero { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 40px; align-items: center; }
.tc-hero__title { margin: 0 0 18px; color: var(--on-title); font-size: clamp(36px, 5vw, 60px); font-weight: 800; line-height: 1.08; letter-spacing: -.02em; text-transform: uppercase; }
.tc-hero__title span { display: block; }
.tc-hero__title .tc-hl { color: var(--on-accent); }
.tc-hero__sub { margin: 0; color: var(--on-title); font-size: clamp(16px, 1.6vw, 19px); font-weight: 500; }
.tc-hero__img { border-radius: var(--tc-radius-lg); border: 1px solid var(--on-line); box-shadow: var(--tc-shadow-lg); }
.tc-features { display: flex; flex-wrap: wrap; gap: 20px 28px; margin-top: 26px; }
.tc-feature { display: flex; align-items: center; gap: 12px; max-width: 190px; color: var(--on-text); font-size: 14.5px; line-height: 1.45; }
.tc-feature__icon { flex: none; display: grid; place-items: center; width: 40px; height: 40px; color: var(--on-title); }
.tc-feature__icon svg { width: 32px; height: 32px; stroke-width: 1.5; }

/* ---------- Thanh số liệu ---------- */
.tc-stats { display: grid; grid-template-columns: repeat(var(--cols, 5), minmax(0, 1fr)); }
.tc-stats--bar { padding: 22px 8px; background: var(--on-card); border: 1px solid var(--on-line); border-radius: var(--tc-radius-lg); }
.tc-hero + .tc-stats { margin-top: 36px; }
.tc-stat { display: flex; align-items: center; justify-content: center; gap: 14px; padding: 4px 20px; min-width: 0; }
.tc-stat + .tc-stat { border-left: 1px solid var(--on-line); }
.tc-stat__icon { flex: none; display: grid; place-items: center; width: 46px; height: 46px; color: var(--on-accent); }
.tc-stat__icon svg { width: 36px; height: 36px; stroke-width: 1.5; }
.tc-stat__num { display: block; color: var(--on-title); font-size: 28px; font-weight: 800; line-height: 1.1; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.tc-stat__label { display: block; margin-top: 4px; color: var(--on-text); font-size: 13.5px; line-height: 1.35; }

/* ---------- Thẻ dịch vụ ---------- */
.tc-service { display: flex; flex-direction: column; height: 100%; overflow: hidden; background: var(--on-card); border: 1px solid var(--on-line); border-radius: var(--tc-radius); text-decoration: none; transition: transform .3s var(--tc-ease), box-shadow .3s, border-color .3s; }
.tc-service:hover { transform: translateY(-6px); box-shadow: var(--tc-shadow-lg); border-color: transparent; }
.tc-service__media { overflow: hidden; }
.tc-service__media .tc-img { transition: transform .5s var(--tc-ease); }
.tc-service:hover .tc-service__media .tc-img { transform: scale(1.05); }
.tc-service__body { position: relative; display: flex; flex-direction: column; flex: 1; padding: 0 20px 22px; }
.tc-service__head { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 12px; }
.tc-service__icon { position: relative; z-index: 1; flex: none; margin-top: -29px; display: grid; place-items: center; width: 58px; height: 58px; border-radius: var(--tc-radius-round); background: var(--on-card); color: var(--on-accent); box-shadow: 0 8px 20px -8px var(--tc-shade-30); }
.tc-service__icon svg { width: 28px; height: 28px; }
.tc-service h3 { margin: 12px 0 0; color: var(--on-title); font-size: 16px; line-height: 1.3; } /* 16px để 4 tên dịch vụ nằm trên một dòng từ 1200px */
.tc-service p { flex: 1; margin: 0 0 18px; color: var(--on-text); font-size: 15px; line-height: 1.65; }

/* ---------- Khối chia đôi ---------- */
.tc-split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; gap: 48px; }
.tc-split.is-img-right .tc-split__media { order: 2; }
.tc-split__media { position: relative; }
.tc-split--boxed .tc-img { border-radius: var(--tc-radius-lg); }
.tc-split__title { margin: 0 0 16px; color: var(--on-title); font-size: clamp(27px, 3.3vw, 38px); font-weight: 800; line-height: 1.18; letter-spacing: -.02em; }
.tc-split__body p { margin: 0 0 14px; color: var(--on-text); font-size: 16.5px; line-height: 1.7; }
.tc-split__body .tc-actions { margin-top: 24px; }
.tc-split--full { gap: 0; align-items: stretch; }
.tc-split--full .tc-split__media { min-height: 460px; }
.tc-split--full .tc-img { height: 100%; padding-top: 0; }
.tc-split--full .tc-split__body { align-self: center; padding: 64px max(15px, calc(100% - var(--tc-width) / 2)) 64px 56px; }
.tc-split--full.is-img-right .tc-split__body { padding: 64px 56px 64px max(15px, calc(100% - var(--tc-width) / 2)); }
.tc-badge-card { position: absolute; right: -10px; bottom: -20px; display: flex; align-items: center; gap: 14px; padding: 16px 22px; border-radius: var(--tc-radius); background: var(--tc-orange); color: var(--tc-navy-900); box-shadow: var(--tc-shadow-lg); }
.tc-badge-card strong { font-size: 38px; font-weight: 800; line-height: 1; }
.tc-badge-card span { max-width: 90px; font-size: 13px; font-weight: 600; line-height: 1.4; }

/* Danh sách tick */
.tc-check { margin: 6px 0 0; }
.tc-check:empty { display: none; }
.tc-check__item { display: flex; gap: 12px; align-items: flex-start; margin: 0 0 12px; color: var(--on-title); font-size: 16px; line-height: 1.5; }
.tc-check__item svg { flex: none; width: 20px; height: 20px; margin-top: 1px; padding: 3px; box-sizing: border-box; border-radius: var(--tc-radius-xs); background: var(--on-accent); color: var(--on-card); stroke-width: 3; }
.dark .tc-check__item svg, .tc-t-dark .tc-check__item svg { color: var(--tc-navy-900); }

/* ---------- Dự án ---------- */
.tc-projects { display: grid; grid-template-columns: repeat(var(--cols, 3), minmax(0, 1fr)); gap: 24px; }
.tc-project { display: flex; flex-direction: column; overflow: hidden; background: var(--on-card, var(--tc-white)); border: 1px solid var(--on-line, var(--tc-line)); border-radius: var(--tc-radius); text-decoration: none; transition: transform .3s var(--tc-ease), box-shadow .3s; }
.tc-project:hover { transform: translateY(-5px); box-shadow: var(--tc-shadow-lg); }
.tc-project__media { position: relative; overflow: hidden; }
.tc-project__media .tc-img { transition: transform .5s var(--tc-ease); }
.tc-project:hover .tc-project__media .tc-img { transform: scale(1.05); }
.tc-project__body { padding: 16px 18px 18px; }
.tc-project h3 { margin: 0 0 12px; color: var(--on-title, var(--tc-ink)); font-size: 17px; line-height: 1.4; }
.tc-badge { position: absolute; left: 14px; bottom: 14px; z-index: 1; padding: 5px 10px; border-radius: var(--tc-radius-xs); background: var(--tc-navy-900); color: var(--tc-white); font-size: 12px; font-weight: 700; line-height: 1.3; }
.tc-badge--static { position: static; display: inline-block; margin: 16px 0 0; background: var(--tc-cyan); color: var(--tc-navy-900); }
.col-inner .tc-tags li, .col-inner .tc-cinfo li, .col-inner .tc-info li, .col-inner .tc-side li, .tc-sidebar li { margin-left: 0; }
.tc-tags { display: flex; flex-wrap: wrap; gap: 8px 16px; list-style: none; margin: 0; padding: 0; }
.tc-tags li, .tc-tag { display: inline-flex; align-items: center; gap: 6px; margin: 0; color: var(--on-text, var(--tc-text)); font-size: 13.5px; line-height: 1.4; }
.tc-tags li svg { width: 16px; height: 16px; color: var(--on-accent, var(--tc-blue)); }

/* Bộ lọc */
.tc-filter { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 0 0 32px; }
.tc-filter button, .tc-filter a { display: inline-flex; align-items: center; margin: 0; min-height: 42px; padding: 0 18px; border-radius: var(--tc-radius-btn); border: 1px solid var(--tc-line); background: var(--tc-white); color: var(--tc-ink); font-family: var(--tc-font); font-size: 14px; font-weight: 600; line-height: 1; text-transform: none; letter-spacing: 0; text-decoration: none; box-shadow: none; cursor: pointer; transition: border-color .2s, color .2s, background-color .2s; }
.tc-filter button:hover, .tc-filter a:hover { border-color: var(--tc-blue); color: var(--tc-blue); }
.tc-filter button.is-active, .tc-filter a.is-active { background: var(--tc-navy-800); border-color: var(--tc-navy-800); color: var(--tc-white); }

/* Bảng thông tin dự án */
.tc-info { margin-bottom: 24px; padding: 26px; background: var(--on-card); border: 1px solid var(--on-line); border-radius: var(--tc-radius); box-shadow: var(--tc-shadow); }
.tc-info h3 { margin: 0 0 8px; color: var(--on-title); font-size: 18px; }
.tc-info ul { list-style: none; margin: 0; padding: 0; }
.tc-info li { display: flex; gap: 14px; align-items: flex-start; margin: 0; padding: 12px 0; border-bottom: 1px dashed var(--on-line); }
.tc-info li:last-child { border-bottom: 0; padding-bottom: 0; }
.tc-info li > svg { flex: none; width: 20px; height: 20px; margin-top: 3px; color: var(--on-accent); }
.tc-info li span { display: block; color: var(--on-text); font-size: 13px; }
.tc-info li strong { display: block; color: var(--on-title); font-size: 15.5px; font-weight: 600; }

/* Thư viện ảnh */
.tc-gallery { display: grid; grid-template-columns: repeat(var(--cols, 4), minmax(0, 1fr)); gap: 12px; margin: 12px 0 36px; }
.tc-gallery .tc-img { border-radius: var(--tc-radius-md); }

/* ---------- Các bước ---------- */
.tc-steps { counter-reset: tcstep; display: grid; grid-template-columns: repeat(var(--cols, 4), minmax(0, 1fr)); gap: 24px; }
.tc-step { position: relative; display: flex; gap: 12px; align-items: flex-start; padding-right: 20px; }
.tc-step__icon { flex: none; display: grid; place-items: center; width: 56px; height: 56px; border-radius: var(--tc-radius-round); background: var(--on-tint); color: var(--on-accent); }
.tc-step__icon svg { width: 28px; height: 28px; }
.tc-step__num { display: block; margin-bottom: 8px; color: var(--on-accent); font-size: 30px; font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; }
.tc-step__num::before { counter-increment: tcstep; content: counter(tcstep, decimal-leading-zero); }
.tc-step h3 { margin: 0 0 6px; color: var(--on-title); font-size: 16px; line-height: 1.35; }
.tc-step p { margin: 0; color: var(--on-text); font-size: 14.5px; line-height: 1.6; }
.tc-step__arrow { position: absolute; right: 0; top: 20px; color: var(--tc-step-arrow); }
.tc-step__arrow svg { width: 20px; height: 20px; }
.tc-step:last-child .tc-step__arrow { display: none; }

/* ---------- CTA ---------- */
.tc-cta { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.tc-cta__text { max-width: 840px; }
.tc-cta h2 { margin: 0 0 12px; color: var(--on-title); font-size: clamp(24px, 2.7vw, 34px); font-weight: 800; line-height: 1.2; letter-spacing: -.02em; }
.tc-cta p { margin: 0; color: var(--on-text); font-size: 17px; line-height: 1.7; }
.tc-cta__actions { flex: none; display: flex; flex-direction: column; align-items: flex-end; gap: 16px; }
.tc-cta.tc-a-center { flex-direction: column; text-align: center; }
.tc-cta.tc-a-center .tc-cta__actions { align-items: center; }

/* ---------- Khối tiêu đề trang ---------- */
.tc-pagehead { position: relative; isolation: isolate; overflow: hidden; padding: 64px 0 56px; background: var(--tc-navy-900); color: var(--tc-white); }
.tc-pagehead.has-bg { padding: 104px 0 92px; }
.tc-pagehead__bg { position: absolute; inset: 0; z-index: -1; }
.tc-pagehead__bg::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(6, 19, 40, .94) 0%, rgba(6, 19, 40, .78) 38%, rgba(6, 19, 40, .3) 100%), linear-gradient(0deg, rgba(6, 19, 40, .55), transparent 45%); }
.tc-pagehead__bg img { width: 100%; height: 100%; max-width: none; object-fit: cover; animation: tc-zoom-out 14s var(--tc-ease) both; }
.tc-pagehead .container > * { animation: tc-up .9s var(--tc-ease) both; }
.tc-pagehead .container > :nth-child(2) { animation-delay: .08s; }
.tc-pagehead .container > :nth-child(3) { animation-delay: .16s; }
.tc-pagehead .container > :nth-child(n+4) { animation-delay: .24s; }
.tc-pagehead h1 { max-width: 900px; margin: 16px 0 14px; color: var(--tc-white); font-size: clamp(32px, 4.4vw, 50px); font-weight: 800; line-height: 1.12; letter-spacing: -.02em; }
.tc-pagehead--post h1 { font-size: clamp(26px, 3.4vw, 40px); }
.tc-pagehead p { max-width: 680px; margin: 0; color: var(--tc-on-dark); font-size: 17.5px; line-height: 1.7; }
.tc-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; color: var(--tc-on-dark); font-size: 14px; }
.tc-breadcrumb a { display: inline-flex; align-items: center; gap: 6px; color: var(--tc-on-dark); }
.tc-breadcrumb a:hover { color: var(--tc-cyan); }
.tc-breadcrumb svg { width: 14px; height: 14px; }
.tc-breadcrumb [aria-current] { color: var(--tc-cyan); }
.tc-breadcrumb .sep { opacity: .6; }
.tc-meta { display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--tc-on-dark); font-size: 14px; }
.tc-meta span { display: inline-flex; align-items: center; gap: 7px; }
.tc-meta svg { width: 16px; height: 16px; color: var(--tc-cyan); }

/* ---------- Hộp icon ---------- */
.tc-box { height: 100%; padding: 30px 26px; box-sizing: border-box; background: var(--on-card); border: 1px solid var(--on-line); border-radius: var(--tc-radius); transition: transform .3s var(--tc-ease), box-shadow .3s, border-color .3s; }
.tc-box:hover { transform: translateY(-4px); box-shadow: var(--tc-shadow); }
.tc-box__icon { display: grid; place-items: center; width: 56px; height: 56px; margin-bottom: 18px; border-radius: var(--tc-radius-box); background: var(--on-tint); color: var(--on-accent); }
.tc-a-center .tc-box__icon, .tc-box.tc-a-center .tc-box__icon { margin-left: auto; margin-right: auto; }
.tc-a-right.tc-box .tc-box__icon { margin-left: auto; }
.tc-box__icon svg { width: 28px; height: 28px; }
.tc-box h3 { margin: 0 0 8px; color: var(--on-title); font-size: 19px; line-height: 1.3; }
.tc-box p { margin: 0; color: var(--on-text); font-size: 15.5px; line-height: 1.65; }
.tc-box a { color: var(--on-title); font-weight: 600; }
.tc-box a:hover { color: var(--on-accent); }
.dark .tc-box:not(.tc-t-light) { background: var(--tc-navy-900); }
.tc-box--contact { padding: 28px 22px; text-align: center; }
.tc-box--contact .tc-box__icon { width: 60px; height: 60px; margin: 0 auto 16px; border-radius: var(--tc-radius-round); background: var(--tc-cyan); color: var(--tc-navy-900); }
.tc-box--contact svg { width: 26px; height: 26px; }
.tc-box--contact h3 { font-size: 17px; }
.tc-box--challenge { background: var(--tc-challenge-bg); border-color: var(--tc-challenge-line); }
.tc-box--challenge .tc-box__icon { background: var(--tc-challenge-icon-bg); color: var(--tc-challenge-icon); }
.tc-box--solution { background: var(--tc-solution-bg); border-color: var(--tc-solution-line); }
.tc-box--solution .tc-box__icon { background: var(--tc-solution-icon-bg); color: var(--tc-blue); }

/* ---------- Timeline ---------- */
.tc-timeline { position: relative; display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 20px; padding-top: 12px; }
.tc-timeline::before { content: ''; position: absolute; left: 10%; right: 10%; top: 60px; height: 2px; background: var(--tc-line-timeline); }
.tc-timeline__item { position: relative; }
.tc-timeline__year { display: block; margin-bottom: 12px; color: var(--on-accent); font-size: 24px; font-weight: 800; line-height: 30px; font-variant-numeric: tabular-nums; }
.tc-timeline__dot { position: relative; display: block; width: 18px; height: 18px; margin: 0 auto 18px; border-radius: var(--tc-radius-round); background: var(--on-card); border: 4px solid var(--on-accent); }
.tc-a-left .tc-timeline__dot { margin-left: 0; }
.tc-timeline h3 { margin: 0 0 6px; color: var(--on-title); font-size: 17px; }
.tc-timeline p { margin: 0; color: var(--on-text); font-size: 15px; line-height: 1.6; }

/* ---------- Đội ngũ, logo ---------- */
.tc-team { overflow: hidden; background: var(--on-card); border: 1px solid var(--on-line); border-radius: var(--tc-radius); transition: transform .3s var(--tc-ease), box-shadow .3s; }
.tc-team:hover { transform: translateY(-4px); box-shadow: var(--tc-shadow); }
.tc-team__body { padding: 16px; }
.tc-team h3 { margin: 0 0 4px; color: var(--on-title); font-size: 16px; }
.tc-team span { color: var(--on-accent); font-size: 14px; font-weight: 600; }
.tc-logos { display: grid; grid-template-columns: repeat(var(--cols, 6), minmax(0, 1fr)); gap: 16px; }
.tc-logo-item { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; height: 92px; padding: 8px; background: var(--on-card); border: 1px dashed var(--tc-line-dash); border-radius: var(--tc-radius); text-align: center; text-decoration: none; transition: border-color .2s; }
a.tc-logo-item:hover { border-color: var(--on-accent); }
.tc-logo-item img { max-height: 56px; width: auto; }
.tc-logo-item__name { color: var(--on-title); font-size: 16px; font-weight: 700; line-height: 1.25; }
.tc-logo-item small { color: var(--tc-muted); font-size: 12px; }

/* ---------- FAQ ---------- */
.tc-faq__item { margin-bottom: 12px; background: var(--on-card); border: 1px solid var(--on-line); border-radius: var(--tc-radius); transition: box-shadow .2s, border-color .2s; }
.tc-faq__item[open] { box-shadow: var(--tc-shadow); border-color: transparent; }
.tc-faq__item summary { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 22px; list-style: none; color: var(--on-title); font-size: 16.5px; font-weight: 700; line-height: 1.45; cursor: pointer; text-align: left; }
.tc-faq__item summary::-webkit-details-marker { display: none; }
.tc-faq__item summary svg { flex: none; width: 20px; height: 20px; color: var(--on-accent); transition: transform .25s; }
.tc-faq__item[open] summary svg { transform: rotate(180deg); }
.tc-faq__a { padding: 0 22px 20px; max-width: 72ch; text-align: left; }
.tc-faq__a p { margin: 0 0 8px; color: var(--on-text); font-size: 15.5px; line-height: 1.7; }

/* ---------- Menu thanh bên dựng bằng ux_menu ---------- */
.tc-side-menu { margin-bottom: 24px; padding: 24px; background: var(--tc-white); border: 1px solid var(--tc-line); border-radius: var(--tc-radius); }
.tc-side-menu .ux-menu-title { margin: 0 0 8px; padding: 0 0 12px; border-bottom: 2px solid var(--tc-soft); color: var(--tc-ink); font-size: 17px; font-weight: 700; text-transform: none; letter-spacing: 0; }
.tc-side-menu .ux-menu-link { border-bottom: 1px solid var(--tc-line); }
.tc-side-menu .ux-menu-link:last-child { border-bottom: 0; }
.tc-side-menu .ux-menu-link__link { min-height: 0; padding: 12px 0; color: var(--tc-ink); font-size: 14.5px; font-weight: 600; }
.tc-side-menu .ux-menu-link__link:hover { color: var(--tc-blue); }

/* Hộp hỗ trợ */
.tc-help { margin-bottom: 24px; padding: 28px 24px; background: var(--on-card); border: 1px solid var(--on-line); border-radius: var(--tc-radius); }
.tc-help__icon { display: grid; place-items: center; width: 60px; height: 60px; margin: 0 auto 14px; border-radius: var(--tc-radius-round); background: var(--on-tint); color: var(--on-accent); }
.tc-help.tc-a-left .tc-help__icon { margin-left: 0; }
.tc-help.tc-a-right .tc-help__icon { margin-right: 0; }
.tc-help__icon svg { width: 30px; height: 30px; }
.tc-help h3 { margin: 0 0 8px; color: var(--on-title); font-size: 19px; }
.tc-help p { margin: 0 0 14px; color: var(--on-text); font-size: 15px; line-height: 1.6; }
.tc-help__phone { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px; color: var(--on-title); font-size: 22px; font-weight: 800; }
.tc-help__phone:hover { color: var(--on-accent); }
.tc-help__phone svg { width: 22px; height: 22px; color: var(--on-accent); }

/* ---------- Tin tức ---------- */
.tc-posts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.tc-posts--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.tc-post { display: flex; flex-direction: column; overflow: hidden; background: var(--tc-white); border: 1px solid var(--tc-line); border-radius: var(--tc-radius); text-decoration: none; transition: transform .3s var(--tc-ease), box-shadow .3s; }
.tc-post:hover { transform: translateY(-5px); box-shadow: var(--tc-shadow-lg); }
.tc-post__media { position: relative; overflow: hidden; }
.tc-post__media .tc-img { transition: transform .5s var(--tc-ease); }
.tc-post:hover .tc-post__media .tc-img { transform: scale(1.05); }
.tc-post__body { display: flex; flex-direction: column; flex: 1; padding: 18px 20px 20px; --on-accent: var(--tc-blue); }
.tc-post time { display: inline-flex; align-items: center; gap: 6px; margin-bottom: 8px; color: var(--tc-muted); font-size: 13.5px; font-variant-numeric: tabular-nums; }
.tc-post time svg { width: 14px; height: 14px; }
.tc-post h3 { margin: 0 0 10px; color: var(--tc-ink); font-size: 18px; line-height: 1.4; }
.tc-post p { display: -webkit-box; flex: 1; margin: 0 0 16px; overflow: hidden; color: var(--tc-text); font-size: 15px; line-height: 1.65; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
.has-featured .tc-post--featured { grid-column: 1 / -1; flex-direction: row; }
.has-featured .tc-post--featured .tc-post__media { flex: 0 0 56%; }
.has-featured .tc-post--featured .tc-post__body { justify-content: center; padding: 32px 36px; }
.has-featured .tc-post--featured h3 { font-size: clamp(20px, 2.2vw, 26px); }
.has-featured .tc-post--featured p { flex: none; -webkit-line-clamp: 4; }
.tc-pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.tc-pagination .page-numbers { display: grid; place-items: center; min-width: 42px; height: 42px; padding: 0 8px; border: 1px solid var(--tc-line); border-radius: var(--tc-radius-md); color: var(--tc-ink); font-weight: 600; text-decoration: none; }
.tc-pagination .page-numbers.current, .tc-pagination a.page-numbers:hover { background: var(--tc-navy-800); border-color: var(--tc-navy-800); color: var(--tc-white); }
.tc-archive { padding: 56px 0 72px; }

/* Bài viết chi tiết */
.tc-article-page { padding: 56px 0 72px; }
.tc-article > .tc-img { margin-bottom: 32px; }
.tc-prose { max-width: 72ch; color: var(--tc-prose); font-size: 17px; line-height: 1.8; }
.tc-prose h2 { margin: 36px 0 14px; color: var(--tc-ink); font-size: 24px; font-weight: 800; line-height: 1.3; }
.tc-prose h3 { margin: 28px 0 12px; color: var(--tc-ink); font-size: 20px; }
.tc-prose p { margin: 0 0 18px; }
.tc-prose blockquote { position: relative; margin: 28px 0; padding: 22px 26px 22px 64px; background: var(--tc-quote-bg); border: 0; border-radius: var(--tc-radius); color: var(--tc-ink); font-size: 18px; font-style: normal; font-weight: 600; }
.tc-prose blockquote::before { content: '\201C'; position: absolute; left: 20px; top: 6px; color: var(--tc-blue); font-family: var(--tc-font); font-size: 64px; font-weight: 800; line-height: 1; }
.tc-prose blockquote p { margin: 0; }
.tc-share { display: flex; align-items: center; gap: 10px; margin: 28px 0 40px; padding: 20px 0; border-top: 1px solid var(--tc-line); border-bottom: 1px solid var(--tc-line); color: var(--tc-ink); font-weight: 700; }
.tc-share a { display: grid; place-items: center; width: 40px; height: 40px; border-radius: var(--tc-radius-round); background: var(--tc-soft); color: var(--tc-ink); transition: background-color .2s, color .2s; }
.tc-share a:hover { background: var(--tc-navy-800); color: var(--tc-white); }
.tc-share svg { width: 17px; height: 17px; }
.tc-related-title { margin-bottom: 20px; font-size: 26px; font-weight: 800; letter-spacing: -.02em; }

/* Thanh bên bài viết */
.tc-side { margin-bottom: 24px; padding: 24px; background: var(--tc-white); border: 1px solid var(--tc-line); border-radius: var(--tc-radius); }
.tc-side h3 { margin: 0 0 16px; padding-bottom: 12px; border-bottom: 2px solid var(--tc-soft); color: var(--tc-ink); font-size: 17px; }
.tc-side ul { list-style: none; margin: 0; padding: 0; }
.tc-side li { margin: 0; }
.tc-side li a { display: flex; align-items: center; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--tc-line); color: var(--tc-ink); font-size: 14.5px; font-weight: 600; }
.tc-side li:last-child a { border-bottom: 0; }
.tc-side li a:hover { color: var(--tc-blue); }
.tc-side li a span { flex: 1; }
.tc-side li a svg { width: 20px; height: 20px; color: var(--tc-blue); }
.tc-side li a em { padding: 2px 8px; background: var(--tc-soft); border-radius: var(--tc-radius-pill); color: var(--tc-text); font-size: 12px; font-style: normal; }
.tc-search { display: flex; margin: 0; overflow: hidden; border: 1px solid var(--tc-line-search); border-radius: var(--tc-radius-md); }
.tc-search input { flex: 1; min-width: 0; height: 46px; margin: 0; padding: 0 14px; background: var(--tc-white); border: 0; box-shadow: none; font-size: 15px; }
.tc-search button[type='submit'] { display: grid; place-items: center; width: 48px; min-height: 46px; margin: 0; padding: 0; background: var(--tc-navy-800); border: 0; border-radius: 0; color: var(--tc-white); cursor: pointer; }
.tc-search button svg { width: 18px; height: 18px; }
.tc-mini-posts a { display: flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--tc-line); text-decoration: none; }
.tc-mini-posts a:last-child { border-bottom: 0; }
.tc-mini-posts .tc-img { flex: 0 0 84px; width: 84px; padding-top: 64px; border-radius: var(--tc-radius-sm); }
.tc-mini-posts .tc-ph span { display: none; }
.tc-mini-posts strong { display: -webkit-box; margin-bottom: 4px; overflow: hidden; color: var(--tc-ink); font-size: 14px; font-weight: 600; line-height: 1.4; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.tc-mini-posts time { color: var(--tc-muted); font-size: 13px; }

/* ---------- Form liên hệ ---------- */
.tc-form { margin: 0; padding: 36px; background: var(--on-card); border: 1px solid var(--on-line); border-radius: var(--tc-radius-lg); box-shadow: var(--tc-shadow); }
.tc-form--cf7 input:not([type=submit]), .tc-form--cf7 textarea { border-radius: var(--tc-radius-md); }
.tc-form__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 18px; margin-bottom: 22px; }
.tc-field.is-full { grid-column: 1 / -1; }
.tc-field label { display: block; margin: 0 0 7px; color: var(--on-title); font-size: 14.5px; font-weight: 600; }
.tc-field label span { color: var(--tc-error); }
.dark .tc-field label span { color: var(--tc-orange); }
.tc-field input, .tc-field select, .tc-field textarea { display: block; width: 100%; height: 50px; margin: 0; padding: 0 14px; box-sizing: border-box; background: var(--tc-white); border: 1px solid var(--tc-line-input); border-radius: var(--tc-radius-md); box-shadow: none; color: var(--tc-ink); font-size: 16px; font-weight: 400; transition: border-color .2s, box-shadow .2s; }
.tc-field textarea { height: auto; min-height: 120px; padding: 12px 14px; line-height: 1.6; resize: vertical; }
.tc-field input::placeholder, .tc-field textarea::placeholder { color: var(--tc-placeholder); opacity: 1; }
.tc-field input:focus, .tc-field select:focus, .tc-field textarea:focus { outline: 0; border-color: var(--tc-blue); background: var(--tc-white); box-shadow: 0 0 0 3px var(--tc-focus-glow); }
.tc-field.has-error input, .tc-field.has-error select, .tc-field.has-error textarea { border-color: var(--tc-error); }
.tc-field__err { margin: 6px 0 0; color: var(--tc-error); font-size: 14px; font-weight: 500; line-height: 1.4; }
.dark .tc-field__err { color: var(--tc-error-on-dark); }
.tc-form__note { display: flex; align-items: center; gap: 8px; margin: 14px 0 0; color: var(--on-text); font-size: 14px; }
.tc-form__note svg { width: 15px; height: 15px; }
.tc-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.tc-alert { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; padding: 14px 16px; border-radius: var(--tc-radius-md); font-size: 14.5px; font-weight: 600; }
.tc-alert svg { width: 20px; height: 20px; flex: none; }
.tc-alert--ok { background: var(--tc-alert-ok-bg); color: var(--tc-alert-ok-text); }
.tc-alert--err { background: var(--tc-alert-err-bg); color: var(--tc-alert-err-text); }
.tc-map { height: 100%; min-height: var(--h, 420px); overflow: hidden; background: var(--tc-soft); border: 1px solid var(--tc-line); border-radius: var(--tc-radius-lg); }
.tc-map iframe { display: block; width: 100%; height: 100%; min-height: var(--h, 420px); border: 0; }

/* ---------- 404 ---------- */
.tc-404__code { display: inline-flex; align-items: center; color: var(--on-title); font-size: clamp(96px, 16vw, 160px); font-weight: 800; line-height: 1; letter-spacing: -.04em; }
.tc-404__code span { display: grid; place-items: center; width: .8em; height: .8em; margin: 0 .06em; border-radius: var(--tc-radius-round); background: var(--tc-cyan); color: var(--tc-navy-900); }
.tc-404__code svg { width: .42em; height: .42em; }
.tc-404 h1 { margin: 10px 0 12px; color: var(--on-title); font-size: clamp(28px, 3.4vw, 40px); font-weight: 800; letter-spacing: -.02em; }
.tc-404 p { max-width: 560px; margin: 0 auto; color: var(--on-text); line-height: 1.7; }
.tc-404__sub { margin: 40px 0 16px; color: var(--on-title); font-size: 18px; }
.tc-404__links { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.tc-404__link { display: inline-flex; align-items: center; gap: 10px; min-height: 48px; padding: 0 18px; background: var(--on-card); border: 1px solid var(--on-line); border-radius: var(--tc-radius-btn); color: var(--on-title); font-weight: 600; text-decoration: none; transition: transform .2s var(--tc-ease), border-color .2s, color .2s; }
.tc-404__link:hover { transform: translateY(-2px); border-color: var(--on-accent); color: var(--on-accent); }
.tc-404__link svg { width: 20px; height: 20px; color: var(--on-accent); }

/* ---------- Hero dạng banner trình chiếu ---------- */
.tc-hero--banner { position: relative; isolation: isolate; display: flex; flex-direction: column; justify-content: center; min-height: clamp(560px, 86vh, 820px); padding: 96px 0 150px; overflow: hidden; background: var(--tc-navy-900); }
.tc-hero__slides { position: absolute; inset: 0; z-index: -1; }
.tc-hero__slides::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4, 13, 29, .92) 0%, rgba(4, 13, 29, .72) 34%, rgba(4, 13, 29, .18) 72%, rgba(4, 13, 29, .05) 100%), linear-gradient(0deg, rgba(4, 13, 29, .85) 0%, transparent 38%); }
.tc-hero__slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.4s ease; }
.tc-hero__slide.is-active { opacity: 1; }
.tc-hero__bgimg { width: 100%; height: 100%; max-width: none; object-fit: cover; object-position: 70% center; }
.tc-hero__slide.is-active .tc-hero__bgimg { animation: tc-zoom-out calc(var(--tc-speed, 6000ms) + 1500ms) linear both; }
.tc-hero__inner { position: relative; width: 100%; }
/* Hàng tràn viền của Flatsome bỏ khung .container (.row-collapse > .col .container, .row .container), nên tự canh chữ và chấm theo khung nội dung.
   Selector phải mạnh hơn 3 class vì techcore.css nạp trước flatsome.css. */
.tc-hero.tc-hero--banner .tc-hero__inner.container, .tc-hero.tc-hero--banner .tc-hero__dots.container { box-sizing: border-box; width: 100%; max-width: var(--tc-width); margin-left: auto; margin-right: auto; padding-left: 15px; padding-right: 15px; }
.tc-hero--banner .tc-hero__body { max-width: 640px; }
.tc-hero--banner .tc-hero__title { font-size: clamp(38px, 5.4vw, 66px); text-shadow: 0 2px 24px rgba(0, 0, 0, .25); }
.tc-hero--banner .tc-hero__sub { color: var(--tc-on-dark); }
.tc-hero--banner .tc-feature__icon { width: 44px; height: 44px; border-radius: var(--tc-radius-round); background: var(--tc-white-10); border: 1px solid var(--tc-white-25); color: var(--tc-cyan); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); }
.tc-hero--banner .tc-feature__icon svg { width: 22px; height: 22px; stroke-width: 1.8; }
.tc-hero__title span, .tc-hero__sub, .tc-hero .tc-features, .tc-hero .tc-actions { animation: tc-up 1s var(--tc-ease) both; }
.tc-hero__title span:nth-child(2) { animation-delay: .1s; }
.tc-hero__title span:nth-child(3) { animation-delay: .2s; }
.tc-hero__sub { animation-delay: .3s; }
.tc-hero .tc-features { animation-delay: .4s; }
.tc-hero .tc-actions { animation-delay: .5s; }
.tc-hero__visual { animation: tc-fade-in 1.2s var(--tc-ease) .2s both; }
.tc-hero__dots { position: absolute; left: 0; right: 0; bottom: 104px; display: flex; gap: 10px; }
.tc-hero__dot { position: relative; width: 44px; height: 24px; min-height: 0; margin: 0; padding: 0; background: none; border: 0; cursor: pointer; }
.tc-hero__dot span { position: absolute; left: 0; right: 0; top: 11px; height: 3px; overflow: hidden; border-radius: 2px; background: var(--tc-white-25); }
.tc-hero__dot span::after { content: ''; position: absolute; inset: 0; background: var(--tc-cyan); transform: scaleX(0); transform-origin: left; }
.tc-hero__dot.is-active span::after { transform: scaleX(1); }
.tc-hero.is-playing .tc-hero__dot.is-active span::after { animation: tc-progress var(--tc-speed, 6000ms) linear both; }
.tc-hero__dot:hover span { background: var(--tc-white-55); }
/* Thanh số liệu nổi lên mép dưới banner */
.tc-hero--banner + .tc-stats { position: relative; z-index: 2; max-width: var(--tc-width); margin: -84px auto 56px; background: rgba(10, 31, 60, .72); border-color: var(--tc-white-10); box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .6); backdrop-filter: blur(16px) saturate(140%); -webkit-backdrop-filter: blur(16px) saturate(140%); animation: tc-up 1s var(--tc-ease) .6s both; }

/* ---------- Hiệu ứng khi cuộn (JS thêm class tc-anim vào html và tc-reveal vào phần tử) ---------- */
html { scroll-behavior: smooth; }
.tc-anim .tc-reveal { opacity: 0; transform: translate3d(0, 34px, 0); transition: opacity .9s var(--tc-ease) var(--tc-d, 0ms), transform 1s var(--tc-ease) var(--tc-d, 0ms); }
.tc-anim .tc-reveal.is-in { opacity: 1; transform: none; }
/* Ảnh khối chia đôi hiện sẵn ở dạng mờ rồi rõ dần, ảnh bên trong thu về đúng cỡ.
   Không che kín ảnh (kiểu rèm) vì lúc chưa chạy hiệu ứng khối chỉ còn nền trống. */
.tc-anim .tc-split__media.tc-reveal { opacity: .3; transform: none; transition: opacity 1.1s var(--tc-ease) var(--tc-d, 0ms); }
.tc-anim .tc-split__media.tc-reveal img { transform: scale(1.15); transition: transform 1.8s var(--tc-ease) var(--tc-d, 0ms); }
.tc-anim .tc-split__media.tc-reveal.is-in { opacity: 1; }
.tc-anim .tc-split__media.tc-reveal.is-in img { transform: none; }
/* Ảnh trong thư viện hiện ra kèm zoom nhẹ */
.tc-anim .tc-gallery .tc-img.tc-reveal { transform: scale(.96); }
.tc-anim .tc-gallery .tc-img.tc-reveal.is-in { transform: none; }

/* Ảnh trong thẻ: zoom chậm và mượt hơn khi rê chuột */
.tc-service__media .tc-img, .tc-project__media .tc-img, .tc-post__media .tc-img { transition: transform .9s var(--tc-ease); }
.tc-service:hover .tc-service__media .tc-img, .tc-project:hover .tc-project__media .tc-img, .tc-post:hover .tc-post__media .tc-img { transform: scale(1.07); }
.tc-project__media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(6, 19, 40, .45), transparent 55%); opacity: 0; transition: opacity .5s var(--tc-ease); pointer-events: none; }
.tc-project:hover .tc-project__media::after { opacity: 1; }

/* Nút chính có vệt sáng lướt qua khi rê chuột */
.tc-btn--orange, .tc-btn--cyan { position: relative; overflow: hidden; isolation: isolate; }
.tc-btn--orange::before, .tc-btn--cyan::before { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(110deg, transparent 25%, rgba(255, 255, 255, .5) 50%, transparent 75%); transform: translateX(-110%); transition: transform .9s var(--tc-ease); }
.tc-btn--orange:hover::before, .tc-btn--cyan:hover::before { transform: translateX(110%); }
.tc-btn:hover { box-shadow: 0 12px 26px -12px rgba(6, 19, 40, .45); }
.tc-btn--link:hover, .tc-btn--outline:hover, .tc-btn--outline-cyan:hover { box-shadow: none; }

/* Header nền kính mờ khi cuộn xuống */
#header .header-main, #header .header-wrapper { transition: background-color .4s ease, box-shadow .4s ease, height .3s ease; }
.tc-scrolled #header .stuck .header-main { background-color: rgba(6, 19, 40, .82) !important; box-shadow: 0 12px 32px -18px rgba(0, 0, 0, .6); backdrop-filter: blur(14px) saturate(150%); -webkit-backdrop-filter: blur(14px) saturate(150%); }
#header .logo img { transition: transform .4s var(--tc-ease); }
#header .logo a:hover img { transform: scale(1.04); }

/* ---------- Xem ảnh lớn ---------- */
.tc-img.is-zoomable { cursor: zoom-in; }
.tc-img.is-zoomable img { transition: transform .8s var(--tc-ease), filter .4s; }
.tc-img.is-zoomable:hover img { transform: scale(1.05); }
.tc-lb-lock, .tc-lb-lock body { overflow: hidden; }
.tc-lb { position: fixed; inset: 0; z-index: 100000; display: grid; grid-template-columns: 64px minmax(0, 1fr) 64px; align-items: center; padding: 24px; background: rgba(4, 13, 29, .94); opacity: 0; visibility: hidden; transition: opacity .35s ease, visibility .35s; }
.tc-lb.is-open { opacity: 1; visibility: visible; }
.tc-lb__fig { grid-column: 2; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px; height: 100%; margin: 0; }
.tc-lb__fig img { max-width: 100%; max-height: calc(100vh - 110px); border-radius: var(--tc-radius); box-shadow: 0 30px 80px -20px rgba(0, 0, 0, .8); opacity: 0; transform: scale(.97); transition: opacity .4s ease, transform .5s var(--tc-ease); }
.tc-lb__fig img.is-loaded { opacity: 1; transform: none; }
.tc-lb__count { color: var(--tc-on-dark); font-size: 14px; font-variant-numeric: tabular-nums; }
.tc-lb button { display: grid; place-items: center; min-height: 0; margin: 0; padding: 0; border: 1px solid var(--tc-white-25); border-radius: var(--tc-radius-round); background: var(--tc-white-06); color: var(--tc-white); font-family: var(--tc-font); line-height: 1; cursor: pointer; transition: background-color .2s, border-color .2s; }
.tc-lb button:hover { background: var(--tc-cyan); border-color: var(--tc-cyan); color: var(--tc-navy-900); }
.tc-lb__nav { width: 52px; height: 52px; font-size: 34px; }
.tc-lb__prev { grid-column: 1; grid-row: 1; }
.tc-lb__next { grid-column: 3; grid-row: 1; }
.tc-lb__close { position: absolute; top: 18px; right: 18px; width: 46px; height: 46px; font-size: 30px; }

@keyframes tc-up { from { opacity: 0; transform: translate3d(0, 26px, 0); } to { opacity: 1; transform: none; } }
@keyframes tc-fade-in { from { opacity: 0; transform: scale(.97); } to { opacity: 1; transform: none; } }
@keyframes tc-zoom-out { from { transform: scale(1.12); } to { transform: scale(1); } }
@keyframes tc-progress { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* ---------- Nút gọi và nút tư vấn cố định trên mobile ---------- */
.tc-mobile-bar { display: none; }

/* ---------- Nút chat Zalo nổi (góc trái dưới, góc phải là nút lên đầu trang) ---------- */
.tc-zalo { position: fixed; left: 20px; bottom: 20px; z-index: 89; display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; color: #fff; background: #0068ff; box-shadow: 0 8px 22px rgba(0, 104, 255, .38); transition: transform .25s var(--tc-ease), box-shadow .25s var(--tc-ease); }
.tc-zalo::before { content: ""; position: absolute; inset: 0; border-radius: inherit; border: 2px solid #0068ff; animation: tc-zalo-ring 2.4s ease-out infinite; pointer-events: none; }
.tc-zalo .tc-svg { width: 32px; height: 32px; }
.tc-zalo:hover, .tc-zalo:focus-visible { color: #fff; transform: translateY(-2px); box-shadow: 0 12px 26px rgba(0, 104, 255, .45); }
.tc-zalo__tip { position: absolute; left: calc(100% + 10px); top: 50%; padding: 6px 12px; border-radius: 6px; font-size: 13px; font-weight: 600; line-height: 1.2; white-space: nowrap; color: #fff; background: var(--tc-navy-900); opacity: 0; transform: translate(-6px, -50%); transition: opacity .2s var(--tc-ease), transform .2s var(--tc-ease); pointer-events: none; }
.tc-zalo:hover .tc-zalo__tip, .tc-zalo:focus-visible .tc-zalo__tip { opacity: 1; transform: translate(0, -50%); }
@keyframes tc-zalo-ring { from { opacity: .7; transform: scale(1); } to { opacity: 0; transform: scale(1.55); } }

/* ---------- Tablet và nhỏ hơn ---------- */
@media (max-width: 1100px) {
  .tc-stat { padding: 4px 12px; gap: 10px; }
  .tc-stat__icon { width: 36px; height: 36px; }
  .tc-stat__icon svg { width: 28px; height: 28px; }
  .tc-stat__num { font-size: 24px; }
  .tc-step { padding-right: 0; flex-direction: column; }
  .tc-step__arrow { display: none; }
  #header .header-nav-main > li { margin: 0 9px; }
}
@media (max-width: 849px) {
  .footer-wrapper { padding-bottom: 68px; background: var(--tc-navy-900); }
  .tc-mobile-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 90; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 8px 12px calc(8px + env(safe-area-inset-bottom)); background: var(--tc-navy-900); border-top: 1px solid var(--tc-line-dark); }
  .tc-mobile-bar .tc-btn { min-height: 52px; padding: 0 10px; }
  .back-to-top { bottom: 84px !important; }
  .tc-zalo { left: 12px; bottom: calc(80px + env(safe-area-inset-bottom)); width: 50px; height: 50px; }
  .tc-zalo .tc-svg { width: 28px; height: 28px; }
  .tc-zalo__tip { display: none; }

  .tc-hero { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .tc-hero--banner { min-height: 0; padding: 72px 0 132px; }
  .tc-hero__slides::after { background: linear-gradient(90deg, rgba(4, 13, 29, .9), rgba(4, 13, 29, .55)), linear-gradient(0deg, rgba(4, 13, 29, .9) 0%, transparent 45%); }
  .tc-hero__dots { bottom: 86px; }
  .tc-hero--banner + .tc-stats { margin: -64px 15px 40px; }
  .tc-pagehead.has-bg { padding: 72px 0 64px; }
  .tc-lb { grid-template-columns: minmax(0, 1fr); padding: 64px 12px 24px; }
  .tc-lb__fig { grid-column: 1; }
  .tc-lb__fig img { max-height: calc(100vh - 180px); }
  .tc-lb__nav { position: absolute; bottom: 18px; width: 46px; height: 46px; font-size: 28px; }
  .tc-lb__prev { left: calc(50% - 60px); }
  .tc-lb__next { right: calc(50% - 60px); }
  .tc-hero__visual { display: none; }
  .tc-hero__visual.is-mobile { display: block; }
  .tc-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 20px; }
  .tc-stat { justify-content: flex-start; }
  .tc-stat:nth-child(odd) { border-left: 0; }
  .tc-stat:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .tc-projects, .tc-posts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tc-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
  .tc-step { flex-direction: row; }
  .tc-split { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  .tc-split.is-img-right .tc-split__media { order: 0; }
  .tc-split--full { gap: 0; }
  .tc-split--full .tc-split__media { min-height: 0; }
  .tc-split--full .tc-img { height: auto; padding-top: 56%; }
  .tc-split--full .tc-split__body, .tc-split--full.is-img-right .tc-split__body { padding: 44px 15px; }
  .tc-cta { flex-direction: column; align-items: flex-start; gap: 24px; }
  .tc-cta__actions { align-items: flex-start; }
  .tc-cta.tc-a-center { align-items: center; }
  .tc-timeline { grid-auto-flow: row; gap: 0; padding-left: 28px; text-align: left; }
  .tc-timeline::before { left: 8px; right: auto; top: 0; bottom: 0; width: 2px; height: auto; }
  .tc-timeline__item { padding: 0 0 26px; }
  .tc-timeline__dot { position: absolute; left: -28px; top: 6px; margin: 0; }
  .tc-timeline__year { margin-bottom: 4px; font-size: 20px; }
  .tc-logos { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .tc-col-end { margin-top: -22px; }
  .tc-col-end .col-inner { justify-content: flex-start; }
  .has-featured .tc-post--featured { flex-direction: column; }
  .has-featured .tc-post--featured .tc-post__media { flex: none; }
  .has-featured .tc-post--featured .tc-post__body { padding: 20px; }
  .tc-badge-card { right: 12px; }
  .tc-article-page, .tc-archive { padding: 40px 0 52px; }
}

/* ---------- Mobile ---------- */
@media (max-width: 549px) {
  .tc-head h2, .tc-split__title { font-size: 27px; }
  .tc-head p { font-size: 16px; }
  .tc-hero__title { font-size: clamp(26px, 8.5vw, 38px); } /* Vừa để dòng giữa nằm trên một hàng */
  .tc-features { gap: 14px 18px; }
  .tc-feature { font-size: 14px; gap: 8px; max-width: none; }
  .tc-feature__icon { width: 32px; height: 32px; }
  .tc-feature__icon svg { width: 26px; height: 26px; }
  .tc-actions { gap: 10px; }
  .tc-actions .tc-btn { flex: 1 1 100%; }
  .tc-stats--bar { padding: 18px 4px; }
  .tc-stat__num { font-size: 22px; }
  .tc-stat__label { font-size: 13px; }
  .tc-projects, .tc-posts, .tc-posts--2 { grid-template-columns: minmax(0, 1fr); }
  .tc-steps { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .tc-step__icon { width: 52px; height: 52px; }
  .tc-step__num { font-size: 22px; }
  .tc-pagehead { padding: 44px 0 40px; }
  .tc-pagehead p { font-size: 16px; }
  .tc-phone { font-size: 21px; }
  .tc-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tc-logos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .tc-form { padding: 22px 18px; }
  .tc-form__grid { grid-template-columns: minmax(0, 1fr); }
  .tc-form .tc-btn { width: 100%; }
  .tc-fbottom { flex-direction: column; align-items: flex-start; }
  .tc-filter { flex-wrap: nowrap; justify-content: flex-start; margin-left: -15px; margin-right: -15px; padding: 0 15px 6px; overflow-x: auto; scrollbar-width: none; }
  .tc-filter button, .tc-filter a { flex: none; }
  .tc-map, .tc-map iframe { min-height: 300px; }
  .tc-badge-card { padding: 12px 16px; bottom: -16px; }
  .tc-badge-card strong { font-size: 30px; }
  .tc-prose { font-size: 16.5px; }
  .tc-prose blockquote { padding: 18px 18px 18px 52px; font-size: 16px; }
  .tc-404__link { width: 100%; }
}

/* ---------- Giảm chuyển động ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .button:hover, .tc-btn:hover, .tc-service:hover, .tc-project:hover, .tc-post:hover, .tc-box:hover, .tc-team:hover, .tc-404__link:hover, .tc-zalo:hover { transform: none; }
  .tc-btn:hover .tc-btn__arrow, a:hover .tc-link svg, .tc-footer .ux-menu-link__link:hover { transform: none; }
  .tc-service:hover .tc-service__media .tc-img, .tc-project:hover .tc-project__media .tc-img, .tc-post:hover .tc-post__media .tc-img { transform: none; }
}