/* ==========================================================================
   Kira XeTaiVN — design system
   Palette: navy #0d2642 / orange #f36e21 / steel #788ca2
   ========================================================================== */
:root{
  --navy:#0d2642; --navy-2:#153861; --orange:#f36e21; --orange-2:#ff8a3d;
  --ink:#1f2937; --muted:#5b6776; --line:#e6eaf0; --bg:#ffffff; --bg-soft:#f3f6fa;
  --steel:#788ca2; --ok:#1f9d55; --radius:12px; --radius-sm:8px;
  --shadow:0 8px 30px rgba(13,38,66,.08); --shadow-sm:0 2px 10px rgba(13,38,66,.06);
  --wrap:1180px; --content:760px; --font:"Be Vietnam Pro","Segoe UI",Roboto,Arial,"Helvetica Neue",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;font-size:16.5px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy-2);text-decoration:none;transition:color .15s}
a:hover{color:var(--orange)}
h1,h2,h3,h4{font-weight:700;line-height:1.25;color:var(--navy);margin:0 0 .6em}
h1{font-size:2.1rem} h2{font-size:1.7rem} h3{font-size:1.3rem}
p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.1em;padding-left:1.3em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;gap:.5em;background:var(--orange);color:#fff;padding:.7em 1.4em;border-radius:var(--radius-sm);font-weight:600;border:0;cursor:pointer;transition:transform .12s,background .15s}
.btn:hover{background:var(--orange-2);color:#fff;transform:translateY(-1px)}
.btn--ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.7)}
.btn--ghost:hover{background:#fff;color:var(--navy)}
.btn--navy{background:var(--navy)}
.btn--navy:hover{background:var(--navy-2);color:#fff}
.screen-reader-text{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-999px}
.skip-link:focus{left:8px;top:8px;background:#fff;padding:8px 14px;z-index:1000;border-radius:6px}
.section{padding:62px 0}
.section--soft{background:var(--bg-soft)}
.section__head{text-align:center;max-width:680px;margin:0 auto 40px}
.section__head .eyebrow{color:var(--orange);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.82rem}
.section__head h2{margin:.3em 0 .35em;font-size:2rem}
.section__head p{color:var(--muted);margin:0}

/* ---------- Top bar ---------- */
.topbar{background:var(--navy);color:#cdd8e6;font-size:.86rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:42px;flex-wrap:wrap}
.topbar a{color:#cdd8e6}.topbar a:hover{color:#fff}
.topbar__info{display:flex;gap:22px;flex-wrap:wrap}
.topbar__info span{display:inline-flex;align-items:center;gap:6px}
.topbar__social{display:flex;gap:14px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;box-shadow:var(--shadow-sm)}
.site-header .wrap{display:flex;align-items:center;gap:24px;min-height:84px}
.site-branding img{max-height:58px;width:auto}
.site-branding .site-title{font-size:1.4rem;margin:0;color:var(--navy)}
.site-branding .site-desc{font-size:.8rem;color:var(--orange);font-weight:600}
.main-nav{margin-left:auto}
.main-nav ul{list-style:none;display:flex;gap:6px;margin:0;padding:0}
.main-nav a{display:block;padding:.7em .95em;font-weight:600;color:var(--navy);border-radius:8px}
.main-nav a:hover,.main-nav .current-menu-item>a,.main-nav .current_page_item>a{color:var(--orange);background:var(--bg-soft)}
.main-nav .menu-item-has-children{position:relative}
.main-nav .sub-menu{position:absolute;left:0;top:100%;min-width:220px;background:#fff;box-shadow:var(--shadow);border-radius:10px;padding:8px;display:none;flex-direction:column}
.main-nav .menu-item-has-children:hover .sub-menu{display:flex}
.main-nav .sub-menu a{padding:.55em .8em}
.header-cta{display:inline-flex;align-items:center;gap:8px;background:var(--bg-soft);padding:.55em .9em;border-radius:10px;font-weight:700;color:var(--navy)}
.header-cta b{color:var(--orange)}
.nav-toggle{display:none;background:var(--navy);color:#fff;border:0;border-radius:8px;width:46px;height:42px;font-size:1.4rem;cursor:pointer;margin-left:auto}

/* ---------- Hero slider ---------- */
.hero{position:relative;background:var(--navy);overflow:hidden}
.hero__slide{display:none;position:relative}
.hero__slide.is-active{display:block;animation:fade .6s ease}
@keyframes fade{from{opacity:.3}to{opacity:1}}
.hero__bg{aspect-ratio:1600/660;background-size:cover;background-position:center;width:100%}
.hero__overlay{position:absolute;inset:0;display:flex;align-items:center;background:linear-gradient(90deg,rgba(8,20,38,.82) 0%,rgba(8,20,38,.55) 45%,rgba(8,20,38,0) 72%)}
.hero__tag{display:inline-block;background:var(--orange);color:#fff;font-weight:700;padding:.4em 1.1em;border-radius:30px;font-size:.86rem;text-transform:uppercase;letter-spacing:.05em}
.hero__title{color:#fff;font-size:clamp(1.7rem,4vw,3.4rem);margin:.45em 0 .25em;max-width:14ch;line-height:1.12}
.hero__sub{color:#d6e0ec;font-size:clamp(.98rem,1.5vw,1.3rem);max-width:48ch;margin:0 0 1.4em}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap}
.hero__dots{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);display:flex;gap:10px}
.hero__dots button{width:12px;height:12px;border-radius:50%;border:0;background:rgba(255,255,255,.5);cursor:pointer}
.hero__dots button.is-active{background:var(--orange)}
.hero__arrow{position:absolute;top:50%;transform:translateY(-50%);background:rgba(13,38,66,.45);color:#fff;border:0;width:48px;height:48px;border-radius:50%;font-size:1.5rem;cursor:pointer;z-index:2}
.hero__arrow:hover{background:var(--orange)}
.hero__arrow--prev{left:18px}.hero__arrow--next{right:18px}

/* ---------- Quick stats ---------- */
.stats{background:var(--navy);color:#fff}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:34px 20px}
.stat{text-align:center}
.stat b{display:block;font-size:2rem;color:var(--orange-2)}
.stat span{color:#c6d2e0;font-size:.92rem}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:24px}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.grid--2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .15s,box-shadow .15s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card__media{position:relative;aspect-ratio:3/2;overflow:hidden;background:var(--bg-soft)}
.card__media img{width:100%;height:100%;object-fit:cover}
.card__tag{position:absolute;top:12px;left:12px;background:var(--orange);color:#fff;font-size:.74rem;font-weight:700;padding:.25em .7em;border-radius:30px}
.card__body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.card__body h3{font-size:1.12rem;margin:0}
.card__meta{font-size:.82rem;color:var(--muted);display:flex;gap:14px;flex-wrap:wrap}
.card__excerpt{color:var(--muted);font-size:.94rem;margin:0}
.card__price{color:var(--orange);font-weight:800;font-size:1.18rem}
.card__foot{margin-top:auto;padding-top:8px}
.card__link{font-weight:700;color:var(--navy)}
.card__link:hover{color:var(--orange)}

/* category pills */
.cat-grid .card__media{aspect-ratio:2/1}
.cat-grid .card__body{text-align:center}

/* ---------- Why us ---------- */
.feature{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.feature__icon{flex:0 0 52px;height:52px;border-radius:12px;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;color:var(--orange);font-size:1.5rem;font-weight:800}
.feature h3{font-size:1.08rem;margin:.1em 0 .3em}
.feature p{margin:0;color:var(--muted);font-size:.93rem}

/* ---------- Testimonials ---------- */
.testimonial{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);margin:0;display:flex;flex-direction:column;gap:12px}
.testimonial__stars{color:#f5a623;letter-spacing:2px;font-size:1.05rem}
.testimonial blockquote{margin:0;color:var(--ink);font-size:.98rem;line-height:1.6}
.testimonial figcaption{display:flex;align-items:center;gap:12px;margin-top:auto}
.testimonial__avatar{flex:0 0 44px;width:44px;height:44px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem}
.testimonial figcaption small{color:var(--muted)}

/* ---------- CTA banner ---------- */
.cta-band{position:relative;color:#fff;border-radius:18px;overflow:hidden;background:var(--navy) center/cover no-repeat;min-height:300px;display:flex;align-items:center}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(13,38,66,.92) 0%,rgba(13,38,66,.6) 55%,rgba(243,110,33,.25) 100%)}
.cta-band__inner{position:relative;padding:38px 44px;max-width:640px}
.cta-band__inner h2{color:#fff;font-size:clamp(1.4rem,2.6vw,2.1rem);margin:0 0 .3em}
.cta-band__inner p{color:#f0e6dd;margin:0 0 1.2em}
.cta-band__actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- Layout: content + sidebar ---------- */
.site-main{padding:42px 0}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.layout--full{grid-template-columns:1fr}
.page-head{background:var(--navy);color:#fff;padding:46px 0}
.page-head h1{color:#fff;margin:0 0 8px}
.page-head p{margin:0;color:#c6d2e0}
.breadcrumb{font-size:.85rem;color:#aab8c9;margin-bottom:10px}
.breadcrumb a{color:#dfe7f0}
.breadcrumb span[aria-current]{color:var(--orange-2)}

/* article */
.entry{background:#fff}
.entry__media{border-radius:var(--radius);overflow:hidden;margin-bottom:22px}
.entry__title{font-size:2rem;margin-bottom:10px}
.entry__meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:.88rem;margin-bottom:22px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.entry__meta a{color:var(--navy-2)}
.entry__content{font-size:1.05rem}
.entry__content h2{margin-top:1.4em}
.entry__content img{border-radius:10px;margin:1.2em 0}
.entry__content blockquote{border-left:4px solid var(--orange);margin:1.4em 0;padding:.4em 1.2em;background:var(--bg-soft);border-radius:0 10px 10px 0;color:var(--navy)}
.entry__content table{width:100%;border-collapse:collapse;margin:1.2em 0}
.entry__content th,.entry__content td{border:1px solid var(--line);padding:.7em 1em;text-align:left}
.entry__content th{background:var(--navy);color:#fff}
.entry__content tr:nth-child(even) td{background:var(--bg-soft)}
.entry__tags{margin-top:26px;display:flex;gap:8px;flex-wrap:wrap}
.entry__tags a{background:var(--bg-soft);padding:.3em .8em;border-radius:30px;font-size:.84rem}
.entry__share{margin-top:24px;display:flex;gap:10px;align-items:center;color:var(--muted)}

/* related */
.related{margin-top:46px;padding-top:30px;border-top:1px solid var(--line)}

/* ---------- Sidebar ---------- */
.sidebar .widget{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:24px;box-shadow:var(--shadow-sm)}
.sidebar .widget-title{font-size:1.05rem;margin:0 0 14px;padding-bottom:10px;border-bottom:2px solid var(--orange);display:inline-block}
.sidebar ul{list-style:none;padding:0;margin:0}
.sidebar li{padding:8px 0;border-bottom:1px dashed var(--line)}
.sidebar li:last-child{border-bottom:0}
.widget_search .search-form{display:flex;gap:8px}
.search-form input[type=search]{flex:1;padding:.65em .8em;border:1px solid var(--line);border-radius:8px;font:inherit}
.search-form button{border:0;background:var(--navy);color:#fff;border-radius:8px;padding:0 1em;cursor:pointer}
.widget-post{display:flex;gap:12px;align-items:center}
.widget-post img{width:72px;height:54px;object-fit:cover;border-radius:8px;flex:0 0 72px}
.widget-post a{font-weight:600;font-size:.92rem;line-height:1.35;color:var(--navy)}
.widget-post span{display:block;font-size:.78rem;color:var(--muted)}
.widget-contact{background:var(--navy);color:#fff}
.widget-contact .widget-title{color:#fff;border-color:var(--orange-2)}
.widget-contact a{color:#fff}
.tagcloud a{display:inline-block;background:var(--bg-soft);padding:.3em .7em;border-radius:30px;margin:0 4px 6px 0;font-size:.82rem!important}

/* ---------- Pagination ---------- */
.pagination{display:flex;gap:8px;justify-content:center;margin-top:38px;flex-wrap:wrap}
.pagination .page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 12px;border:1px solid var(--line);border-radius:8px;font-weight:600;color:var(--navy)}
.pagination .current{background:var(--orange);color:#fff;border-color:var(--orange)}
.pagination a:hover{border-color:var(--orange);color:var(--orange)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-info li{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line);list-style:none}
.contact-info{padding:0;margin:0}
.contact-info b{color:var(--navy)}
.contact-form label{display:block;font-weight:600;margin:0 0 6px;color:var(--navy)}
.contact-form input,.contact-form textarea{width:100%;padding:.7em .9em;border:1px solid var(--line);border-radius:8px;font:inherit;margin-bottom:16px}
.map-embed{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);margin-top:20px}
.map-embed iframe{width:100%;height:320px;border:0;display:block}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#c6d2e0;padding-top:54px;font-size:.95rem}
.site-footer h4{color:#fff;font-size:1.05rem;margin-bottom:16px}
.site-footer a{color:#c6d2e0}.site-footer a:hover{color:var(--orange-2)}
.footer-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:40px}
.footer-cols ul{list-style:none;padding:0;margin:0}
.footer-cols li{padding:5px 0}
.footer-brand img{max-height:54px;margin-bottom:14px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;text-align:center;font-size:.86rem;color:#9fb0c4}
.footer-social{display:flex;gap:14px;margin-top:14px}
.footer-social a{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center}
.footer-social a:hover{background:var(--orange)}

/* ---------- 404 / no results ---------- */
.notice-box{text-align:center;max-width:560px;margin:40px auto;padding:46px 24px;background:var(--bg-soft);border-radius:var(--radius)}
.notice-box .big{font-size:4rem;color:var(--orange);font-weight:800;line-height:1}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
  .stats .wrap{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  body{font-size:16px}
  h1{font-size:1.7rem}h2{font-size:1.4rem}
  .nav-toggle{display:block}
  .main-nav{position:fixed;inset:0 0 0 auto;width:280px;max-width:84vw;background:#fff;transform:translateX(100%);transition:transform .25s;box-shadow:var(--shadow);padding:78px 18px 18px;overflow:auto;z-index:60}
  .main-nav.is-open{transform:none}
  .main-nav ul{flex-direction:column;gap:2px}
  .main-nav .sub-menu{position:static;display:flex;box-shadow:none;padding-left:12px}
  .header-cta{display:none}
  .nav-backdrop{display:none;position:fixed;inset:0;background:rgba(13,38,66,.45);z-index:55}
  .nav-backdrop.is-open{display:block}
}
@media(max-width:520px){
  .grid--4,.grid--3,.grid--2,.cat-grid.grid--4{grid-template-columns:1fr}
  .section{padding:44px 0}
  .topbar__info{display:none}
}