/*
Theme Name: Kien Truc Tam Linh Viet
Theme URI: https://kientructamlinh.org/
Author: OpenAI
Description: Giao dien WordPress phong cach kien truc tam linh Viet - vang kim, nau go, do, den va trang kem.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
Text Domain: kien-truc-tam-linh
*/
:root{--red:#a51016;--red-dark:#690b10;--gold:#c99a42;--gold-light:#f2d99c;--brown:#59351f;--cream:#fff8ec;--ink:#211710;--white:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.7}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.container{width:min(1200px,92%);margin:auto}
.site-header{background:#fffdf8;border-bottom:2px solid var(--gold);position:relative;z-index:20}
.header-inner{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;min-width:230px}
.custom-logo{max-height:64px;width:auto}
.brand-mark{width:56px;height:56px;border:2px solid var(--red);border-radius:50%;display:grid;place-items:center;color:var(--red);font-size:30px}
.brand-title{font:700 24px/1.2 Georgia,serif;color:var(--red)}
.brand-tagline{font-size:12px;color:var(--brown)}
.main-nav ul{display:flex;align-items:center;gap:22px;list-style:none;padding:0;margin:0}
.main-nav a{font-size:14px;font-weight:700}
.main-nav a:hover,.main-nav .current-menu-item>a{color:var(--red)}
.menu-toggle{display:none;background:var(--red);color:#fff;border:0;padding:10px 14px;border-radius:4px}
.hero{min-height:540px;display:flex;align-items:center;position:relative;background:linear-gradient(90deg,rgba(28,14,8,.88),rgba(28,14,8,.55) 48%,rgba(28,14,8,.08)),url('https://images.unsplash.com/photo-1511818966892-d7d671e672a2?auto=format&fit=crop&w=2000&q=85') center/cover}
.hero:after{content:"";position:absolute;inset:12px;border:1px solid rgba(226,185,100,.6);pointer-events:none}
.hero-content{position:relative;z-index:1;color:#fff;padding:75px 0}
.eyebrow{color:var(--gold-light);letter-spacing:3px;text-transform:uppercase;font-size:13px;font-weight:bold}
.hero h1{font:700 clamp(42px,6vw,76px)/1.08 Georgia,serif;color:#fff3d9;max-width:680px;margin:18px 0}
.hero h1 span{color:#e8b64f}
.hero p{max-width:560px;font-size:18px;color:#fff8ec}
.button{display:inline-block;margin-top:20px;padding:12px 24px;background:var(--red);color:#fff;border:1px solid var(--gold);font-weight:700;border-radius:3px}
.button.gold{background:var(--gold);color:#26170b}
.button:hover{filter:brightness(1.12);transform:translateY(-2px)}
.service-bar{background:var(--red);color:#fff8e9;border-top:4px solid var(--gold);border-bottom:4px solid var(--gold)}
.service-list{display:grid;grid-template-columns:repeat(5,1fr)}
.service-item{text-align:center;padding:17px 8px;border-right:1px solid #ffffff40;font-family:Georgia,serif;font-weight:bold}
.service-item:last-child{border:0}
.service-item b{display:block;color:var(--gold-light);font-size:27px}
.section{padding:72px 0}
.section-heading{text-align:center;margin:0 auto 36px}
.section-heading small{color:var(--red);font-weight:bold;letter-spacing:3px;text-transform:uppercase}
.section-heading h2{font:700 clamp(29px,4vw,42px)/1.2 Georgia,serif;color:var(--red-dark);margin:9px 0}
.section-heading p{color:#765b43;margin:0}
.gold-line{width:85px;height:3px;background:var(--gold);margin:16px auto}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:#fff;border:1px solid #ead9bb;box-shadow:0 8px 25px #4c270f12;overflow:hidden}
.card-image{height:205px;overflow:hidden;background:#e8d8bf}
.card-image img{width:100%;height:100%;object-fit:cover;transition:.35s}
.card:hover .card-image img{transform:scale(1.05)}
.card-body{padding:19px}
.card h3{font:700 21px/1.3 Georgia,serif;color:var(--red-dark);margin:0 0 8px}
.card p{font-size:14px;color:#725d4c;margin:0 0 12px}
.more{font-size:14px;font-weight:bold;color:var(--red)}
.project-section{background:linear-gradient(120deg,#3b2115,#1d120d);color:#fff;border-block:5px solid var(--gold)}
.project-section .section-heading h2{color:#f0ca78}
.project-section .section-heading p{color:#e9d8bf}
.projects{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.project-card{height:300px;position:relative;overflow:hidden;border:1px solid var(--gold);border-radius:5px;background:#392416}
.project-card img{width:100%;height:100%;object-fit:cover;transition:.4s}
.project-card:hover img{transform:scale(1.06)}
.project-card:after{content:"";position:absolute;inset:30% 0 0;background:linear-gradient(transparent,rgba(20,9,4,.9))}
.project-caption{position:absolute;z-index:1;bottom:18px;left:20px;right:20px}
.project-caption h3{font:700 23px Georgia,serif;color:#ffe3a1;margin:0}
.project-caption p{margin:4px 0 0;font-size:13px;color:#fff}
.intro-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:45px}
.intro-image{height:390px;border:8px solid #fff;outline:1px solid var(--gold);background:#e5d3b8}
.intro-image img{width:100%;height:100%;object-fit:cover}
.intro-copy h2{font:700 37px/1.2 Georgia,serif;color:var(--red-dark);margin:8px 0 15px}
.intro-copy p{color:#634c39}
.check{color:var(--red);font-weight:bold}
.knowledge-section{background:#f5ead7}
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{background:#fff;border:1px solid #ead9bb;box-shadow:0 5px 20px #4c270f10;overflow:hidden}
.post-thumb{height:190px;background:#e8d8bf}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-body{padding:19px}
.post-body small{color:var(--red);font-weight:bold}
.post-body h3{font:700 20px/1.35 Georgia,serif;color:var(--red-dark);margin:8px 0}
.post-body p{font-size:14px;color:#725d4c}
.contact-band{text-align:center;padding:65px 20px;background:linear-gradient(120deg,#8c1115,#4d0b0d);color:#fff;border-top:4px solid var(--gold)}
.contact-band h2{font:700 36px Georgia,serif;color:#ffdf9a;margin:0 0 12px}
.contact-band p{max-width:680px;margin:0 auto}
.site-footer{background:#1c120d;color:#e9d8bf;padding:44px 0 20px;border-top:3px solid var(--gold)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:35px}
.site-footer h3{color:#e9bd65;font:700 21px Georgia,serif}
.site-footer a{display:block;margin:7px 0;font-size:14px}
.site-footer a:hover{color:#f5c45f}
.copyright{text-align:center;border-top:1px solid #76502d;margin-top:28px;padding-top:17px;font-size:13px}
.page-content{padding:55px 0;min-height:45vh}
.page-content h1,.page-content h2{color:var(--red-dark);font-family:Georgia,serif}
.page-content img{height:auto}
.entry-card{background:#fff;padding:24px;margin-bottom:22px;border:1px solid #ead9bb}
.entry-card h2{margin-top:0}
.pagination{padding:20px 0}
@media(max-width:900px){.header-inner{flex-wrap:wrap;padding:13px 0}.menu-toggle{display:block}.main-nav{display:none;width:100%}.main-nav.is-open{display:block}.main-nav ul{flex-wrap:wrap;gap:12px 20px;padding:12px 0}.cards{grid-template-columns:repeat(2,1fr)}.service-list{grid-template-columns:repeat(3,1fr)}.projects,.posts-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.brand-title{font-size:19px}.brand-mark{width:46px;height:46px}.hero{min-height:470px;background-position:62% center}.hero h1{font-size:43px}.hero p{font-size:15px}.service-list{grid-template-columns:repeat(2,1fr)}.service-item{font-size:13px;padding:13px 5px}.cards,.projects,.posts-grid,.intro-grid{grid-template-columns:1fr}.project-card{height:250px}.intro-image{height:260px}.section{padding:48px 0}.footer-grid{grid-template-columns:1fr}.section-heading h2{font-size:29px}.contact-band h2{font-size:29px}}
.main-nav li {
    position: relative;
}

.main-nav .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background: #fffdf8;
    border-top: 3px solid #a51016;
    box-shadow: 0 12px 25px #28160e30;
    z-index: 100;
}

.main-nav li:hover > .sub-menu,
.main-nav li:focus-within > .sub-menu {
    display: block;
}

.main-nav .sub-menu li {
    display: block;
    width: 100%;
}

.main-nav .sub-menu a {
    display: block;
    padding: 10px 16px;
    border-bottom: 1px solid #eee3d2;
}

.main-nav .sub-menu .sub-menu {
    left: 100%;
    top: 0;
}