:root{
  --navy:#12314e; --steel:#1e5f8e; --steel-dark:#174a70; --accent:#2b7cb8;
  --bg:#f6f8fa; --card:#ffffff; --line:#e3e9ef; --text:#2c3844; --muted:#5c6b7a;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter','Segoe UI',Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}
a{color:var(--accent);text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1100px;margin:0 auto;padding:0 24px}

/* ---------- top bar ---------- */
.topbar{background:var(--navy);color:#cdd9e4;font-size:.8rem}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding:6px 24px;gap:12px;flex-wrap:wrap}
.topbar a{color:#e8f0f7}
.topbar span{white-space:nowrap}
/*==================================================
    HEADER
==================================================*/

.site-header{
    position:sticky;
    top:0;
    left:0;
    width:100%;
    z-index:999;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:0 1px 8px rgba(18,49,78,.06);
    transition:.35s ease;
}

.site-header .nav{

    max-width:1100px;

    margin:auto;

    padding:14px 24px;

    display:flex;

    align-items:center;

    justify-content:space-between;

}

/*==================================================
    LOGO
==================================================*/

.brand{
    display:flex;
    align-items:center;
    gap:12px;
    text-decoration:none;
    flex-shrink:0;
}

.brand .mark{
    width:42px;
    height:42px;
}

.brand-name{
    font-size:1.05rem;
    color:var(--navy);
    font-weight:800;
    line-height:1.2;
}

.brand-name small{
    display:block;
    margin-top:2px;
    font-size:.68rem;
    color:var(--muted);
    font-weight:500;
    letter-spacing:.12em;
}

/*==================================================
    DESKTOP MENU
==================================================*/

.desktop-menu{
    display:flex;
    align-items:center;
    gap:5px;
}

.desktop-menu a{
    padding:10px 16px;
    color:var(--navy);
    text-decoration:none;
    font-size:.92rem;
    font-weight:600;
    border-radius:6px;
    transition:.30s;
}

.desktop-menu a:hover{
    background:#eef4f9;
    color:var(--steel);
}

.desktop-menu a.active{
    background:var(--steel);
    color:#fff;
}

/*==================================================
    HAMBURGER
==================================================*/

.menu-toggle{
    display:none;
    width:44px;
    height:44px;
    background:none;
    border:none;
    cursor:pointer;
    position:relative;
    padding:0;
}

.menu-toggle span{
    display:block;
    width:26px;
    height:2px;
    margin:6px auto;
    background:#12314e; /*background:var(--navy);*/
    transition:.35s;
    border-radius:2px;
}

/*==================================================
    STICKY EFFECT
==================================================*/

.site-header .scrolled{
    box-shadow:0 6px 20px rgba(0,0,0,.10);
}

/* ---------- hero ---------- */
.hero{
	background:linear-gradient(135deg,var(--navy) 0%,var(--steel-dark) 55%,var(--steel) 100%);
	color:#fff;position:relative;overflow:hidden
}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.05)}
.hero::before{content:"";position:absolute;right:60px;bottom:-160px;width:340px;height:340px;border-radius:50%;background:rgba(255,255,255,.04)}
.hero .container{padding:84px 24px;position:relative;z-index:1}
.hero .kicker{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:5px 14px;border-radius:999px;font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:20px}
.hero h1{font-size:clamp(1.7rem,4vw,2.7rem);font-weight:800;line-height:1.2;max-width:760px}
.hero h1 span{color:#9fd0f2}
.hero p{margin-top:18px;max-width:680px;color:#d6e4ef;font-size:1.02rem}
.hero .cta{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 26px;border-radius:8px;font-weight:700;font-size:.92rem}
.btn-primary{background:#fff;color:var(--steel-dark)}
.btn-primary:hover{background:#e9f2f9}
.btn-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1)}

/* ---------- page hero (inner pages) ---------- */
.page-hero{background:linear-gradient(135deg,var(--navy),var(--steel));color:#fff}
.page-hero .container{padding:48px 24px}
.page-hero h1{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800}
.page-hero p{color:#cfe0ee;margin-top:8px;max-width:720px}
.crumb{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:#9fc4de;margin-bottom:10px}

/* ---------- sections ---------- */
section.block{padding:56px 0}
section.block.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2.sec{color:var(--navy);font-size:1.55rem;font-weight:800;margin-bottom:8px}
p.sec-sub{color:var(--muted);max-width:720px;margin-bottom:28px}
.rule{width:56px;height:4px;background:var(--accent);border-radius:2px;margin:14px 0 26px}

/* ---------- cards ---------- */
.grid{display:grid;gap:20px}
.grid.c3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid.c2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:26px;box-shadow:0 1px 4px rgba(18,49,78,.05)}
.card h3{color:var(--navy);font-size:1.08rem;margin-bottom:10px;display:flex;align-items:center;gap:10px}
.card p{color:var(--muted);font-size:.93rem}
.card .num{color:var(--accent);font-weight:800;font-size:.8rem;letter-spacing:.1em}
.icon{width:40px;height:40px;flex:0 0 40px;border-radius:9px;background:#e8f2fa;display:flex;align-items:center;justify-content:center;color:var(--steel)}
.icon svg{width:22px;height:22px}

/* ---------- stats strip ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:18px;text-align:center}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 12px}
.stat b{display:block;color:var(--steel);font-size:1.7rem;font-weight:800}
.stat span{color:var(--muted);font-size:.85rem}

/* ---------- lists ---------- */
ul.ticks{list-style:none}
ul.ticks li{padding:9px 0 9px 32px;position:relative;border-bottom:1px dashed var(--line);color:var(--text);font-size:.95rem}
ul.ticks li:last-child{border-bottom:none}
ul.ticks li::before{content:"";position:absolute;left:0;top:13px;width:18px;height:18px;border-radius:50%;
  background:var(--accent);
  -webkit-mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="black" d="M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20zm-1.2 14.6-4.3-4.3 1.7-1.7 2.6 2.6 5.6-5.6 1.7 1.7-7.3 7.3z"/></svg>') center/contain no-repeat;
  mask:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path fill="black" d="M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20zm-1.2 14.6-4.3-4.3 1.7-1.7 2.6 2.6 5.6-5.6 1.7 1.7-7.3 7.3z"/></svg>') center/contain no-repeat}

/* ---------- product table ---------- */
.prod{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.prod-row{display:grid;grid-template-columns:280px 1fr;border-bottom:1px solid var(--line)}
.prod-row:last-child{border-bottom:none}
.prod-row:nth-child(even){background:#fafcfe}
.prod-cat{padding:16px 20px;font-weight:700;color:var(--navy);font-size:.92rem;display:flex;align-items:center;gap:10px}
.prod-cat::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--accent);flex:0 0 8px}
.prod-cat a{color:var(--navy);}
.prod-grades{padding:16px 20px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.chip{background:#eef4f9;border:1px solid #d7e5f0;color:var(--steel-dark);padding:4px 12px;border-radius:999px;font-size:.82rem;font-weight:600}
@media(max-width:640px)
{
	.prod-row{
		grid-template-columns:1fr;
	}
	.prod-cat{
		padding-bottom:2px;
	}
	.topbar{
		font-size:.7rem;
	}
}

/* ---------- material detail accordions ---------- */
.mat-group{margin-top:34px}
.mat-group h3.grp{color:var(--navy);font-size:1.12rem;font-weight:800;margin-bottom:14px;padding-left:12px;border-left:4px solid var(--accent)}
details.mat{background:#fff;border:1px solid var(--line);border-radius:10px;margin-bottom:10px;overflow:hidden}
details.mat summary{cursor:pointer;padding:15px 20px;font-weight:700;color:var(--navy);list-style:none;display:flex;align-items:center;justify-content:space-between;gap:10px}
details.mat summary::-webkit-details-marker{display:none}
details.mat summary .sub{font-weight:500;color:var(--muted);font-size:.82rem}
details.mat summary::after{content:"+";color:var(--accent);font-size:1.25rem;font-weight:700;flex:0 0 auto}
details.mat[open] summary::after{content:"\2212"}
details.mat[open] summary{border-bottom:1px solid var(--line);background:#f8fbfd}
.mat-body{padding:18px 20px 22px}
.mat-body h4{color:var(--steel-dark);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;margin:16px 0 8px}
.mat-body h4:first-child{margin-top:0}
.mat-body p {
	font-size:.9rem;
	color:var(--text);
	margin-bottom:6px;
}
/* ---------- lists ---------- */
.mat-body ul.prod_list {
	list-style:none;
}
.mat-body ul.prod_list li {
	/*padding:9px 0 9px 32px;*/
	padding-left: 20px;
	position:relative;
	/*border-bottom:1px dashed var(--line);*/
	color:var(--text);
	font-size:.9rem;
}
.mat-body ul.prod_list li:last-child {
	border-bottom:none;
}
.mat-body ul.prod_list li::before { 
	content:"";
	position:absolute;
	left:0;
	top:8px;
	width:8px;
	height:8px;
	border-radius:2px;
	background:var(--accent);
	flex:0 0 8px;
}
/* ---------- END lists ---------- */


table.spec{border-collapse:collapse;width:auto;max-width:100%;font-size:.85rem;overflow-x:auto;display:block}
table.spec th,table.spec td{border:1px solid var(--line);padding:6px 14px;text-align:center;white-space:nowrap}
table.spec th{background:#eef4f9;color:var(--navy);font-weight:700}
table.spec td{color:var(--text)}

/* ---------- notice ---------- */
.notice{background:#fff8ec;border:1px solid #f2dfb8;border-radius:10px;padding:16px 20px;color:#7a5c1e;font-size:.9rem;margin-top:26px}

/* ---------- two column about ---------- */
.about-item{background:#fff;border:1px solid var(--line);border-left:5px solid var(--accent);border-radius:10px;padding:28px 30px;margin-bottom:22px}
.about-item h3{color:var(--navy);margin-bottom:12px;font-size:1.15rem}
.about-item p{color:var(--text);font-size:.95rem;margin-bottom:12px}
.about-item p:last-child{margin-bottom:0}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:26px}
@media(max-width:820px){.contact-grid{grid-template-columns:1fr}}
.c-item{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line)}
.c-item:last-child{border-bottom:none}
.c-item .icon{margin-top:2px}
.c-item b{display:block;color:var(--navy);font-size:.85rem;letter-spacing:.04em;text-transform:uppercase}
.c-item span,.c-item a{font-size:.95rem}
.map-frame{border:1px solid var(--line);border-radius:12px;overflow:hidden;min-height:380px;height:100%}
.map-frame iframe{width:100%;height:100%;min-height:380px;border:0}

/* ---------- facilities ---------- */
.fac-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.fac-ph
{
	height:170px;
	background:linear-gradient(135deg,#dfe9f1,#c8d8e6);
	display:flex;
	align-items:center;
	justify-content:center;
	color:#8aa2b5;
	font-size:.85rem;
	letter-spacing:.06em
}
.fac-ph img {
	width:100%;
	height:auto;
}
.fac-card .body{padding:20px 22px}
.fac-card h3{color:var(--navy);font-size:1.02rem;margin-bottom:6px}
.fac-card p{color:var(--muted);font-size:.88rem}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(135deg,var(--steel-dark),var(--steel));color:#fff;text-align:center}
.cta-band .container{padding:52px 24px}
.cta-band h2{font-size:1.5rem;font-weight:800}
.cta-band p{color:#d3e3ef;margin:10px auto 24px;max-width:560px}

/* ---------- footer ---------- */
footer{background:var(--navy);color:#b9c8d6;font-size:.88rem}
footer .container{padding:44px 24px 0}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;padding-bottom:34px}
@media(max-width:760px){.f-grid{grid-template-columns:1fr}}
footer h4{color:#fff;font-size:.95rem;margin-bottom:14px}
footer a{color:#b9c8d6;display:block;padding:3px 0}
footer a:hover{color:#fff}
.f-bottom{border-top:1px solid rgba(255,255,255,.12);padding:16px 0;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:.78rem;color:#8fa3b5}
.wa{display:inline-flex;align-items:center;gap:8px;background:#22b358;color:#fff!important;padding:9px 18px;border-radius:8px;font-weight:700;margin-top:10px;width:max-content}
.wa:hover{background:#1d9c4c}


/*==================================================
    DESKTOP RESPONSIVE
==================================================*/

@media (max-width:1100px){
    .site-header .nav{
        padding:14px 18px;
    }
}

/*==================================================
    TABLET
==================================================*/

@media (max-width:991px){
    .desktop-menu{
        display:none;
    }
	
    .menu-toggle{
        display:block;
    }

    .brand-name{
        font-size:.95rem;
    }

    .brand-name small{
        font-size:.60rem;
    }
}

/*==================================================
    SMALL MOBILE
==================================================*/

@media (max-width:576px){
    .site-header .nav{
        padding:12px 15px;
    }

    .brand .mark{
        width:38px;
        height:38px;
    }

    .brand-name{
        font-size:.88rem;
    }

    .brand-name small{
        display:none;
    }

    .menu-toggle{
        width:40px;
        height:40px;
    }

    .menu-toggle span{
        width:24px;
    }
}


/*==================================================
    MOBILE MENU OVERLAY
==================================================*/

.menu-overlay{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,.55);
    opacity:0;
    visibility:hidden;
    transition:all .35s ease;
    z-index:998;
    backdrop-filter:blur(2px);
}

.menu-overlay.active{
    opacity:1;
    visibility:visible;
}

/*==================================================
    MOBILE SLIDE MENU
==================================================*/

.mobile-menu{
    position:fixed;
    top:0;
    right:-420px;
    width:380px;
    max-width:88%;
    height:100vh;
    background:#ffffff;
    z-index:999;
    transition:right .45s cubic-bezier(.22,.61,.36,1);
    display:flex;
    flex-direction:column;
    align-items:center;
    overflow-y:auto;
    box-shadow:-8px 0 30px rgba(0,0,0,.15);
}

.mobile-menu.active{
    right:0;
}

/*==================================================
    CLOSE BUTTON
==================================================*/

.menu-close{
    width:48px;
    height:48px;
    margin:20px 20px 10px auto;
    background:none;
    border:0;
    color:var(--navy);
    font-size:42px;
    cursor:pointer;
    line-height:1;
    transition:.3s;
}

.menu-close:hover{
    transform:rotate(90deg);
    color:var(--steel);
}

/*==================================================
    MOBILE NAVIGATION
==================================================*/

.mobile-nav{
    width:100%;
    margin-top:20px;
    display:flex;
    flex-direction:column;
    align-items:center;
    padding:10px 35px;
}

.mobile-nav a{
    width:100%;
    text-align:center;
    padding:18px 0;
    color:var(--navy);
    text-decoration:none;
    font-size:20px;
    font-weight:600;
    letter-spacing:2px;
    text-transform:uppercase;
    border-bottom:1px solid #ececec;
    opacity:0;
    transform:translateX(30px);
    transition:
        opacity .45s ease,
        transform .45s ease,
        color .25s;
}

.mobile-nav a:hover{
    color:var(--steel);
}

.mobile-menu.active .mobile-nav a{
    opacity:1;
    transform:translateX(0);
}

/* Stagger animation */

.mobile-menu.active .mobile-nav a:nth-child(1){transition-delay:.10s;}
.mobile-menu.active .mobile-nav a:nth-child(2){transition-delay:.16s;}
.mobile-menu.active .mobile-nav a:nth-child(3){transition-delay:.22s;}
.mobile-menu.active .mobile-nav a:nth-child(4){transition-delay:.28s;}
.mobile-menu.active .mobile-nav a:nth-child(5){transition-delay:.34s;}
.mobile-menu.active .mobile-nav a:nth-child(6){transition-delay:.40s;}

/*==================================================
    CTA BUTTON
==================================================*/

.mobile-btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    margin:40px auto 25px;
    width:240px;
    height:54px;
    background:var(--navy);
    color:#fff;
    text-decoration:none;
    border-radius:8px;
    font-size:15px;
    font-weight:700;
    letter-spacing:1px;
    transition:.30s;
}

.mobile-btn:hover{
    background:var(--steel);
    transform:translateY(-2px);
}

/*==================================================
    FOOTER
==================================================*/

.mobile-footer{
    margin-top:auto;
    width:100%;
    padding:25px;
    border-top:1px solid #ececec;
    text-align:center;
    color:#666;
    font-size:14px;
}

.mobile-footer strong{
    display:block;
    margin-bottom:5px;
    color:var(--navy);
    font-size:13px;
    letter-spacing:1px;
    text-transform:uppercase;
}

.mobile-footer p{
    margin-bottom:18px;
}

/*==================================================
    BODY LOCK
==================================================*/

body.menu-open{
    overflow:hidden;
}

/*==================================================
    HAMBURGER ANIMATION
==================================================*/

.menu-toggle.active span:nth-child(1){
    transform:translateY(8px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2){
    opacity:0;
}

.menu-toggle.active span:nth-child(3){
    transform:translateY(-8px) rotate(-45deg);
}


/*==================================================
    MOBILE
==================================================*/

@media (min-width:992px){
    .mobile-menu,
    .menu-overlay{
        display:none;
    }
}

@media (max-width:480px){
    .mobile-menu{
        width:100%;
        max-width:100%;
    }

    .mobile-nav{
        padding:10px 25px;
    }

    .mobile-nav a{
        font-size:18px;
        padding:16px 0;
    }

    .mobile-btn{
        width:220px;
    }
}