/* ==========================================================================
   TSA Marine — Base Stylesheet
   ========================================================================== */

:root {
	--tsa-primary: #0a2540;
	--tsa-accent:  #1e6fd9;
	--tsa-navy:    #051a30;
	--tsa-white:   #ffffff;
	--tsa-bg:      #ffffff;
	--tsa-bg-alt:  #f4f7fb;
	--tsa-bg-dark: #0a2540;
	--tsa-text:    #16233a;
	--tsa-muted:   #5b6b82;
	--tsa-border:  #e2e8f0;
	--tsa-radius:  14px;
	--tsa-radius-sm: 8px;
	--tsa-shadow:  0 10px 30px -12px rgba(10, 37, 64, .18);
	--tsa-shadow-sm: 0 4px 12px -4px rgba(10, 37, 64, .12);
	--tsa-container: 1200px;
	--tsa-font-body: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
	--tsa-font-head: 'Poppins', 'Inter', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
	margin: 0;
	font-family: var(--tsa-font-body);
	color: var(--tsa-text);
	background: var(--tsa-bg);
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
}

img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--tsa-accent); text-decoration: none; transition: color .2s ease; }
a:hover, a:focus { color: var(--tsa-primary); }
:focus-visible { outline: 3px solid rgba(30, 111, 217, .45); outline-offset: 2px; border-radius: 4px; }

h1, h2, h3, h4, h5, h6 {
	font-family: var(--tsa-font-head);
	color: var(--tsa-primary);
	line-height: 1.2;
	margin: 0 0 .6em;
	font-weight: 700;
	letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.25rem); }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.1rem; }
p  { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--tsa-container); margin: 0 auto; padding: 0 20px; }
.section { padding: 84px 0; }
.section-alt { background: var(--tsa-bg-alt); }
.section-dark { background: var(--tsa-navy); color: #d9e3f0; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-cta { text-align: center; margin-top: 36px; }
.eyebrow { display: inline-block; text-transform: uppercase; letter-spacing: .16em; font-size: .78rem; font-weight: 600; color: var(--tsa-accent); margin-bottom: 12px; }

.screen-reader-text { border:0; clip:rect(1px,1px,1px,1px); height:1px; overflow:hidden; padding:0; position:absolute!important; width:1px; word-wrap:normal!important; }
.skip-link { position:absolute; left:-9999px; top:0; background:var(--tsa-primary); color:#fff; padding:10px 16px; z-index:9999; }
.skip-link:focus { left:8px; top:8px; }

/* ========== Buttons ========== */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:8px; padding:12px 22px; border-radius:999px; font-weight:600; font-size:.95rem; border:1px solid transparent; cursor:pointer; transition:all .2s ease; line-height:1; text-decoration:none; }
.btn-lg { padding:16px 28px; font-size:1rem; }
.btn-primary { background:var(--tsa-primary); color:#fff; }
.btn-primary:hover { background:#0d3159; color:#fff; box-shadow:var(--tsa-shadow-sm); }
.btn-accent { background:var(--tsa-accent); color:#fff; }
.btn-accent:hover { background:#1858ad; color:#fff; box-shadow:var(--tsa-shadow-sm); }
.btn-ghost { background:transparent; color:#fff; border-color:rgba(255,255,255,.4); }
.btn-ghost:hover { background:rgba(255,255,255,.1); color:#fff; }

/* ========== Topbar ========== */
.tsa-topbar { background:var(--tsa-navy); color:#c9d6e8; font-size:.85rem; }
.tsa-topbar__inner { display:flex; align-items:center; justify-content:space-between; min-height:40px; gap:16px; }
.tsa-topbar__info { list-style:none; margin:0; padding:0; display:flex; flex-wrap:wrap; gap:18px; }
.tsa-topbar__info a { color:#c9d6e8; }
.tsa-topbar__info a:hover { color:#fff; }
.tsa-topbar__social ul { list-style:none; margin:0; padding:0; display:flex; gap:12px; }
.tsa-topbar__social a { color:#c9d6e8; }

/* ========== Header ========== */
.site-header { position:sticky; top:0; z-index:100; background:rgba(255,255,255,.96); backdrop-filter:saturate(150%) blur(8px); border-bottom:1px solid var(--tsa-border); }
.site-header__inner { display:flex; align-items:center; justify-content:space-between; gap:24px; min-height:76px; }
.site-branding .site-title { display:flex; align-items:center; gap:10px; font-family:var(--tsa-font-head); color:var(--tsa-primary); font-weight:700; font-size:1.15rem; }
.brand-mark { display:inline-flex; align-items:center; justify-content:center; width:38px; height:38px; border-radius:10px; background:var(--tsa-primary); color:#fff; font-weight:700; font-size:.85rem; }
.custom-logo { max-height:48px; width:auto; }

.main-navigation ul { list-style:none; margin:0; padding:0; display:flex; align-items:center; gap:6px; }
.main-navigation li { position:relative; }
.main-navigation a { display:block; padding:10px 14px; color:var(--tsa-primary); font-weight:500; border-radius:8px; }
.main-navigation a:hover, .main-navigation .current-menu-item > a { background:var(--tsa-bg-alt); color:var(--tsa-accent); }
.main-navigation .sub-menu { position:absolute; left:0; top:100%; background:#fff; box-shadow:var(--tsa-shadow); border-radius:var(--tsa-radius-sm); min-width:220px; padding:8px; display:none; flex-direction:column; align-items:stretch; }
.main-navigation li:hover > .sub-menu, .main-navigation li:focus-within > .sub-menu { display:flex; }
.main-navigation .sub-menu a { padding:10px 12px; }

.menu-toggle { display:none; background:transparent; border:1px solid var(--tsa-border); border-radius:10px; padding:10px; cursor:pointer; }
.menu-toggle .bar { display:block; width:22px; height:2px; background:var(--tsa-primary); margin:4px 0; transition:transform .2s ease; }

/* ========== Hero ========== */
.hero { position:relative; overflow:hidden; color:#fff; padding:110px 0 120px; background:linear-gradient(135deg, #051a30 0%, #0a2540 55%, #133c6d 100%); }
.hero__bg { position:absolute; inset:0; background:
	radial-gradient(circle at 20% 20%, rgba(30,111,217,.35), transparent 55%),
	radial-gradient(circle at 80% 60%, rgba(30,111,217,.25), transparent 55%),
	linear-gradient(180deg, rgba(0,0,0,0), rgba(0,0,0,.35)); pointer-events:none;
}
.hero__inner { position:relative; max-width:820px; }
.hero__eyebrow { color:#8fb5ea; font-weight:600; letter-spacing:.14em; text-transform:uppercase; font-size:.85rem; margin:0 0 18px; }
.hero__title { color:#fff; font-size:clamp(2.2rem, 5vw, 3.6rem); margin:0 0 20px; }
.hero__subtitle { color:#d3dfef; font-size:1.15rem; max-width:640px; }
.hero__actions { display:flex; flex-wrap:wrap; gap:14px; margin-top:28px; }
.hero__badges { list-style:none; margin:44px 0 0; padding:0; display:flex; flex-wrap:wrap; gap:24px; color:#b6c8e0; font-size:.9rem; }
.hero__badges strong { color:#fff; margin-right:6px; }

/* ========== Page hero (inner pages) ========== */
.page-hero { padding:56px 0 40px; background:linear-gradient(135deg, #f4f7fb 0%, #eaf1fb 100%); border-bottom:1px solid var(--tsa-border); }
.page-hero__title { margin:0 0 12px; }
.tsa-breadcrumb ol { list-style:none; margin:0; padding:0; display:flex; flex-wrap:wrap; gap:6px; font-size:.9rem; color:var(--tsa-muted); }
.tsa-breadcrumb .sep { color:var(--tsa-muted); }
.tsa-breadcrumb a { color:var(--tsa-primary); }

/* ========== Grids ========== */
.grid-2 { display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:start; }
.values-grid { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.value-card { background:#fff; border:1px solid var(--tsa-border); border-radius:var(--tsa-radius); padding:22px; box-shadow:var(--tsa-shadow-sm); }
.value-card h3 { margin:0 0 6px; font-size:1.05rem; color:var(--tsa-accent); }
.value-card p { margin:0; color:var(--tsa-muted); font-size:.95rem; }

.services-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.service-card { background:#fff; border:1px solid var(--tsa-border); border-radius:var(--tsa-radius); padding:28px; box-shadow:var(--tsa-shadow-sm); transition:transform .25s ease, box-shadow .25s ease; }
.service-card:hover { transform:translateY(-4px); box-shadow:var(--tsa-shadow); }
.service-card .icon { width:52px; height:52px; border-radius:14px; background:linear-gradient(135deg, var(--tsa-accent), var(--tsa-primary)); color:#fff; display:inline-flex; align-items:center; justify-content:center; font-size:1.4rem; margin-bottom:16px; }
.service-card h3 { font-size:1.1rem; margin-bottom:8px; }
.service-card p { margin:0; color:var(--tsa-muted); font-size:.95rem; }

.industries-grid { list-style:none; margin:0; padding:0; display:grid; grid-template-columns:repeat(6,1fr); gap:16px; }
.industries-grid li { background:#fff; border:1px solid var(--tsa-border); border-radius:var(--tsa-radius); padding:24px 16px; text-align:center; font-weight:600; color:var(--tsa-primary); }
.industries-grid span { display:block; font-size:1.6rem; margin-bottom:6px; }

.stats-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-num { display:block; font-family:var(--tsa-font-head); font-size:3rem; font-weight:700; color:#fff; }
.stat-label { display:block; margin-top:6px; color:#8fb5ea; font-size:.95rem; letter-spacing:.05em; text-transform:uppercase; }

.why-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.why-item { background:#fff; border:1px solid var(--tsa-border); border-left:4px solid var(--tsa-accent); border-radius:var(--tsa-radius); padding:24px; }
.why-item h4 { margin:0 0 6px; color:var(--tsa-primary); }
.why-item p { margin:0; color:var(--tsa-muted); font-size:.95rem; }

.testimonials-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.testimonial { background:#fff; border:1px solid var(--tsa-border); border-radius:var(--tsa-radius); padding:26px; margin:0; box-shadow:var(--tsa-shadow-sm); }
.testimonial p { font-size:1.02rem; color:var(--tsa-primary); }
.testimonial footer { margin-top:10px; color:var(--tsa-muted); font-size:.9rem; font-style:normal; }

.post-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.post-card { background:#fff; border:1px solid var(--tsa-border); border-radius:var(--tsa-radius); overflow:hidden; box-shadow:var(--tsa-shadow-sm); transition:transform .25s ease, box-shadow .25s ease; display:flex; flex-direction:column; }
.post-card:hover { transform:translateY(-4px); box-shadow:var(--tsa-shadow); }
.post-card__thumb img { width:100%; height:220px; object-fit:cover; }
.post-card__body { padding:22px; display:flex; flex-direction:column; gap:8px; }
.post-card__title { font-size:1.15rem; margin:0; }
.post-card__title a { color:var(--tsa-primary); }
.post-card__excerpt { color:var(--tsa-muted); font-size:.95rem; }
.read-more { margin-top:auto; font-weight:600; }
.entry-meta { color:var(--tsa-muted); font-size:.85rem; }

.projects-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:22px; }
.project-card { background:#fff; border:1px solid var(--tsa-border); border-radius:var(--tsa-radius); padding:24px; box-shadow:var(--tsa-shadow-sm); }
.project-card .tag { display:inline-block; background:var(--tsa-bg-alt); color:var(--tsa-accent); border-radius:999px; padding:4px 10px; font-size:.78rem; font-weight:600; margin-bottom:10px; }

/* ========== Accordion ========== */
.accordion details { background:#fff; border:1px solid var(--tsa-border); border-radius:var(--tsa-radius-sm); padding:16px 20px; margin-bottom:12px; box-shadow:var(--tsa-shadow-sm); }
.accordion summary { cursor:pointer; font-weight:600; color:var(--tsa-primary); list-style:none; position:relative; padding-right:32px; }
.accordion summary::-webkit-details-marker { display:none; }
.accordion summary::after { content:'+'; position:absolute; right:0; top:50%; transform:translateY(-50%); font-size:1.4rem; color:var(--tsa-accent); font-weight:400; }
.accordion details[open] summary::after { content:'−'; }
.accordion p { margin:12px 0 0; color:var(--tsa-muted); }

/* ========== Contact form ========== */
.contact-page { padding:64px 0; }
.contact-form label { display:block; margin-bottom:16px; }
.contact-form label span { display:block; font-weight:600; color:var(--tsa-primary); margin-bottom:6px; font-size:.9rem; }
.contact-form input, .contact-form textarea, .search-field, .newsletter-form input {
	width:100%; padding:12px 14px; border:1px solid var(--tsa-border); border-radius:10px; font:inherit; background:#fff; color:var(--tsa-text);
}
.contact-form input:focus, .contact-form textarea:focus { border-color:var(--tsa-accent); outline:none; box-shadow:0 0 0 3px rgba(30,111,217,.15); }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.contact-info { background:var(--tsa-bg-alt); border-radius:var(--tsa-radius); padding:28px; }
.contact-info ul { list-style:none; margin:0; padding:0; }
.contact-info li { padding:12px 0; border-bottom:1px solid var(--tsa-border); }
.contact-info li:last-child { border-bottom:none; }
.alert { padding:12px 16px; border-radius:10px; margin-bottom:16px; }
.alert-success { background:#e6f7ee; color:#0d5a35; border:1px solid #c1e9d1; }
.alert-error { background:#fdecec; color:#8a1e1e; border:1px solid #f4c7c7; }

/* ========== Map ========== */
.map-embed { border-radius:var(--tsa-radius); overflow:hidden; box-shadow:var(--tsa-shadow-sm); margin-top:24px; }
.map-embed iframe { display:block; width:100%; height:420px; border:0; }
.map-placeholder { display:flex; align-items:center; justify-content:center; height:360px; background:linear-gradient(135deg,#eaf1fb,#dbe6f6); color:var(--tsa-primary); text-align:center; padding:24px; font-weight:600; }

/* ========== Footer ========== */
.site-footer { background:var(--tsa-navy); color:#c8d3e6; margin-top:80px; }
.footer-cta { display:flex; flex-wrap:wrap; gap:24px; align-items:center; justify-content:space-between; padding:56px 20px; border-bottom:1px solid rgba(255,255,255,.08); }
.footer-cta h2 { color:#fff; margin:0 0 8px; }
.footer-cta p  { margin:0; color:#a3b4cf; }
.footer-widgets { display:grid; grid-template-columns:2fr 1fr 1fr 1fr 1.2fr; gap:36px; padding:64px 20px 40px; }
.footer-widgets h4 { color:#fff; margin:0 0 14px; font-size:1rem; text-transform:uppercase; letter-spacing:.08em; }
.footer-widgets ul { list-style:none; margin:0; padding:0; }
.footer-widgets li { padding:6px 0; }
.footer-widgets a { color:#c8d3e6; }
.footer-widgets a:hover { color:#fff; }
.footer-contact li { border-bottom:1px dashed rgba(255,255,255,.08); padding:8px 0; }
.newsletter-form { display:flex; flex-wrap:wrap; gap:8px; }
.newsletter-form input { flex:1 1 160px; background:rgba(255,255,255,.08); color:#fff; border-color:rgba(255,255,255,.16); }
.newsletter-form input::placeholder { color:#a3b4cf; }
.newsletter-msg { display:block; width:100%; color:#8fb5ea; font-size:.85rem; margin-top:6px; }
.footer-bottom { border-top:1px solid rgba(255,255,255,.08); }
.footer-bottom__inner { display:flex; flex-wrap:wrap; gap:16px; justify-content:space-between; align-items:center; padding:20px; font-size:.9rem; color:#8fa1c0; }
.footer-menu ul { list-style:none; margin:0; padding:0; display:flex; gap:16px; }

/* ========== Utility layouts ========== */
.content-with-sidebar { display:grid; grid-template-columns:1fr 320px; gap:40px; padding:56px 20px; }
.widget-area .widget { background:#fff; border:1px solid var(--tsa-border); border-radius:var(--tsa-radius); padding:20px; margin-bottom:22px; }
.widget-title { margin:0 0 12px; font-size:1rem; text-transform:uppercase; letter-spacing:.06em; color:var(--tsa-primary); }
.page-narrow .page-article { max-width:820px; margin:0 auto; padding:56px 0; }
.page-article { padding:56px 0; }
.entry-content h3 { margin-top:1.6em; }
.entry-content ul { padding-left:1.2em; }
.profile-table { width:100%; border-collapse:collapse; margin:16px 0 24px; }
.profile-table th, .profile-table td { text-align:left; padding:12px 14px; border-bottom:1px solid var(--tsa-border); vertical-align:top; }
.profile-table th { width:220px; color:var(--tsa-primary); background:var(--tsa-bg-alt); }

/* Back to top */
.back-to-top { position:fixed; right:20px; bottom:20px; width:44px; height:44px; border-radius:50%; border:none; background:var(--tsa-accent); color:#fff; font-size:1.2rem; cursor:pointer; opacity:0; pointer-events:none; transition:opacity .25s ease, transform .25s ease; box-shadow:var(--tsa-shadow); z-index:99; }
.back-to-top.is-visible { opacity:1; pointer-events:auto; }
.back-to-top:hover { transform:translateY(-2px); }

/* Comments */
.comment-list { list-style:none; padding:0; }
.comment-list .comment { background:#fff; border:1px solid var(--tsa-border); border-radius:var(--tsa-radius-sm); padding:16px; margin-bottom:12px; }

/* Pagination */
.nav-links { display:flex; flex-wrap:wrap; gap:6px; margin-top:32px; }
.nav-links .page-numbers { display:inline-flex; align-items:center; justify-content:center; min-width:40px; height:40px; padding:0 10px; border:1px solid var(--tsa-border); border-radius:8px; color:var(--tsa-primary); font-weight:600; }
.nav-links .page-numbers.current, .nav-links .page-numbers:hover { background:var(--tsa-primary); color:#fff; border-color:var(--tsa-primary); }