/* ============================================================
   TCS Portal — Chrome Stylesheet
   Loads on EVERY page. Header, nav, footer, base reset only.
   Zero content-area rules so plugin pages are unaffected.
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
    --navy:          #1B2A5E;
    --navy-dark:     #131E46;
    --navy-light:    #253870;
    --orange:        #D97824;
    --orange-dark:   #BA6418;
    --orange-light:  #F0902D;
    --white:         #FFFFFF;
    --bg-light:      #F5F6FA;
    --bg-surface:    #ECEEF5;
    --text-dark:     #1E2233;
    --text-body:     #3D4255;
    --text-muted:    #7A7F96;
    --border:        #DDE0EC;
    --radius:        6px;
    --radius-lg:     10px;
    --shadow-sm:     0 1px 3px rgba(27,42,94,.08);
    --shadow-md:     0 4px 16px rgba(27,42,94,.12);
    --shadow-lg:     0 8px 32px rgba(27,42,94,.16);
    --font-sans:     'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition:    150ms ease;
    --header-h:      64px;
}

/* ── Minimal Reset (safe — no element selectors that fight plugins) ── */
*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    padding: 0;
}

/* ── Layout Scaffold ─────────────────────────────────────────── */
.site-wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-content { flex: 1; }

.container {
    width: 100%;
    padding-inline: 0;
}

/* ── Header ─────────────────────────────────────────────────── */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--navy);
    height: var(--header-h);
    box-shadow: 0 2px 8px rgba(0,0,0,.25);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 1.5rem;
}

/* Branding */
.site-branding { display: flex; align-items: center; }

.site-branding .custom-logo { height: 44px; width: auto; display: block; }

.site-name-link {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.site-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: .02em;
    text-transform: uppercase;
    font-family: var(--font-sans);
}

/* Navigation */
.main-navigation { display: flex; align-items: center; }

.main-navigation ul {
    display: flex;
    align-items: center;
    gap: .25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-navigation ul li a {
    display: block;
    padding: .5rem .875rem;
    font-size: .875rem;
    font-weight: 500;
    color: rgba(255,255,255,.85);
    border-radius: var(--radius);
    transition: background var(--transition), color var(--transition);
    text-decoration: none;
    font-family: var(--font-sans);
}

.main-navigation ul li a:hover,
.main-navigation ul li.current-menu-item > a,
.main-navigation ul li.current-page-ancestor > a {
    background: rgba(255,255,255,.1);
    color: var(--white);
}

/* Dropdown */
.main-navigation ul li { position: relative; }

.main-navigation ul li ul {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    min-width: 200px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    flex-direction: column;
    gap: 0;
    padding: .375rem 0;
    z-index: 200;
}

.main-navigation ul li:hover > ul,
.main-navigation ul li:focus-within > ul {
    display: flex;
}

.main-navigation ul ul li a {
    color: var(--text-dark);
    padding: .5rem 1rem;
    border-radius: 0;
    font-size: .875rem;
}

.main-navigation ul ul li a:hover {
    background: var(--bg-light);
    color: var(--orange);
}

/* Mobile hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid rgba(255,255,255,.25);
    border-radius: var(--radius);
    cursor: pointer;
    padding: 8px;
}

.nav-toggle__bar {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Footer ─────────────────────────────────────────────────── */
.site-footer {
    background: var(--navy-dark);
    color: rgba(255,255,255,.7);
    padding: 2rem 0;
    font-size: .875rem;
    font-family: var(--font-sans);
}

.footer-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.footer-brand .custom-logo { height: 36px; width: auto; display: block; }

.footer-site-name {
    font-weight: 700;
    font-size: 1rem;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: .04em;
}

.footer-menu {
    display: flex;
    flex-wrap: wrap;
    gap: .25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-menu li a {
    color: rgba(255,255,255,.7);
    padding: .25rem .625rem;
    border-radius: var(--radius);
    font-size: .8125rem;
    transition: color var(--transition);
    text-decoration: none;
}

.footer-menu li a:hover { color: var(--white); }

.footer-copy { color: rgba(255,255,255,.45); font-size: .8125rem; }

/* ── Skip Link — hidden until keyboard focus ─────────────────── */
.skip-link,
.skip-to-content {
    position: absolute;
    top: -100px;
    left: 0;
    z-index: 9999;
    padding: .5rem 1rem;
    background: var(--white);
    color: var(--navy);
    font-size: .875rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 0 0 var(--radius) 0;
    transition: top 150ms ease;
    font-family: var(--font-sans);
}

.skip-link:focus,
.skip-to-content:focus {
    top: 0;
    outline: 2px solid var(--orange);
    outline-offset: 2px;
}

/* ── Screen Reader Text ──────────────────────────────────────── */
.screen-reader-text {
    border: 0;
    clip: rect(1px,1px,1px,1px);
    clip-path: inset(50%);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
    word-wrap: normal !important;
}

.screen-reader-text:focus {
    clip: auto;
    clip-path: none;
    height: auto;
    left: .5rem;
    padding: .75rem 1.5rem;
    top: .5rem;
    width: auto;
    z-index: 9999;
    background: var(--white);
    color: var(--navy);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    font-weight: 600;
}

/* ── WP Admin Bar offset ─────────────────────────────────────── */
.admin-bar .site-header { top: 32px; }
@media (max-width: 782px) { .admin-bar .site-header { top: 46px; } }

/* ── Responsive Chrome ───────────────────────────────────────── */
@media (max-width: 768px) {
    .nav-toggle { display: flex; }

    .main-navigation {
        display: none;
        position: fixed;
        top: var(--header-h);
        left: 0;
        right: 0;
        background: var(--navy-dark);
        padding: 1rem;
        box-shadow: 0 8px 24px rgba(0,0,0,.3);
        z-index: 99;
    }

    .main-navigation.is-open { display: block; }

    .main-navigation ul {
        flex-direction: column;
        align-items: stretch;
        gap: .25rem;
    }

    .main-navigation ul li a {
        padding: .75rem 1rem;
        color: rgba(255,255,255,.9);
    }

    .main-navigation ul li ul {
        position: static;
        display: block;
        box-shadow: none;
        border: none;
        background: rgba(255,255,255,.05);
        border-radius: var(--radius);
        margin-top: .25rem;
        padding: .25rem 0;
    }

    .main-navigation ul ul li a { color: rgba(255,255,255,.75); }

    .footer-inner { flex-direction: column; align-items: flex-start; }
}