/* =========================================================
   THLIN Header — logo, mobile toggle, header shell
========================================================= */

.t-header {
    position: sticky;
    top: 0;
    z-index: 40;
    background: var(--t-header-bg);
    border-bottom: 1px solid var(--t-border);
}

.t-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--t-space-lg);
    min-height: 76px;
}

.t-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    color: var(--t-navy);
    font-weight: 800;
    flex: 0 0 auto;
}
.t-logo img { height: 40px; width: auto; }
.t-logo-mark {
    display: inline-grid;
    place-items: center;
    width: 40px; height: 40px;
    border-radius: var(--t-radius-sm);
    background: var(--t-blue);
    color: var(--t-white);
    font-size: 0.85rem;
    font-weight: 900;
    letter-spacing: 0.02em;
}
.t-logo-text { font-size: 1.1rem; }

.t-logo-text-full {
    display: none;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

/* Modern text toggle — no hamburger lines, no border box */
.t-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--t-white);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    padding: 6px 12px;
    border-radius: 4px;
    transition: background-color 0.2s;
}
.t-nav-toggle:hover { background-color: rgba(255, 255, 255, 0.1); }

.t-header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 0 0 auto;
}

/* Mobile bar stays corporate blue (see tokens.css), so text flips white */
@media (max-width: 767px) {
    .t-nav-toggle { display: block; margin-left: auto; }
    .t-logo-mark, .t-logo-text { display: none; }
    .t-logo-text-full { display: inline; }
    .t-logo { color: var(--t-white); }
    .t-header-inner { min-height: 0; padding: 18px 0; }
    .t-header { border-bottom-color: rgba(255, 255, 255, 0.15); }
}