/* ═══════════════════════════════════════════════════
   TDN MAGAZINE — HEADER
   Fixed header: white top bar + red nav strip
═══════════════════════════════════════════════════ */

/* ─── Wrapper ────────────────────────────────────── */
#tdn-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100000;
    font-family: var(--font-ui);
    box-shadow: 0 2px 12px rgba(0,0,0,.09);
}
.admin-bar #tdn-header { top: 32px; }
@media screen and (max-width: 782px) {
    .admin-bar #tdn-header { top: 46px; }
}

/* ─── Top bar ────────────────────────────────────── */
.tdn-hdr-top {
    background: var(--tdn-white);
    border-bottom: 1px solid var(--tdn-border);
    height: 78px;
}
.tdn-hdr-top-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 16px;
}

/* Logo */
.tdn-hdr-logo { display: flex; align-items: center; flex-shrink: 0; }
.tdn-hdr-logo img { height: 54px; width: auto; }

/* Search */
.tdn-hdr-search {
    display: flex;
    border: 1.5px solid var(--tdn-border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color .15s;
}
.tdn-hdr-search:focus-within { border-color: var(--tdn-red); }
.tdn-hdr-search input {
    border: none;
    outline: none;
    padding: 8px 14px;
    font-size: .875rem;
    width: 200px;
    background: var(--tdn-white);
    color: var(--tdn-black);
    font-family: var(--font-ui);
}
.tdn-hdr-search button {
    background: var(--tdn-red);
    border: none;
    color: var(--tdn-white);
    padding: 0 16px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .5px;
    text-transform: uppercase;
    cursor: pointer;
    white-space: nowrap;
    transition: background .15s;
}
.tdn-hdr-search button:hover { background: var(--tdn-red-dark); }

/* Burger (hidden on desktop) */
.tdn-hdr-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    flex-shrink: 0;
}
.tdn-hdr-burger span {
    display: block;
    width: 24px; height: 2px;
    background: var(--tdn-black);
    border-radius: 2px;
    transition: transform .25s, opacity .25s;
}
.tdn-hdr-burger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.tdn-hdr-burger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}
.tdn-hdr-burger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ─── Nav strip ──────────────────────────────────── */
.tdn-hdr-nav {
    background: var(--tdn-red);
    height: 40px;
}
.tdn-hdr-nav-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
    height: 100%;
}
.tdn-hdr-nav-links {
    display: flex;
    align-items: center;
    height: 40px;
    gap: 0;
}
.tdn-hdr-nav-links a {
    display: flex;
    align-items: center;
    height: 40px;
    padding: 0 16px;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .5px;
    text-transform: uppercase;
    color: var(--tdn-white);
    text-decoration: none;
    white-space: nowrap;
    transition: background .15s;
}
.tdn-hdr-nav-links a:hover,
.tdn-hdr-nav-links a.current { background: rgba(0,0,0,.18); }

/* Social cluster in nav */
.tdn-hdr-nav-social {
    display: flex;
    align-items: center;
    gap: 2px;
    margin-left: auto;
    padding-left: 12px;
    border-left: 1px solid rgba(255,255,255,.2);
}
.tdn-hdr-nav-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px; height: 32px;
    color: rgba(255,255,255,.75);
    border-radius: var(--radius);
    transition: color .15s, background .15s;
    text-decoration: none;
}
.tdn-hdr-nav-social a:hover {
    color: var(--tdn-white);
    background: rgba(255,255,255,.15);
}
.tdn-hdr-nav-social svg { width: 16px; height: 16px; fill: currentColor; display: block; }

/* Share button in nav */
.tdn-hdr-share {
    display: flex;
    align-items: center;
    gap: 6px;
    height: 40px;
    padding: 0 16px;
    background: rgba(0,0,0,.2);
    border: none;
    color: var(--tdn-white);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .5px;
    text-transform: uppercase;
    cursor: pointer;
    white-space: nowrap;
    transition: background .15s;
    font-family: var(--font-ui);
}
.tdn-hdr-share:hover { background: rgba(0,0,0,.35); }
.tdn-hdr-share svg { flex-shrink: 0; fill: none; stroke: currentColor; }

/* ─── Mobile drawer ──────────────────────────────── */
.tdn-hdr-drawer {
    display: none;
    background: var(--tdn-white);
    border-top: 3px solid var(--tdn-red);
    box-shadow: 0 8px 24px rgba(0,0,0,.12);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}
.tdn-hdr-drawer.open { display: block; }

/* Drawer search */
.tdn-hdr-drawer-search {
    display: flex;
    margin: 16px 24px;
    border: 1.5px solid var(--tdn-border);
    border-radius: var(--radius);
    overflow: hidden;
}
.tdn-hdr-drawer-search input {
    flex: 1;
    border: none;
    outline: none;
    padding: 10px 14px;
    font-size: .875rem;
    font-family: var(--font-ui);
}
.tdn-hdr-drawer-search button {
    background: var(--tdn-red);
    color: var(--tdn-white);
    border: none;
    padding: 0 16px;
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    cursor: pointer;
    font-family: var(--font-ui);
}

/* Drawer nav links */
.tdn-hdr-drawer-nav { list-style: none; }
.tdn-hdr-drawer-nav li a,
.tdn-hdr-drawer-nav li button.tdn-hdr-drawer-btn {
    display: block;
    width: 100%;
    padding: 13px 24px;
    font-size: .95rem;
    font-weight: 600;
    color: var(--tdn-black);
    text-decoration: none;
    border-bottom: 1px solid var(--tdn-border-lt);
    text-align: left;
    background: none;
    border-left: none;
    border-right: none;
    border-top: none;
    cursor: pointer;
    font-family: var(--font-ui);
    transition: color .15s, background .15s;
}
.tdn-hdr-drawer-nav li a:hover,
.tdn-hdr-drawer-nav li button.tdn-hdr-drawer-btn:hover {
    color: var(--tdn-red);
    background: #fafafa;
}

/* Drawer social strip */
.tdn-hdr-drawer-social {
    padding: 16px 24px 20px;
    border-top: 2px solid var(--tdn-border-lt);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.tdn-hdr-drawer-social-label {
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--tdn-muted);
    margin-right: 4px;
}
.tdn-hdr-drawer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px; height: 36px;
    border-radius: 50%;
    color: var(--tdn-black);
    background: var(--tdn-bg-soft);
    transition: all .15s;
}
.tdn-hdr-drawer-social a:hover {
    background: var(--tdn-red);
    color: var(--tdn-white);
}
.tdn-hdr-drawer-social svg { width: 17px; height: 17px; fill: currentColor; }

/* ─── Responsive ─────────────────────────────────── */
@media (max-width: 768px) {
    .tdn-hdr-top { height: 64px; }
    .tdn-hdr-logo img { height: 42px; }
    .tdn-hdr-search { display: none; }
    .tdn-hdr-nav { display: none; }
    .tdn-hdr-burger { display: flex; }
}