.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(14px);
    background: rgba(7, 10, 18, 0.55);
    border-bottom: 1px solid var(--line);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 0;
    gap: 18px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.brand-logo {
    height: 52px;
    width: auto;
    display: block;
    filter: drop-shadow(0 4px 18px rgba(140, 210, 255, 0.25));
    transition: transform 200ms ease, filter 200ms ease;
}

.site-header:hover .brand-logo {
    filter: drop-shadow(0 6px 26px rgba(140, 210, 255, 0.35));
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.nav-link {
    position: relative;
    padding: 10px 10px;
    color: var(--muted);
    border-radius: 12px;
    transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.nav-link:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.03);
    transform: translateY(-1px);
}

.nav-link.is-active {
    color: var(--text);
    background: rgba(140, 210, 255, 0.08);
    outline: 1px solid rgba(140, 210, 255, 0.18);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn {
    appearance: none;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text);
    padding: 10px 14px;
    border-radius: 14px;
    cursor: pointer;
    transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
    font-weight: 650;
}

.btn:hover {
    transform: translateY(-1px);
    background: rgba(255, 255, 255, 0.06);
}

.btn-primary {
    border-color: rgba(140, 210, 255, 0.35);
    background: linear-gradient(135deg, rgba(140, 210, 255, 0.22), rgba(167, 243, 208, 0.14));
}

.btn-primary:hover {
    border-color: rgba(140, 210, 255, 0.55);
}

.btn-ghost {
    background: transparent;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.card {
    border-radius: var(--radius);
    background: var(--panel);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    padding: 18px;
    min-height: 140px;
    transition: transform 160ms ease, border-color 160ms ease;
}

.card:hover {
    transform: translateY(-2px);
    border-color: rgba(140, 210, 255, 0.28);
}

.card h3 {
    margin: 0 0 10px;
    letter-spacing: -0.02em;
}

.card p {
    margin: 0;
    color: var(--muted);
}

.site-footer {
    border-top: 1px solid var(--line);
    background: rgba(7, 10, 18, 0.6);
    padding: 44px 0 26px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 1.8fr;
    gap: 28px;
    align-items: start;
}

.footer-title {
    font-size: 18px;
    font-weight: 800;
}

.footer-sub {
    margin-top: 10px;
    color: var(--muted);
    max-width: 64ch;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.footer-head {
    font-weight: 800;
    margin-bottom: 10px;
}

.footer-col a {
    display: block;
    padding: 8px 0;
    color: var(--muted);
}

.footer-col a:hover {
    color: var(--text);
}

.footer-bottom {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    gap: 14px;
    color: var(--muted);
    flex-wrap: wrap;
}

@media (max-width: 980px) {
    .card-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* ===============================
   Login Modal (Adventurer's Ledger)
   =============================== */

.modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1000;

    display: flex;
    align-items: center;
    justify-content: center;

    background: rgba(5, 8, 14, 0.75);
    backdrop-filter: blur(6px);
}

.modal {
    width: 100%;
    max-width: 420px;

    background: var(--panel-strong);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: var(--shadow);

    padding: 18px 20px 20px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}

.modal-title {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.icon-btn {
    appearance: none;
    border: none;
    background: transparent;
    color: var(--muted);
    font-size: 20px;
    cursor: pointer;
}

.icon-btn:hover {
    color: var(--text);
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Login form fields */

.field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.field span {
    font-size: 12px;
    color: var(--muted);
}

.input {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 10px 12px;
    color: var(--text);
    font-size: 14px;
}

.input:focus {
    outline: none;
    border-color: rgba(140, 210, 255, 0.45);
}

.modal-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    font-size: 13px;
}

.check {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--muted);
}

.link {
    color: var(--accent);
    font-size: 13px;
}

.link:hover {
    text-decoration: underline;
}

.modal-actions {
    display: flex;
    gap: 10px;
    margin-top: 8px;
}

.form-hint {
    min-height: 16px;
    font-size: 12px;
    color: var(--muted);
}

html.modal-open,
body.modal-open {
    overflow: hidden;
}

.modal-backdrop[hidden] {
    display: none !important;
}