.app-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.app-nav {
    display: flex;
    gap: 1rem;
}

.nav-link {
    color: var(--nav-btn-color, var(--gold));
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: bold;
    padding: 0.25rem 0.75rem;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    transition: border-color 0.2s, color 0.2s, background 0.2s;
    letter-spacing: 0.04em;
}

.nav-link:hover {
    border-color: var(--nav-btn-border, var(--gold-dim));
    color: var(--nav-btn-color-hover, var(--gold-light));
    background: rgba(200, 168, 75, 0.08);
}

.nav-link--active {
    border-color: var(--nav-btn-border, var(--gold));
    color: var(--nav-btn-color-hover, var(--gold-light));
    background: rgba(200, 168, 75, 0.12);
}

.settings-main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 1rem;
}

.settings-page-title {
    color: var(--gold-light);
    font-size: 1.4rem;
    margin-bottom: 1.25rem;
    letter-spacing: 0.06em;
    text-shadow: 0 0 8px rgba(255, 215, 0, 0.3);
}

.settings-grid {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 1.5rem;
    align-items: start;
}

.settings-card {
    background: var(--bg-panel);
    border: 1px solid var(--gold-dim);
    border-radius: var(--border-radius);
    padding: 1.1rem 1.25rem;
    margin-bottom: 1rem;
}

.settings-card-title {
    color: var(--gold);
    font-size: 1rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--gold-dim);
    padding-bottom: 0.4rem;
    margin-bottom: 0.9rem;
}

.field-group {
    margin-bottom: 0.85rem;
}

.field-group:last-child {
    margin-bottom: 0;
}

.field-label {
    display: block;
    color: var(--text-muted);
    font-size: 0.82rem;
    margin-bottom: 0.3rem;
    letter-spacing: 0.02em;
}

.color-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.grad-arrow {
    color: var(--gold-dim);
    font-size: 1rem;
}

input[type="color"] {
    width: 40px;
    height: 32px;
    border: 2px solid var(--gold-dim);
    border-radius: 4px;
    background: none;
    cursor: pointer;
    padding: 2px;
}

input[type="color"]:hover {
    border-color: var(--gold);
}

.color-hex {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: 'Courier New', monospace;
    min-width: 60px;
}

input[type="range"] {
    width: 100%;
    accent-color: var(--gold);
    cursor: pointer;
    height: 4px;
}

.text-input {
    width: 100%;
    background: var(--bg-item);
    border: 1px solid var(--gold-dim);
    border-radius: var(--border-radius);
    color: var(--text);
    font-family: inherit;
    font-size: 0.88rem;
    padding: 0.4rem 0.6rem;
    transition: border-color 0.2s;
}

.text-input:focus {
    outline: none;
    border-color: var(--gold);
}

.select-input {
    width: 100%;
    background: var(--bg-item);
    border: 1px solid var(--gold-dim);
    border-radius: var(--border-radius);
    color: var(--text);
    font-family: inherit;
    font-size: 0.88rem;
    padding: 0.4rem 0.6rem;
    cursor: pointer;
    transition: border-color 0.2s;
}

.select-input:focus {
    outline: none;
    border-color: var(--gold);
}

.radio-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--text);
    font-size: 0.88rem;
    cursor: pointer;
}

.radio-label input[type="radio"] {
    accent-color: var(--gold);
    cursor: pointer;
}

.color-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem 1rem;
}

.hidden {
    display: none !important;
}

.themes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
}

.theme-btn {
    background: var(--bg-item);
    border: 1px solid var(--gold-dim);
    border-radius: var(--border-radius);
    color: var(--text);
    font-family: inherit;
    font-size: 0.8rem;
    padding: 0.45rem 0.3rem;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
    text-align: center;
}

.theme-btn:hover {
    background: rgba(200, 168, 75, 0.12);
    border-color: var(--gold);
    color: var(--gold-light);
}

.settings-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.settings-preview-col {
    position: sticky;
    top: 1rem;
}

.preview-frame {
    background: #0d0500;
    border: 2px solid var(--gold-dim);
    border-radius: 8px;
    overflow: hidden;
    min-height: 320px;
    transition: background 0.3s;
}

.preview-header {
    background: linear-gradient(180deg, #2a0d00 0%, #1a0800 100%);
    border-bottom: 2px solid var(--gold);
    padding: 0.6rem 1rem;
    text-align: center;
    transition: background 0.3s, border-color 0.3s;
}

.preview-header span {
    color: var(--gold-light);
    font-size: 1rem;
    font-weight: bold;
    letter-spacing: 0.06em;
    text-shadow: 0 0 8px rgba(255, 215, 0, 0.5);
}

.preview-body {
    display: flex;
    gap: 0.75rem;
    padding: 0.75rem;
}

.preview-panel {
    background: #1a0a00;
    border: 1px solid var(--gold-dim);
    border-radius: 4px;
    padding: 0.4rem;
    flex-shrink: 0;
    transition: background 0.3s;
}

.preview-roulette {
    width: 120px;
    overflow: hidden;
    border: 1px solid var(--gold-dim);
    border-radius: 3px;
}

.preview-item {
    height: 32px;
    line-height: 32px;
    text-align: center;
    font-size: 0.72rem;
    color: #f0e0b0;
    background: #2a1200;
    border-bottom: 1px solid rgba(200, 168, 75, 0.1);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding: 0 0.3rem;
    transition: background 0.3s, color 0.3s;
}

.preview-item--winner {
    color: #ffd700;
    font-weight: bold;
    text-shadow: 0 0 6px rgba(255, 215, 0, 0.8);
    background: #3d1a00;
}

.preview-ranking {
    flex: 1;
    background: #1a0a00;
    border: 1px solid var(--gold-dim);
    border-radius: 4px;
    padding: 0.4rem 0.5rem;
    transition: background 0.3s;
}

.preview-rank-title {
    color: #c8a84b;
    font-size: 0.7rem;
    font-weight: bold;
    letter-spacing: 0.06em;
    border-bottom: 1px solid rgba(200, 168, 75, 0.3);
    padding-bottom: 0.25rem;
    margin-bottom: 0.35rem;
}

.preview-rank-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.68rem;
    color: #f0e0b0;
    padding: 0.15rem 0;
    border-bottom: 1px solid rgba(200, 168, 75, 0.06);
}

.preview-rank-row span:nth-child(2),
.preview-rank-row span:nth-child(3) {
    color: #9a8060;
}

.preview-btn-row {
    display: flex;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem 0.75rem;
    justify-content: center;
}

.preview-btn {
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: bold;
    border: 1px solid var(--gold-dim);
    background: #3a1800;
    color: var(--gold);
    transition: background 0.3s, border-color 0.3s, color 0.3s;
}

.preview-btn--draw {
    background: linear-gradient(180deg, #6b1010 0%, #3a0808 100%);
    border-color: #c0392b;
    color: #f5c0c0;
}

.glow-preview-box {
    background: var(--bg-item);
    border: 1px solid var(--gold-dim);
    border-radius: var(--border-radius);
    padding: 0.6rem 1rem;
    text-align: center;
}

#glow-preview-text {
    font-size: 1.1rem;
    font-weight: bold;
    transition: color 0.2s, text-shadow 0.2s;
}

.arma-preview-box {
    background: var(--bg-item);
    border: 1px solid var(--gold-dim);
    border-radius: var(--border-radius);
    padding: 0.75rem;
    text-align: center;
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.arma-preview-box img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 0 8px rgba(200, 168, 75, 0.5));
    transition: width 0.2s;
}

@media (max-width: 900px) {
    .settings-grid {
        grid-template-columns: 1fr;
    }
    .settings-preview-col {
        position: static;
    }
    .color-grid {
        grid-template-columns: 1fr;
    }
    .themes-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

#arma-enabled {
    display: none;
}

#arma-enabled:checked + .toggle-track {
    background: var(--red-bright);
    border-color: var(--red-bright);
}

#arma-enabled:checked + .toggle-track .toggle-thumb {
    transform: translateX(18px);
    background: #fff;
}

#ranking-hide-header {
    display: none;
}

#ranking-hide-header:checked + .toggle-track {
    background: var(--red-bright);
    border-color: var(--red-bright);
}

#ranking-hide-header:checked + .toggle-track .toggle-thumb {
    transform: translateX(18px);
    background: #fff;
}