.solver-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.anagram-card {
    background: var(--bg-surface);
    backdrop-filter: blur(16px);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    padding: 2.25rem 2rem;
    box-shadow: var(--shadow-sm);
}

.anagram-card:hover {
    box-shadow: var(--shadow-md);
}

.mode-toggle {
    display: flex;
    justify-content: center;
}

.mode-toggle .btn-group {
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    border-radius: var(--radius-pill);
    overflow: hidden;
}

.mode-toggle .btn-outline-primary {
    border: none;
    padding: 0.6rem 1.5rem;
    font-weight: 500;
}

.mode-toggle .btn-check:checked + .btn-outline-primary {
    background: var(--accent-primary);
    color: white;
}

.letters-hero-input {
    background: white;
    border-radius: 999px;
    padding: 0.75rem 1.25rem;
    border: 1px solid rgba(148, 163, 184, 0.6);
    box-shadow: 0 4px 12px rgba(15,23,42,0.06);
}

.letters-hero-input input {
    font-size: 1.1rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.filter-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
}

.filter-pill {
    background: #f9fafb;
    border-radius: 999px;
    padding: 0.45rem 0.9rem;
    border: 1px solid var(--border-light);
    display: flex;
    flex-direction: column;
}

.filter-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: 0.15rem;
}

.filter-input {
    border: none;
    background: transparent;
    padding: 0;
    font-size: 0.95rem;
}

.filter-input:focus {
    box-shadow: none;
}

.results-area {
    max-width: 900px;
    margin: 0 auto;
}

.results-card {
    background: var(--bg-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem 1.4rem;
}

.results-list {
    border-radius: 14px;
    background: rgba(255,255,255,0.95);
    padding: 0.4rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.4rem;
}

.word-chip {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    padding: 0.55rem 0.9rem;
    border-radius: 999px;
    background: white;
    border: 1px solid rgba(148, 163, 184, 0.4);
    cursor: pointer;
    transition: all 0.15s ease;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.word-chip:hover {
    border-color: var(--accent-primary);
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(15, 23, 42, 0.08);
}

.word-chip .word-text {
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.word-chip .word-meta {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.badge-length {
    background: #eef2ff;
    color: #4f46e5;
    border-radius: 999px;
    padding: 0.1rem 0.55rem;
    font-size: 0.75rem;
}

.length-separator {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Toast Styles */
.toast-success {
    border-left: 4px solid #10b981;
}

.toast-error {
    border-left: 4px solid #ef4444;
}

.toast-warning {
    border-left: 4px solid #f59e0b;
}

.toast-info {
    border-left: 4px solid var(--accent-primary);
}

@media (max-width: 767.98px) {
    .anagram-card {
        padding: 1.75rem 1.25rem;
    }
    .filter-grid {
        grid-template-columns: repeat(2, minmax(0,1fr));
    }
    .mode-toggle .btn-outline-primary {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}