.luggage-calculator {
    --lc-primary: #3b82f6;
    --lc-border: #e2e8f0;
    --lc-text: #1e293b;
    --lc-text-muted: #64748b;
    --lc-card-bg: #fff;
    --lc-input-bg: #f8fafc;
    --lc-item-bg: #f1f5f9;
    --lc-modal-bg: #fff;
    --lc-note-bg: #eff6ff;
    --lc-note-border: #dbeafe;
    --lc-note-text: #1d4ed8;
    --lc-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
}

.theme-dark .luggage-calculator {
    --lc-border: #334155;
    --lc-text: #f1f5f9;
    --lc-text-muted: #94a3b8;
    --lc-card-bg: #1e293b;
    --lc-input-bg: #0f172a;
    --lc-item-bg: #0f172a;
    --lc-modal-bg: #1e293b;
    --lc-note-bg: rgba(30, 58, 138, 0.3);
    --lc-note-border: rgba(30, 58, 138, 0.6);
    --lc-note-text: #bfdbfe;
    --lc-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3);
    --lc-primary: #60a5fa;
}

.lc-card {
    background: var(--lc-card-bg);
    border: 1px solid var(--lc-border);
    border-radius: 2.5rem;
    padding: 3rem;
    box-shadow: var(--lc-shadow);
    max-width: 900px;
    margin: 2rem auto;
    position: relative;
    overflow: hidden;
}

.lc-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    position: relative;
    z-index: 2;
}

.lc-title {
    font-size: 2rem;
    font-weight: 900;
    letter-spacing: -0.02em;
    color: var(--lc-text);
    margin: 0;
}

.lc-badge {
    padding: 0.6rem 1.25rem;
    background: var(--lc-primary);
    color: white;
    border-radius: 1rem;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.search-section {
    margin-bottom: 2.5rem;
    position: relative;
    z-index: 2;
}

.search-container {
    position: relative;
    width: 100%;
}

.search-input {
    width: 100%;
    padding: 1.25rem 1.5rem 1.25rem 3.5rem;
    background: var(--lc-input-bg);
    border: 2px solid var(--lc-border);
    border-radius: 1.5rem;
    font-size: 1.05rem;
    color: var(--lc-text);
    transition: all 0.3s ease;
    outline: none;
}

.search-input:focus {
    border-color: var(--lc-primary);
    background: var(--lc-card-bg);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.search-icon {
    position: absolute;
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--lc-text-muted);
    width: 20px;
    height: 20px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.5rem;
    position: relative;
    z-index: 2;
}

.airline-card {
    background: var(--lc-card-bg);
    border: 1px solid var(--lc-border);
    border-radius: 1.5rem;
    padding: 1.5rem;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    cursor: pointer;
    display: flex;
    flex-direction: column;
}

.airline-card:hover {
    transform: scale(1.02);
    border-color: var(--lc-primary);
    box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.1);
}

.airline-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.airline-icon {
    width: 28px;
    height: 28px;
    color: var(--lc-primary);
    background: var(--lc-note-bg);
    padding: 0.4rem;
    border-radius: 0.75rem;
}

.airline-name {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--lc-text);
}

.luggage-types {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.luggage-item {
    padding: 1rem;
    background: var(--lc-input-bg);
    border-radius: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border: 1px solid transparent;
    transition: border-color 0.2s;
}

.airline-card:hover .luggage-item {
    border-color: var(--lc-border);
}

.luggage-icon {
    width: 28px;
    height: 28px;
    color: var(--lc-primary);
    flex-shrink: 0;
}

.luggage-info {
    display: flex;
    flex-direction: column;
}

.luggage-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--lc-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.1rem;
}

.luggage-measure {
    font-size: 1rem;
    font-weight: 800;
    color: var(--lc-text);
}

.luggage-weight {
    font-size: 0.85rem;
    color: var(--lc-primary);
    font-weight: 700;
}

.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem;
    color: var(--lc-text-muted);
    font-size: 1.1rem;
    font-weight: 600;
}

.detail-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.detail-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.detail-modal {
    background: var(--lc-modal-bg);
    width: 90%;
    max-width: 550px;
    border-radius: 3rem;
    padding: 3rem;
    position: relative;
    transform: translateY(30px) scale(0.95);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--lc-border);
}

.detail-overlay.active .detail-modal {
    transform: translateY(0) scale(1);
}

.close-btn {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: var(--lc-input-bg);
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--lc-text);
    transition: all 0.3s;
}

.close-btn:hover {
    background: var(--lc-primary);
    color: white;
    transform: rotate(90deg);
}

.modal-title {
    font-size: 2.25rem;
    font-weight: 900;
    margin-bottom: 2rem;
    text-align: center;
    letter-spacing: -0.03em;
}

.detail-props {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.prop-card {
    background: var(--lc-input-bg);
    padding: 1.5rem;
    border-radius: 2rem;
    text-align: center;
    border: 1px solid var(--lc-border);
}

.prop-label {
    font-size: 0.85rem;
    color: var(--lc-text-muted);
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    display: block;
}

.prop-value {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--lc-text);
}

.luggage-weight-detail {
    font-size: 0.95rem;
    margin-top: 0.75rem;
    color: var(--lc-primary);
    font-weight: 800;
}

.modal-note {
    margin-top: 2rem;
    padding: 1.5rem;
    background: var(--lc-note-bg);
    border-radius: 1.5rem;
    border: 1px solid var(--lc-note-border);
}

.modal-note-text {
    font-size: 0.95rem;
    color: var(--lc-note-text);
    line-height: 1.6;
    margin: 0;
}

.modal-note-strong {
    font-weight: 900;
    text-transform: uppercase;
    font-size: 0.8rem;
    display: block;
    margin-bottom: 0.4rem;
}

@media (max-width: 640px) {
    .lc-card {
        padding: 2rem 1.5rem;
        border-radius: 2rem;
        margin: 1rem;
    }

    .lc-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .lc-title {
        font-size: 1.5rem;
    }

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

    .detail-props {
        grid-template-columns: 1fr;
    }

    .detail-modal {
        padding: 2rem;
        border-radius: 2rem;
    }
}